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authorArturo Espinosa <unammx@src.gnome.org>2000-01-06 13:48:27 +0800
committerArturo Espinosa <unammx@src.gnome.org>2000-01-06 13:48:27 +0800
commited4e8afecd5a7f9fab04715ca26a67b2917d78f3 (patch)
treefb33e24ef2eb7c01b225e094d69228c395b1afb4 /widgets/shortcut-bar
parent36e5e42d31a56499b1b2534fdf9f6a720b3813e0 (diff)
downloadgsoc2013-evolution-ed4e8afecd5a7f9fab04715ca26a67b2917d78f3.tar.gz
gsoc2013-evolution-ed4e8afecd5a7f9fab04715ca26a67b2917d78f3.tar.zst
gsoc2013-evolution-ed4e8afecd5a7f9fab04715ca26a67b2917d78f3.zip
Lots of reorganization to get the Evolution shell to begin its life. It
Lots of reorganization to get the Evolution shell to begin its life. It also includes a new evolution widget from Damon. Miguel. svn path=/trunk/; revision=1536
Diffstat (limited to 'widgets/shortcut-bar')
-rw-r--r--widgets/shortcut-bar/Makefile.am30
-rw-r--r--widgets/shortcut-bar/e-clipped-label.c361
-rw-r--r--widgets/shortcut-bar/e-clipped-label.h90
-rw-r--r--widgets/shortcut-bar/e-group-bar.c1498
-rw-r--r--widgets/shortcut-bar/e-group-bar.h171
-rw-r--r--widgets/shortcut-bar/e-icon-bar-bg-item.c361
-rw-r--r--widgets/shortcut-bar/e-icon-bar-bg-item.h72
-rw-r--r--widgets/shortcut-bar/e-icon-bar-text-item.c1696
-rw-r--r--widgets/shortcut-bar/e-icon-bar-text-item.h158
-rw-r--r--widgets/shortcut-bar/e-icon-bar.c1450
-rw-r--r--widgets/shortcut-bar/e-icon-bar.h221
-rw-r--r--widgets/shortcut-bar/e-shortcut-bar.c563
-rw-r--r--widgets/shortcut-bar/e-shortcut-bar.h114
-rw-r--r--widgets/shortcut-bar/e-vscrolled-bar.c652
-rw-r--r--widgets/shortcut-bar/e-vscrolled-bar.h97
-rw-r--r--widgets/shortcut-bar/test-shortcut-bar.c445
16 files changed, 7979 insertions, 0 deletions
diff --git a/widgets/shortcut-bar/Makefile.am b/widgets/shortcut-bar/Makefile.am
new file mode 100644
index 0000000000..c60c57e872
--- /dev/null
+++ b/widgets/shortcut-bar/Makefile.am
@@ -0,0 +1,30 @@
+
+noinst_LIBRARIES = libshortcut-bar.a
+noinst_PROGRAMS = test-shortcut-bar
+
+INCLUDES = \
+ -DEVOLUTION_VERSION=\""$(VERSION)"\" \
+ $(EXTRA_GNOME_CFLAGS)
+
+libshortcut_bar_a_SOURCES = \
+ e-clipped-label.c \
+ e-clipped-label.h \
+ e-group-bar.c \
+ e-group-bar.h \
+ e-icon-bar-bg-item.c \
+ e-icon-bar-bg-item.h \
+ e-icon-bar-text-item.c \
+ e-icon-bar-text-item.h \
+ e-icon-bar.c \
+ e-icon-bar.h \
+ e-shortcut-bar.c \
+ e-shortcut-bar.h \
+ e-vscrolled-bar.c \
+ e-vscrolled-bar.h
+
+test_shortcut_bar_SOURCES = \
+ test-shortcut-bar.c
+
+test_shortcut_bar_LDADD = \
+ ./libshortcut-bar.a \
+ $(EXTRA_GNOME_LIBS) \
diff --git a/widgets/shortcut-bar/e-clipped-label.c b/widgets/shortcut-bar/e-clipped-label.c
new file mode 100644
index 0000000000..0b595f6063
--- /dev/null
+++ b/widgets/shortcut-bar/e-clipped-label.c
@@ -0,0 +1,361 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * This is similar to GtkLabel but clips itself and displays '...' if it
+ * can't fit inside its allocated area. The intended use is for inside buttons
+ * that are a fixed size. The GtkLabel would normally display only the middle
+ * part of the text, which doesn't look very good. This only supports one line
+ * of text (so no wrapping/justification), without underlined characters.
+ */
+
+#include <math.h>
+
+#include <gdk/gdki18n.h>
+#include <libgnome/gnome-defs.h>
+#include <libgnome/gnome-i18n.h>
+
+#include "e-clipped-label.h"
+
+
+static void e_clipped_label_class_init (EClippedLabelClass *class);
+static void e_clipped_label_init (EClippedLabel *label);
+static void e_clipped_label_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void e_clipped_label_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static gint e_clipped_label_expose (GtkWidget *widget,
+ GdkEventExpose *event);
+static void e_clipped_label_recalc_chars_displayed (EClippedLabel *label);
+
+
+static GtkMiscClass *parent_class;
+
+/* This is the string to draw when the label is clipped, e.g. '...'. */
+static gchar *e_clipped_label_ellipsis;
+
+/* Flags used in chars_displayed field. Must be negative. */
+#define E_CLIPPED_LABEL_NEED_RECALC -1
+#define E_CLIPPED_LABEL_SHOW_ENTIRE_LABEL -2
+
+
+GtkType
+e_clipped_label_get_type (void)
+{
+ static GtkType e_clipped_label_type = 0;
+
+ if (!e_clipped_label_type){
+ GtkTypeInfo e_clipped_label_info = {
+ "EClippedLabel",
+ sizeof (EClippedLabel),
+ sizeof (EClippedLabelClass),
+ (GtkClassInitFunc) e_clipped_label_class_init,
+ (GtkObjectInitFunc) e_clipped_label_init,
+ NULL, /* reserved 1 */
+ NULL, /* reserved 2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ parent_class = gtk_type_class (GTK_TYPE_MISC);
+ e_clipped_label_type = gtk_type_unique (GTK_TYPE_MISC,
+ &e_clipped_label_info);
+ }
+
+ return e_clipped_label_type;
+}
+
+
+static void
+e_clipped_label_class_init (EClippedLabelClass *class)
+{
+ GtkObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+
+ object_class = (GtkObjectClass *) class;
+ widget_class = (GtkWidgetClass *) class;
+
+ /* Method override */
+ widget_class->size_request = e_clipped_label_size_request;
+ widget_class->size_allocate = e_clipped_label_size_allocate;
+ widget_class->expose_event = e_clipped_label_expose;
+
+ e_clipped_label_ellipsis = _("...");
+}
+
+
+static void
+e_clipped_label_init (EClippedLabel *label)
+{
+ GTK_WIDGET_SET_FLAGS (label, GTK_NO_WINDOW);
+
+ label->label = NULL;
+ label->label_wc = NULL;
+ label->chars_displayed = E_CLIPPED_LABEL_NEED_RECALC;
+}
+
+
+/**
+ * e_clipped_label_new:
+ *
+ * @text: The label text.
+ * @Returns: A new #EClippedLabel.
+ *
+ * Creates a new #EClippedLabel with the given text.
+ **/
+GtkWidget *
+e_clipped_label_new (const gchar *text)
+{
+ GtkWidget *label;
+
+ label = GTK_WIDGET (gtk_type_new (e_clipped_label_get_type ()));
+
+ if (text && *text)
+ e_clipped_label_set_text (E_CLIPPED_LABEL (label), text);
+
+ return label;
+}
+
+
+static void
+e_clipped_label_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ EClippedLabel *label;
+ GdkFont *font;
+
+ g_return_if_fail (E_IS_CLIPPED_LABEL (widget));
+ g_return_if_fail (requisition != NULL);
+
+ label = E_CLIPPED_LABEL (widget);
+ font = widget->style->font;
+
+ requisition->width = 0;
+ requisition->height = font->ascent + font->descent
+ + 2 * GTK_MISC (widget)->ypad;
+}
+
+
+static void
+e_clipped_label_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ EClippedLabel *label;
+
+ label = E_CLIPPED_LABEL (widget);
+
+ widget->allocation = *allocation;
+
+ /* Flag that we need to recalculate how many characters to display. */
+ label->chars_displayed = E_CLIPPED_LABEL_NEED_RECALC;
+}
+
+
+static gint
+e_clipped_label_expose (GtkWidget *widget,
+ GdkEventExpose *event)
+{
+ EClippedLabel *label;
+ GtkMisc *misc;
+ gint x, y;
+ GdkFont *font;
+ gchar *tmp_str, tmp_ch;
+
+ g_return_val_if_fail (E_IS_CLIPPED_LABEL (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ label = E_CLIPPED_LABEL (widget);
+ misc = GTK_MISC (widget);
+ font = widget->style->font;
+
+ /* If the label isn't visible or has no text, just return. */
+ if (!GTK_WIDGET_VISIBLE (widget) || !GTK_WIDGET_MAPPED (widget)
+ || !label->label || (*label->label == '\0'))
+ return TRUE;
+
+ /* Recalculate the number of characters displayed, if necessary. */
+ if (label->chars_displayed == E_CLIPPED_LABEL_NEED_RECALC)
+ e_clipped_label_recalc_chars_displayed (label);
+
+ /*
+ * GC Clipping
+ */
+ gdk_gc_set_clip_rectangle (widget->style->white_gc,
+ &event->area);
+ gdk_gc_set_clip_rectangle (widget->style->fg_gc[widget->state],
+ &event->area);
+
+ y = floor (widget->allocation.y + (gint)misc->ypad
+ + (((gint)widget->allocation.height - 2 * (gint)misc->ypad
+ - (gint)font->ascent - font->descent)
+ * misc->yalign) + 0.5) + font->ascent;
+
+ if (label->chars_displayed == E_CLIPPED_LABEL_SHOW_ENTIRE_LABEL) {
+ x = floor (widget->allocation.x + (gint)misc->xpad
+ + (((gint)widget->allocation.width -
+ (gint)label->label_width - 2 * (gint)misc->xpad)
+ * misc->xalign) + 0.5);
+
+ gtk_paint_string (widget->style, widget->window, widget->state,
+ &event->area, widget, "label",
+ x, y, label->label);
+ } else {
+ x = widget->allocation.x + (gint)misc->xpad;
+
+ tmp_ch = label->label_wc[label->chars_displayed];
+ label->label_wc[label->chars_displayed] = '\0';
+ tmp_str = gdk_wcstombs (label->label_wc);
+ if (tmp_str) {
+ gtk_paint_string (widget->style, widget->window,
+ widget->state, &event->area,
+ widget, "label",
+ x, y, tmp_str);
+ g_free (tmp_str);
+ }
+ label->label_wc[label->chars_displayed] = tmp_ch;
+
+ x = widget->allocation.x + (gint)misc->xpad
+ + label->ellipsis_x;
+ gtk_paint_string (widget->style, widget->window, widget->state,
+ &event->area, widget, "label",
+ x, y, e_clipped_label_ellipsis);
+ }
+
+ gdk_gc_set_clip_mask (widget->style->white_gc, NULL);
+ gdk_gc_set_clip_mask (widget->style->fg_gc[widget->state], NULL);
+
+ return TRUE;
+}
+
+
+/**
+ * e_clipped_label_get_text:
+ *
+ * @label: An #EClippedLabel.
+ * @Return: The label text.
+ *
+ * Returns the label text, or NULL.
+ **/
+gchar*
+e_clipped_label_get_text (EClippedLabel *label)
+{
+ g_return_val_if_fail (E_IS_CLIPPED_LABEL (label), NULL);
+
+ return label->label;
+}
+
+
+/**
+ * e_clipped_label_set_text:
+ *
+ * @label: An #EClippedLabel.
+ * @text: The new label text.
+ *
+ * Sets the label text.
+ **/
+void
+e_clipped_label_set_text (EClippedLabel *label,
+ const gchar *text)
+{
+ gint len;
+
+ g_return_if_fail (E_IS_CLIPPED_LABEL (label));
+
+ if (label->label != text || !label->label || !text
+ || strcmp (label->label, text)) {
+ g_free (label->label);
+ g_free (label->label_wc);
+ label->label = NULL;
+ label->label_wc = NULL;
+
+ if (text) {
+ label->label = g_strdup (text);
+ len = strlen (text);
+ label->label_wc = g_new (GdkWChar, len + 1);
+ label->wc_len = gdk_mbstowcs (label->label_wc,
+ label->label, len + 1);
+ label->label_wc[label->wc_len] = '\0';
+ }
+
+ /* Reset the number of characters displayed, so it is
+ recalculated when needed. */
+ label->chars_displayed = E_CLIPPED_LABEL_NEED_RECALC;
+
+ /* We don't queue a resize, since the label should not affect
+ the widget size, but we queue a draw. */
+ gtk_widget_queue_draw (GTK_WIDGET (label));
+ }
+}
+
+
+static void
+e_clipped_label_recalc_chars_displayed (EClippedLabel *label)
+{
+ GdkFont *font;
+ gint max_width, width, ch, last_width;
+
+ font = GTK_WIDGET (label)->style->font;
+
+ max_width = GTK_WIDGET (label)->allocation.width
+ - 2 * GTK_MISC (label)->xpad;
+
+ if (!label->label) {
+ label->chars_displayed = 0;
+ return;
+ }
+
+ /* See if the entire label fits in the allocated width. */
+ label->label_width = gdk_string_width (font, label->label);
+ if (label->label_width <= max_width) {
+ label->chars_displayed = E_CLIPPED_LABEL_SHOW_ENTIRE_LABEL;
+ return;
+ }
+
+ /* Calculate the width of the ellipsis string. */
+ max_width -= gdk_string_measure (font, e_clipped_label_ellipsis);
+
+ if (max_width <= 0) {
+ label->chars_displayed = 0;
+ label->ellipsis_x = 0;
+ return;
+ }
+
+ /* Step through the wide-char label, adding on the widths of the
+ characters, until we can't fit any more in. */
+ width = last_width = 0;
+ for (ch = 0; ch < label->wc_len; ch++) {
+ width += gdk_char_width_wc (font, label->label_wc[ch]);
+
+ if (width > max_width) {
+ label->chars_displayed = ch;
+ label->ellipsis_x = last_width;
+ return;
+ }
+
+ last_width = width;
+ }
+
+ g_warning ("Clipped label width not exceeded as expected");
+ label->chars_displayed = E_CLIPPED_LABEL_SHOW_ENTIRE_LABEL;
+}
+
diff --git a/widgets/shortcut-bar/e-clipped-label.h b/widgets/shortcut-bar/e-clipped-label.h
new file mode 100644
index 0000000000..b94d261c11
--- /dev/null
+++ b/widgets/shortcut-bar/e-clipped-label.h
@@ -0,0 +1,90 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * This is similar to GtkLabel but clips itself and displays '...' if it
+ * can't fit inside its allocated area. The intended use is for inside buttons
+ * that are a fixed size. The GtkLabel would normally display only the middle
+ * part of the text, which doesn't look very good. This only supports one line
+ * of text (so no wrapping/justification), without underlined characters.
+ */
+#ifndef _E_CLIPPED_LABEL_H_
+#define _E_CLIPPED_LABEL_H_
+
+#include <gtk/gtkmisc.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#define E_CLIPPED_LABEL(obj) GTK_CHECK_CAST (obj, e_clipped_label_get_type (), EClippedLabel)
+#define E_CLIPPED_LABEL_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, e_clipped_label_get_type (), EClippedLabelClass)
+#define E_IS_CLIPPED_LABEL(obj) GTK_CHECK_TYPE (obj, e_clipped_label_get_type ())
+
+
+typedef struct _EClippedLabel EClippedLabel;
+typedef struct _EClippedLabelClass EClippedLabelClass;
+
+struct _EClippedLabel
+{
+ GtkMisc misc;
+
+ gchar *label;
+ GdkWChar *label_wc;
+
+ /* This is the number of wide characters in the label. */
+ gint wc_len;
+
+ /* This is the width of the entire label string, in pixels. */
+ gint label_width;
+
+ /* This is the number of characters we can fit in, or
+ E_CLIPPED_LABEL_NEED_RECALC if it needs to be recalculated, or
+ E_CLIPPED_LABEL_SHOW_ENTIRE_LABEL to show the entire label. */
+ gint chars_displayed;
+
+ /* This is the x position to display the ellipsis string, e.g. '...',
+ relative to the start of the label. */
+ gint ellipsis_x;
+};
+
+struct _EClippedLabelClass
+{
+ GtkMiscClass parent_class;
+};
+
+
+GtkType e_clipped_label_get_type (void);
+GtkWidget* e_clipped_label_new (const gchar *text);
+
+gchar* e_clipped_label_get_text (EClippedLabel *label);
+void e_clipped_label_set_text (EClippedLabel *label,
+ const gchar *text);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_CLIPPED_LABEL_H_ */
diff --git a/widgets/shortcut-bar/e-group-bar.c b/widgets/shortcut-bar/e-group-bar.c
new file mode 100644
index 0000000000..603aa6f78f
--- /dev/null
+++ b/widgets/shortcut-bar/e-group-bar.c
@@ -0,0 +1,1498 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * ShortcutBar displays a vertical bar with a number of Groups, each of which
+ * contains any number of icons. It is used on the left of the main application
+ * window so users can easily access items such as folders and files.
+ */
+
+#include <math.h>
+
+#include <gnome.h>
+
+#include "e-group-bar.h"
+
+#define E_GROUP_BAR_SCROLL_TIMEOUT 10
+#define E_GROUP_BAR_MIN_STEP_SIZE 4
+
+#define E_GROUP_BAR_AUTO_SHOW_TIMEOUT 300
+
+
+static void e_group_bar_class_init (EGroupBarClass *class);
+static void e_group_bar_init (EGroupBar *group_bar);
+static void e_group_bar_destroy (GtkObject *object);
+static void e_group_bar_realize (GtkWidget *widget);
+static void e_group_bar_unrealize (GtkWidget *widget);
+static void e_group_bar_map (GtkWidget *widget);
+static void e_group_bar_unmap (GtkWidget *widget);
+static void e_group_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void e_group_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static gint e_group_bar_expose (GtkWidget *widget,
+ GdkEventExpose *event);
+static void e_group_bar_draw (GtkWidget *widget,
+ GdkRectangle *area);
+static void e_group_bar_add (GtkContainer *container,
+ GtkWidget *widget);
+static void e_group_bar_remove (GtkContainer *container,
+ GtkWidget *widget);
+static void e_group_bar_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+
+static void e_group_bar_create_group_button_window (EGroupBar *group_bar,
+ gint group_num);
+static void e_group_bar_create_group_child_window (EGroupBar *group_bar,
+ gint group_num);
+static gint e_group_bar_get_group_button_position (EGroupBar *group_bar,
+ gint group_num);
+static gint e_group_bar_sum_button_heights (EGroupBar *group_bar,
+ gint first,
+ gint last);
+static gint e_group_bar_get_child_height (EGroupBar *group_bar);
+static gint e_group_bar_get_group_child_position (EGroupBar *group_bar,
+ gint group_num);
+
+static void e_group_bar_on_button_clicked (GtkWidget *group_button,
+ EGroupBar *group_bar);
+static gint e_group_bar_find_button (EGroupBar *group_bar,
+ GtkWidget *group_button);
+static void e_group_bar_start_animation (EGroupBar *group_bar,
+ gint group_num);
+static gboolean e_group_bar_timeout_handler (gpointer data);
+static gint e_group_bar_get_increment (EGroupBar *group_bar,
+ gint window_y,
+ gint window_target_y);
+static gboolean e_group_bar_on_button_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time,
+ EGroupBar *group_bar);
+static void e_group_bar_on_button_drag_leave (GtkWidget *widget,
+ GdkDragContext *context,
+ guint time,
+ EGroupBar *group_bar);
+static gboolean e_group_bar_auto_show (gpointer data);
+static void e_group_bar_stop_all_animation (EGroupBar *group_bar);
+
+
+static GtkContainerClass *parent_class;
+
+
+GtkType
+e_group_bar_get_type (void)
+{
+ static GtkType e_group_bar_type = 0;
+
+ if (!e_group_bar_type){
+ GtkTypeInfo e_group_bar_info = {
+ "EGroupBar",
+ sizeof (EGroupBar),
+ sizeof (EGroupBarClass),
+ (GtkClassInitFunc) e_group_bar_class_init,
+ (GtkObjectInitFunc) e_group_bar_init,
+ NULL, /* reserved 1 */
+ NULL, /* reserved 2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
+ e_group_bar_type = gtk_type_unique (GTK_TYPE_CONTAINER,
+ &e_group_bar_info);
+ }
+
+ return e_group_bar_type;
+}
+
+
+static void
+e_group_bar_class_init (EGroupBarClass *class)
+{
+ GtkObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+ GtkContainerClass *container_class;
+
+ object_class = (GtkObjectClass *) class;
+ widget_class = (GtkWidgetClass *) class;
+ container_class = (GtkContainerClass *) class;
+
+ /* Method override */
+ object_class->destroy = e_group_bar_destroy;
+
+ widget_class->realize = e_group_bar_realize;
+ widget_class->unrealize = e_group_bar_unrealize;
+ widget_class->map = e_group_bar_map;
+ widget_class->unmap = e_group_bar_unmap;
+ widget_class->size_request = e_group_bar_size_request;
+ widget_class->size_allocate = e_group_bar_size_allocate;
+ widget_class->expose_event = e_group_bar_expose;
+ widget_class->draw = e_group_bar_draw;
+
+ container_class->add = e_group_bar_add;
+ container_class->remove = e_group_bar_remove;
+ container_class->forall = e_group_bar_forall;
+}
+
+
+static void
+e_group_bar_init (EGroupBar *group_bar)
+{
+
+ GTK_WIDGET_UNSET_FLAGS (group_bar, GTK_NO_WINDOW);
+
+ /* We don't want child resizes to propagate up to the parent. */
+ gtk_container_set_resize_mode (GTK_CONTAINER (group_bar),
+ GTK_RESIZE_QUEUE);
+
+ group_bar->children = g_array_new (FALSE, FALSE,
+ sizeof (EGroupBarChild));
+
+ group_bar->current_group_num = -1;
+ group_bar->buttons_homogeneous = TRUE;
+ group_bar->max_button_height = 0;
+ group_bar->animation_timeout_id = 0;
+}
+
+
+/**
+ * e_group_bar_new:
+ * @Returns: a new #EGroupBar.
+ *
+ * Creates a new #EGroupBar.
+ **/
+GtkWidget *
+e_group_bar_new (void)
+{
+ GtkWidget *group_bar;
+
+ group_bar = GTK_WIDGET (gtk_type_new (e_group_bar_get_type ()));
+
+ return group_bar;
+}
+
+
+static void
+e_group_bar_destroy (GtkObject *object)
+{
+ EGroupBar *group_bar;
+
+ group_bar = E_GROUP_BAR (object);
+
+ e_group_bar_stop_all_animation (group_bar);
+
+ /* The parent GtkContainer class will automatically destroy all the
+ child widgets, but it calls gtk_container_foreach() so we must not
+ destroy our children array until after. */
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+
+ g_array_free (group_bar->children, TRUE);
+}
+
+
+static void
+e_group_bar_realize (GtkWidget *widget)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+ gint border_width, group_num;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (widget));
+
+ group_bar = E_GROUP_BAR (widget);
+ GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
+
+ border_width = GTK_CONTAINER (group_bar)->border_width;
+
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.x = widget->allocation.x + border_width;
+ attributes.y = widget->allocation.y + border_width;
+ attributes.width = widget->allocation.width - 2 * border_width;
+ attributes.height = widget->allocation.height - 2 * border_width;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+ attributes.visual = gtk_widget_get_visual (widget);
+ attributes.colormap = gtk_widget_get_colormap (widget);
+ attributes.event_mask = gtk_widget_get_events (widget);
+ attributes.event_mask |= (GDK_EXPOSURE_MASK);
+
+ attributes_mask = GDK_WA_X | GDK_WA_Y
+ | GDK_WA_VISUAL | GDK_WA_COLORMAP;
+
+ widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
+ &attributes, attributes_mask);
+ gdk_window_set_user_data (widget->window, widget);
+
+ widget->style = gtk_style_attach (widget->style, widget->window);
+ gtk_style_set_background (widget->style, widget->window,
+ GTK_STATE_NORMAL);
+
+ gdk_window_set_back_pixmap (widget->window, NULL, TRUE);
+
+ /* Create windows for all the buttons & group canvases. */
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ e_group_bar_create_group_button_window (group_bar, group_num);
+ e_group_bar_create_group_child_window (group_bar, group_num);
+ }
+}
+
+
+static void
+e_group_bar_unrealize (GtkWidget *widget)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (widget));
+
+ group_bar = E_GROUP_BAR (widget);
+
+ /* Destroy the windows for all the buttons & group canvases. */
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->button_window) {
+ gdk_window_set_user_data (group->button_window, NULL);
+ gdk_window_destroy (group->button_window);
+ group->button_window = NULL;
+ }
+ if (group->child_window) {
+ gdk_window_set_user_data (group->child_window, NULL);
+ gdk_window_destroy (group->child_window);
+ group->child_window = NULL;
+ }
+ }
+
+ if (GTK_WIDGET_CLASS (parent_class)->unrealize)
+ (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
+}
+
+
+static void
+e_group_bar_map (GtkWidget *widget)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (widget));
+
+ group_bar = E_GROUP_BAR (widget);
+
+ GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
+
+ /* We do this in reverse order, and lower all the child windows, so
+ the stacking order ends up correct. */
+ for (group_num = group_bar->children->len - 1;
+ group_num >= 0;
+ group_num--) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->button_window) {
+ gdk_window_show (group->button_window);
+ }
+
+ if (group->button
+ && GTK_WIDGET_VISIBLE (group->button)
+ && !GTK_WIDGET_MAPPED (group->button)) {
+ gtk_widget_map (group->button);
+ }
+
+ if (group->child_window) {
+ gdk_window_show (group->child_window);
+ gdk_window_lower (group->child_window);
+ }
+
+ if (group->child
+ && GTK_WIDGET_VISIBLE (group->child)
+ && !GTK_WIDGET_MAPPED (group->child))
+ gtk_widget_map (group->child);
+ }
+
+ gdk_window_show (widget->window);
+}
+
+
+static void
+e_group_bar_unmap (GtkWidget *widget)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (widget));
+
+ group_bar = E_GROUP_BAR (widget);
+
+ GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
+
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->button_window) {
+ gdk_window_hide (group->button_window);
+ }
+
+ if (group->button
+ && GTK_WIDGET_MAPPED (group->button))
+ gtk_widget_unmap (group->button);
+
+ if (group->child_window) {
+ gdk_window_hide (group->child_window);
+ }
+
+ if (group->child
+ && GTK_WIDGET_MAPPED (group->child))
+ gtk_widget_unmap (group->child);
+ }
+
+ gdk_window_hide (widget->window);
+}
+
+
+static void
+e_group_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num, max_child_height;
+ GtkRequisition child_requisition;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (widget));
+ g_return_if_fail (requisition != NULL);
+
+ group_bar = E_GROUP_BAR (widget);
+
+ /* We set the requisition width to the largest requested width of the
+ child widgets. The requisition height is set to the sum of all the
+ button heights plus the height of the largest child. */
+ requisition->width = 0;
+ requisition->height = 0;
+
+ /* We have to call size_request on all children, even though we don't
+ use the results, since some widgets like GtkLabel depend on it. */
+ group_bar->max_button_height = 0;
+ max_child_height = 0;
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->button) {
+ gtk_widget_size_request (group->button,
+ &child_requisition);
+ group->button_height = child_requisition.height;
+ } else {
+ group->button_height = 0;
+ }
+
+ group_bar->max_button_height = MAX (group_bar->max_button_height, group->button_height);
+ requisition->height += child_requisition.height;
+
+ if (group->child) {
+ gtk_widget_size_request (group->child,
+ &child_requisition);
+ max_child_height = MAX (max_child_height,
+ child_requisition.height);
+ requisition->width = MAX (requisition->width,
+ child_requisition.width);
+ }
+ }
+
+ requisition->height += max_child_height;
+
+ /* Add on the standard container border widths. */
+ requisition->width += GTK_CONTAINER (widget)->border_width * 2;
+ requisition->height += GTK_CONTAINER (widget)->border_width * 2;
+}
+
+
+static void
+e_group_bar_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num, border_width, width, height, child_height, y;
+ GtkAllocation button_allocation, child_allocation;
+
+ group_bar = E_GROUP_BAR (widget);
+
+ /* All child & button windows and widgets use the same width as the
+ group bar minus the border width. */
+ border_width = GTK_CONTAINER (widget)->border_width;
+ width = allocation->width - border_width * 2;
+ height = allocation->height - border_width * 2;
+
+ widget->allocation = *allocation;
+ if (GTK_WIDGET_REALIZED (widget))
+ gdk_window_move_resize (widget->window,
+ allocation->x + border_width,
+ allocation->y + border_width,
+ width, height);
+
+ /* All the child widgets use the same height. */
+ child_height = e_group_bar_get_child_height (group_bar);
+
+ /* The buttons are always in the top-left of the button windows, and
+ all have the same width. The height is calculated for each group. */
+ button_allocation.x = 0;
+ button_allocation.y = 0;
+ button_allocation.width = width;
+
+ /* The child widgets are always in the top-left of the child windows,
+ and all have the same width and height. */
+ child_allocation.x = 0;
+ child_allocation.y = 0;
+ child_allocation.width = width;
+ child_allocation.height = child_height;
+
+ /* Step through the groups, placing the windows as necessary, and
+ allocating the areas for the child widgets. Note that if a button
+ or child window is in the middle of an animation, we just resize it
+ and update the target position, and let the animation continue. */
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ /* Calculate the y position of the button, which depends on
+ the currently selected group and the button heights. */
+ y = e_group_bar_get_group_button_position (group_bar, group_num);
+ button_allocation.height = group_bar->buttons_homogeneous ? group_bar->max_button_height : group->button_height;
+
+ if (GTK_WIDGET_REALIZED (group->button)) {
+ if (group->button_window_in_animation) {
+ gdk_window_resize (group->button_window,
+ width, button_allocation.height);
+ group->button_window_target_y = y;
+ } else {
+ gdk_window_move_resize (group->button_window,
+ 0, y, width, button_allocation.height);
+ }
+ }
+ gtk_widget_size_allocate (group->button, &button_allocation);
+
+ if (GTK_WIDGET_REALIZED (group->child)) {
+ if (group->child_window_in_animation) {
+ gdk_window_resize (group->child_window,
+ width, child_height);
+ group->child_window_target_y = y + button_allocation.height;
+ } else {
+ gdk_window_move_resize (group->child_window,
+ 0, y + button_allocation.height,
+ width, child_height);
+ }
+ }
+ gtk_widget_size_allocate (group->child, &child_allocation);
+ }
+}
+
+
+static gint
+e_group_bar_expose (GtkWidget *widget,
+ GdkEventExpose *event)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ GdkEventExpose child_event;
+ gint group_num;
+
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (E_IS_GROUP_BAR (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ if (GTK_WIDGET_DRAWABLE (widget)) {
+ group_bar = E_GROUP_BAR (widget);
+
+ child_event = *event;
+
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (event->window == group->button_window
+ && GTK_WIDGET_DRAWABLE (group->button)
+ && GTK_WIDGET_NO_WINDOW (group->button)
+ && gtk_widget_intersect (group->button, &event->area, &child_event.area))
+ gtk_widget_event (group->button, (GdkEvent*) &child_event);
+
+ if (event->window == group->child_window
+ && GTK_WIDGET_DRAWABLE (group->child)
+ && GTK_WIDGET_NO_WINDOW (group->child)
+ && gtk_widget_intersect (group->child, &event->area, &child_event.area))
+ gtk_widget_event (group->child, (GdkEvent*) &child_event);
+ }
+ }
+
+ return FALSE;
+}
+
+
+static void
+e_group_bar_draw (GtkWidget *widget,
+ GdkRectangle *area)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num;
+#if 0
+ GdkRectangle child_area;
+#endif
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (widget));
+
+ g_print ("In e_group_bar_draw %i,%i %ix%i\n", area->x, area->y,
+ area->width, area->height);
+
+ if (GTK_WIDGET_DRAWABLE (widget)) {
+ group_bar = E_GROUP_BAR (widget);
+
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ /* FIXME */
+#if 0
+ if (GTK_WIDGET_DRAWABLE (child->widget) &&
+ gtk_widget_intersect (child->widget, area, &child_area))
+ gtk_widget_draw (child->widget, &child_area);
+#endif
+ }
+ }
+}
+
+
+static void
+e_group_bar_add (GtkContainer *container,
+ GtkWidget *widget)
+{
+ EGroupBar *group_bar;
+ GtkWidget *button;
+ gchar buffer[32];
+
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (container));
+ g_return_if_fail (widget != NULL);
+
+ g_snprintf (buffer, sizeof (buffer), _("Group %i"),
+ group_bar->children->len + 1);
+ button = gtk_button_new_with_label (buffer);
+ gtk_widget_show (button);
+
+ e_group_bar_add_group (group_bar, widget, button, -1);
+}
+
+
+static void
+e_group_bar_remove (GtkContainer *container,
+ GtkWidget *widget)
+{
+ EGroupBar *group_bar;
+ gint group_num;
+
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (container));
+ g_return_if_fail (widget != NULL);
+
+ group_bar = E_GROUP_BAR (container);
+
+ group_num = e_group_bar_get_group_num (group_bar, widget);
+ e_group_bar_remove_group (group_bar, group_num);
+}
+
+
+static void
+e_group_bar_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num;
+ GList *tmp_list;
+
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (E_IS_GROUP_BAR (container));
+ g_return_if_fail (callback != NULL);
+
+ group_bar = E_GROUP_BAR (container);
+
+ /* Note that drag-and-drop does not check the Z-order of widgets, so
+ we have to iterate through them from top to bottom, or it will
+ not work properly. We also have to use temporary lists so widgets
+ can be safely destroyed while iterating. */
+
+ if (include_internals) {
+ tmp_list = NULL;
+ for (group_num = group_bar->children->len - 1;
+ group_num >= 0;
+ group_num--) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->button)
+ tmp_list = g_list_prepend (tmp_list,
+ group->button);
+ }
+
+ g_list_foreach (tmp_list, (GFunc) callback, callback_data);
+ g_list_free (tmp_list);
+ }
+
+ tmp_list = NULL;
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->child)
+ tmp_list = g_list_prepend (tmp_list, group->child);
+ }
+ g_list_foreach (tmp_list, (GFunc) callback, callback_data);
+ g_list_free (tmp_list);
+}
+
+
+static void
+e_group_bar_create_group_button_window (EGroupBar *group_bar,
+ gint group_num)
+{
+ EGroupBarChild *group;
+ GtkWidget *widget;
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+ gint y, height, border_width;
+
+ widget = GTK_WIDGET (group_bar);
+
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ y = e_group_bar_get_group_button_position (group_bar, group_num);
+ height = group_bar->buttons_homogeneous ? group_bar->max_button_height
+ : group->button_height;
+ border_width = GTK_CONTAINER (group_bar)->border_width;
+
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.x = 0;
+ attributes.y = y;
+ attributes.width = widget->allocation.width - 2 * border_width;
+ attributes.height = height;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+ attributes.visual = gtk_widget_get_visual (widget);
+ attributes.colormap = gtk_widget_get_colormap (widget);
+ attributes.event_mask = gtk_widget_get_events (widget);
+ attributes.event_mask |= (GDK_EXPOSURE_MASK);
+
+ attributes_mask = GDK_WA_X | GDK_WA_Y
+ | GDK_WA_VISUAL | GDK_WA_COLORMAP;
+
+ group->button_window = gdk_window_new (widget->window, &attributes,
+ attributes_mask);
+ gdk_window_set_user_data (group->button_window, widget);
+
+ gtk_widget_set_parent_window (group->button,
+ group->button_window);
+ gdk_window_set_back_pixmap (group->button_window, NULL, TRUE);
+}
+
+
+static void
+e_group_bar_create_group_child_window (EGroupBar *group_bar,
+ gint group_num)
+{
+ EGroupBarChild *group;
+ GtkWidget *widget;
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+ gint y, height, border_width;
+
+ widget = GTK_WIDGET (group_bar);
+
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ y = e_group_bar_get_group_button_position (group_bar, group_num);
+ y += group_bar->buttons_homogeneous ? group_bar->max_button_height
+ : group->button_height;
+ height = e_group_bar_get_child_height (group_bar);
+ border_width = GTK_CONTAINER (group_bar)->border_width;
+
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.x = 0;
+ attributes.y = y;
+ attributes.width = widget->allocation.width - 2 * border_width;
+ attributes.height = height;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+ attributes.visual = gtk_widget_get_visual (widget);
+ attributes.colormap = gtk_widget_get_colormap (widget);
+ attributes.event_mask = gtk_widget_get_events (widget);
+ attributes.event_mask |= (GDK_EXPOSURE_MASK);
+
+ attributes_mask = GDK_WA_X | GDK_WA_Y
+ | GDK_WA_VISUAL | GDK_WA_COLORMAP;
+
+ group->child_window = gdk_window_new (widget->window, &attributes,
+ attributes_mask);
+ gdk_window_set_user_data (group->child_window, widget);
+
+ gtk_widget_set_parent_window (GTK_WIDGET (group->child),
+ group->child_window);
+ gdk_window_set_back_pixmap (group->child_window, NULL, TRUE);
+}
+
+
+/* This returns the y position of a group's button within the EGroupBar window.
+ */
+static gint
+e_group_bar_get_group_button_position (EGroupBar *group_bar,
+ gint group_num)
+{
+ gint border_width, window_height, y;
+
+ border_width = GTK_CONTAINER (group_bar)->border_width;
+ window_height = GTK_WIDGET (group_bar)->allocation.height - 2 * border_width;
+
+ if (group_num <= group_bar->current_group_num)
+ y = e_group_bar_sum_button_heights (group_bar, 0, group_num - 1);
+ else
+ y = window_height - e_group_bar_sum_button_heights (group_bar, group_num, group_bar->children->len - 1);
+
+ return y;
+}
+
+
+/* This returns the sum of all the buttons from first to last inclusive. */
+static gint
+e_group_bar_sum_button_heights (EGroupBar *group_bar, gint first, gint last)
+{
+ EGroupBarChild *group;
+ gint height, group_num;
+
+ height = 0;
+
+ if (group_bar->buttons_homogeneous)
+ return (last - first + 1) * group_bar->max_button_height;
+
+ for (group_num = first; group_num <= last; group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ height += group->button_height;
+ }
+
+ return height;
+}
+
+
+static gint
+e_group_bar_get_group_child_position (EGroupBar *group_bar,
+ gint group_num)
+{
+ EGroupBarChild *group;
+ gint y;
+
+ y = e_group_bar_get_group_button_position (group_bar, group_num);
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ y += group_bar->buttons_homogeneous ? group_bar->max_button_height
+ : group->button_height;
+
+ return y;
+}
+
+
+static gint
+e_group_bar_get_child_height (EGroupBar *group_bar)
+{
+ EGroupBarChild *group;
+ gint group_num;
+
+ /* Start with the allocated height of the EGroupBar, less the border.*/
+ group_bar->child_height = GTK_WIDGET (group_bar)->allocation.height;
+ group_bar->child_height -= 2 * GTK_CONTAINER (group_bar)->border_width;
+
+ /* Now subtract the heights of all the buttons. */
+ if (group_bar->buttons_homogeneous) {
+ group_bar->child_height -= group_bar->children->len * group_bar->max_button_height;
+ } else {
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ group_bar->child_height -= group->button_height;
+ }
+ }
+
+ return group_bar->child_height;
+}
+
+
+/*
+ * Insertion, reordering and deletion of items.
+ */
+
+/**
+ * e_group_bar_add_group:
+ * @group_bar: an #EGroupBar.
+ * @child: the child widget to add.
+ * @button: the button used to show the child widget.
+ * @position: the new group's position, or -1 to place it last.
+ * @Returns: the position of the new group.
+ *
+ * Adds a new group to a #EGroupBar at the given position.
+ **/
+gint
+e_group_bar_add_group (EGroupBar *group_bar,
+ GtkWidget *child,
+ GtkWidget *button,
+ gint position)
+{
+ EGroupBarChild *group, empty_group, *tmp_group;
+ gint group_num, tmp_group_num;
+
+ g_return_val_if_fail (group_bar != NULL, -1);
+ g_return_val_if_fail (E_IS_GROUP_BAR (group_bar), -1);
+ g_return_val_if_fail (child != NULL, -1);
+ g_return_val_if_fail (button != NULL, -1);
+ g_return_val_if_fail (GTK_IS_BUTTON (button), -1);
+
+ /* Append an empty group to the children array and get a pointer to
+ it, so we can use it like a normal group. */
+ group_num = group_bar->children->len;
+ g_array_append_val (group_bar->children, empty_group);
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ /* Initialize the group. */
+ group->button = button;
+ group->button_window = NULL;
+ group->child = child;
+ group->child_window = NULL;
+ group->button_window_in_animation = FALSE;
+ group->child_window_in_animation = FALSE;
+ group->button_window_target_y = 0;
+ group->child_window_target_y = 0;
+
+ /* If we don't have a current group, set it to the first one. */
+ if (group_bar->current_group_num == -1)
+ group_bar->current_group_num = 0;
+
+ /* If the EGroupBar widget is realize, we need to create the child
+ windows to put the button & child in. */
+ if (GTK_WIDGET_REALIZED (group_bar)) {
+ e_group_bar_create_group_button_window (group_bar, group_num);
+ e_group_bar_create_group_child_window (group_bar, group_num);
+
+ /* We need to lower all the child windows of the previous
+ groups, in reverse order, to keep the stacking order
+ correct. */
+ for (tmp_group_num = group_num - 1;
+ tmp_group_num >= 0;
+ tmp_group_num--) {
+ tmp_group = &g_array_index (group_bar->children,
+ EGroupBarChild,
+ tmp_group_num);
+ gdk_window_lower (group->child_window);
+ }
+ }
+
+ gtk_widget_set_parent (group->button, GTK_WIDGET (group_bar));
+ gtk_widget_set_parent (group->child, GTK_WIDGET (group_bar));
+
+ if (GTK_WIDGET_REALIZED (group_bar)) {
+ gtk_widget_realize (group->button);
+ gtk_widget_realize (group->child);
+ }
+
+ if (GTK_WIDGET_VISIBLE (group_bar)
+ && GTK_WIDGET_MAPPED (group_bar)) {
+ if (group->button
+ && GTK_WIDGET_VISIBLE (group->button)
+ && !GTK_WIDGET_MAPPED (group->button)) {
+ gtk_widget_map (group->button);
+ gtk_widget_queue_resize (group->button);
+ }
+ if (group->child
+ && GTK_WIDGET_VISIBLE (group->child)
+ && !GTK_WIDGET_MAPPED (group->child)) {
+ gtk_widget_map (group->child);
+ gtk_widget_queue_resize (group->child);
+ }
+ }
+
+ gtk_signal_connect (GTK_OBJECT (group->button), "clicked",
+ GTK_SIGNAL_FUNC (e_group_bar_on_button_clicked),
+ group_bar);
+
+ gtk_signal_connect (GTK_OBJECT (group->button), "drag_motion",
+ GTK_SIGNAL_FUNC (e_group_bar_on_button_drag_motion),
+ group_bar);
+ gtk_signal_connect (GTK_OBJECT (group->button), "drag_leave",
+ GTK_SIGNAL_FUNC (e_group_bar_on_button_drag_leave),
+ group_bar);
+
+ return group_num;
+}
+
+
+/**
+ * e_group_bar_reorder_group:
+ * @group_bar: an #EGroupBar.
+ * @group_num: the index of the group to move.
+ * @new_position: the new position of the group.
+ *
+ * Moves a group to a new position within the #EGroupBar.
+ **/
+void
+e_group_bar_reorder_group (EGroupBar *group_bar,
+ gint group_num,
+ gint new_position)
+{
+ g_return_if_fail (E_IS_GROUP_BAR (group_bar));
+
+}
+
+
+/**
+ * e_group_bar_remove_group:
+ * @group_bar: an #EGroupBar.
+ * @group_num: the index of the group to remove.
+ *
+ * Removes a group from an #EGroupBar.
+ **/
+void
+e_group_bar_remove_group (EGroupBar *group_bar,
+ gint group_num)
+{
+ EGroupBarChild *group;
+
+ g_return_if_fail (E_IS_GROUP_BAR (group_bar));
+ g_return_if_fail (group_num >= 0);
+ g_return_if_fail (group_num < group_bar->children->len);
+
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ /* Stop any animation. */
+ e_group_bar_stop_all_animation (group_bar);
+
+ gtk_widget_unparent (group->child);
+ if (group->button)
+ gtk_widget_unparent (group->button);
+
+ if (group->button_window) {
+ gdk_window_set_user_data (group->button_window, NULL);
+ gdk_window_destroy (group->button_window);
+ }
+ if (group->child_window) {
+ gdk_window_set_user_data (group->child_window, NULL);
+ gdk_window_destroy (group->child_window);
+ }
+
+ g_array_remove_index (group_bar->children, group_num);
+
+ /* Make sure the current group is valid. */
+ if (group_bar->current_group_num >= group_bar->children->len)
+ group_bar->current_group_num = group_bar->children->len - 1;
+
+ gtk_widget_queue_resize (GTK_WIDGET (group_bar));
+}
+
+
+/*
+ * Getting & setting the current group.
+ */
+
+/**
+ * e_group_bar_get_current_group_num:
+ * @group_bar: an #EGroupBar.
+ * @Returns: the index of the group currently displayed.
+ *
+ * Returns the index of the group currently displayed.
+ **/
+gint
+e_group_bar_get_current_group_num (EGroupBar *group_bar)
+{
+ g_return_val_if_fail (E_IS_GROUP_BAR (group_bar), -1);
+
+ return group_bar->current_group_num;
+}
+
+
+/**
+ * e_group_bar_set_current_group_num:
+ * @group_bar: an #EGroupBar.
+ * @Returns: the index of the group to display.
+ *
+ * Sets the group to display.
+ **/
+/* FIXME: animate option? May want to set group without animation. */
+void
+e_group_bar_set_current_group_num (EGroupBar *group_bar,
+ gint group_num)
+{
+ g_return_if_fail (E_IS_GROUP_BAR (group_bar));
+
+ /* If that already is the current group, just return. */
+ if (group_bar->current_group_num == group_num)
+ return;
+
+ /* FIXME: Set the target positions of the old current group and the
+ new current group, map the new group's child window, and create the
+ animation timeout, if we haven't already got one. */
+
+ group_bar->current_group_num = group_num;
+
+}
+
+
+/*
+ * Getting groups and group numbers.
+ */
+
+/**
+ * e_group_bar_get_nth_group:
+ * @group_bar: an #EGroupBar.
+ * @group_num: the index of the group to get.
+ * @Returns: the child widget at the given index.
+ *
+ * Returns the child widget at the given index.
+ **/
+GtkWidget*
+e_group_bar_get_nth_group (EGroupBar *group_bar,
+ gint group_num)
+{
+ EGroupBarChild *group;
+
+ g_return_val_if_fail (E_IS_GROUP_BAR (group_bar), NULL);
+ g_return_val_if_fail (group_num >= 0, NULL);
+ g_return_val_if_fail (group_num < group_bar->children->len, NULL);
+
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ return group->child;
+}
+
+
+/**
+ * e_group_bar_get_group_num:
+ * @group_bar: an #EGroupBar.
+ * @child: the child widget to find.
+ * @Returns: the index of the group containing the given widget.
+ *
+ * Returns the index of the group containing the given child widget.
+ **/
+gint
+e_group_bar_get_group_num (EGroupBar *group_bar,
+ GtkWidget *child)
+{
+ EGroupBarChild *group;
+ gint group_num;
+
+ g_return_val_if_fail (E_IS_GROUP_BAR (group_bar), -1);
+ g_return_val_if_fail (child != NULL, -1);
+
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->child == child)
+ return group_num;
+ }
+
+ return -1;
+}
+
+
+/**
+ * e_group_bar_set_group_button_label:
+ * @group_bar: an #EGroupBar.
+ * @group_num: the index of the group.
+ * @label: the label widget to place in the group's button.
+ *
+ * Sets the label widget for the given group's button, replacing any existing
+ * widget in the button.
+ **/
+void
+e_group_bar_set_group_button_label (EGroupBar *group_bar,
+ gint group_num,
+ GtkWidget *label)
+{
+ EGroupBarChild *group;
+ GtkWidget *button_child;
+
+ g_return_if_fail (E_IS_GROUP_BAR (group_bar));
+ g_return_if_fail (group_num >= 0);
+ g_return_if_fail (group_num < group_bar->children->len);
+
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ button_child = GTK_BIN (group->button)->child;
+ if (button_child) {
+ gtk_container_remove (GTK_CONTAINER (group->button),
+ button_child);
+ }
+
+ if (label)
+ gtk_container_add (GTK_CONTAINER (group->button), label);
+}
+
+
+/*
+ * Getting & setting the EGroupBar options.
+ */
+
+/**
+ * e_group_bar_get_buttons_homogeneous:
+ * @group_bar: an #EGroupBar.
+ * @Returns: TRUE if the buttons are homoegeneous.
+ *
+ * Returns TRUE if the buttons are homogeneous (i.e. all have the same height).
+ **/
+gboolean
+e_group_bar_get_buttons_homogeneous (EGroupBar *group_bar)
+{
+ g_return_val_if_fail (E_IS_GROUP_BAR (group_bar), TRUE);
+
+ return group_bar->buttons_homogeneous;
+}
+
+
+/**
+ * e_group_bar_set_buttons_homogeneous:
+ * @group_bar: an #EGroupBar.
+ * @homogeneous: TRUE if the buttons should be homoegeneous.
+ *
+ * Specifies whether the buttons should be homogeneous. When set to TRUE all
+ * the group buttons will be set to the same height (equal to the largest
+ * requested height). When set to FALSE the buttons will use their own
+ * individual requested heights.
+ **/
+void
+e_group_bar_set_buttons_homogeneous (EGroupBar *group_bar,
+ gboolean homogeneous)
+{
+ g_return_if_fail (E_IS_GROUP_BAR (group_bar));
+
+ /* Just return if the setting hasn't changed. */
+ if (group_bar->buttons_homogeneous == homogeneous)
+ return;
+
+ group_bar->buttons_homogeneous = homogeneous;
+
+ /* Update the position & sizes of the buttons. */
+ gtk_widget_queue_resize (GTK_WIDGET (group_bar));
+}
+
+
+static void
+e_group_bar_on_button_clicked (GtkWidget *group_button,
+ EGroupBar *group_bar)
+{
+ gint group_num;
+
+ /* Determine which group button was clicked. */
+ group_num = e_group_bar_find_button (group_bar, group_button);
+
+ if (group_num != -1)
+ e_group_bar_start_animation (group_bar, group_num);
+}
+
+
+/* This returns the group containing the given button, or -1 if not found. */
+static gint
+e_group_bar_find_button (EGroupBar *group_bar,
+ GtkWidget *group_button)
+{
+ EGroupBarChild *group;
+ gint group_num;
+
+ /* Determine which group button was clicked. */
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ if (group->button == group_button)
+ return group_num;
+ }
+
+ return -1;
+}
+
+
+static void
+e_group_bar_start_animation (EGroupBar *group_bar,
+ gint group_num)
+{
+ EGroupBarChild *group, *old_group;
+ gint old_group_num, step;
+
+ old_group_num = group_bar->current_group_num;
+
+ /* Return if it is already the current group. */
+ if (old_group_num == group_num)
+ return;
+
+ group_bar->current_group_num = group_num;
+
+ /* Calculate the target y position of the new current group button
+ and child, and map the child. */
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ group->button_window_target_y = e_group_bar_get_group_button_position (group_bar, group_num);
+ group->button_window_in_animation = TRUE;
+
+ group->child_window_target_y = e_group_bar_get_group_child_position (group_bar, group_num);
+ group->child_window_in_animation = TRUE;
+
+ /* Calculate the target y position of the current group button and
+ child. */
+ old_group = &g_array_index (group_bar->children,
+ EGroupBarChild, old_group_num);
+ old_group->button_window_target_y = e_group_bar_get_group_button_position (group_bar, old_group_num);
+ old_group->button_window_in_animation = TRUE;
+
+ old_group->child_window_target_y = e_group_bar_get_group_child_position (group_bar, old_group_num);
+ old_group->child_window_in_animation = TRUE;
+
+ /* We also need to animate the buttons in between the old group and the
+ new group. */
+ step = (old_group_num < group_num) ? 1 : -1;
+ old_group_num += step;
+ while (old_group_num != group_num) {
+ old_group = &g_array_index (group_bar->children,
+ EGroupBarChild, old_group_num);
+ old_group->button_window_target_y = e_group_bar_get_group_button_position (group_bar, old_group_num);
+ old_group->button_window_in_animation = TRUE;
+
+ old_group->child_window_target_y = e_group_bar_get_group_child_position (group_bar, old_group_num);
+ old_group->child_window_in_animation = TRUE;
+
+ old_group_num += step;
+ }
+
+ /* Add a timeout handler if we haven't already got one. */
+ if (group_bar->animation_timeout_id == 0) {
+ group_bar->animation_timeout_id = g_timeout_add (E_GROUP_BAR_SCROLL_TIMEOUT, e_group_bar_timeout_handler, group_bar);
+ }
+}
+
+
+static gboolean
+e_group_bar_timeout_handler (gpointer data)
+{
+ EGroupBar *group_bar;
+ EGroupBarChild *group;
+ gint group_num, button_window_y, child_window_y;
+ gboolean finished = TRUE;
+
+ g_return_val_if_fail (E_IS_GROUP_BAR (data), FALSE);
+
+ group_bar = E_GROUP_BAR (data);
+
+ GDK_THREADS_ENTER ();
+
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+
+ if (group->button_window_in_animation) {
+ gdk_window_get_position (group->button_window, NULL,
+ &button_window_y);
+ button_window_y += e_group_bar_get_increment (group_bar, button_window_y, group->button_window_target_y);
+ if (button_window_y == group->button_window_target_y)
+ group->button_window_in_animation = FALSE;
+ else
+ finished = FALSE;
+ gdk_window_move (group->button_window,
+ 0, button_window_y);
+ }
+ if (group->child_window_in_animation) {
+ gdk_window_get_position (group->child_window, NULL,
+ &child_window_y);
+ child_window_y += e_group_bar_get_increment (group_bar, child_window_y, group->child_window_target_y);
+ if (child_window_y == group->child_window_target_y)
+ group->child_window_in_animation = FALSE;
+ else
+ finished = FALSE;
+ gdk_window_move (group->child_window,
+ 0, child_window_y);
+ }
+
+ }
+
+ if (finished)
+ group_bar->animation_timeout_id = 0;
+
+ GDK_THREADS_LEAVE ();
+
+ return !finished;
+}
+
+
+static gint
+e_group_bar_get_increment (EGroupBar *group_bar,
+ gint window_y,
+ gint window_target_y)
+{
+ gdouble percentage;
+ gint distance, total_distance, step;
+
+ total_distance = group_bar->child_height;
+ distance = MIN (abs (window_target_y - window_y), total_distance);
+
+ /* Convert the distance into an angle between -PI/2 and PI/2, so we can
+ then do a cosine of it. */
+ percentage = cos (M_PI * ((gdouble)distance / (gdouble)total_distance) - M_PI / 2);
+
+ /* Now multiply by our maximum step size to get the step size. */
+ step = percentage * total_distance / 6;
+
+ /* Add it to the minimum step size, but don't go too far. */
+ step = step + E_GROUP_BAR_MIN_STEP_SIZE;
+ step = MIN (step, distance);
+
+ if (window_target_y > window_y)
+ return step;
+ else
+ return -step;
+}
+
+
+static gboolean
+e_group_bar_on_button_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time,
+ EGroupBar *group_bar)
+{
+ gint group_num;
+
+ if (!group_bar->auto_show_timeout_id) {
+ group_num = e_group_bar_find_button (group_bar, widget);
+ if (group_num != -1) {
+ group_bar->auto_show_timeout_id = gtk_timeout_add (E_GROUP_BAR_AUTO_SHOW_TIMEOUT, e_group_bar_auto_show, group_bar);
+ group_bar->auto_show_group_num = group_num;
+ }
+ }
+ return TRUE;
+}
+
+
+static void
+e_group_bar_on_button_drag_leave (GtkWidget *widget,
+ GdkDragContext *context,
+ guint time,
+ EGroupBar *group_bar)
+{
+ if (group_bar->auto_show_timeout_id) {
+ gtk_timeout_remove (group_bar->auto_show_timeout_id);
+ group_bar->auto_show_timeout_id = 0;
+ }
+}
+
+
+static gboolean
+e_group_bar_auto_show (gpointer data)
+{
+ EGroupBar *group_bar;
+
+ g_return_val_if_fail (E_IS_GROUP_BAR (data), FALSE);
+
+ group_bar = E_GROUP_BAR (data);
+
+ GDK_THREADS_ENTER ();
+
+ e_group_bar_start_animation (group_bar,
+ group_bar->auto_show_group_num);
+
+ group_bar->auto_show_timeout_id = 0;
+
+ GDK_THREADS_LEAVE ();
+
+ return FALSE;
+}
+
+
+/* This removes all timeouts and sets all 'in_animation' flags to FALSE. */
+static void
+e_group_bar_stop_all_animation (EGroupBar *group_bar)
+{
+ EGroupBarChild *group;
+ gint group_num;
+
+ if (group_bar->animation_timeout_id) {
+ g_source_remove (group_bar->animation_timeout_id);
+ group_bar->animation_timeout_id = 0;
+ }
+ if (group_bar->auto_show_timeout_id) {
+ g_source_remove (group_bar->auto_show_timeout_id);
+ group_bar->auto_show_timeout_id = 0;
+ }
+
+ for (group_num = 0;
+ group_num < group_bar->children->len;
+ group_num++) {
+ group = &g_array_index (group_bar->children,
+ EGroupBarChild, group_num);
+ group->button_window_in_animation = FALSE;
+ group->child_window_in_animation = FALSE;
+ }
+}
+
diff --git a/widgets/shortcut-bar/e-group-bar.h b/widgets/shortcut-bar/e-group-bar.h
new file mode 100644
index 0000000000..9a6f83b461
--- /dev/null
+++ b/widgets/shortcut-bar/e-group-bar.h
@@ -0,0 +1,171 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+#ifndef _E_GROUP_BAR_H_
+#define _E_GROUP_BAR_H_
+
+#include <gtk/gtkcontainer.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*
+ * EGroupBar displays a vertical bar with a number of Groups, which are viewed
+ * one at a time by selecting the Group's button. When a different Group is
+ * selected, it slides into view, and the old Group slides out.
+ * It is typically used on the left of the main application window so users
+ * can easily access particular features.
+ *
+ * It is implemented like GtkNotebook, i.e. the main widgets are the children
+ * of the EGroupBar and the button widgets are treated specially like the
+ * GtkNotebook tab labels.
+ */
+
+/* This contains information on one item. */
+typedef struct _EGroupBarChild EGroupBarChild;
+struct _EGroupBarChild
+{
+ /* This is the button used to select the group, and the window we use
+ to move it around easily. */
+ GtkWidget *button;
+ GdkWindow *button_window;
+ gint button_height;
+
+ /* This is the child widget, which can be any widget added by the
+ application, and the window we use to move it around easily. */
+ GtkWidget *child;
+ GdkWindow *child_window;
+
+ /* These are TRUE if we are currently animating the windows. */
+ gboolean button_window_in_animation;
+ gboolean child_window_in_animation;
+
+ /* These are the target y positions that the windows should eventually
+ move to, used for animation. If we get a size_allocate we just
+ update these and the animation can continue as normal.
+ When a child window reaches its target position, it is unmapped if
+ if it is not the current group (i.e. it has slid off screen). */
+ gint button_window_target_y;
+ gint child_window_target_y;
+};
+
+
+#define E_GROUP_BAR(obj) GTK_CHECK_CAST (obj, e_group_bar_get_type (), EGroupBar)
+#define E_GROUP_BAR_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, e_group_bar_get_type (), EGroupBarClass)
+#define E_IS_GROUP_BAR(obj) GTK_CHECK_TYPE (obj, e_group_bar_get_type ())
+
+
+typedef struct _EGroupBar EGroupBar;
+typedef struct _EGroupBarClass EGroupBarClass;
+
+struct _EGroupBar
+{
+ GtkContainer container;
+
+ /* This is an array of EGroupBarChild elements. */
+ GArray *children;
+
+ /* This is the group currently shown. */
+ gint current_group_num;
+
+ /* This is TRUE if all the buttons are allocated the same height. */
+ gboolean buttons_homogeneous;
+
+ /* This is the biggest requested height of all the buttons, which we
+ use for all buttons when buttons_homogeneous is set. */
+ gint max_button_height;
+
+ /* This is the height of all the child windows & widgets. */
+ gint child_height;
+
+ /* The id of the source function for animation timeouts. If this is
+ not 0 then we are in the middle of an animation. */
+ guint animation_timeout_id;
+
+ /* The id of the source function for automatically showing groups when
+ the user drags over the group button, and the group to show. */
+ guint auto_show_timeout_id;
+ gint auto_show_group_num;
+};
+
+struct _EGroupBarClass
+{
+ GtkContainerClass parent_class;
+};
+
+
+GtkType e_group_bar_get_type (void);
+GtkWidget* e_group_bar_new (void);
+
+/*
+ * Insertion, reordering and deletion of items.
+ */
+
+/* Adds a new group at the given position. If position is -1 it adds it as
+ the last group. It returns the group number. */
+gint e_group_bar_add_group (EGroupBar *group_bar,
+ GtkWidget *child,
+ GtkWidget *button,
+ gint position);
+void e_group_bar_reorder_group (EGroupBar *group_bar,
+ gint group_num,
+ gint new_position);
+void e_group_bar_remove_group (EGroupBar *group_bar,
+ gint group_num);
+
+/*
+ * Getting & setting the current group.
+ */
+gint e_group_bar_get_current_group_num (EGroupBar *group_bar);
+void e_group_bar_set_current_group_num (EGroupBar *group_bar,
+ gint group_num);
+
+/*
+ * Getting groups and group numbers.
+ */
+GtkWidget* e_group_bar_get_nth_group (EGroupBar *group_bar,
+ gint group_num);
+gint e_group_bar_get_group_num (EGroupBar *group_bar,
+ GtkWidget *child);
+
+/*
+ * Setting the group button label.
+ */
+void e_group_bar_set_group_button_label (EGroupBar *group_bar,
+ gint group_num,
+ GtkWidget *label);
+
+/*
+ * Getting & setting the EGroupBar options.
+ */
+gboolean e_group_bar_get_buttons_homogeneous (EGroupBar *group_bar);
+void e_group_bar_set_buttons_homogeneous (EGroupBar *group_bar,
+ gboolean homogeneous);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_GROUP_BAR_H_ */
diff --git a/widgets/shortcut-bar/e-icon-bar-bg-item.c b/widgets/shortcut-bar/e-icon-bar-bg-item.c
new file mode 100644
index 0000000000..1bdb7a308d
--- /dev/null
+++ b/widgets/shortcut-bar/e-icon-bar-bg-item.c
@@ -0,0 +1,361 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * EIconBarBgItem - A GnomeCanvasItem which covers the entire EIconBar.
+ * It paints the rectangles around items when the mouse moves over them, and
+ * the lines between items when dragging.
+ */
+
+#include "e-icon-bar-bg-item.h"
+#include "e-icon-bar.h"
+
+/* This is the size of the border around the icons, for the shadow. */
+#define E_ICON_BAR_LARGE_ICON_SHADOW_BORDER 2
+#define E_ICON_BAR_SMALL_ICON_SHADOW_BORDER 2
+
+/* These are for the horzontal bar when dragging. */
+#define E_ICON_BAR_BG_ITEM_BAR_HEIGHT 1
+#define E_ICON_BAR_BG_ITEM_BAR_OFFSET 2
+#define E_ICON_BAR_BG_ITEM_LARGE_ARROW_HEIGHT 8
+#define E_ICON_BAR_BG_ITEM_SMALL_ARROW_HEIGHT 4
+
+static void e_icon_bar_bg_item_class_init (EIconBarBgItemClass *class);
+static void e_icon_bar_bg_item_init (EIconBarBgItem *ibitem);
+
+static void e_icon_bar_bg_item_set_arg (GtkObject *o, GtkArg *arg,
+ guint arg_id);
+static void e_icon_bar_bg_item_update (GnomeCanvasItem *item,
+ double *affine,
+ ArtSVP *clip_path, int flags);
+static void e_icon_bar_bg_item_draw (GnomeCanvasItem *item,
+ GdkDrawable *drawable,
+ int x, int y,
+ int width, int height);
+static double e_icon_bar_bg_item_point (GnomeCanvasItem *item,
+ double x, double y,
+ int cx, int cy,
+ GnomeCanvasItem **actual_item);
+static gint e_icon_bar_bg_item_event (GnomeCanvasItem *item,
+ GdkEvent *event);
+static gint e_icon_bar_bg_item_button_press (EIconBarBgItem *ibitem,
+ GdkEvent *event);
+static gint e_icon_bar_bg_item_button_release (EIconBarBgItem *ibitem,
+ GdkEvent *event);
+static gint e_icon_bar_bg_item_motion_notify (EIconBarBgItem *ibitem,
+ GdkEvent *event);
+
+static GnomeCanvasItemClass *parent_class;
+
+/* The arguments we take */
+enum {
+ ARG_0,
+ ARG_ICON_BAR
+};
+
+
+GtkType
+e_icon_bar_bg_item_get_type (void)
+{
+ static GtkType e_icon_bar_bg_item_type = 0;
+
+ if (!e_icon_bar_bg_item_type) {
+ GtkTypeInfo e_icon_bar_bg_item_info = {
+ "EIconBarBgItem",
+ sizeof (EIconBarBgItem),
+ sizeof (EIconBarBgItemClass),
+ (GtkClassInitFunc) e_icon_bar_bg_item_class_init,
+ (GtkObjectInitFunc) e_icon_bar_bg_item_init,
+ NULL, /* reserved_1 */
+ NULL, /* reserved_2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ e_icon_bar_bg_item_type = gtk_type_unique (gnome_canvas_item_get_type (), &e_icon_bar_bg_item_info);
+ }
+
+ return e_icon_bar_bg_item_type;
+}
+
+
+static void
+e_icon_bar_bg_item_class_init (EIconBarBgItemClass *class)
+{
+ GtkObjectClass *object_class;
+ GnomeCanvasItemClass *item_class;
+
+ parent_class = gtk_type_class (gnome_canvas_item_get_type());
+
+ object_class = (GtkObjectClass *) class;
+ item_class = (GnomeCanvasItemClass *) class;
+
+ gtk_object_add_arg_type ("EIconBarBgItem::icon_bar",
+ GTK_TYPE_POINTER, GTK_ARG_WRITABLE,
+ ARG_ICON_BAR);
+
+ object_class->set_arg = e_icon_bar_bg_item_set_arg;
+
+ /* GnomeCanvasItem method overrides */
+ item_class->update = e_icon_bar_bg_item_update;
+ item_class->draw = e_icon_bar_bg_item_draw;
+ item_class->point = e_icon_bar_bg_item_point;
+ item_class->event = e_icon_bar_bg_item_event;
+}
+
+
+static void
+e_icon_bar_bg_item_init (EIconBarBgItem *ibitem)
+{
+ GnomeCanvasItem *item = GNOME_CANVAS_ITEM (ibitem);
+
+ ibitem->icon_bar = NULL;
+
+ item->x1 = 0;
+ item->y1 = 0;
+ item->x2 = 0;
+ item->y2 = 0;
+}
+
+
+static void
+e_icon_bar_bg_item_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
+{
+ GnomeCanvasItem *item;
+ EIconBarBgItem *ibitem;
+
+ item = GNOME_CANVAS_ITEM (o);
+ ibitem = E_ICON_BAR_BG_ITEM (o);
+
+ switch (arg_id){
+ case ARG_ICON_BAR:
+ ibitem->icon_bar = GTK_VALUE_POINTER (*arg);
+ break;
+ }
+}
+
+
+static void
+e_icon_bar_bg_item_update (GnomeCanvasItem *item,
+ double *affine,
+ ArtSVP *clip_path,
+ int flags)
+{
+ if (GNOME_CANVAS_ITEM_CLASS (parent_class)->update)
+ (* GNOME_CANVAS_ITEM_CLASS (parent_class)->update) (item, affine, clip_path, flags);
+
+ /* The grid covers the entire canvas area. */
+ item->x1 = 0;
+ item->y1 = 0;
+ item->x2 = INT_MAX;
+ item->y2 = INT_MAX;
+}
+
+
+/*
+ * DRAWING ROUTINES - functions to paint the canvas item.
+ */
+
+static void
+e_icon_bar_bg_item_draw (GnomeCanvasItem *canvas_item, GdkDrawable *drawable,
+ int x, int y, int width, int height)
+{
+ EIconBar *icon_bar;
+ EIconBarItem *item;
+ EIconBarBgItem *ibitem;
+ GtkStyle *style;
+ GdkGC *gc;
+ GtkShadowType shadow;
+ gint item_num, border, bar_x, bar_y, bar_w, i, arrow_height;
+
+ ibitem = E_ICON_BAR_BG_ITEM (canvas_item);
+ icon_bar = ibitem->icon_bar;
+ g_return_if_fail (icon_bar != NULL);
+ style = GTK_WIDGET (icon_bar)->style;
+
+ /* Draw the highlight around the current highlight item. */
+ item_num = -1;
+ if (icon_bar->editing_item_num == -1) {
+ if (icon_bar->pressed_item_num != -1) {
+ item_num = icon_bar->pressed_item_num;
+ if (icon_bar->pressed_item_num == icon_bar->mouse_over_item_num)
+ shadow = GTK_SHADOW_IN;
+ else
+ shadow = GTK_SHADOW_OUT;
+ } else if (icon_bar->mouse_over_item_num != -1) {
+ item_num = icon_bar->mouse_over_item_num;
+ shadow = GTK_SHADOW_OUT;
+ }
+ }
+
+ if (item_num != -1) {
+ item = &g_array_index (icon_bar->items, EIconBarItem,
+ item_num);
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS)
+ border = E_ICON_BAR_LARGE_ICON_SHADOW_BORDER;
+ else
+ border = E_ICON_BAR_SMALL_ICON_SHADOW_BORDER;
+
+ gtk_draw_shadow (style, drawable, GTK_STATE_NORMAL, shadow,
+ icon_bar->icon_x - border - x,
+ item->icon_y - border - y,
+ icon_bar->icon_w + border * 2 - 1,
+ icon_bar->icon_h + border * 2 - 1);
+ }
+
+ /* Draw the bar between items when dragging, if needed. */
+ if (icon_bar->in_drag && icon_bar->dragging_before_item_num != -1) {
+ if (icon_bar->dragging_before_item_num < icon_bar->items->len) {
+ item = &g_array_index (icon_bar->items, EIconBarItem,
+ icon_bar->dragging_before_item_num);
+ bar_y = 0;
+ } else {
+ /* We need to draw the bar after the last item. */
+ item = &g_array_index (icon_bar->items, EIconBarItem,
+ icon_bar->items->len - 1);
+ bar_y = item->item_height + icon_bar->spacing;
+ }
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ bar_y += item->icon_y;
+ } else {
+ bar_y += MIN (item->icon_y, item->text_y);
+ }
+ bar_y -= y + icon_bar->spacing / 2;
+
+ bar_x = E_ICON_BAR_BG_ITEM_BAR_OFFSET - x;
+ bar_w = GTK_WIDGET (icon_bar)->allocation.width - 2 * E_ICON_BAR_BG_ITEM_BAR_OFFSET - 1;
+
+ gc = GTK_WIDGET (icon_bar)->style->fg_gc[GTK_STATE_NORMAL];
+
+ /* Draw the horizontal bar. */
+ gdk_draw_rectangle (drawable, gc, TRUE,
+ bar_x, bar_y,
+ bar_w, E_ICON_BAR_BG_ITEM_BAR_HEIGHT);
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS)
+ arrow_height = E_ICON_BAR_BG_ITEM_LARGE_ARROW_HEIGHT / 2;
+ else
+ arrow_height = E_ICON_BAR_BG_ITEM_SMALL_ARROW_HEIGHT / 2;
+
+ /* Draw the arrows at the end of the lines. We use
+ gdk_draw_line() to draw a series of vertical lines, since
+ gdk_draw_polygon() produces odd results. */
+ i = 0;
+ while (arrow_height > 0) {
+ gdk_draw_line (drawable, gc,
+ bar_x + i,
+ bar_y - arrow_height,
+ bar_x + i,
+ bar_y + arrow_height);
+ gdk_draw_line (drawable, gc,
+ bar_x + bar_w - i - 1,
+ bar_y - arrow_height,
+ bar_x + bar_w - i - 1,
+ bar_y + arrow_height);
+ arrow_height--;
+ i++;
+ }
+ }
+}
+
+
+/* This is supposed to return the nearest item the the point and the distance.
+ Since we are the only item we just return ourself and 0 for the distance.
+ This is needed so that we get button/motion events. */
+static double
+e_icon_bar_bg_item_point (GnomeCanvasItem *item, double x, double y,
+ int cx, int cy,
+ GnomeCanvasItem **actual_item)
+{
+ *actual_item = item;
+ return 0.0;
+}
+
+
+static gint
+e_icon_bar_bg_item_event (GnomeCanvasItem *item, GdkEvent *event)
+{
+ EIconBarBgItem *ibitem;
+
+ ibitem = E_ICON_BAR_BG_ITEM (item);
+
+ switch (event->type) {
+ case GDK_BUTTON_PRESS:
+ return e_icon_bar_bg_item_button_press (ibitem, event);
+ case GDK_BUTTON_RELEASE:
+ return e_icon_bar_bg_item_button_release (ibitem, event);
+ case GDK_MOTION_NOTIFY:
+ return e_icon_bar_bg_item_motion_notify (ibitem, event);
+ default:
+ break;
+ }
+
+ return FALSE;
+}
+
+
+static gint
+e_icon_bar_bg_item_button_press (EIconBarBgItem *ibitem,
+ GdkEvent *event)
+{
+ gint item_num;
+
+ item_num = e_icon_bar_find_item_at_position (ibitem->icon_bar,
+ event->button.x,
+ event->button.y,
+ NULL);
+ e_icon_bar_item_pressed (ibitem->icon_bar, item_num, event);
+ return TRUE;
+}
+
+
+static gint
+e_icon_bar_bg_item_button_release (EIconBarBgItem *ibitem,
+ GdkEvent *event)
+{
+ gint item_num;
+
+ item_num = e_icon_bar_find_item_at_position (ibitem->icon_bar,
+ event->button.x,
+ event->button.y,
+ NULL);
+ e_icon_bar_item_released (ibitem->icon_bar, item_num, event);
+ return TRUE;
+}
+
+
+static gint
+e_icon_bar_bg_item_motion_notify (EIconBarBgItem *ibitem,
+ GdkEvent *event)
+{
+ gint item_num;
+
+ item_num = e_icon_bar_find_item_at_position (ibitem->icon_bar,
+ event->motion.x,
+ event->motion.y,
+ NULL);
+ e_icon_bar_item_motion (ibitem->icon_bar, item_num, event);
+ return TRUE;
+}
diff --git a/widgets/shortcut-bar/e-icon-bar-bg-item.h b/widgets/shortcut-bar/e-icon-bar-bg-item.h
new file mode 100644
index 0000000000..ae25e987d7
--- /dev/null
+++ b/widgets/shortcut-bar/e-icon-bar-bg-item.h
@@ -0,0 +1,72 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * EIconBarBgItem - A GnomeCanvasItem which covers the entire EIconBar.
+ * It paints the rectangles around items when the mouse moves over them, and
+ * the lines between items when dragging.
+ */
+
+#ifndef _E_ICON_BAR_BG_ITEM_H_
+#define _E_ICON_BAR_BG_ITEM_H_
+
+#include <libgnomeui/gnome-canvas.h>
+
+#include "e-icon-bar.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+#define E_ICON_BAR_BG_ITEM(obj) (GTK_CHECK_CAST((obj), e_icon_bar_bg_item_get_type (), EIconBarBgItem))
+#define E_ICON_BAR_BG_ITEM_CLASS(k) (GTK_CHECK_CLASS_CAST ((k), e_icon_bar_bg_item_get_type (), EIconBarBgItemClass))
+#define E_IS_ICON_BAR_BG_ITEM(o) (GTK_CHECK_TYPE((o), e_icon_bar_bg_item_get_type ()))
+
+
+typedef struct _EIconBarBgItem EIconBarBgItem;
+typedef struct _EIconBarBgItemClass EIconBarBgItemClass;
+
+struct _EIconBarBgItem
+{
+ GnomeCanvasItem canvas_item;
+
+ /* The parent EIconBar widget. */
+ EIconBar *icon_bar;
+};
+
+
+struct _EIconBarBgItemClass
+{
+ GnomeCanvasItemClass parent_class;
+};
+
+GtkType e_icon_bar_bg_item_get_type (void);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_ICON_BAR_BG_ITEM_H_ */
diff --git a/widgets/shortcut-bar/e-icon-bar-text-item.c b/widgets/shortcut-bar/e-icon-bar-text-item.c
new file mode 100644
index 0000000000..5548c630b3
--- /dev/null
+++ b/widgets/shortcut-bar/e-icon-bar-text-item.c
@@ -0,0 +1,1696 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * Based on gnome-icon-text-item: an editable text block with word wrapping
+ * for the GNOME canvas.
+ *
+ * Copyright (C) 1998, 1999 The Free Software Foundation
+ *
+ * Authors: Miguel de Icaza <miguel@gnu.org>
+ * Federico Mena <federico@gimp.org>
+ */
+
+/*
+ * EIconBarTextItem - An editable canvas text item for the EIconBar.
+ */
+
+#include <math.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtkmain.h>
+#include <gtk/gtksignal.h>
+#include <gtk/gtkwindow.h>
+#include <libgnome/gnome-defs.h>
+#include <libgnome/gnome-i18n.h>
+
+#include "e-icon-bar-text-item.h"
+
+
+/* Margins used to display the information */
+#define MARGIN_X 2
+#define MARGIN_Y 2
+
+/* Default fontset to be used if the user specified fontset is not found */
+#define DEFAULT_FONT_NAME "-adobe-helvetica-medium-r-normal--*-100-*-*-*-*-*-*," \
+ "-*-*-medium-r-normal--10-*-*-*-*-*-*-*,*"
+
+/* Separators for text layout */
+#define DEFAULT_SEPARATORS " \t-.[]#"
+
+/* This is the string to draw when the text is clipped, e.g. '...'. */
+static gchar *e_icon_bar_text_item_ellipsis;
+
+/* Aliases to minimize screen use in my laptop */
+#define ITI(x) E_ICON_BAR_TEXT_ITEM (x)
+#define ITI_CLASS(x) E_ICON_BAR_TEXT_ITEM_CLASS (x)
+#define IS_ITI(x) E_IS_ICON_BAR_TEXT_ITEM (x)
+
+
+typedef EIconBarTextItem Iti;
+
+/* Private part of the EIconBarTextItem structure */
+typedef struct {
+ /* Font */
+ GdkFont *font;
+
+ /* Hack: create an offscreen window and place an entry inside it */
+ GtkEntry *entry;
+ GtkWidget *entry_top;
+
+ /* Whether the user pressed the mouse while the item was unselected */
+ guint unselected_click : 1;
+
+ /* Whether we need to update the position */
+ guint need_pos_update : 1;
+
+ /* Whether we need to update the font */
+ guint need_font_update : 1;
+
+ /* Whether we need to update the text */
+ guint need_text_update : 1;
+
+ /* Whether we need to update because the editing/selected state changed */
+ guint need_state_update : 1;
+} ItiPrivate;
+
+typedef struct _EIconBarTextItemInfoRow EIconBarTextItemInfoRow;
+
+struct _EIconBarTextItemInfoRow {
+ gchar *text;
+ gint width;
+ GdkWChar *text_wc; /* text in wide characters */
+ gint text_length; /* number of characters */
+};
+
+struct _EIconBarTextItemInfo {
+ GList *rows;
+ GdkFont *font;
+ gint width;
+ gint height;
+ gint baseline_skip;
+};
+
+static GnomeCanvasItemClass *parent_class;
+
+enum {
+ ARG_0,
+ ARG_XALIGN,
+ ARG_JUSTIFY,
+ ARG_MAX_LINES,
+ ARG_SHOW_ELLIPSIS
+};
+
+enum {
+ TEXT_CHANGED,
+ HEIGHT_CHANGED,
+ WIDTH_CHANGED,
+ EDITING_STARTED,
+ EDITING_STOPPED,
+ SELECTION_STARTED,
+ SELECTION_STOPPED,
+ LAST_SIGNAL
+};
+
+static guint iti_signals [LAST_SIGNAL] = { 0 };
+
+static GdkFont *default_font;
+
+static void e_icon_bar_text_item_free_info (EIconBarTextItemInfo *ti);
+static EIconBarTextItemInfo *e_icon_bar_text_item_layout_text (EIconBarTextItem *iti, GdkFont *font, const gchar *text, const gchar *separators, gint max_width, gboolean confine);
+static void e_icon_bar_text_item_paint_text (EIconBarTextItem *iti,
+ EIconBarTextItemInfo *ti,
+ GdkDrawable *drawable,
+ GdkGC *gc,
+ gint x,
+ gint y,
+ GtkJustification just);
+
+
+/* Stops the editing state of an icon text item */
+static void
+iti_stop_editing (Iti *iti)
+{
+ ItiPrivate *priv;
+
+ priv = iti->priv;
+
+ iti->editing = FALSE;
+
+ gtk_widget_destroy (priv->entry_top);
+ priv->entry = NULL;
+ priv->entry_top = NULL;
+
+ priv->need_state_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals[EDITING_STOPPED]);
+}
+
+/* Lays out the text in an icon item */
+static void
+layout_text (Iti *iti)
+{
+ ItiPrivate *priv;
+ char *text;
+ int old_width, old_height;
+ int width, height;
+
+ priv = iti->priv;
+
+ /* Save old size */
+
+ if (iti->ti) {
+ old_width = iti->ti->width + 2 * MARGIN_X;
+ old_height = iti->ti->height + 2 * MARGIN_Y;
+
+ e_icon_bar_text_item_free_info (iti->ti);
+ } else {
+ old_width = 2 * MARGIN_X;
+ old_height = 2 * MARGIN_Y;
+ }
+
+ /* Change the text layout */
+
+ if (iti->editing)
+ text = gtk_entry_get_text (priv->entry);
+ else
+ text = iti->text;
+
+ iti->ti = e_icon_bar_text_item_layout_text (iti, priv->font,
+ text,
+ DEFAULT_SEPARATORS,
+ iti->width - 2 * MARGIN_X,
+ TRUE);
+
+ /* Check the sizes and see if we need to emit any signals */
+
+ width = iti->ti->width + 2 * MARGIN_X;
+ height = iti->ti->height + 2 * MARGIN_Y;
+
+ if (width != old_width)
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals[WIDTH_CHANGED]);
+
+ if (height != old_height)
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals[HEIGHT_CHANGED]);
+}
+
+/* Accepts the text in the off-screen entry of an icon text item */
+static void
+iti_edition_accept (Iti *iti)
+{
+ ItiPrivate *priv;
+ gboolean accept;
+
+ priv = iti->priv;
+ accept = TRUE;
+
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals [TEXT_CHANGED], &accept);
+
+ if (iti->editing){
+ if (accept) {
+ if (iti->is_text_allocated)
+ g_free (iti->text);
+
+ iti->text = g_strdup (gtk_entry_get_text (priv->entry));
+ iti->is_text_allocated = 1;
+ }
+
+ iti_stop_editing (iti);
+ }
+
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+/* Callback used when the off-screen entry of an icon text item is activated.
+ * When this happens, we have to accept edition.
+ */
+static void
+iti_entry_activate (GtkWidget *entry, Iti *iti)
+{
+ iti_edition_accept (iti);
+}
+
+/* Starts the editing state of an icon text item */
+static void
+iti_start_editing (Iti *iti)
+{
+ ItiPrivate *priv;
+
+ priv = iti->priv;
+
+ if (iti->editing)
+ return;
+
+ /* Trick: The actual edition of the entry takes place in a GtkEntry
+ * which is placed offscreen. That way we get all of the advantages
+ * from GtkEntry without duplicating code. Yes, this is a hack.
+ */
+ priv->entry = (GtkEntry *) gtk_entry_new ();
+ gtk_entry_set_text (priv->entry, iti->text);
+ gtk_signal_connect (GTK_OBJECT (priv->entry), "activate",
+ GTK_SIGNAL_FUNC (iti_entry_activate), iti);
+
+ priv->entry_top = gtk_window_new (GTK_WINDOW_POPUP);
+ gtk_container_add (GTK_CONTAINER (priv->entry_top), GTK_WIDGET (priv->entry));
+ gtk_widget_set_uposition (priv->entry_top, 20000, 20000);
+ gtk_widget_show_all (priv->entry_top);
+
+ gtk_editable_select_region (GTK_EDITABLE (priv->entry), 0, -1);
+
+ iti->editing = TRUE;
+
+ priv->need_text_update = TRUE;
+ priv->need_state_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals[EDITING_STARTED]);
+}
+
+/* Destroy method handler for the icon text item */
+static void
+iti_destroy (GtkObject *object)
+{
+ Iti *iti;
+ ItiPrivate *priv;
+ GnomeCanvasItem *item;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (IS_ITI (object));
+
+ iti = ITI (object);
+ priv = iti->priv;
+ item = GNOME_CANVAS_ITEM (object);
+
+ /* FIXME: stop selection and editing */
+
+ /* Queue redraw of bounding box */
+
+ gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+
+ /* Free everything */
+
+ if (iti->fontname)
+ g_free (iti->fontname);
+
+ if (iti->text && iti->is_text_allocated)
+ g_free (iti->text);
+
+ if (iti->ti)
+ e_icon_bar_text_item_free_info (iti->ti);
+
+ if (priv->font)
+ gdk_font_unref (priv->font);
+
+ if (priv->entry_top)
+ gtk_widget_destroy (priv->entry_top);
+
+ g_free (priv);
+
+ if (GTK_OBJECT_CLASS (parent_class)->destroy)
+ (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+/* set_arg handler for the icon text item */
+static void
+iti_set_arg (GtkObject *object, GtkArg *arg, guint arg_id)
+{
+ Iti *iti;
+ GnomeCanvasItem *item;
+ ItiPrivate *priv;
+ gfloat xalign;
+ gint max_lines;
+ gboolean show_ellipsis;
+ GtkJustification justification;
+
+ iti = ITI (object);
+ item = GNOME_CANVAS_ITEM (object);
+ priv = iti->priv;
+
+ switch (arg_id) {
+ case ARG_XALIGN:
+ xalign = GTK_VALUE_FLOAT (*arg);
+ if (iti->xalign != xalign) {
+ iti->xalign = xalign;
+ priv->need_pos_update = TRUE;
+ gnome_canvas_item_request_update (item);
+ }
+ break;
+ case ARG_JUSTIFY:
+ justification = GTK_VALUE_ENUM (*arg);
+ if (iti->justification != justification) {
+ iti->justification = justification;
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (item);
+ }
+ break;
+ case ARG_MAX_LINES:
+ max_lines = GTK_VALUE_INT (*arg);
+ if (iti->max_lines != max_lines) {
+ iti->max_lines = max_lines;
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (item);
+ }
+ break;
+ case ARG_SHOW_ELLIPSIS:
+ show_ellipsis = GTK_VALUE_BOOL (*arg);
+ if (iti->show_ellipsis != show_ellipsis) {
+ iti->show_ellipsis = show_ellipsis;
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (item);
+ }
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+iti_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
+{
+ Iti *iti;
+ ItiPrivate *priv;
+
+ iti = ITI (object);
+ priv = iti->priv;
+
+ switch (arg_id) {
+ case ARG_XALIGN:
+ GTK_VALUE_FLOAT (*arg) = iti->xalign;
+ break;
+ case ARG_JUSTIFY:
+ GTK_VALUE_ENUM (*arg) = iti->justification;
+ break;
+ case ARG_MAX_LINES:
+ GTK_VALUE_INT (*arg) = iti->max_lines;
+ break;
+ case ARG_SHOW_ELLIPSIS:
+ GTK_VALUE_BOOL (*arg) = iti->show_ellipsis;
+ break;
+ default:
+ arg->type = GTK_TYPE_INVALID;
+ break;
+ }
+}
+
+/* Loads the default font for icon text items if necessary */
+static GdkFont *
+get_default_font (void)
+{
+ if (!default_font) {
+ /* FIXME: this is never unref-ed */
+ default_font = gdk_fontset_load (DEFAULT_FONT_NAME);
+ g_assert (default_font != NULL);
+ }
+
+ return gdk_font_ref (default_font);
+}
+
+/* Recomputes the bounding box of an icon text item */
+static void
+recompute_bounding_box (Iti *iti)
+{
+ GnomeCanvasItem *item;
+ double affine[6];
+ ArtPoint p, q;
+ int x1, y1, x2, y2;
+ int width, height;
+
+ item = GNOME_CANVAS_ITEM (iti);
+
+ /* Compute width, height, position */
+
+ width = iti->ti->width + 2 * MARGIN_X;
+ height = iti->ti->height + 2 * MARGIN_Y;
+
+ x1 = iti->x + (iti->width - width) * iti->xalign;
+ y1 = iti->y;
+ x2 = x1 + width;
+ y2 = y1 + height;
+
+ /* Translate to world coordinates */
+
+ gnome_canvas_item_i2w_affine (item, affine);
+
+ p.x = x1;
+ p.y = y1;
+ art_affine_point (&q, &p, affine);
+ item->x1 = q.x;
+ item->y1 = q.y;
+
+ p.x = x2;
+ p.y = y2;
+ art_affine_point (&q, &p, affine);
+ item->x2 = q.x;
+ item->y2 = q.y;
+}
+
+/* Update method for the icon text item */
+static void
+iti_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+ Iti *iti;
+ ItiPrivate *priv;
+
+ iti = ITI (item);
+ priv = iti->priv;
+
+ if (parent_class->update)
+ (* parent_class->update) (item, affine, clip_path, flags);
+
+ /* If necessary, queue a redraw of the old bounding box */
+
+ if ((flags & GNOME_CANVAS_UPDATE_VISIBILITY)
+ || (flags & GNOME_CANVAS_UPDATE_AFFINE)
+ || priv->need_pos_update
+ || priv->need_font_update
+ || priv->need_text_update)
+ gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+
+ if (priv->need_text_update)
+ layout_text (iti);
+
+ /* Compute new bounds */
+
+ if (priv->need_pos_update
+ || priv->need_font_update
+ || priv->need_text_update)
+ recompute_bounding_box (iti);
+
+ /* Queue redraw */
+
+ gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+
+ priv->need_pos_update = FALSE;
+ priv->need_font_update = FALSE;
+ priv->need_text_update = FALSE;
+ priv->need_state_update = FALSE;
+}
+
+/* Draw the icon text item's text when it is being edited */
+static void
+iti_paint_text (Iti *iti, GdkDrawable *drawable, int x, int y)
+{
+ ItiPrivate *priv;
+ EIconBarTextItemInfoRow *row;
+ EIconBarTextItemInfo *ti;
+ GtkStyle *style;
+ GdkGC *fg_gc, *bg_gc;
+ GdkGC *gc, *bgc, *sgc, *bsgc;
+ GList *item;
+ int xpos, len;
+
+ priv = iti->priv;
+ style = GTK_WIDGET (GNOME_CANVAS_ITEM (iti)->canvas)->style;
+
+ ti = iti->ti;
+ len = 0;
+ y += ti->font->ascent;
+
+ /*
+ * Pointers to all of the GCs we use
+ */
+ gc = style->black_gc;
+ bgc = style->white_gc;
+ sgc = style->fg_gc [GTK_STATE_SELECTED];
+ bsgc = style->bg_gc [GTK_STATE_SELECTED];
+
+ for (item = ti->rows; item; item = item->next, len += (row ? row->text_length : 0)) {
+ GdkWChar *text_wc;
+ int text_length;
+ int cursor, offset, i;
+ int sel_start, sel_end;
+
+ row = item->data;
+
+ if (!row) {
+ y += ti->baseline_skip;
+ continue;
+ }
+
+ text_wc = row->text_wc;
+ text_length = row->text_length;
+
+ switch (iti->justification) {
+ case GTK_JUSTIFY_LEFT:
+ xpos = 0;
+ break;
+
+ case GTK_JUSTIFY_RIGHT:
+ xpos = ti->width - row->width;
+ break;
+
+ case GTK_JUSTIFY_CENTER:
+ xpos = (ti->width - row->width) / 2;
+ break;
+
+ default:
+ /* Anyone care to implement GTK_JUSTIFY_FILL? */
+ g_warning ("Justification type %d not supported. Using left-justification.",
+ (int) iti->justification);
+ xpos = 0;
+ }
+
+ sel_start = GTK_EDITABLE (priv->entry)->selection_start_pos - len;
+ sel_end = GTK_EDITABLE (priv->entry)->selection_end_pos - len;
+ offset = 0;
+ cursor = GTK_EDITABLE (priv->entry)->current_pos - len;
+
+ for (i = 0; *text_wc; text_wc++, i++) {
+ int size, px;
+
+ size = gdk_text_width_wc (ti->font, text_wc, 1);
+
+ if (i >= sel_start && i < sel_end) {
+ fg_gc = sgc;
+ bg_gc = bsgc;
+ } else {
+ fg_gc = gc;
+ bg_gc = bgc;
+ }
+
+ px = x + xpos + offset;
+ gdk_draw_rectangle (drawable,
+ bg_gc,
+ TRUE,
+ px,
+ y - ti->font->ascent,
+ size, ti->baseline_skip);
+
+ gdk_draw_text_wc (drawable,
+ ti->font,
+ fg_gc,
+ px, y,
+ text_wc, 1);
+
+ if (cursor == i)
+ gdk_draw_line (drawable,
+ gc,
+ px - 1,
+ y - ti->font->ascent,
+ px - 1,
+ y + ti->font->descent - 1);
+
+ offset += size;
+ }
+
+ if (cursor == i) {
+ int px = x + xpos + offset;
+
+ gdk_draw_line (drawable,
+ gc,
+ px - 1,
+ y - ti->font->ascent,
+ px - 1,
+ y + ti->font->descent - 1);
+ }
+
+ y += ti->baseline_skip;
+ }
+}
+
+/* Draw method handler for the icon text item */
+static void
+iti_draw (GnomeCanvasItem *item, GdkDrawable *drawable, int x, int y, int width, int height)
+{
+ Iti *iti;
+ GtkStyle *style;
+ int w, h;
+ int xofs, yofs;
+
+ iti = ITI (item);
+
+ if (iti->ti) {
+ w = iti->ti->width + 2 * MARGIN_X;
+ h = iti->ti->height + 2 * MARGIN_Y;
+ } else {
+ w = 2 * MARGIN_X;
+ h = 2 * MARGIN_Y;
+ }
+
+ xofs = item->x1 - x;
+ yofs = item->y1 - y;
+
+ style = GTK_WIDGET (item->canvas)->style;
+
+ if (iti->selected && !iti->editing)
+ gdk_draw_rectangle (drawable,
+ style->bg_gc[GTK_STATE_SELECTED],
+ TRUE,
+ xofs, yofs,
+ w, h);
+
+ if (iti->editing) {
+ gdk_draw_rectangle (drawable,
+ style->white_gc,
+ TRUE,
+ xofs + 1, yofs + 1,
+ w - 2, h - 2);
+ gdk_draw_rectangle (drawable,
+ style->black_gc,
+ FALSE,
+ xofs, yofs,
+ w - 1, h - 1);
+
+ iti_paint_text (iti, drawable, xofs + MARGIN_X, yofs + MARGIN_Y);
+ } else
+ e_icon_bar_text_item_paint_text (iti, iti->ti,
+ drawable,
+ style->fg_gc[(iti->selected
+ ? GTK_STATE_SELECTED
+ : GTK_STATE_NORMAL)],
+ xofs + MARGIN_X,
+ yofs + MARGIN_Y,
+ iti->justification);
+}
+
+/* Point method handler for the icon text item */
+static double
+iti_point (GnomeCanvasItem *item, double x, double y, int cx, int cy, GnomeCanvasItem **actual_item)
+{
+ double dx, dy;
+
+ *actual_item = item;
+
+ if (cx < item->x1)
+ dx = item->x1 - cx;
+ else if (cx > item->x2)
+ dx = cx - item->x2;
+ else
+ dx = 0.0;
+
+ if (cy < item->y1)
+ dy = item->y1 - cy;
+ else if (cy > item->y2)
+ dy = cy - item->y2;
+ else
+ dy = 0.0;
+
+ return sqrt (dx * dx + dy * dy);
+}
+
+/* Given X, Y, a mouse position, return a valid index inside the edited text */
+static int
+iti_idx_from_x_y (Iti *iti, int x, int y)
+{
+ ItiPrivate *priv;
+ EIconBarTextItemInfoRow *row;
+ int lines;
+ int line, col, i, idx;
+ GList *l;
+
+ priv = iti->priv;
+
+ if (iti->ti->rows == NULL)
+ return 0;
+
+ lines = g_list_length (iti->ti->rows);
+ line = y / iti->ti->baseline_skip;
+
+ if (line < 0)
+ line = 0;
+ else if (lines < line + 1)
+ line = lines - 1;
+
+ /* Compute the base index for this line */
+ for (l = iti->ti->rows, idx = i = 0; i < line; l = l->next, i++) {
+ row = l->data;
+ idx += row->text_length;
+ }
+
+ row = g_list_nth (iti->ti->rows, line)->data;
+ col = 0;
+ if (row != NULL) {
+ int first_char;
+ int last_char;
+
+ first_char = (iti->ti->width - row->width) / 2;
+ last_char = first_char + row->width;
+
+ if (x < first_char) {
+ /* nothing */
+ } else if (x > last_char) {
+ col = row->text_length;
+ } else {
+ GdkWChar *s = row->text_wc;
+ int pos = first_char;
+
+ while (pos < last_char) {
+ pos += gdk_text_width_wc (iti->ti->font, s, 1);
+ if (pos > x)
+ break;
+ col++;
+ s++;
+ }
+ }
+ }
+
+ idx += col;
+
+ g_assert (idx <= priv->entry->text_size);
+
+ return idx;
+}
+
+/* Starts the selection state in the icon text item */
+static void
+iti_start_selecting (Iti *iti, int idx, guint32 event_time)
+{
+ ItiPrivate *priv;
+ GtkEditable *e;
+ GdkCursor *ibeam;
+
+ priv = iti->priv;
+ e = GTK_EDITABLE (priv->entry);
+
+ gtk_editable_select_region (e, idx, idx);
+ gtk_editable_set_position (e, idx);
+ ibeam = gdk_cursor_new (GDK_XTERM);
+ gnome_canvas_item_grab (GNOME_CANVAS_ITEM (iti),
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_POINTER_MOTION_MASK,
+ ibeam, event_time);
+ gdk_cursor_destroy (ibeam);
+
+ gtk_editable_select_region (e, idx, idx);
+ e->current_pos = e->selection_start_pos;
+ e->has_selection = TRUE;
+ iti->selecting = TRUE;
+
+ priv->need_state_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals[SELECTION_STARTED]);
+}
+
+/* Stops the selection state in the icon text item */
+static void
+iti_stop_selecting (Iti *iti, guint32 event_time)
+{
+ ItiPrivate *priv;
+ GnomeCanvasItem *item;
+ GtkEditable *e;
+
+ priv = iti->priv;
+ item = GNOME_CANVAS_ITEM (iti);
+ e = GTK_EDITABLE (priv->entry);
+
+ gnome_canvas_item_ungrab (item, event_time);
+ e->has_selection = FALSE;
+ iti->selecting = FALSE;
+
+ priv->need_state_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+ gtk_signal_emit (GTK_OBJECT (iti), iti_signals[SELECTION_STOPPED]);
+}
+
+/* Handles selection range changes on the icon text item */
+static void
+iti_selection_motion (Iti *iti, int idx)
+{
+ ItiPrivate *priv;
+ GtkEditable *e;
+
+ priv = iti->priv;
+ e = GTK_EDITABLE (priv->entry);
+
+ if (idx < e->current_pos) {
+ e->selection_start_pos = idx;
+ e->selection_end_pos = e->current_pos;
+ } else {
+ e->selection_start_pos = e->current_pos;
+ e->selection_end_pos = idx;
+ }
+
+ priv->need_state_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+/* Event handler for icon text items */
+static gint
+iti_event (GnomeCanvasItem *item, GdkEvent *event)
+{
+ Iti *iti;
+ ItiPrivate *priv;
+ int idx;
+ double x, y;
+
+ iti = ITI (item);
+ priv = iti->priv;
+
+ switch (event->type) {
+ case GDK_KEY_PRESS:
+ if (!iti->editing)
+ break;
+
+ if (event->key.keyval == GDK_Escape)
+ iti_stop_editing (iti);
+ else
+ gtk_widget_event (GTK_WIDGET (priv->entry), event);
+
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (item);
+ return TRUE;
+
+ case GDK_BUTTON_PRESS:
+ if (!iti->editing)
+ break;
+
+ if (iti->editing && event->button.button == 1) {
+ x = event->button.x - (item->x1 + MARGIN_X);
+ y = event->button.y - (item->y1 + MARGIN_Y);
+ idx = iti_idx_from_x_y (iti, x, y);
+
+ iti_start_selecting (iti, idx, event->button.time);
+ }
+
+ return TRUE;
+
+ case GDK_MOTION_NOTIFY:
+ if (!iti->selecting)
+ break;
+
+ x = event->motion.x - (item->x1 + MARGIN_X);
+ y = event->motion.y - (item->y1 + MARGIN_Y);
+ idx = iti_idx_from_x_y (iti, x, y);
+ iti_selection_motion (iti, idx);
+ return TRUE;
+
+ case GDK_BUTTON_RELEASE:
+ if (iti->selecting && event->button.button == 1)
+ iti_stop_selecting (iti, event->button.time);
+ else
+ break;
+
+ return TRUE;
+
+ default:
+ break;
+ }
+
+ return FALSE;
+}
+
+/* Bounds method handler for the icon text item */
+static void
+iti_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+ Iti *iti;
+ ItiPrivate *priv;
+ int width, height;
+
+ iti = ITI (item);
+ priv = iti->priv;
+
+ if (priv->need_text_update) {
+ layout_text (iti);
+ priv->need_text_update = FALSE;
+ }
+
+ if (iti->ti) {
+ width = iti->ti->width + 2 * MARGIN_X;
+ height = iti->ti->height + 2 * MARGIN_Y;
+ } else {
+ width = 2 * MARGIN_X;
+ height = 2 * MARGIN_Y;
+ }
+
+ *x1 = iti->x + (iti->width - width) * iti->xalign;
+ *y1 = iti->y;
+ *x2 = *x1 + width;
+ *y2 = *y1 + height;
+}
+
+/* Class initialization function for the icon text item */
+static void
+iti_class_init (EIconBarTextItemClass *text_item_class)
+{
+ GtkObjectClass *object_class;
+ GnomeCanvasItemClass *item_class;
+
+ object_class = (GtkObjectClass *) text_item_class;
+ item_class = (GnomeCanvasItemClass *) text_item_class;
+
+ parent_class = gtk_type_class (gnome_canvas_item_get_type ());
+
+ gtk_object_add_arg_type ("EIconBarTextItem::xalign", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_XALIGN);
+ gtk_object_add_arg_type ("EIconBarTextItem::justify", GTK_TYPE_JUSTIFICATION, GTK_ARG_READWRITE, ARG_JUSTIFY);
+ gtk_object_add_arg_type ("EIconBarTextItem::max_lines", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_MAX_LINES);
+ gtk_object_add_arg_type ("EIconBarTextItem::show_ellipsis", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_SHOW_ELLIPSIS);
+
+ iti_signals [TEXT_CHANGED] =
+ gtk_signal_new (
+ "text_changed",
+ GTK_RUN_LAST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, text_changed),
+ gtk_marshal_BOOL__NONE,
+ GTK_TYPE_BOOL, 0);
+
+ iti_signals [HEIGHT_CHANGED] =
+ gtk_signal_new (
+ "height_changed",
+ GTK_RUN_LAST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, height_changed),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ iti_signals [WIDTH_CHANGED] =
+ gtk_signal_new (
+ "width_changed",
+ GTK_RUN_LAST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, width_changed),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ iti_signals[EDITING_STARTED] =
+ gtk_signal_new (
+ "editing_started",
+ GTK_RUN_LAST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, editing_started),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ iti_signals[EDITING_STOPPED] =
+ gtk_signal_new (
+ "editing_stopped",
+ GTK_RUN_LAST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, editing_stopped),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ iti_signals[SELECTION_STARTED] =
+ gtk_signal_new (
+ "selection_started",
+ GTK_RUN_FIRST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, selection_started),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ iti_signals[SELECTION_STOPPED] =
+ gtk_signal_new (
+ "selection_stopped",
+ GTK_RUN_FIRST,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarTextItemClass, selection_stopped),
+ gtk_marshal_NONE__NONE,
+ GTK_TYPE_NONE, 0);
+
+ gtk_object_class_add_signals (object_class, iti_signals, LAST_SIGNAL);
+
+ object_class->destroy = iti_destroy;
+ object_class->get_arg = iti_get_arg;
+ object_class->set_arg = iti_set_arg;
+
+ item_class->update = iti_update;
+ item_class->draw = iti_draw;
+ item_class->point = iti_point;
+ item_class->bounds = iti_bounds;
+ item_class->event = iti_event;
+
+ e_icon_bar_text_item_ellipsis = _("...");
+}
+
+/* Object initialization function for the icon text item */
+static void
+iti_init (EIconBarTextItem *iti)
+{
+ ItiPrivate *priv;
+
+ priv = g_new0 (ItiPrivate, 1);
+ iti->priv = priv;
+
+ iti->xalign = 0.5;
+ iti->justification = GTK_JUSTIFY_CENTER;
+ iti->max_lines = -1;
+ iti->show_ellipsis = TRUE;
+}
+
+/**
+ * e_icon_bar_text_item_configure:
+ * @iti: An #EIconBarTextItem.
+ * @x: X position in which to place the item.
+ * @y: Y position in which to place the item.
+ * @width: Maximum width allowed for this item, to be used for word wrapping.
+ * @fontname: Name of the fontset that should be used to display the text.
+ * @text: Text that is going to be displayed.
+ * @is_static: Whether @text points to a static string or not.
+ *
+ * This routine is used to configure an #EIconBarTextItem.
+ *
+ * @x and @y specify the coordinates where the item is placed in the canvas.
+ * The @x coordinate should be the leftmost position that the item can
+ * assume at any one time, that is, the left margin of the column in which the
+ * icon is to be placed. The @y coordinate specifies the top of the item.
+ *
+ * @width is the maximum width allowed for this icon text item. The coordinates
+ * define the upper-left corner of an item with maximum width; this may
+ * actually be outside the bounding box of the item if the text is narrower
+ * than the maximum width.
+ *
+ * If @is_static is true, it means that there is no need for the item to
+ * allocate memory for the string (it is a guarantee that the text is allocated
+ * by the caller and it will not be deallocated during the lifetime of this
+ * item). This is an optimization to reduce memory usage for large icon sets.
+ */
+void
+e_icon_bar_text_item_configure (EIconBarTextItem *iti, int x, int y,
+ int width, const char *fontname,
+ const char *text,
+ gboolean is_static)
+{
+ ItiPrivate *priv;
+
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+ g_return_if_fail (width > 2 * MARGIN_X);
+ g_return_if_fail (text != NULL);
+
+ priv = iti->priv;
+
+ iti->x = x;
+ iti->y = y;
+ iti->width = width;
+
+ if (iti->text && iti->is_text_allocated)
+ g_free (iti->text);
+
+ iti->is_text_allocated = !is_static;
+
+ /* This cast is to shut up the compiler */
+ if (is_static)
+ iti->text = (char *) text;
+ else
+ iti->text = g_strdup (text);
+
+ if (iti->fontname)
+ g_free (iti->fontname);
+
+ iti->fontname = g_strdup (fontname ? fontname : DEFAULT_FONT_NAME);
+
+ if (priv->font)
+ gdk_font_unref (priv->font);
+
+ priv->font = NULL;
+ if (fontname)
+ priv->font = gdk_fontset_load (iti->fontname);
+ if (!priv->font)
+ priv->font = get_default_font ();
+
+ /* Request update */
+
+ priv->need_pos_update = TRUE;
+ priv->need_font_update = TRUE;
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+/**
+ * e_icon_bar_text_item_set_width:
+ * @iti: An #EIconBarTextItem.
+ * @width: Maximum width allowed for this item, to be used for word wrapping.
+ *
+ * This routine is used to set the maximum width of an #EIconBarTextItem.
+ */
+void
+e_icon_bar_text_item_set_width (EIconBarTextItem *iti, int width)
+{
+ ItiPrivate *priv;
+
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+ g_return_if_fail (width > 2 * MARGIN_X);
+
+ priv = iti->priv;
+
+ if (iti->width == width)
+ return;
+
+ iti->width = width;
+
+ /* Request update */
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+/**
+ * e_icon_bar_text_item_setxy:
+ * @iti: An #EIconBarTextItem.
+ * @x: X position.
+ * @y: Y position.
+ *
+ * Sets the coordinates at which the #EIconBarTextItem should be placed.
+ *
+ * See also: e_icon_bar_text_item_configure().
+ */
+void
+e_icon_bar_text_item_setxy (EIconBarTextItem *iti, int x, int y)
+{
+ ItiPrivate *priv;
+
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+
+ priv = iti->priv;
+
+ iti->x = x;
+ iti->y = y;
+
+ priv->need_pos_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+/**
+ * e_icon_bar_text_item_select:
+ * @iti: An #EIconBarTextItem.
+ * @sel: Whether the item should be displayed as selected.
+ *
+ * This function is used to control whether an icon text item is displayed as
+ * selected or not. Mouse events are ignored by the item when it is unselected;
+ * when the user clicks on a selected icon text item, it will start the text
+ * editing process.
+ */
+void
+e_icon_bar_text_item_select (EIconBarTextItem *iti, int sel)
+{
+ ItiPrivate *priv;
+
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+
+ priv = iti->priv;
+
+ if (!iti->selected == !sel)
+ return;
+
+ iti->selected = sel ? TRUE : FALSE;
+
+ if (!iti->selected && iti->editing)
+ iti_edition_accept (iti);
+
+ priv->need_state_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+/**
+ * e_icon_bar_text_item_get_text:
+ * @iti: An #EIconBarTextItem.
+ *
+ * Returns the current text. The client should not free this string, as it is
+ * internal to the #EIconBarTextItem.
+ */
+char *
+e_icon_bar_text_item_get_text (EIconBarTextItem *iti)
+{
+ ItiPrivate *priv;
+
+ g_return_val_if_fail (iti != NULL, NULL);
+ g_return_val_if_fail (IS_ITI (iti), NULL);
+
+ priv = iti->priv;
+
+ if (iti->editing)
+ return gtk_entry_get_text (priv->entry);
+ else
+ return iti->text;
+}
+
+
+/**
+ * e_icon_bar_text_item_set_text:
+ * @iti: An #EIconBarTextItem.
+ * @text: Text that is going to be displayed.
+ * @is_static: Whether @text points to a static string or not.
+ *
+ * If @is_static is true, it means that there is no need for the item to
+ * allocate memory for the string (it is a guarantee that the text is allocated
+ * by the caller and it will not be deallocated during the lifetime of this
+ * item). This is an optimization to reduce memory usage for large icon sets.
+ */
+void
+e_icon_bar_text_item_set_text (EIconBarTextItem *iti, const char *text,
+ gboolean is_static)
+{
+ ItiPrivate *priv;
+
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+ g_return_if_fail (text != NULL);
+
+ priv = iti->priv;
+
+ if (iti->text && iti->is_text_allocated)
+ g_free (iti->text);
+
+ iti->is_text_allocated = !is_static;
+
+ /* This cast is to shut up the compiler */
+ if (is_static)
+ iti->text = (char *) text;
+ else
+ iti->text = g_strdup (text);
+
+ /* Request update */
+
+ priv->need_text_update = TRUE;
+ gnome_canvas_item_request_update (GNOME_CANVAS_ITEM (iti));
+}
+
+
+/**
+ * e_icon_bar_text_item_start_editing:
+ * @iti: An #EIconBarTextItem.
+ *
+ * Starts the editing state of an #EIconBarTextItem.
+ **/
+void
+e_icon_bar_text_item_start_editing (EIconBarTextItem *iti)
+{
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+
+ if (iti->editing)
+ return;
+
+ iti->selected = TRUE; /* Ensure that we are selected */
+ gnome_canvas_item_grab_focus (GNOME_CANVAS_ITEM (iti));
+ iti_start_editing (iti);
+}
+
+/**
+ * e_icon_bar_text_item_stop_editing:
+ * @iti: An #EIconBarTextItem.
+ * @accept: Whether to accept the current text or to discard it.
+ *
+ * Terminates the editing state of an icon text item. The @accept argument
+ * controls whether the item's current text should be accepted or discarded.
+ * If it is discarded, then the icon's original text will be restored.
+ **/
+void
+e_icon_bar_text_item_stop_editing (EIconBarTextItem *iti,
+ gboolean accept)
+{
+ g_return_if_fail (iti != NULL);
+ g_return_if_fail (IS_ITI (iti));
+
+ if (!iti->editing)
+ return;
+
+ if (accept)
+ iti_edition_accept (iti);
+ else
+ iti_stop_editing (iti);
+}
+
+
+/**
+ * e_icon_bar_text_item_get_type:
+ *
+ * Registers the &EIconBarTextItem class if necessary, and returns the type ID
+ * associated to it.
+ *
+ * Return value: the type ID of the #EIconBarTextItem class.
+ **/
+GtkType
+e_icon_bar_text_item_get_type (void)
+{
+ static GtkType iti_type = 0;
+
+ if (!iti_type) {
+ static const GtkTypeInfo iti_info = {
+ "EIconBarTextItem",
+ sizeof (EIconBarTextItem),
+ sizeof (EIconBarTextItemClass),
+ (GtkClassInitFunc) iti_class_init,
+ (GtkObjectInitFunc) iti_init,
+ NULL, /* reserved_1 */
+ NULL, /* reserved_2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ iti_type = gtk_type_unique (gnome_canvas_item_get_type (), &iti_info);
+ }
+
+ return iti_type;
+}
+
+
+static void
+free_row (gpointer data, gpointer user_data)
+{
+ EIconBarTextItemInfoRow *row;
+
+ if (data) {
+ row = data;
+ g_free (row->text);
+ g_free (row->text_wc);
+ g_free (row);
+ }
+}
+
+/*
+ * e_icon_bar_text_item_free_info:
+ * @ti: An icon text info structure.
+ *
+ * Frees a &EIconBarTextItemInfo structure. You should call this instead of
+ * freeing the structure yourself.
+ */
+static void
+e_icon_bar_text_item_free_info (EIconBarTextItemInfo *ti)
+{
+ g_list_foreach (ti->rows, free_row, NULL);
+ g_list_free (ti->rows);
+ g_free (ti);
+}
+
+/*
+ * e_icon_bar_text_item_layout_text:
+ * @font: Name of the font that will be used to render the text.
+ * @text: Text to be formatted.
+ * @separators: Separators used for word wrapping, can be NULL.
+ * @max_width: Width in pixels to be used for word wrapping.
+ * @confine: Whether it is mandatory to wrap at @max_width.
+ *
+ * Creates a new &EIconBarTextItemInfo structure by wrapping the specified
+ * text. If non-NULL, the @separators argument defines a set of characters
+ * to be used as word delimiters for performing word wrapping. If it is
+ * NULL, then only spaces will be used as word delimiters.
+ *
+ * The @max_width argument is used to specify the width at which word
+ * wrapping will be performed. If there is a very long word that does not
+ * fit in a single line, the @confine argument can be used to specify
+ * whether the word should be unconditionally split to fit or whether
+ * the maximum width should be increased as necessary.
+ *
+ * Return value: A newly-created &EIconBarTextItemInfo structure.
+ */
+static EIconBarTextItemInfo *
+e_icon_bar_text_item_layout_text (EIconBarTextItem *iti, GdkFont *font,
+ const gchar *text, const gchar *separators,
+ gint max_width, gboolean confine)
+{
+ EIconBarTextItemInfo *ti;
+ EIconBarTextItemInfoRow *row;
+ GdkWChar *row_end;
+ GdkWChar *s, *word_start, *word_end, *old_word_end;
+ GdkWChar *sub_text;
+ int i, w_len, w;
+ GdkWChar *text_wc, *text_iter, *separators_wc;
+ int text_len_wc, separators_len_wc;
+ gboolean restrict_lines;
+ int lines;
+
+ g_return_val_if_fail (font != NULL, NULL);
+ g_return_val_if_fail (text != NULL, NULL);
+
+ if (!separators)
+ separators = " ";
+
+ text_wc = g_new (GdkWChar, strlen (text) + 1);
+ text_len_wc = gdk_mbstowcs (text_wc, text, strlen (text));
+ if (text_len_wc < 0) text_len_wc = 0;
+ text_wc[text_len_wc] = 0;
+
+ separators_wc = g_new (GdkWChar, strlen (separators) + 1);
+ separators_len_wc = gdk_mbstowcs (separators_wc, separators, strlen (separators));
+ if (separators_len_wc < 0) separators_len_wc = 0;
+ separators_wc[separators_len_wc] = 0;
+
+ ti = g_new (EIconBarTextItemInfo, 1);
+
+ ti->rows = NULL;
+ ti->font = font;
+ ti->width = 0;
+ ti->height = 0;
+ ti->baseline_skip = font->ascent + font->descent;
+
+ word_end = NULL;
+
+ if (!iti->editing && iti->max_lines != -1)
+ restrict_lines = TRUE;
+ else
+ restrict_lines = FALSE;
+
+ text_iter = text_wc;
+ lines = 0;
+ while (*text_iter) {
+ /* If we are restricting the height, and this is the last line,
+ and we are displaying the ellipsis, then subtract the width
+ of the ellipsis from our max_width. */
+ if (restrict_lines && lines == iti->max_lines - 1
+ && iti->show_ellipsis) {
+ max_width -= gdk_string_measure (font, e_icon_bar_text_item_ellipsis);
+ }
+
+ for (row_end = text_iter; *row_end != 0 && *row_end != '\n'; row_end++);
+
+ /* Accumulate words from this row until they don't fit in the max_width */
+
+ s = text_iter;
+
+ while (s < row_end) {
+ word_start = s;
+ old_word_end = word_end;
+ for (word_end = word_start; *word_end; word_end++) {
+ GdkWChar *p;
+ for (p = separators_wc; *p; p++) {
+ if (*word_end == *p)
+ goto found;
+ }
+ }
+ found:
+ if (word_end < row_end)
+ word_end++;
+
+ if (gdk_text_width_wc (font, text_iter, word_end - text_iter) > max_width) {
+ if (word_start == text_iter
+ || (restrict_lines
+ && lines == iti->max_lines - 1)) {
+ if (confine) {
+ /* We must force-split the word. Look for a proper
+ * place to do it.
+ */
+
+ w_len = word_end - text_iter;
+
+ for (i = 1; i < w_len; i++) {
+ w = gdk_text_width_wc (font, text_iter, i);
+ if (w > max_width) {
+ if (i == 1)
+ /* Shit, not even a single character fits */
+ max_width = w;
+ else
+ break;
+ }
+ }
+
+ /* Create sub-row with the chars that fit */
+
+ sub_text = g_new (GdkWChar, i);
+ memcpy (sub_text, text_iter, (i - 1) * sizeof (GdkWChar));
+ sub_text[i - 1] = 0;
+
+ row = g_new (EIconBarTextItemInfoRow, 1);
+ row->text_wc = sub_text;
+ row->text_length = i - 1;
+ row->width = gdk_text_width_wc (font, sub_text, i - 1);
+ row->text = gdk_wcstombs(sub_text);
+ if (row->text == NULL)
+ row->text = g_strdup("");
+
+ ti->rows = g_list_append (ti->rows, row);
+
+ if (row->width > ti->width)
+ ti->width = row->width;
+
+ ti->height += ti->baseline_skip;
+
+ /* Bump the text pointer */
+
+ text_iter += i - 1;
+ s = text_iter;
+
+ lines++;
+ if (restrict_lines
+ && lines >= iti->max_lines)
+ break;
+
+ continue;
+ } else
+ max_width = gdk_text_width_wc (font, word_start, word_end - word_start);
+
+ continue; /* Retry split */
+ } else {
+ word_end = old_word_end; /* Restore to region that does fit */
+ break; /* Stop the loop because we found something that doesn't fit */
+ }
+ }
+
+ s = word_end;
+ }
+
+ if (restrict_lines && lines >= iti->max_lines)
+ break;
+
+ /* Append row */
+
+ if (text_iter == row_end) {
+ /* We are on a newline, so append an empty row */
+
+ ti->rows = g_list_append (ti->rows, NULL);
+ ti->height += ti->baseline_skip;
+
+ /* Next! */
+
+ text_iter = row_end + 1;
+
+ lines++;
+ if (restrict_lines && lines >= iti->max_lines)
+ break;
+
+ } else {
+ /* Create subrow and append it to the list */
+
+ int sub_len;
+ sub_len = word_end - text_iter;
+
+ sub_text = g_new (GdkWChar, sub_len + 1);
+ memcpy (sub_text, text_iter, sub_len * sizeof (GdkWChar));
+ sub_text[sub_len] = 0;
+
+ row = g_new (EIconBarTextItemInfoRow, 1);
+ row->text_wc = sub_text;
+ row->text_length = sub_len;
+ row->width = gdk_text_width_wc (font, sub_text, sub_len);
+ row->text = gdk_wcstombs(sub_text);
+ if (row->text == NULL)
+ row->text = g_strdup("");
+
+ ti->rows = g_list_append (ti->rows, row);
+
+ if (row->width > ti->width)
+ ti->width = row->width;
+
+ ti->height += ti->baseline_skip;
+
+ /* Next! */
+
+ text_iter = word_end;
+
+ lines++;
+ if (restrict_lines && lines >= iti->max_lines)
+ break;
+ }
+ }
+
+ /* Check if we've had to clip the text. */
+ iti->is_clipped = *text_iter ? TRUE : FALSE;
+
+ g_free (text_wc);
+ g_free (separators_wc);
+ return ti;
+}
+
+/*
+ * e_icon_bar_text_item_paint_text:
+ * @ti: An icon text info structure.
+ * @drawable: Target drawable.
+ * @gc: GC used to render the string.
+ * @x: Left coordinate for text.
+ * @y: Upper coordinate for text.
+ * @just: Justification for text.
+ *
+ * Paints the formatted text in the icon text info structure onto a drawable.
+ * This is just a sample implementation; applications can choose to use other
+ * rendering functions.
+ */
+static void
+e_icon_bar_text_item_paint_text (EIconBarTextItem *iti,
+ EIconBarTextItemInfo *ti,
+ GdkDrawable *drawable, GdkGC *gc,
+ gint x, gint y, GtkJustification just)
+{
+ GList *item;
+ EIconBarTextItemInfoRow *row;
+ int xpos, line, width;
+ gboolean show_ellipsis;
+
+ g_return_if_fail (ti != NULL);
+ g_return_if_fail (drawable != NULL);
+ g_return_if_fail (gc != NULL);
+
+ y += ti->font->ascent;
+
+ for (item = ti->rows, line = 1; item; item = item->next, line++) {
+
+ if (item->data) {
+ row = item->data;
+ width = row->width;
+ }
+
+ /* If this is the last line, and the text has been clipped,
+ and show_ellipsis is TRUE, display '...' */
+ if (line == iti->max_lines && iti->is_clipped) {
+ show_ellipsis = TRUE;
+ width += gdk_string_measure (ti->font, e_icon_bar_text_item_ellipsis);
+ } else {
+ show_ellipsis = FALSE;
+ }
+
+ switch (just) {
+ case GTK_JUSTIFY_LEFT:
+ xpos = 0;
+ break;
+
+ case GTK_JUSTIFY_RIGHT:
+ xpos = ti->width - width;
+ break;
+
+ case GTK_JUSTIFY_CENTER:
+ xpos = (ti->width - width) / 2;
+ break;
+
+ default:
+ /* Anyone care to implement GTK_JUSTIFY_FILL? */
+ g_warning ("Justification type %d not supported. Using left-justification.",
+ (int) just);
+ xpos = 0;
+ }
+
+ if (item->data)
+ gdk_draw_text_wc (drawable, ti->font, gc, x + xpos, y, row->text_wc, row->text_length);
+
+ if (show_ellipsis)
+ gdk_draw_string (drawable, ti->font, gc,
+ x + xpos + row->width, y,
+ e_icon_bar_text_item_ellipsis);
+
+ y += ti->baseline_skip;
+ }
+}
diff --git a/widgets/shortcut-bar/e-icon-bar-text-item.h b/widgets/shortcut-bar/e-icon-bar-text-item.h
new file mode 100644
index 0000000000..7c0380c87b
--- /dev/null
+++ b/widgets/shortcut-bar/e-icon-bar-text-item.h
@@ -0,0 +1,158 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * Based on gnome-icon-text-item: an editable text block with word wrapping
+ * for the GNOME canvas.
+ *
+ * Copyright (C) 1998, 1999 The Free Software Foundation
+ *
+ * Authors: Miguel de Icaza <miguel@gnu.org>
+ * Federico Mena <federico@gimp.org>
+ */
+
+/*
+ * EIconBarTextItem - An editable canvas text item for the EIconBar.
+ */
+
+#ifndef _E_ICON_BAR_TEXT_ITEM_H_
+#define _E_ICON_BAR_TEXT_ITEM_H_
+
+#include <gtk/gtkentry.h>
+#include <libgnomeui/gnome-canvas.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+
+#define E_ICON_BAR_TEXT_ITEM(obj) (GTK_CHECK_CAST((obj), \
+ e_icon_bar_text_item_get_type (), EIconBarTextItem))
+#define E_ICON_BAR_TEXT_ITEM_CLASS(k) (GTK_CHECK_CLASS_CAST ((k),\
+ e_icon_bar_text_item_get_type ()))
+#define E_IS_ICON_BAR_TEXT_ITEM(o) (GTK_CHECK_TYPE((o), \
+ e_icon_bar_text_item_get_type ()))
+
+typedef struct _EIconBarTextItemInfo EIconBarTextItemInfo;
+
+typedef struct {
+ GnomeCanvasItem canvas_item;
+
+ /* Size and maximum allowed width */
+ int x, y;
+ int width;
+
+ /* Font name */
+ char *fontname;
+
+ /* Private data */
+ gpointer priv; /* was GtkEntry *entry */
+
+ /* Actual text */
+ char *text;
+
+ /* Text layout information */
+ EIconBarTextItemInfo *ti;
+
+ /* Whether the text is being edited */
+ unsigned int editing : 1;
+
+ /* Whether the text item is selected */
+ unsigned int selected : 1;
+
+ /* Whether the user is select-dragging a block of text */
+ unsigned int selecting : 1;
+
+ /* Whether the text is editable */
+ unsigned int is_editable : 1;
+
+ /* Whether the text is allocated by us (FALSE if allocated by the client) */
+ unsigned int is_text_allocated : 1;
+
+
+ /* The horizontal alignment of the text (default 0.5). */
+ gfloat xalign;
+
+ /* The justification of the text (default is centered). */
+ GtkJustification justification;
+
+ /* The max number of lines of text shown, or -1 for all (default). */
+ gint max_lines;
+
+ /* If '...' is displayed if the text doesn't all fit (default TRUE). */
+ gboolean show_ellipsis;
+
+ /* This is TRUE if we couldn't fit all the text in. */
+ gboolean is_clipped;
+} EIconBarTextItem;
+
+typedef struct {
+ GnomeCanvasItemClass parent_class;
+
+ /* Signals we emit */
+ int (* text_changed) (EIconBarTextItem *iti);
+ void (* height_changed) (EIconBarTextItem *iti);
+ void (* width_changed) (EIconBarTextItem *iti);
+ void (* editing_started) (EIconBarTextItem *iti);
+ void (* editing_stopped) (EIconBarTextItem *iti);
+ void (* selection_started) (EIconBarTextItem *iti);
+ void (* selection_stopped) (EIconBarTextItem *iti);
+} EIconBarTextItemClass;
+
+GtkType e_icon_bar_text_item_get_type (void);
+
+void e_icon_bar_text_item_configure (EIconBarTextItem *iti,
+ int x,
+ int y,
+ int width,
+ const char *fontname,
+ const char *text,
+ gboolean is_static);
+
+void e_icon_bar_text_item_set_width (EIconBarTextItem *iti,
+ int width);
+
+void e_icon_bar_text_item_setxy (EIconBarTextItem *iti,
+ int x,
+ int y);
+
+void e_icon_bar_text_item_select (EIconBarTextItem *iti,
+ int sel);
+
+char* e_icon_bar_text_item_get_text (EIconBarTextItem *iti);
+void e_icon_bar_text_item_set_text (EIconBarTextItem *iti,
+ const char *text,
+ gboolean is_static);
+
+void e_icon_bar_text_item_start_editing (EIconBarTextItem *iti);
+void e_icon_bar_text_item_stop_editing (EIconBarTextItem *iti,
+ gboolean accept);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_ICON_BAR_TEXT_ITEM_H_ */
+
diff --git a/widgets/shortcut-bar/e-icon-bar.c b/widgets/shortcut-bar/e-icon-bar.c
new file mode 100644
index 0000000000..6bb32ed2a2
--- /dev/null
+++ b/widgets/shortcut-bar/e-icon-bar.c
@@ -0,0 +1,1450 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * EIconBar is a subclass of GnomeCanvas for displaying a vertical column of
+ * icons and descriptions. It provides 2 views - large icons and small icons.
+ */
+
+#include <gtk/gtkmain.h>
+#include <gtk/gtksignal.h>
+#include <libgnomeui/gnome-canvas-image.h>
+
+#include "e-icon-bar.h"
+#include "e-icon-bar-bg-item.h"
+#include "e-icon-bar-text-item.h"
+
+/* These are the offsets of the icons & text in both views. Note that the
+ shadow around icons is drawn in the space between items (as is the
+ horizontal bar when dragging). */
+#define E_ICON_BAR_LARGE_ICON_SPACING 8 /* Spacing between items. */
+#define E_ICON_BAR_LARGE_ICON_WIDTH 48
+#define E_ICON_BAR_LARGE_ICON_HEIGHT 48
+#define E_ICON_BAR_LARGE_ICON_TEXT_X 4
+#define E_ICON_BAR_LARGE_ICON_TEXT_Y (E_ICON_BAR_LARGE_ICON_HEIGHT + 4)
+
+#define E_ICON_BAR_SMALL_ICON_SPACING 4 /* Spacing between items. */
+#define E_ICON_BAR_SMALL_ICON_WIDTH 24
+#define E_ICON_BAR_SMALL_ICON_HEIGHT 24
+#define E_ICON_BAR_SMALL_ICON_X 4
+#define E_ICON_BAR_SMALL_ICON_TEXT_X (E_ICON_BAR_SMALL_ICON_WIDTH + 4)
+
+/* The space we leave at the top or bottom of the bar when position an item
+ while it is being edited. This is used since the EIconBar may be in a
+ EScrolledBar which may show buttons at the top or bottom. */
+#define E_ICON_BAR_V_SPACE 22
+
+/* The number of pixels the mouse has to be moved with the button down before
+ we start a drag. */
+#define E_ICON_BAR_DRAG_START_OFFSET 4
+
+/* This is the area at the top & bottom of the bar where we auto-scroll if the
+ mouse goes into during a drag-and-drop operation. */
+#define E_ICON_BAR_DRAG_AUTO_SCROLL_OFFSET 16
+
+/* This is the time between each auto-scroll, when dragging. */
+#define E_ICON_BAR_SCROLL_TIMEOUT 30
+
+/* This is the number of timeouts we skip before we start scrolling. */
+#define E_ICON_BAR_SCROLL_DELAY 12
+
+
+static void e_icon_bar_class_init (EIconBarClass *class);
+static void e_icon_bar_init (EIconBar *icon_bar);
+static void e_icon_bar_destroy (GtkObject *object);
+static void e_icon_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static gint e_icon_bar_leave_notify_event (GtkWidget *widget,
+ GdkEventCrossing *event);
+static gint e_icon_bar_focus_in (GtkWidget *widget,
+ GdkEventFocus *event);
+static gint e_icon_bar_focus_out (GtkWidget *widget,
+ GdkEventFocus *event);
+static gint e_icon_bar_key_event (GtkWidget *widget, GdkEventKey *event);
+
+static gint e_icon_bar_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time);
+static void e_icon_bar_drag_leave (GtkWidget *widget,
+ GdkDragContext *context,
+ guint time);
+static void e_icon_bar_set_dragging_before_item (EIconBar *icon_bar,
+ gint before_item);
+static gboolean e_icon_bar_timeout_handler (gpointer data);
+
+static void e_icon_bar_recalc_common_positions (EIconBar *icon_bar);
+static gint e_icon_bar_recalc_item_positions (EIconBar *icon_bar);
+static void e_icon_bar_on_text_height_changed (GnomeCanvasItem *text_item,
+ EIconBar *icon_bar);
+static gint e_icon_bar_find_item (EIconBar *icon_bar,
+ GnomeCanvasItem *text_item);
+static gboolean e_icon_bar_on_item_event (GnomeCanvasItem *item,
+ GdkEvent *event,
+ EIconBar *icon_bar);
+
+static gboolean e_icon_bar_large_icons_intersects (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y);
+static gboolean e_icon_bar_large_icons_is_before (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y);
+static gboolean e_icon_bar_small_icons_intersects (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y);
+static gboolean e_icon_bar_small_icons_is_before (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y);
+static void e_icon_bar_on_text_item_editing_started (EIconBarTextItem *text_item,
+ EIconBar *icon_bar);
+static void e_icon_bar_on_text_item_editing_stopped (EIconBarTextItem *text_item,
+ EIconBar *icon_bar);
+static void e_icon_bar_ensure_edited_item_visible (EIconBar *icon_bar);
+static void e_icon_bar_update_highlight (EIconBar *icon_bar);
+
+enum
+{
+ ITEM_SELECTED,
+ ITEM_DRAGGED,
+ LAST_SIGNAL
+};
+
+static guint e_icon_bar_signals[LAST_SIGNAL] = {0};
+
+static GnomeCanvasClass *parent_class;
+
+
+GtkType
+e_icon_bar_get_type (void)
+{
+ static GtkType e_icon_bar_type = 0;
+
+ if (!e_icon_bar_type){
+ GtkTypeInfo e_icon_bar_info = {
+ "EIconBar",
+ sizeof (EIconBar),
+ sizeof (EIconBarClass),
+ (GtkClassInitFunc) e_icon_bar_class_init,
+ (GtkObjectInitFunc) e_icon_bar_init,
+ NULL, /* reserved 1 */
+ NULL, /* reserved 2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ parent_class = gtk_type_class (gnome_canvas_get_type ());
+ e_icon_bar_type = gtk_type_unique (gnome_canvas_get_type (),
+ &e_icon_bar_info);
+ }
+
+ return e_icon_bar_type;
+}
+
+
+static void
+e_icon_bar_class_init (EIconBarClass *class)
+{
+ GtkObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+
+ object_class = (GtkObjectClass *) class;
+ widget_class = (GtkWidgetClass *) class;
+
+ e_icon_bar_signals[ITEM_SELECTED] =
+ gtk_signal_new ("item_selected",
+ GTK_RUN_LAST | GTK_RUN_ACTION,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarClass,
+ selected_item),
+ gtk_marshal_NONE__POINTER_INT,
+ GTK_TYPE_NONE, 2, GTK_TYPE_GDK_EVENT,
+ GTK_TYPE_INT);
+ e_icon_bar_signals[ITEM_DRAGGED] =
+ gtk_signal_new ("item_dragged",
+ GTK_RUN_LAST | GTK_RUN_ACTION,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EIconBarClass,
+ dragged_item),
+ gtk_marshal_NONE__POINTER_INT,
+ GTK_TYPE_NONE, 2, GTK_TYPE_GDK_EVENT,
+ GTK_TYPE_INT);
+
+ gtk_object_class_add_signals (object_class, e_icon_bar_signals,
+ LAST_SIGNAL);
+
+ /* Method override */
+ object_class->destroy = e_icon_bar_destroy;
+
+ widget_class->size_allocate = e_icon_bar_size_allocate;
+ widget_class->leave_notify_event = e_icon_bar_leave_notify_event;
+ widget_class->focus_in_event = e_icon_bar_focus_in;
+ widget_class->focus_out_event = e_icon_bar_focus_out;
+ widget_class->key_press_event = e_icon_bar_key_event;
+ widget_class->key_release_event = e_icon_bar_key_event;
+ widget_class->drag_motion = e_icon_bar_drag_motion;
+ widget_class->drag_leave = e_icon_bar_drag_leave;
+
+ class->selected_item = NULL;
+}
+
+
+static void
+e_icon_bar_init (EIconBar *icon_bar)
+{
+ icon_bar->view_type = E_ICON_BAR_LARGE_ICONS;
+ icon_bar->items = g_array_new (FALSE, FALSE, sizeof (EIconBarItem));
+ icon_bar->pressed_item_num = -1;
+ icon_bar->mouse_over_item_num = -1;
+ icon_bar->editing_item_num = -1;
+ icon_bar->in_drag = FALSE;
+ icon_bar->dragging_before_item_num = -1;
+ icon_bar->icon_x = 0;
+ icon_bar->icon_w = 0;
+ icon_bar->icon_h = 0;
+ icon_bar->text_x = 0;
+ icon_bar->text_w = 5;
+ icon_bar->auto_scroll_timeout_id = 0;
+
+ /* Create the background item in the canvas, which handles selections
+ and drag-and-drop. */
+ gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (icon_bar)->root),
+ e_icon_bar_bg_item_get_type (),
+ "EIconBarBgItem::icon_bar", icon_bar,
+ NULL);
+}
+
+
+/**
+ * e_icon_bar_new:
+ * @Returns: A new #EIconBar.
+ *
+ * Creates a new #EIconBar.
+ **/
+GtkWidget *
+e_icon_bar_new (void)
+{
+ GtkWidget *icon_bar;
+
+ icon_bar = GTK_WIDGET (gtk_type_new (e_icon_bar_get_type ()));
+
+ return icon_bar;
+}
+
+
+static void
+e_icon_bar_destroy (GtkObject *object)
+{
+ EIconBar *icon_bar;
+
+ icon_bar = E_ICON_BAR (object);
+
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+
+ g_array_free (icon_bar->items, TRUE);
+
+ if (icon_bar->auto_scroll_timeout_id != 0) {
+ gtk_timeout_remove (icon_bar->auto_scroll_timeout_id);
+ icon_bar->auto_scroll_timeout_id = 0;
+ }
+}
+
+
+static void
+e_icon_bar_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
+{
+ EIconBar *icon_bar;
+ gint canvas_width, canvas_height, height;
+
+ icon_bar = E_ICON_BAR (widget);
+
+ GTK_WIDGET_CLASS (parent_class)->size_allocate (widget, allocation);
+
+ canvas_width = GTK_WIDGET (icon_bar)->allocation.width;
+ canvas_height = GTK_WIDGET (icon_bar)->allocation.height;
+
+ /* Reset the y position and widths of all the items to the width of
+ the canvas, and reset the button labels, so they fit. */
+ e_icon_bar_recalc_common_positions (icon_bar);
+ height = e_icon_bar_recalc_item_positions (icon_bar);
+
+ gnome_canvas_set_scroll_region (GNOME_CANVAS (widget),
+ 0, 0, canvas_width,
+ MAX (height, canvas_height - 1));
+
+ /* If we are editing an item, make sure it is visible. */
+ e_icon_bar_ensure_edited_item_visible (icon_bar);
+
+ GTK_LAYOUT (widget)->vadjustment->step_increment = 16;
+
+ e_icon_bar_update_highlight (icon_bar);
+}
+
+
+/* This sets all the item positions which are the same for all items in the
+ group. */
+static void
+e_icon_bar_recalc_common_positions (EIconBar *icon_bar)
+{
+ gint canvas_width;
+
+ canvas_width = GTK_WIDGET (icon_bar)->allocation.width;
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ icon_bar->icon_x = (canvas_width - E_ICON_BAR_LARGE_ICON_WIDTH) / 2;
+ icon_bar->icon_w = E_ICON_BAR_LARGE_ICON_WIDTH;
+ icon_bar->icon_h = E_ICON_BAR_LARGE_ICON_HEIGHT;
+
+ icon_bar->text_x = E_ICON_BAR_LARGE_ICON_TEXT_X;
+ icon_bar->text_w = MAX (canvas_width - (E_ICON_BAR_LARGE_ICON_TEXT_X * 2), 5);
+
+ icon_bar->spacing = E_ICON_BAR_LARGE_ICON_SPACING;
+ } else {
+ icon_bar->icon_x = E_ICON_BAR_SMALL_ICON_X;
+ icon_bar->icon_w = E_ICON_BAR_SMALL_ICON_WIDTH;
+ icon_bar->icon_h = E_ICON_BAR_SMALL_ICON_HEIGHT;
+
+ icon_bar->text_x = E_ICON_BAR_SMALL_ICON_TEXT_X;
+ icon_bar->text_w = MAX (canvas_width - E_ICON_BAR_SMALL_ICON_TEXT_X, 5);
+
+ icon_bar->spacing = E_ICON_BAR_SMALL_ICON_SPACING;
+ }
+}
+
+
+/* This recalculates the positions of all the items, according to the current
+ view type and the height of the text items. */
+static gint
+e_icon_bar_recalc_item_positions (EIconBar *icon_bar)
+{
+ EIconBarItem *item;
+ gint y, item_num;
+ gdouble x1, y1, x2, y2, xalign;
+ GtkJustification justify;
+ gint max_lines;
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ xalign = 0.5;
+ justify = GTK_JUSTIFY_CENTER;
+ max_lines = 2;
+ } else {
+ xalign = 0.0;
+ justify = GTK_JUSTIFY_LEFT;
+ max_lines = 1;
+ }
+
+ /* Now step through the items, setting the y positions. */
+ y = icon_bar->spacing;
+ for (item_num = 0; item_num < icon_bar->items->len; item_num++) {
+ item = &g_array_index (icon_bar->items,
+ EIconBarItem, item_num);
+
+ e_icon_bar_text_item_set_width (E_ICON_BAR_TEXT_ITEM (item->text),
+ icon_bar->text_w);
+
+ /* Get the text item's height. */
+ gnome_canvas_item_get_bounds (item->text, &x1, &y1, &x2, &y2);
+ item->text_width = x2 - x1;
+ item->text_height = y2 - y1;
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ item->icon_y = y;
+ item->text_y = y + E_ICON_BAR_LARGE_ICON_TEXT_Y;
+
+ item->item_height = E_ICON_BAR_LARGE_ICON_TEXT_Y
+ + item->text_height;
+ } else {
+ item->item_height = MAX (item->text_height, E_ICON_BAR_SMALL_ICON_HEIGHT);
+ item->icon_y = y + (item->item_height - E_ICON_BAR_SMALL_ICON_HEIGHT) / 2;
+ item->text_y = y + (item->item_height - item->text_height) / 2;
+ }
+
+ e_icon_bar_text_item_setxy (E_ICON_BAR_TEXT_ITEM (item->text),
+ icon_bar->text_x, item->text_y);
+
+ /* We need to get the bounds again, in case it has moved. */
+ gnome_canvas_item_get_bounds (item->text, &x1, &y1, &x2, &y2);
+ item->text_x = x1;
+
+ gnome_canvas_item_set (item->text,
+ "EIconBarTextItem::xalign", xalign,
+ "EIconBarTextItem::justify", justify,
+ "EIconBarTextItem::max_lines", max_lines,
+ NULL);
+
+ gnome_canvas_item_set (item->image,
+ "GnomeCanvasImage::x", (gdouble)icon_bar->icon_x,
+ "GnomeCanvasImage::y", (gdouble)item->icon_y,
+ "GnomeCanvasImage::width", (gdouble)icon_bar->icon_w,
+ "GnomeCanvasImage::height", (gdouble)icon_bar->icon_h,
+ NULL);
+
+ y += item->item_height + icon_bar->spacing;
+ }
+
+ return y;
+}
+
+
+static gint
+e_icon_bar_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
+{
+ EIconBar *icon_bar;
+
+ icon_bar = E_ICON_BAR (widget);
+
+ GTK_WIDGET_CLASS (parent_class)->leave_notify_event (widget, event);
+
+ /* Make sure no items are highlighted. */
+ e_icon_bar_item_motion (icon_bar, -1, NULL);
+
+ return FALSE;
+}
+
+
+static gint
+e_icon_bar_focus_in (GtkWidget *widget,
+ GdkEventFocus *event)
+{
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (E_IS_ICON_BAR (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ GTK_WIDGET_CLASS (parent_class)->focus_in_event (widget, event);
+ GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
+ return FALSE;
+}
+
+
+static gint
+e_icon_bar_focus_out (GtkWidget *widget,
+ GdkEventFocus *event)
+{
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (E_IS_ICON_BAR (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ GTK_WIDGET_CLASS (parent_class)->focus_out_event (widget, event);
+ GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
+ return FALSE;
+}
+
+
+/* Key event handler for the canvas.
+ FIXME: GnomeCanvas bug workaround - I needed to override this to stop the
+ canvas ignoring key events from other windows. */
+static gint
+e_icon_bar_key_event (GtkWidget *widget, GdkEventKey *event)
+{
+ GnomeCanvas *canvas;
+
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (E_IS_ICON_BAR (widget), FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ canvas = GNOME_CANVAS (widget);
+
+ if (event->window != canvas->layout.bin_window) {
+ /* We change the window in the event struct so the canvas
+ doesn't ignore the event. Note that windows are ref-counted
+ in the event struct. */
+ if (event->window)
+ gdk_window_unref (event->window);
+ event->window = canvas->layout.bin_window;
+ gdk_window_ref (event->window);
+ }
+
+ /* These both call the same function at present, but we'll do it
+ properly just in case that changes. */
+ if (event->type == GDK_KEY_PRESS)
+ return (*GTK_WIDGET_CLASS (parent_class)->key_press_event)(widget, event);
+ else
+ return (*GTK_WIDGET_CLASS (parent_class)->key_release_event)(widget, event);
+}
+
+
+/**
+ * e_icon_bar_set_view_type:
+ * @icon_bar: An #EIconBar.
+ * @view_type: The new view type, %E_ICON_BAR_LARGE_ICONS or
+ * %E_ICON_BAR_SMALL_ICONS.
+ *
+ * Sets the view type of the #EIconBar.
+ **/
+void
+e_icon_bar_set_view_type (EIconBar *icon_bar,
+ EIconBarViewType view_type)
+{
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+
+ if (icon_bar->view_type == view_type)
+ return;
+
+ icon_bar->view_type = view_type;
+
+ /* Queue a resize of the canvas, so everything is put in the right
+ positions based on the new view type. */
+ gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
+}
+
+
+/**
+ * e_icon_bar_add_item:
+ * @icon_bar: An #EIconBar.
+ * @image: the new item's icon.
+ * @text: the new item's text.
+ * @position: the position to place the new item, or -1 to place it last.
+ *
+ * Adds an item to the #EIconBar at the given position.
+ **/
+gint
+e_icon_bar_add_item (EIconBar *icon_bar,
+ GdkImlibImage *image,
+ gchar *text,
+ gint position)
+{
+ EIconBarItem item;
+ gfloat xalign;
+ GtkJustification justify;
+ gint max_lines, retval;
+
+ g_return_val_if_fail (E_IS_ICON_BAR (icon_bar), -1);
+ g_return_val_if_fail (text != NULL, -1);
+ g_return_val_if_fail (position >= -1, -1);
+ g_return_val_if_fail (position <= (gint)icon_bar->items->len, -1);
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ xalign = 0.5;
+ justify = GTK_JUSTIFY_CENTER;
+ max_lines = 2;
+ } else {
+ xalign = 0.0;
+ justify = GTK_JUSTIFY_LEFT;
+ max_lines = 1;
+ }
+
+ item.text = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (icon_bar)->root),
+ e_icon_bar_text_item_get_type (),
+ "EIconBarTextItem::xalign", xalign,
+ "EIconBarTextItem::justify", justify,
+ "EIconBarTextItem::max_lines", max_lines,
+ NULL);
+ e_icon_bar_text_item_configure (E_ICON_BAR_TEXT_ITEM (item.text),
+ icon_bar->text_x, 0,
+ icon_bar->text_w, NULL,
+ text, FALSE);
+ gtk_signal_connect (GTK_OBJECT (item.text), "height_changed",
+ GTK_SIGNAL_FUNC (e_icon_bar_on_text_height_changed), icon_bar);
+ gtk_signal_connect (GTK_OBJECT (item.text), "event",
+ GTK_SIGNAL_FUNC (e_icon_bar_on_item_event),
+ icon_bar);
+ gtk_signal_connect (GTK_OBJECT (item.text), "editing_started",
+ GTK_SIGNAL_FUNC (e_icon_bar_on_text_item_editing_started),
+ icon_bar);
+ gtk_signal_connect (GTK_OBJECT (item.text), "editing_stopped",
+ GTK_SIGNAL_FUNC (e_icon_bar_on_text_item_editing_stopped),
+ icon_bar);
+
+ item.image = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (icon_bar)->root),
+ gnome_canvas_image_get_type (),
+ "GnomeCanvasImage::image", image,
+ "GnomeCanvasImage::anchor", GTK_ANCHOR_NORTH_WEST,
+ "GnomeCanvasImage::width", (gdouble) icon_bar->icon_w,
+ "GnomeCanvasImage::height", (gdouble) icon_bar->icon_h,
+ NULL);
+ gtk_signal_connect (GTK_OBJECT (item.image), "event",
+ GTK_SIGNAL_FUNC (e_icon_bar_on_item_event),
+ icon_bar);
+
+ item.data = NULL;
+ item.destroy = NULL;
+
+ if (position == -1) {
+ g_array_append_val (icon_bar->items, item);
+ retval = icon_bar->items->len - 1;
+ } else {
+ g_array_insert_val (icon_bar->items, position, item);
+ retval = position;
+
+ /* FIXME: Should possibly update other indices. */
+ if (icon_bar->dragged_item_num >= position)
+ icon_bar->dragged_item_num++;
+ }
+
+ gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
+
+ return retval;
+}
+
+
+/**
+ * e_icon_bar_reorder_item:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item to move.
+ * @new_position: The new position of the item, which is used after the item
+ * has been removed from its current position. If @new_position is -1, the item
+ * is placed last.
+ *
+ * Moves an item to a new position within the #EIconBar.
+ **/
+void
+e_icon_bar_reorder_item (EIconBar *icon_bar,
+ gint item_num,
+ gint new_position)
+{
+ EIconBarItem tmp_item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+ g_return_if_fail (item_num >= 0);
+ g_return_if_fail (item_num < icon_bar->items->len);
+ g_return_if_fail (new_position >= -1);
+ g_return_if_fail (new_position < icon_bar->items->len);
+
+ tmp_item = g_array_index (icon_bar->items, EIconBarItem, item_num);
+ g_array_remove_index (icon_bar->items, item_num);
+
+ if (new_position == -1)
+ g_array_append_val (icon_bar->items, tmp_item);
+ else
+ g_array_insert_val (icon_bar->items, new_position, tmp_item);
+
+ gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
+}
+
+
+/**
+ * e_icon_bar_remove_item:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item to remove.
+ *
+ * Removes an item from the #EIconBar.
+ **/
+void
+e_icon_bar_remove_item (EIconBar *icon_bar,
+ gint item_num)
+{
+ EIconBarItem *item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+ g_return_if_fail (item_num >= 0);
+ g_return_if_fail (item_num < icon_bar->items->len);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+
+ if (item->destroy)
+ item->destroy (item->data);
+
+ gtk_object_destroy (GTK_OBJECT (item->text));
+ gtk_object_destroy (GTK_OBJECT (item->image));
+
+ g_array_remove_index (icon_bar->items, item_num);
+
+ gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
+}
+
+
+/**
+ * e_icon_bar_get_item_image:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @Returns: The icon of the given item.
+ *
+ * Returns the icon used for the given item.
+ **/
+GdkImlibImage*
+e_icon_bar_get_item_image (EIconBar *icon_bar,
+ gint item_num)
+{
+ EIconBarItem *item;
+ GdkImlibImage *image;
+
+ g_return_val_if_fail (E_IS_ICON_BAR (icon_bar), NULL);
+ g_return_val_if_fail (item_num >= 0, NULL);
+ g_return_val_if_fail (item_num < icon_bar->items->len, NULL);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+ gtk_object_get (GTK_OBJECT (item->image),
+ "GnomeCanvasImage::image", image,
+ NULL);
+ return image;
+}
+
+
+/**
+ * e_icon_bar_set_item_image:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @image: The new icon to use for the given item.
+ *
+ * Sets the icon to use for the given item.
+ **/
+void
+e_icon_bar_set_item_image (EIconBar *icon_bar,
+ gint item_num,
+ GdkImlibImage *image)
+{
+ EIconBarItem *item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+ g_return_if_fail (item_num >= 0);
+ g_return_if_fail (item_num < icon_bar->items->len);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+ gnome_canvas_item_set (item->image,
+ "GnomeCanvasImage::image", image,
+ NULL);
+}
+
+
+/**
+ * e_icon_bar_get_item_text:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @Returns: The text of the given item.
+ *
+ * Returns the text of the given item.
+ **/
+gchar*
+e_icon_bar_get_item_text (EIconBar *icon_bar,
+ gint item_num)
+{
+ EIconBarItem *item;
+
+ g_return_val_if_fail (E_IS_ICON_BAR (icon_bar), NULL);
+ g_return_val_if_fail (item_num >= 0, NULL);
+ g_return_val_if_fail (item_num < icon_bar->items->len, NULL);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+ return e_icon_bar_text_item_get_text (E_ICON_BAR_TEXT_ITEM (item->text));
+}
+
+
+/**
+ * e_icon_bar_set_item_text:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @text: The new text for the given item.
+ *
+ * Sets the text of the given item.
+ **/
+void
+e_icon_bar_set_item_text (EIconBar *icon_bar,
+ gint item_num,
+ gchar *text)
+{
+ EIconBarItem *item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+ g_return_if_fail (item_num >= 0);
+ g_return_if_fail (item_num < icon_bar->items->len);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+ e_icon_bar_text_item_set_text (E_ICON_BAR_TEXT_ITEM (item->text),
+ text, FALSE);
+}
+
+
+/**
+ * e_icon_bar_get_item_data:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @Returns: The user data associated with the given item.
+ *
+ * Returns the user data associated with the given item.
+ **/
+gpointer
+e_icon_bar_get_item_data (EIconBar *icon_bar,
+ gint item_num)
+{
+ EIconBarItem *item;
+
+ g_return_val_if_fail (E_IS_ICON_BAR (icon_bar), NULL);
+ g_return_val_if_fail (item_num >= 0, NULL);
+ g_return_val_if_fail (item_num < icon_bar->items->len, NULL);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+ return item->data;
+}
+
+
+/**
+ * e_icon_bar_set_item_data:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @data: The user data to set for the given item.
+ *
+ * Sets the user data of the given item.
+ **/
+void
+e_icon_bar_set_item_data (EIconBar *icon_bar,
+ gint item_num,
+ gpointer data)
+{
+ e_icon_bar_set_item_data_full (icon_bar, item_num, data, NULL);
+}
+
+
+/**
+ * e_icon_bar_set_item_data_full:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ * @data: The user data to set for the given item.
+ * @destroy: The function to free @data when the item is destroyed.
+ *
+ * Sets the user data of the given item, and the function to free the data
+ * when the item is destroyed.
+ **/
+void
+e_icon_bar_set_item_data_full (EIconBar *icon_bar,
+ gint item_num,
+ gpointer data,
+ GtkDestroyNotify destroy)
+{
+ EIconBarItem *item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+ g_return_if_fail (item_num >= 0);
+ g_return_if_fail (item_num < icon_bar->items->len);
+
+ item = &g_array_index (icon_bar->items, EIconBarItem, item_num);
+
+ if (item->destroy)
+ item->destroy (item->data);
+
+ item->data = data;
+ item->destroy = destroy;
+}
+
+
+static void
+e_icon_bar_on_text_height_changed (GnomeCanvasItem *text_item,
+ EIconBar *icon_bar)
+{
+ gtk_widget_queue_resize (GTK_WIDGET (icon_bar));
+}
+
+
+/* This returns the index of the given item, or -1 if it isn't found. */
+static gint
+e_icon_bar_find_item (EIconBar *icon_bar,
+ GnomeCanvasItem *canvas_item)
+{
+ EIconBarItem *item;
+ gint item_num;
+
+ for (item_num = 0; item_num < icon_bar->items->len; item_num++) {
+ item = &g_array_index (icon_bar->items,
+ EIconBarItem, item_num);
+
+ if (item->text == canvas_item || item->image == canvas_item) {
+ return item_num;
+ }
+ }
+
+ return -1;
+}
+
+
+/* When an item has a grab, it will get all events, so we need to use the
+ position to find the real item. */
+static gboolean
+e_icon_bar_on_item_event (GnomeCanvasItem *item,
+ GdkEvent *event,
+ EIconBar *icon_bar)
+{
+ gint item_num;
+
+ switch (event->type) {
+ case GDK_BUTTON_PRESS:
+ item_num = e_icon_bar_find_item_at_position (icon_bar,
+ event->button.x,
+ event->button.y,
+ NULL);
+ e_icon_bar_item_pressed (icon_bar, item_num, event);
+ return TRUE;
+ case GDK_BUTTON_RELEASE:
+ item_num = e_icon_bar_find_item_at_position (icon_bar,
+ event->button.x,
+ event->button.y,
+ NULL);
+ e_icon_bar_item_released (icon_bar, item_num, event);
+ return TRUE;
+ case GDK_MOTION_NOTIFY:
+ item_num = e_icon_bar_find_item_at_position (icon_bar,
+ event->motion.x,
+ event->motion.y,
+ NULL);
+ e_icon_bar_item_motion (icon_bar, item_num, event);
+ return TRUE;
+ default:
+ break;
+ }
+
+ return FALSE;
+}
+
+
+void
+e_icon_bar_item_pressed (EIconBar *icon_bar,
+ gint item_num,
+ GdkEvent *event)
+{
+ EIconBarItem *item;
+ gint button;
+
+ /* If we are editing an item, and a different item (or anywhere outside
+ an item) is clicked, stop the edit. If the item being edited is
+ clicked we just return, since the user may be selecting text. */
+ if (icon_bar->editing_item_num != -1) {
+ if (icon_bar->editing_item_num == item_num) {
+ item = &g_array_index (icon_bar->items, EIconBarItem,
+ icon_bar->editing_item_num);
+ if (!GTK_WIDGET_HAS_FOCUS (item->text->canvas)
+ || item->text->canvas->focused_item != item->text)
+ gnome_canvas_item_grab_focus (item->text);
+ } else {
+ e_icon_bar_stop_editing_item (icon_bar, TRUE);
+ }
+
+ return;
+ }
+
+ button = event->button.button;
+
+ if (button == 1 && item_num != -1) {
+ icon_bar->pressed_item_num = item_num;
+ icon_bar->pressed_x = event->button.x;
+ icon_bar->pressed_y = event->button.y;
+ gtk_widget_queue_draw (GTK_WIDGET (icon_bar));
+ } else if (button == 3) {
+ gtk_signal_emit (GTK_OBJECT (icon_bar),
+ e_icon_bar_signals[ITEM_SELECTED],
+ event, item_num);
+ }
+}
+
+
+void
+e_icon_bar_item_released (EIconBar *icon_bar,
+ gint item_num,
+ GdkEvent *event)
+{
+ gint button;
+
+ /* If we are editing an item, just return. */
+ if (icon_bar->editing_item_num != -1)
+ return;
+
+ button = event->button.button;
+
+ if (button == 1) {
+ if (icon_bar->pressed_item_num == icon_bar->mouse_over_item_num) {
+ gtk_signal_emit (GTK_OBJECT (icon_bar),
+ e_icon_bar_signals[ITEM_SELECTED],
+ event, item_num);
+ }
+
+ icon_bar->pressed_item_num = -1;
+ gtk_widget_queue_draw (GTK_WIDGET (icon_bar));
+ }
+}
+
+
+void
+e_icon_bar_item_motion (EIconBar *icon_bar,
+ gint item_num,
+ GdkEvent *event)
+{
+ gboolean need_redraw = TRUE;
+
+ if (event && event->motion.state & GDK_BUTTON1_MASK
+ && icon_bar->pressed_item_num != -1) {
+ if (abs (event->motion.x - icon_bar->pressed_x) > E_ICON_BAR_DRAG_START_OFFSET
+ || abs (event->motion.y - icon_bar->pressed_y) > E_ICON_BAR_DRAG_START_OFFSET) {
+ icon_bar->dragged_item_num = icon_bar->pressed_item_num;
+ gtk_signal_emit (GTK_OBJECT (icon_bar),
+ e_icon_bar_signals[ITEM_DRAGGED],
+ event, icon_bar->dragged_item_num);
+
+ /* Don't show the button as pressed while dragging. */
+ icon_bar->pressed_item_num = -1;
+ gtk_widget_queue_draw (GTK_WIDGET (icon_bar));
+ }
+
+ return;
+ }
+
+ if (icon_bar->mouse_over_item_num == item_num)
+ return;
+
+ /* If we are editing an item, items aren't highlighted so we don't
+ need a redraw. Also if an item is pressed, we only need a redraw if
+ item_num or the old mouse_over_item_num is the pressed item. */
+ if (icon_bar->editing_item_num != -1) {
+ need_redraw = FALSE;
+ } else if (icon_bar->pressed_item_num != -1) {
+ if (icon_bar->pressed_item_num != item_num
+ && icon_bar->pressed_item_num != icon_bar->mouse_over_item_num)
+ need_redraw = FALSE;
+ }
+
+ icon_bar->mouse_over_item_num = item_num;
+
+ if (need_redraw)
+ gtk_widget_queue_draw (GTK_WIDGET (icon_bar));
+}
+
+
+/* This returns the index of the item at the given position on the EIconBar,
+ or -1 if no item is found. If before_item is not NULL, it returns the
+ item which the mouse is before, or -1 (for dragging). */
+gint
+e_icon_bar_find_item_at_position (EIconBar *icon_bar,
+ gint x,
+ gint y,
+ gint *before_item)
+{
+ EIconBarItem *item;
+ gint item_num;
+
+ if (before_item)
+ *before_item = -1;
+
+ for (item_num = 0; item_num < icon_bar->items->len; item_num++) {
+ item = &g_array_index (icon_bar->items,
+ EIconBarItem, item_num);
+
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ if (e_icon_bar_large_icons_intersects (icon_bar, item,
+ x, y))
+ return item_num;
+
+ if (before_item
+ && e_icon_bar_large_icons_is_before (icon_bar,
+ item, x, y)) {
+ *before_item = item_num;
+ return -1;
+ }
+ } else {
+ if (e_icon_bar_small_icons_intersects (icon_bar, item,
+ x, y))
+ return item_num;
+
+ if (before_item
+ && e_icon_bar_small_icons_is_before (icon_bar,
+ item, x, y)) {
+ *before_item = item_num;
+ return -1;
+ }
+
+ }
+
+ }
+
+ /* If the mouse is below all the items, but inside the items' width,
+ and before_item is not NULL, we set it to the number of items, so
+ the dropped item would be added at the end. Note that this assumes
+ that the item variable points to the last item in the EIconBar. */
+ if (before_item) {
+ if (icon_bar->view_type == E_ICON_BAR_LARGE_ICONS) {
+ if (x < icon_bar->text_x
+ || x >= icon_bar->text_x + icon_bar->text_w)
+ return -1;
+
+ if (item == NULL
+ || y > item->icon_y + item->item_height)
+ *before_item = icon_bar->items->len;
+ } else {
+ if (x < icon_bar->icon_x
+ || x >= icon_bar->text_x + icon_bar->text_w)
+ return -1;
+
+ if (item == NULL) {
+ *before_item = icon_bar->items->len;
+ } else {
+ gint max_y;
+ max_y = MAX (item->icon_y + icon_bar->icon_h,
+ item->text_y + item->text_height);
+ if (y > max_y)
+ *before_item = icon_bar->items->len;
+ }
+ }
+ }
+
+ return -1;
+}
+
+
+static gboolean
+e_icon_bar_large_icons_intersects (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y)
+{
+ if (y < item->icon_y || y >= item->text_y + item->text_height)
+ return FALSE;
+
+ if (y < item->icon_y + icon_bar->icon_h) {
+ if (x < icon_bar->icon_x
+ || x >= icon_bar->icon_x + icon_bar->icon_w)
+ return FALSE;
+ } else {
+ if (x < item->text_x
+ || x >= item->text_x + item->text_width)
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+
+static gboolean
+e_icon_bar_large_icons_is_before (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y)
+{
+ if (y < item->icon_y - icon_bar->spacing
+ || y >= item->icon_y)
+ return FALSE;
+
+ if (x < icon_bar->text_x || x >= icon_bar->text_x + icon_bar->text_w)
+ return FALSE;
+
+ return TRUE;
+}
+
+
+static gboolean
+e_icon_bar_small_icons_intersects (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y)
+{
+ gint min_y, max_y;
+
+ min_y = MIN (item->icon_y, item->text_y);
+ max_y = MAX (item->icon_y + icon_bar->icon_h,
+ item->text_y + item->text_height);
+
+ if (y < min_y || y >= max_y)
+ return FALSE;
+
+ if (x < icon_bar->icon_x || x >= item->text_x + item->text_width)
+ return FALSE;
+
+ return TRUE;
+}
+
+
+static gboolean
+e_icon_bar_small_icons_is_before (EIconBar *icon_bar,
+ EIconBarItem *item,
+ gint x,
+ gint y)
+{
+ gint min_y, max_y;
+
+ max_y = MIN (item->icon_y, item->text_y);
+ min_y = max_y - icon_bar->spacing;
+
+ if (y < min_y || y >= max_y)
+ return FALSE;
+
+ if (x < icon_bar->icon_x || x >= icon_bar->text_x + icon_bar->text_w)
+ return FALSE;
+
+ return TRUE;
+}
+
+
+/**
+ * e_icon_bar_start_editing_item:
+ * @icon_bar: An #EIconBar.
+ * @item_num: The index of the item.
+ *
+ * Turns the item into an editable text field so the user can rename it.
+ * Editing is stopped automatically when the user hits 'Return' or clicks
+ * outside the item. It can also be stopped explicitly by calling
+ * e_icon_bar_stop_editing_item().
+ **/
+void
+e_icon_bar_start_editing_item (EIconBar *icon_bar,
+ gint item_num)
+{
+ EIconBarItem *item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+ g_return_if_fail (item_num >= 0);
+ g_return_if_fail (item_num < icon_bar->items->len);
+
+ item = &g_array_index (icon_bar->items,
+ EIconBarItem, item_num);
+
+ e_icon_bar_text_item_start_editing (E_ICON_BAR_TEXT_ITEM (item->text));
+}
+
+
+/**
+ * e_icon_bar_stop_editing_item:
+ * @icon_bar: An #EIconBar.
+ * @accept: TRUE if the changes should be accepted, FALSE if the text should be
+ * changed back to its state before the editing started.
+ *
+ * Stops the editing of the items, if any were being edited.
+ **/
+void
+e_icon_bar_stop_editing_item (EIconBar *icon_bar,
+ gboolean accept)
+{
+ EIconBarItem *item;
+
+ g_return_if_fail (E_IS_ICON_BAR (icon_bar));
+
+ if (icon_bar->editing_item_num != -1) {
+ item = &g_array_index (icon_bar->items, EIconBarItem,
+ icon_bar->editing_item_num);
+ e_icon_bar_text_item_stop_editing (E_ICON_BAR_TEXT_ITEM (item->text), accept);
+ }
+}
+
+
+static void
+e_icon_bar_on_text_item_editing_started (EIconBarTextItem *text_item,
+ EIconBar *icon_bar)
+{
+ gint item_num;
+
+ item_num = e_icon_bar_find_item (icon_bar,
+ GNOME_CANVAS_ITEM (text_item));
+ g_return_if_fail (item_num != -1);
+
+ /* Turn off any highlighted item. */
+ e_icon_bar_item_motion (icon_bar, -1, NULL);
+
+ icon_bar->editing_item_num = item_num;
+
+ e_icon_bar_ensure_edited_item_visible (icon_bar);
+}
+
+
+static void
+e_icon_bar_on_text_item_editing_stopped (EIconBarTextItem *text_item,
+ EIconBar *icon_bar)
+{
+ gint item_num;
+
+ item_num = e_icon_bar_find_item (icon_bar,
+ GNOME_CANVAS_ITEM (text_item));
+ g_return_if_fail (item_num != -1);
+
+ e_icon_bar_text_item_select (text_item, FALSE);
+
+ icon_bar->editing_item_num = -1;
+
+ e_icon_bar_update_highlight (icon_bar);
+}
+
+
+static void
+e_icon_bar_ensure_edited_item_visible (EIconBar *icon_bar)
+{
+ EIconBarItem *item;
+ gint scroll_x, scroll_y, min_scroll_y, max_scroll_y, new_scroll_y;
+
+ if (icon_bar->editing_item_num == -1)
+ return;
+
+ item = &g_array_index (icon_bar->items,
+ EIconBarItem, icon_bar->editing_item_num);
+ gnome_canvas_get_scroll_offsets (GNOME_CANVAS (icon_bar),
+ &scroll_x, &scroll_y);
+
+ /* The minimum scroll y position is with the text right on the bottom
+ of the display. */
+ min_scroll_y = item->text_y + item->text_height + E_ICON_BAR_V_SPACE
+ - GTK_WIDGET (icon_bar)->allocation.height;
+ /* The maximum scroll y position is with the text at the top. */
+ max_scroll_y = item->text_y - E_ICON_BAR_V_SPACE;
+
+ new_scroll_y = MAX (scroll_y, min_scroll_y);
+ new_scroll_y = MIN (new_scroll_y, max_scroll_y);
+
+ if (new_scroll_y != scroll_y)
+ gnome_canvas_scroll_to (GNOME_CANVAS (icon_bar),
+ scroll_x, new_scroll_y);
+}
+
+
+/* This gets the mouse position and updates the highlight if necessary.
+ It is called after items are added/deleted/scrolled/edited. */
+static void
+e_icon_bar_update_highlight (EIconBar *icon_bar)
+{
+ GtkWidget *widget;
+ gint x, y, item_num;
+
+ widget = GTK_WIDGET (icon_bar);
+
+ if (!widget->window)
+ return;
+
+ gdk_window_get_pointer (widget->window, &x, &y, NULL);
+
+ if (x < 0 || y < 0
+ || x > widget->allocation.width || y > widget->allocation.height)
+ return;
+
+ item_num = e_icon_bar_find_item_at_position (icon_bar, x, y, NULL);
+ e_icon_bar_item_motion (icon_bar, item_num, NULL);
+}
+
+
+static gint
+e_icon_bar_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time)
+{
+ EIconBar *icon_bar;
+ gint item_num, before_item, scroll_x, scroll_y;
+
+ g_return_val_if_fail (E_IS_ICON_BAR (widget), FALSE);
+
+ icon_bar = E_ICON_BAR (widget);
+
+ icon_bar->in_drag = TRUE;
+
+ /* Check if the mouse is over or between items, and if so highlight. */
+ gnome_canvas_get_scroll_offsets (GNOME_CANVAS (icon_bar),
+ &scroll_x, &scroll_y);
+ item_num = e_icon_bar_find_item_at_position (icon_bar,
+ x + scroll_x,
+ y + scroll_y,
+ &before_item);
+ e_icon_bar_item_motion (icon_bar, item_num, NULL);
+ e_icon_bar_set_dragging_before_item (icon_bar, before_item);
+
+ /* Check if the mouse is at the top or bottom of the bar, and if it is
+ scroll up/down. */
+ if (y < E_ICON_BAR_DRAG_AUTO_SCROLL_OFFSET)
+ icon_bar->scrolling_up = TRUE;
+ else if (y >= widget->allocation.height - E_ICON_BAR_DRAG_AUTO_SCROLL_OFFSET)
+ icon_bar->scrolling_up = FALSE;
+ else {
+ if (icon_bar->auto_scroll_timeout_id != 0) {
+ gtk_timeout_remove (icon_bar->auto_scroll_timeout_id);
+ icon_bar->auto_scroll_timeout_id = 0;
+ }
+ return FALSE;
+ }
+
+ if (icon_bar->auto_scroll_timeout_id == 0) {
+ icon_bar->auto_scroll_timeout_id = g_timeout_add (E_ICON_BAR_SCROLL_TIMEOUT, e_icon_bar_timeout_handler, icon_bar);
+ icon_bar->auto_scroll_delay = E_ICON_BAR_SCROLL_DELAY;
+ }
+
+ return FALSE;
+}
+
+
+static void
+e_icon_bar_drag_leave (GtkWidget *widget,
+ GdkDragContext *context,
+ guint time)
+{
+ EIconBar *icon_bar;
+
+ g_return_if_fail (E_IS_ICON_BAR (widget));
+
+ icon_bar = E_ICON_BAR (widget);
+
+ icon_bar->in_drag = FALSE;
+
+ if (icon_bar->auto_scroll_timeout_id != 0) {
+ gtk_timeout_remove (icon_bar->auto_scroll_timeout_id);
+ icon_bar->auto_scroll_timeout_id = 0;
+ }
+
+ if (icon_bar->mouse_over_item_num != -1) {
+ icon_bar->mouse_over_item_num = -1;
+ gtk_widget_queue_draw (GTK_WIDGET (icon_bar));
+ }
+}
+
+
+static void
+e_icon_bar_set_dragging_before_item (EIconBar *icon_bar,
+ gint before_item)
+{
+ if (icon_bar->dragging_before_item_num == before_item)
+ return;
+
+ icon_bar->dragging_before_item_num = before_item;
+
+ gtk_widget_queue_draw (GTK_WIDGET (icon_bar));
+}
+
+
+static gboolean
+e_icon_bar_timeout_handler (gpointer data)
+{
+ EIconBar *icon_bar;
+ gint scroll_x, scroll_y, new_scroll_y;
+ GtkAdjustment *adj;
+
+ g_return_val_if_fail (E_IS_ICON_BAR (data), FALSE);
+
+ icon_bar = E_ICON_BAR (data);
+
+ GDK_THREADS_ENTER ();
+
+ if (icon_bar->auto_scroll_delay > 0) {
+ icon_bar->auto_scroll_delay--;
+ GDK_THREADS_LEAVE ();
+ return TRUE;
+ }
+
+ gnome_canvas_get_scroll_offsets (GNOME_CANVAS (icon_bar),
+ &scroll_x, &scroll_y);
+
+ adj = GTK_LAYOUT (icon_bar)->vadjustment;
+
+ if (icon_bar->scrolling_up)
+ new_scroll_y = MAX (scroll_y - adj->step_increment, 0);
+ else
+ new_scroll_y = MIN (scroll_y + adj->step_increment,
+ adj->upper - adj->page_size);
+
+ if (new_scroll_y != scroll_y)
+ gnome_canvas_scroll_to (GNOME_CANVAS (icon_bar),
+ scroll_x, new_scroll_y);
+
+ GDK_THREADS_LEAVE ();
+ return TRUE;
+}
diff --git a/widgets/shortcut-bar/e-icon-bar.h b/widgets/shortcut-bar/e-icon-bar.h
new file mode 100644
index 0000000000..74b7507384
--- /dev/null
+++ b/widgets/shortcut-bar/e-icon-bar.h
@@ -0,0 +1,221 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+#ifndef _E_ICON_BAR_H_
+#define _E_ICON_BAR_H_
+
+#include <gdk_imlib.h>
+#include <libgnomeui/gnome-canvas.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*
+ * EIconBar is a subclass of GnomeCanvas for displaying a vertical column of
+ * icons and descriptions. It provides 2 views - large icons and small icons.
+ */
+
+
+/* This contains information on one item. */
+typedef struct _EIconBarItem EIconBarItem;
+struct _EIconBarItem
+{
+ GnomeCanvasItem *text;
+ GnomeCanvasItem *image;
+
+ /* This is user data attached to the item, e.g. a URL. */
+ gpointer data;
+ GtkDestroyNotify destroy;
+
+ /* This is the height of the item. */
+ gint item_height;
+
+ /* This is the actual x, width and height of the text, rather than
+ the maximum allowed area. */
+ gint text_x;
+ gint text_width;
+ gint text_height;
+
+ gint icon_y, text_y;
+};
+
+
+/* These are the view types. Defaults to LARGE_ICONS. */
+typedef enum
+{
+ E_ICON_BAR_LARGE_ICONS,
+ E_ICON_BAR_SMALL_ICONS
+} EIconBarViewType;
+
+
+#define E_ICON_BAR(obj) GTK_CHECK_CAST (obj, e_icon_bar_get_type (), EIconBar)
+#define E_ICON_BAR_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, e_icon_bar_get_type (), EIconBarClass)
+#define E_IS_ICON_BAR(obj) GTK_CHECK_TYPE (obj, e_icon_bar_get_type ())
+
+
+typedef struct _EIconBar EIconBar;
+typedef struct _EIconBarClass EIconBarClass;
+
+struct _EIconBar
+{
+ GnomeCanvas canvas;
+
+ /* This specifies if we are using large icons or small icons. */
+ EIconBarViewType view_type;
+
+ /* This is an array of EIconBarItem elements. */
+ GArray *items;
+
+ /* This is the index of the item which has been pressed, or -1.
+ It will be shown as pressed in while the mouse is over it. */
+ gint pressed_item_num;
+
+ /* This is the coordinates of where the button was pressed. If the
+ mouse moves a certain distance with the button still pressed, we
+ start a drag. */
+ gint pressed_x;
+ gint pressed_y;
+
+ /* This is the index of the item the mouse is currently over, or -1.
+ It will be highlighted unless one of the items is pressed. */
+ gint mouse_over_item_num;
+
+ /* This is the item that we are currently editing, or -1. */
+ gint editing_item_num;
+
+ /* This is the index of the item which is being dragged, or -1.
+ If the drag results in a move it will be deleted. */
+ gint dragged_item_num;
+
+ /* This is TRUE if we are dragging over this EIconBar. */
+ gboolean in_drag;
+
+ /* This is used in drag-and-drop to indicate the item which the mouse
+ is currently before, e.g. if it is 1 then a dropped item would be
+ inserted between items 0 and 1. It ranges from 0 to the number of
+ items, or is -1 when the mouse is not dragging between items. */
+ gint dragging_before_item_num;
+
+ /* These are the common positions of all the items in the EIconBar. */
+ gint icon_x, icon_w, icon_h, text_x, text_w, spacing;
+
+ /* This is the source id of our auto-scroll timeout handler, used when
+ in the middle of drag-and-drop operations. */
+ gint auto_scroll_timeout_id;
+ gint auto_scroll_delay;
+ gboolean scrolling_up;
+};
+
+struct _EIconBarClass
+{
+ GnomeCanvasClass parent_class;
+
+ void (*selected_item) (EIconBar *icon_bar,
+ GdkEvent *event,
+ gint item_num);
+ void (*dragged_item) (EIconBar *icon_bar,
+ GdkEvent *event,
+ gint item_num);
+};
+
+
+GtkType e_icon_bar_get_type (void);
+GtkWidget* e_icon_bar_new (void);
+
+/* Sets the view type. */
+void e_icon_bar_set_view_type (EIconBar *icon_bar,
+ EIconBarViewType view_type);
+
+/* Adds a new item to a group at the given position. If position is -1 it is
+ added at the end. It returns the index of the item. */
+gint e_icon_bar_add_item (EIconBar *icon_bar,
+ GdkImlibImage *image,
+ gchar *text,
+ gint position);
+
+/* Reorders an item. Note that position refers to the new position to add the
+ item after removing it from its current position. If position is -1 it is
+ moved to the end of the bar. */
+void e_icon_bar_reorder_item (EIconBar *icon_bar,
+ gint item_num,
+ gint new_position);
+void e_icon_bar_remove_item (EIconBar *icon_bar,
+ gint item_num);
+
+GdkImlibImage* e_icon_bar_get_item_image (EIconBar *icon_bar,
+ gint item_num);
+void e_icon_bar_set_item_image (EIconBar *icon_bar,
+ gint item_num,
+ GdkImlibImage *image);
+
+gchar* e_icon_bar_get_item_text (EIconBar *icon_bar,
+ gint item_num);
+void e_icon_bar_set_item_text (EIconBar *icon_bar,
+ gint item_num,
+ gchar *text);
+
+gpointer e_icon_bar_get_item_data (EIconBar *icon_bar,
+ gint item_num);
+void e_icon_bar_set_item_data (EIconBar *icon_bar,
+ gint item_num,
+ gpointer data);
+void e_icon_bar_set_item_data_full (EIconBar *icon_bar,
+ gint item_num,
+ gpointer data,
+ GtkDestroyNotify destroy);
+
+void e_icon_bar_start_editing_item (EIconBar *icon_bar,
+ gint item_num);
+void e_icon_bar_stop_editing_item (EIconBar *icon_bar,
+ gboolean accept);
+
+
+
+/*
+ * INTERNAL FUNCTIONS - for use by EIconBarBgItem.
+ */
+
+/* This returns the index of the item at the given position on the EIconBar,
+ or -1 if no item is found. If before_item is not NULL, it returns the
+ item which the mouse is before, or -1 (this is used for dragging). */
+gint e_icon_bar_find_item_at_position (EIconBar *icon_bar,
+ gint x,
+ gint y,
+ gint *before_item);
+
+void e_icon_bar_item_pressed (EIconBar *icon_bar,
+ gint item_num,
+ GdkEvent *event);
+void e_icon_bar_item_released (EIconBar *icon_bar,
+ gint item_num,
+ GdkEvent *event);
+void e_icon_bar_item_motion (EIconBar *icon_bar,
+ gint item_num,
+ GdkEvent *event);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_ICON_BAR_H_ */
diff --git a/widgets/shortcut-bar/e-shortcut-bar.c b/widgets/shortcut-bar/e-shortcut-bar.c
new file mode 100644
index 0000000000..7ad00feb78
--- /dev/null
+++ b/widgets/shortcut-bar/e-shortcut-bar.c
@@ -0,0 +1,563 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * ShortcutBar displays a vertical bar with a number of Groups, each of which
+ * contains any number of icons. It is used on the left of the main application
+ * window so users can easily access items such as folders and files.
+ */
+
+#include <string.h>
+#include <gnome.h>
+
+#include "e-shortcut-bar.h"
+#include "e-clipped-label.h"
+#include "e-vscrolled-bar.h"
+
+/* Drag and Drop stuff. */
+enum {
+ TARGET_SHORTCUT
+};
+static GtkTargetEntry target_table[] = {
+ { "E-SHORTCUT", 0, TARGET_SHORTCUT }
+};
+static guint n_targets = sizeof(target_table) / sizeof(target_table[0]);
+
+typedef struct _EShortcutBarBuiltinType EShortcutBarBuiltinType;
+struct _EShortcutBarBuiltinType {
+ gchar *name;
+ gchar *filename;
+ GdkImlibImage *image;
+};
+
+EShortcutBarBuiltinType e_shortcut_bar_builtin_types[] = {
+ { "folder:", "gnome-word.png", NULL },
+ { "calendar:", "gnome-calendar.png", NULL },
+ { "todo:", "gnome-cromagnon.png", NULL },
+ { "contacts:", "gnome-ccthemes.png", NULL }
+};
+static gint e_shortcut_bar_num_builtin_types = sizeof (e_shortcut_bar_builtin_types) / sizeof (EShortcutBarBuiltinType);
+
+gboolean e_shortcut_bar_default_type_image_loaded = FALSE;
+GdkImlibImage *e_shortcut_bar_default_type_image = NULL;
+gchar *e_shortcut_bar_default_type_filename = "gnome-balsa2.png";
+
+static void e_shortcut_bar_class_init (EShortcutBarClass *class);
+static void e_shortcut_bar_init (EShortcutBar *shortcut_bar);
+static void e_shortcut_bar_destroy (GtkObject *object);
+static void e_shortcut_bar_set_canvas_style (EShortcutBar *shortcut_bar,
+ GtkWidget *canvas);
+static void e_shortcut_bar_item_selected (EIconBar *icon_bar,
+ GdkEvent *event,
+ gint item_num,
+ EShortcutBar *shortcut_bar);
+static void e_shortcut_bar_item_dragged (EIconBar *icon_bar,
+ GdkEvent *event,
+ gint item_num,
+ EShortcutBar *shortcut_bar);
+static void e_shortcut_bar_on_drag_data_get (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ EShortcutBar *shortcut_bar);
+static void e_shortcut_bar_on_drag_data_received (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ GtkSelectionData *data,
+ guint info,
+ guint time,
+ EShortcutBar *shortcut_bar);
+static void e_shortcut_bar_on_drag_data_delete (GtkWidget *widget,
+ GdkDragContext *context,
+ EShortcutBar *shortcut_bar);
+static void e_shortcut_bar_stop_editing (GtkWidget *button,
+ EShortcutBar *shortcut_bar);
+static GdkImlibImage* e_shortcut_bar_get_image_from_url (EShortcutBar *shortcut_bar,
+ gchar *item_url);
+static GdkImlibImage* e_shortcut_bar_load_image (gchar *filename);
+
+
+enum
+{
+ ITEM_SELECTED,
+ LAST_SIGNAL
+};
+
+static guint e_shortcut_bar_signals[LAST_SIGNAL] = {0};
+
+static EGroupBarClass *parent_class;
+
+
+GtkType
+e_shortcut_bar_get_type (void)
+{
+ static GtkType e_shortcut_bar_type = 0;
+
+ if (!e_shortcut_bar_type){
+ GtkTypeInfo e_shortcut_bar_info = {
+ "EShortcutBar",
+ sizeof (EShortcutBar),
+ sizeof (EShortcutBarClass),
+ (GtkClassInitFunc) e_shortcut_bar_class_init,
+ (GtkObjectInitFunc) e_shortcut_bar_init,
+ NULL, /* reserved 1 */
+ NULL, /* reserved 2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ parent_class = gtk_type_class (e_group_bar_get_type ());
+ e_shortcut_bar_type = gtk_type_unique (e_group_bar_get_type (),
+ &e_shortcut_bar_info);
+ }
+
+ return e_shortcut_bar_type;
+}
+
+
+static void
+e_shortcut_bar_class_init (EShortcutBarClass *class)
+{
+ GtkObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+
+ object_class = (GtkObjectClass *) class;
+ widget_class = (GtkWidgetClass *) class;
+
+ e_shortcut_bar_signals[ITEM_SELECTED] =
+ gtk_signal_new ("item_selected",
+ GTK_RUN_LAST | GTK_RUN_ACTION,
+ object_class->type,
+ GTK_SIGNAL_OFFSET (EShortcutBarClass,
+ selected_item),
+ gtk_marshal_NONE__POINTER_INT_INT,
+ GTK_TYPE_NONE, 3, GTK_TYPE_GDK_EVENT,
+ GTK_TYPE_INT, GTK_TYPE_INT);
+
+ gtk_object_class_add_signals (object_class, e_shortcut_bar_signals,
+ LAST_SIGNAL);
+
+ /* Method override */
+ object_class->destroy = e_shortcut_bar_destroy;
+}
+
+
+static void
+e_shortcut_bar_init (EShortcutBar *shortcut_bar)
+{
+ shortcut_bar->groups = g_array_new (FALSE, FALSE,
+ sizeof (EShortcutBarGroup));
+}
+
+
+GtkWidget *
+e_shortcut_bar_new (void)
+{
+ GtkWidget *shortcut_bar;
+
+ shortcut_bar = GTK_WIDGET (gtk_type_new (e_shortcut_bar_get_type ()));
+
+ return shortcut_bar;
+}
+
+
+static void
+e_shortcut_bar_destroy (GtkObject *object)
+{
+ EShortcutBar *shortcut_bar;
+
+ shortcut_bar = E_SHORTCUT_BAR (object);
+
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+
+ g_array_free (shortcut_bar->groups, TRUE);
+}
+
+
+gint
+e_shortcut_bar_add_group (EShortcutBar *shortcut_bar, gchar *group_name)
+{
+ EShortcutBarGroup *group, tmp_group;
+ gint group_num;
+ GtkWidget *button, *label;
+
+ g_return_val_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar), -1);
+ g_return_val_if_fail (group_name != NULL, -1);
+
+ group_num = shortcut_bar->groups->len;
+ g_array_append_val (shortcut_bar->groups, tmp_group);
+
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+
+ group->vscrolled_bar = e_vscrolled_bar_new (NULL);
+ gtk_widget_show (group->vscrolled_bar);
+ gtk_signal_connect (GTK_OBJECT (E_VSCROLLED_BAR (group->vscrolled_bar)->up_button), "pressed", GTK_SIGNAL_FUNC (e_shortcut_bar_stop_editing), shortcut_bar);
+ gtk_signal_connect (GTK_OBJECT (E_VSCROLLED_BAR (group->vscrolled_bar)->down_button), "pressed", GTK_SIGNAL_FUNC (e_shortcut_bar_stop_editing), shortcut_bar);
+
+ group->icon_bar = e_icon_bar_new ();
+ gtk_widget_show (group->icon_bar);
+ gtk_container_add (GTK_CONTAINER (group->vscrolled_bar),
+ group->icon_bar);
+ gtk_signal_connect (GTK_OBJECT (group->icon_bar), "item_selected",
+ GTK_SIGNAL_FUNC (e_shortcut_bar_item_selected),
+ shortcut_bar);
+ gtk_signal_connect (GTK_OBJECT (group->icon_bar), "item_dragged",
+ GTK_SIGNAL_FUNC (e_shortcut_bar_item_dragged),
+ shortcut_bar);
+ gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_data_get",
+ GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_data_get),
+ shortcut_bar);
+ gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_data_received",
+ GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_data_received),
+ shortcut_bar);
+ gtk_signal_connect (GTK_OBJECT (group->icon_bar), "drag_data_delete",
+ GTK_SIGNAL_FUNC (e_shortcut_bar_on_drag_data_delete),
+ shortcut_bar);
+
+ e_shortcut_bar_set_canvas_style (shortcut_bar, group->icon_bar);
+
+ button = gtk_button_new ();
+ label = e_clipped_label_new (group_name);
+ gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
+ gtk_widget_show (label);
+ gtk_container_add (GTK_CONTAINER (button), label);
+ gtk_widget_show (button);
+ gtk_signal_connect (GTK_OBJECT (button), "clicked",
+ GTK_SIGNAL_FUNC (e_shortcut_bar_stop_editing),
+ shortcut_bar);
+
+ gtk_drag_dest_set (GTK_WIDGET (group->icon_bar),
+ GTK_DEST_DEFAULT_ALL,
+ target_table, n_targets,
+ GDK_ACTION_COPY | GDK_ACTION_MOVE);
+ gtk_drag_dest_set (GTK_WIDGET (button),
+ GTK_DEST_DEFAULT_ALL,
+ target_table, n_targets,
+ GDK_ACTION_COPY | GDK_ACTION_MOVE);
+
+ e_group_bar_add_group (E_GROUP_BAR (shortcut_bar),
+ group->vscrolled_bar, button, -1);
+
+
+ return group_num;
+}
+
+
+void
+e_shortcut_bar_remove_group (EShortcutBar *shortcut_bar,
+ gint group_num)
+{
+ e_group_bar_remove_group (E_GROUP_BAR (shortcut_bar), group_num);
+ g_array_remove_index (shortcut_bar->groups, group_num);
+}
+
+
+gint
+e_shortcut_bar_add_item (EShortcutBar *shortcut_bar, gint group_num,
+ gchar *item_url, gchar *item_name)
+{
+ EShortcutBarGroup *group;
+ GdkImlibImage *image;
+ gint item_num;
+
+ g_return_val_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar), -1);
+ g_return_val_if_fail (group_num >= 0, -1);
+ g_return_val_if_fail (group_num < shortcut_bar->groups->len, -1);
+ g_return_val_if_fail (item_url != NULL, -1);
+ g_return_val_if_fail (item_name != NULL, -1);
+
+ image = e_shortcut_bar_get_image_from_url (shortcut_bar, item_url);
+
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+
+ item_num = e_icon_bar_add_item (E_ICON_BAR (group->icon_bar),
+ image, item_name, -1);
+ e_icon_bar_set_item_data_full (E_ICON_BAR (group->icon_bar), item_num,
+ g_strdup (item_url), g_free);
+ return item_num;
+}
+
+
+void
+e_shortcut_bar_remove_item (EShortcutBar *shortcut_bar,
+ gint group_num,
+ gint item_num)
+{
+ EShortcutBarGroup *group;
+
+ g_return_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar));
+ g_return_if_fail (group_num >= 0);
+ g_return_if_fail (group_num < shortcut_bar->groups->len);
+
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+
+ e_icon_bar_remove_item (E_ICON_BAR (group->icon_bar), item_num);
+}
+
+
+static void
+e_shortcut_bar_set_canvas_style (EShortcutBar *shortcut_bar,
+ GtkWidget *canvas)
+{
+ GtkRcStyle *rc_style;
+
+ rc_style = gtk_rc_style_new ();
+
+ rc_style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG | GTK_RC_BG;
+ rc_style->fg[GTK_STATE_NORMAL].red = 65535;
+ rc_style->fg[GTK_STATE_NORMAL].green = 65535;
+ rc_style->fg[GTK_STATE_NORMAL].blue = 65535;
+
+ rc_style->bg[GTK_STATE_NORMAL].red = 32512;
+ rc_style->bg[GTK_STATE_NORMAL].green = 32512;
+ rc_style->bg[GTK_STATE_NORMAL].blue = 32512;
+
+ gtk_widget_modify_style (GTK_WIDGET (canvas), rc_style);
+ gtk_rc_style_unref (rc_style);
+}
+
+
+void
+e_shortcut_bar_set_view_type (EShortcutBar *shortcut_bar,
+ gint group_num,
+ EIconBarViewType view_type)
+{
+ EShortcutBarGroup *group;
+
+ g_return_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar));
+ g_return_if_fail (group_num >= 0);
+ g_return_if_fail (group_num < shortcut_bar->groups->len);
+
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+
+ e_icon_bar_set_view_type (E_ICON_BAR (group->icon_bar), view_type);
+}
+
+
+static void
+e_shortcut_bar_item_selected (EIconBar *icon_bar,
+ GdkEvent *event,
+ gint item_num,
+ EShortcutBar *shortcut_bar)
+{
+ gint group_num;
+
+ group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar),
+ GTK_WIDGET (icon_bar)->parent);
+
+ gtk_signal_emit (GTK_OBJECT (shortcut_bar),
+ e_shortcut_bar_signals[ITEM_SELECTED],
+ event, group_num, item_num);
+}
+
+
+static void
+e_shortcut_bar_item_dragged (EIconBar *icon_bar,
+ GdkEvent *event,
+ gint item_num,
+ EShortcutBar *shortcut_bar)
+{
+ GtkTargetList *target_list;
+ gint group_num;
+
+ group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar),
+ GTK_WIDGET (icon_bar)->parent);
+
+ /* FIXME: free somewhere - drag_end? */
+ shortcut_bar->dragged_url = g_strdup (e_icon_bar_get_item_data (icon_bar, item_num));
+ shortcut_bar->dragged_name = g_strdup (e_icon_bar_get_item_text (icon_bar, item_num));
+
+ target_list = gtk_target_list_new (target_table, n_targets);
+ gtk_drag_begin (GTK_WIDGET (icon_bar), target_list,
+ GDK_ACTION_COPY | GDK_ACTION_MOVE,
+ 1, event);
+ gtk_target_list_unref (target_list);
+}
+
+
+static void
+e_shortcut_bar_on_drag_data_get (GtkWidget *widget,
+ GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ EShortcutBar *shortcut_bar)
+{
+ gchar *data;
+
+ if (info == TARGET_SHORTCUT) {
+ data = g_strdup_printf ("%s%c%s", shortcut_bar->dragged_name,
+ '\0', shortcut_bar->dragged_url);
+ gtk_selection_data_set (selection_data, selection_data->target,
+ 8, data,
+ strlen (shortcut_bar->dragged_name)
+ + strlen (shortcut_bar->dragged_url)
+ + 2);
+ g_free (data);
+ }
+}
+
+
+static void
+e_shortcut_bar_on_drag_data_received (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ GtkSelectionData *data,
+ guint info,
+ guint time,
+ EShortcutBar *shortcut_bar)
+{
+ EShortcutBarGroup *group;
+ gchar *item_name, *item_url;
+ EIconBar *icon_bar;
+ GdkImlibImage *image;
+ gint group_num, item_num;
+
+ icon_bar = E_ICON_BAR (widget);
+
+ if ((data->length >= 0) && (data->format == 8)
+ && icon_bar->dragging_before_item_num != -1) {
+ item_name = data->data;
+ item_url = item_name + strlen (item_name) + 1;
+
+ image = e_shortcut_bar_get_image_from_url (shortcut_bar,
+ item_url);
+
+ group_num = e_group_bar_get_group_num (E_GROUP_BAR (shortcut_bar),
+ GTK_WIDGET (icon_bar)->parent);
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+
+ item_num = e_icon_bar_add_item (E_ICON_BAR (group->icon_bar), image, item_name, icon_bar->dragging_before_item_num);
+ e_icon_bar_set_item_data_full (E_ICON_BAR (group->icon_bar),
+ item_num, g_strdup (item_url),
+ g_free);
+
+ gtk_drag_finish (context, TRUE, TRUE, time);
+ return;
+ }
+
+ gtk_drag_finish (context, FALSE, FALSE, time);
+}
+
+
+static void
+e_shortcut_bar_on_drag_data_delete (GtkWidget *widget,
+ GdkDragContext *context,
+ EShortcutBar *shortcut_bar)
+{
+ EIconBar *icon_bar;
+
+ icon_bar = E_ICON_BAR (widget);
+
+ e_icon_bar_remove_item (icon_bar, icon_bar->dragged_item_num);
+}
+
+
+void
+e_shortcut_bar_start_editing_item (EShortcutBar *shortcut_bar,
+ gint group_num,
+ gint item_num)
+{
+ EShortcutBarGroup *group;
+
+ g_return_if_fail (E_IS_SHORTCUT_BAR (shortcut_bar));
+ g_return_if_fail (group_num >= 0);
+ g_return_if_fail (group_num < shortcut_bar->groups->len);
+
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+
+ e_icon_bar_start_editing_item (E_ICON_BAR (group->icon_bar), item_num);
+}
+
+
+/* We stop editing any item when a scroll button is pressed. */
+static void
+e_shortcut_bar_stop_editing (GtkWidget *button,
+ EShortcutBar *shortcut_bar)
+{
+ EShortcutBarGroup *group;
+ gint group_num;
+
+ for (group_num = 0;
+ group_num < shortcut_bar->groups->len;
+ group_num++) {
+ group = &g_array_index (shortcut_bar->groups,
+ EShortcutBarGroup, group_num);
+ e_icon_bar_stop_editing_item (E_ICON_BAR (group->icon_bar),
+ TRUE);
+ }
+}
+
+
+static GdkImlibImage*
+e_shortcut_bar_get_image_from_url (EShortcutBar *shortcut_bar,
+ gchar *item_url)
+{
+ gchar *method_terminator;
+ gint method_len, i;
+
+ method_terminator = strchr (item_url, ':');
+ if (method_terminator) {
+ method_len = method_terminator - item_url + 1;
+
+ /* Check if it is a builtin type. */
+ for (i = 0; i < e_shortcut_bar_num_builtin_types; i++) {
+ if (!strncmp (item_url, e_shortcut_bar_builtin_types[i].name, method_len)) {
+ if (!e_shortcut_bar_builtin_types[i].image)
+ e_shortcut_bar_builtin_types[i].image = e_shortcut_bar_load_image (e_shortcut_bar_builtin_types[i].filename);
+ return e_shortcut_bar_builtin_types[i].image;
+ }
+ }
+ }
+
+ if (!e_shortcut_bar_default_type_image_loaded) {
+ e_shortcut_bar_default_type_image_loaded = TRUE;
+ e_shortcut_bar_default_type_image = e_shortcut_bar_load_image (e_shortcut_bar_default_type_filename);
+ }
+ return e_shortcut_bar_default_type_image;
+}
+
+
+static GdkImlibImage*
+e_shortcut_bar_load_image (gchar *filename)
+{
+ gchar *pathname;
+ GdkImlibImage *image = NULL;
+
+ pathname = gnome_pixmap_file (filename);
+ if (pathname)
+ image = gdk_imlib_load_image (pathname);
+ else
+ g_warning ("Couldn't find pixmap: %s", filename);
+
+ return image;
+}
diff --git a/widgets/shortcut-bar/e-shortcut-bar.h b/widgets/shortcut-bar/e-shortcut-bar.h
new file mode 100644
index 0000000000..1bbdfb6754
--- /dev/null
+++ b/widgets/shortcut-bar/e-shortcut-bar.h
@@ -0,0 +1,114 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+#ifndef _E_SHORTCUT_BAR_H_
+#define _E_SHORTCUT_BAR_H_
+
+#include "e-group-bar.h"
+#include "e-icon-bar.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*
+ * EShortcutBar displays a vertical bar with a number of Groups, each of which
+ * contains any number of icons. It is used on the left of the main application
+ * window so users can easily access items such as folders and files.
+ */
+
+
+/* This contains information on one group. */
+typedef struct _EShortcutBarGroup EShortcutBarGroup;
+struct _EShortcutBarGroup
+{
+ /* This is the EVScrolledBar which scrolls the group. */
+ GtkWidget *vscrolled_bar;
+
+ /* This is the icon bar containing the child items. */
+ GtkWidget *icon_bar;
+};
+
+
+#define E_SHORTCUT_BAR(obj) GTK_CHECK_CAST (obj, e_shortcut_bar_get_type (), EShortcutBar)
+#define E_SHORTCUT_BAR_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, e_shortcut_bar_get_type (), EShortcutBarClass)
+#define E_IS_SHORTCUT_BAR(obj) GTK_CHECK_TYPE (obj, e_shortcut_bar_get_type ())
+
+
+typedef struct _EShortcutBar EShortcutBar;
+typedef struct _EShortcutBarClass EShortcutBarClass;
+
+struct _EShortcutBar
+{
+ EGroupBar group_bar;
+
+ /* This is an array of EShortcutBarGroup elements. */
+ GArray *groups;
+
+ gchar *dragged_url;
+ gchar *dragged_name;
+};
+
+struct _EShortcutBarClass
+{
+ EGroupBarClass parent_class;
+
+ void (*selected_item) (EShortcutBar *shortcut_bar,
+ GdkEvent *event,
+ gint group_num,
+ gint item_num);
+};
+
+
+GtkType e_shortcut_bar_get_type (void);
+GtkWidget* e_shortcut_bar_new (void);
+
+/* Adds a new group, returning the index. */
+gint e_shortcut_bar_add_group (EShortcutBar *shortcut_bar,
+ gchar *group_name);
+void e_shortcut_bar_remove_group (EShortcutBar *shortcut_bar,
+ gint group_num);
+
+/* Sets the view type for the group. */
+void e_shortcut_bar_set_view_type (EShortcutBar *shortcut_bar,
+ gint group_num,
+ EIconBarViewType view_type);
+
+/* Adds a new item to a group, returning the index within the group. */
+gint e_shortcut_bar_add_item (EShortcutBar *shortcut_bar,
+ gint group_num,
+ gchar *item_url,
+ gchar *item_name);
+
+void e_shortcut_bar_start_editing_item (EShortcutBar *shortcut_bar,
+ gint group_num,
+ gint item_num);
+void e_shortcut_bar_remove_item (EShortcutBar *shortcut_bar,
+ gint group_num,
+ gint item_num);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_SHORTCUT_BAR_H_ */
diff --git a/widgets/shortcut-bar/e-vscrolled-bar.c b/widgets/shortcut-bar/e-vscrolled-bar.c
new file mode 100644
index 0000000000..5d5f0ab2e2
--- /dev/null
+++ b/widgets/shortcut-bar/e-vscrolled-bar.c
@@ -0,0 +1,652 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * EVScrolledBar is like GtkScrolledWindow but only scrolls the child widget
+ * vertically. It is intended for scrolling narrow vertical bars.
+ */
+
+#include <gtk/gtkarrow.h>
+#include <gtk/gtkbutton.h>
+#include <gtk/gtksignal.h>
+
+#include "e-vscrolled-bar.h"
+
+/* These are the offsets of the up & down buttons from the right and top/bottom
+ of the widget. */
+#define E_VSCROLLED_BAR_BUTTON_X_OFFSET 2
+#define E_VSCROLLED_BAR_BUTTON_Y_OFFSET 2
+
+/* This is the time between scrolls. */
+#define E_VSCROLLED_BAR_SCROLL_TIMEOUT 20
+
+static void e_vscrolled_bar_class_init (EVScrolledBarClass *class);
+static void e_vscrolled_bar_init (EVScrolledBar *vscrolled_bar);
+static void e_vscrolled_bar_destroy (GtkObject *object);
+static void e_vscrolled_bar_finalize (GtkObject *object);
+static void e_vscrolled_bar_map (GtkWidget *widget);
+static void e_vscrolled_bar_unmap (GtkWidget *widget);
+static void e_vscrolled_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void e_vscrolled_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static void e_vscrolled_bar_draw (GtkWidget *widget,
+ GdkRectangle *area);
+static void e_vscrolled_bar_add (GtkContainer *container,
+ GtkWidget *child);
+static void e_vscrolled_bar_remove (GtkContainer *container,
+ GtkWidget *child);
+static void e_vscrolled_bar_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+static void e_vscrolled_bar_adjustment_changed (GtkAdjustment *adjustment,
+ gpointer data);
+static void e_vscrolled_bar_button_pressed (GtkWidget *button,
+ EVScrolledBar *vscrolled_bar);
+static void e_vscrolled_bar_button_released (GtkWidget *button,
+ EVScrolledBar *vscrolled_bar);
+static void e_vscrolled_bar_button_clicked (GtkWidget *button,
+ EVScrolledBar *vscrolled_bar);
+static gboolean e_vscrolled_bar_timeout_handler (gpointer data);
+
+
+static GtkBinClass *parent_class;
+
+
+GtkType
+e_vscrolled_bar_get_type (void)
+{
+ static GtkType e_vscrolled_bar_type = 0;
+
+ if (!e_vscrolled_bar_type) {
+ GtkTypeInfo e_vscrolled_bar_info = {
+ "EVScrolledBar",
+ sizeof (EVScrolledBar),
+ sizeof (EVScrolledBarClass),
+ (GtkClassInitFunc) e_vscrolled_bar_class_init,
+ (GtkObjectInitFunc) e_vscrolled_bar_init,
+ NULL, /* reserved 1 */
+ NULL, /* reserved 2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ parent_class = gtk_type_class (GTK_TYPE_BIN);
+ e_vscrolled_bar_type = gtk_type_unique (GTK_TYPE_BIN,
+ &e_vscrolled_bar_info);
+ }
+
+ return e_vscrolled_bar_type;
+}
+
+
+static void
+e_vscrolled_bar_class_init (EVScrolledBarClass *class)
+{
+ GtkObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+ GtkContainerClass *container_class;
+
+ object_class = (GtkObjectClass *) class;
+ widget_class = (GtkWidgetClass *) class;
+ container_class = (GtkContainerClass *) class;
+
+ /* Method override */
+ object_class->destroy = e_vscrolled_bar_destroy;
+ object_class->finalize = e_vscrolled_bar_finalize;
+
+ widget_class->map = e_vscrolled_bar_map;
+ widget_class->unmap = e_vscrolled_bar_unmap;
+ widget_class->size_request = e_vscrolled_bar_size_request;
+ widget_class->size_allocate = e_vscrolled_bar_size_allocate;
+ widget_class->draw = e_vscrolled_bar_draw;
+
+ container_class->add = e_vscrolled_bar_add;
+ container_class->remove = e_vscrolled_bar_remove;
+ container_class->forall = e_vscrolled_bar_forall;
+}
+
+
+static void
+e_vscrolled_bar_init (EVScrolledBar *vscrolled_bar)
+{
+ GtkWidget *arrow;
+
+ GTK_WIDGET_SET_FLAGS (vscrolled_bar, GTK_NO_WINDOW);
+
+ gtk_container_set_resize_mode (GTK_CONTAINER (vscrolled_bar),
+ GTK_RESIZE_QUEUE);
+
+ gtk_widget_push_composite_child ();
+
+ vscrolled_bar->up_button = gtk_button_new ();
+ gtk_widget_set_composite_name (vscrolled_bar->up_button,
+ "up_button");
+ gtk_widget_set_parent (vscrolled_bar->up_button,
+ GTK_WIDGET (vscrolled_bar));
+ arrow = gtk_arrow_new (GTK_ARROW_UP, GTK_SHADOW_OUT);
+ gtk_misc_set_padding (GTK_MISC (arrow), 1, 1);
+ gtk_widget_show (arrow);
+ gtk_container_add (GTK_CONTAINER (vscrolled_bar->up_button), arrow);
+ gtk_signal_connect_after (GTK_OBJECT (vscrolled_bar->up_button), "pressed", GTK_SIGNAL_FUNC (e_vscrolled_bar_button_pressed), vscrolled_bar);
+ gtk_signal_connect_after (GTK_OBJECT (vscrolled_bar->up_button), "released", GTK_SIGNAL_FUNC (e_vscrolled_bar_button_released), vscrolled_bar);
+ gtk_signal_connect (GTK_OBJECT (vscrolled_bar->up_button), "clicked", GTK_SIGNAL_FUNC (e_vscrolled_bar_button_clicked), vscrolled_bar);
+
+ vscrolled_bar->down_button = gtk_button_new ();
+ gtk_widget_set_composite_name (vscrolled_bar->up_button,
+ "down_button");
+ gtk_widget_set_parent (vscrolled_bar->down_button,
+ GTK_WIDGET (vscrolled_bar));
+ arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
+ gtk_misc_set_padding (GTK_MISC (arrow), 1, 1);
+ gtk_widget_show (arrow);
+ gtk_container_add (GTK_CONTAINER (vscrolled_bar->down_button), arrow);
+ gtk_signal_connect_after (GTK_OBJECT (vscrolled_bar->down_button), "pressed", GTK_SIGNAL_FUNC (e_vscrolled_bar_button_pressed), vscrolled_bar);
+ gtk_signal_connect_after (GTK_OBJECT (vscrolled_bar->down_button), "released", GTK_SIGNAL_FUNC (e_vscrolled_bar_button_released), vscrolled_bar);
+ gtk_signal_connect (GTK_OBJECT (vscrolled_bar->down_button), "clicked", GTK_SIGNAL_FUNC (e_vscrolled_bar_button_clicked), vscrolled_bar);
+
+ gtk_widget_pop_composite_child ();
+
+ vscrolled_bar->adjustment = NULL;
+ vscrolled_bar->timeout_id = 0;
+ vscrolled_bar->scrolling_up = FALSE;
+ vscrolled_bar->min_distance = -1.0;
+ vscrolled_bar->button_pressed = FALSE;
+}
+
+
+/**
+ * e_vscrolled_bar_new:
+ *
+ * @adjustment: The #GtkAdjustment to use for scrolling, or NULL.
+ * @Return: A new #EVScrolledBar.
+ *
+ * Creates a new #EVScrolledBar with the given adjustment.
+ **/
+GtkWidget *
+e_vscrolled_bar_new (GtkAdjustment *adjustment)
+{
+ GtkWidget *vscrolled_bar;
+
+ vscrolled_bar = GTK_WIDGET (gtk_type_new (e_vscrolled_bar_get_type ()));
+ e_vscrolled_bar_set_adjustment (E_VSCROLLED_BAR (vscrolled_bar),
+ adjustment);
+
+ return vscrolled_bar;
+}
+
+
+static void
+e_vscrolled_bar_destroy (GtkObject *object)
+{
+ EVScrolledBar *vscrolled_bar;
+
+ vscrolled_bar = E_VSCROLLED_BAR (object);
+
+ if (vscrolled_bar->timeout_id) {
+ g_source_remove (vscrolled_bar->timeout_id);
+ vscrolled_bar->timeout_id = 0;
+ }
+
+ gtk_widget_unparent (vscrolled_bar->up_button);
+ gtk_widget_unparent (vscrolled_bar->down_button);
+
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+}
+
+
+static void
+e_vscrolled_bar_finalize (GtkObject *object)
+{
+ EVScrolledBar *vscrolled_bar;
+
+ vscrolled_bar = E_VSCROLLED_BAR (object);
+
+ gtk_object_unref (GTK_OBJECT (vscrolled_bar->adjustment));
+
+ GTK_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+
+static void
+e_vscrolled_bar_map (GtkWidget *widget)
+{
+ EVScrolledBar *vscrolled_bar;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (widget));
+
+ vscrolled_bar = E_VSCROLLED_BAR (widget);
+
+ /* chain parent class handler to map self and child */
+ GTK_WIDGET_CLASS (parent_class)->map (widget);
+
+ if (GTK_WIDGET_VISIBLE (vscrolled_bar->up_button) &&
+ !GTK_WIDGET_MAPPED (vscrolled_bar->up_button))
+ gtk_widget_map (vscrolled_bar->up_button);
+
+ if (GTK_WIDGET_VISIBLE (vscrolled_bar->down_button) &&
+ !GTK_WIDGET_MAPPED (vscrolled_bar->down_button))
+ gtk_widget_map (vscrolled_bar->down_button);
+}
+
+
+static void
+e_vscrolled_bar_unmap (GtkWidget *widget)
+{
+ EVScrolledBar *vscrolled_bar;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (widget));
+
+ vscrolled_bar = E_VSCROLLED_BAR (widget);
+
+ /* chain parent class handler to unmap self and child */
+ GTK_WIDGET_CLASS (parent_class)->unmap (widget);
+
+ if (GTK_WIDGET_MAPPED (vscrolled_bar->up_button))
+ gtk_widget_unmap (vscrolled_bar->up_button);
+
+ if (GTK_WIDGET_MAPPED (vscrolled_bar->down_button))
+ gtk_widget_unmap (vscrolled_bar->down_button);
+}
+
+
+static void
+e_vscrolled_bar_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ EVScrolledBar *vscrolled_bar;
+ GtkBin *bin;
+ GtkRequisition child_requisition;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (widget));
+ g_return_if_fail (requisition != NULL);
+
+ vscrolled_bar = E_VSCROLLED_BAR (widget);
+ bin = GTK_BIN (widget);
+
+ requisition->width = 0;
+ requisition->height = 0;
+
+ /* We just return the requisition of the child widget, plus the
+ border width. */
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child)) {
+ gtk_widget_size_request (bin->child, &child_requisition);
+ *requisition = child_requisition;
+ }
+
+ /* We remember the requested heights of the up & down buttons. */
+ gtk_widget_size_request (vscrolled_bar->up_button,
+ &child_requisition);
+ vscrolled_bar->up_button_width = child_requisition.width;
+ vscrolled_bar->up_button_height = child_requisition.height;
+
+ gtk_widget_size_request (vscrolled_bar->down_button,
+ &child_requisition);
+ vscrolled_bar->down_button_width = child_requisition.width;
+ vscrolled_bar->down_button_height = child_requisition.height;
+
+ /* Add on the standard container border widths. */
+ requisition->width += GTK_CONTAINER (widget)->border_width * 2;
+ requisition->height += GTK_CONTAINER (widget)->border_width * 2;
+}
+
+
+static void
+e_vscrolled_bar_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ EVScrolledBar *vscrolled_bar;
+ GtkBin *bin;
+ GtkAllocation button_allocation, child_allocation;
+ gint border_width;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (widget));
+ g_return_if_fail (allocation != NULL);
+
+ vscrolled_bar = E_VSCROLLED_BAR (widget);
+ bin = GTK_BIN (widget);
+
+ widget->allocation = *allocation;
+
+ border_width = GTK_CONTAINER (widget)->border_width;
+
+ child_allocation.x = border_width;
+ child_allocation.y = border_width;
+ child_allocation.width = allocation->width - 2 * border_width;
+ child_allocation.height = allocation->height - 2 * border_width;
+ gtk_widget_size_allocate (bin->child, &child_allocation);
+
+ button_allocation.x = allocation->width - border_width
+ - vscrolled_bar->up_button_width
+ - E_VSCROLLED_BAR_BUTTON_X_OFFSET;
+ button_allocation.y = border_width + E_VSCROLLED_BAR_BUTTON_Y_OFFSET;
+ button_allocation.width = vscrolled_bar->up_button_width;
+ button_allocation.height = vscrolled_bar->up_button_height;
+ gtk_widget_size_allocate (vscrolled_bar->up_button,
+ &button_allocation);
+
+ button_allocation.x = allocation->width - border_width
+ - vscrolled_bar->down_button_width
+ - E_VSCROLLED_BAR_BUTTON_X_OFFSET;
+ button_allocation.y = allocation->height - border_width
+ - vscrolled_bar->down_button_height
+ - E_VSCROLLED_BAR_BUTTON_Y_OFFSET;
+ button_allocation.width = vscrolled_bar->down_button_width;
+ button_allocation.height = vscrolled_bar->down_button_height;
+ gtk_widget_size_allocate (vscrolled_bar->down_button,
+ &button_allocation);
+}
+
+
+static void
+e_vscrolled_bar_draw (GtkWidget *widget,
+ GdkRectangle *area)
+{
+ EVScrolledBar *vscrolled_bar;
+ GtkBin *bin;
+ GdkRectangle child_area;
+
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (widget));
+ g_return_if_fail (area != NULL);
+
+ vscrolled_bar = E_VSCROLLED_BAR (widget);
+ bin = GTK_BIN (widget);
+
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child) &&
+ gtk_widget_intersect (bin->child, area, &child_area))
+ gtk_widget_draw (bin->child, &child_area);
+
+ if (GTK_WIDGET_VISIBLE (vscrolled_bar->up_button) &&
+ gtk_widget_intersect (vscrolled_bar->up_button, area, &child_area))
+ gtk_widget_draw (vscrolled_bar->up_button, &child_area);
+
+ if (GTK_WIDGET_VISIBLE (vscrolled_bar->down_button) &&
+ gtk_widget_intersect (vscrolled_bar->down_button, area, &child_area))
+ gtk_widget_draw (vscrolled_bar->down_button, &child_area);
+}
+
+
+static void
+e_vscrolled_bar_add (GtkContainer *container,
+ GtkWidget *child)
+{
+ EVScrolledBar *vscrolled_bar;
+ GtkBin *bin;
+
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (container));
+
+ vscrolled_bar = E_VSCROLLED_BAR (container);
+ bin = GTK_BIN (container);
+
+ g_return_if_fail (bin->child == NULL);
+
+ bin->child = child;
+ gtk_widget_set_parent (child, GTK_WIDGET (bin));
+
+ gtk_widget_set_scroll_adjustments (child, NULL,
+ vscrolled_bar->adjustment);
+
+ if (GTK_WIDGET_REALIZED (child->parent))
+ gtk_widget_realize (child);
+
+ if (GTK_WIDGET_VISIBLE (child->parent) && GTK_WIDGET_VISIBLE (child)) {
+ if (GTK_WIDGET_MAPPED (child->parent))
+ gtk_widget_map (child);
+
+ gtk_widget_queue_resize (child);
+ }
+}
+
+
+static void
+e_vscrolled_bar_remove (GtkContainer *container,
+ GtkWidget *child)
+{
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (container));
+ g_return_if_fail (child != NULL);
+ g_return_if_fail (GTK_BIN (container)->child == child);
+
+ gtk_widget_set_scroll_adjustments (child, NULL, NULL);
+
+ /* chain parent class handler to remove child */
+ GTK_CONTAINER_CLASS (parent_class)->remove (container, child);
+}
+
+
+static void
+e_vscrolled_bar_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
+{
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (container));
+ g_return_if_fail (callback != NULL);
+
+ GTK_CONTAINER_CLASS (parent_class)->forall (container,
+ include_internals,
+ callback,
+ callback_data);
+ if (include_internals) {
+ EVScrolledBar *vscrolled_bar;
+
+ vscrolled_bar = E_VSCROLLED_BAR (container);
+
+ if (vscrolled_bar->up_button)
+ callback (vscrolled_bar->up_button, callback_data);
+ if (vscrolled_bar->down_button)
+ callback (vscrolled_bar->down_button, callback_data);
+ }
+}
+
+
+/**
+ * e_vscrolled_bar_get_adjustment:
+ *
+ * @vscrolled_bar: An #EVScrolledBar.
+ * @Return: The #GtkAdjustment used for scrolling @vscrolled_bar.
+ *
+ * Returns the #GtkAdjustment used for scrolling the #EVscrolledBar.
+ **/
+GtkAdjustment*
+e_vscrolled_bar_get_adjustment (EVScrolledBar *vscrolled_bar)
+{
+ g_return_val_if_fail (vscrolled_bar != NULL, NULL);
+ g_return_val_if_fail (E_IS_VSCROLLED_BAR (vscrolled_bar), NULL);
+
+ return vscrolled_bar->adjustment;
+}
+
+
+/**
+ * e_vscrolled_bar_set_adjustment:
+ *
+ * @vscrolled_bar: An #EVScrolledBar.
+ * @adjustment: The #GtkAdjustment to use for scrolling @vscrolled_bar.
+ *
+ * Sets the #GtkAdjustment to use for scrolling the #EVscrolledBar.
+ **/
+void
+e_vscrolled_bar_set_adjustment (EVScrolledBar *vscrolled_bar,
+ GtkAdjustment *adjustment)
+{
+ g_return_if_fail (vscrolled_bar != NULL);
+ g_return_if_fail (E_IS_VSCROLLED_BAR (vscrolled_bar));
+
+ if (adjustment)
+ g_return_if_fail (GTK_IS_ADJUSTMENT (adjustment));
+ else
+ adjustment = (GtkAdjustment*) gtk_object_new (GTK_TYPE_ADJUSTMENT, NULL);
+
+ if (vscrolled_bar->adjustment == adjustment)
+ return;
+
+ if (vscrolled_bar->adjustment) {
+ gtk_signal_disconnect_by_func (GTK_OBJECT (vscrolled_bar->adjustment),
+ GTK_SIGNAL_FUNC (e_vscrolled_bar_adjustment_changed),
+ vscrolled_bar);
+ gtk_object_unref (GTK_OBJECT (vscrolled_bar->adjustment));
+ }
+
+ vscrolled_bar->adjustment = adjustment;
+ gtk_object_ref (GTK_OBJECT (vscrolled_bar->adjustment));
+ gtk_object_sink (GTK_OBJECT (vscrolled_bar->adjustment));
+
+ /* I've used connect_after here to avoid a problem when using a
+ GnomeCanvas as the child widget. When just using connect it would
+ leave a blank space when one of the buttons is hidden. We want
+ the GtkLayout to handle the scrolling before we hide any buttons. */
+ gtk_signal_connect_after (GTK_OBJECT (adjustment), "changed",
+ GTK_SIGNAL_FUNC (e_vscrolled_bar_adjustment_changed),
+ vscrolled_bar);
+ gtk_signal_connect_after (GTK_OBJECT (adjustment), "value_changed",
+ GTK_SIGNAL_FUNC (e_vscrolled_bar_adjustment_changed),
+ vscrolled_bar);
+
+ e_vscrolled_bar_adjustment_changed (adjustment, vscrolled_bar);
+
+ if (GTK_BIN (vscrolled_bar)->child)
+ gtk_widget_set_scroll_adjustments (GTK_BIN (vscrolled_bar)->child, NULL, adjustment);
+}
+
+
+static void
+e_vscrolled_bar_adjustment_changed (GtkAdjustment *adjustment,
+ gpointer data)
+{
+ EVScrolledBar *vscrolled_bar;
+
+ g_return_if_fail (adjustment != NULL);
+ g_return_if_fail (data != NULL);
+
+ vscrolled_bar = E_VSCROLLED_BAR (data);
+
+ /* If the adjustment value is not 0, show the up button. */
+ if (adjustment->value != 0)
+ gtk_widget_show (vscrolled_bar->up_button);
+ else
+ gtk_widget_hide (vscrolled_bar->up_button);
+
+ /* If the adjustment value is less than the maximum value, show the
+ down button. */
+ if (adjustment->value < adjustment->upper - adjustment->page_size)
+ gtk_widget_show (vscrolled_bar->down_button);
+ else
+ gtk_widget_hide (vscrolled_bar->down_button);
+}
+
+
+static void
+e_vscrolled_bar_button_pressed (GtkWidget *button,
+ EVScrolledBar *vscrolled_bar)
+{
+ if (vscrolled_bar->timeout_id != 0)
+ g_source_remove (vscrolled_bar->timeout_id);
+
+ vscrolled_bar->timeout_id = g_timeout_add (E_VSCROLLED_BAR_SCROLL_TIMEOUT, e_vscrolled_bar_timeout_handler, vscrolled_bar);
+ vscrolled_bar->scrolling_up = (button == vscrolled_bar->up_button) ? TRUE : FALSE;
+ vscrolled_bar->min_distance = vscrolled_bar->adjustment->page_size / 4;
+ vscrolled_bar->button_pressed = TRUE;
+
+ e_vscrolled_bar_timeout_handler (vscrolled_bar);
+}
+
+
+static void
+e_vscrolled_bar_button_released (GtkWidget *button,
+ EVScrolledBar *vscrolled_bar)
+{
+ vscrolled_bar->button_pressed = FALSE;
+}
+
+
+/* This will be called when the user hits the space key to activate the button.
+ It will also be called just before button_released() is called, but since
+ we already handle that we simply return if the button is pressed. */
+static void
+e_vscrolled_bar_button_clicked (GtkWidget *button,
+ EVScrolledBar *vscrolled_bar)
+{
+ if (vscrolled_bar->button_pressed)
+ return;
+
+ /* We act as if the button is pressed and released immediately. */
+ e_vscrolled_bar_button_pressed (button, vscrolled_bar);
+ vscrolled_bar->button_pressed = FALSE;
+}
+
+
+static gboolean
+e_vscrolled_bar_timeout_handler (gpointer data)
+{
+ EVScrolledBar *vscrolled_bar;
+ GtkAdjustment *adjustment;
+ gfloat new_value;
+ gboolean retval = TRUE;
+
+ vscrolled_bar = E_VSCROLLED_BAR (data);
+ adjustment = vscrolled_bar->adjustment;
+
+ GDK_THREADS_ENTER ();
+
+ /* Check if the user has released the button and we have already
+ scrolled the minimum distance. */
+ if (vscrolled_bar->button_pressed == FALSE
+ && vscrolled_bar->min_distance <= 0) {
+ GDK_THREADS_LEAVE ();
+ return FALSE;
+ }
+
+ vscrolled_bar->min_distance -= adjustment->step_increment;
+
+ if (vscrolled_bar->scrolling_up) {
+ new_value = adjustment->value - adjustment->step_increment;
+ if (new_value <= adjustment->lower) {
+ new_value = adjustment->lower;
+ retval = FALSE;
+ }
+ } else {
+ new_value = adjustment->value + adjustment->step_increment;
+ if (new_value >= adjustment->upper - adjustment->page_size) {
+ new_value = adjustment->upper - adjustment->page_size;
+ retval = FALSE;
+ }
+ }
+
+ if (adjustment->value != new_value) {
+ adjustment->value = new_value;
+ gtk_signal_emit_by_name (GTK_OBJECT (adjustment),
+ "value_changed");
+ }
+
+ GDK_THREADS_LEAVE ();
+ return retval;
+}
diff --git a/widgets/shortcut-bar/e-vscrolled-bar.h b/widgets/shortcut-bar/e-vscrolled-bar.h
new file mode 100644
index 0000000000..d3273e6685
--- /dev/null
+++ b/widgets/shortcut-bar/e-vscrolled-bar.h
@@ -0,0 +1,97 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+#ifndef _E_VSCROLLED_BAR_H_
+#define _E_VSCROLLED_BAR_H_
+
+#include <gtk/gtkbin.h>
+#include <gtk/gtkadjustment.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*
+ * EVScrolledBar is like GtkScrolledWindow but only scrolls the child widget
+ * vertically. It is intended for scrolling narrow vertical bars.
+ */
+
+
+#define E_VSCROLLED_BAR(obj) GTK_CHECK_CAST (obj, e_vscrolled_bar_get_type (), EVScrolledBar)
+#define E_VSCROLLED_BAR_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, e_vscrolled_bar_get_type (), EVScrolledBarClass)
+#define E_IS_VSCROLLED_BAR(obj) GTK_CHECK_TYPE (obj, e_vscrolled_bar_get_type ())
+
+
+typedef struct _EVScrolledBar EVScrolledBar;
+typedef struct _EVScrolledBarClass EVScrolledBarClass;
+
+struct _EVScrolledBar
+{
+ GtkBin bin;
+
+ GtkWidget *up_button;
+ GtkWidget *down_button;
+
+ GtkAdjustment *adjustment;
+
+ gint up_button_width;
+ gint up_button_height;
+ gint down_button_width;
+ gint down_button_height;
+
+ /* The GTK+ event source ID of our timeout handler. */
+ gint timeout_id;
+
+ /* TRUE if we are scrolling up, FALSE if scrolling down. */
+ gboolean scrolling_up;
+
+ /* The minimum distance left to scroll. If the user just clicks a
+ button we scroll a minimum amount. This is reduced after each
+ scroll. */
+ gfloat min_distance;
+
+ /* TRUE if the button is still pressed. When the up/down button is
+ released, this gets set to FALSE, and we scroll until the minimum
+ distance falls below 0. */
+ gboolean button_pressed;
+};
+
+struct _EVScrolledBarClass
+{
+ GtkBinClass parent_class;
+};
+
+
+GtkType e_vscrolled_bar_get_type (void);
+GtkWidget* e_vscrolled_bar_new (GtkAdjustment *adjustment);
+
+GtkAdjustment* e_vscrolled_bar_get_adjustment (EVScrolledBar *vscrolled_bar);
+void e_vscrolled_bar_set_adjustment (EVScrolledBar *vscrolled_bar,
+ GtkAdjustment *adjustment);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_VSCROLLED_BAR_H_ */
diff --git a/widgets/shortcut-bar/test-shortcut-bar.c b/widgets/shortcut-bar/test-shortcut-bar.c
new file mode 100644
index 0000000000..186bf3ed8a
--- /dev/null
+++ b/widgets/shortcut-bar/test-shortcut-bar.c
@@ -0,0 +1,445 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * This tests the ShortcutBar widget.
+ */
+
+#include <gnome.h>
+
+#include "e-shortcut-bar.h"
+
+#define NUM_SHORTCUT_TYPES 5
+gchar *shortcut_types[] = {
+ "folder:", "file:", "calendar:", "todo:", "contacts:"
+};
+
+GtkWidget *main_label;
+
+static void quit (GtkWidget *window, GdkEvent *event, gpointer data);
+static void add_test_groups (EShortcutBar *shortcut_bar);
+static void add_test_group (EShortcutBar *shortcut_bar, gint i,
+ gchar *group_name);
+static gint get_random_int (gint max);
+
+static void on_shortcut_bar_item_selected (EShortcutBar *shortcut_bar,
+ GdkEvent *event,
+ gint group_num,
+ gint item_num);
+static void show_standard_popup (EShortcutBar *shortcut_bar,
+ GdkEvent *event,
+ gint group_num);
+static void show_context_popup (EShortcutBar *shortcut_bar,
+ GdkEvent *event,
+ gint group_num,
+ gint item_num);
+
+static void set_large_icons (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar);
+static void set_small_icons (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar);
+static void remove_group (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar);
+
+static void rename_item (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar);
+static void remove_item (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar);
+
+int
+main (int argc, char *argv[])
+{
+ GtkWidget *window, *hpaned, *shortcut_bar;
+
+ gnome_init ("test-shortcut-bar", "0.1", argc, argv);
+
+ gtk_widget_push_visual (gdk_imlib_get_visual ());
+ gtk_widget_push_colormap (gdk_imlib_get_colormap ());
+
+ window = gnome_app_new ("TestShortcutBar", "TestShortCutBar");
+ gtk_window_set_default_size (GTK_WINDOW (window), 600, 400);
+ gtk_window_set_policy (GTK_WINDOW (window), FALSE, TRUE, FALSE);
+
+ gtk_signal_connect (GTK_OBJECT (window), "delete-event",
+ GTK_SIGNAL_FUNC (quit), NULL);
+
+ hpaned = gtk_hpaned_new ();
+ gnome_app_set_contents (GNOME_APP (window), hpaned);
+ gtk_widget_show (hpaned);
+
+ shortcut_bar = e_shortcut_bar_new ();
+ gtk_paned_pack1 (GTK_PANED (hpaned), shortcut_bar, FALSE, TRUE);
+ gtk_widget_show (shortcut_bar);
+
+#if 0
+ gtk_container_set_border_width (GTK_CONTAINER (shortcut_bar), 4);
+#endif
+
+ gtk_paned_set_position (GTK_PANED (hpaned), 100);
+ /*gtk_paned_set_gutter_size (GTK_PANED (hpaned), 12);*/
+
+ main_label = gtk_label_new ("Main Application Window Goes Here");
+ gtk_paned_pack2 (GTK_PANED (hpaned), main_label, TRUE, TRUE);
+ gtk_widget_show (main_label);
+
+
+ gtk_widget_pop_visual ();
+ gtk_widget_pop_colormap ();
+
+ add_test_groups (E_SHORTCUT_BAR (shortcut_bar));
+
+ gtk_signal_connect (GTK_OBJECT (shortcut_bar), "item_selected",
+ GTK_SIGNAL_FUNC (on_shortcut_bar_item_selected),
+ NULL);
+
+ gtk_widget_show (window);
+ gtk_main ();
+ return 0;
+}
+
+
+static void
+quit (GtkWidget *window, GdkEvent *event, gpointer data)
+{
+ gtk_widget_destroy (window);
+ gtk_exit (0);
+}
+
+
+static void
+add_test_groups (EShortcutBar *shortcut_bar)
+{
+ add_test_group (shortcut_bar, 1, "Shortcuts");
+ add_test_group (shortcut_bar, 2, "My Shortcuts");
+ add_test_group (shortcut_bar, 3, "Longer Shortcuts");
+ add_test_group (shortcut_bar, 4, "Very Long Shortcuts");
+ add_test_group (shortcut_bar, 5, "Incredibly Long Shortcuts");
+}
+
+
+static void
+add_test_group (EShortcutBar *shortcut_bar, gint i, gchar *group_name)
+{
+ gint group_num, item_num, num_items;
+ gchar buffer[128];
+ gint shortcut_type, j;
+
+ group_num = e_shortcut_bar_add_group (E_SHORTCUT_BAR (shortcut_bar),
+ group_name);
+
+ if (group_num % 2)
+ e_shortcut_bar_set_view_type (E_SHORTCUT_BAR (shortcut_bar),
+ group_num,
+ E_ICON_BAR_SMALL_ICONS);
+
+ num_items = get_random_int (5) + 3;
+ for (j = 1; j <= num_items; j++) {
+ if (j == 1)
+ sprintf (buffer, "A very long shortcut with proper words so I can test the wrapping and ellipsis behaviour");
+ else if (j == 2)
+ sprintf (buffer, "A very long shortcut with averylongworkinthemiddlesoIcantestthewrappingandellipsisbehaviour");
+ else
+ sprintf (buffer, "Item %i:%i\n", i, j);
+
+ shortcut_type = get_random_int (NUM_SHORTCUT_TYPES);
+ item_num = e_shortcut_bar_add_item (E_SHORTCUT_BAR (shortcut_bar), group_num, shortcut_types[shortcut_type], buffer);
+ }
+}
+
+
+/* Returns a random integer between 0 and max - 1. */
+static gint
+get_random_int (gint max)
+{
+ gint random_num;
+
+ random_num = (int) (max * (rand () / (RAND_MAX + 1.0)));
+#if 0
+ g_print ("Random num (%i): %i\n", max, random_num);
+#endif
+ return random_num;
+}
+
+
+static void
+on_shortcut_bar_item_selected (EShortcutBar *shortcut_bar,
+ GdkEvent *event, gint group_num, gint item_num)
+{
+ gchar buffer[256];
+
+ if (event->button.button == 1) {
+ sprintf (buffer, "Item Selected - %i:%i",
+ group_num + 1, item_num + 1);
+ gtk_label_set_text (GTK_LABEL (main_label), buffer);
+ } else if (event->button.button == 3) {
+ if (item_num == -1)
+ show_standard_popup (shortcut_bar, event, group_num);
+ else
+ show_context_popup (shortcut_bar, event, group_num,
+ item_num);
+ }
+}
+
+
+static void
+show_standard_popup (EShortcutBar *shortcut_bar,
+ GdkEvent *event,
+ gint group_num)
+{
+ GtkWidget *menu, *menuitem;
+
+ /* We don't have any commands if there aren't any groups yet. */
+ if (group_num == -1)
+ return;
+
+ menu = gtk_menu_new ();
+
+ menuitem = gtk_menu_item_new_with_label ("Large Icons");
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+ gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
+ GTK_SIGNAL_FUNC (set_large_icons), shortcut_bar);
+
+ menuitem = gtk_menu_item_new_with_label ("Small Icons");
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+ gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
+ GTK_SIGNAL_FUNC (set_small_icons), shortcut_bar);
+
+ menuitem = gtk_menu_item_new ();
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Add New Group");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Remove Group");
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+ gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
+ GTK_SIGNAL_FUNC (remove_group), shortcut_bar);
+
+ menuitem = gtk_menu_item_new_with_label ("Rename Group");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new ();
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Add Shortcut...");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new ();
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Hide Shortcut Bar");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ /* Save the group num so we can get it in the callbacks. */
+ gtk_object_set_data (GTK_OBJECT (menu), "group_num",
+ GINT_TO_POINTER (group_num));
+
+ /* FIXME: Destroy menu when finished with it somehow? */
+ gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL,
+ event->button.button, event->button.time);
+}
+
+
+static void
+set_large_icons (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar)
+{
+ GtkWidget *menu;
+ gint group_num;
+
+ menu = menuitem->parent;
+ g_return_if_fail (GTK_IS_MENU (menu));
+
+ group_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "group_num"));
+
+ e_shortcut_bar_set_view_type (shortcut_bar, group_num,
+ E_ICON_BAR_LARGE_ICONS);
+}
+
+
+static void
+set_small_icons (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar)
+{
+ GtkWidget *menu;
+ gint group_num;
+
+ menu = menuitem->parent;
+ g_return_if_fail (GTK_IS_MENU (menu));
+
+ group_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "group_num"));
+
+ e_shortcut_bar_set_view_type (shortcut_bar, group_num,
+ E_ICON_BAR_SMALL_ICONS);
+}
+
+
+static void
+remove_group (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar)
+{
+ GtkWidget *menu;
+ gint group_num;
+
+ menu = menuitem->parent;
+ g_return_if_fail (GTK_IS_MENU (menu));
+
+ group_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "group_num"));
+
+ e_shortcut_bar_remove_group (shortcut_bar, group_num);
+}
+
+
+static void
+show_context_popup (EShortcutBar *shortcut_bar,
+ GdkEvent *event,
+ gint group_num,
+ gint item_num)
+{
+ GtkWidget *menu, *menuitem, *label, *pixmap;
+
+ menu = gtk_menu_new ();
+
+ menuitem = gtk_pixmap_menu_item_new ();
+ label = gtk_label_new ("Open Folder");
+ gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
+ gtk_widget_show (label);
+ gtk_container_add (GTK_CONTAINER (menuitem), label);
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+ pixmap = gnome_stock_pixmap_widget (menu, GNOME_STOCK_MENU_OPEN);
+ if (pixmap) {
+ gtk_widget_show(pixmap);
+ gtk_pixmap_menu_item_set_pixmap (GTK_PIXMAP_MENU_ITEM (menuitem), pixmap);
+ }
+
+ menuitem = gtk_menu_item_new_with_label ("Open in New Window");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Advanced Find");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new ();
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Remove from Shortcut Bar");
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+ gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
+ GTK_SIGNAL_FUNC (remove_item), shortcut_bar);
+
+ menuitem = gtk_menu_item_new_with_label ("Rename Shortcut");
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+ gtk_signal_connect (GTK_OBJECT (menuitem), "activate",
+ GTK_SIGNAL_FUNC (rename_item), shortcut_bar);
+
+ menuitem = gtk_menu_item_new ();
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+ menuitem = gtk_menu_item_new_with_label ("Properties");
+ gtk_widget_set_sensitive (menuitem, FALSE);
+ gtk_widget_show (menuitem);
+ gtk_menu_append (GTK_MENU (menu), menuitem);
+
+
+ /* Save the group & item nums so we can get them in the callbacks. */
+ gtk_object_set_data (GTK_OBJECT (menu), "group_num",
+ GINT_TO_POINTER (group_num));
+ gtk_object_set_data (GTK_OBJECT (menu), "item_num",
+ GINT_TO_POINTER (item_num));
+
+ /* FIXME: Destroy menu when finished with it somehow? */
+ gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL,
+ event->button.button, event->button.time);
+}
+
+
+static void
+rename_item (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar)
+{
+ GtkWidget *menu;
+ gint group_num, item_num;
+
+ menu = menuitem->parent;
+ g_return_if_fail (GTK_IS_MENU (menu));
+
+ group_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "group_num"));
+ item_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "item_num"));
+
+ e_shortcut_bar_start_editing_item (shortcut_bar, group_num, item_num);
+}
+
+
+static void
+remove_item (GtkWidget *menuitem,
+ EShortcutBar *shortcut_bar)
+{
+ GtkWidget *menu;
+ gint group_num, item_num;
+
+ menu = menuitem->parent;
+ g_return_if_fail (GTK_IS_MENU (menu));
+
+ group_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "group_num"));
+ item_num = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (menu),
+ "item_num"));
+
+ e_shortcut_bar_remove_item (shortcut_bar, group_num, item_num);
+}
+
+