[gtk+/gestures: 40/202] widget: Make helper gesture API take GtkGestures
- From: Carlos Garnacho <carlosg src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+/gestures: 40/202] widget: Make helper gesture API take GtkGestures
- Date: Fri, 23 May 2014 17:59:44 +0000 (UTC)
commit 997f05d99b6190321a614e4cbe7c9c1b748a0705
Author: Carlos Garnacho <carlosg gnome org>
Date: Mon Mar 24 14:35:17 2014 +0100
widget: Make helper gesture API take GtkGestures
GtkEventController may be certainly useful to keep event
handling self-contained in other places than gestures, but
the current widget API is highly related to gestures, so
just using GtkGesture as the argument there will be quite
more convenient. The other places where GtkEventController
make sense as a base object will better provide their own
hooks.
gtk/gtkwidget.c | 99 ++++++++++++++++++++++++++----------------------------
gtk/gtkwidget.h | 12 +++---
2 files changed, 54 insertions(+), 57 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index a2b1522..74df382 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -398,7 +398,7 @@ typedef struct {
} GtkWidgetTemplate;
typedef struct {
- GtkEventController *controller;
+ GtkGesture *controller;
guint evmask_notify_id;
guint propagation_phase : 2;
} EventControllerData;
@@ -7130,7 +7130,7 @@ _gtk_widget_get_controllers_evmask (GtkWidget *widget)
for (l = priv->event_controllers; l; l = l->next)
{
data = l->data;
- evmask |= gtk_event_controller_get_event_mask (data->controller);
+ evmask |= gtk_event_controller_get_event_mask (GTK_EVENT_CONTROLLER (data->controller));
}
return evmask;
@@ -7153,7 +7153,8 @@ _gtk_widget_run_controllers (GtkWidget *widget,
data = l->data;
if (data->propagation_phase == phase)
- handled |= gtk_event_controller_handle_event (data->controller, event);
+ handled |= gtk_event_controller_handle_event (GTK_EVENT_CONTROLLER (data->controller),
+ event);
}
return handled;
@@ -11864,7 +11865,7 @@ gtk_widget_finalize (GObject *object)
while (priv->event_controllers)
{
data = priv->event_controllers->data;
- gtk_widget_remove_controller (widget, data->controller);
+ gtk_widget_remove_gesture (widget, data->controller);
}
if (g_object_is_floating (object))
@@ -16538,75 +16539,82 @@ event_controller_notify_event_mask (GtkEventController *controller,
gtk_widget_add_events_internal (widget, NULL, evmask);
}
-void
-gtk_widget_add_controller (GtkWidget *widget,
- GtkEventController *controller,
- GtkPropagationPhase phase)
+EventControllerData *
+_gtk_widget_has_gesture (GtkWidget *widget,
+ GtkGesture *gesture)
{
EventControllerData *data;
GtkWidgetPrivate *priv;
GList *l;
- g_return_if_fail (GTK_IS_WIDGET (widget));
- g_return_if_fail (GTK_IS_EVENT_CONTROLLER (controller));
- g_return_if_fail (phase >= GTK_PHASE_NONE &&
- phase <= GTK_PHASE_BUBBLE);
-
priv = widget->priv;
for (l = priv->event_controllers; l; l = l->next)
{
data = l->data;
+ if (data->controller == gesture)
+ return data;
+ }
- if (data->controller != controller)
- continue;
+ return NULL;
+}
- data->propagation_phase = phase;
- return;
- }
+void
+gtk_widget_add_gesture (GtkWidget *widget,
+ GtkGesture *gesture,
+ GtkPropagationPhase phase)
+{
+ EventControllerData *data;
+ GtkWidgetPrivate *priv;
+
+ g_return_if_fail (GTK_IS_WIDGET (widget));
+ g_return_if_fail (GTK_IS_GESTURE (gesture));
+ g_return_if_fail (phase >= GTK_PHASE_NONE &&
+ phase <= GTK_PHASE_BUBBLE);
+ g_return_if_fail (!_gtk_widget_has_gesture (widget, gesture));
+
+ priv = widget->priv;
data = g_new0 (EventControllerData, 1);
- data->controller = g_object_ref (controller);
+ data->controller = g_object_ref (gesture);
data->propagation_phase = phase;
data->evmask_notify_id =
- g_signal_connect (controller, "notify::event-mask",
+ g_signal_connect (gesture, "notify::event-mask",
G_CALLBACK (event_controller_notify_event_mask), widget);
priv->event_controllers = g_list_prepend (priv->event_controllers, data);
}
void
-gtk_widget_remove_controller (GtkWidget *widget,
- GtkEventController *controller)
+gtk_widget_remove_gesture (GtkWidget *widget,
+ GtkGesture *gesture)
{
EventControllerData *data;
GtkWidgetPrivate *priv;
- GList *l;
g_return_if_fail (GTK_IS_WIDGET (widget));
- g_return_if_fail (GTK_IS_EVENT_CONTROLLER (controller));
+ g_return_if_fail (GTK_IS_GESTURE (gesture));
priv = widget->priv;
+ data = _gtk_widget_has_gesture (widget, gesture);
- for (l = priv->event_controllers; l; l = l->next)
- {
- data = l->data;
+ if (!data)
+ return;
- if (data->controller != controller)
- continue;
+ priv->event_controllers = g_list_remove (priv->event_controllers, data);
- gtk_event_controller_reset (data->controller);
- g_signal_handler_disconnect (data->controller, data->evmask_notify_id);
- g_object_unref (data->controller);
- g_free (data);
- priv->event_controllers = g_list_delete_link (priv->event_controllers, l);
- return;
- }
+ if (g_signal_handler_is_connected (widget, data->grab_notify_id))
+ g_signal_handler_disconnect (widget, data->grab_notify_id);
+
+ g_signal_handler_disconnect (data->controller, data->evmask_notify_id);
+ gtk_event_controller_reset (GTK_EVENT_CONTROLLER (data->controller));
+ g_object_unref (data->controller);
+ g_free (data);
}
GList *
-gtk_widget_list_controllers (GtkWidget *widget,
- GtkPropagationPhase phase)
+gtk_widget_list_gestures (GtkWidget *widget,
+ GtkPropagationPhase phase)
{
EventControllerData *data;
GtkWidgetPrivate *priv;
@@ -16646,12 +16654,7 @@ gtk_widget_get_sequence_state (GtkWidget *widget,
for (l = priv->event_controllers; l; l = l->next)
{
data = l->data;
-
- if (!GTK_IS_GESTURE (data->controller))
- continue;
-
- state = gtk_gesture_get_sequence_state (GTK_GESTURE (data->controller),
- sequence);
+ state = gtk_gesture_get_sequence_state (data->controller, sequence);
if (state != GTK_EVENT_SEQUENCE_NONE)
return state;
}
@@ -16664,10 +16667,8 @@ gtk_widget_set_sequence_state (GtkWidget *widget,
GdkEventSequence *sequence,
GtkEventSequenceState state)
{
- EventControllerData *data;
gboolean handled = FALSE;
GtkWidget *event_widget;
- GtkWidgetPrivate *priv;
const GdkEvent *event;
g_return_if_fail (GTK_IS_WIDGET (widget));
@@ -16680,16 +16681,12 @@ gtk_widget_set_sequence_state (GtkWidget *widget,
if (!handled)
return;
- priv = widget->priv;
- data = priv->event_controllers->data;
- event = gtk_gesture_get_last_event (GTK_GESTURE (data->controller), sequence);
+ event = _gtk_widget_get_last_event (widget, sequence);
if (!event)
return;
event_widget = gtk_get_event_widget ((GdkEvent *) event);
- g_assert (widget == event_widget ||
- gtk_widget_is_ancestor (event_widget, widget));
while (event_widget)
{
diff --git a/gtk/gtkwidget.h b/gtk/gtkwidget.h
index f3b2cf0..5795865 100644
--- a/gtk/gtkwidget.h
+++ b/gtk/gtkwidget.h
@@ -33,7 +33,7 @@
#include <gtk/gtkaccelgroup.h>
#include <gtk/gtkborder.h>
#include <gtk/gtktypes.h>
-#include <gtk/gtkeventcontroller.h>
+#include <gtk/gtkgesture.h>
#include <atk/atk.h>
G_BEGIN_DECLS
@@ -1471,14 +1471,14 @@ void gtk_widget_class_bind_template_child_full (GtkWidgetClass *
gssize struct_offset);
GDK_AVAILABLE_IN_3_14
-void gtk_widget_add_controller (GtkWidget *widget,
- GtkEventController *controller,
+void gtk_widget_add_gesture (GtkWidget *widget,
+ GtkGesture *gesture,
GtkPropagationPhase phase);
GDK_AVAILABLE_IN_3_14
-void gtk_widget_remove_controller (GtkWidget *widget,
- GtkEventController *controller);
+void gtk_widget_remove_gesture (GtkWidget *widget,
+ GtkGesture *gesture);
GDK_AVAILABLE_IN_3_14
-GList * gtk_widget_list_controllers (GtkWidget *widget,
+GList * gtk_widget_list_gestures (GtkWidget *widget,
GtkPropagationPhase phase);
GDK_AVAILABLE_IN_3_14
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