2001-03-21 Alexander Larsson <alexl@redhat.com> * gtk/gtkbutton.[ch]: * gtk/gtkdialog.c: Renamed gtk_button_new_stock() to gtk_button_new_from_stock() and removed accel_group argument. Renamed gtk_button_new_accel() to gtk_button_new_with_mnemonic() and removed accel_group argument. * gtk/gtkcheckbutton.[ch]: New function gtk_check_button_new_with_mnemonic(). * gtk/gtkentry.c: Override activate_mnemonic and just grab focus. * gtk/gtkitemfactory.c: Don't add menu uline accel group, instead use mnemonics support. * gtk/gtklabel.[ch]: New support for mnemonics. * gtk/gtkmarshal.list: Needed BOOLEAN:BOOLEAN for activate_mnemonic. * gtk/gtkmenu.[c]: * gtkmenushell.c: Use mnemonics instead of accel groups for uline support in menu items. Removed gtk_menu_get_uline_accel_group() and gtk_menu_ensure_uline_accel_group(). * gtk/gtkmenuitem.c: Override activate_mnemonic to handle switching between menu items if there are collisions. * gtk/gtknotebook.c: Connect to activate_mnemonic on the tab_label, so that activating it switches to that notebook page. * gtk/gtkwidget.[ch]: Add activate_mnemonic signal. New function gtk_widget_activate_mnemonic() to emit it. Default implementation does activate/grab_focus. * gtk/gtkwindow.[ch]: Add support for mnemonics in windows. New functions: gtk_window_add_mnemonic, gtk_window_remove_mnemonic, gtk_window_activate_mnemonic, gtk_window_set_mnemonic_modifier * gtk/testgtk.c: Update to function name changes.
		
			
				
	
	
		
			832 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			832 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* GTK - The GIMP Toolkit
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 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the
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 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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 * Boston, MA 02111-1307, USA.
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 */
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/*
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 * Modified by the GTK+ Team and others 1997-2000.  See the AUTHORS
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 * file for a list of people on the GTK+ Team.  See the ChangeLog
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 * files for a list of changes.  These files are distributed with
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 * GTK+ at ftp://ftp.gtk.org/pub/gtk/. 
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 */
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#include "gtkbutton.h"
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#include "gtkdialog.h"
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#include "gtkhbbox.h"
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#include "gtkhseparator.h"
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#include "gtkvbox.h"
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#include "gtksignal.h"
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#include "gdkkeysyms.h"
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#include "gtkmain.h"
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#include "gtkintl.h"
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static void gtk_dialog_class_init (GtkDialogClass *klass);
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static void gtk_dialog_init       (GtkDialog      *dialog);
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static gint gtk_dialog_key_press  (GtkWidget      *widget,
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                                   GdkEventKey    *key);                                   
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static void gtk_dialog_add_buttons_valist (GtkDialog   *dialog,
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                                           const gchar *first_button_text,
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                                           va_list      args);
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static gint gtk_dialog_delete_event_handler (GtkWidget   *widget,
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                                             GdkEventAny *event,
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                                             gpointer     user_data);
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static void gtk_dialog_set_property      (GObject          *object,
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                                          guint             prop_id,
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                                          const GValue     *value,
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                                          GParamSpec       *pspec);
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static void gtk_dialog_get_property      (GObject          *object,
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                                          guint             prop_id,
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                                          GValue           *value,
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                                          GParamSpec       *pspec);
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enum {
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  PROP_0,
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  PROP_HAS_SEPARATOR
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};
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enum {
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  RESPONSE,
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  LAST_SIGNAL
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};
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static gpointer parent_class;
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static guint dialog_signals[LAST_SIGNAL];
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GtkType
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gtk_dialog_get_type (void)
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{
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  static GtkType dialog_type = 0;
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  if (!dialog_type)
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    {
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      static const GtkTypeInfo dialog_info =
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      {
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	"GtkDialog",
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	sizeof (GtkDialog),
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	sizeof (GtkDialogClass),
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	(GtkClassInitFunc) gtk_dialog_class_init,
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	(GtkObjectInitFunc) gtk_dialog_init,
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	/* reserved_1 */ NULL,
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        /* reserved_2 */ NULL,
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        (GtkClassInitFunc) NULL,
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      };
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      dialog_type = gtk_type_unique (GTK_TYPE_WINDOW, &dialog_info);
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    }
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  return dialog_type;
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}
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static void
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gtk_dialog_class_init (GtkDialogClass *class)
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{
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  GObjectClass *gobject_class;
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  GtkObjectClass *object_class;
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  GtkWidgetClass *widget_class;
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  gobject_class = G_OBJECT_CLASS (class);
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  object_class = GTK_OBJECT_CLASS (class);
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  widget_class = GTK_WIDGET_CLASS (class);
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  parent_class = g_type_class_peek_parent (class);
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  gobject_class->set_property = gtk_dialog_set_property;
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  gobject_class->get_property = gtk_dialog_get_property;
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  widget_class->key_press_event = gtk_dialog_key_press;
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  g_object_class_install_property (gobject_class,
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                                   PROP_HAS_SEPARATOR,
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                                   g_param_spec_boolean ("has_separator",
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							 _("Has separator"),
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							 _("The dialog has a separator bar above its buttons"),
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                                                         TRUE,
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                                                         G_PARAM_READWRITE));
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						|
  
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  dialog_signals[RESPONSE] =
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    gtk_signal_new ("response",
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                    GTK_RUN_LAST,
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                    GTK_CLASS_TYPE (object_class),
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                    GTK_SIGNAL_OFFSET (GtkDialogClass, response),
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                    gtk_marshal_NONE__INT,
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		    GTK_TYPE_NONE, 1,
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                    GTK_TYPE_INT);
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}
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static void
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gtk_dialog_init (GtkDialog *dialog)
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{
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  /* To avoid breaking old code that prevents destroy on delete event
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   * by connecting a handler, we have to have the FIRST signal
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   * connection on the dialog.
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   */
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  gtk_signal_connect (GTK_OBJECT (dialog),
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                      "delete_event",
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                      GTK_SIGNAL_FUNC (gtk_dialog_delete_event_handler),
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                      NULL);
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  dialog->vbox = gtk_vbox_new (FALSE, 0);
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  gtk_container_set_border_width (GTK_CONTAINER (dialog->vbox), 2);
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  gtk_container_add (GTK_CONTAINER (dialog), dialog->vbox);
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  gtk_widget_show (dialog->vbox);
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  dialog->action_area = gtk_hbutton_box_new ();
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  gtk_button_box_set_layout (GTK_BUTTON_BOX (dialog->action_area),
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                             GTK_BUTTONBOX_END);
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  gtk_box_set_spacing (GTK_BOX (dialog->action_area), 5);
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  gtk_container_set_border_width (GTK_CONTAINER (dialog->action_area), 5);
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  gtk_box_pack_end (GTK_BOX (dialog->vbox), dialog->action_area,
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                    FALSE, TRUE, 0);
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  gtk_widget_show (dialog->action_area);
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  dialog->separator = gtk_hseparator_new ();
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  gtk_box_pack_end (GTK_BOX (dialog->vbox), dialog->separator, FALSE, TRUE, 0);
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  gtk_widget_show (dialog->separator);
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  gtk_window_set_type_hint (GTK_WINDOW (dialog),
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			    GDK_WINDOW_TYPE_HINT_DIALOG);
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}
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static void 
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gtk_dialog_set_property (GObject      *object,
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                         guint         prop_id,
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                         const GValue *value,
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                         GParamSpec   *pspec)
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{
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  GtkDialog *dialog;
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  dialog = GTK_DIALOG (object);
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  switch (prop_id)
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    {
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    case PROP_HAS_SEPARATOR:
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      gtk_dialog_set_has_separator (dialog, g_value_get_boolean (value));
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      break;
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    default:
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      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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      break;
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    }
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}
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static void 
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gtk_dialog_get_property (GObject     *object,
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                         guint        prop_id,
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                         GValue      *value,
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                         GParamSpec  *pspec)
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{
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  GtkDialog *dialog;
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  dialog = GTK_DIALOG (object);
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  switch (prop_id)
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    {
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    case PROP_HAS_SEPARATOR:
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      g_value_set_boolean (value, dialog->separator != NULL);
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      break;
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    default:
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      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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      break;
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    }
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}
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static gint
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gtk_dialog_delete_event_handler (GtkWidget   *widget,
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                                 GdkEventAny *event,
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                                 gpointer     user_data)
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{
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  /* emit response signal */
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  gtk_dialog_response (GTK_DIALOG (widget), GTK_RESPONSE_DELETE_EVENT);
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  /* Do the destroy by default */
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  return FALSE;
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}
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static gint
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gtk_dialog_key_press (GtkWidget   *widget,
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                      GdkEventKey *key)
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{
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  GdkEventAny event;
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  event.type = GDK_DELETE;
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  event.window = widget->window;
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  event.send_event = TRUE;
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  if (GTK_WIDGET_CLASS (parent_class)->key_press_event (widget, key))
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    return TRUE;
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  if (key->keyval != GDK_Escape)
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    return FALSE;
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  /* Synthesize delete_event to close dialog. */
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  g_object_ref (G_OBJECT (event.window));
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  gtk_main_do_event ((GdkEvent*)&event);
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  g_object_unref (G_OBJECT (event.window));
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  return TRUE;
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}
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GtkWidget*
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gtk_dialog_new (void)
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{
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  return GTK_WIDGET (gtk_type_new (GTK_TYPE_DIALOG));
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}
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static GtkWidget*
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gtk_dialog_new_empty (const gchar     *title,
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                      GtkWindow       *parent,
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                      GtkDialogFlags   flags)
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{
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  GtkDialog *dialog;
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  dialog = GTK_DIALOG (g_object_new (GTK_TYPE_DIALOG, NULL));
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  if (title)
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    gtk_window_set_title (GTK_WINDOW (dialog), title);
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  if (parent)
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    gtk_window_set_transient_for (GTK_WINDOW (dialog), parent);
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  if (flags & GTK_DIALOG_MODAL)
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    gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
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  if (flags & GTK_DIALOG_DESTROY_WITH_PARENT)
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    gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog), TRUE);
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  if (flags & GTK_DIALOG_NO_SEPARATOR)
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    gtk_dialog_set_has_separator (dialog, FALSE);
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  return GTK_WIDGET (dialog);
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}
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/**
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 * gtk_dialog_new_with_buttons:
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 * @title: Title of the dialog, or NULL
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 * @parent: Transient parent of the dialog, or NULL
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 * @flags: from #GtkDialogFlags
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 * @first_button_text: stock ID or text to go in first button, or NULL
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 * @Varargs: response ID for first button, then additional buttons, ending with NULL
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 * 
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 * Creates a new #GtkDialog with title @title (or NULL for the default
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 * title; see gtk_window_set_title()) and transient parent @parent (or
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 * NULL for none; see gtk_window_set_transient_for()). The @flags
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 * argument can be used to make the dialog modal (GTK_DIALOG_MODAL)
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 * and/or to have it destroyed along with its transient parent
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 * (GTK_DIALOG_DESTROY_WITH_PARENT). After @flags, button
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 * text/response ID pairs should be listed, with a NULL pointer ending
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 * the list. Button text can be either a stock ID such as
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 * GTK_STOCK_BUTTON_OK, or some arbitrary text.  A response ID can be
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 * any positive number, or one of the values in the #GtkResponseType
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 * enumeration. If the user clicks one of these dialog buttons,
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 * #GtkDialog will emit the "response" signal with the corresponding
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 * response ID. If a #GtkDialog receives the "delete_event" signal, it
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 * will emit "response" with a response ID of GTK_RESPONSE_DELETE_EVENT.
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 * However, destroying a dialog does not emit the "response" signal;
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 * so be careful relying on "response" when using
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 * the GTK_DIALOG_DESTROY_WITH_PARENT flag. Buttons are from left to right,
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 * so the first button in the list will be the leftmost button in the dialog.
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 *
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 * Here's a simple example:
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 * <programlisting>
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 *  GtkWidget *dialog = gtk_dialog_new_with_buttons ("My dialog",
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 *                                                   main_app_window,
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 *                                                   GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
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 *                                                   GTK_STOCK_BUTTON_OK,
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 *                                                   GTK_RESPONSE_ACCEPT,
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 *                                                   GTK_STOCK_BUTTON_CANCEL,
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 *                                                   GTK_RESPONSE_REJECT,
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 *                                                   NULL);
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 * </programlisting>
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 * 
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 * Return value: a new #GtkDialog
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 **/
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GtkWidget*
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gtk_dialog_new_with_buttons (const gchar    *title,
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                             GtkWindow      *parent,
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                             GtkDialogFlags  flags,
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                             const gchar    *first_button_text,
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                             ...)
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{
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  GtkDialog *dialog;
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  va_list args;
 | 
						|
  
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  dialog = GTK_DIALOG (gtk_dialog_new_empty (title, parent, flags));
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  va_start (args, first_button_text);
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  gtk_dialog_add_buttons_valist (dialog,
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                                 first_button_text,
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                                 args);
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  va_end (args);
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  return GTK_WIDGET (dialog);
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}
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typedef struct _ResponseData ResponseData;
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struct _ResponseData
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{
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  gint response_id;
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};
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static ResponseData*
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get_response_data (GtkWidget *widget)
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						|
{
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  ResponseData *ad = gtk_object_get_data (GTK_OBJECT (widget),
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                                          "gtk-dialog-response-data");
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						|
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						|
  if (ad == NULL)
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    {
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      ad = g_new (ResponseData, 1);
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						|
      
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      gtk_object_set_data_full (GTK_OBJECT (widget),
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                                "gtk-dialog-response-data",
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						|
                                ad,
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                                g_free);
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						|
    }
 | 
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  return ad;
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						|
}
 | 
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 | 
						|
static void
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						|
action_widget_activated (GtkWidget *widget, GtkDialog *dialog)
 | 
						|
{
 | 
						|
  ResponseData *ad;
 | 
						|
  gint response_id;
 | 
						|
  
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						|
  g_return_if_fail (GTK_IS_DIALOG (dialog));
 | 
						|
 | 
						|
  response_id = GTK_RESPONSE_NONE;
 | 
						|
  
 | 
						|
  ad = get_response_data (widget);
 | 
						|
 | 
						|
  g_assert (ad != NULL);
 | 
						|
  
 | 
						|
  response_id = ad->response_id;
 | 
						|
 | 
						|
  gtk_dialog_response (dialog, response_id);
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						|
}
 | 
						|
/**
 | 
						|
 * gtk_dialog_add_action_widget:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * @child: an activatable widget
 | 
						|
 * @response_id: response ID for @child
 | 
						|
 * 
 | 
						|
 * Adds an activatable widget to the action area of a #GtkDialog,
 | 
						|
 * connecting a signal handler that will emit the "response" signal on
 | 
						|
 * the dialog when the widget is activated.  The widget is appended to
 | 
						|
 * the end of the dialog's action area.  If you want to add a
 | 
						|
 * non-activatable widget, simply pack it into the
 | 
						|
 * <literal>action_area</literal> field of the #GtkDialog struct.
 | 
						|
 * 
 | 
						|
 **/
 | 
						|
void
 | 
						|
gtk_dialog_add_action_widget  (GtkDialog *dialog,
 | 
						|
                               GtkWidget *child,
 | 
						|
                               gint       response_id)
 | 
						|
{
 | 
						|
  ResponseData *ad;
 | 
						|
  gint signal_id = 0;
 | 
						|
  
 | 
						|
  g_return_if_fail (GTK_IS_DIALOG (dialog));
 | 
						|
  g_return_if_fail (GTK_IS_WIDGET (child));
 | 
						|
 | 
						|
  ad = get_response_data (child);
 | 
						|
 | 
						|
  ad->response_id = response_id;
 | 
						|
 | 
						|
  if (GTK_IS_BUTTON (child))
 | 
						|
    {
 | 
						|
      signal_id = g_signal_lookup ("clicked", GTK_TYPE_BUTTON);
 | 
						|
    }
 | 
						|
  else
 | 
						|
    signal_id = GTK_WIDGET_GET_CLASS (child)->activate_signal != 0;
 | 
						|
 | 
						|
  if (signal_id)
 | 
						|
    {
 | 
						|
      const gchar* name = gtk_signal_name (signal_id);
 | 
						|
 | 
						|
      gtk_signal_connect_while_alive (GTK_OBJECT (child),
 | 
						|
                                      name,
 | 
						|
                                      GTK_SIGNAL_FUNC (action_widget_activated),
 | 
						|
                                      dialog,
 | 
						|
                                      GTK_OBJECT (dialog));
 | 
						|
    }
 | 
						|
  else
 | 
						|
    g_warning ("Only 'activatable' widgets can be packed into the action area of a GtkDialog");
 | 
						|
 | 
						|
  gtk_box_pack_end (GTK_BOX (dialog->action_area),
 | 
						|
                    child,
 | 
						|
                    FALSE, TRUE, 5);  
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * gtk_dialog_add_button:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * @button_text: text of button, or stock ID
 | 
						|
 * @response_id: response ID for the button
 | 
						|
 * 
 | 
						|
 * Adds a button with the given text (or a stock button, if @button_text is a
 | 
						|
 * stock ID) and sets things up so that clicking the button will emit the
 | 
						|
 * "response" signal with the given @response_id. The button is appended to the
 | 
						|
 * end of the dialog's action area. The button widget is returned, but usually
 | 
						|
 * you don't need it.
 | 
						|
 *
 | 
						|
 * Return value: the button widget that was added
 | 
						|
 **/
 | 
						|
GtkWidget*
 | 
						|
gtk_dialog_add_button (GtkDialog   *dialog,
 | 
						|
                       const gchar *button_text,
 | 
						|
                       gint         response_id)
 | 
						|
{
 | 
						|
  GtkWidget *button;
 | 
						|
  
 | 
						|
  g_return_val_if_fail (GTK_IS_DIALOG (dialog), NULL);
 | 
						|
  g_return_val_if_fail (button_text != NULL, NULL);
 | 
						|
 | 
						|
  button = gtk_button_new_from_stock (button_text);
 | 
						|
 | 
						|
  GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
 | 
						|
  
 | 
						|
  gtk_widget_show (button);
 | 
						|
  
 | 
						|
  gtk_dialog_add_action_widget (dialog,
 | 
						|
                                button,
 | 
						|
                                response_id);
 | 
						|
 | 
						|
  return button;
 | 
						|
}
 | 
						|
 | 
						|
static void
 | 
						|
gtk_dialog_add_buttons_valist(GtkDialog      *dialog,
 | 
						|
                              const gchar    *first_button_text,
 | 
						|
                              va_list         args)
 | 
						|
{
 | 
						|
  const gchar* text;
 | 
						|
  gint response_id;
 | 
						|
 | 
						|
  g_return_if_fail (GTK_IS_DIALOG (dialog));
 | 
						|
  
 | 
						|
  if (first_button_text == NULL)
 | 
						|
    return;
 | 
						|
  
 | 
						|
  text = first_button_text;
 | 
						|
  response_id = va_arg (args, gint);
 | 
						|
 | 
						|
  while (text != NULL)
 | 
						|
    {
 | 
						|
      gtk_dialog_add_button (dialog, text, response_id);
 | 
						|
 | 
						|
      text = va_arg (args, gchar*);
 | 
						|
      if (text == NULL)
 | 
						|
        break;
 | 
						|
      response_id = va_arg (args, int);
 | 
						|
    }
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * gtk_dialog_add_buttons:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * @first_button_text: button text or stock ID
 | 
						|
 * @Varargs: response ID for first button, then more text-response_id pairs
 | 
						|
 * 
 | 
						|
 * Adds more buttons, same as calling gtk_dialog_add_button()
 | 
						|
 * repeatedly.  The variable argument list should be NULL-terminated
 | 
						|
 * as with gtk_dialog_new_with_buttons(). Each button must have both
 | 
						|
 * text and response ID.
 | 
						|
 * 
 | 
						|
 **/
 | 
						|
void
 | 
						|
gtk_dialog_add_buttons (GtkDialog   *dialog,
 | 
						|
                        const gchar *first_button_text,
 | 
						|
                        ...)
 | 
						|
{  
 | 
						|
  va_list args;
 | 
						|
 | 
						|
  va_start (args, first_button_text);
 | 
						|
 | 
						|
  gtk_dialog_add_buttons_valist (dialog,
 | 
						|
                                 first_button_text,
 | 
						|
                                 args);
 | 
						|
  
 | 
						|
  va_end (args);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * gtk_dialog_set_response_sensitive:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * @response_id: a response ID
 | 
						|
 * @setting: %TRUE for sensitive
 | 
						|
 *
 | 
						|
 * Calls gtk_widget_set_sensitive (widget, @setting) for each
 | 
						|
 * widget in the dialog's action area with the given @response_id.
 | 
						|
 * A convenient way to sensitize/desensitize dialog buttons.
 | 
						|
 * 
 | 
						|
 **/
 | 
						|
void
 | 
						|
gtk_dialog_set_response_sensitive (GtkDialog *dialog,
 | 
						|
                                   gint       response_id,
 | 
						|
                                   gboolean   setting)
 | 
						|
{
 | 
						|
  GList *children;
 | 
						|
  GList *tmp_list;
 | 
						|
 | 
						|
  children = gtk_container_children (GTK_CONTAINER (dialog));
 | 
						|
 | 
						|
  tmp_list = children;
 | 
						|
  while (tmp_list != NULL)
 | 
						|
    {
 | 
						|
      GtkWidget *widget = tmp_list->data;
 | 
						|
      ResponseData *rd = g_object_get_data (G_OBJECT (widget),
 | 
						|
                                            "gtk-dialog-response-data");
 | 
						|
 | 
						|
      if (rd && rd->response_id == response_id)
 | 
						|
        gtk_widget_set_sensitive (widget, setting);
 | 
						|
 | 
						|
      tmp_list = g_list_next (tmp_list);
 | 
						|
    }
 | 
						|
 | 
						|
  g_list_free (children);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * gtk_dialog_set_default_response:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * @response_id: a response ID
 | 
						|
 * 
 | 
						|
 * Sets the last widget in the dialog's action area with the given @response_id
 | 
						|
 * as the default widget for the dialog. Pressing "Enter" normally activates
 | 
						|
 * the default widget.
 | 
						|
 * 
 | 
						|
 **/
 | 
						|
void
 | 
						|
gtk_dialog_set_default_response (GtkDialog *dialog,
 | 
						|
                                 gint       response_id)
 | 
						|
{
 | 
						|
  GList *children;
 | 
						|
  GList *tmp_list;
 | 
						|
 | 
						|
  children = gtk_container_children (GTK_CONTAINER (dialog->action_area));
 | 
						|
 | 
						|
  tmp_list = children;
 | 
						|
  while (tmp_list != NULL)
 | 
						|
    {
 | 
						|
      GtkWidget *widget = tmp_list->data;
 | 
						|
      ResponseData *rd = g_object_get_data (G_OBJECT (widget),
 | 
						|
                                            "gtk-dialog-response-data");
 | 
						|
 | 
						|
      if (rd && rd->response_id == response_id)
 | 
						|
	{
 | 
						|
	  gtk_widget_grab_default (widget);
 | 
						|
	  
 | 
						|
	  if (!GTK_WINDOW (dialog)->focus_widget)
 | 
						|
	    gtk_widget_grab_focus (widget);
 | 
						|
	}
 | 
						|
	    
 | 
						|
      tmp_list = g_list_next (tmp_list);
 | 
						|
    }
 | 
						|
 | 
						|
  g_list_free (children);
 | 
						|
}
 | 
						|
 | 
						|
void
 | 
						|
gtk_dialog_set_has_separator (GtkDialog *dialog,
 | 
						|
                              gboolean   setting)
 | 
						|
{
 | 
						|
  g_return_if_fail (GTK_IS_DIALOG (dialog));
 | 
						|
 | 
						|
  /* this might fail if we get called before _init() somehow */
 | 
						|
  g_assert (dialog->vbox != NULL);
 | 
						|
  
 | 
						|
  if (setting && dialog->separator == NULL)
 | 
						|
    {
 | 
						|
      dialog->separator = gtk_hseparator_new ();
 | 
						|
      gtk_box_pack_end (GTK_BOX (dialog->vbox), dialog->separator, FALSE, TRUE, 0);
 | 
						|
 | 
						|
      /* The app programmer could screw this up, but, their own fault.
 | 
						|
       * Moves the separator just above the action area.
 | 
						|
       */
 | 
						|
      gtk_box_reorder_child (GTK_BOX (dialog->vbox), dialog->separator, 1);
 | 
						|
      gtk_widget_show (dialog->separator);
 | 
						|
    }
 | 
						|
  else if (!setting && dialog->separator != NULL)
 | 
						|
    {
 | 
						|
      gtk_widget_destroy (dialog->separator);
 | 
						|
      dialog->separator = NULL;
 | 
						|
    }
 | 
						|
 | 
						|
  g_object_notify (G_OBJECT (dialog), "has_separator");
 | 
						|
}
 | 
						|
 | 
						|
gboolean
 | 
						|
gtk_dialog_get_has_separator (GtkDialog *dialog)
 | 
						|
{
 | 
						|
  g_return_val_if_fail (GTK_IS_DIALOG (dialog), FALSE);
 | 
						|
 | 
						|
  return dialog->separator != NULL;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * gtk_dialog_response:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * @response_id: response ID 
 | 
						|
 * 
 | 
						|
 * Emits the "response" signal with the given response ID. Used to
 | 
						|
 * indicate that the user has responded to the dialog in some way;
 | 
						|
 * typically either you or gtk_dialog_run() will be monitoring the
 | 
						|
 * "response" signal and take appropriate action.
 | 
						|
 **/
 | 
						|
void
 | 
						|
gtk_dialog_response (GtkDialog *dialog,
 | 
						|
                     gint       response_id)
 | 
						|
{
 | 
						|
  g_return_if_fail (dialog != NULL);
 | 
						|
  g_return_if_fail (GTK_IS_DIALOG (dialog));
 | 
						|
 | 
						|
  gtk_signal_emit (GTK_OBJECT (dialog),
 | 
						|
                   dialog_signals[RESPONSE],
 | 
						|
                   response_id);
 | 
						|
}
 | 
						|
 | 
						|
typedef struct
 | 
						|
{
 | 
						|
  GtkDialog *dialog;
 | 
						|
  gint response_id;
 | 
						|
  GMainLoop *loop;
 | 
						|
} RunInfo;
 | 
						|
 | 
						|
static void
 | 
						|
shutdown_loop (RunInfo *ri)
 | 
						|
{
 | 
						|
  if (g_main_loop_is_running (ri->loop))
 | 
						|
    g_main_loop_quit (ri->loop);
 | 
						|
}
 | 
						|
 | 
						|
static void
 | 
						|
run_unmap_handler (GtkDialog *dialog, gpointer data)
 | 
						|
{
 | 
						|
  RunInfo *ri = data;
 | 
						|
 | 
						|
  shutdown_loop (ri);
 | 
						|
}
 | 
						|
 | 
						|
static void
 | 
						|
run_response_handler (GtkDialog *dialog,
 | 
						|
                      gint response_id,
 | 
						|
                      gpointer data)
 | 
						|
{
 | 
						|
  RunInfo *ri;
 | 
						|
 | 
						|
  ri = data;
 | 
						|
 | 
						|
  ri->response_id = response_id;
 | 
						|
 | 
						|
  shutdown_loop (ri);
 | 
						|
}
 | 
						|
 | 
						|
static gint
 | 
						|
run_delete_handler (GtkDialog *dialog,
 | 
						|
                    GdkEventAny *event,
 | 
						|
                    gpointer data)
 | 
						|
{
 | 
						|
  RunInfo *ri = data;
 | 
						|
    
 | 
						|
  shutdown_loop (ri);
 | 
						|
  
 | 
						|
  return TRUE; /* Do not destroy */
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * gtk_dialog_run:
 | 
						|
 * @dialog: a #GtkDialog
 | 
						|
 * 
 | 
						|
 * Blocks in a recursive main loop until the @dialog either emits the
 | 
						|
 * response signal, or is destroyed. If the dialog is destroyed,
 | 
						|
 * gtk_dialog_run() returns GTK_RESPONSE_NONE. Otherwise, it returns
 | 
						|
 * the response ID from the "response" signal emission. Before
 | 
						|
 * entering the recursive main loop, gtk_dialog_run() calls
 | 
						|
 * gtk_widget_show() on the dialog for you. Note that you still
 | 
						|
 * need to show any children of the dialog yourself.
 | 
						|
 *
 | 
						|
 * During gtk_dialog_run(), the default behavior of "delete_event" is
 | 
						|
 * disabled; if the dialog receives "delete_event", it will not be
 | 
						|
 * destroyed as windows usually are, and gtk_dialog_run() will return
 | 
						|
 * GTK_RESPONSE_DELETE_EVENT. Also, during gtk_dialog_run() the dialog will be
 | 
						|
 * modal. You can force gtk_dialog_run() to return at any time by
 | 
						|
 * calling gtk_dialog_response() to emit the "response"
 | 
						|
 * signal. Destroying the dialog during gtk_dialog_run() is a very bad
 | 
						|
 * idea, because your post-run code won't know whether the dialog was
 | 
						|
 * destroyed or not.
 | 
						|
 *
 | 
						|
 * After gtk_dialog_run() returns, you are responsible for hiding or
 | 
						|
 * destroying the dialog if you wish to do so.
 | 
						|
 *
 | 
						|
 * Typical usage of this function might be:
 | 
						|
 * <programlisting>
 | 
						|
 *   gint result = gtk_dialog_run (GTK_DIALOG (dialog));
 | 
						|
 *   switch (result)
 | 
						|
 *     {
 | 
						|
 *       case GTK_RESPONSE_ACCEPT:
 | 
						|
 *          do_application_specific_something ();
 | 
						|
 *          break;
 | 
						|
 *       default:
 | 
						|
 *          do_nothing_since_dialog_was_cancelled ();
 | 
						|
 *          break;
 | 
						|
 *     }
 | 
						|
 *   gtk_widget_destroy (dialog);
 | 
						|
 * </programlisting>
 | 
						|
 * 
 | 
						|
 * Return value: response ID
 | 
						|
 **/
 | 
						|
gint
 | 
						|
gtk_dialog_run (GtkDialog *dialog)
 | 
						|
{
 | 
						|
  RunInfo ri = { NULL, GTK_RESPONSE_NONE, NULL };
 | 
						|
  gboolean was_modal;
 | 
						|
  guint response_handler;
 | 
						|
  guint destroy_handler;
 | 
						|
  guint delete_handler;
 | 
						|
  
 | 
						|
  g_return_val_if_fail (GTK_IS_DIALOG (dialog), -1);
 | 
						|
 | 
						|
  gtk_object_ref (GTK_OBJECT (dialog));
 | 
						|
 | 
						|
  if (!GTK_WIDGET_VISIBLE (dialog))
 | 
						|
    gtk_widget_show (GTK_WIDGET (dialog));
 | 
						|
  
 | 
						|
  was_modal = GTK_WINDOW (dialog)->modal;
 | 
						|
  if (!was_modal)
 | 
						|
    gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
 | 
						|
 | 
						|
  response_handler =
 | 
						|
    gtk_signal_connect (GTK_OBJECT (dialog),
 | 
						|
                        "response",
 | 
						|
                        GTK_SIGNAL_FUNC (run_response_handler),
 | 
						|
                        &ri);
 | 
						|
  
 | 
						|
  destroy_handler =
 | 
						|
    gtk_signal_connect (GTK_OBJECT (dialog),
 | 
						|
                        "unmap",
 | 
						|
                        GTK_SIGNAL_FUNC (run_unmap_handler),
 | 
						|
                        &ri);
 | 
						|
  
 | 
						|
  delete_handler =
 | 
						|
    gtk_signal_connect (GTK_OBJECT (dialog),
 | 
						|
                        "delete_event",
 | 
						|
                        GTK_SIGNAL_FUNC (run_delete_handler),
 | 
						|
                        &ri);
 | 
						|
  
 | 
						|
  ri.loop = g_main_new (FALSE);
 | 
						|
 | 
						|
  g_main_loop_run (ri.loop);
 | 
						|
 | 
						|
  g_main_loop_unref (ri.loop);
 | 
						|
 | 
						|
  ri.loop = NULL;
 | 
						|
  
 | 
						|
  if (!GTK_OBJECT_DESTROYED (dialog))
 | 
						|
    {
 | 
						|
      if (!was_modal)
 | 
						|
        gtk_window_set_modal (GTK_WINDOW(dialog), FALSE);
 | 
						|
      
 | 
						|
      gtk_signal_disconnect (GTK_OBJECT (dialog), destroy_handler);
 | 
						|
      gtk_signal_disconnect (GTK_OBJECT (dialog), response_handler);
 | 
						|
      gtk_signal_disconnect (GTK_OBJECT (dialog), delete_handler);
 | 
						|
    }
 | 
						|
 | 
						|
  gtk_object_unref (GTK_OBJECT (dialog));
 | 
						|
 | 
						|
  return ri.response_id;
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
 | 
						|
 |