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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, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All r
ights reserved. | 5 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All r
ights reserved. |
6 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) | 6 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) |
7 * Copyright (C) 2011 Google Inc. All rights reserved. | 7 * Copyright (C) 2011 Google Inc. All rights reserved. |
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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27 #define RenderTreeBuilder_h | 27 #define RenderTreeBuilder_h |
28 | 28 |
29 #include "core/dom/Document.h" | 29 #include "core/dom/Document.h" |
30 #include "core/dom/Node.h" | 30 #include "core/dom/Node.h" |
31 #include "core/dom/NodeRenderingTraversal.h" | 31 #include "core/dom/NodeRenderingTraversal.h" |
32 #include "wtf/RefPtr.h" | 32 #include "wtf/RefPtr.h" |
33 | 33 |
34 namespace WebCore { | 34 namespace WebCore { |
35 | 35 |
36 class ContainerNode; | 36 class ContainerNode; |
37 class RenderNamedFlowThread; | |
38 class RenderObject; | 37 class RenderObject; |
39 class RenderStyle; | 38 class RenderStyle; |
40 | 39 |
41 class RenderTreeBuilder { | 40 class RenderTreeBuilder { |
42 public: | 41 public: |
43 RenderTreeBuilder(Node* node, RenderStyle* style) | 42 RenderTreeBuilder(Node* node, RenderStyle* style) |
44 : m_node(node) | 43 : m_node(node) |
45 , m_renderingParent(0) | 44 , m_renderingParent(0) |
46 , m_style(style) | 45 , m_style(style) |
47 , m_parentFlowRenderer(0) | |
48 { | 46 { |
49 ASSERT(!node->renderer()); | 47 ASSERT(!node->renderer()); |
50 ASSERT(node->needsAttach()); | 48 ASSERT(node->needsAttach()); |
51 ASSERT(node->document().inStyleRecalc()); | 49 ASSERT(node->document().inStyleRecalc()); |
52 | 50 |
53 // FIXME: We should be able to ASSERT(node->inActiveDocument()) but chil
drenChanged is called | 51 // FIXME: We should be able to ASSERT(node->inActiveDocument()) but chil
drenChanged is called |
54 // before ChildNodeInsertionNotifier in ContainerNode's methods and some
implementations | 52 // before ChildNodeInsertionNotifier in ContainerNode's methods and some
implementations |
55 // will trigger a layout inside childrenChanged. | 53 // will trigger a layout inside childrenChanged. |
56 // Mainly HTMLTextAreaElement::childrenChanged calls HTMLTextFormControl
Element::setSelectionRange | 54 // Mainly HTMLTextAreaElement::childrenChanged calls HTMLTextFormControl
Element::setSelectionRange |
57 // which does an updateLayoutIgnorePendingStylesheets. | 55 // which does an updateLayoutIgnorePendingStylesheets. |
58 | 56 |
59 m_renderingParent = NodeRenderingTraversal::parent(node, &m_parentDetail
s); | 57 m_renderingParent = NodeRenderingTraversal::parent(node, &m_parentDetail
s); |
60 } | 58 } |
61 | 59 |
62 void createRendererForTextIfNeeded(); | 60 void createRendererForTextIfNeeded(); |
63 void createRendererForElementIfNeeded(); | 61 void createRendererForElementIfNeeded(); |
64 | 62 |
65 private: | 63 private: |
66 RenderObject* parentRenderer() const; | 64 RenderObject* parentRenderer() const; |
67 RenderObject* nextRenderer() const; | 65 RenderObject* nextRenderer() const; |
68 bool shouldCreateRenderer() const; | 66 bool shouldCreateRenderer() const; |
69 RenderStyle& style() const; | 67 RenderStyle& style() const; |
70 | 68 |
71 bool shouldMoveToFlowThread() const; | |
72 void moveToFlowThreadIfNeeded(); | |
73 bool elementInsideRegionNeedsRenderer(); | |
74 | |
75 Node* m_node; | 69 Node* m_node; |
76 ContainerNode* m_renderingParent; | 70 ContainerNode* m_renderingParent; |
77 NodeRenderingTraversal::ParentDetails m_parentDetails; | 71 NodeRenderingTraversal::ParentDetails m_parentDetails; |
78 mutable RefPtr<RenderStyle> m_style; | 72 mutable RefPtr<RenderStyle> m_style; |
79 RenderNamedFlowThread* m_parentFlowRenderer; | |
80 }; | 73 }; |
81 | 74 |
82 } // namespace WebCore | 75 } // namespace WebCore |
83 | 76 |
84 #endif | 77 #endif |
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