/* -*- 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 <gal/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);
gdk_pixmap_unref (close_button_pixmap);
gdk_bitmap_unref (close_button_mask);
}
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));
e_clipped_label_set_text (E_CLIPPED_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)
