Text selection refactoring
[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / text-controls / text-editor-impl.cpp
index 0ee3bac..e6a2804 100644 (file)
@@ -22,6 +22,7 @@
 #include <cstring>
 #include <limits>
 #include <dali/public-api/adaptor-framework/key.h>
+#include <dali/devel-api/adaptor-framework/window-devel.h>
 #include <dali/devel-api/common/stage.h>
 #include <dali/devel-api/actors/actor-devel.h>
 #include <dali/devel-api/object/property-helper-devel.h>
@@ -35,7 +36,6 @@
 #include <dali-toolkit/devel-api/text/rendering-backend.h>
 #include <dali-toolkit/devel-api/controls/control-devel.h>
 #include <dali-toolkit/devel-api/controls/control-depth-index-ranges.h>
-#include <dali-toolkit/devel-api/controls/text-controls/text-editor-devel.h>
 #include <dali-toolkit/public-api/visuals/visual-properties.h>
 #include <dali-toolkit/internal/text/text-enumerations-impl.h>
 #include <dali-toolkit/internal/text/rendering/text-backend.h>
@@ -138,9 +138,13 @@ DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "enableShiftSelection",
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "enableGrabHandle",               BOOLEAN,   ENABLE_GRAB_HANDLE                   )
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "matchSystemLanguageDirection",   BOOLEAN,   MATCH_SYSTEM_LANGUAGE_DIRECTION      )
 DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "renderingBackend",               INTEGER,   RENDERING_BACKEND                    )
+DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "maxLength",                      INTEGER,   MAX_LENGTH                           )
+DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectedTextStart",              INTEGER,   SELECTED_TEXT_START                  )
+DALI_DEVEL_PROPERTY_REGISTRATION( Toolkit, TextEditor, "selectedTextEnd",                INTEGER,   SELECTED_TEXT_END                    )
 
 DALI_SIGNAL_REGISTRATION( Toolkit, TextEditor, "textChanged",        SIGNAL_TEXT_CHANGED )
 DALI_SIGNAL_REGISTRATION( Toolkit, TextEditor, "inputStyleChanged",  SIGNAL_INPUT_STYLE_CHANGED )
+DALI_SIGNAL_REGISTRATION( Toolkit, TextEditor, "maxLengthReached",   SIGNAL_MAX_LENGTH_REACHED )
 
 DALI_TYPE_REGISTRATION_END()
 
@@ -771,6 +775,37 @@ void TextEditor::SetProperty( BaseObject* object, Property::Index index, const P
         }
         break;
       }
+      case Toolkit::DevelTextEditor::Property::MAX_LENGTH:
+      {
+        if( impl.mController )
+        {
+          const int max = value.Get< int >();
+          DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p MAX_LENGTH %d\n", impl.mController.Get(), max );
+
+          impl.mController->SetMaximumNumberOfCharacters( max );
+        }
+        break;
+      }
+      case Toolkit::DevelTextEditor::Property::SELECTED_TEXT_START:
+      {
+        if( impl.mController )
+        {
+          uint32_t start = static_cast<uint32_t>(value.Get< int >());
+          DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p SELECTED_TEXT_START %d\n", impl.mController.Get(), start );
+          impl.SetTextSelectionRange( &start, nullptr );
+        }
+        break;
+      }
+      case Toolkit::DevelTextEditor::Property::SELECTED_TEXT_END:
+      {
+        if( impl.mController )
+        {
+          uint32_t end = static_cast<uint32_t>(value.Get< int >());
+          DALI_LOG_INFO( gLogFilter, Debug::General, "TextEditor %p SELECTED_TEXT_END %d\n", impl.mController.Get(), end );
+          impl.SetTextSelectionRange( nullptr, &end );
+        }
+        break;
+      }
     } // switch
   } // texteditor
 }
@@ -1171,6 +1206,26 @@ Property::Value TextEditor::GetProperty( BaseObject* object, Property::Index ind
         }
         break;
       }
+      case Toolkit::DevelTextEditor::Property::MAX_LENGTH:
+      {
+        if( impl.mController )
+        {
+          value = impl.mController->GetMaximumNumberOfCharacters();
+        }
+        break;
+      }
+      case Toolkit::DevelTextEditor::Property::SELECTED_TEXT_START:
+      {
+        Uint32Pair range = impl.GetTextSelectionRange();
+        value = static_cast<int>(range.first);
+        break;
+      }
+      case Toolkit::DevelTextEditor::Property::SELECTED_TEXT_END:
+      {
+        Uint32Pair range = impl.GetTextSelectionRange();
+        value = static_cast<int>(range.second);
+        break;
+      }
     } //switch
   }
 
@@ -1182,6 +1237,11 @@ InputMethodContext TextEditor::GetInputMethodContext()
   return mInputMethodContext;
 }
 
+DevelTextEditor::MaxLengthReachedSignalType& TextEditor::MaxLengthReachedSignal()
+{
+  return mMaxLengthReachedSignal;
+}
+
 bool TextEditor::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor )
 {
   Dali::BaseHandle handle( object );
@@ -1197,6 +1257,14 @@ bool TextEditor::DoConnectSignal( BaseObject* object, ConnectionTrackerInterface
   {
     editor.InputStyleChangedSignal().Connect( tracker, functor );
   }
+  else if( 0 == strcmp( signalName.c_str(), SIGNAL_MAX_LENGTH_REACHED ) )
+  {
+    if( editor )
+    {
+      Internal::TextEditor& editorImpl( GetImpl( editor ) );
+      editorImpl.MaxLengthReachedSignal().Connect( tracker, functor );
+    }
+  }
   else
   {
     // signalName does not match any signal
@@ -1225,7 +1293,7 @@ void TextEditor::OnInitialize()
 {
   Actor self = Self();
 
-  mController = Text::Controller::New( this, this );
+  mController = Text::Controller::New( this, this, this);
 
   mDecorator = Text::Decorator::New( *mController,
                                      *mController );
@@ -1258,10 +1326,10 @@ void TextEditor::OnInitialize()
   mController->SetLayoutDirection( layoutDirection );
 
   // Forward input events to controller
-  EnableGestureDetection( static_cast<Gesture::Type>( Gesture::Tap | Gesture::Pan | Gesture::LongPress ) );
+  EnableGestureDetection( static_cast<GestureType::Value>( GestureType::TAP | GestureType::PAN | GestureType::LONG_PRESS ) );
   GetTapGestureDetector().SetMaximumTapsRequired( 2 );
 
-  self.TouchSignal().Connect( this, &TextEditor::OnTouched );
+  self.TouchedSignal().Connect( this, &TextEditor::OnTouched );
 
   // Set BoundingBox to stage size if not already set.
   Rect<int> boundingBox;
@@ -1282,7 +1350,7 @@ void TextEditor::OnInitialize()
   // Fill-parent area by default
   self.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
   self.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
-  self.OnStageSignal().Connect( this, &TextEditor::OnStageConnect );
+  self.OnSceneSignal().Connect( this, &TextEditor::OnSceneConnect );
 
   DevelControl::SetInputMethodContext( *this, mInputMethodContext );
 
@@ -1367,7 +1435,15 @@ void TextEditor::OnRelayout( const Vector2& size, RelayoutContainer& container )
   Vector2 contentSize( size.x - ( padding.start + padding.end ), size.y - ( padding.top + padding.bottom ) );
 
   // Support Right-To-Left of padding
-  Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>( self.GetProperty( Dali::Actor::Property::LAYOUT_DIRECTION ).Get<int>() );
+  Dali::LayoutDirection::Type layoutDirection;
+  if( mController->IsMatchSystemLanguageDirection() )
+  {
+    layoutDirection = static_cast<Dali::LayoutDirection::Type>( DevelWindow::Get( self ).GetRootLayer().GetProperty( Dali::Actor::Property::LAYOUT_DIRECTION ).Get<int>() );
+  }
+  else
+  {
+    layoutDirection = static_cast<Dali::LayoutDirection::Type>( self.GetProperty( Dali::Actor::Property::LAYOUT_DIRECTION ).Get<int>() );
+  }
   if( Dali::LayoutDirection::RIGHT_TO_LEFT == layoutDirection )
   {
     std::swap( padding.start, padding.end );
@@ -1534,14 +1610,15 @@ void TextEditor::OnTap( const TapGesture& gesture )
   // 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 );
-  mController->TapEvent( gesture.numberOfTaps, gesture.localPoint.x - padding.start, gesture.localPoint.y - padding.top );
+  const Vector2& localPoint = gesture.GetLocalPoint();
+  mController->TapEvent( gesture.GetNumberOfTaps(), localPoint.x - padding.start, localPoint.y - padding.top );
 
   SetKeyInputFocus();
 }
 
 void TextEditor::OnPan( const PanGesture& gesture )
 {
-  mController->PanEvent( gesture.state, gesture.displacement );
+  mController->PanEvent( gesture.GetState(), gesture.GetDisplacement() );
 }
 
 void TextEditor::OnLongPress( const LongPressGesture& gesture )
@@ -1552,19 +1629,20 @@ void TextEditor::OnLongPress( const LongPressGesture& gesture )
   }
   Extents padding;
   padding = Self().GetProperty<Extents>( Toolkit::Control::Property::PADDING );
-  mController->LongPressEvent( gesture.state, gesture.localPoint.x - padding.start, gesture.localPoint.y - padding.top );
+  const Vector2& localPoint = gesture.GetLocalPoint();
+  mController->LongPressEvent( gesture.GetState(), localPoint.x - padding.start, localPoint.y - padding.top );
 
   SetKeyInputFocus();
 }
 
 bool TextEditor::OnKeyEvent( const KeyEvent& event )
 {
-  DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnKeyEvent %p keyCode %d\n", mController.Get(), event.keyCode );
+  DALI_LOG_INFO( gLogFilter, Debug::Verbose, "TextEditor::OnKeyEvent %p keyCode %d\n", mController.Get(), event.GetKeyCode() );
 
-  if( Dali::DALI_KEY_ESCAPE == event.keyCode && mController->ShouldClearFocusOnEscape() )
+  if( Dali::DALI_KEY_ESCAPE == event.GetKeyCode() && mController->ShouldClearFocusOnEscape() )
   {
     // Make sure ClearKeyInputFocus when only key is up
-    if( event.state == KeyEvent::Up )
+    if( event.GetState() == KeyEvent::UP )
     {
       ClearKeyInputFocus();
     }
@@ -1588,7 +1666,8 @@ void TextEditor::TextChanged()
 
 void TextEditor::MaxLengthReached()
 {
-  // Nothing to do as TextEditor doesn't emit a max length reached signal.
+  Dali::Toolkit::TextEditor handle( GetOwner() );
+  mMaxLengthReachedSignal.Emit( handle );
 }
 
 void TextEditor::InputStyleChanged( Text::InputStyle::Mask inputStyleMask )
@@ -1663,6 +1742,25 @@ void TextEditor::AddDecoration( Actor& actor, bool needsClipping )
   }
 }
 
+void TextEditor::SetTextSelectionRange(const uint32_t *start, const uint32_t *end)
+{
+  if( mController && mController->IsShowingRealText() )
+  {
+    mController->SetTextSelectionRange( start, end );
+    SetKeyInputFocus();
+  }
+}
+
+Uint32Pair TextEditor::GetTextSelectionRange() const
+{
+  Uint32Pair range(0, 0);
+  if( mController && mController->IsShowingRealText() )
+  {
+    range = mController->GetTextSelectionRange();
+  }
+  return range;
+}
+
 void TextEditor::UpdateScrollBar()
 {
   using namespace Dali;
@@ -1685,8 +1783,8 @@ void TextEditor::UpdateScrollBar()
   CustomActor self = Self();
   if( !mScrollBar )
   {
-    mScrollBar = Toolkit::ScrollBar::New( Toolkit::ScrollBar::Vertical );
-    mScrollBar.SetIndicatorHeightPolicy( Toolkit::ScrollBar::Variable );
+    mScrollBar = Toolkit::ScrollBar::New( Toolkit::ScrollBar::VERTICAL );
+    mScrollBar.SetIndicatorHeightPolicy( Toolkit::ScrollBar::VARIABLE );
     mScrollBar.SetProperty( Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_RIGHT );
     mScrollBar.SetProperty( Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_RIGHT );
     mScrollBar.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::HEIGHT );
@@ -1759,7 +1857,7 @@ void TextEditor::OnScrollIndicatorAnimationFinished( Animation& animation )
   }
 }
 
-void TextEditor::OnStageConnect( Dali::Actor actor )
+void TextEditor::OnSceneConnect( Dali::Actor actor )
 {
   if ( mHasBeenStaged )
   {
@@ -1807,18 +1905,18 @@ void TextEditor::KeyboardStatusChanged(bool keyboardShown)
   }
 }
 
-void TextEditor::OnStageConnection( int depth )
+void TextEditor::OnSceneConnection( int depth )
 {
   // Sets the depth to the visuals inside the text's decorator.
   mDecorator->SetTextDepth( depth );
 
   // The depth of the text renderer is set in the RenderText() called from OnRelayout().
 
-  // Call the Control::OnStageConnection() to set the depth of the background.
-  Control::OnStageConnection( depth );
+  // Call the Control::OnSceneConnection() to set the depth of the background.
+  Control::OnSceneConnection( depth );
 }
 
-bool TextEditor::OnTouched( Actor actor, const TouchData& touch )
+bool TextEditor::OnTouched( Actor actor, const TouchEvent& touch )
 {
   return false;
 }