static void
ide_frame_constructed (GObject *object)
{
IdeFrame *self = (IdeFrame *)object;
IdeFramePrivate *priv = ide_frame_get_instance_private (self);
g_assert (IDE_IS_FRAME (self));
G_OBJECT_CLASS (ide_frame_parent_class)->constructed (object);
priv->addins = peas_extension_set_new (peas_engine_get_default (),
IDE_TYPE_FRAME_ADDIN,
NULL);
g_signal_connect (priv->addins,
"extension-added",
G_CALLBACK (ide_frame_addin_added),
self);
g_signal_connect (priv->addins,
"extension-removed",
G_CALLBACK (ide_frame_addin_removed),
self);
peas_extension_set_foreach (priv->addins,
ide_frame_addin_added,
self);
gtk_widget_add_events (GTK_WIDGET (priv->event_box), GDK_TOUCH_MASK);
priv->pan = g_object_new (GTK_TYPE_GESTURE_PAN,
"widget", priv->event_box,
"orientation", GTK_ORIENTATION_HORIZONTAL,
"n-points", 3,
NULL);
g_signal_connect_swapped (priv->pan,
"begin",
G_CALLBACK (ide_frame_pan_begin),
self);
g_signal_connect_swapped (priv->pan,
"update",
G_CALLBACK (ide_frame_pan_update),
self);
g_signal_connect_swapped (priv->pan,
"end",
G_CALLBACK (ide_frame_pan_end),
self);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (priv->pan),
GTK_PHASE_BUBBLE);
/*
* FIXME: Our priv->pan gesture does not activate unless we add another
* dummy gesture. I currently have no idea why that is.
*
* https://bugzilla.gnome.org/show_bug.cgi?id=788914
*/
priv->dummy = gtk_gesture_rotate_new (GTK_WIDGET (priv->event_box));
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (priv->dummy),
GTK_PHASE_BUBBLE);
}
GtkWidget *
do_gestures (GtkWidget *do_widget)
{
GtkWidget *drawing_area;
GtkGesture *gesture;
if (!window)
{
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 400, 400);
gtk_window_set_title (GTK_WINDOW (window), "Gestures");
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
drawing_area = gtk_drawing_area_new ();
gtk_container_add (GTK_CONTAINER (window), drawing_area);
gtk_widget_add_events (drawing_area,
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK | GDK_TOUCH_MASK);
g_signal_connect (drawing_area, "draw",
G_CALLBACK (drawing_area_draw), NULL);
/* Swipe */
gesture = gtk_gesture_swipe_new (drawing_area);
g_signal_connect (gesture, "swipe",
G_CALLBACK (swipe_gesture_swept), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
/* Long press */
gesture = gtk_gesture_long_press_new (drawing_area);
g_signal_connect (gesture, "pressed",
G_CALLBACK (long_press_gesture_pressed), drawing_area);
g_signal_connect (gesture, "end",
G_CALLBACK (long_press_gesture_end), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
/* Rotate */
rotate = gesture = gtk_gesture_rotate_new (drawing_area);
g_signal_connect (gesture, "angle-changed",
G_CALLBACK (rotation_angle_changed), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
/* Zoom */
zoom = gesture = gtk_gesture_zoom_new (drawing_area);
g_signal_connect (gesture, "scale-changed",
G_CALLBACK (zoom_scale_changed), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show_all (window);
else
{
gtk_widget_destroy (window);
window = NULL;
}
return window;
}
