@Override
public boolean onEnd(
final Draggable draggable, final Actor actor, final float stageX, final float stageY) {
if (actor == null || actor.getStage() == null) {
return CANCEL;
}
final Actor overActor = actor.getStage().hit(stageX, stageY, true);
if (overActor == null || overActor == actor) {
return CANCEL;
} else if (overActor.isAscendantOf(actor)) {
final DragPane dragPane = getDragPane(actor);
if (dragPane != null && dragPane.isFloating()) {
DRAG_POSITION.set(stageX, stageY);
return addToFloatingGroup(draggable, actor, dragPane);
}
return CANCEL;
}
DRAG_POSITION.set(stageX, stageY);
if (overActor instanceof DragPane) {
return addDirectlyToPane(draggable, actor, (DragPane) overActor);
}
final DragPane dragPane = getDragPane(overActor);
if (accept(actor, dragPane)) {
return addActor(draggable, actor, overActor, dragPane);
}
return CANCEL;
}
/** Hides the dialog with the given action and then removes it from the stage. */
public void hide(Action action) {
Stage stage = getStage();
if (stage != null) {
removeListener(focusListener);
if (previousKeyboardFocus != null && previousKeyboardFocus.getStage() == null)
previousKeyboardFocus = null;
Actor actor = stage.getKeyboardFocus();
if (actor == null || actor.isDescendantOf(this))
stage.setKeyboardFocus(previousKeyboardFocus);
if (previousScrollFocus != null && previousScrollFocus.getStage() == null)
previousScrollFocus = null;
actor = stage.getScrollFocus();
if (actor == null || actor.isDescendantOf(this)) stage.setScrollFocus(previousScrollFocus);
}
if (action != null) {
addCaptureListener(ignoreTouchDown);
addAction(
sequence(action, Actions.removeListener(ignoreTouchDown, true), Actions.removeActor()));
} else remove();
}
/**
* Removes an actor from this group. If the actor will not be used again and has actions, they
* should be {@link Actor#clearActions() cleared} so the actions will be returned to their {@link
* Action#setPool(com.badlogic.gdx.utils.Pool) pool}, if any. This is not done automatically.
*
* <p>Note that the direct parent of {@link DragPane}'s children is the internal pane's group
* accessible through {@link #getGroup()} - and since this removal method is overridden and
* extended, pane's children should be deleted with {@code dragPane.removeActor(child, true)}
* rather than {@link Actor#remove()} method.
*
* @param unfocus if true, {@link Stage#unfocus(Actor)} is called.
* @param actor will be removed, if present in the internal {@link WidgetGroup}.
* @return true if the actor was removed from this group.
*/
@Override
public boolean removeActor(final Actor actor, final boolean unfocus) {
if (getActor().getChildren().contains(actor, true)) {
// Stage input focus causes problems, as touchUp is called in Draggable. Reproducing input
// unfocus after stage removed.
Stage stage = actor.getStage();
getActor().removeActor(actor, false); // Stage is cleared.
if (unfocus && stage != null) {
stage.unfocus(actor);
}
return true;
}
return false;
}