diff options
Diffstat (limited to 'widgets/misc/e-title-bar.c')
| -rw-r--r-- | widgets/misc/e-title-bar.c | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/widgets/misc/e-title-bar.c b/widgets/misc/e-title-bar.c new file mode 100644 index 0000000000..a161e8145a --- /dev/null +++ b/widgets/misc/e-title-bar.c @@ -0,0 +1,268 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ +/* e-title-bar.c + * + * Copyright (C) 2000 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. + * + * Author: Ettore Perazzoli + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <gtk/gtkbox.h> +#include <gtk/gtkbutton.h> +#include <gtk/gtkhbox.h> +#include <gtk/gtklabel.h> +#include <gtk/gtkpixmap.h> +#include <gtk/gtksignal.h> +#include <gtk/gtktypeutils.h> + +#include "e-util/e-util.h" +#include "e-clipped-label.h" + +#include "e-title-bar.h" + + +enum { + TITLE_BUTTON_PRESS_EVENT, + CLOSE_BUTTON_CLICKED, + LAST_SIGNAL +}; +static guint signals[LAST_SIGNAL] = { 0 }; + + +static char *close_button_xpm[] = { + "12 12 2 1", + " c none", + ". c #000000000000", + " ", + " .. .. ", + " ... ... ", + " ... ... ", + " ...... ", + " .... ", + " .... ", + " ...... ", + " ... ... ", + " ... ... ", + " .. .. ", + " " +}; + +#define PARENT_TYPE GTK_TYPE_FRAME +static GtkFrameClass *parent_class = NULL; + +struct _ETitleBarPrivate { + GtkWidget *label; + GtkWidget *close_button; + GtkWidget *close_button_gtk_pixmap; +}; + + +/* Child signal callbacks. */ + +static void +close_button_realize_cb (GtkWidget *widget, + gpointer data) +{ + GdkPixmap *close_button_pixmap; + GdkBitmap *close_button_mask; + ETitleBar *title_bar; + ETitleBarPrivate *priv; + + title_bar = E_TITLE_BAR (data); + priv = title_bar->priv; + + if (priv->close_button_gtk_pixmap != NULL) + return; + + close_button_pixmap = gdk_pixmap_create_from_xpm_d (GTK_WIDGET (priv->close_button)->window, + &close_button_mask, + NULL, close_button_xpm); + priv->close_button_gtk_pixmap = gtk_pixmap_new (close_button_pixmap, close_button_mask); + + gtk_container_add (GTK_CONTAINER (priv->close_button), priv->close_button_gtk_pixmap); + gtk_widget_show (priv->close_button_gtk_pixmap); +} + +static void +close_button_clicked_cb (GtkButton *button, + gpointer data) +{ + ETitleBar *title_bar; + + title_bar = E_TITLE_BAR (data); + + gtk_signal_emit (GTK_OBJECT (title_bar), signals[CLOSE_BUTTON_CLICKED]); +} + +static void +label_button_press_event_cb (GtkWidget *widget, + GdkEventButton *event, + gpointer data) +{ + ETitleBar *title_bar; + + title_bar = E_TITLE_BAR (data); + + gtk_signal_emit (GTK_OBJECT (title_bar), signals[TITLE_BUTTON_PRESS_EVENT], event); +} + + +/* GtkObject methods. */ + +static void +destroy (GtkObject *object) +{ + ETitleBar *title_bar; + ETitleBarPrivate *priv; + + title_bar = E_TITLE_BAR (object); + priv = title_bar->priv; + + g_free (priv); + + (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); +} + + +static void +class_init (ETitleBarClass *klass) +{ + GtkObjectClass *object_class; + + object_class = (GtkObjectClass*) klass; + object_class->destroy = destroy; + + parent_class = gtk_type_class (gtk_frame_get_type ()); + + signals[TITLE_BUTTON_PRESS_EVENT] = + gtk_signal_new ("title_button_press_event", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (ETitleBarClass, title_button_press_event), + gtk_marshal_NONE__POINTER, + GTK_TYPE_NONE, 1, + GTK_TYPE_GDK_EVENT); + + signals[CLOSE_BUTTON_CLICKED] = + gtk_signal_new ("close_button_clicked", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (ETitleBarClass, close_button_clicked), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL); +} + +static void +init (ETitleBar *title_bar) +{ + ETitleBarPrivate *priv; + + priv = g_new (ETitleBarPrivate, 1); + + priv->label = NULL; + priv->close_button = NULL; + priv->close_button_gtk_pixmap = NULL; + + title_bar->priv = priv; +} + + +void +e_title_bar_construct (ETitleBar *title_bar, + const char *title) +{ + ETitleBarPrivate *priv; + GtkWidget *hbox; + + g_return_if_fail (title_bar != NULL); + g_return_if_fail (E_IS_TITLE_BAR (title_bar)); + + priv = title_bar->priv; + + priv->label = e_clipped_label_new (title); + gtk_misc_set_alignment (GTK_MISC (priv->label), 0.0, 0.5); + gtk_widget_show (priv->label); + + priv->close_button = gtk_button_new (); + GTK_WIDGET_UNSET_FLAGS (priv->close_button, GTK_CAN_FOCUS); + gtk_container_set_border_width (GTK_CONTAINER (priv->close_button), 1); + gtk_button_set_relief (GTK_BUTTON (priv->close_button), GTK_RELIEF_NONE); + gtk_widget_show (priv->close_button); + + hbox = gtk_hbox_new (FALSE, 0); + gtk_box_pack_start (GTK_BOX (hbox), priv->label, TRUE, TRUE, 2); + gtk_box_pack_start (GTK_BOX (hbox), priv->close_button, FALSE, TRUE, 1); + gtk_widget_show (hbox); + + gtk_container_add (GTK_CONTAINER (title_bar), hbox); + + gtk_signal_connect (GTK_OBJECT (priv->close_button), "realize", + GTK_SIGNAL_FUNC (close_button_realize_cb), title_bar); + gtk_signal_connect (GTK_OBJECT (priv->close_button), "clicked", + GTK_SIGNAL_FUNC (close_button_clicked_cb), title_bar); + gtk_signal_connect (GTK_OBJECT (priv->label), "button_press_event", + GTK_SIGNAL_FUNC (label_button_press_event_cb), title_bar); +} + +GtkWidget * +e_title_bar_new (const char *title) +{ + ETitleBar *title_bar; + + title_bar = gtk_type_new (e_title_bar_get_type ()); + + e_title_bar_construct (title_bar, title); + + return GTK_WIDGET (title_bar); +} + + +void +e_title_bar_set_title (ETitleBar *title_bar, + const char *title) +{ + g_return_if_fail (title_bar != NULL); + g_return_if_fail (E_IS_TITLE_BAR (title_bar)); + + gtk_label_set_text (GTK_LABEL (title_bar->priv->label), title); +} + +void +e_title_bar_show_close_button (ETitleBar *title_bar, + gboolean show) +{ + ETitleBarPrivate *priv; + + g_return_if_fail (title_bar != NULL); + g_return_if_fail (E_IS_TITLE_BAR (title_bar)); + + priv = title_bar->priv; + + if (show) + gtk_widget_show (priv->close_button); + else + gtk_widget_hide (priv->close_button); +} + + +E_MAKE_TYPE (e_title_bar, "ETitleBar", ETitleBar, class_init, init, PARENT_TYPE) |