1 files changed, 125 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/workers/AbstractWorker.cpp b/src/3rdparty/webkit/WebCore/workers/AbstractWorker.cpp
new file mode 100644
index 0000000000..120f78a2fd
--- /dev/null
+++ b/src/3rdparty/webkit/WebCore/workers/AbstractWorker.cpp
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2009 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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
+ * OWNER 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"
+
+#if ENABLE(SHARED_WORKERS)
+
+#include "AbstractWorker.h"
+
+#include "Event.h"
+#include "EventException.h"
+#include "EventNames.h"
+
+namespace WebCore {
+
+AbstractWorker::AbstractWorker(ScriptExecutionContext* context)
+    : ActiveDOMObject(context, this)
+{
+}
+
+AbstractWorker::~AbstractWorker()
+{
+}
+
+void AbstractWorker::addEventListener(const AtomicString& eventType, PassRefPtr<EventListener> eventListener, bool)
+{
+    EventListenersMap::iterator iter = m_eventListeners.find(eventType);
+    if (iter == m_eventListeners.end()) {
+        ListenerVector listeners;
+        listeners.append(eventListener);
+        m_eventListeners.add(eventType, listeners);
+    } else {
+        ListenerVector& listeners = iter->second;
+        for (ListenerVector::iterator listenerIter = listeners.begin(); listenerIter != listeners.end(); ++listenerIter) {
+            if (*listenerIter == eventListener)
+                return;
+        }
+
+        listeners.append(eventListener);
+        m_eventListeners.add(eventType, listeners);
+    }
+}
+
+void AbstractWorker::removeEventListener(const AtomicString& eventType, EventListener* eventListener, bool)
+{
+    EventListenersMap::iterator iter = m_eventListeners.find(eventType);
+    if (iter == m_eventListeners.end())
+        return;
+
+    ListenerVector& listeners = iter->second;
+    for (ListenerVector::const_iterator listenerIter = listeners.begin(); listenerIter != listeners.end(); ++listenerIter) {
+        if (*listenerIter == eventListener) {
+            listeners.remove(listenerIter - listeners.begin());
+            return;
+        }
+    }
+}
+
+bool AbstractWorker::dispatchEvent(PassRefPtr<Event> event, ExceptionCode& ec)
+{
+    if (!event || event->type().isEmpty()) {
+        ec = EventException::UNSPECIFIED_EVENT_TYPE_ERR;
+        return true;
+    }
+
+    ListenerVector listenersCopy = m_eventListeners.get(event->type());
+    for (ListenerVector::const_iterator listenerIter = listenersCopy.begin(); listenerIter != listenersCopy.end(); ++listenerIter) {
+        event->setTarget(this);
+        event->setCurrentTarget(this);
+        listenerIter->get()->handleEvent(event.get(), false);
+    }
+
+    return !event->defaultPrevented();
+}
+
+void AbstractWorker::dispatchLoadErrorEvent()
+{
+    RefPtr<Event> evt = Event::create(eventNames().errorEvent, false, true);
+    if (m_onErrorListener) {
+        evt->setTarget(this);
+        evt->setCurrentTarget(this);
+        m_onErrorListener->handleEvent(evt.get(), true);
+    }
+
+    ExceptionCode ec = 0;
+    dispatchEvent(evt.release(), ec);
+    ASSERT(!ec);
+}
+
+void AbstractWorker::dispatchScriptErrorEvent(const String&, const String&, int)
+{
+    //FIXME: Generate an ErrorEvent instead of a simple event
+    dispatchLoadErrorEvent();
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(SHARED_WORKERS)