[AT-SPI] Add notification for a11y name/description change
[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / buttons / button-impl.cpp
index 79ac7db..1f5510d 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,8 +22,7 @@
 #include <cstring> // for strcmp
 #include <dali/devel-api/scripting/enum-helper.h>
 #include <dali/integration-api/debug.h>
-#include <dali/public-api/events/touch-data.h>
-#include <dali/public-api/images/resource-image.h>
+#include <dali/public-api/events/touch-event.h>
 #include <dali/public-api/object/type-registry.h>
 #include <dali/public-api/object/type-registry-helper.h>
 #include <dali/public-api/size-negotiation/relayout-container.h>
 #include <dali-toolkit/public-api/controls/image-view/image-view.h>
 #include <dali-toolkit/public-api/visuals/color-visual-properties.h>
 #include <dali-toolkit/public-api/visuals/image-visual-properties.h>
-#include <dali-toolkit/devel-api/align-enums.h>
+#include <dali-toolkit/public-api/align-enumerations.h>
 #include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
+#include <dali-toolkit/devel-api/controls/control-devel.h>
 #include <dali-toolkit/devel-api/controls/buttons/button-devel.h>
 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
 #include <dali-toolkit/internal/visuals/text/text-visual.h>
-#include <dali-toolkit/devel-api/visuals/text-visual-properties.h>
-#include <dali-toolkit/devel-api/visuals/visual-properties-devel.h>
+#include <dali-toolkit/public-api/visuals/text-visual-properties.h>
+#include <dali-toolkit/public-api/visuals/visual-properties.h>
 
 #if defined(DEBUG_ENABLED)
     Debug::Filter* gLogButtonFilter = Debug::Filter::New(Debug::NoLogging, false, "LOG_BUTTON_CONTROL");
@@ -74,21 +74,15 @@ DALI_PROPERTY_REGISTRATION( Toolkit, Button, "initialAutoRepeatingDelay",
 DALI_PROPERTY_REGISTRATION( Toolkit, Button, "nextAutoRepeatingDelay",             FLOAT,   NEXT_AUTO_REPEATING_DELAY             )
 DALI_PROPERTY_REGISTRATION( Toolkit, Button, "togglable",                          BOOLEAN, TOGGLABLE                             )
 DALI_PROPERTY_REGISTRATION( Toolkit, Button, "selected",                           BOOLEAN, SELECTED                              )
-DALI_PROPERTY_REGISTRATION( Toolkit, Button, "unselectedStateImage",               MAP,     UNSELECTED_STATE_IMAGE                ) // Deprecated property
-DALI_PROPERTY_REGISTRATION( Toolkit, Button, "selectedStateImage",                 MAP,     SELECTED_STATE_IMAGE                  ) // Deprecated property
-DALI_PROPERTY_REGISTRATION( Toolkit, Button, "disabledStateImage",                 MAP,     DISABLED_STATE_IMAGE                  ) // Deprecated property
-DALI_PROPERTY_REGISTRATION( Toolkit, Button, "unselectedColor",                    VECTOR4, UNSELECTED_COLOR                      ) // Deprecated property
-DALI_PROPERTY_REGISTRATION( Toolkit, Button, "selectedColor",                      VECTOR4, SELECTED_COLOR                        ) // Deprecated property
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "unselectedVisual",                   MAP,     UNSELECTED_VISUAL                     )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "selectedVisual",                     MAP,     SELECTED_VISUAL                       )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "disabledSelectedVisual",             MAP,     DISABLED_SELECTED_VISUAL              )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "disabledUnselectedVisual",           MAP,     DISABLED_UNSELECTED_VISUAL            )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "unselectedBackgroundVisual",         MAP,     UNSELECTED_BACKGROUND_VISUAL          )
 DALI_PROPERTY_REGISTRATION( Toolkit, Button, "label",                              MAP,     LABEL                                 )
-DALI_PROPERTY_REGISTRATION( Toolkit, Button, "labelText",                          STRING,  LABEL_TEXT                            ) // Deprecated property
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "unselectedVisual",                   MAP,     UNSELECTED_VISUAL                     )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "selectedVisual",                     MAP,     SELECTED_VISUAL                       )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "disabledSelectedVisual",             MAP,     DISABLED_SELECTED_VISUAL              )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "disabledUnselectedVisual",           MAP,     DISABLED_UNSELECTED_VISUAL            )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "unselectedBackgroundVisual",         MAP,     UNSELECTED_BACKGROUND_VISUAL          )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "selectedBackgroundVisual",           MAP,     SELECTED_BACKGROUND_VISUAL            )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "disabledUnselectedBackgroundVisual", MAP,     DISABLED_UNSELECTED_BACKGROUND_VISUAL )
-DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "disabledSelectedBackgroundVisual",   MAP,     DISABLED_SELECTED_BACKGROUND_VISUAL   )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "selectedBackgroundVisual",           MAP,     SELECTED_BACKGROUND_VISUAL            )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "disabledUnselectedBackgroundVisual", MAP,     DISABLED_UNSELECTED_BACKGROUND_VISUAL )
+DALI_PROPERTY_REGISTRATION( Toolkit, Button, "disabledSelectedBackgroundVisual",   MAP,     DISABLED_SELECTED_BACKGROUND_VISUAL   )
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "labelRelativeAlignment",             STRING,  LABEL_RELATIVE_ALIGNMENT              )
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "labelPadding",                       VECTOR4, LABEL_PADDING                         )
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, Button, "visualPadding",                      VECTOR4, VISUAL_PADDING                        )
@@ -121,12 +115,12 @@ const Scripting::StringEnum ALIGNMENT_STRING_TABLE[] =
 
 const unsigned int ALIGNMENT_STRING_TABLE_COUNT = sizeof( ALIGNMENT_STRING_TABLE ) / sizeof( ALIGNMENT_STRING_TABLE[0] );
 
-const Property::Index GET_VISUAL_INDEX_FOR_STATE[][Button::STATE_COUNT] =
+const Property::Index VISUAL_INDEX_FOR_STATE[][Button::STATE_COUNT] =
 {
-  { Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL, Toolkit::DevelButton::Property::UNSELECTED_VISUAL },
-  { Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL, Toolkit::DevelButton::Property::SELECTED_VISUAL  },
-  { Toolkit::DevelButton::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL, Toolkit::DevelButton::Property::DISABLED_UNSELECTED_VISUAL },
-  { Toolkit::DevelButton::Property::DISABLED_SELECTED_BACKGROUND_VISUAL, Toolkit::DevelButton::Property::DISABLED_SELECTED_VISUAL }
+  { Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL, Toolkit::Button::Property::UNSELECTED_VISUAL },
+  { Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL, Toolkit::Button::Property::SELECTED_VISUAL  },
+  { Toolkit::Button::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL, Toolkit::Button::Property::DISABLED_UNSELECTED_VISUAL },
+  { Toolkit::Button::Property::DISABLED_SELECTED_BACKGROUND_VISUAL, Toolkit::Button::Property::DISABLED_SELECTED_VISUAL }
 };
 
 /**
@@ -186,33 +180,18 @@ void Button::SetAutoRepeating( bool autoRepeating )
   }
 }
 
-bool Button::IsAutoRepeating() const
-{
-  return mAutoRepeating;
-}
-
 void Button::SetInitialAutoRepeatingDelay( float initialAutoRepeatingDelay )
 {
   DALI_ASSERT_DEBUG( initialAutoRepeatingDelay > 0.f );
   mInitialAutoRepeatingDelay = initialAutoRepeatingDelay;
 }
 
-float Button::GetInitialAutoRepeatingDelay() const
-{
-  return mInitialAutoRepeatingDelay;
-}
-
 void Button::SetNextAutoRepeatingDelay( float nextAutoRepeatingDelay )
 {
   DALI_ASSERT_DEBUG( nextAutoRepeatingDelay > 0.f );
   mNextAutoRepeatingDelay = nextAutoRepeatingDelay;
 }
 
-float Button::GetNextAutoRepeatingDelay() const
-{
-  return mNextAutoRepeatingDelay;
-}
-
 void Button::SetTogglableButton( bool togglable )
 {
   mTogglableButton = togglable;
@@ -224,11 +203,6 @@ void Button::SetTogglableButton( bool togglable )
   }
 }
 
-bool Button::IsTogglableButton() const
-{
-  return mTogglableButton;
-}
-
 void Button::SetSelected( bool selected )
 {
   if( mTogglableButton )
@@ -299,19 +273,6 @@ bool Button::ValidateState( State requestedState )
   return transitionTable[mButtonState][requestedState];
 }
 
-void Button::PerformFunctionOnVisualsInState( void(Button::*functionPtr)( Property::Index visualIndex), State state )
-{
-  DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::PerformFunctionOnVisualsInState BACKROUND visual(%d) for state (%d)\n",
-                 GET_VISUAL_INDEX_FOR_STATE[state][BACKGROUND], state );
-  DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::PerformFunctionOnVisualsInState FOREGROUND visuals(%d)  for state (%d)\n",
-                 GET_VISUAL_INDEX_FOR_STATE[state][FOREGROUND], state );
-
-  (this->*functionPtr)( GET_VISUAL_INDEX_FOR_STATE[state][BACKGROUND] );
-  (this->*functionPtr)( GET_VISUAL_INDEX_FOR_STATE[state][FOREGROUND] );
-
-  RelayoutRequest();
-}
-
 void Button::ChangeState( State requestedState )
 {
   DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::ChangeState ReuestedState(%d)\n", requestedState );
@@ -327,13 +288,17 @@ void Button::ChangeState( State requestedState )
   mPreviousButtonState = mButtonState; // Store previous state for visual removal (used when animations ended)
   mButtonState = requestedState; // Update current state
 
-  if ( Self().OnStage() )
+  if ( Self().GetProperty< bool >( Actor::Property::CONNECTED_TO_SCENE ) )
   {
     OnStateChange( mButtonState ); // Notify derived buttons
-    PerformFunctionOnVisualsInState( &Button::SelectRequiredVisual, mButtonState );
+    SelectRequiredVisual( VISUAL_INDEX_FOR_STATE[ mButtonState ][ BACKGROUND ] );
+    SelectRequiredVisual( VISUAL_INDEX_FOR_STATE[ mButtonState ][ FOREGROUND ] );
     // If animation supported then visual removal should be performed after any transition animation has completed.
     // If Required Visual is not loaded before current visual is removed then a flickering will be evident.
-    PerformFunctionOnVisualsInState( &Button::OnButtonVisualRemoval, mPreviousButtonState ); // Derived button can override OnButtonVisualRemoval
+    // Derived button can override OnButtonVisualRemoval
+    OnButtonVisualRemoval( VISUAL_INDEX_FOR_STATE[ mPreviousButtonState ][ BACKGROUND ] );
+    OnButtonVisualRemoval( VISUAL_INDEX_FOR_STATE[ mPreviousButtonState ][ FOREGROUND ] );
+    RelayoutRequest();
   }
 
   Toolkit::Button handle( GetOwner() );
@@ -347,28 +312,6 @@ bool Button::IsSelected() const
   return mTogglableButton && selected;
 }
 
-void Button::SetLabelText( const std::string& label )
-{
-  Self().SetProperty( Toolkit::Button::Property::LABEL, label );
-}
-
-std::string Button::GetLabelText() const
-{
-  Property::Value value = Self().GetProperty( Toolkit::Button::Property::LABEL );
-
-  Property::Map *labelProperty = value.GetMap();
-
-  std::string textLabel;
-
-  if ( labelProperty )
-  {
-    Property::Value* value = labelProperty->Find( Toolkit::TextVisual::Property::TEXT );
-    value->Get( textLabel );
-  }
-
-  return textLabel;
-}
-
 void Button::MergeWithExistingLabelProperties( const Property::Map& inMap, Property::Map& outMap )
 {
   DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "MergeLabelProperties with %d properties\n", inMap.Count() );
@@ -382,7 +325,7 @@ void Button::MergeWithExistingLabelProperties( const Property::Map& inMap, Prope
    * 3) Merge with new properties ( settings )
    * 4) Return new merged map
    */
-  Toolkit::Visual::Base visual = GetVisual( Toolkit::Button::Property::LABEL );
+  Toolkit::Visual::Base visual = DevelControl::GetVisual( *this, Toolkit::Button::Property::LABEL );
   if ( visual )
   {
     DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "MergeLabelProperties Visual already exists, retrieving existing map\n");
@@ -417,8 +360,7 @@ Button::Align Button::GetLabelAlignment()
  * 3) Register visual with control with false for enable flag. Button will later enable visual when needed ( Button::SelectRequiredVisual )
  * 4) Unregister visual if empty map was provided. This is the method to remove a visual
  */
-
-void Button::CreateVisualsForComponent( Property::Index index, const Property::Value& value, const float visualDepth )
+void Button::CreateVisualsForComponent( Property::Index index, const Property::Value& value, const int visualDepth )
 {
   DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "CreateVisualsForComponent index(%d)\n", index );
   Toolkit::VisualFactory visualFactory = Toolkit::VisualFactory::Get();
@@ -437,7 +379,7 @@ void Button::CreateVisualsForComponent( Property::Index index, const Property::V
   else
   {
     // if its not a string then get a Property::Map from the property if possible.
-    Property::Map *map = value.GetMap();
+    const Property::Map *map = value.GetMap();
     if( map && !map->Empty()  ) // Empty map results in current visual removal.
     {
       DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "CreateVisualsForComponent Using Map(%d)\n", index );
@@ -448,23 +390,26 @@ void Button::CreateVisualsForComponent( Property::Index index, const Property::V
   if ( buttonVisual )
   {
     DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "CreateVisualsForComponent RegisterVisual index(%d) enabled(%s)\n",
-                   index, IsVisualEnabled( index )?"true":"false" );
-    buttonVisual.SetDepthIndex( visualDepth );
-    RegisterVisual( index, buttonVisual, IsVisualEnabled( index ) );
+                   index, DevelControl::IsVisualEnabled( *this, index )?"true":"false" );
+    // enable the visual if needed for current state
+    const bool enabled = ( ( index == VISUAL_INDEX_FOR_STATE[ mButtonState ][ BACKGROUND ] )||
+                           ( index == VISUAL_INDEX_FOR_STATE[ mButtonState ][ FOREGROUND ] )||
+                           ( index == Toolkit::Button::Property::LABEL ) );
+    DevelControl::RegisterVisual( *this, index, buttonVisual, enabled, visualDepth );
   }
   else
   {
-    UnregisterVisual( index );
+    DevelControl::UnregisterVisual( *this, index );
     DALI_LOG_INFO( gLogButtonFilter, Debug::General, "CreateVisualsForComponent Visual not created or empty map (clearing visual).(%d)\n", index);
   }
-  PerformFunctionOnVisualsInState( &Button::SelectRequiredVisual, mButtonState );
+  RelayoutRequest();
 }
 
 bool Button::GetPropertyMapForVisual( Property::Index visualIndex, Property::Map& retreivedMap ) const
 {
   DALI_LOG_INFO( gLogButtonFilter, Debug::General, "GetPropertyMapForVisual visual(%d)\n", visualIndex);
   bool success = false;
-  Toolkit::Visual::Base visual = GetVisual( visualIndex );
+  Toolkit::Visual::Base visual = DevelControl::GetVisual( *this, visualIndex );
   if ( visual )
   {
     visual.CreatePropertyMap( retreivedMap );
@@ -673,9 +618,10 @@ void Button::OnInitialize()
   mTapDetector.Attach( self );
   mTapDetector.DetectedSignal().Connect(this, &Button::OnTap);
 
-  self.SetKeyboardFocusable( true );
+  self.SetProperty( Actor::Property::KEYBOARD_FOCUSABLE, true );
+  self.SetProperty( Toolkit::DevelControl::Property::ACCESSIBILITY_HIGHLIGHTABLE, true );
 
-  self.TouchSignal().Connect( this, &Button::OnTouch );
+  self.TouchedSignal().Connect( this, &Button::OnTouch );
 }
 
 bool Button::OnAccessibilityActivated()
@@ -683,52 +629,50 @@ bool Button::OnAccessibilityActivated()
   return OnKeyboardEnter();
 }
 
-bool Button::OnTouch( Actor actor, const TouchData& touch )
+bool Button::OnTouch( Actor actor, const TouchEvent& touch )
 {
-
-  // Only events are processed when the button is not disabled and the touch event has only
-  // one touch point.
-
-  if( !IsDisabled() && ( 1 == touch.GetPointCount() ) )
+  if( !IsDisabled() && (actor == touch.GetHitActor(0)) )
   {
-    switch( touch.GetState( 0 ) )
+    if ( 1 == touch.GetPointCount() )
     {
-      case PointState::DOWN:
-      {
-        ButtonDown();
-        break;
-      }
-      case PointState::UP:
+      switch( touch.GetState( 0 ) )
       {
-        ButtonUp();
-        break;
-      }
-      case PointState::INTERRUPTED:
-      {
-        OnTouchPointInterrupted();
-        break;
-      }
-      case PointState::LEAVE:
-      {
-        OnTouchPointLeave();
-        break;
-      }
-      case PointState::MOTION:
-      case PointState::STATIONARY: // FALLTHROUGH
-      {
-        // Nothing to do
-        break;
+        case PointState::DOWN:
+        {
+          ButtonDown();
+          break;
+        }
+        case PointState::UP:
+        {
+          ButtonUp();
+          break;
+        }
+        case PointState::INTERRUPTED:
+        {
+          OnTouchPointInterrupted();
+          break;
+        }
+        case PointState::LEAVE:
+        {
+          OnTouchPointLeave();
+          break;
+        }
+        case PointState::MOTION:
+        case PointState::STATIONARY: // FALLTHROUGH
+        {
+          // Nothing to do
+          break;
+        }
       }
     }
-  }
-  else if( 1 < touch.GetPointCount() )
-  {
-    OnTouchPointLeave(); // Notification for derived classes.
+    else if( 1 < touch.GetPointCount() )
+    {
+      OnTouchPointLeave(); // Notification for derived classes.
 
-    // Sets the button state to the default
-    mButtonPressedState = UNPRESSED;
+      // Sets the button state to the default
+      mButtonPressedState = UNPRESSED;
+    }
   }
-
   return false;
 }
 
@@ -741,7 +685,7 @@ bool Button::OnKeyboardEnter()
   return ret;
 }
 
-void Button::OnStageDisconnection()
+void Button::OnSceneDisconnection()
 {
   if( DEPRESSED == mButtonPressedState )
   {
@@ -758,16 +702,19 @@ void Button::OnStageDisconnection()
 
   mButtonPressedState = UNPRESSED;
 
-  Control::OnStageDisconnection(); // Visuals will be set off stage
+  Control::OnSceneDisconnection(); // Visuals will be set off stage
 }
 
-void Button::OnStageConnection( int depth )
+void Button::OnSceneConnection( int depth )
 {
-  DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::OnStageConnection ptr(%p) \n", this );
-  PerformFunctionOnVisualsInState( &Button::OnButtonVisualRemoval, mPreviousButtonState );
+  DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::OnSceneConnection ptr(%p) \n", this );
+  OnButtonVisualRemoval( VISUAL_INDEX_FOR_STATE[ mPreviousButtonState ][ BACKGROUND ] );
+  OnButtonVisualRemoval( VISUAL_INDEX_FOR_STATE[ mPreviousButtonState ][ FOREGROUND ] );
   SelectRequiredVisual( Toolkit::Button::Property::LABEL );
-  PerformFunctionOnVisualsInState( &Button::SelectRequiredVisual, mButtonState );
-  Control::OnStageConnection( depth ); // Enabled visuals will be put on stage
+  SelectRequiredVisual( VISUAL_INDEX_FOR_STATE[ mButtonState ][ BACKGROUND ] );
+  SelectRequiredVisual( VISUAL_INDEX_FOR_STATE[ mButtonState ][ FOREGROUND ] );
+  Control::OnSceneConnection( depth ); // Enabled visuals will be put on stage
+  RelayoutRequest();
 }
 
 Vector3 Button::GetNaturalSize()
@@ -784,7 +731,7 @@ Vector3 Button::GetNaturalSize()
 
   for ( int state = Button::UNSELECTED_STATE; state < Button::STATE_COUNT; state++ )
   {
-    Toolkit::Visual::Base visual = GetVisual( GET_VISUAL_INDEX_FOR_STATE[state][FOREGROUND] );
+    Toolkit::Visual::Base visual = DevelControl::GetVisual( *this, VISUAL_INDEX_FOR_STATE[state][FOREGROUND] );
     Size visualSize;
     if ( visual )
     {
@@ -799,7 +746,7 @@ Vector3 Button::GetNaturalSize()
   {
     for ( int state = Button::UNSELECTED_STATE; state < Button::STATE_COUNT; state++ )
     {
-      Toolkit::Visual::Base visual = GetVisual( GET_VISUAL_INDEX_FOR_STATE[state][BACKGROUND] );
+      Toolkit::Visual::Base visual = DevelControl::GetVisual( *this, VISUAL_INDEX_FOR_STATE[state][BACKGROUND] );
       Size visualSize;
       if ( visual )
       {
@@ -827,7 +774,7 @@ Vector3 Button::GetNaturalSize()
   // Get natural size of label if text has been set
   if ( mTextStringSetFlag )
   {
-    Toolkit::Visual::Base visual = GetVisual( Toolkit::Button::Property::LABEL );
+    Toolkit::Visual::Base visual = DevelControl::GetVisual( *this, Toolkit::Button::Property::LABEL );
 
     if ( visual )
     {
@@ -880,9 +827,8 @@ void Button::OnRelayout( const Vector2& size, RelayoutContainer& container )
 {
   DALI_LOG_INFO( gLogButtonFilter, Debug::General, "OnRelayout targetSize(%f,%f) ptr(%p) state[%d]\n", size.width, size.height, this, mButtonState );
 
-  Toolkit::Visual::Base currentVisual = GetVisual( GET_VISUAL_INDEX_FOR_STATE[mButtonState][FOREGROUND] );
-
-  Toolkit::Visual::Base currentBackGroundVisual = GetVisual( GET_VISUAL_INDEX_FOR_STATE[mButtonState][BACKGROUND] );
+  Toolkit::Visual::Base currentVisual = DevelControl::GetVisual( *this, VISUAL_INDEX_FOR_STATE[mButtonState][FOREGROUND] );
+  Toolkit::Visual::Base currentBackGroundVisual = DevelControl::GetVisual( *this, VISUAL_INDEX_FOR_STATE[mButtonState][BACKGROUND] );
 
   // Sizes and padding set to zero, if not present then values will no effect calculations.
   Vector2 visualPosition = Vector2::ZERO;
@@ -979,8 +925,8 @@ void Button::OnRelayout( const Vector2& size, RelayoutContainer& container )
 
     Property::Map visualTransform;
 
-    visualTransform.Add( Toolkit::DevelVisual::Transform::Property::SIZE, size )
-                   .Add( Toolkit::DevelVisual::Transform::Property::SIZE_POLICY, Vector2( DevelVisual::Transform::Policy::ABSOLUTE, DevelVisual::Transform::Policy::ABSOLUTE ) );
+    visualTransform.Add( Toolkit::Visual::Transform::Property::SIZE, size )
+                   .Add( Toolkit::Visual::Transform::Property::SIZE_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) );
 
     currentBackGroundVisual.SetTransformAndSize( visualTransform, size );
   }
@@ -991,19 +937,19 @@ void Button::OnRelayout( const Vector2& size, RelayoutContainer& container )
 
     Property::Map visualTransform;
 
-    visualTransform.Add( Toolkit::DevelVisual::Transform::Property::SIZE, visualSize )
-                   .Add( Toolkit::DevelVisual::Transform::Property::OFFSET, visualPosition )
-                   .Add( Toolkit::DevelVisual::Transform::Property::OFFSET_POLICY, Vector2( DevelVisual::Transform::Policy::ABSOLUTE, DevelVisual::Transform::Policy::ABSOLUTE ) )
-                   .Add( Toolkit::DevelVisual::Transform::Property::SIZE_POLICY, Vector2( DevelVisual::Transform::Policy::ABSOLUTE, DevelVisual::Transform::Policy::ABSOLUTE ) )
-                   .Add( Toolkit::DevelVisual::Transform::Property::ORIGIN, Toolkit::Align::TOP_BEGIN )
-                   .Add( Toolkit::DevelVisual::Transform::Property::ANCHOR_POINT, visualAnchorPoint );
+    visualTransform.Add( Toolkit::Visual::Transform::Property::SIZE, visualSize )
+                   .Add( Toolkit::Visual::Transform::Property::OFFSET, visualPosition )
+                   .Add( Toolkit::Visual::Transform::Property::OFFSET_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) )
+                   .Add( Toolkit::Visual::Transform::Property::SIZE_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) )
+                   .Add( Toolkit::Visual::Transform::Property::ORIGIN, Toolkit::Align::TOP_BEGIN )
+                   .Add( Toolkit::Visual::Transform::Property::ANCHOR_POINT, visualAnchorPoint );
 
     currentVisual.SetTransformAndSize( visualTransform, size );
   }
 
   if ( mTextStringSetFlag )
   {
-    Toolkit::Visual::Base textVisual = GetVisual( Toolkit::Button::Property::LABEL ); // No need to search for Label visual if no text set.
+    Toolkit::Visual::Base textVisual = DevelControl::GetVisual( *this, Toolkit::Button::Property::LABEL ); // No need to search for Label visual if no text set.
 
     if ( textVisual )
     {
@@ -1022,12 +968,12 @@ void Button::OnRelayout( const Vector2& size, RelayoutContainer& container )
 
 
       Property::Map textVisualTransform;
-      textVisualTransform.Add( Toolkit::DevelVisual::Transform::Property::SIZE, preSize )
-                         .Add( Toolkit::DevelVisual::Transform::Property::OFFSET, labelPosition )
-                         .Add( Toolkit::DevelVisual::Transform::Property::OFFSET_POLICY, Vector2( DevelVisual::Transform::Policy::ABSOLUTE, DevelVisual::Transform::Policy::ABSOLUTE ) )
-                         .Add( Toolkit::DevelVisual::Transform::Property::SIZE_POLICY, Vector2( DevelVisual::Transform::Policy::ABSOLUTE, DevelVisual::Transform::Policy::ABSOLUTE ) )
-                         .Add( Toolkit::DevelVisual::Transform::Property::ORIGIN, Toolkit::Align::TOP_BEGIN )
-                         .Add( Toolkit::DevelVisual::Transform::Property::ANCHOR_POINT, visualAnchorPoint );
+      textVisualTransform.Add( Toolkit::Visual::Transform::Property::SIZE, preSize )
+                         .Add( Toolkit::Visual::Transform::Property::OFFSET, labelPosition )
+                         .Add( Toolkit::Visual::Transform::Property::OFFSET_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) )
+                         .Add( Toolkit::Visual::Transform::Property::SIZE_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) )
+                         .Add( Toolkit::Visual::Transform::Property::ORIGIN, Toolkit::Align::TOP_BEGIN )
+                         .Add( Toolkit::Visual::Transform::Property::ANCHOR_POINT, visualAnchorPoint );
 
       textVisual.SetTransformAndSize( textVisualTransform, size );
     }
@@ -1097,8 +1043,11 @@ void Button::Released()
 void Button::SelectRequiredVisual( Property::Index visualIndex )
 {
   DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::SelectRequiredVisual index(%d) state(%d)\n", visualIndex, mButtonState );
-
-  EnableVisual( visualIndex, true );
+  // only enable visuals that exist
+  if( DevelControl::GetVisual( *this, visualIndex ) )
+  {
+    DevelControl::EnableVisual( *this, visualIndex, true );
+  }
 }
 
 void Button::RemoveVisual( Property::Index visualIndex )
@@ -1106,11 +1055,11 @@ void Button::RemoveVisual( Property::Index visualIndex )
   // Use OnButtonVisualRemoval if want button developer to have the option to override removal.
   DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::RemoveVisual index(%d) state(%d)\n", visualIndex, mButtonState );
 
-  Toolkit::Visual::Base visual = GetVisual( visualIndex );
+  Toolkit::Visual::Base visual = DevelControl::GetVisual( *this, visualIndex );
 
   if( visual )
   {
-    EnableVisual( visualIndex, false );
+    DevelControl::EnableVisual( *this, visualIndex, false );
   }
 }
 
@@ -1167,60 +1116,24 @@ void Button::SetProperty( BaseObject* object, Property::Index index, const Prope
         break;
       }
 
-      case Toolkit::Button::Property::UNSELECTED_STATE_IMAGE: // Legacy Tizen 3.0
-      {
-        GetImplementation( button ).CreateVisualsForComponent( Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL, value, DepthIndex::BACKGROUND );
-        break;
-      }
-      case Toolkit::Button::Property::DISABLED_STATE_IMAGE:  // Legacy Tizen 3.0
-      {
-        GetImplementation( button ).CreateVisualsForComponent( Toolkit::DevelButton::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL, value, DepthIndex::BACKGROUND );
-        break;
-      }
-      case Toolkit::Button::Property::SELECTED_STATE_IMAGE:  // Legacy Tizen 3.0
-      {
-        GetImplementation( button ).CreateVisualsForComponent( Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL, value, DepthIndex::BACKGROUND );
-        break;
-      }
-      case Toolkit::DevelButton::Property::UNSELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::SELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_SELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_UNSELECTED_VISUAL:
+      case Toolkit::Button::Property::UNSELECTED_VISUAL:
+      case Toolkit::Button::Property::SELECTED_VISUAL:
+      case Toolkit::Button::Property::DISABLED_SELECTED_VISUAL:
+      case Toolkit::Button::Property::DISABLED_UNSELECTED_VISUAL:
       {
         GetImplementation( button ).CreateVisualsForComponent( index, value, DepthIndex::CONTENT );
         break;
       }
 
-      case Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL:
-      case Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_SELECTED_BACKGROUND_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::DISABLED_SELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL:
       {
         GetImplementation( button ).CreateVisualsForComponent( index , value, DepthIndex::BACKGROUND);
         break;
       }
 
-      case Toolkit::Button::Property::UNSELECTED_COLOR:
-      {
-        DALI_LOG_WARNING("[%s] Using deprecated Property Button::Property::UNSELECTED_COLOR instead use Button::Property::UNSELECTED_BACKGROUND_VISUAL\n", __FUNCTION__);
-        GetImplementation( button ).SetColor( value.Get< Vector4 >(), Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL );
-        break;
-      }
-
-      case Toolkit::Button::Property::SELECTED_COLOR:
-      {
-        DALI_LOG_WARNING("[%s] Using deprecated Property Button::Property::SELECTED_COLOR instead use Button::Property::SELECTED_BACKGROUND_VISUAL\n", __FUNCTION__);
-        GetImplementation( button ).SetColor( value.Get< Vector4 >(), Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL );
-        break;
-      }
-
-      case Toolkit::Button::Property::LABEL_TEXT:
-      {
-        DALI_LOG_WARNING("[%s] Using deprecated Property Button::Property::LABEL_TEXT instead use Button::Property::LABEL\n", __FUNCTION__);
-        GetImplementation( button ).SetLabelText(value.Get< std::string >() );
-        break;
-      }
-
       case Toolkit::Button::Property::LABEL:
       {
         Property::Map outTextVisualProperties;
@@ -1231,7 +1144,7 @@ void Button::SetProperty( BaseObject* object, Property::Index index, const Prope
           DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "Button::SetProperty Setting TextVisual with string[%s]\n", textString.c_str() );
 
           Property::Map setPropertyMap;
-          setPropertyMap.Add( Toolkit::Visual::Property::TYPE, Toolkit::DevelVisual::TEXT )
+          setPropertyMap.Add( Toolkit::Visual::Property::TYPE, Toolkit::Visual::TEXT )
                         .Add( Toolkit::TextVisual::Property::TEXT, textString );
 
           GetImplementation( button ).MergeWithExistingLabelProperties( setPropertyMap, outTextVisualProperties );
@@ -1239,18 +1152,17 @@ void Button::SetProperty( BaseObject* object, Property::Index index, const Prope
         else
         {
           // Get a Property::Map from the property if possible.
-          Property::Map* setPropertyMap = value.GetMap();
+          const Property::Map* setPropertyMap = value.GetMap();
           if( setPropertyMap )
           {
-            TextVisual::ConvertStringKeysToIndexKeys( *setPropertyMap );
-            GetImplementation( button ).MergeWithExistingLabelProperties( *setPropertyMap, outTextVisualProperties );
+            Property::Map indexKeys = TextVisual::ConvertStringKeysToIndexKeys( *setPropertyMap );
+            GetImplementation( button ).MergeWithExistingLabelProperties( indexKeys, outTextVisualProperties );
           }
         }
 
         if( !outTextVisualProperties.Empty() )
         {
           GetImplementation( button ).CreateVisualsForComponent( index, outTextVisualProperties, DepthIndex::CONTENT );
-          GetImplementation( button ).RelayoutRequest();
         }
         break;
       }
@@ -1263,7 +1175,6 @@ void Button::SetProperty( BaseObject* object, Property::Index index, const Prope
                                                     labelAlignment );
 
         GetImplementation( button ).SetLabelAlignment( labelAlignment );
-        GetImplementation( button ).RelayoutRequest();
         break;
       }
 
@@ -1278,7 +1189,6 @@ void Button::SetProperty( BaseObject* object, Property::Index index, const Prope
       {
         Vector4 padding ( value.Get< Vector4 >() );
         GetImplementation( button ).SetForegroundPadding( Padding( padding.x, padding.y, padding.z, padding.w ) );
-        GetImplementation( button ).RelayoutRequest();
         break;
       }
     }
@@ -1331,32 +1241,14 @@ Property::Value Button::GetProperty( BaseObject* object, Property::Index propert
         break;
       }
 
-      case Toolkit::Button::Property::UNSELECTED_STATE_IMAGE:
-      {
-        value = GetImplementation( button ).GetUrlForImageVisual( Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL );
-        break;
-      }
-
-      case Toolkit::Button::Property::SELECTED_STATE_IMAGE:
-      {
-        value = GetImplementation( button ).GetUrlForImageVisual( Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL );
-        break;
-      }
-
-      case Toolkit::Button::Property::DISABLED_STATE_IMAGE:
-      {
-        value = GetImplementation( button ).GetUrlForImageVisual( Toolkit::DevelButton::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL );
-        break;
-      }
-
-      case Toolkit::DevelButton::Property::UNSELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::SELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_SELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_UNSELECTED_VISUAL:
-      case Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL:
-      case Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_SELECTED_BACKGROUND_VISUAL:
-      case Toolkit::DevelButton::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::UNSELECTED_VISUAL:
+      case Toolkit::Button::Property::SELECTED_VISUAL:
+      case Toolkit::Button::Property::DISABLED_SELECTED_VISUAL:
+      case Toolkit::Button::Property::DISABLED_UNSELECTED_VISUAL:
+      case Toolkit::Button::Property::UNSELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::SELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::DISABLED_SELECTED_BACKGROUND_VISUAL:
+      case Toolkit::Button::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL:
       case Toolkit::Button::Property::LABEL:
       {
         Property::Map visualProperty;
@@ -1367,24 +1259,6 @@ Property::Value Button::GetProperty( BaseObject* object, Property::Index propert
         break;
       }
 
-      case Toolkit::Button::Property::UNSELECTED_COLOR:
-      {
-        value = GetImplementation( button ).GetUnselectedColor();
-        break;
-      }
-
-      case Toolkit::Button::Property::SELECTED_COLOR:
-      {
-        value = GetImplementation( button ).GetSelectedColor();
-        break;
-      }
-
-      case Toolkit::Button::Property::LABEL_TEXT:
-      {
-        value = GetImplementation( button ).GetLabelText();
-        break;
-      }
-
       case Toolkit::DevelButton::Property::LABEL_RELATIVE_ALIGNMENT:
       {
         const char* alignment = Scripting::GetEnumerationName< Button::Align >( GetImplementation( button ).GetLabelAlignment(),
@@ -1440,185 +1314,37 @@ Padding Button::GetForegroundPadding()
   return mForegroundPadding;
 }
 
-////////////////////////////////////////////////////////////////////////
-// Legacy functions from Tizen 2.4 and 3.0
-
-// Legacy code needed whilst Color can be set by direct Property setting ( deprecated ) instead of setting a Visual
-void Button::SetColor( const Vector4& color, Property::Index visualIndex )
+std::string Button::AccessibleImpl::GetNameRaw()
 {
-  if ( visualIndex == Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL )
-  {
-    mSelectedColor = color;
-  }
-  else
-  {
-    mUnselectedColor = color;
-  }
+  auto slf = Toolkit::Button::DownCast( self );
 
-  Property::Map map;
-  map[ Toolkit::Visual::Property::TYPE ] = Toolkit::Visual::COLOR;
-  map[ Toolkit::ColorVisual::Property::MIX_COLOR ] = color;
+  Property::Map label = slf.GetProperty<Property::Map>( Toolkit::Button::Property::LABEL );
 
-  CreateVisualsForComponent( visualIndex, map, DepthIndex::BACKGROUND );
-}
+  std::string labelText;
+  label.Find( Toolkit::TextVisual::Property::TEXT )->Get( labelText );
 
-const Vector4 Button::GetUnselectedColor() const
-{
-  return mUnselectedColor;
+  return labelText;
 }
 
-const Vector4 Button::GetSelectedColor() const
+Property::Index Button::AccessibleImpl::GetNamePropertyIndex()
 {
-  return mSelectedColor;
-}
-
-void Button::SetAnimationTime( float animationTime )
-{
-  // Used by deprecated API
-  mAnimationTime = animationTime;
-}
-
-float Button::GetAnimationTime() const
-{
-  // Used by deprecated API
-  return mAnimationTime;
-}
+  Property::Index label = Toolkit::Button::Property::LABEL;
+  Property::Map labelMap = self.GetProperty<Property::Map>(label);
 
-void Button::SetLabel( Actor label )
-{
-  if ( label )
-  {
-    Property::Value value ="";
-    value = label.GetProperty(Toolkit::TextLabel::Property::TEXT);
-
-    SetLabelText( value.Get<std::string>() );
-  }
-}
-
-void Button::SetUnselectedImage( const std::string& filename )
-{
-  SetBackgroundImage( filename );
-}
-
-void Button::SetBackgroundImage( const std::string& filename )
-{
-  if( !filename.empty() )
-  {
-    CreateVisualsForComponent( Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL, filename, DepthIndex::BACKGROUND );
-  }
+  if (MapContainsTextString(labelMap))
+    return label;
   else
-  {
-    UnregisterVisual( Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL );
-  }
-}
-
-void Button::SetSelectedImage( const std::string& filename )
-{
-    SetSelectedBackgroundImage( filename );
-}
-
-void Button::SetSelectedBackgroundImage( const std::string& filename )
-{
-  if( !filename.empty() )
-  {
-    CreateVisualsForComponent( Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL, filename, DepthIndex::BACKGROUND );
-  }
-  else
-  {
-    UnregisterVisual( Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL );
-  }
+    return Property::INVALID_INDEX;
 }
 
-void Button::SetDisabledBackgroundImage( const std::string& filename )
+Dali::Accessibility::States Button::AccessibleImpl::CalculateStates()
 {
-  if( !filename.empty() )
-  {
-    CreateVisualsForComponent( Toolkit::DevelButton::Property::DISABLED_UNSELECTED_BACKGROUND_VISUAL, filename, DepthIndex::BACKGROUND );
-  }
-}
-
-void Button::SetDisabledImage( const std::string& filename )
-{
-  if( !filename.empty() )
-  {
-    CreateVisualsForComponent( Toolkit::DevelButton::Property::DISABLED_UNSELECTED_VISUAL, filename, DepthIndex::CONTENT );
-  }
-}
-
-void Button::SetDisabledSelectedImage( const std::string& filename )
-{
-  if( !filename.empty() )
-  {
-    CreateVisualsForComponent( Toolkit::DevelButton::Property::DISABLED_SELECTED_VISUAL, filename, DepthIndex::CONTENT );
-  }
-}
-
-// Used by Deprecated Properties which don't use the Visual Property maps for setting and getting
-std::string Button::GetUrlForImageVisual( const Property::Index index ) const
-{
-  Toolkit::Visual::Base visual = GetVisual( index );
-  std::string result;
-
-  if ( visual )
-  {
-    Dali::Property::Map retreivedMap;
-    visual.CreatePropertyMap( retreivedMap );
-    Property::Value* value = retreivedMap.Find(  Toolkit::ImageVisual::Property::URL,  Property::STRING );
-    if ( value )
-    {
-      result = value->Get<std::string>();
-    }
-  }
-
-  return result;
-}
-
-// Below functions DEPRECATED_1_0.50 - Return empty Actors
-
-namespace
-{
-std::string GetUrlFromImage( Image& image )
-{
-  ResourceImage resourceImage = ResourceImage::DownCast( image );
-
-  std::string imageUrl;
-
-  if ( resourceImage )
-  {
-    imageUrl = resourceImage.GetUrl();
-  }
-  return imageUrl;
-}
-
-} // namespace
-
-
-void Button::SetButtonImage( Image image )
-{
-  DALI_LOG_WARNING("Button::SetButtonImage @DEPRECATED_1_0.50\n");
-  SetUnselectedImage( GetUrlFromImage( image ) );
-}
-
-void Button::SetSelectedImage( Image image )
-{
-  DALI_LOG_WARNING("Button::SetSelectedImage @DEPRECATED_1_0.50\n");
-  SetSelectedImage( GetUrlFromImage( image ) );
-}
-
-Actor Button::GetButtonImage() const
-{
-  DALI_LOG_WARNING("Button::GetButtonImage @DEPRECATED_1_0.50\n");
-  Actor imageView = Toolkit::ImageView::New( GetUrlForImageVisual( Toolkit::DevelButton::Property::UNSELECTED_BACKGROUND_VISUAL ) );
-
-  return imageView;
-}
-
-Actor Button::GetSelectedImage() const
-{
-  DALI_LOG_WARNING("Button::GetSelectedImage @DEPRECATED_1_0.50\n");
-  Actor imageView = Toolkit::ImageView::New( GetUrlForImageVisual( Toolkit::DevelButton::Property::SELECTED_BACKGROUND_VISUAL ) );
-
-  return imageView;
+  auto tmp = Control::Impl::AccessibleImpl::CalculateStates();
+  tmp[Dali::Accessibility::State::SELECTABLE] = true;
+  auto slf = Toolkit::Button::DownCast( self );
+  tmp[Dali::Accessibility::State::ENABLED] = !slf.GetProperty<bool>( Toolkit::Button::Property::DISABLED );
+  tmp[Dali::Accessibility::State::CHECKED] = slf.GetProperty<bool>( Toolkit::Button::Property::SELECTED );
+  return tmp;
 }
 
 } // namespace Internal