Blink handle selection handle visibility

third_party/WebKit/Source/core/editing/FrameSelection.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 158 matching lines @@
 }
 
 const VisibleSelectionInFlatTree& FrameSelection::selectionInFlatTree() const
 {
     return visibleSelection<EditingInFlatTreeStrategy>();
 }
 
 void FrameSelection::moveTo(const VisiblePosition &pos, EUserTriggered userTriggered, CursorAlignOnScroll align)
 {
     SetSelectionOptions options = CloseTyping | ClearTypingStyle | userTriggered;
-    setSelection(VisibleSelection(pos, pos, selection().isDirectional()), options, align);
+    bool isHandleVisible = userTriggered == UserTriggered;
+    setSelection(VisibleSelection(pos, pos, selection().isDirectional(), isHandleVisible), options, align);
 }
 
 void FrameSelection::moveTo(const VisiblePosition &base, const VisiblePosition &extent, EUserTriggered userTriggered)
 {
     const bool selectionHasDirection = true;
     SetSelectionOptions options = CloseTyping | ClearTypingStyle | userTriggered;
     setSelection(VisibleSelection(base, extent, selectionHasDirection), options);
 }
 
 void FrameSelection::moveTo(const Position &pos, TextAffinity affinity)
@@ skipping 1072 matching lines @@
 }
 
 bool FrameSelection::selectWordAroundPosition(const VisiblePosition& position)
 {
     static const EWordSide wordSideList[2] = { RightWordIfOnBoundary, LeftWordIfOnBoundary };
     for (EWordSide wordSide : wordSideList) {
         VisiblePosition start = startOfWord(position, wordSide);
         VisiblePosition end = endOfWord(position, wordSide);
         String text = plainText(EphemeralRange(start.deepEquivalent(), end.deepEquivalent()));
         if (!text.isEmpty() && !isSeparator(text.characterStartingAt(0))) {
-            setSelection(VisibleSelection(start, end), WordGranularity);
+            VisibleSelection newSelection(start, end);
+            newSelection.setIsHandleVisible(selection().isHandleVisible());
+            setSelection(newSelection, WordGranularity);
             return true;
         }
     }
 
     return false;
 }
 
 GranularityStrategy* FrameSelection::granularityStrategy()
 {
     // We do lazy initalization for m_granularityStrategy, because if we
@@ skipping 13 matching lines @@
         m_granularityStrategy = wrapUnique(new CharacterGranularityStrategy());
     return m_granularityStrategy.get();
 }
 
 void FrameSelection::moveRangeSelectionExtent(const IntPoint& contentsPoint)
 {
     if (isNone())
         return;
 
     VisibleSelection newSelection = granularityStrategy()->updateExtent(contentsPoint, m_frame);
+    newSelection.setIsHandleVisible(m_selectionEditor->visibleSelection<EditingStrategy>().isHandleVisible());
     setSelection(
         newSelection,
         FrameSelection::CloseTyping | FrameSelection::ClearTypingStyle | FrameSelection::DoNotClearStrategy | UserTriggered,
         CursorAlignOnScroll::IfNeeded,
         CharacterGranularity);
 }
 
 void FrameSelection::moveRangeSelection(const VisiblePosition& basePosition, const VisiblePosition& extentPosition, TextGranularity granularity)
 {
     VisibleSelection newSelection(basePosition, extentPosition);
+    newSelection.setIsHandleVisible(m_selectionEditor->visibleSelection<EditingStrategy>().isHandleVisible());
     newSelection.expandUsingGranularity(granularity);
 
     if (newSelection.isNone())
         return;
 
     setSelection(newSelection, granularity);
 }
 
 void FrameSelection::updateIfNeeded()
 {
@@ skipping 46 matching lines @@
 
 void showTree(const blink::FrameSelection* sel)
 {
     if (sel)
         sel->showTreeForThis();
     else
         fprintf(stderr, "Cannot showTree for (nil) FrameSelection.\n");
 }
 
 #endif