Long live Qt!

1 files changed, 194 insertions, 0 deletions

diff --git a/src/3rdparty/webkit/WebCore/page/PageGroup.cpp b/src/3rdparty/webkit/WebCore/page/PageGroup.cpp
new file mode 100644
index 0000000..f0951eb
--- /dev/null
+++ b/src/3rdparty/webkit/WebCore/page/PageGroup.cpp
@@ -0,0 +1,194 @@
+/*
+ * Copyright (C) 2008 Apple Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+#include "PageGroup.h"
+
+#include "ChromeClient.h"
+#include "Document.h"
+#include "Page.h"
+#include "Settings.h"
+
+#if ENABLE(DOM_STORAGE)
+#include "LocalStorage.h"
+#include "StorageArea.h"
+#endif
+
+#if PLATFORM(CHROMIUM)
+#include "ChromiumBridge.h"
+#endif
+
+namespace WebCore {
+
+static unsigned getUniqueIdentifier()
+{
+    static unsigned currentIdentifier = 0;
+    return ++currentIdentifier;
+}
+
+// --------
+
+static bool shouldTrackVisitedLinks;
+
+PageGroup::PageGroup(const String& name)
+    : m_name(name)
+    , m_visitedLinksPopulated(false)
+    , m_identifier(getUniqueIdentifier())
+{
+}
+
+PageGroup::PageGroup(Page* page)
+    : m_visitedLinksPopulated(false)
+    , m_identifier(getUniqueIdentifier())
+{
+    ASSERT(page);
+    addPage(page);
+}
+
+typedef HashMap<String, PageGroup*> PageGroupMap;
+static PageGroupMap* pageGroups = 0;
+
+PageGroup* PageGroup::pageGroup(const String& groupName)
+{
+    ASSERT(!groupName.isEmpty());
+    
+    if (!pageGroups)
+        pageGroups = new PageGroupMap;
+
+    pair<PageGroupMap::iterator, bool> result = pageGroups->add(groupName, 0);
+
+    if (result.second) {
+        ASSERT(!result.first->second);
+        result.first->second = new PageGroup(groupName);
+    }
+
+    ASSERT(result.first->second);
+    return result.first->second;
+}
+
+void PageGroup::closeLocalStorage()
+{
+#if ENABLE(DOM_STORAGE)
+    if (!pageGroups)
+        return;
+
+    PageGroupMap::iterator end = pageGroups->end();
+
+    for (PageGroupMap::iterator it = pageGroups->begin(); it != end; ++it) {
+        if (LocalStorage* localStorage = it->second->localStorage())
+            localStorage->close();
+    }
+#endif
+}
+
+void PageGroup::addPage(Page* page)
+{
+    ASSERT(page);
+    ASSERT(!m_pages.contains(page));
+    m_pages.add(page);
+#if ENABLE(DOM_STORAGE)
+    if (!m_localStorage)
+        m_localStorage = LocalStorage::localStorage(page->settings()->localStorageDatabasePath());
+#endif
+}
+
+void PageGroup::removePage(Page* page)
+{
+    ASSERT(page);
+    ASSERT(m_pages.contains(page));
+    m_pages.remove(page);
+}
+
+bool PageGroup::isLinkVisited(LinkHash visitedLinkHash)
+{
+#if PLATFORM(CHROMIUM)
+    // Use Chromium's built-in visited link database.
+    return ChromiumBridge::isLinkVisited(visitedLinkHash);
+#else
+    if (!m_visitedLinksPopulated) {
+        m_visitedLinksPopulated = true;
+        ASSERT(!m_pages.isEmpty());
+        (*m_pages.begin())->chrome()->client()->populateVisitedLinks();
+    }
+    return m_visitedLinkHashes.contains(visitedLinkHash);
+#endif
+}
+
+inline void PageGroup::addVisitedLink(LinkHash hash)
+{
+    ASSERT(shouldTrackVisitedLinks);
+#if !PLATFORM(CHROMIUM)
+    if (!m_visitedLinkHashes.add(hash).second)
+        return;
+#endif
+    Page::visitedStateChanged(this, hash);
+}
+
+void PageGroup::addVisitedLink(const KURL& url)
+{
+    if (!shouldTrackVisitedLinks)
+        return;
+    ASSERT(!url.isEmpty());
+    addVisitedLink(visitedLinkHash(url.string().characters(), url.string().length()));
+}
+
+void PageGroup::addVisitedLink(const UChar* characters, size_t length)
+{
+    if (!shouldTrackVisitedLinks)
+        return;
+    addVisitedLink(visitedLinkHash(characters, length));
+}
+
+void PageGroup::removeVisitedLinks()
+{
+    m_visitedLinksPopulated = false;
+    if (m_visitedLinkHashes.isEmpty())
+        return;
+    m_visitedLinkHashes.clear();
+    Page::allVisitedStateChanged(this);
+}
+
+void PageGroup::removeAllVisitedLinks()
+{
+    Page::removeAllVisitedLinks();
+}
+
+void PageGroup::setShouldTrackVisitedLinks(bool shouldTrack)
+{
+    if (shouldTrackVisitedLinks == shouldTrack)
+        return;
+    shouldTrackVisitedLinks = shouldTrack;
+    if (!shouldTrackVisitedLinks)
+        removeAllVisitedLinks();
+}
+
+#if ENABLE(DOM_STORAGE)
+LocalStorage* PageGroup::localStorage()
+{
+    return m_localStorage.get();
+}
+#endif
+
+} // namespace WebCore