Prevent font data being cleared when System font changes

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

diff --git a/dali-toolkit/internal/text/text-controller.cpp b/dali-toolkit/internal/text/text-controller.cpp
index 822a62f..a1283fb 100644 (file)
--- a/dali-toolkit/internal/text/text-controller.cpp
+++ b/dali-toolkit/internal/text/text-controller.cpp
@@ -77,6 +77,9 @@ void Controller::SetText( const std::string& text )
 {
   DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
 
+  // Reset keyboard as text changed
+  mImpl->ResetImfManager();
+
   // Remove the previously set text
   ResetText();
 
@@ -142,8 +145,8 @@ void Controller::SetText( const std::string& text )
     mImpl->mEventData->mEventQueue.clear();
   }
 
-  // Reset keyboard as text changed
-  mImpl->ResetImfManager();
+  // Notify IMF as text changed
+  NotifyImfManager();
 
   // Do this last since it provides callbacks into application code
   mImpl->mControlInterface.TextChanged();
@@ -234,6 +237,7 @@ void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily, boo
   }
 
   mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
+  DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s userDefined: %s\n", defaultFontFamily.c_str(), userDefined ? "true":"false" );
   mImpl->mUserDefinedFontFamily = userDefined;
 
   // Clear the font-specific data
@@ -400,11 +404,10 @@ void Controller::UpdateAfterFontChange( std::string& newDefaultFont )
 {
   DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange");
 
-  ClearFontData();
-
   if ( !mImpl->mUserDefinedFontFamily ) // If user defined font then should not update when system font changes
   {
     DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
+    ClearFontData();
     mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
     mImpl->UpdateModel( ALL_OPERATIONS );
     mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
@@ -1252,7 +1255,7 @@ void Controller::KeyboardFocusLostEvent()
     {
       mImpl->ChangeState( EventData::INACTIVE );
 
-      if( mImpl->IsShowingPlaceholderText() )
+      if( !mImpl->IsShowingRealText() )
       {
         // Revert to regular placeholder-text when not editing
         ShowPlaceholderText();
@@ -1519,6 +1522,11 @@ void Controller::TapEvent( unsigned int tapCount, float x, float y )
       else if( EventData::EDITING                  != mImpl->mEventData->mState &&
                EventData::EDITING_WITH_GRAB_HANDLE != mImpl->mEventData->mState )
       {
+        if( mImpl->IsShowingPlaceholderText() &&  ! mImpl->IsFocusedPlaceholderAvailable() )
+        {
+          // Hide placeholder text
+          ResetText();
+        }
         // Show cursor on first tap
         mImpl->ChangeState( EventData::EDITING );
         relayoutNeeded = true;
@@ -1573,21 +1581,41 @@ void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
 
 void Controller::LongPressEvent( Gesture::State state, float x, float y  )
 {
-  DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
+  DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
 
-  if  ( mImpl->IsShowingPlaceholderText() || mImpl->mLogicalModel->mText.Count() == 0u )
+  if( state == Gesture::Started &&
+      mImpl->mEventData )
   {
-    if ( mImpl->mEventData )
+    if( ! mImpl->IsShowingRealText() )
     {
       Event event( Event::LONG_PRESS_EVENT );
       event.p1.mInt = state;
       mImpl->mEventData->mEventQueue.push_back( event );
       mImpl->RequestRelayout();
     }
-  }
-  else if( mImpl->mEventData )
-  {
-    SelectEvent( x, y, false );
+    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
+      {
+        // Reset the imf manger to commit the pre-edit before selecting the text.
+        mImpl->ResetImfManager();
+
+        SelectEvent( x, y, false );
+      }
+    }
   }
 }
 
@@ -1712,6 +1740,13 @@ void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Butt
     {
       mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
       mImpl->mOperationsPending = ALL_OPERATIONS;
+
+      // This is to reset the virtual keyboard to Upper-case
+      if( 0u == mImpl->mLogicalModel->mText.Count() )
+      {
+        NotifyImfManager();
+      }
+
       if( 0u != mImpl->mLogicalModel->mText.Count() ||
           !mImpl->IsPlaceholderAvailable() )
       {
@@ -1875,6 +1910,12 @@ bool Controller::BackspaceKeyEvent()
 
   if( removed )
   {
+    // This is to reset the virtual keyboard to Upper-case
+    if( 0u == mImpl->mLogicalModel->mText.Count() )
+    {
+      NotifyImfManager();
+    }
+
     if( 0u != mImpl->mLogicalModel->mText.Count() ||
         !mImpl->IsPlaceholderAvailable() )
     {
@@ -1890,6 +1931,25 @@ bool Controller::BackspaceKeyEvent()
   return removed;
 }
 
+void Controller::NotifyImfManager()
+{
+  if( mImpl->mEventData )
+  {
+    ImfManager imfManager = ImfManager::Get();
+
+    if( imfManager )
+    {
+      // Notifying IMF of a cursor change triggers a surrounding text request so updating it now.
+      std::string text;
+      GetText( text );
+      imfManager.SetSurroundingText( text );
+
+      imfManager.SetCursorPosition( GetLogicalCursorPosition() );
+      imfManager.NotifyCursorPosition();
+    }
+  }
+}
+
 void Controller::ShowPlaceholderText()
 {
   if( mImpl->IsPlaceholderAvailable() )