1 files changed, 270 insertions, 0 deletions
diff --git a/framework/source/services/EventMultiplexer.cxx b/framework/source/services/EventMultiplexer.cxx
new file mode 100644
index 000000000000..9f5b05dabe16
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+++ b/framework/source/services/EventMultiplexer.cxx
@@ -0,0 +1,270 @@
+/**************************************************************
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ *************************************************************/
+
+#include "precompiled_framework.hxx"
+
+#include "services/EventMultiplexer.hxx"
+#include "services.h"
+
+using ::rtl::OUString;
+
+#define A2S(s) ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(s))
+
+namespace framework {
+
+#define IMPLEMENTATION_NAME "org.apache.openoffice.comp.framework.EventMultiplexer"
+#define SERVICE_NAME "com.sun.star.ui.ContextChangeEventMultiplexer"
+#define SINGLETON_NAME "org.apache.openoffice.comp.framework.EventMultiplexer"
+
+
+EventMultiplexer::EventMultiplexer (const cssu::Reference<css::uno::XComponentContext>& rxContext)
+    : EventMultiplexerInterfaceBase(m_aMutex),
+      maListeners()
+{
+    (void)rxContext;
+}
+
+
+
+
+EventMultiplexer::~EventMultiplexer (void)
+{
+    maListeners.clear();
+}
+
+
+
+
+// XEventMultiplexer
+
+void SAL_CALL EventMultiplexer::addEventListener (
+    const cssu::Reference<css::util::XEventListener>& rxListener,
+    const cssu::Reference<cssu::XInterface>& rxEventFocus)
+    throw(cssu::RuntimeException,cssl::IllegalArgumentException)
+{
+    if ( ! rxListener.is())
+        throw css::lang::IllegalArgumentException(A2S("can not add an empty reference"), static_cast<XWeak*>(this), 0);
+
+    ListenerMap::iterator iListenerContainer (maListeners.find(rxEventFocus));
+    if (iListenerContainer == maListeners.end())
+    {
+        // Create a new listener container for the event focus.
+        iListenerContainer = maListeners.insert(
+            ListenerMap::value_type(
+                rxEventFocus,
+                ListenerContainer())).first;
+    }
+    if (iListenerContainer != maListeners.end())
+    {
+        ListenerContainer& rContainer (iListenerContainer->second);
+        if (::std::find(rContainer.begin(), rContainer.end(), rxListener) == rContainer.end())
+            rContainer.push_back(rxListener);
+        else
+        {
+            // The listener was added for the same event focus
+            // previously.  That is an error.
+            throw cssl::IllegalArgumentException(A2S("listener added twice"), static_cast<XWeak*>(this), 0);
+        }
+    }
+}
+
+
+
+
+void SAL_CALL EventMultiplexer::removeEventListener (
+    const cssu::Reference<css::util::XEventListener>& rxListener,
+    const cssu::Reference<cssu::XInterface>& rxEventFocus)
+    throw(cssu::RuntimeException,cssl::IllegalArgumentException)
+{
+    if ( ! rxListener.is())
+        throw cssl::IllegalArgumentException(A2S("can not remove an empty reference"), static_cast<XWeak*>(this), 0);
+
+    ListenerMap::iterator iListenerContainer (maListeners.find(rxEventFocus));
+    if (iListenerContainer != maListeners.end())
+    {
+        ListenerContainer& rContainer (iListenerContainer->second);
+        const ListenerContainer::iterator iListener (::std::find(rContainer.begin(), rContainer.end(), rxListener));
+        if (iListener != rContainer.end())
+            rContainer.erase(iListener);
+    }
+
+}
+
+
+
+
+void SAL_CALL EventMultiplexer::removeAllEventListeners (
+    const cssu::Reference<css::util::XEventListener>& rxListener)
+    throw(cssu::RuntimeException,cssl::IllegalArgumentException)
+{
+    if ( ! rxListener.is())
+        throw cssl::IllegalArgumentException(A2S("can not remove an empty reference"), static_cast<XWeak*>(this), 0);
+
+    for (ListenerMap::iterator
+             iContainer(maListeners.begin()),
+             iEnd(maListeners.end());
+         iContainer!=iEnd;
+         ++iContainer)
+    {
+        const ListenerContainer::iterator iListener (::std::find(iContainer->second.begin(), iContainer->second.end(), rxListener));
+        if (iListener != iContainer->second.end())
+            iContainer->second.erase(iListener);
+    }
+}
+
+
+
+
+
+void SAL_CALL EventMultiplexer::broadcastEvent (
+    const cssl::EventObject& rEventObject,
+    const cssu::Reference<cssu::XInterface>& rxEventFocus)
+    throw(cssu::RuntimeException)
+{
+    BroadcastEventToSingleContainer(rEventObject, rxEventFocus);
+    if (rxEventFocus.is())
+        BroadcastEventToSingleContainer(rEventObject, NULL);
+}
+
+
+
+
+void EventMultiplexer::BroadcastEventToSingleContainer (
+    const cssl::EventObject& rEventObject,
+    const cssu::Reference<cssu::XInterface>& rxEventFocus)
+{
+    ListenerMap::iterator iListenerContainer (maListeners.find(rxEventFocus));
+    if (iListenerContainer != maListeners.end())
+    {
+        // Create a copy of the listener container to avoid problems
+        // when one of the called listeners calls add... or remove...
+        ListenerContainer aContainer (iListenerContainer->second);
+        for (ListenerContainer::const_iterator
+                 iListener(aContainer.begin()),
+                 iEnd(aContainer.end());
+             iListener!=iEnd;
+             ++iListener)
+        {
+            (*iListener)->notifyEvent(rEventObject);
+        }
+    }
+}
+
+
+
+
+// XSingleComponentFactory
+cssu::Reference<cssu::XInterface> SAL_CALL EventMultiplexer::createInstanceWithContext (
+    const cssu::Reference<cssu::XComponentContext>& rxContext)
+    throw (cssu::Exception, cssu::RuntimeException)
+{
+    return cssu::Reference<cssu::XInterface>();
+}
+
+
+
+
+cssu::Reference<cssu::XInterface > SAL_CALL EventMultiplexer::createInstanceWithArgumentsAndContext (
+    const cssu::Sequence<cssu::Any>& rArguments,
+    const cssu::Reference<cssu::XComponentContext>& rxContext)
+    throw (cssu::Exception, cssu::RuntimeException)
+{
+    return cssu::Reference<cssu::XInterface>();
+}
+
+
+
+
+// XServiceInfo
+
+::rtl::OUString SAL_CALL EventMultiplexer::getImplementationName (void)
+    throw(cssu::RuntimeException)
+{
+    return impl_getStaticImplementationName();
+}
+
+
+
+
+
+sal_Bool SAL_CALL EventMultiplexer::supportsService (
+    const ::rtl::OUString& rsServiceName)
+    throw (cssu::RuntimeException)
+{
+    return ::comphelper::findValue(static_GetSupportedServiceNames(), rsServiceName, sal_True).getLength() != 0;
+}
+
+
+
+
+cssu::Sequence<OUString> SAL_CALL EventMultiplexer::getSupportedServiceNames (void)
+    throw (cssu::RuntimeException)
+{
+    return static_GetSupportedServiceNames();
+}
+
+
+
+
+// Local and static methods.
+
+OUString SAL_CALL EventMultiplexer::impl_getStaticImplementationName (void)
+{
+    return A2S(IMPLEMENTATION_NAME);
+}
+
+
+
+
+cssu::Sequence<OUString> SAL_CALL EventMultiplexer::static_GetSupportedServiceNames (void)
+{
+    cssu::Sequence<OUString> aServiceNames (2);
+    aServiceNames[0] = A2S(SERVICE_NAME);
+    aServiceNames[1] = A2S(SINGLETON_NAME);
+    return aServiceNames;
+}
+
+
+
+
+cssu::Reference<cssu::XInterface> EventMultiplexer::impl_createFactory (
+    const cssu::Reference<cssl::XMultiServiceFactory>& rxServiceManager)
+{
+    return cppu::createSingleComponentFactory(
+        EventMultiplexer::static_CreateInstance,
+        EventMultiplexer::impl_getStaticImplementationName(),
+        EventMultiplexer::static_GetSupportedServiceNames()
+        );
+}
+
+
+
+
+cssu::Reference<cssu::XInterface> SAL_CALL EventMultiplexer::static_CreateInstance (
+    const cssu::Reference<cssu::XComponentContext>& rxComponentContext)
+    throw (cssu::Exception)
+{
+    EventMultiplexer* pObject = new EventMultiplexer(rxComponentContext);
+    cssu::Reference<cssu::XInterface> xService (static_cast<XWeak*>(pObject), cssu::UNO_QUERY);
+    return xService;
+}
+
+}  // end of namespace framework