2 * Copyright (C) 2012 Google Inc. All rights reserved.
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20 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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27 #ifndef UserActionElementSet_h
28 #define UserActionElementSet_h
30 #include "platform/heap/Handle.h"
31 #include "wtf/HashMap.h"
32 #include "wtf/PassOwnPtr.h"
33 #include "wtf/RefPtr.h"
40 class UserActionElementSet final
{
41 DISALLOW_ALLOCATION();
43 bool isFocused(const Node
* node
) { return hasFlags(node
, IsFocusedFlag
); }
44 bool isActive(const Node
* node
) { return hasFlags(node
, IsActiveFlag
); }
45 bool isInActiveChain(const Node
* node
) { return hasFlags(node
, InActiveChainFlag
); }
46 bool isHovered(const Node
* node
) { return hasFlags(node
, IsHoveredFlag
); }
47 void setFocused(Node
* node
, bool enable
) { setFlags(node
, enable
, IsFocusedFlag
); }
48 void setActive(Node
* node
, bool enable
) { setFlags(node
, enable
, IsActiveFlag
); }
49 void setInActiveChain(Node
* node
, bool enable
) { setFlags(node
, enable
, InActiveChainFlag
); }
50 void setHovered(Node
* node
, bool enable
) { setFlags(node
, enable
, IsHoveredFlag
); }
52 UserActionElementSet();
53 ~UserActionElementSet();
55 void didDetach(Element
&);
58 void documentDidRemoveLastRef();
66 InActiveChainFlag
= 1 << 1,
67 IsHoveredFlag
= 1 << 2,
68 IsFocusedFlag
= 1 << 3
71 void setFlags(Node
* node
, bool enable
, unsigned flags
) { enable
? setFlags(node
, flags
) : clearFlags(node
, flags
); }
72 void setFlags(Node
*, unsigned);
73 void clearFlags(Node
*, unsigned);
74 bool hasFlags(const Node
*, unsigned flags
) const;
76 void setFlags(Element
*, unsigned);
77 void clearFlags(Element
*, unsigned);
78 bool hasFlags(const Element
*, unsigned flags
) const;
80 typedef WillBeHeapHashMap
<RefPtrWillBeMember
<Element
>, unsigned> ElementFlagMap
;
81 ElementFlagMap m_elements
;
86 #endif // UserActionElementSet_h