+ // If mClearFocusOnTouch is false, do not clear the focus even if user touch the screen.
+ if(mClearFocusOnTouch)
+ {
+ ClearFocus();
+ }
+
+ // If KEYBOARD_FOCUSABLE and TOUCH_FOCUSABLE is true, set focus actor
+ Actor hitActor = touch.GetHitActor(0);
+ if(hitActor && hitActor.GetProperty<bool>(Actor::Property::KEYBOARD_FOCUSABLE) && hitActor.GetProperty<bool>(DevelActor::Property::TOUCH_FOCUSABLE))
+ {
+ SetCurrentFocusActor(hitActor);
+ }
+ }
+}
+
+bool KeyboardFocusManager::OnWheelEvent(const WheelEvent& event)
+{
+ bool consumed = false;
+ Actor actor = GetCurrentFocusActor();
+ if(actor)
+ {
+ // Notify the actor about the wheel event
+ consumed = EmitWheelSignals(actor, event);
+ }
+ return consumed;
+}
+
+bool KeyboardFocusManager::EmitWheelSignals(Actor actor, const WheelEvent& event)
+{
+ bool consumed = false;
+
+ if(actor)
+ {
+ Dali::Actor oldParent(actor.GetParent());
+
+ // Only do the conversion and emit the signal if the actor's wheel signal has connections.
+ if(!actor.WheelEventSignal().Empty())
+ {
+ // Emit the signal to the parent
+ consumed = actor.WheelEventSignal().Emit(actor, event);
+ }
+ // if actor doesn't consume WheelEvent, give WheelEvent to its parent.
+ if(!consumed)
+ {
+ // The actor may have been removed/reparented during the signal callbacks.
+ Dali::Actor parent = actor.GetParent();
+
+ if(parent &&
+ (parent == oldParent))
+ {
+ consumed = EmitWheelSignals(parent, event);
+ }
+ }
+ }
+
+ return consumed;
+}
+
+void KeyboardFocusManager::OnWindowFocusChanged(Window window, bool focusIn)
+{
+ if(focusIn && mCurrentFocusedWindow.GetHandle() != window.GetRootLayer())
+ {
+ // Change Current Focused Window
+ Layer rootLayer = window.GetRootLayer();
+ mCurrentFocusedWindow = rootLayer;
+
+ // Get Current Focused Actor from window
+ Actor currentFocusedActor = GetFocusActorFromCurrentWindow();
+ SetCurrentFocusActor(currentFocusedActor);
+
+ if(currentFocusedActor && (mEnableFocusIndicator == ENABLE))
+ {
+ // Make sure the focused actor is highlighted
+ currentFocusedActor.Add(GetFocusIndicatorActor());
+ mIsFocusIndicatorShown = SHOW;
+ }