+ ResetText();
+ }
+
+ mImpl->ChangeState( EventData::EDITING );
+
+ // Handle the IMF (predicitive text) state changes
+ if( mImpl->mEventData )
+ {
+ if( COMMIT == type )
+ {
+ // IMF manager is no longer handling key-events
+ mImpl->ClearPreEditFlag();
+ }
+ else // PRE_EDIT
+ {
+ if( !mImpl->mEventData->mPreEditFlag )
+ {
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state" );
+
+ // Record the start of the pre-edit text
+ mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
+ }
+
+ mImpl->mEventData->mPreEditLength = utf32Characters.Count();
+ mImpl->mEventData->mPreEditFlag = true;
+
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
+ }
+ }
+
+ const Length numberOfCharactersInModel = mImpl->mLogicalModel->mText.Count();
+
+ // Restrict new text to fit within Maximum characters setting
+ Length maxSizeOfNewText = std::min ( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
+ maxLengthReached = ( characterCount > maxSizeOfNewText );
+
+ // Insert at current cursor position
+ CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
+
+ Vector<Character>& modifyText = mImpl->mLogicalModel->mText;
+
+ if( cursorIndex < numberOfCharactersInModel )
+ {
+ modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
+ }
+ else
+ {
+ modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
+ }
+
+ cursorIndex += maxSizeOfNewText;
+
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Inserted %d characters, new size %d new cursor %d\n", maxSizeOfNewText, mImpl->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition );
+ }
+
+ if( 0u == mImpl->mLogicalModel->mText.Count() &&
+ mImpl->IsPlaceholderAvailable() )
+ {
+ // Show place-holder if empty after removing the pre-edit text
+ ShowPlaceholderText();
+ mImpl->mEventData->mUpdateCursorPosition = true;
+ mImpl->ClearPreEditFlag();
+ }
+ else if( removedPrevious ||
+ 0 != utf32Characters.Count() )
+ {
+ // Queue an inserted event
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
+ }
+
+ if( maxLengthReached )
+ {
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mLogicalModel->mText.Count() );
+
+ mImpl->ResetImfManager();
+
+ // Do this last since it provides callbacks into application code
+ mImpl->mControlInterface.MaxLengthReached();
+ }
+}
+
+bool Controller::RemoveSelectedText()
+{
+ bool textRemoved( false );
+
+ if ( EventData::SELECTING == mImpl->mEventData->mState ||
+ EventData::SELECTION_CHANGED == mImpl->mEventData->mState )
+ {
+ std::string removedString;
+ mImpl->RetrieveSelection( removedString, true );
+
+ if( !removedString.empty() )
+ {
+ textRemoved = true;
+ mImpl->ChangeState( EventData::EDITING );
+ }
+ }
+
+ return textRemoved;
+}
+
+void Controller::TapEvent( unsigned int tapCount, float x, float y )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
+
+ if( NULL != mImpl->mEventData )
+ {
+ if( 1u == tapCount )
+ {
+ // This is to avoid unnecessary relayouts when tapping an empty text-field
+ bool relayoutNeeded( false );
+
+ if( mImpl->IsShowingRealText() &&
+ EventData::EDITING == mImpl->mEventData->mState )
+ {
+ // Show grab handle on second tap
+ mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
+ relayoutNeeded = true;
+ }
+ else if( EventData::EDITING != mImpl->mEventData->mState &&
+ EventData::EDITING_WITH_GRAB_HANDLE != mImpl->mEventData->mState )
+ {
+ // Show cursor on first tap
+ mImpl->ChangeState( EventData::EDITING );
+ relayoutNeeded = true;
+ }
+ else if( mImpl->IsShowingRealText() )
+ {
+ // Move the cursor
+ relayoutNeeded = true;
+ }
+
+ // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
+ if( relayoutNeeded )
+ {
+ Event event( Event::TAP_EVENT );
+ event.p1.mUint = tapCount;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+
+ mImpl->RequestRelayout();
+ }
+ }
+ else if( 2u == tapCount )
+ {
+ if( mImpl->mEventData->mSelectionEnabled &&
+ mImpl->IsShowingRealText() )
+ {
+ SelectEvent( x, y, false );
+ }
+ }
+ }
+
+ // Reset keyboard as tap event has occurred.
+ mImpl->ResetImfManager();
+}
+
+void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
+
+ if( mImpl->mEventData )
+ {
+ Event event( Event::PAN_EVENT );
+ event.p1.mInt = state;
+ event.p2.mFloat = displacement.x;
+ event.p3.mFloat = displacement.y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+
+ mImpl->RequestRelayout();
+ }
+}
+
+void Controller::LongPressEvent( Gesture::State state, float x, float y )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
+
+ if( state == Gesture::Started &&
+ mImpl->mEventData )
+ {
+ if( ! mImpl->IsShowingRealText() )
+ {
+ Event event( Event::LONG_PRESS_EVENT );
+ event.p1.mInt = state;
+ mImpl->mEventData->mEventQueue.push_back( event );
+ mImpl->RequestRelayout();
+ }
+ else
+ {
+ // The 1st long-press on inactive text-field is treated as tap
+ if( EventData::INACTIVE == mImpl->mEventData->mState )
+ {
+ mImpl->ChangeState( EventData::EDITING );
+
+ Event event( Event::TAP_EVENT );
+ event.p1.mUint = 1;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+
+ mImpl->RequestRelayout();
+ }
+ else
+ {
+ SelectEvent( x, y, false );
+ }
+ }
+ }
+}
+
+void Controller::SelectEvent( float x, float y, bool selectAll )
+{
+ if( mImpl->mEventData )
+ {
+ if ( mImpl->mEventData->mState == EventData::SELECTING )
+ {
+ mImpl->ChangeState( EventData::SELECTION_CHANGED );
+ }
+ else
+ {
+ mImpl->ChangeState( EventData::SELECTING );
+ }
+
+ if( selectAll )
+ {
+ Event event( Event::SELECT_ALL );
+ mImpl->mEventData->mEventQueue.push_back( event );
+ }
+ else
+ {
+ Event event( Event::SELECT );
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+ }
+
+ mImpl->RequestRelayout();
+ }
+}
+
+void Controller::GetTargetSize( Vector2& targetSize )
+{
+ targetSize = mImpl->mVisualModel->mControlSize;
+}
+
+void Controller::AddDecoration( Actor& actor, bool needsClipping )
+{
+ mImpl->mControlInterface.AddDecoration( actor, needsClipping );
+}
+
+void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
+
+ if( mImpl->mEventData )
+ {
+ switch( handleType )
+ {
+ case GRAB_HANDLE: