1 files changed, 86 insertions, 0 deletions
diff --git a/svx/source/sidebar/ContextChangeEventMultiplexer.cxx b/svx/source/sidebar/ContextChangeEventMultiplexer.cxx
new file mode 100644
index 000000000000..427c37a37d03
--- /dev/null
+++ b/svx/source/sidebar/ContextChangeEventMultiplexer.cxx
@@ -0,0 +1,86 @@
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   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 .
+ */
+
+#include "svx/sidebar/ContextChangeEventMultiplexer.hxx"
+
+#include <com/sun/star/ui/ContextChangeEventObject.hpp>
+#include <com/sun/star/ui/XContextChangeEventMultiplexer.hpp>
+#include <com/sun/star/ui/ContextChangeEventMultiplexer.hpp>
+#include <com/sun/star/frame/XModuleManager.hpp>
+#include <comphelper/processfactory.hxx>
+#include <comphelper/componentcontext.hxx>
+#include <sfx2/viewsh.hxx>
+#include <tools/diagnose_ex.h>
+
+using namespace css;
+using namespace cssu;
+
+
+void ContextChangeEventMultiplexer::NotifyContextChange (
+    const cssu::Reference<css::frame::XController>& rxController,
+    const ::sfx2::sidebar::EnumContext::Context eContext)
+{
+    if (rxController.is() && rxController->getFrame().is())
+    {
+        const css::ui::ContextChangeEventObject aEvent(
+            rxController,
+            GetModuleName(rxController->getFrame()),
+            ::sfx2::sidebar::EnumContext::GetContextName(eContext));
+
+        cssu::Reference<css::ui::XContextChangeEventMultiplexer> xMultiplexer (
+            css::ui::ContextChangeEventMultiplexer::get(
+                ::comphelper::getProcessComponentContext()));
+        if (xMultiplexer.is())
+            xMultiplexer->broadcastContextChangeEvent(aEvent, rxController);
+    }
+}
+
+
+
+
+void ContextChangeEventMultiplexer::NotifyContextChange (
+    SfxViewShell* pViewShell,
+    const ::sfx2::sidebar::EnumContext::Context eContext)
+{
+    if (pViewShell != NULL)
+        NotifyContextChange(pViewShell->GetController(), eContext);
+}
+
+
+
+
+::rtl::OUString ContextChangeEventMultiplexer::GetModuleName (
+    const cssu::Reference<css::frame::XFrame>& rxFrame)
+{
+    try
+    {
+        const ::comphelper::ComponentContext aContext (::comphelper::getProcessServiceFactory());
+        const Reference<frame::XModuleManager> xModuleManager (
+            aContext.createComponent("com.sun.star.frame.ModuleManager" ),
+            UNO_QUERY_THROW );
+        return xModuleManager->identify(rxFrame);
+    }
+    catch (const Exception&)
+    {
+        // An exception typically means that a context change is notified
+        // during initialization or destruction of a view.
+        // Ignore it.
+    }
+    return ::sfx2::sidebar::EnumContext::GetApplicationName(
+        ::sfx2::sidebar::EnumContext::Application_None);
+}