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-rw-r--r--shell/e-sidebar.c453
1 files changed, 0 insertions, 453 deletions
diff --git a/shell/e-sidebar.c b/shell/e-sidebar.c
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index 5636716b32..0000000000
--- a/shell/e-sidebar.c
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@@ -1,453 +0,0 @@
-/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
-/* e-sidebar.c
- *
- * Copyright (C) 2003 Ettore Perazzoli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * 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.
- *
- * Author: Ettore Perazzoli <ettore@ximian.com>
- */
-
-#include <config.h>
-
-#include "e-sidebar.h"
-
-#include "e-shell-marshal.h"
-
-#include <gal/util/e-util.h>
-
-#include <gtk/gtkhbox.h>
-#include <gtk/gtkimage.h>
-#include <gtk/gtklabel.h>
-#include <gtk/gtktogglebutton.h>
-
-
-#define PARENT_TYPE gtk_container_get_type ()
-static GtkContainerClass *parent_class = NULL;
-
-
-typedef struct {
- GtkWidget *button_widget;
- int id;
-} Button;
-
-struct _ESidebarPrivate {
- GtkWidget *selection_widget;
- GSList *buttons;
-
- gboolean in_toggle;
-};
-
-
-enum {
- BUTTON_SELECTED,
- NUM_SIGNALS
-};
-
-static unsigned int signals[NUM_SIGNALS] = { 0 };
-
-
-#define PADDING 6
-
-
-/* Utility functions. */
-
-static Button *
-button_new (GtkWidget *button_widget,
- int id)
-{
- Button *button = g_new (Button, 1);
-
- button->button_widget = button_widget;
- button->id = id;
-
- g_object_ref (button_widget);
-
- return button;
-}
-
-static void
-button_free (Button *button)
-{
- g_object_unref (button->button_widget);
- g_free (button);
-}
-
-static void
-update_buttons (ESidebar *sidebar, int new_selected_id)
-{
- GSList *p;
-
- sidebar->priv->in_toggle = TRUE;
-
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
-
- if (button->id == new_selected_id)
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), TRUE);
- else
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), FALSE);
- }
-
- sidebar->priv->in_toggle = FALSE;
-}
-
-
-/* Callbacks. */
-
-static void
-button_toggled_callback (GtkToggleButton *toggle_button,
- ESidebar *sidebar)
-{
- int id = 0;
- GSList *p;
-
- if (sidebar->priv->in_toggle)
- return;
-
- sidebar->priv->in_toggle = TRUE;
-
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
-
- if (button->button_widget != GTK_WIDGET (toggle_button)) {
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), FALSE);
- } else {
- gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button->button_widget), TRUE);
- id = button->id;
- }
- }
-
- sidebar->priv->in_toggle = FALSE;
-
- g_signal_emit (sidebar, signals[BUTTON_SELECTED], 0, id);
-}
-
-
-/* Layout. */
-
-static void
-do_layout (ESidebar *sidebar)
-{
- GtkAllocation *allocation = & GTK_WIDGET (sidebar)->allocation;
- GSList *rows [g_slist_length (sidebar->priv->buttons)];
- GSList *p;
- int row_number;
- int row_width;
- int row_last;
- int x, y;
- int i;
-
- /* (Yes, this code calls gtk_widget_size_request() an ungodly number of times, but it's not
- like we care about performance here, and this makes the code simpler.) */
-
- /* 1. Split the buttons into rows, depending on their width. */
-
- row_number = 0;
- rows [0] = NULL;
- row_width = PADDING;
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
- GtkRequisition requisition;
-
- gtk_widget_size_request (GTK_WIDGET (button->button_widget), &requisition);
-
- if (row_width + requisition.width + PADDING >= allocation->width
- && rows [row_number] != NULL) {
- row_number ++;
- rows [row_number] = NULL;
- row_width = PADDING;
- }
-
- row_width += requisition.width + PADDING;
- rows [row_number] = g_slist_append (rows [row_number], button->button_widget);
- }
-
- row_last = row_number;
-
- /* 2. Layout the buttons. */
-
- y = allocation->y + allocation->height - PADDING - 1;
- for (i = row_last; i >= 0; i --) {
- int row_height = 0;
-
- for (p = rows [i]; p != NULL; p = p->next) {
- GtkRequisition requisition;
-
- gtk_widget_size_request (GTK_WIDGET (p->data), &requisition);
- row_height = MAX (row_height, requisition.height);
- }
-
- y -= row_height;
- x = PADDING;
- for (p = rows [i]; p != NULL; p = p->next) {
- GtkRequisition requisition;
- GtkAllocation child_allocation;
-
- gtk_widget_size_request (GTK_WIDGET (p->data), &requisition);
-
- child_allocation.x = x;
- child_allocation.y = y;
- child_allocation.width = requisition.width;
- child_allocation.height = requisition.height;
-
- gtk_widget_size_allocate (GTK_WIDGET (p->data), &child_allocation);
-
- x += requisition.width + PADDING;
- }
-
- y -= PADDING;
- }
-
-
- /* 3. Place the selection widget. */
-
- {
- GtkAllocation child_allocation;
-
- child_allocation.x = allocation->x + PADDING;
- child_allocation.y = allocation->y + PADDING;
- child_allocation.width = allocation->width - PADDING * 2;
- child_allocation.height = y - allocation->y - PADDING;
-
- gtk_widget_size_allocate (sidebar->priv->selection_widget, & child_allocation);
- }
-
-
- /* 4. Free stuff */
-
- for (i = 0; i <= row_last; i ++)
- g_slist_free (rows [i]);
-}
-
-
-/* GtkContainer methods. */
-
-static void
-impl_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- void *callback_data)
-{
- ESidebar *sidebar = E_SIDEBAR (container);
- GSList *p;
-
- if (sidebar->priv->selection_widget != NULL)
- (* callback) (sidebar->priv->selection_widget, callback_data);
-
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- GtkWidget *widget = ((Button *) p->data)->button_widget;
- (* callback) (widget, callback_data);
- }
-}
-
-static void
-impl_remove (GtkContainer *container,
- GtkWidget *widget)
-{
- ESidebar *sidebar = E_SIDEBAR (container);
- GSList *p;
-
- if (widget == sidebar->priv->selection_widget) {
- e_sidebar_set_selection_widget (sidebar, NULL);
- return;
- }
-
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- GtkWidget *button_widget = ((Button *) p->data)->button_widget;
-
- if (button_widget == widget) {
- gtk_widget_unparent (button_widget);
- sidebar->priv->buttons = g_slist_remove_link (sidebar->priv->buttons, p);
- gtk_widget_queue_resize (GTK_WIDGET (sidebar));
- break;
- }
- }
-}
-
-
-/* GtkWidget methods. */
-
-static void
-impl_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
-{
- ESidebar *sidebar = E_SIDEBAR (widget);
- GSList *p;
-
- if (sidebar->priv->selection_widget == NULL) {
- requisition->width = 2 * PADDING;
- requisition->height = 2 * PADDING;
- } else {
- gtk_widget_size_request (sidebar->priv->selection_widget, requisition);
- requisition->width += 2 * PADDING;
- requisition->height += 2 * PADDING;
- }
-
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
- GtkRequisition button_requisition;
-
- gtk_widget_size_request (button->button_widget, &button_requisition);
-
- requisition->width = MAX (requisition->width, button_requisition.width + 2 * PADDING);
- requisition->height += button_requisition.height + PADDING;
- }
-}
-
-static void
-impl_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
-{
- widget->allocation = *allocation;
-
- do_layout (E_SIDEBAR (widget));
-}
-
-
-/* GObject methods. */
-
-static void
-impl_dispose (GObject *object)
-{
- ESidebarPrivate *priv = E_SIDEBAR (object)->priv;
-
- g_slist_foreach (priv->buttons, (GFunc) button_free, NULL);
- g_slist_free (priv->buttons);
- priv->buttons = NULL;
-
- (* G_OBJECT_CLASS (parent_class)->dispose) (object);
-}
-
-static void
-impl_finalize (GObject *object)
-{
- ESidebarPrivate *priv = E_SIDEBAR (object)->priv;
-
- g_free (priv);
-
- (* G_OBJECT_CLASS (parent_class)->finalize) (object);
-}
-
-
-/* Initialization. */
-
-static void
-class_init (ESidebarClass *class)
-{
- GtkContainerClass *container_class = GTK_CONTAINER_CLASS (class);
- GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
- GObjectClass *object_class = G_OBJECT_CLASS (class);
-
- container_class->forall = impl_forall;
- container_class->remove = impl_remove;
-
- widget_class->size_request = impl_size_request;
- widget_class->size_allocate = impl_size_allocate;
-
- object_class->dispose = impl_dispose;
- object_class->finalize = impl_finalize;
-
- parent_class = g_type_class_peek_parent (class);
-
-
- signals[BUTTON_SELECTED]
- = g_signal_new ("button_selected",
- G_OBJECT_CLASS_TYPE (object_class),
- G_SIGNAL_RUN_FIRST,
- G_STRUCT_OFFSET (ESidebarClass, button_selected),
- NULL, NULL,
- e_shell_marshal_NONE__INT,
- G_TYPE_NONE, 1,
- G_TYPE_INT);
-}
-
-static void
-init (ESidebar *sidebar)
-{
- ESidebarPrivate *priv;
-
- GTK_WIDGET_SET_FLAGS (sidebar, GTK_NO_WINDOW);
-
- priv = g_new0 (ESidebarPrivate, 1);
- sidebar->priv = priv;
-}
-
-
-GtkWidget *
-e_sidebar_new (void)
-{
- ESidebar *sidebar = g_object_new (e_sidebar_get_type (), NULL);
-
- return GTK_WIDGET (sidebar);
-}
-
-
-void
-e_sidebar_set_selection_widget (ESidebar *sidebar, GtkWidget *widget)
-{
- if (sidebar->priv->selection_widget != NULL)
- gtk_widget_unparent (sidebar->priv->selection_widget);
-
- sidebar->priv->selection_widget = widget;
-
- if (widget != NULL)
- gtk_widget_set_parent (widget, GTK_WIDGET (sidebar));
-
- gtk_widget_queue_resize (GTK_WIDGET (sidebar));
-}
-
-
-void
-e_sidebar_add_button (ESidebar *sidebar,
- const char *label,
- GdkPixbuf *icon,
- int id)
-{
- GtkWidget *button_widget;
- GtkWidget *hbox;
- GtkWidget *icon_widget;
- GtkWidget *label_widget;
-
- button_widget = gtk_toggle_button_new ();
- sidebar->priv->buttons = g_slist_append (sidebar->priv->buttons, button_new (button_widget, id));
- gtk_widget_set_parent (button_widget, GTK_WIDGET (sidebar));
-
- g_signal_connect (button_widget, "toggled", G_CALLBACK (button_toggled_callback), sidebar);
-
- hbox = gtk_hbox_new (FALSE, 3);
- gtk_container_set_border_width (GTK_CONTAINER (hbox), 2);
- icon_widget = gtk_image_new_from_pixbuf (icon);
- label_widget = gtk_label_new (label);
- gtk_box_pack_start (GTK_BOX (hbox), icon_widget, FALSE, TRUE, 0);
- gtk_box_pack_start (GTK_BOX (hbox), label_widget, TRUE, TRUE, 0);
- gtk_container_add (GTK_CONTAINER (button_widget), hbox);
-
- gtk_widget_show_all (button_widget);
-
- gtk_widget_queue_resize (GTK_WIDGET (sidebar));
-}
-
-
-void
-e_sidebar_select_button (ESidebar *sidebar, int id)
-{
- update_buttons (sidebar, id);
-
- g_signal_emit (sidebar, signals[BUTTON_SELECTED], 0, id);
-}
-
-
-E_MAKE_TYPE (e_sidebar, "ESidebar", ESidebar, class_init, init, PARENT_TYPE)
generated by cgit (git 2.34.1) at 2024-11-22 08:59:58 +0800