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/*
This file is part of GNUnet
(C) 2005, 2006, 2010, 2011 Christian Grothoff (and other contributing authors)
GNUnet 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, or (at your
option) any later version.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file src/lib/about.c
* @brief code to display an about dialog
* @author Christian Grothoff
* @author Igor Wronsky
*/
#include "gnunet_gtk.h"
static void
destroy_about_dialog (GtkBuilder *builder)
{
GtkWidget *ad;
ad = GTK_WIDGET (gtk_builder_get_object (builder, "about_window"));
gtk_widget_destroy (ad);
g_object_unref (G_OBJECT (builder));
}
static void
about_window_show_exclusively (GtkBuilder *builder, gchar *name)
{
GtkWidget *about_credits_notebook;
GtkWidget *about_license_scroller;
about_credits_notebook = GTK_WIDGET (gtk_builder_get_object (builder, "about_credits_notebook"));
about_license_scroller = GTK_WIDGET (gtk_builder_get_object (builder, "about_license_scroller"));
if (name == NULL)
{
gtk_widget_hide (about_credits_notebook);
gtk_widget_hide (about_license_scroller);
}
else if (strcmp ("about_credits_notebook", name) == 0)
{
gtk_widget_show (about_credits_notebook);
gtk_widget_hide (about_license_scroller);
}
else if (strcmp ("about_license_scroller", name) == 0)
{
gtk_widget_show (about_license_scroller);
gtk_widget_hide (about_credits_notebook);
}
}
G_MODULE_EXPORT void
GNUNET_GTK_about_window_realized (GtkWidget *widget, gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
GtkTextBuffer *license_contents;
gchar *license = NULL;
license_contents = GTK_TEXT_BUFFER (gtk_builder_get_object (builder, "license_contents"));
if (g_file_get_contents ("COPYING", &license, NULL, NULL) && license != NULL)
{
gtk_text_buffer_set_text (license_contents, license, -1);
g_free (license);
}
}
G_MODULE_EXPORT void
GNUNET_GTK_about_close_button_clicked (GtkButton *widget, gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
destroy_about_dialog (builder);
}
G_MODULE_EXPORT gboolean
GNUNET_GTK_about_window_got_delete_event (GtkWidget *widget, GdkEvent *event,
gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
destroy_about_dialog (builder);
return FALSE;
}
G_MODULE_EXPORT void
GNUNET_GTK_about_credits_button_clicked (GtkButton *widget, gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
about_window_show_exclusively (builder, "about_credits_notebook");
}
G_MODULE_EXPORT void
GNUNET_GTK_about_license_button_clicked (GtkButton *widget, gpointer user_data)
{
GtkBuilder *builder = GTK_BUILDER (user_data);
about_window_show_exclusively (builder, "about_license_scroller");
}
/**
* This displays an about dialog.
*
* @param dialogfile name of the glade file containing the dialog
* @param dialogname name of the about dialog in the file
*/
void
GNUNET_GTK_display_about (const char *dialogfile)
{
GtkBuilder *builder;
GtkWidget *ad;
builder = GNUNET_GTK_get_new_builder (dialogfile);
if (builder == NULL)
return;
ad = GTK_WIDGET (gtk_builder_get_object (builder, "about_window"));
g_object_set_data (G_OBJECT (ad), "gnunet-gtk-builder", builder);
gtk_widget_show (ad);
}
/* end of about.c */
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