author | Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com> |
Mon, 30 Mar 2009 12:54:55 +0300 | |
changeset 0 | dd21522fd290 |
child 5 | 10e98eab6f85 |
permissions | -rw-r--r-- |
0
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// -*- c-basic-offset: 4 -*- |
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/* |
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* Copyright (C) 2006 Apple Computer, Inc. |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#include "config.h" |
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#include "Page.h" |
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#include "Chrome.h" |
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#include "ChromeClient.h" |
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#include "ContextMenuClient.h" |
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#include "ContextMenuController.h" |
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#include "EditorClient.h" |
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#include "DragController.h" |
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#include "FocusController.h" |
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#include "Frame.h" |
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#include "FrameLoader.h" |
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#include "FrameTree.h" |
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#include "FrameView.h" |
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#include "HistoryItem.h" |
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#include "InspectorController.h" |
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#include "Logging.h" |
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#include "ProgressTracker.h" |
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#include "RenderWidget.h" |
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#include "SelectionController.h" |
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#include "Settings.h" |
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#include "StringHash.h" |
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#include "Widget.h" |
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#include <kjs/collector.h> |
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#include <kjs/JSLock.h> |
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#include <wtf/HashMap.h> |
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using namespace KJS; |
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namespace WebCore { |
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static HashSet<Page*>* allPages; |
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static HashMap<String, HashSet<Page*>*>* frameNamespaces; |
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#ifndef NDEBUG |
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WTFLogChannel LogWebCorePageLeaks = { 0x00000000, "", WTFLogChannelOn }; |
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struct PageCounter { |
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static int count; |
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~PageCounter() |
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{ |
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if (count) |
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LOG(WebCorePageLeaks, "LEAK: %d Page\n", count); |
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} |
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}; |
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int PageCounter::count = 0; |
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static PageCounter pageCounter; |
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#endif |
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Page::Page(ChromeClient* chromeClient, ContextMenuClient* contextMenuClient, EditorClient* editorClient, DragClient* dragClient, InspectorClient* inspectorClient) |
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: m_chrome(new Chrome(this, chromeClient)) |
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, m_dragCaretController(new SelectionController(0, true)) |
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, m_dragController(new DragController(this, dragClient)) |
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, m_focusController(new FocusController(this)) |
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, m_contextMenuController(new ContextMenuController(this, contextMenuClient)) |
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, m_inspectorController(new InspectorController(this, inspectorClient)) |
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, m_settings(new Settings(this)) |
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, m_progress(new ProgressTracker) |
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, m_backForwardList(new BackForwardList(this)) |
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, m_editorClient(editorClient) |
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, m_frameCount(0) |
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, m_tabKeyCyclesThroughElements(true) |
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, m_defersLoading(false) |
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, m_inLowQualityInterpolationMode(false) |
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, m_parentInspectorController(0) |
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{ |
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if (!allPages) { |
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allPages = new HashSet<Page*>; |
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setFocusRingColorChangeFunction(setNeedsReapplyStyles); |
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} |
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ASSERT(!allPages->contains(this)); |
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allPages->add(this); |
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#ifndef NDEBUG |
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++PageCounter::count; |
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#endif |
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} |
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Page::~Page() |
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{ |
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m_mainFrame->setView(0); |
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setGroupName(String()); |
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allPages->remove(this); |
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for (Frame* frame = mainFrame(); frame; frame = frame->tree()->traverseNext()) |
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frame->pageDestroyed(); |
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m_editorClient->pageDestroyed(); |
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m_inspectorController->pageDestroyed(); |
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110 |
|
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m_backForwardList->close(); |
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|
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#ifndef NDEBUG |
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--PageCounter::count; |
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115 |
|
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// Cancel keepAlive timers, to ensure we release all Frames before exiting. |
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// It's safe to do this because we prohibit closing a Page while JavaScript |
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// is executing. |
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Frame::cancelAllKeepAlive(); |
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#endif |
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} |
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122 |
|
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void Page::setMainFrame(PassRefPtr<Frame> mainFrame) |
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124 |
{ |
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ASSERT(!m_mainFrame); // Should only be called during initialization |
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m_mainFrame = mainFrame; |
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} |
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128 |
|
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BackForwardList* Page::backForwardList() |
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130 |
{ |
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return m_backForwardList.get(); |
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} |
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133 |
|
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bool Page::goBack() |
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135 |
{ |
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HistoryItem* item = m_backForwardList->backItem(); |
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137 |
|
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138 |
if (item) { |
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139 |
goToItem(item, FrameLoadTypeBack); |
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140 |
return true; |
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141 |
} |
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142 |
return false; |
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143 |
} |
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144 |
|
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145 |
bool Page::goForward() |
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146 |
{ |
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147 |
HistoryItem* item = m_backForwardList->forwardItem(); |
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148 |
|
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149 |
if (item) { |
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goToItem(item, FrameLoadTypeForward); |
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151 |
return true; |
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152 |
} |
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153 |
return false; |
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154 |
} |
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155 |
|
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156 |
void Page::goToItem(HistoryItem* item, FrameLoadType type) |
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157 |
{ |
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158 |
// Abort any current load if we're going to a history item |
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159 |
m_mainFrame->loader()->stopAllLoaders(); |
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160 |
m_mainFrame->loader()->goToItem(item, type); |
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161 |
} |
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162 |
|
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163 |
void Page::setGroupName(const String& name) |
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164 |
{ |
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165 |
if (frameNamespaces && !m_groupName.isEmpty()) { |
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166 |
HashSet<Page*>* oldNamespace = frameNamespaces->get(m_groupName); |
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167 |
if (oldNamespace) { |
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168 |
oldNamespace->remove(this); |
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169 |
if (oldNamespace->isEmpty()) { |
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170 |
frameNamespaces->remove(m_groupName); |
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171 |
delete oldNamespace; |
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172 |
} |
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173 |
} |
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174 |
} |
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175 |
m_groupName = name; |
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176 |
if (!name.isEmpty()) { |
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|
177 |
if (!frameNamespaces) |
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178 |
frameNamespaces = new HashMap<String, HashSet<Page*>*>; |
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|
179 |
HashSet<Page*>* newNamespace = frameNamespaces->get(name); |
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|
180 |
if (!newNamespace) { |
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|
181 |
newNamespace = new HashSet<Page*>; |
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182 |
frameNamespaces->add(name, newNamespace); |
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|
183 |
} |
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184 |
newNamespace->add(this); |
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|
185 |
} |
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|
186 |
} |
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|
187 |
|
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188 |
const HashSet<Page*>* Page::frameNamespace() const |
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|
189 |
{ |
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|
190 |
return (frameNamespaces && !m_groupName.isEmpty()) ? frameNamespaces->get(m_groupName) : 0; |
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|
191 |
} |
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|
192 |
|
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193 |
const HashSet<Page*>* Page::frameNamespace(const String& groupName) |
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194 |
{ |
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195 |
return (frameNamespaces && !groupName.isEmpty()) ? frameNamespaces->get(groupName) : 0; |
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|
196 |
} |
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197 |
|
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198 |
void Page::setNeedsReapplyStyles() |
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199 |
{ |
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200 |
if (!allPages) |
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201 |
return; |
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202 |
HashSet<Page*>::iterator end = allPages->end(); |
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|
203 |
for (HashSet<Page*>::iterator it = allPages->begin(); it != end; ++it) |
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|
204 |
for (Frame* frame = (*it)->mainFrame(); frame; frame = frame->tree()->traverseNext()) |
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|
205 |
frame->setNeedsReapplyStyles(); |
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|
206 |
} |
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|
207 |
|
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208 |
const Selection& Page::selection() const |
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209 |
{ |
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210 |
return focusController()->focusedOrMainFrame()->selectionController()->selection(); |
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211 |
} |
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|
212 |
|
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213 |
void Page::setDefersLoading(bool defers) |
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214 |
{ |
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|
215 |
if (defers == m_defersLoading) |
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216 |
return; |
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|
217 |
|
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218 |
m_defersLoading = defers; |
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|
219 |
for (Frame* frame = mainFrame(); frame; frame = frame->tree()->traverseNext()) |
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frame->loader()->setDefersLoading(defers); |
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} |
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void Page::clearUndoRedoOperations() |
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{ |
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m_editorClient->clearUndoRedoOperations(); |
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} |
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bool Page::inLowQualityImageInterpolationMode() const |
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{ |
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return m_inLowQualityInterpolationMode; |
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} |
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void Page::setInLowQualityImageInterpolationMode(bool mode) |
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{ |
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m_inLowQualityInterpolationMode = mode; |
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} |
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} // namespace WebCore |