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stage: Make per-actor motion event delivery accessors public

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Complete the quest of commit bc548dc862
by making the ClutterStage methods for controlling the per-actor motion
and crossing event delivery public, and deprecating the global ones.
This commit is contained in:
Emmanuele Bassi 2011-06-20 11:41:28 +01:00
parent 5002ff7a96
commit b6eb5728e1
9 changed files with 88 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
clutter/clutter-device-manager.c
View File

@ -422,7 +422,7 @@ _clutter_device_manager_update_devices (ClutterDeviceManager *device_manager)
* since the source of the events will always be set to be
* the stage
*/
if (!_clutter_stage_get_motion_events_enabled (device->stage))
if (!clutter_stage_get_motion_events_enabled (device->stage))
continue;
_clutter_input_device_update (device, TRUE);

8
clutter/clutter-drag-action.c
View File

@ -164,7 +164,7 @@ emit_drag_begin (ClutterDragAction *action,
ClutterDragActionPrivate *priv = action->priv;
if (priv->stage != NULL)
_clutter_stage_set_motion_events_enabled (priv->stage, FALSE);
clutter_stage_set_motion_events_enabled (priv->stage, FALSE);
g_signal_emit (action, drag_signals[DRAG_BEGIN], 0,
actor,
@ -262,8 +262,8 @@ emit_drag_end (ClutterDragAction *action,
priv->capture_id = 0;
}
_clutter_stage_set_motion_events_enabled (priv->stage,
priv->motion_events_enabled);
clutter_stage_set_motion_events_enabled (priv->stage,
priv->motion_events_enabled);
priv->in_drag = FALSE;
}
@ -345,7 +345,7 @@ on_button_press (ClutterActor *actor,
&priv->transformed_press_y);
priv->motion_events_enabled =
_clutter_stage_get_motion_events_enabled (priv->stage);
clutter_stage_get_motion_events_enabled (priv->stage);
if (priv->x_drag_threshold == 0 || priv->y_drag_threshold == 0)
emit_drag_begin (action, actor, event);

12
clutter/clutter-main.c
View File

@ -247,8 +247,8 @@ clutter_redraw (ClutterStage *stage)
* clutter_set_motion_events_enabled:
* @enable: %TRUE to enable per-actor motion events
*
* Sets whether per-actor motion events should be enabled or not (the
* default is to enable them).
* Sets whether per-actor motion events should be enabled or not on
* all #ClutterStage<!-- -->s managed by Clutter.
*
* If @enable is %FALSE the following events will not work:
* <itemizedlist>
@ -259,6 +259,8 @@ clutter_redraw (ClutterStage *stage)
* </itemizedlist>
*
* Since: 0.6
*
* Deprecated: 1.8: Use clutter_stage_set_motion_events_enabled() instead.
*/
void
clutter_set_motion_events_enabled (gboolean enable)
@ -283,7 +285,7 @@ clutter_set_motion_events_enabled (gboolean enable)
l != NULL;
l = l->next)
{
_clutter_stage_set_motion_events_enabled (l->data, enable);
clutter_stage_set_motion_events_enabled (l->data, enable);
}
}
@ -295,6 +297,8 @@ clutter_set_motion_events_enabled (gboolean enable)
* Return value: %TRUE if the motion events are enabled
*
* Since: 0.6
*
* Deprecated: 1.8: Use clutter_stage_get_motion_events_enabled() instead.
*/
gboolean
clutter_get_motion_events_enabled (void)
@ -2132,7 +2136,7 @@ _clutter_process_event_details (ClutterActor *stage,
case CLUTTER_MOTION:
/* only the stage gets motion events if they are enabled */
if (!_clutter_stage_get_motion_events_enabled (CLUTTER_STAGE (stage)) &&
if (!clutter_stage_get_motion_events_enabled (CLUTTER_STAGE (stage)) &&
event->any.source == NULL)
{
/* Only stage gets motion events */

3
clutter/clutter-main.h
View File

@ -143,8 +143,10 @@ guint clutter_threads_add_repaint_func (GSourceFunc func,
GDestroyNotify notify);
void clutter_threads_remove_repaint_func (guint handle_id);
#ifndef CLUTTER_DISABLE_DEPRECATED
void clutter_set_motion_events_enabled (gboolean enable);
gboolean clutter_get_motion_events_enabled (void);
#endif /* CLUTTER_DISABLE_DEPRECATED */
void clutter_set_default_frame_rate (guint frames_per_sec);
guint clutter_get_default_frame_rate (void);
@ -165,7 +167,6 @@ ClutterInputDevice *clutter_get_input_device_for_id (gint id_);
void clutter_grab_pointer_for_device (ClutterActor *actor,
gint id_);
void clutter_ungrab_pointer_for_device (gint id_);
PangoFontMap * clutter_get_font_map (void);

4
clutter/clutter-stage-private.h
View File

@ -90,10 +90,6 @@ void _clutter_stage_remove_device (ClutterStage *stage,
gboolean _clutter_stage_has_device (ClutterStage *stage,
ClutterInputDevice *device);
void _clutter_stage_set_motion_events_enabled (ClutterStage *stage,
gboolean enabled);
gboolean _clutter_stage_get_motion_events_enabled (ClutterStage *stage);
CoglFramebuffer *_clutter_stage_get_active_framebuffer (ClutterStage *stage);
gint32 _clutter_stage_acquire_pick_id (ClutterStage *stage,

60
clutter/clutter-stage.c
View File

@ -3974,23 +3974,69 @@ _clutter_stage_has_device (ClutterStage *stage,
return g_hash_table_lookup (priv->devices, device) != NULL;
}
/**
* clutter_stage_set_motion_events_enabled:
* @stage: a #ClutterStage
* @enabled: %TRUE to enable the motion events delivery, and %FALSE
* otherwise
*
* Sets whether per-actor motion events (and relative crossing
* events) should be disabled or not.
*
* The default is %TRUE.
*
* If @enable is %FALSE the following events will not be delivered
* to the actors children of @stage.
*
* <itemizedlist>
* <listitem><para>#ClutterActor::motion-event</para></listitem>
* <listitem><para>#ClutterActor::enter-event</para></listitem>
* <listitem><para>#ClutterActor::leave-event</para></listitem>
* </itemizedlist>
*
* The events will still be delivered to the #ClutterStage.
*
* The main side effect of this function is that disabling the motion
* events will disable picking to detect the #ClutterActor underneath
* the pointer for each motion event. This is useful, for instance,
* when dragging a #ClutterActor across the @stage: the actor underneath
* the pointer is not going to change, so it's meaningless to perform
* a pick.
*
* Since: 1.8
*/
void
_clutter_stage_set_motion_events_enabled (ClutterStage *stage,
gboolean enabled)
clutter_stage_set_motion_events_enabled (ClutterStage *stage,
gboolean enabled)
{
ClutterStagePrivate *priv = stage->priv;
ClutterStagePrivate *priv;
g_return_if_fail (CLUTTER_IS_STAGE (stage));
priv = stage->priv;
enabled = !!enabled;
if (priv->motion_events_enabled != enabled)
{
priv->motion_events_enabled = enabled;
}
priv->motion_events_enabled = enabled;
}
/**
* clutter_stage_get_motion_events_enabled:
* @stage: a #ClutterStage
*
* Retrieves the value set using clutter_stage_set_motion_events_enabled().
*
* Return value: %TRUE if the per-actor motion event delivery is enabled
* and %FALSE otherwise
*
* Since: 1.8
*/
gboolean
_clutter_stage_get_motion_events_enabled (ClutterStage *stage)
clutter_stage_get_motion_events_enabled (ClutterStage *stage)
{
g_return_val_if_fail (CLUTTER_IS_STAGE (stage), FALSE);
return stage->priv->motion_events_enabled;
}

5
clutter/clutter-stage.h
View File

@ -262,6 +262,11 @@ void clutter_stage_set_accept_focus (ClutterStage *stage,
gboolean accept_focus);
gboolean clutter_stage_get_accept_focus (ClutterStage *stage);
void clutter_stage_set_motion_events_enabled (ClutterStage *stage,
gboolean enabled);
gboolean clutter_stage_get_motion_events_enabled (ClutterStage *stage);
/* Commodity macro, for mallum only */
#define clutter_stage_add(stage,actor) G_STMT_START { \
if (CLUTTER_IS_STAGE ((stage)) && CLUTTER_IS_ACTOR ((actor))) \

11
tests/interactive/test-events.c
View File

@ -70,17 +70,20 @@ blue_button_cb (ClutterActor *actor,
}
static gboolean
red_button_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer data)
red_button_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer data)
{
ClutterActor *stage;
if (IsMotion)
IsMotion = FALSE;
else
IsMotion = TRUE;
clutter_set_motion_events_enabled (IsMotion);
stage = clutter_actor_get_stage (actor);
clutter_stage_set_motion_events_enabled (CLUTTER_STAGE (stage),
IsMotion);
g_print ("*** Per actor motion events %s ***\n",
IsMotion ? "enabled" : "disabled");

10
tests/interactive/test-grab.c
View File

@ -107,10 +107,16 @@ green_press_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer data)
{
clutter_set_motion_events_enabled (!clutter_get_motion_events_enabled ());
ClutterActor *stage;
gboolean enabled;
stage = clutter_actor_get_stage (actor);
enabled = !clutter_stage_get_motion_events_enabled (CLUTTER_STAGE (stage));
clutter_stage_set_motion_events_enabled (CLUTTER_STAGE (stage), enabled);
g_print ("per actor motion events are now %s\n",
clutter_get_motion_events_enabled () ? "enabled" : "disabled");
enabled ? "enabled" : "disabled");
return FALSE;
}