OLD | NEW |
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) 2003, 2010 Apple Inc. All rights reserved. | 5 * Copyright (C) 2003, 2010 Apple Inc. All rights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
45 | 45 |
46 PassRefPtr<HTMLTitleElement> HTMLTitleElement::create(const QualifiedName& tagNa
me, Document* document) | 46 PassRefPtr<HTMLTitleElement> HTMLTitleElement::create(const QualifiedName& tagNa
me, Document* document) |
47 { | 47 { |
48 return adoptRef(new HTMLTitleElement(tagName, document)); | 48 return adoptRef(new HTMLTitleElement(tagName, document)); |
49 } | 49 } |
50 | 50 |
51 Node::InsertionNotificationRequest HTMLTitleElement::insertedInto(ContainerNode*
insertionPoint) | 51 Node::InsertionNotificationRequest HTMLTitleElement::insertedInto(ContainerNode*
insertionPoint) |
52 { | 52 { |
53 HTMLElement::insertedInto(insertionPoint); | 53 HTMLElement::insertedInto(insertionPoint); |
54 if (inDocument() && !isInShadowTree()) | 54 if (inDocument() && !isInShadowTree()) |
55 document()->setTitleElement(textWithDirection(), this); | 55 document()->setTitleElement(text(), this); |
56 return InsertionDone; | 56 return InsertionDone; |
57 } | 57 } |
58 | 58 |
59 void HTMLTitleElement::removedFrom(ContainerNode* insertionPoint) | 59 void HTMLTitleElement::removedFrom(ContainerNode* insertionPoint) |
60 { | 60 { |
61 HTMLElement::removedFrom(insertionPoint); | 61 HTMLElement::removedFrom(insertionPoint); |
62 if (insertionPoint->inDocument() && !insertionPoint->isInShadowTree()) | 62 if (insertionPoint->inDocument() && !insertionPoint->isInShadowTree()) |
63 document()->removeTitle(this); | 63 document()->removeTitle(this); |
64 } | 64 } |
65 | 65 |
66 void HTMLTitleElement::childrenChanged(bool changedByParser, Node* beforeChange,
Node* afterChange, int childCountDelta) | 66 void HTMLTitleElement::childrenChanged(bool changedByParser, Node* beforeChange,
Node* afterChange, int childCountDelta) |
67 { | 67 { |
68 HTMLElement::childrenChanged(changedByParser, beforeChange, afterChange, chi
ldCountDelta); | 68 HTMLElement::childrenChanged(changedByParser, beforeChange, afterChange, chi
ldCountDelta); |
69 if (inDocument() && !isInShadowTree()) | 69 if (inDocument() && !isInShadowTree()) |
70 document()->setTitleElement(textWithDirection(), this); | 70 document()->setTitleElement(text(), this); |
71 } | |
72 | |
73 void HTMLTitleElement::attach(const AttachContext& context) | |
74 { | |
75 HTMLElement::attach(context); | |
76 // If after attaching nothing called styleForRenderer() on this node we | |
77 // manually cache the value. This happens if our parent doesn't have a | |
78 // renderer like <optgroup> or if it doesn't allow children like <select>. | |
79 if (!m_style) | |
80 updateNonRenderStyle(); | |
81 } | |
82 | |
83 void HTMLTitleElement::detach(const AttachContext& context) | |
84 { | |
85 m_style.clear(); | |
86 HTMLElement::detach(context); | |
87 } | |
88 | |
89 void HTMLTitleElement::updateNonRenderStyle() | |
90 { | |
91 m_style = document()->styleForElementIgnoringPendingStylesheets(this); | |
92 } | |
93 | |
94 RenderStyle* HTMLTitleElement::nonRendererStyle() const | |
95 { | |
96 return m_style.get(); | |
97 } | |
98 | |
99 PassRefPtr<RenderStyle> HTMLTitleElement::customStyleForRenderer() | |
100 { | |
101 // styleForRenderer is called whenever a new style should be associated | |
102 // with an Element so now is a good time to update our cached style. | |
103 updateNonRenderStyle(); | |
104 return m_style; | |
105 } | |
106 | |
107 void HTMLTitleElement::didRecalcStyle(StyleChange) | |
108 { | |
109 if (isInShadowTree()) | |
110 return; | |
111 | |
112 document()->setTitleElement(textWithDirection(), this); | |
113 } | 71 } |
114 | 72 |
115 String HTMLTitleElement::text() const | 73 String HTMLTitleElement::text() const |
116 { | 74 { |
117 StringBuilder result; | 75 StringBuilder result; |
118 | 76 |
119 for (Node *n = firstChild(); n; n = n->nextSibling()) { | 77 for (Node *n = firstChild(); n; n = n->nextSibling()) { |
120 if (n->isTextNode()) | 78 if (n->isTextNode()) |
121 result.append(toText(n)->data()); | 79 result.append(toText(n)->data()); |
122 } | 80 } |
123 | 81 |
124 return result.toString(); | 82 return result.toString(); |
125 } | 83 } |
126 | 84 |
127 StringWithDirection HTMLTitleElement::textWithDirection() | |
128 { | |
129 TextDirection direction = LTR; | |
130 if (m_style) | |
131 direction = m_style->direction(); | |
132 return StringWithDirection(text(), direction); | |
133 } | |
134 | |
135 void HTMLTitleElement::setText(const String &value) | 85 void HTMLTitleElement::setText(const String &value) |
136 { | 86 { |
137 RefPtr<Node> protectFromMutationEvents(this); | 87 RefPtr<Node> protectFromMutationEvents(this); |
138 | 88 |
139 int numChildren = childNodeCount(); | 89 int numChildren = childNodeCount(); |
140 | 90 |
141 if (numChildren == 1 && firstChild()->isTextNode()) | 91 if (numChildren == 1 && firstChild()->isTextNode()) |
142 toText(firstChild())->setData(value); | 92 toText(firstChild())->setData(value); |
143 else { | 93 else { |
144 // We make a copy here because entity of "value" argument can be Documen
t::m_title, | 94 // We make a copy here because entity of "value" argument can be Documen
t::m_title, |
145 // which goes empty during removeChildren() invocation below, | 95 // which goes empty during removeChildren() invocation below, |
146 // which causes HTMLTitleElement::childrenChanged(), which ends up Docum
ent::setTitle(). | 96 // which causes HTMLTitleElement::childrenChanged(), which ends up Docum
ent::setTitle(). |
147 String valueCopy(value); | 97 String valueCopy(value); |
148 | 98 |
149 if (numChildren > 0) | 99 if (numChildren > 0) |
150 removeChildren(); | 100 removeChildren(); |
151 | 101 |
152 appendChild(document()->createTextNode(valueCopy.impl()), IGNORE_EXCEPTI
ON, DeprecatedAttachNow); | 102 appendChild(document()->createTextNode(valueCopy.impl()), IGNORE_EXCEPTI
ON, DeprecatedAttachNow); |
153 } | 103 } |
154 } | 104 } |
155 | 105 |
156 } | 106 } |
OLD | NEW |