gtk2/gtk/gtkshortcutcontroller.c
Matthias Clasen 6d452f1eb8 shortcut: Add GtkShortcutTrigger
Triggers are meant to describe how to trigger a shortcut.
So far only a keyval + modifiers trigger exists.
2020-03-25 22:36:03 -04:00

122 lines
3.5 KiB
C

/*
* Copyright © 2018 Benjamin Otte
*
* 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 2.1 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/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
/**
* SECTION:gtkshortcutcontroller
* @Short_description: Event controller for shortcuts
* @Title: GtkShortcutController
* @See_also: #GtkEventController, #GtkShortcut
*
* #GtkShortcutController is an event controller that manages shortcuts.
**/
#include "config.h"
#include "gtkshortcutcontroller.h"
#include "gtkeventcontrollerprivate.h"
#include "gtkbindings.h"
#include "gtkshortcut.h"
#include "gtkwidgetprivate.h"
#include <gdk/gdk.h>
struct _GtkShortcutController
{
GtkEventController parent_instance;
};
struct _GtkShortcutControllerClass
{
GtkEventControllerClass parent_class;
};
G_DEFINE_TYPE (GtkShortcutController, gtk_shortcut_controller,
GTK_TYPE_EVENT_CONTROLLER)
static void
gtk_shortcut_controller_finalize (GObject *object)
{
//GtkShortcutController *self = GTK_SHORTCUT_CONTROLLER (object);
G_OBJECT_CLASS (gtk_shortcut_controller_parent_class)->finalize (object);
}
static gboolean
gtk_shortcut_controller_trigger_shortcut (GtkShortcutController *self,
GtkShortcut *shortcut,
GdkEvent *event)
{
if (!gtk_shortcut_trigger (shortcut, event))
return FALSE;
return gtk_shortcut_activate (shortcut, gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (self)));
}
static gboolean
gtk_shortcut_controller_handle_event (GtkEventController *controller,
GdkEvent *event,
double x,
double y)
{
GtkShortcutController *self = GTK_SHORTCUT_CONTROLLER (controller);
GdkEventType event_type = gdk_event_get_event_type (event);
GtkWidget *widget;
const GSList *l;
widget = gtk_event_controller_get_widget (controller);
if (event_type == GDK_KEY_PRESS ||
event_type == GDK_KEY_RELEASE)
{
if (gtk_bindings_activate_event (G_OBJECT (widget), event))
return TRUE;
}
for (l = gtk_widget_class_get_shortcuts (GTK_WIDGET_GET_CLASS (widget)); l; l = l->next)
{
if (gtk_shortcut_controller_trigger_shortcut (self, l->data, event))
return TRUE;
}
return FALSE;
}
static void
gtk_shortcut_controller_class_init (GtkShortcutControllerClass *klass)
{
GtkEventControllerClass *controller_class = GTK_EVENT_CONTROLLER_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gtk_shortcut_controller_finalize;
controller_class->handle_event = gtk_shortcut_controller_handle_event;
}
static void
gtk_shortcut_controller_init (GtkShortcutController *controller)
{
}
GtkEventController *
gtk_shortcut_controller_new (void)
{
return g_object_new (GTK_TYPE_SHORTCUT_CONTROLLER,
NULL);
}