Imported WebKit commit 68645295d2e3e09af2c942f092556f06aa5f8b0d (http://svn.webkit.org/repository/webkit/trunk@128073)

New snapshot

1 files changed, 116 insertions, 0 deletions

diff --git a/Source/WebCore/dom/NamedFlowCollection.cpp b/Source/WebCore/dom/NamedFlowCollection.cpp
new file mode 100644
index 000000000..1588fc6c0
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+++ b/Source/WebCore/dom/NamedFlowCollection.cpp
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+/*
+ * Copyright (C) 2012 Adobe Systems Incorporated. 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 THE COPYRIGHT HOLDER "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 THE COPYRIGHT HOLDER 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 "NamedFlowCollection.h"
+
+#include "DOMNamedFlowCollection.h"
+#include "Document.h"
+#include "InspectorInstrumentation.h"
+#include "WebKitNamedFlow.h"
+
+#include <wtf/text/StringHash.h>
+#include <wtf/text/WTFString.h>
+
+namespace WebCore {
+
+NamedFlowCollection::NamedFlowCollection(Document* doc)
+    : m_document(doc)
+{
+}
+
+Vector<RefPtr<WebKitNamedFlow> > NamedFlowCollection::namedFlows()
+{
+    Vector<RefPtr<WebKitNamedFlow> > namedFlows;
+
+    for (NamedFlowSet::iterator it = m_namedFlows.begin(); it != m_namedFlows.end(); ++it) {
+        if ((*it)->flowState() == WebKitNamedFlow::FlowStateNull)
+            continue;
+
+        namedFlows.append(RefPtr<WebKitNamedFlow>(*it));
+    }
+
+    return namedFlows;
+}
+
+WebKitNamedFlow* NamedFlowCollection::flowByName(const String& flowName)
+{
+    NamedFlowSet::iterator it = m_namedFlows.find<String, NamedFlowHashTranslator>(flowName);
+    if (it == m_namedFlows.end() || (*it)->flowState() == WebKitNamedFlow::FlowStateNull)
+        return 0;
+
+    return *it;
+}
+
+PassRefPtr<WebKitNamedFlow> NamedFlowCollection::ensureFlowWithName(const String& flowName)
+{
+    NamedFlowSet::iterator it = m_namedFlows.find<String, NamedFlowHashTranslator>(flowName);
+    if (it != m_namedFlows.end()) {
+        WebKitNamedFlow* namedFlow = *it;
+        ASSERT(namedFlow->flowState() == WebKitNamedFlow::FlowStateNull);
+
+        return namedFlow;
+    }
+
+    RefPtr<WebKitNamedFlow> newFlow = WebKitNamedFlow::create(this, flowName);
+    m_namedFlows.add(newFlow.get());
+
+    InspectorInstrumentation::didCreateNamedFlow(m_document, newFlow->name());
+
+    return newFlow.release();
+}
+
+void NamedFlowCollection::discardNamedFlow(WebKitNamedFlow* namedFlow)
+{
+    // The document is not valid anymore so the collection will be destroyed anyway.
+    if (!m_document)
+        return;
+
+    ASSERT(namedFlow->flowState() == WebKitNamedFlow::FlowStateNull);
+    ASSERT(m_namedFlows.contains(namedFlow));
+
+    m_namedFlows.remove(namedFlow);
+
+    InspectorInstrumentation::didRemoveNamedFlow(m_document, namedFlow->name());
+}
+
+void NamedFlowCollection::documentDestroyed()
+{
+    m_document = 0;
+}
+PassRefPtr<DOMNamedFlowCollection> NamedFlowCollection::createCSSOMSnapshot()
+{
+    NamedFlowSet createdFlows;
+    for (NamedFlowSet::iterator it = m_namedFlows.begin(); it != m_namedFlows.end(); ++it)
+        if ((*it)->flowState() == WebKitNamedFlow::FlowStateCreated)
+            createdFlows.add(*it);
+    return DOMNamedFlowCollection::create(createdFlows);
+}
+
+} // namespace WebCore