1 /* 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "core/page/PageGroup.h" 28 29 #include "core/dom/Document.h" 30 #include "core/dom/DocumentStyleSheetCollection.h" 31 #include "core/page/Frame.h" 32 #include "core/page/Page.h" 33 34 namespace WebCore { 35 36 PageGroup::PageGroup() 37 { 38 } 39 40 PageGroup::~PageGroup() 41 { 42 removeAllUserContent(); 43 } 44 45 PageGroup* PageGroup::sharedGroup() 46 { 47 static PageGroup* staticSharedGroup = create().leakRef(); 48 return staticSharedGroup; 49 } 50 51 PageGroup* PageGroup::inspectorGroup() 52 { 53 static PageGroup* staticInspectorGroup = create().leakRef(); 54 return staticInspectorGroup; 55 } 56 57 void PageGroup::addPage(Page* page) 58 { 59 ASSERT(page); 60 ASSERT(!m_pages.contains(page)); 61 m_pages.add(page); 62 } 63 64 void PageGroup::removePage(Page* page) 65 { 66 ASSERT(page); 67 ASSERT(m_pages.contains(page)); 68 m_pages.remove(page); 69 } 70 71 void PageGroup::addUserStyleSheet(const String& source, const KURL& url, 72 const Vector<String>& whitelist, const Vector<String>& blacklist, 73 UserContentInjectedFrames injectedFrames, 74 UserStyleLevel level, 75 UserStyleInjectionTime injectionTime) 76 { 77 m_userStyleSheets.append(adoptPtr(new UserStyleSheet(source, url, whitelist, blacklist, injectedFrames, level))); 78 79 if (injectionTime == InjectInExistingDocuments) 80 invalidatedInjectedStyleSheetCacheInAllFrames(); 81 } 82 83 void PageGroup::removeAllUserContent() 84 { 85 m_userStyleSheets.clear(); 86 invalidatedInjectedStyleSheetCacheInAllFrames(); 87 } 88 89 void PageGroup::invalidatedInjectedStyleSheetCacheInAllFrames() 90 { 91 // Clear our cached sheets and have them just reparse. 92 HashSet<Page*>::const_iterator end = m_pages.end(); 93 for (HashSet<Page*>::const_iterator it = m_pages.begin(); it != end; ++it) { 94 for (Frame* frame = (*it)->mainFrame(); frame; frame = frame->tree()->traverseNext()) 95 frame->document()->styleSheetCollection()->invalidateInjectedStyleSheetCache(); 96 } 97 } 98 99 } // namespace WebCore 100