diff -r 000000000000 -r 4f2f89ce4247 WebCore/wml/WMLTaskElement.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/wml/WMLTaskElement.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,119 @@
+/**
+ * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+
+#if ENABLE(WML)
+#include "WMLTaskElement.h"
+
+#include "WMLAnchorElement.h"
+#include "WMLDoElement.h"
+#include "WMLNames.h"
+#include "WMLOnEventElement.h"
+#include "WMLPageState.h"
+#include "WMLSetvarElement.h"
+
+namespace WebCore {
+
+using namespace WMLNames;
+
+WMLTaskElement::WMLTaskElement(const QualifiedName& tagName, Document* doc)
+    : WMLElement(tagName, doc)
+{
+}
+
+WMLTaskElement::~WMLTaskElement()
+{
+}
+
+void WMLTaskElement::insertedIntoDocument()
+{
+    WMLElement::insertedIntoDocument();
+
+    Node* parent = parentNode();
+    if (!parent || !parent->isWMLElement())
+        return;
+
+    if (parent->hasTagName(anchorTag))
+        static_cast<WMLAnchorElement*>(parent)->registerTask(this);
+    else if (parent->hasTagName(doTag))
+        static_cast<WMLDoElement*>(parent)->registerTask(this);
+    else if (parent->hasTagName(oneventTag))
+        static_cast<WMLOnEventElement*>(parent)->registerTask(this);
+}
+
+void WMLTaskElement::removedFromDocument()
+{
+    Node* parent = parentNode();
+    if (parent && parent->isWMLElement()) {
+        if (parent->hasTagName(anchorTag))
+            static_cast<WMLAnchorElement*>(parent)->deregisterTask(this);
+        else if (parent->hasTagName(doTag))
+            static_cast<WMLDoElement*>(parent)->deregisterTask(this);
+        else if (parent->hasTagName(oneventTag))
+            static_cast<WMLOnEventElement*>(parent)->deregisterTask(this);
+    }
+
+    WMLElement::removedFromDocument();
+}
+
+void WMLTaskElement::registerVariableSetter(WMLSetvarElement* element)
+{
+    ASSERT(m_variableSetterElements.find(element) == WTF::notFound);
+    m_variableSetterElements.append(element);
+}
+
+void WMLTaskElement::deregisterVariableSetter(WMLSetvarElement* element)
+{
+    size_t position = m_variableSetterElements.find(element);
+    ASSERT(position != WTF::notFound);
+    m_variableSetterElements.remove(position);
+}
+
+void WMLTaskElement::storeVariableState(WMLPageState* pageState)
+{
+    if (!pageState || m_variableSetterElements.isEmpty())
+        return;
+
+    WMLVariableMap variables;
+    Vector<WMLSetvarElement*>::iterator it = m_variableSetterElements.begin();
+    Vector<WMLSetvarElement*>::iterator end = m_variableSetterElements.end();
+
+    for (; it != end; ++it) {
+        WMLSetvarElement* setterElement = (*it);
+
+        String name = setterElement->name();
+        if (name.isEmpty())
+            continue;
+
+        String value = setterElement->value();
+        variables.set(name, value);
+
+        // The next setvar element may depend on this variable value. It's safe to store the current
+        // name value pair in the page state, as the whole page state is replaced soon by this new map
+        pageState->storeVariable(name, value);
+    }
+
+    pageState->storeVariables(variables);
+}
+
+}
+
+#endif