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/*
* panel-gtk.c: various small extensions to gtk+
*
* Copyright (C) 2010 Novell, 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.
*
* Authors:
* Vincent Untz <vuntz@gnome.org>
*/
#include <gtk/gtk.h>
#include "panel-gtk.h"
/*
* Originally based on code from panel-properties-dialog.c. This part of the
* code was:
* Copyright (C) 2005 Vincent Untz <vuntz@gnome.org>
*/
static void
panel_gtk_file_chooser_preview_update (GtkFileChooser *chooser,
gpointer data)
{
GtkWidget *preview;
char *filename;
GdkPixbuf *pixbuf;
gboolean have_preview;
preview = GTK_WIDGET (data);
filename = gtk_file_chooser_get_preview_filename (chooser);
if (filename == NULL)
return;
pixbuf = gdk_pixbuf_new_from_file_at_size (filename, 128, 128, NULL);
have_preview = (pixbuf != NULL);
g_free (filename);
gtk_image_set_from_pixbuf (GTK_IMAGE (preview), pixbuf);
if (pixbuf)
g_object_unref (pixbuf);
gtk_file_chooser_set_preview_widget_active (chooser,
have_preview);
}
void
panel_gtk_file_chooser_add_image_preview (GtkFileChooser *chooser)
{
GtkFileFilter *filter;
GtkWidget *chooser_preview;
g_return_if_fail (GTK_IS_FILE_CHOOSER (chooser));
filter = gtk_file_filter_new ();
gtk_file_filter_add_pixbuf_formats (filter);
gtk_file_chooser_set_filter (chooser, filter);
chooser_preview = gtk_image_new ();
gtk_file_chooser_set_preview_widget (chooser, chooser_preview);
g_signal_connect (chooser, "update-preview",
G_CALLBACK (panel_gtk_file_chooser_preview_update),
chooser_preview);
}
/*
* End of code coming from panel-properties-dialog.c
*/
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