forked from AuroraMiddleware/gtk
cd601ffb9e
Make it possible for event controllers to obtain the target widget during handle_event.
62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
/* GTK - The GIMP Toolkit
|
|
* Copyright (C) 2012, One Laptop Per Child.
|
|
* Copyright (C) 2014, Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Author(s): Carlos Garnacho <carlosg@gnome.org>
|
|
*/
|
|
#ifndef __GTK_EVENT_CONTROLLER_PRIVATE_H__
|
|
#define __GTK_EVENT_CONTROLLER_PRIVATE_H__
|
|
|
|
#include "gtkeventcontroller.h"
|
|
|
|
struct _GtkEventController
|
|
{
|
|
GObject parent_instance;
|
|
};
|
|
|
|
struct _GtkEventControllerClass
|
|
{
|
|
GObjectClass parent_class;
|
|
|
|
void (* set_widget) (GtkEventController *controller,
|
|
GtkWidget *widget);
|
|
void (* unset_widget) (GtkEventController *controller);
|
|
gboolean (* handle_event) (GtkEventController *controller,
|
|
const GdkEvent *event,
|
|
double x,
|
|
double y);
|
|
void (* reset) (GtkEventController *controller);
|
|
|
|
void (* handle_crossing) (GtkEventController *controller,
|
|
const GtkCrossingData *crossing,
|
|
double x,
|
|
double y);
|
|
|
|
/*<private>*/
|
|
|
|
/* Tells whether the event is filtered out, %TRUE makes
|
|
* the event unseen by the handle_event vfunc.
|
|
*/
|
|
gboolean (* filter_event) (GtkEventController *controller,
|
|
const GdkEvent *event);
|
|
|
|
gpointer padding[10];
|
|
};
|
|
|
|
GtkWidget *gtk_event_controller_get_target (GtkEventController *controller);
|
|
|
|
#endif /* __GTK_EVENT_CONTROLLER_PRIVATE_H__ */
|