Relayout again for LTR / RTL order when layout direction is changed.
[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / text-controls / text-field-impl.cpp
old mode 100644 (file)
new mode 100755 (executable)
index 737d507..2b76083
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2018 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.
@@ -21,6 +21,7 @@
 // EXTERNAL INCLUDES
 #include <cstring>
 #include <dali/public-api/adaptor-framework/key.h>
+#include <dali/devel-api/adaptor-framework/key-devel.h>
 #include <dali/public-api/common/stage.h>
 #include <dali/public-api/images/resource-image.h>
 #include <dali/devel-api/object/property-helper-devel.h>
@@ -43,6 +44,7 @@
 #include <dali-toolkit/internal/text/text-font-style.h>
 #include <dali-toolkit/internal/text/text-view.h>
 #include <dali-toolkit/internal/styling/style-manager-impl.h>
+#include <dali-toolkit/devel-api/controls/control-devel.h>
 
 using namespace Dali::Toolkit::Text;
 
@@ -129,6 +131,8 @@ DALI_PROPERTY_REGISTRATION( Toolkit, TextField, "enableSelection",
 DALI_PROPERTY_REGISTRATION( Toolkit, TextField, "placeholder",                          MAP,       PLACEHOLDER                          )
 DALI_PROPERTY_REGISTRATION( Toolkit, TextField, "ellipsis",                             BOOLEAN,   ELLIPSIS                             )
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextField, "enableShiftSelection",           BOOLEAN,   ENABLE_SHIFT_SELECTION               )
+DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextField, "enableGrabHandle",               BOOLEAN,   ENABLE_GRAB_HANDLE                   )
+DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextField, "matchSystemLanguageDirection",   BOOLEAN,   MATCH_SYSTEM_LANGUAGE_DIRECTION      )
 
 DALI_SIGNAL_REGISTRATION( Toolkit, TextField, "textChanged",        SIGNAL_TEXT_CHANGED )
 DALI_SIGNAL_REGISTRATION( Toolkit, TextField, "maxLengthReached",   SIGNAL_MAX_LENGTH_REACHED )
@@ -584,7 +588,7 @@ void TextField::SetProperty( BaseObject* object, Property::Index index, const Pr
         Toolkit::Control control = Toolkit::KeyInputFocusManager::Get().GetCurrentFocusControl();
         if (control == textField)
         {
-          impl.mImfManager.ApplyOptions( impl.mInputMethodOptions );
+          impl.mInputMethodContext.ApplyOptions( impl.mInputMethodOptions );
         }
         break;
       }
@@ -771,6 +775,25 @@ void TextField::SetProperty( BaseObject* object, Property::Index index, const Pr
         }
         break;
       }
+      case Toolkit::DevelTextField::Property::ENABLE_GRAB_HANDLE:
+      {
+        if( impl.mController )
+        {
+          const bool grabHandleEnabled = value.Get<bool>();
+          DALI_LOG_INFO( gLogFilter, Debug::General, "TextField %p ENABLE_GRAB_HANDLE %d\n", impl.mController.Get(), grabHandleEnabled );
+
+          impl.mController->SetGrabHandleEnabled( grabHandleEnabled );
+        }
+        break;
+      }
+      case Toolkit::DevelTextField::Property::MATCH_SYSTEM_LANGUAGE_DIRECTION:
+      {
+        if( impl.mController )
+        {
+          impl.mController->SetMatchSystemLanguageDirection(value.Get< bool >());
+        }
+        break;
+      }
     } // switch
   } // textfield
 }
@@ -1178,12 +1201,33 @@ Property::Value TextField::GetProperty( BaseObject* object, Property::Index inde
         }
         break;
       }
+      case Toolkit::DevelTextField::Property::ENABLE_GRAB_HANDLE:
+      {
+        if( impl.mController )
+        {
+          value = impl.mController->IsGrabHandleEnabled();
+        }
+        break;
+      }
+      case Toolkit::DevelTextField::Property::MATCH_SYSTEM_LANGUAGE_DIRECTION:
+      {
+        if( impl.mController )
+        {
+          value = impl.mController->IsMatchSystemLanguageDirection();
+        }
+        break;
+      }
     } //switch
   }
 
   return value;
 }
 
+InputMethodContext TextField::GetInputMethodContext()
+{
+  return mInputMethodContext;
+}
+
 bool TextField::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
 {
   Dali::BaseHandle handle( object );
@@ -1240,10 +1284,12 @@ void TextField::OnInitialize()
   mDecorator = Text::Decorator::New( *mController,
                                      *mController );
 
+  mInputMethodContext = InputMethodContext::New();
+
   mController->GetLayoutEngine().SetLayout( Layout::Engine::SINGLE_LINE_BOX );
 
   // Enables the text input.
-  mController->EnableTextInput( mDecorator );
+  mController->EnableTextInput( mDecorator, mInputMethodContext );
 
   // Enables the horizontal scrolling after the text input has been enabled.
   mController->SetHorizontalScrollEnabled( true );
@@ -1257,12 +1303,15 @@ void TextField::OnInitialize()
   mController->SetNoTextDoubleTapAction( Controller::NoTextTap::HIGHLIGHT );
   mController->SetNoTextLongPressAction( Controller::NoTextTap::HIGHLIGHT );
 
+  // Sets layoutDirection value
+  Dali::Stage stage = Dali::Stage::GetCurrent();
+  Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>( stage.GetRootLayer().GetProperty( Dali::Actor::Property::LAYOUT_DIRECTION ).Get<int>() );
+  mController->SetLayoutDirection( layoutDirection );
+
   // Forward input events to controller
   EnableGestureDetection( static_cast<Gesture::Type>( Gesture::Tap | Gesture::Pan | Gesture::LongPress ) );
   GetTapGestureDetector().SetMaximumTapsRequired( 2 );
 
-  mImfManager = ImfManager::Get();
-
   self.TouchSignal().Connect( this, &TextField::OnTouched );
 
   // Set BoundingBox to stage size if not already set.
@@ -1283,6 +1332,8 @@ void TextField::OnInitialize()
   self.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
   self.OnStageSignal().Connect( this, &TextField::OnStageConnect );
 
+  DevelControl::SetInputMethodContext( *this, mInputMethodContext );
+
   if( Dali::Toolkit::TextField::EXCEED_POLICY_CLIP == mExceedPolicy )
   {
     EnableClipping();
@@ -1368,7 +1419,7 @@ void TextField::OnRelayout( const Vector2& size, RelayoutContainer& container )
     mActiveLayer.SetPosition( padding.start, padding.top );
   }
 
-  const Text::Controller::UpdateTextType updateTextType = mController->Relayout( contentSize );
+  const Text::Controller::UpdateTextType updateTextType = mController->Relayout( contentSize, layoutDirection );
 
   if( ( Text::Controller::NONE_UPDATED != updateTextType ) ||
       !mRenderer )
@@ -1404,7 +1455,7 @@ void TextField::OnRelayout( const Vector2& size, RelayoutContainer& container )
       {
         // @note: The callback manager takes the ownership of the callback object.
         mIdleCallback = MakeCallback( this, &TextField::OnIdleSignal );
-        adaptor.AddIdle( mIdleCallback );
+        adaptor.AddIdle( mIdleCallback, false );
       }
     }
   }
@@ -1478,25 +1529,26 @@ void TextField::RenderText( Text::Controller::UpdateTextType updateTextType )
 void TextField::OnKeyInputFocusGained()
 {
   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextField::OnKeyInputFocusGained %p\n", mController.Get() );
+  if ( mInputMethodContext )
+  {
+    mInputMethodContext.ApplyOptions( mInputMethodOptions );
 
-  mImfManager.ApplyOptions( mInputMethodOptions );
-
-  mImfManager.StatusChangedSignal().Connect( this, &TextField::KeyboardStatusChanged );
-
-  mImfManager.EventReceivedSignal().Connect( this, &TextField::OnImfEvent );
+    mInputMethodContext.StatusChangedSignal().Connect( this, &TextField::KeyboardStatusChanged );
 
-  // Notify that the text editing start.
-  mImfManager.Activate();
+    mInputMethodContext.EventReceivedSignal().Connect( this, &TextField::OnInputMethodContextEvent );
 
-  // When window gain lost focus, the imf manager is deactivated. Thus when window gain focus again, the imf manager must be activated.
-  mImfManager.SetRestoreAfterFocusLost( true );
+    // Notify that the text editing start.
+    mInputMethodContext.Activate();
 
-   ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
+    // When window gain lost focus, the inputMethodContext is deactivated. Thus when window gain focus again, the inputMethodContext must be activated.
+    mInputMethodContext.SetRestoreAfterFocusLost( true );
+  }
+  ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
 
-   if ( notifier )
-   {
-      notifier.ContentSelectedSignal().Connect( this, &TextField::OnClipboardTextSelected );
-   }
+  if ( notifier )
+  {
+    notifier.ContentSelectedSignal().Connect( this, &TextField::OnClipboardTextSelected );
+  }
 
   mController->KeyboardFocusGainEvent(); // Called in the case of no virtual keyboard to trigger this event
 
@@ -1506,16 +1558,17 @@ void TextField::OnKeyInputFocusGained()
 void TextField::OnKeyInputFocusLost()
 {
   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextField:OnKeyInputFocusLost %p\n", mController.Get() );
+  if ( mInputMethodContext )
+  {
+    mInputMethodContext.StatusChangedSignal().Disconnect( this, &TextField::KeyboardStatusChanged );
+    // The text editing is finished. Therefore the inputMethodContext don't have restore activation.
+    mInputMethodContext.SetRestoreAfterFocusLost( false );
 
-  mImfManager.StatusChangedSignal().Disconnect( this, &TextField::KeyboardStatusChanged );
-  // The text editing is finished. Therefore the imf manager don't have restore activation.
-  mImfManager.SetRestoreAfterFocusLost( false );
-
-  // Notify that the text editing finish.
-  mImfManager.Deactivate();
-
-  mImfManager.EventReceivedSignal().Disconnect( this, &TextField::OnImfEvent );
+    // Notify that the text editing finish.
+    mInputMethodContext.Deactivate();
 
+    mInputMethodContext.EventReceivedSignal().Disconnect( this, &TextField::OnInputMethodContextEvent );
+  }
   ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
 
   if ( notifier )
@@ -1531,9 +1584,10 @@ void TextField::OnKeyInputFocusLost()
 void TextField::OnTap( const TapGesture& gesture )
 {
   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextField::OnTap %p\n", mController.Get() );
-
-  mImfManager.Activate();
-
+  if ( mInputMethodContext )
+  {
+    mInputMethodContext.Activate();
+  }
   // Deliver the tap before the focus event to controller; this allows us to detect when focus is gained due to tap-gestures
   Extents padding;
   padding = Self().GetProperty<Extents>( Toolkit::Control::Property::PADDING );
@@ -1549,8 +1603,10 @@ void TextField::OnPan( const PanGesture& gesture )
 
 void TextField::OnLongPress( const LongPressGesture& gesture )
 {
-  mImfManager.Activate();
-
+  if ( mInputMethodContext )
+  {
+    mInputMethodContext.Activate();
+  }
   Extents padding;
   padding = Self().GetProperty<Extents>( Toolkit::Control::Property::PADDING );
   mController->LongPressEvent( gesture.state, gesture.localPoint.x - padding.start, gesture.localPoint.y - padding.top );
@@ -1572,6 +1628,11 @@ bool TextField::OnKeyEvent( const KeyEvent& event )
 
     return true;
   }
+  else if( Dali::DevelKey::DALI_KEY_RETURN == event.keyCode )
+  {
+    // Do nothing when enter is comming.
+    return false;
+  }
 
   return mController->KeyEvent( event );
 }
@@ -1673,10 +1734,10 @@ void TextField::OnStageConnect( Dali::Actor actor )
   }
 }
 
-ImfManager::ImfCallbackData TextField::OnImfEvent( Dali::ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
+InputMethodContext::CallbackData TextField::OnInputMethodContextEvent( Dali::InputMethodContext& inputMethodContext, const InputMethodContext::EventData& inputMethodContextEvent )
 {
-  DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextField::OnImfEvent %p eventName %d\n", mController.Get(), imfEvent.eventName );
-  return mController->OnImfEvent( imfManager, imfEvent );
+  DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextField::OnInputMethodContextEvent %p eventName %d\n", mController.Get(), inputMethodContextEvent.eventName );
+  return mController->OnInputMethodContextEvent( inputMethodContext, inputMethodContextEvent );
 }
 
 void TextField::GetHandleImagePropertyValue(  Property::Value& value, Text::HandleType handleType, Text::HandleImageType handleImageType )
@@ -1709,7 +1770,7 @@ void TextField::EnableClipping()
                           Add( ColorVisual::Property::MIX_COLOR, Color::TRANSPARENT ) );
 
     // Enable the clipping property.
-    mStencil.SetProperty( Actor::Property::CLIPPING_MODE, ClippingMode::CLIP_CHILDREN );
+    mStencil.SetProperty( Actor::Property::CLIPPING_MODE, ClippingMode::CLIP_TO_BOUNDING_BOX );
     mStencil.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::ALL_DIMENSIONS );
 
     Self().Add( mStencil );