Blink handle selection handle visibility

third_party/WebKit/Source/core/editing/VisibleSelection.h

 /*
  * Copyright (C) 2004 Apple Computer, 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 32 matching lines @@
 
 const TextAffinity SelDefaultAffinity = TextAffinity::Downstream;
 enum SelectionDirection { DirectionForward, DirectionBackward, DirectionRight, DirectionLeft };
 
 template <typename Strategy>
 class CORE_TEMPLATE_CLASS_EXPORT VisibleSelectionTemplate {
     DISALLOW_NEW();
 public:
     VisibleSelectionTemplate();
     VisibleSelectionTemplate(const PositionTemplate<Strategy>&, TextAffinity, bool isDirectional = false);
-    VisibleSelectionTemplate(const PositionTemplate<Strategy>& base, const PositionTemplate<Strategy>& extent, TextAffinity = SelDefaultAffinity, bool isDirectional = false);
+    VisibleSelectionTemplate(const PositionTemplate<Strategy>& base, const PositionTemplate<Strategy>& extent, TextAffinity = SelDefaultAffinity, bool isDirectional = false, bool isHandleVisible = false);
     explicit VisibleSelectionTemplate(const EphemeralRangeTemplate<Strategy>&, TextAffinity = SelDefaultAffinity, bool isDirectional = false);
 
     explicit VisibleSelectionTemplate(const VisiblePositionTemplate<Strategy>&, bool isDirectional = false);
-    VisibleSelectionTemplate(const VisiblePositionTemplate<Strategy>&, const VisiblePositionTemplate<Strategy>&, bool isDirectional = false);
+    VisibleSelectionTemplate(const VisiblePositionTemplate<Strategy>&, const VisiblePositionTemplate<Strategy>&, bool isDirectional = false, bool isHandleVisible = false);
 
     explicit VisibleSelectionTemplate(const PositionWithAffinityTemplate<Strategy>&, bool isDirectional = false);
 
     VisibleSelectionTemplate(const VisibleSelectionTemplate&);
     VisibleSelectionTemplate& operator=(const VisibleSelectionTemplate&);
 
     static VisibleSelectionTemplate selectionFromContentsOfNode(Node*);
 
     SelectionType getSelectionType() const { return m_selectionType; }
 
+    void setIsHandleVisible(bool isHandleVisible) { m_isHandleVisible = isHandleVisible; }
+    bool isHandleVisible() const { return m_isHandleVisible; }
+
     void setAffinity(TextAffinity affinity) { m_affinity = affinity; }
     TextAffinity affinity() const { return m_affinity; }
 
     void setBase(const PositionTemplate<Strategy>&);
     void setBase(const VisiblePositionTemplate<Strategy>&);
     void setExtent(const PositionTemplate<Strategy>&);
     void setExtent(const VisiblePositionTemplate<Strategy>&);
 
     PositionTemplate<Strategy> base() const { return m_base; }
     PositionTemplate<Strategy> extent() const { return m_extent; }
@@ skipping 87 matching lines @@
     SelectionType m_selectionType; // None, Caret, Range
     bool m_baseIsFirst : 1; // True if base is before the extent
     bool m_isDirectional : 1; // Non-directional ignores m_baseIsFirst and selection always extends on shift + arrow key.
 
     TextGranularity m_granularity;
     // |updateIfNeeded()| uses |m_hasTrailingWhitespace| for word granularity.
     // |m_hasTrailingWhitespace| is set by |appendTrailingWhitespace()|.
     // TODO(yosin): Once we unify start/end and base/extent, we should get rid
     // of |m_hasTrailingWhitespace|.
     bool m_hasTrailingWhitespace : 1;
+    bool m_isHandleVisible : 1;
 };
 
 extern template class CORE_EXTERN_TEMPLATE_EXPORT VisibleSelectionTemplate<EditingStrategy>;
 extern template class CORE_EXTERN_TEMPLATE_EXPORT VisibleSelectionTemplate<EditingInFlatTreeStrategy>;
 
 using VisibleSelection = VisibleSelectionTemplate<EditingStrategy>;
 using VisibleSelectionInFlatTree = VisibleSelectionTemplate<EditingInFlatTreeStrategy>;
 
 // We don't yet support multi-range selections, so we only ever have one range
 // to return.
 CORE_EXPORT EphemeralRange firstEphemeralRangeOf(const VisibleSelection&);
 
 // TODO(sof): move more firstRangeOf() uses to be over EphemeralRange instead.
 CORE_EXPORT Range* firstRangeOf(const VisibleSelection&);
 
 CORE_EXPORT std::ostream& operator<<(std::ostream&, const VisibleSelection&);
 CORE_EXPORT std::ostream& operator<<(std::ostream&, const VisibleSelectionInFlatTree&);
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const blink::VisibleSelection&);
 void showTree(const blink::VisibleSelection*);
 void showTree(const blink::VisibleSelectionInFlatTree&);
 void showTree(const blink::VisibleSelectionInFlatTree*);
 #endif
 
 #endif // VisibleSelection_h