#include "config.h"
#include "gdkinternals.h"
+#include "gdkdisplayprivate.h"
#include <string.h>
#include <math.h>
/* Private variable declarations
*/
-GdkEventFunc _gdk_event_func = NULL; /* Callback for events */
-gpointer _gdk_event_data = NULL;
-GDestroyNotify _gdk_event_notify = NULL;
+static GdkEventFunc _gdk_event_func = NULL; /* Callback for events */
+static gpointer _gdk_event_data = NULL;
+static GDestroyNotify _gdk_event_notify = NULL;
+
+void
+_gdk_event_emit (GdkEvent *event)
+{
+ if (_gdk_event_func)
+ (*_gdk_event_func) (event, _gdk_event_data);
+}
/*********************************************
* Functions for maintaining the event queue *
_gdk_event_notify = notify;
}
+/**
+ * gdk_events_pending:
+ *
+ * Checks if any events are ready to be processed for any display.
+ *
+ * Return value: %TRUE if any events are pending.
+ */
+gboolean
+gdk_events_pending (void)
+{
+ GSList *list, *l;
+ gboolean pending;
+
+ pending = FALSE;
+ list = gdk_display_manager_list_displays (gdk_display_manager_get ());
+ for (l = list; l; l = l->next)
+ {
+ if (_gdk_event_queue_find_first (l->data))
+ {
+ pending = TRUE;
+ goto out;
+ }
+ }
+
+ for (l = list; l; l = l->next)
+ {
+ if (gdk_display_has_pending (l->data))
+ {
+ pending = TRUE;
+ goto out;
+ }
+ }
+
+ out:
+ g_slist_free (list);
+
+ return pending;
+}
+
/**
* gdk_event_get:
*
GdkEvent*
gdk_event_get (void)
{
- GSList *tmp_list;
+ GSList *list, *l;
+ GdkEvent *event;
- for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
+ event = NULL;
+ list = gdk_display_manager_list_displays (gdk_display_manager_get ());
+ for (l = list; l; l = l->next)
{
- GdkEvent *event = gdk_display_get_event (tmp_list->data);
+ event = gdk_display_get_event (l->data);
if (event)
- return event;
+ break;
}
- return NULL;
+ g_slist_free (list);
+
+ return event;
}
/**
GdkEvent*
gdk_event_peek (void)
{
- GSList *tmp_list;
+ GSList *list, *l;
+ GdkEvent *event;
- for (tmp_list = _gdk_displays; tmp_list; tmp_list = tmp_list->next)
+ event = NULL;
+ list = gdk_display_manager_list_displays (gdk_display_manager_get ());
+ for (l = list; l; l = l->next)
{
- GdkEvent *event = gdk_display_peek_event (tmp_list->data);
+ event = gdk_display_peek_event (l->data);
if (event)
- return event;
+ break;
}
- return NULL;
+ g_slist_free (list);
+
+ return event;
}
/**
{
GdkEventPrivate *new_private;
GdkEvent *new_event;
-
+
g_return_val_if_fail (event != NULL, NULL);
-
+
new_event = gdk_event_new (GDK_NOTHING);
new_private = (GdkEventPrivate *)new_event;
new_private->screen = private->screen;
new_private->device = private->device;
+ new_private->source_device = private->source_device;
}
-
+
switch (event->any.type)
{
case GDK_KEY_PRESS:
case GDK_KEY_RELEASE:
new_event->key.string = g_strdup (event->key.string);
break;
-
+
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
if (event->crossing.subwindow != NULL)
- g_object_ref (event->crossing.subwindow);
+ g_object_ref (event->crossing.subwindow);
break;
-
+
case GDK_DRAG_ENTER:
case GDK_DRAG_LEAVE:
case GDK_DRAG_MOTION:
case GDK_DROP_FINISHED:
g_object_ref (event->dnd.context);
break;
-
+
case GDK_EXPOSE:
case GDK_DAMAGE:
if (event->expose.region)
- new_event->expose.region = cairo_region_copy (event->expose.region);
+ new_event->expose.region = cairo_region_copy (event->expose.region);
break;
-
+
case GDK_SETTING:
new_event->setting.name = g_strdup (new_event->setting.name);
break;
case GDK_BUTTON_PRESS:
+ case GDK_2BUTTON_PRESS:
+ case GDK_3BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
- if (event->button.axes)
- new_event->button.axes = g_memdup (event->button.axes,
- sizeof (gdouble) * event->button.device->num_axes);
+ if (event->button.axes)
+ new_event->button.axes = g_memdup (event->button.axes,
+ sizeof (gdouble) * gdk_device_get_n_axes (event->button.device));
break;
case GDK_MOTION_NOTIFY:
- if (event->motion.axes)
- new_event->motion.axes = g_memdup (event->motion.axes,
- sizeof (gdouble) * event->motion.device->num_axes);
-
+ if (event->motion.axes)
+ new_event->motion.axes = g_memdup (event->motion.axes,
+ sizeof (gdouble) * gdk_device_get_n_axes (event->motion.device));
break;
-
+
+ case GDK_OWNER_CHANGE:
+ new_event->owner_change.owner = event->owner_change.owner;
+ if (new_event->owner_change.owner)
+ g_object_ref (new_event->owner_change.owner);
+ break;
+
+ case GDK_SELECTION_CLEAR:
+ case GDK_SELECTION_NOTIFY:
+ case GDK_SELECTION_REQUEST:
+ new_event->selection.requestor = event->selection.requestor;
+ if (new_event->selection.requestor)
+ g_object_unref (new_event->selection.requestor);
+ break;
+
default:
break;
}
if (gdk_event_is_allocated (event))
- _gdk_windowing_event_data_copy (event, new_event);
-
+ _gdk_display_event_data_copy (gdk_display_get_default (), event, new_event);
+
return new_event;
}
void
gdk_event_free (GdkEvent *event)
{
+ GdkDisplay *display;
+
g_return_if_fail (event != NULL);
if (event->any.window)
break;
case GDK_BUTTON_PRESS:
+ case GDK_2BUTTON_PRESS:
+ case GDK_3BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
g_free (event->button.axes);
break;
g_free (event->setting.name);
break;
+ case GDK_OWNER_CHANGE:
+ if (event->owner_change.owner)
+ g_object_unref (event->owner_change.owner);
+ break;
+
+ case GDK_SELECTION_CLEAR:
+ case GDK_SELECTION_NOTIFY:
+ case GDK_SELECTION_REQUEST:
+ if (event->selection.requestor)
+ g_object_unref (event->selection.requestor);
+ break;
+
default:
break;
}
- _gdk_windowing_event_data_free (event);
+ display = gdk_display_get_default ();
+ if (display)
+ _gdk_display_event_data_free (display, event);
g_hash_table_remove (event_hash, event);
g_slice_free (GdkEventPrivate, (GdkEventPrivate*) event);
return event->dnd.time;
case GDK_CLIENT_EVENT:
case GDK_VISIBILITY_NOTIFY:
- case GDK_NO_EXPOSE:
case GDK_CONFIGURE:
case GDK_FOCUS_CHANGE:
case GDK_NOTHING:
*state = event->crossing.state;
return TRUE;
case GDK_PROPERTY_NOTIFY:
- *state = event->property.state;
- return TRUE;
case GDK_VISIBILITY_NOTIFY:
case GDK_CLIENT_EVENT:
- case GDK_NO_EXPOSE:
case GDK_CONFIGURE:
case GDK_FOCUS_CHANGE:
case GDK_SELECTION_CLEAR:
/**
* gdk_event_get_axis:
* @event: a #GdkEvent
- * @axis_use: (out): the axis use to look for
+ * @axis_use: the axis use to look for
* @value: (out): location to store the value found
*
* Extract the axis value for a particular axis use from
}
}
+/**
+ * gdk_event_set_source_device:
+ * @event: a #GdkEvent
+ * @device: a #GdkDevice
+ *
+ * Sets the slave device for @event to @device.
+ *
+ * The event must have been allocated by GTK+,
+ * for instance by gdk_event_copy().
+ *
+ * Since: 3.0
+ **/
+void
+gdk_event_set_source_device (GdkEvent *event,
+ GdkDevice *device)
+{
+ GdkEventPrivate *private;
+
+ g_return_if_fail (gdk_event_is_allocated (event));
+ g_return_if_fail (GDK_IS_DEVICE (device));
+
+ private = (GdkEventPrivate *) event;
+
+ private->source_device = device;
+}
+
+/**
+ * gdk_event_get_source_device:
+ * @event: a #GdkEvent
+ *
+ * This function returns the hardware (slave) #GdkDevice that has
+ * triggered the event, falling back to the virtual (master) device
+ * (as in gdk_event_get_device()) if the event wasn't caused by
+ * interaction with a hardware device. This may happen for example
+ * in synthesized crossing events after a #GdkWindow updates its
+ * geometry or a grab is acquired/released.
+ *
+ * If the event does not contain a device field, this function will
+ * return %NULL.
+ *
+ * Returns: (transfer none): a #GdkDevice, or %NULL.
+ *
+ * Since: 3.0
+ **/
+GdkDevice *
+gdk_event_get_source_device (const GdkEvent *event)
+{
+ GdkEventPrivate *private;
+
+ g_return_val_if_fail (event != NULL, NULL);
+
+ if (!gdk_event_is_allocated (event))
+ return NULL;
+
+ private = (GdkEventPrivate *) event;
+
+ if (private->source_device)
+ return private->source_device;
+
+ /* Fallback to event device */
+ return gdk_event_get_device (event);
+}
+
/**
* gdk_event_request_motions:
* @event: a valid #GdkEvent
*
* Request more motion notifies if @event is a motion notify hint event.
+ *
* This function should be used instead of gdk_window_get_pointer() to
* request further motion notifies, because it also works for extension
* events where motion notifies are provided for devices other than the
* motion events from a %GDK_MOTION_NOTIFY event usually works like this:
*
* |[
- * {
+ * {
* /* motion_event handler */
* x = motion_event->x;
* y = motion_event->y;
* gdk_events_get_distance:
* @event1: first #GdkEvent
* @event2: second #GdkEvent
- * @distance: return location for the distance
+ * @distance: (out): return location for the distance
*
* If both events have X/Y information, the distance between both coordinates
* (as in a straight line going from @event1 to @event2) will be returned.
* gdk_events_get_angle:
* @event1: first #GdkEvent
* @event2: second #GdkEvent
- * @angle: return location for the relative angle between both events
+ * @angle: (out): return location for the relative angle between both events
*
* If both events contain X/Y information, this function will return %TRUE
* and return in @angle the relative angle from @event1 to @event2. The rotation
* to which <literal>event->motion.x_root</literal> and
* <literal>event->motion.y_root</literal> are relative.
*
- * Return value: the screen for the event
+ * Return value: (transfer none): the screen for the event
*
* Since: 2.2
**/
static void
gdk_synthesize_click (GdkDisplay *display,
- GdkEvent *event,
- gint nclicks)
+ GdkEvent *event,
+ gint nclicks)
{
- GdkEvent temp_event;
GdkEvent *event_copy;
- GList *link;
-
- g_return_if_fail (event != NULL);
-
- temp_event = *event;
- temp_event.type = (nclicks == 2) ? GDK_2BUTTON_PRESS : GDK_3BUTTON_PRESS;
- event_copy = gdk_event_copy (&temp_event);
- link = _gdk_event_queue_append (display, event_copy);
+ event_copy = gdk_event_copy (event);
+ event_copy->type = (nclicks == 2) ? GDK_2BUTTON_PRESS : GDK_3BUTTON_PRESS;
+
+ _gdk_event_queue_append (display, event_copy);
}
void
{
GdkMultipleClickInfo *info;
+ g_return_if_fail (event->type == GDK_BUTTON_PRESS);
+
info = g_hash_table_lookup (display->multiple_click_info, event->button.device);
if (G_UNLIKELY (!info))
temp_event.window_state.type = GDK_WINDOW_STATE;
temp_event.window_state.send_event = FALSE;
- old = ((GdkWindowObject*) temp_event.window_state.window)->state;
+ old = temp_event.window_state.window->state;
temp_event.window_state.new_window_state = old;
temp_event.window_state.new_window_state |= set_flags;
* inconsistent state to the user.
*/
- ((GdkWindowObject*) window)->state = temp_event.window_state.new_window_state;
+ window->state = temp_event.window_state.new_window_state;
if (temp_event.window_state.changed_mask & GDK_WINDOW_STATE_WITHDRAWN)
_gdk_window_update_viewable (window);
* Non-toplevels do use the GDK_WINDOW_STATE_WITHDRAWN flag
* internally so we needed to update window->state.
*/
- switch (((GdkWindowObject*) window)->window_type)
+ switch (window->window_type)
{
case GDK_WINDOW_TOPLEVEL:
case GDK_WINDOW_TEMP: /* ? */
projects / ~andy / gtk / blobdiff