/* GTK - The GIMP Toolkit
* Copyright ( C ) 2017 , 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 >
*/
/**
* GtkEventControllerLegacy :
*
* Provides raw access to the event stream .
*
* It should only be used as a last resort if none of the other event
* controllers or gestures do the job .
*/
#include "config.h"
#include "gtkeventcontrollerlegacy.h"
#include "gtkeventcontrollerprivate.h"
#include "gtkmarshalers.h"
#include "gdk/gdkmarshalers.h"
#include "gtkprivate.h"
struct _GtkEventControllerLegacy
{
GtkEventController parent_instance;
};
struct _GtkEventControllerLegacyClass
{
GtkEventControllerClass parent_class;
};
enum {
EVENT,
N_SIGNALS
};
static guint signals[N_SIGNALS] = { 0 , };
G_DEFINE_TYPE (GtkEventControllerLegacy, gtk_event_controller_legacy,
GTK_TYPE_EVENT_CONTROLLER)
static gboolean
gtk_event_controller_legacy_handle_event (GtkEventController *controller,
GdkEvent *event,
double x,
double y)
{
gboolean handled;
g_signal_emit (controller, signals[EVENT], 0 , event, &handled);
return handled;
}
static void
gtk_event_controller_legacy_class_init (GtkEventControllerLegacyClass *klass)
{
GtkEventControllerClass *controller_class = GTK_EVENT_CONTROLLER_CLASS (klass);
controller_class->handle_event = gtk_event_controller_legacy_handle_event;
/**
* GtkEventControllerLegacy : : event :
* @ controller : the object which received the signal
* @ event : the ` GdkEvent ` which triggered this signal
*
* Emitted for each GDK event delivered to @ controller .
*
* Returns : % TRUE to stop other handlers from being invoked for the event
* and the emission of this signal . % FALSE to propagate the event further .
*/
signals[EVENT] =
g_signal_new (I_("event" ),
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0 , _gtk_boolean_handled_accumulator, NULL,
_gdk_marshal_BOOLEAN__POINTER,
G_TYPE_BOOLEAN, 1 ,
GDK_TYPE_EVENT);
g_signal_set_va_marshaller (signals[EVENT], G_TYPE_FROM_CLASS (klass),
_gdk_marshal_BOOLEAN__POINTERv);
}
static void
gtk_event_controller_legacy_init (GtkEventControllerLegacy *controller)
{
}
/**
* gtk_event_controller_legacy_new :
*
* Creates a new legacy event controller .
*
* Returns : the newly created event controller .
*/
GtkEventController *
gtk_event_controller_legacy_new (void )
{
return g_object_new (GTK_TYPE_EVENT_CONTROLLER_LEGACY,
NULL);
}
Messung V0.5 in Prozent C=98 H=96 G=96
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-07-02)
¤
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