Text logical and visual models. Remove unused/unwanted code.

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / text-controller-impl.cpp

diff --git a/dali-toolkit/internal/text/text-controller-impl.cpp b/dali-toolkit/internal/text/text-controller-impl.cpp
index fb2bf2b..e3ee4d6 100644 (file)
--- a/dali-toolkit/internal/text/text-controller-impl.cpp
+++ b/dali-toolkit/internal/text/text-controller-impl.cpp
@@ -160,32 +160,43 @@ bool Controller::Impl::ProcessInputEvents()
     {
       switch( iter->type )
       {
-      case Event::CURSOR_KEY_EVENT:
-      {
-        OnCursorKeyEvent( *iter );
-        break;
-      }
-      case Event::TAP_EVENT:
-      {
-        OnTapEvent( *iter );
-        break;
-      }
-      case Event::PAN_EVENT:
-      {
-        OnPanEvent( *iter );
-        break;
-      }
-      case Event::GRAB_HANDLE_EVENT:
-      case Event::LEFT_SELECTION_HANDLE_EVENT:
-      case Event::RIGHT_SELECTION_HANDLE_EVENT: // Fall through
-      {
-        OnHandleEvent( *iter );
-        break;
-      }
+        case Event::CURSOR_KEY_EVENT:
+        {
+          OnCursorKeyEvent( *iter );
+          break;
+        }
+        case Event::TAP_EVENT:
+        {
+          OnTapEvent( *iter );
+          break;
+        }
+        case Event::PAN_EVENT:
+        {
+          OnPanEvent( *iter );
+          break;
+        }
+        case Event::GRAB_HANDLE_EVENT:
+        case Event::LEFT_SELECTION_HANDLE_EVENT:
+        case Event::RIGHT_SELECTION_HANDLE_EVENT: // Fall through
+        {
+          OnHandleEvent( *iter );
+          break;
+        }
+        case Event::SELECT:
+        {
+          OnSelectEvent( *iter );
+          break;
+        }
+        case Event::SELECT_ALL:
+        {
+          OnSelectAllEvent();
+          break;
+        }
       }
     }
   }
 
+
   // The cursor must also be repositioned after inserts into the model
   if( mEventData->mUpdateCursorPosition )
   {
@@ -442,7 +453,7 @@ void Controller::Impl::OnCursorKeyEvent( const Event& event )
   }
   else if( Dali::DALI_KEY_CURSOR_RIGHT == keyCode )
   {
-    if( mLogicalModel->GetNumberOfCharacters() > mEventData->mPrimaryCursorPosition )
+    if( mLogicalModel->mText.Count() > mEventData->mPrimaryCursorPosition )
     {
       mEventData->mPrimaryCursorPosition = CalculateNewCursorIndex( mEventData->mPrimaryCursorPosition );
     }
@@ -484,20 +495,6 @@ void Controller::Impl::OnTapEvent( const Event& event )
       mEventData->mUpdateCursorPosition = true;
       mEventData->mScrollAfterUpdatePosition = true;
     }
-    else if( mEventData->mSelectionEnabled &&
-             ( 2u == tapCount ) )
-    {
-      // The event.p2 and event.p3 are in decorator coords. Need to transforms to text coords.
-      const float xPosition = event.p2.mFloat - mEventData->mScrollPosition.x - mAlignmentOffset.x;
-      const float yPosition = event.p3.mFloat - mEventData->mScrollPosition.y - mAlignmentOffset.y;
-
-      RepositionSelectionHandles( xPosition,
-                                  yPosition );
-
-      mEventData->mScrollAfterUpdatePosition = true;
-      mEventData->mUpdateLeftSelectionPosition = true;
-      mEventData->mUpdateRightSelectionPosition = true;
-    }
   }
 }
 
@@ -711,6 +708,48 @@ void Controller::Impl::OnHandleEvent( const Event& event )
   } // end ( HANDLE_SCROLLING == state )
 }
 
+void Controller::Impl::OnSelectEvent( const Event& event )
+{
+  if( NULL == mEventData )
+  {
+    // Nothing to do if there is no text.
+    return;
+  }
+
+  if( mEventData->mSelectionEnabled )
+  {
+    // The event.p2 and event.p3 are in decorator coords. Need to transforms to text coords.
+    const float xPosition = event.p2.mFloat - mEventData->mScrollPosition.x - mAlignmentOffset.x;
+    const float yPosition = event.p3.mFloat - mEventData->mScrollPosition.y - mAlignmentOffset.y;
+
+    RepositionSelectionHandles( xPosition,
+                                yPosition );
+
+    mEventData->mScrollAfterUpdatePosition = true;
+    mEventData->mUpdateLeftSelectionPosition = true;
+    mEventData->mUpdateRightSelectionPosition = true;
+  }
+}
+
+void Controller::Impl::OnSelectAllEvent()
+{
+  if( NULL == mEventData )
+  {
+    // Nothing to do if there is no text.
+    return;
+  }
+
+  if( mEventData->mSelectionEnabled )
+  {
+    RepositionSelectionHandles( 0u,
+                                mLogicalModel->mText.Count() );
+
+    mEventData->mScrollAfterUpdatePosition = true;
+    mEventData->mUpdateLeftSelectionPosition = true;
+    mEventData->mUpdateRightSelectionPosition = true;
+  }
+}
+
 void Controller::Impl::RepositionSelectionHandles( CharacterIndex selectionStart, CharacterIndex selectionEnd )
 {
   if( selectionStart == selectionEnd )
@@ -847,8 +886,27 @@ void Controller::Impl::ChangeState( EventData::State newState )
       mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, true );
       if( mEventData->mGrabHandlePopupEnabled )
       {
-        TextSelectionPopup::Buttons selectedButtons = TextSelectionPopup::Buttons( TextSelectionPopup::COPY );
-        mEventData->mDecorator->SetEnabledPopupButtons( selectedButtons );
+        TextSelectionPopup::Buttons buttonsToShow = TextSelectionPopup::Buttons(  TextSelectionPopup::CUT | TextSelectionPopup::COPY );
+        if ( !IsClipboardEmpty() )
+        {
+          buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+        }
+
+        mEventData->mDecorator->SetEnabledPopupButtons( buttonsToShow );
+        mEventData->mDecorator->SetPopupActive( true );
+      }
+      mEventData->mDecoratorUpdated = true;
+    }
+    else if ( EventData::SELECTION_CHANGED  == mEventData->mState )
+    {
+      if( mEventData->mGrabHandlePopupEnabled )
+      {
+        TextSelectionPopup::Buttons buttonsToShow = TextSelectionPopup::Buttons(  TextSelectionPopup::CUT | TextSelectionPopup::COPY );
+        if (  !IsClipboardEmpty() )
+        {
+          buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+        }
+        mEventData->mDecorator->SetEnabledPopupButtons( buttonsToShow );
         mEventData->mDecorator->SetPopupActive( true );
       }
       mEventData->mDecoratorUpdated = true;
@@ -888,8 +946,14 @@ void Controller::Impl::ChangeState( EventData::State newState )
       }
       if( mEventData->mGrabHandlePopupEnabled )
       {
-        TextSelectionPopup::Buttons selectionButtons = TextSelectionPopup::Buttons( TextSelectionPopup::SELECT | TextSelectionPopup::SELECT_ALL );
-        mEventData->mDecorator->SetEnabledPopupButtons( selectionButtons );
+        TextSelectionPopup::Buttons buttonsToShow = TextSelectionPopup::Buttons( TextSelectionPopup::SELECT | TextSelectionPopup::SELECT_ALL );
+
+        if ( !IsClipboardEmpty() )
+        {
+          buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+        }
+
+        mEventData->mDecorator->SetEnabledPopupButtons( buttonsToShow );
         mEventData->mDecorator->SetPopupActive( true );
       }
       mEventData->mDecoratorUpdated = true;
@@ -1086,7 +1150,7 @@ void Controller::Impl::GetCursorPosition( CharacterIndex logical,
 
   // Check if the logical position is the first or the last one of the text.
   const bool isFirstPosition = 0u == logical;
-  const bool isLastPosition = mLogicalModel->GetNumberOfCharacters() == logical;
+  const bool isLastPosition = mLogicalModel->mText.Count() == logical;
 
   if( isFirstPosition && isLastPosition )
   {