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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2001 Dirk Mueller (mueller@kde.org) | 4 * (C) 2001 Dirk Mueller (mueller@kde.org) |
5 * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved. | 5 * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved. |
6 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. | 6 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. |
7 * (http://www.torchmobile.com/) | 7 * (http://www.torchmobile.com/) |
8 * | 8 * |
9 * This library is free software; you can redistribute it and/or | 9 * This library is free software; you can redistribute it and/or |
10 * modify it under the terms of the GNU Library General Public | 10 * modify it under the terms of the GNU Library General Public |
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387 // Note: As a shadow host whose root with delegatesFocus=false may become | 387 // Note: As a shadow host whose root with delegatesFocus=false may become |
388 // focused state when an inner element gets focused, in that case more than | 388 // focused state when an inner element gets focused, in that case more than |
389 // one elements in a document can return true for |isFocused()|. Use | 389 // one elements in a document can return true for |isFocused()|. Use |
390 // Element::isFocusedElementInDocument() or Document::focusedElement() to | 390 // Element::isFocusedElementInDocument() or Document::focusedElement() to |
391 // check which element is exactly focused. | 391 // check which element is exactly focused. |
392 bool isFocused() const { | 392 bool isFocused() const { |
393 return isUserActionElement() && isUserActionElementFocused(); | 393 return isUserActionElement() && isUserActionElementFocused(); |
394 } | 394 } |
395 | 395 |
396 bool needsAttach() const { | 396 bool needsAttach() const { |
397 return getStyleChangeType() == NeedsReattachStyleChange || | 397 return getStyleChangeType() == NeedsReattachStyleChange; |
398 getFlag(NeedsReattachLayoutTree); | |
399 } | 398 } |
400 bool needsStyleRecalc() const { | 399 bool needsStyleRecalc() const { |
401 return getStyleChangeType() != NoStyleChange; | 400 return getStyleChangeType() != NoStyleChange; |
402 } | 401 } |
403 StyleChangeType getStyleChangeType() const { | 402 StyleChangeType getStyleChangeType() const { |
404 return static_cast<StyleChangeType>(m_nodeFlags & StyleChangeMask); | 403 return static_cast<StyleChangeType>(m_nodeFlags & StyleChangeMask); |
405 } | 404 } |
406 bool childNeedsStyleRecalc() const { | 405 bool childNeedsStyleRecalc() const { |
407 return getFlag(ChildNeedsStyleRecalcFlag); | 406 return getFlag(ChildNeedsStyleRecalcFlag); |
408 } | 407 } |
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824 | 823 |
825 HasNameOrIsEditingTextFlag = 1 << 22, | 824 HasNameOrIsEditingTextFlag = 1 << 22, |
826 HasEventTargetDataFlag = 1 << 23, | 825 HasEventTargetDataFlag = 1 << 23, |
827 | 826 |
828 V0CustomElementFlag = 1 << 24, | 827 V0CustomElementFlag = 1 << 24, |
829 V0CustomElementUpgradedFlag = 1 << 25, | 828 V0CustomElementUpgradedFlag = 1 << 25, |
830 | 829 |
831 NeedsReattachLayoutTree = 1 << 26, | 830 NeedsReattachLayoutTree = 1 << 26, |
832 ChildNeedsReattachLayoutTree = 1 << 27, | 831 ChildNeedsReattachLayoutTree = 1 << 27, |
833 | 832 |
834 DefaultNodeFlags = IsFinishedParsingChildrenFlag | | 833 DefaultNodeFlags = IsFinishedParsingChildrenFlag | NeedsReattachStyleChange |
835 NeedsReattachStyleChange | | |
836 NeedsReattachLayoutTree | |
837 }; | 834 }; |
838 | 835 |
839 // 4 bits remaining. | 836 // 4 bits remaining. |
840 | 837 |
841 bool getFlag(NodeFlags mask) const { return m_nodeFlags & mask; } | 838 bool getFlag(NodeFlags mask) const { return m_nodeFlags & mask; } |
842 void setFlag(bool f, NodeFlags mask) { | 839 void setFlag(bool f, NodeFlags mask) { |
843 m_nodeFlags = (m_nodeFlags & ~mask) | (-(int32_t)f & mask); | 840 m_nodeFlags = (m_nodeFlags & ~mask) | (-(int32_t)f & mask); |
844 } | 841 } |
845 void setFlag(NodeFlags mask) { m_nodeFlags |= mask; } | 842 void setFlag(NodeFlags mask) { m_nodeFlags |= mask; } |
846 void clearFlag(NodeFlags mask) { m_nodeFlags &= ~mask; } | 843 void clearFlag(NodeFlags mask) { m_nodeFlags &= ~mask; } |
847 | 844 |
848 // TODO(mustaq): This is a hack to fix sites with flash objects. We should | 845 // TODO(mustaq): This is a hack to fix sites with flash objects. We should |
849 // instead route all WebMouseEvents through EventHandler. See | 846 // instead route all WebMouseEvents through EventHandler. See |
850 // crbug.com/665924. | 847 // crbug.com/665924. |
851 void createAndDispatchPointerEvent(const AtomicString& mouseEventName, | 848 void createAndDispatchPointerEvent(const AtomicString& mouseEventName, |
852 const WebMouseEvent&, | 849 const WebMouseEvent&, |
853 LocalDOMWindow* view); | 850 LocalDOMWindow* view); |
854 | 851 |
855 protected: | 852 protected: |
856 enum ConstructionType { | 853 enum ConstructionType { |
857 CreateOther = DefaultNodeFlags, | 854 CreateOther = DefaultNodeFlags, |
858 CreateText = DefaultNodeFlags | IsTextFlag, | 855 CreateText = DefaultNodeFlags | IsTextFlag, |
859 CreateContainer = DefaultNodeFlags | ChildNeedsStyleRecalcFlag | | 856 CreateContainer = |
860 ChildNeedsReattachLayoutTree | | 857 DefaultNodeFlags | ChildNeedsStyleRecalcFlag | IsContainerFlag, |
861 IsContainerFlag, | |
862 CreateElement = CreateContainer | IsElementFlag, | 858 CreateElement = CreateContainer | IsElementFlag, |
863 CreateShadowRoot = | 859 CreateShadowRoot = |
864 CreateContainer | IsDocumentFragmentFlag | IsInShadowTreeFlag, | 860 CreateContainer | IsDocumentFragmentFlag | IsInShadowTreeFlag, |
865 CreateDocumentFragment = CreateContainer | IsDocumentFragmentFlag, | 861 CreateDocumentFragment = CreateContainer | IsDocumentFragmentFlag, |
866 CreateHTMLElement = CreateElement | IsHTMLFlag, | 862 CreateHTMLElement = CreateElement | IsHTMLFlag, |
867 CreateSVGElement = CreateElement | IsSVGFlag, | 863 CreateSVGElement = CreateElement | IsSVGFlag, |
868 CreateDocument = CreateContainer | IsConnectedFlag, | 864 CreateDocument = CreateContainer | IsConnectedFlag, |
869 CreateInsertionPoint = CreateHTMLElement | IsInsertionPointFlag, | 865 CreateInsertionPoint = CreateHTMLElement | IsInsertionPointFlag, |
870 CreateEditingText = CreateText | HasNameOrIsEditingTextFlag, | 866 CreateEditingText = CreateText | HasNameOrIsEditingTextFlag, |
871 }; | 867 }; |
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975 if (needsAttach()) | 971 if (needsAttach()) |
976 return; | 972 return; |
977 if (!inActiveDocument()) | 973 if (!inActiveDocument()) |
978 return; | 974 return; |
979 | 975 |
980 AttachContext context; | 976 AttachContext context; |
981 context.performingReattach = true; | 977 context.performingReattach = true; |
982 | 978 |
983 detachLayoutTree(context); | 979 detachLayoutTree(context); |
984 markAncestorsWithChildNeedsStyleRecalc(); | 980 markAncestorsWithChildNeedsStyleRecalc(); |
985 markAncestorsWithChildNeedsReattachLayoutTree(); | |
986 } | 981 } |
987 | 982 |
988 inline bool Node::shouldCallRecalcStyle(StyleRecalcChange change) { | 983 inline bool Node::shouldCallRecalcStyle(StyleRecalcChange change) { |
989 return change >= IndependentInherit || needsStyleRecalc() || | 984 return change >= IndependentInherit || needsStyleRecalc() || |
990 childNeedsStyleRecalc(); | 985 childNeedsStyleRecalc(); |
991 } | 986 } |
992 | 987 |
993 inline bool isTreeScopeRoot(const Node* node) { | 988 inline bool isTreeScopeRoot(const Node* node) { |
994 return !node || node->isDocumentNode() || node->isShadowRoot(); | 989 return !node || node->isDocumentNode() || node->isShadowRoot(); |
995 } | 990 } |
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1025 } // namespace blink | 1020 } // namespace blink |
1026 | 1021 |
1027 #ifndef NDEBUG | 1022 #ifndef NDEBUG |
1028 // Outside the WebCore namespace for ease of invocation from gdb. | 1023 // Outside the WebCore namespace for ease of invocation from gdb. |
1029 void showNode(const blink::Node*); | 1024 void showNode(const blink::Node*); |
1030 void showTree(const blink::Node*); | 1025 void showTree(const blink::Node*); |
1031 void showNodePath(const blink::Node*); | 1026 void showNodePath(const blink::Node*); |
1032 #endif | 1027 #endif |
1033 | 1028 |
1034 #endif // Node_h | 1029 #endif // Node_h |
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