stage: Do not use weak refs with actors
ClutterActor provides a signal for notifying destruction: using weak references is neither indicated nor recommended.
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@ -2980,20 +2980,10 @@ clutter_stage_get_title (ClutterStage *stage)
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}
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static void
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on_key_focused_weak_notify (gpointer data,
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GObject *where_the_object_was)
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on_key_focus_destroy (ClutterActor *actor,
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ClutterStage *stage)
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{
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ClutterStagePrivate *priv;
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ClutterStage *stage = CLUTTER_STAGE (data);
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g_return_if_fail (CLUTTER_IS_STAGE (stage));
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priv = stage->priv;
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priv->key_focused_actor = NULL;
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/* focused actor has dissapeared - fall back to stage
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* FIXME: need some kind of signal dance/block here.
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*/
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/* unset the key focus */
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clutter_stage_set_key_focus (stage, NULL);
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}
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@ -3019,10 +3009,13 @@ clutter_stage_set_key_focus (ClutterStage *stage,
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priv = stage->priv;
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/* avoid emitting signals and notifications if we're setting the same
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* actor as the key focus
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*/
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if (priv->key_focused_actor == actor)
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return;
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if (priv->key_focused_actor)
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if (priv->key_focused_actor != NULL)
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{
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ClutterActor *old_focused_actor;
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@ -3032,11 +3025,9 @@ clutter_stage_set_key_focus (ClutterStage *stage,
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* might hide the previously focused actor in the signal handler and we'd
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* get re-entrant call and get glib critical from g_object_weak_unref
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*/
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g_object_weak_unref (G_OBJECT (priv->key_focused_actor),
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on_key_focused_weak_notify,
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stage);
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g_signal_handlers_disconnect_by_func (priv->key_focused_actor,
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G_CALLBACK (on_key_focus_destroy),
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stage);
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priv->key_focused_actor = NULL;
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g_signal_emit_by_name (old_focused_actor, "key-focus-out");
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@ -3049,14 +3040,13 @@ clutter_stage_set_key_focus (ClutterStage *stage,
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* intended. The order of events would be:
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* 1st focus-out, 2nd focus-out (on stage), 2nd focus-in, 1st focus-in
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*/
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if (actor)
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if (actor != NULL)
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{
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priv->key_focused_actor = actor;
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g_object_weak_ref (G_OBJECT (actor),
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on_key_focused_weak_notify,
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stage);
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g_signal_connect (actor,
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"destroy", G_CALLBACK (on_key_focus_destroy),
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stage);
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g_signal_emit_by_name (priv->key_focused_actor, "key-focus-in");
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}
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else
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