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Side by Side Diff: third_party/WebKit/Source/core/page/FocusController.h

Issue 2668003003: Provide WebVR pose data only to the focused frame. (Closed)
Patch Set: Address comments Created 3 years, 10 months ago
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1 /* 1 /*
2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. 2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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33 #include "wtf/Forward.h" 33 #include "wtf/Forward.h"
34 #include "wtf/Noncopyable.h" 34 #include "wtf/Noncopyable.h"
35 #include "wtf/RefPtr.h" 35 #include "wtf/RefPtr.h"
36 36
37 namespace blink { 37 namespace blink {
38 38
39 struct FocusCandidate; 39 struct FocusCandidate;
40 struct FocusParams; 40 struct FocusParams;
41 class Document; 41 class Document;
42 class Element; 42 class Element;
43 class FocusChangedObserver;
43 class Frame; 44 class Frame;
44 class HTMLFrameOwnerElement; 45 class HTMLFrameOwnerElement;
45 class InputDeviceCapabilities; 46 class InputDeviceCapabilities;
46 class LocalFrame; 47 class LocalFrame;
47 class Node; 48 class Node;
48 class Page; 49 class Page;
49 class RemoteFrame; 50 class RemoteFrame;
50 51
51 class CORE_EXPORT FocusController final 52 class CORE_EXPORT FocusController final
52 : public GarbageCollected<FocusController> { 53 : public GarbageCollected<FocusController> {
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after
86 // |setFocusedElement| variant with SelectionBehaviorOnFocus::None, 87 // |setFocusedElement| variant with SelectionBehaviorOnFocus::None,
87 // |WebFocusTypeNone, and null InputDeviceCapabilities. 88 // |WebFocusTypeNone, and null InputDeviceCapabilities.
88 bool setFocusedElement(Element*, Frame*); 89 bool setFocusedElement(Element*, Frame*);
89 90
90 void setActive(bool); 91 void setActive(bool);
91 bool isActive() const { return m_isActive; } 92 bool isActive() const { return m_isActive; }
92 93
93 void setFocused(bool); 94 void setFocused(bool);
94 bool isFocused() const { return m_isFocused; } 95 bool isFocused() const { return m_isFocused; }
95 96
97 void registerFocusChangedObserver(FocusChangedObserver*);
98
96 DECLARE_TRACE(); 99 DECLARE_TRACE();
97 100
98 private: 101 private:
99 explicit FocusController(Page*); 102 explicit FocusController(Page*);
100 103
101 Element* findFocusableElement(WebFocusType, Element&); 104 Element* findFocusableElement(WebFocusType, Element&);
102 105
103 bool advanceFocus(WebFocusType, 106 bool advanceFocus(WebFocusType,
104 bool initialFocus, 107 bool initialFocus,
105 InputDeviceCapabilities* sourceCapabilities = nullptr); 108 InputDeviceCapabilities* sourceCapabilities = nullptr);
106 bool advanceFocusDirectionally(WebFocusType); 109 bool advanceFocusDirectionally(WebFocusType);
107 bool advanceFocusInDocumentOrder(LocalFrame*, 110 bool advanceFocusInDocumentOrder(LocalFrame*,
108 Element* start, 111 Element* start,
109 WebFocusType, 112 WebFocusType,
110 bool initialFocus, 113 bool initialFocus,
111 InputDeviceCapabilities* sourceCapabilities); 114 InputDeviceCapabilities* sourceCapabilities);
112 115
113 bool advanceFocusDirectionallyInContainer(Node* container, 116 bool advanceFocusDirectionallyInContainer(Node* container,
114 const LayoutRect& startingRect, 117 const LayoutRect& startingRect,
115 WebFocusType); 118 WebFocusType);
116 void findFocusCandidateInContainer(Node& container, 119 void findFocusCandidateInContainer(Node& container,
117 const LayoutRect& startingRect, 120 const LayoutRect& startingRect,
118 WebFocusType, 121 WebFocusType,
119 FocusCandidate& closest); 122 FocusCandidate& closest);
120 123
124 void notifyFocusChangedObservers() const;
125
121 Member<Page> m_page; 126 Member<Page> m_page;
122 Member<Frame> m_focusedFrame; 127 Member<Frame> m_focusedFrame;
123 bool m_isActive; 128 bool m_isActive;
124 bool m_isFocused; 129 bool m_isFocused;
125 bool m_isChangingFocusedFrame; 130 bool m_isChangingFocusedFrame;
131 HeapHashSet<WeakMember<FocusChangedObserver>> m_focusChangedObservers;
126 }; 132 };
127 133
128 } // namespace blink 134 } // namespace blink
129 135
130 #endif // FocusController_h 136 #endif // FocusController_h
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