[AT-SPI] EmitStateChanged for togglable PushButton

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / buttons / push-button-impl.cpp

diff --git a/dali-toolkit/internal/controls/buttons/push-button-impl.cpp b/dali-toolkit/internal/controls/buttons/push-button-impl.cpp
index cb5a747..2fadac4 100644 (file)
--- a/dali-toolkit/internal/controls/buttons/push-button-impl.cpp
+++ b/dali-toolkit/internal/controls/buttons/push-button-impl.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014 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.
@@ -21,7 +21,6 @@
 // EXTERNAL INCLUDES
 #include <dali/public-api/object/type-registry.h>
 #include <dali/public-api/object/type-registry-helper.h>
-#include <dali/public-api/images/resource-image.h>
 #include <dali/devel-api/scripting/scripting.h>
 #include <dali/integration-api/debug.h>
 
@@ -47,8 +46,6 @@ namespace Internal
 namespace
 {
 
-const float   ANIMATION_TIME( 0.2f );
-
 BaseHandle Create()
 {
   return Toolkit::PushButton::New();
@@ -58,24 +55,11 @@ BaseHandle Create()
 
 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::PushButton, Toolkit::Button, Create )
 
-DALI_PROPERTY_REGISTRATION( Toolkit, PushButton, "unselectedIcon",  STRING, UNSELECTED_ICON )
-DALI_PROPERTY_REGISTRATION( Toolkit, PushButton, "selectedIcon",  STRING, SELECTED_ICON )
-DALI_PROPERTY_REGISTRATION( Toolkit, PushButton, "iconAlignment",  STRING, ICON_ALIGNMENT )
 DALI_PROPERTY_REGISTRATION( Toolkit, PushButton, "labelPadding",  STRING, LABEL_PADDING )
 DALI_PROPERTY_REGISTRATION( Toolkit, PushButton, "iconPadding",  STRING, ICON_PADDING )
 
 DALI_TYPE_REGISTRATION_END()
 
-/*
- * Table to define Text-to-enum conversions for IconAlignment.
- */
-const Dali::Scripting::StringEnum IconAlignmentTable[] = {
-  { "LEFT",   Toolkit::Internal::PushButton::LEFT },
-  { "RIGHT",  Toolkit::Internal::PushButton::RIGHT },
-  { "TOP",    Toolkit::Internal::PushButton::TOP },
-  { "BOTTOM", Toolkit::Internal::PushButton::BOTTOM },
-}; const unsigned int IconAlignmentTableCount = sizeof( IconAlignmentTable ) / sizeof( IconAlignmentTable[0] );
-
 } // unnamed namespace
 
 namespace
@@ -102,7 +86,6 @@ PushButton::PushButton()
 : Button(),
   mIconAlignment( RIGHT )
 {
-  SetAnimationTime( ANIMATION_TIME );
 }
 
 PushButton::~PushButton()
@@ -115,7 +98,12 @@ void PushButton::OnInitialize()
 
   // Push button requires the Leave event.
   Actor self = Self();
-  self.SetLeaveRequired( true );
+  self.SetProperty( Actor::Property::LEAVE_REQUIRED, true );
+
+  DevelControl::SetAccessibilityConstructor( self, []( Dali::Actor actor ) {
+    return std::unique_ptr< Dali::Accessibility::Accessible >(
+        new AccessibleImpl( actor, Dali::Accessibility::Role::PUSH_BUTTON ) );
+  } );
 }
 
 void PushButton::SetIconAlignment( const PushButton::IconAlignment iconAlignment )
@@ -165,25 +153,6 @@ void PushButton::SetProperty( BaseObject* object, Property::Index propertyIndex,
 
     switch ( propertyIndex )
     {
-      case Toolkit::PushButton::Property::UNSELECTED_ICON:
-      {
-        pushButtonImpl.CreateVisualsForComponent( Toolkit::Button::Property::UNSELECTED_VISUAL, value, DepthIndex::CONTENT );
-        break;
-      }
-      case Toolkit::PushButton::Property::SELECTED_ICON:
-      {
-        pushButtonImpl.CreateVisualsForComponent( Toolkit::Button::Property::SELECTED_VISUAL, value, DepthIndex::CONTENT );
-        break;
-      }
-      case Toolkit::PushButton::Property::ICON_ALIGNMENT:
-      {
-        IconAlignment iconAlignment;
-        if( Scripting::GetEnumeration< IconAlignment >( value.Get< std::string >().c_str(), IconAlignmentTable, IconAlignmentTableCount, iconAlignment ) )
-        {
-          pushButtonImpl.SetIconAlignment( iconAlignment );
-        }
-        break;
-      }
       case Toolkit::PushButton::Property::LABEL_PADDING:
       {
         Vector4 padding ( value.Get< Vector4 >() );
@@ -212,21 +181,6 @@ Property::Value PushButton::GetProperty( BaseObject* object, Property::Index pro
 
     switch ( propertyIndex )
     {
-      case Toolkit::PushButton::Property::UNSELECTED_ICON:
-      {
-        //value = pushButtonImpl.GetIcon( UNSELECTED_DECORATION );
-        break;
-      }
-      case Toolkit::PushButton::Property::SELECTED_ICON:
-      {
-        //value = pushButtonImpl.GetIcon( UNSELECTED_DECORATION );
-        break;
-      }
-      case Toolkit::PushButton::Property::ICON_ALIGNMENT:
-      {
-        value = Scripting::GetLinearEnumerationName< IconAlignment >( pushButtonImpl.GetIconAlignment(), IconAlignmentTable, IconAlignmentTableCount );
-        break;
-      }
       case Toolkit::PushButton::Property::LABEL_PADDING:
       {
         Padding padding = pushButtonImpl.Button::GetLabelPadding();
@@ -245,42 +199,28 @@ Property::Value PushButton::GetProperty( BaseObject* object, Property::Index pro
   return value;
 }
 
-void PushButton::PrepareForTranstionIn( Actor actor )
-{
-  // Set Toolkit::Button::Property::SELECTED_VISUAL and Toolkit::Button::Property::UNSELECTED_VISUAL to opacity 0
-  // Then get and start animation
-}
-
-void PushButton::PrepareForTranstionOut( Actor actor )
-{
-  // Set Toolkit::Button::Property::SELECTED_VISUAL and Toolkit::Button::Property::UNSELECTED_VISUAL to opacity 1
-  // Then get and start animation
-}
-
-void PushButton::OnTransitionIn( Actor actor )
+Dali::Accessibility::States PushButton::AccessibleImpl::CalculateStates()
 {
-  // Only transition selected and unselected visual, background doesn't change.
-  // Start Fade animation to 1
+  auto tmp = Button::AccessibleImpl::CalculateStates();
+  auto slf = Toolkit::Button::DownCast( self );
+  tmp[Dali::Accessibility::State::PRESSED] = slf.GetProperty<bool>( Toolkit::Button::Property::SELECTED );
+  return tmp;
 }
 
-void PushButton::OnTransitionOut( Actor actor )
+void PushButton::OnStateChange( State newState )
 {
-  // Only transition selected and unselected visual, background doesn't change.
-  // Start Fade animation to 0
-}
-
-void PushButton::FadeImageTo( Actor actor , float opacity )
-{
-  if( actor )
+  // TODO: replace it with OnPropertySet hook once Button::Property::SELECTED will be consistently used
+  if (Dali::Accessibility::IsUp() && (newState == SELECTED_STATE || newState == UNSELECTED_STATE))
   {
-    Dali::Animation transitionAnimation = GetTransitionAnimation();
-    DALI_ASSERT_DEBUG( transitionAnimation );
+    Dali::Accessibility::Accessible::Get(Self())->EmitStateChanged(
+      Dali::Accessibility::State::PRESSED, newState == SELECTED_STATE ? 1 : 0, 0
+    );
 
-    if( transitionAnimation )
+    if (Self().GetProperty<bool>(Toolkit::Button::Property::TOGGLABLE))
     {
-      DALI_LOG_INFO( gLogButtonFilter, Debug::Verbose, "PushButton::FadeImageTo(%f)\n", opacity );
-
-      transitionAnimation.AnimateTo( Property( actor, Actor::Property::COLOR_ALPHA ), opacity );
+      Dali::Accessibility::Accessible::Get(Self())->EmitStateChanged(
+        Dali::Accessibility::State::CHECKED, newState == SELECTED_STATE ? 1 : 0, 0
+      );
     }
   }
 }