X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ffocus-manager%2Fkeyboard-focus-manager-impl.cpp;h=4afb39a01a6ade2f8d0d90798c9e59b1e54066b6;hb=7562b511d06c8a8157883e35308aaa65e4e10810;hp=c03b7dd4df6ea7b337233b174d06cd887da74323;hpb=2d59f0b716ea7f7c06de0732d3e4e78aea127de6;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

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 c03b7dd..4afb39a 100644
--- a/dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.cpp
+++ b/dali-toolkit/internal/focus-manager/keyboard-focus-manager-impl.cpp
@@ -127,7 +127,8 @@ KeyboardFocusManager::KeyboardFocusManager()
   mAlwaysShowIndicator(ALWAYS_SHOW),
   mFocusGroupLoopEnabled(false),
   mIsWaitingKeyboardFocusChangeCommit(false),
-  mClearFocusOnTouch(true)
+  mClearFocusOnTouch(true),
+  mEnableDefaultAlgorithm(false)
 {
   // TODO: Get FocusIndicatorEnable constant from stylesheet to set mIsFocusIndicatorShown.
 
@@ -144,6 +145,7 @@ void KeyboardFocusManager::OnAdaptorInit()
     {
       (*iter).KeyEventSignal().Connect(mSlotDelegate, &KeyboardFocusManager::OnKeyEvent);
       (*iter).TouchedSignal().Connect(mSlotDelegate, &KeyboardFocusManager::OnTouch);
+      (*iter).WheelEventGeneratedSignal().Connect(mSlotDelegate, &KeyboardFocusManager::OnWheelEvent);
       Dali::Window window = DevelWindow::DownCast(*iter);
       if(window)
       {
@@ -160,6 +162,7 @@ void KeyboardFocusManager::OnSceneHolderCreated(Dali::Integration::SceneHolder&
 {
   sceneHolder.KeyEventSignal().Connect(mSlotDelegate, &KeyboardFocusManager::OnKeyEvent);
   sceneHolder.TouchedSignal().Connect(mSlotDelegate, &KeyboardFocusManager::OnTouch);
+  sceneHolder.WheelEventGeneratedSignal().Connect(mSlotDelegate, &KeyboardFocusManager::OnWheelEvent);
   Dali::Window window = DevelWindow::DownCast(sceneHolder);
   if(window)
   {
@@ -198,6 +201,22 @@ bool KeyboardFocusManager::SetCurrentFocusActor(Actor actor)
 bool KeyboardFocusManager::DoSetCurrentFocusActor(Actor actor)
 {
   bool success = false;
+
+  // If the parent's KEYBOARD_FOCUSABLE_CHILDREN is false, it cannot have focus.
+  if(actor)
+  {
+    Actor parent = actor.GetParent();
+    while(parent)
+    {
+      if(!parent.GetProperty<bool>(DevelActor::Property::KEYBOARD_FOCUSABLE_CHILDREN))
+      {
+        DALI_LOG_INFO(gLogFilter, Debug::General, "[%s:%d] Parent Actor has KEYBOARD_FOCUSABLE_CHILDREN false,\n", __FUNCTION__, __LINE__);
+        return false;
+      }
+      parent = parent.GetParent();
+    }
+  }
+
   if(actor && actor.GetProperty<bool>(Actor::Property::KEYBOARD_FOCUSABLE) && actor.GetProperty<bool>(Actor::Property::CONNECTED_TO_SCENE))
   {
     Integration::SceneHolder currentWindow = Integration::SceneHolder::Get(actor);
@@ -497,10 +516,14 @@ bool KeyboardFocusManager::MoveFocus(Toolkit::Control::KeyboardFocus::Direction
         nextFocusableActor                  = mPreFocusChangeSignal.Emit(currentFocusActor, Actor(), direction);
         mIsWaitingKeyboardFocusChangeCommit = false;
       }
-      else
+      else if(mEnableDefaultAlgorithm && currentFocusActor)
       {
         // We should find it among the actors nearby.
-        nextFocusableActor = Toolkit::FocusFinder::GetNearestFocusableActor(currentFocusActor, direction);
+        Integration::SceneHolder window = Integration::SceneHolder::Get(currentFocusActor);
+        if(window)
+        {
+          nextFocusableActor = Toolkit::FocusFinder::GetNearestFocusableActor(window.GetRootLayer(), currentFocusActor, direction);
+        }
       }
     }
 
@@ -880,12 +903,8 @@ void KeyboardFocusManager::OnKeyEvent(const KeyEvent& event)
         // "Shift-Tab" key changes it in the backward direction.
         if(!DoMoveFocusToNextFocusGroup(!event.IsShiftModifier()))
         {
-          // If the focus group is not changed, Move the focus towards right, "Shift-Tap" key moves the focus towards left.
-          if(!MoveFocus(event.IsShiftModifier() ? Toolkit::Control::KeyboardFocus::LEFT : Toolkit::Control::KeyboardFocus::RIGHT))
-          {
-            // If the focus is not moved, Move the focus towards down, "Shift-Tap" key moves the focus towards up.
-            MoveFocus(event.IsShiftModifier() ? Toolkit::Control::KeyboardFocus::UP : Toolkit::Control::KeyboardFocus::DOWN);
-          }
+          // If the focus group is not changed, Move the focus towards forward, "Shift-Tap" key moves the focus towards backward.
+          MoveFocus(event.IsShiftModifier() ? Toolkit::Control::KeyboardFocus::BACKWARD : Toolkit::Control::KeyboardFocus::FORWARD);
         }
       }
 
@@ -991,6 +1010,49 @@ void KeyboardFocusManager::OnTouch(const TouchEvent& touch)
   }
 }
 
+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())
@@ -1084,6 +1146,16 @@ bool KeyboardFocusManager::IsFocusIndicatorEnabled() const
   return (mEnableFocusIndicator == ENABLE);
 }
 
+void KeyboardFocusManager::EnableDefaultAlgorithm(bool enable)
+{
+  mEnableDefaultAlgorithm = enable;
+}
+
+bool KeyboardFocusManager::IsDefaultAlgorithmEnabled() const
+{
+  return mEnableDefaultAlgorithm;
+}
+
 } // namespace Internal
 
 } // namespace Toolkit