[Tizen] Add null check for currentFocusActor

 Integration::SceneHolder::Get(currentFocusActor);
it crashes if currentFocusActor is null.

Change-Id: Ia3d5f2e47060bd33ee691ebf36b5e0504b1a4a7d

diff --git a/dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.cpp b/dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.cpp
index 16f7386..73f023f 100644 (file)
--- a/dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.cpp
+++ b/dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.cpp
@@ -519,7 +519,7 @@ bool KeyboardFocusManager::MoveFocus(Toolkit::Control::KeyboardFocus::Direction
         nextFocusableActor = mPreFocusChangeSignal.Emit( currentFocusActor, Actor(), direction );
         mIsWaitingKeyboardFocusChangeCommit = false;
       }
-      else if(mEnableDefaultAlgorithm)
+      else if(mEnableDefaultAlgorithm && currentFocusActor)
       {
         // We should find it among the actors nearby.
         Integration::SceneHolder window = Integration::SceneHolder::Get(currentFocusActor);