1 files changed, 191 insertions, 0 deletions
diff --git a/sd/source/ui/framework/module/ToolBarModule.cxx b/sd/source/ui/framework/module/ToolBarModule.cxx
new file mode 100644
index 000000000..3cecf7b03
--- /dev/null
+++ b/sd/source/ui/framework/module/ToolBarModule.cxx
@@ -0,0 +1,191 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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 "ToolBarModule.hxx"
+#include <ViewShellBase.hxx>
+#include <DrawController.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <framework/FrameworkHelper.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::drawing::framework;
+
+using ::sd::framework::FrameworkHelper;
+
+namespace {
+    const sal_Int32 gnConfigurationUpdateStartEvent(0);
+    const sal_Int32 gnConfigurationUpdateEndEvent(1);
+    const sal_Int32 gnResourceActivationRequestEvent(2);
+    const sal_Int32 gnResourceDeactivationRequestEvent(3);
+}
+
+namespace sd::framework {
+
+//===== ToolBarModule =========================================================
+
+ToolBarModule::ToolBarModule (
+    const Reference<frame::XController>& rxController)
+    : mpBase(nullptr),
+      mbMainViewSwitchUpdatePending(false)
+{
+    // Tunnel through the controller to obtain a ViewShellBase.
+    auto pController = comphelper::getFromUnoTunnel<sd::DrawController>(rxController);
+    if (pController != nullptr)
+        mpBase = pController->GetViewShellBase();
+
+    Reference<XControllerManager> xControllerManager (rxController, UNO_QUERY);
+    if (!xControllerManager.is())
+        return;
+
+    mxConfigurationController = xControllerManager->getConfigurationController();
+    if (!mxConfigurationController.is())
+        return;
+
+    mxConfigurationController->addConfigurationChangeListener(
+        this,
+        FrameworkHelper::msConfigurationUpdateStartEvent,
+        Any(gnConfigurationUpdateStartEvent));
+    mxConfigurationController->addConfigurationChangeListener(
+        this,
+        FrameworkHelper::msConfigurationUpdateEndEvent,
+        Any(gnConfigurationUpdateEndEvent));
+    mxConfigurationController->addConfigurationChangeListener(
+        this,
+        FrameworkHelper::msResourceActivationRequestEvent,
+        Any(gnResourceActivationRequestEvent));
+    mxConfigurationController->addConfigurationChangeListener(
+        this,
+        FrameworkHelper::msResourceDeactivationRequestEvent,
+        Any(gnResourceDeactivationRequestEvent));
+}
+
+ToolBarModule::~ToolBarModule()
+{
+}
+
+void ToolBarModule::disposing(std::unique_lock<std::mutex>&)
+{
+    if (mxConfigurationController.is())
+    {
+        mxConfigurationController->removeConfigurationChangeListener(this);
+        mxConfigurationController = nullptr;
+    }
+}
+
+void SAL_CALL ToolBarModule::notifyConfigurationChange (
+    const ConfigurationChangeEvent& rEvent)
+{
+    if (!mxConfigurationController.is())
+        return;
+
+    sal_Int32 nEventType = 0;
+    rEvent.UserData >>= nEventType;
+    switch (nEventType)
+    {
+        case gnConfigurationUpdateStartEvent:
+            HandleUpdateStart();
+            break;
+
+        case gnConfigurationUpdateEndEvent:
+            HandleUpdateEnd();
+            break;
+
+        case gnResourceActivationRequestEvent:
+        case gnResourceDeactivationRequestEvent:
+            // Remember the request for the activation or deactivation
+            // of the center pane view.  When that happens then on end
+            // of the next configuration update the set of visible tool
+            // bars will be updated.
+            if ( ! mbMainViewSwitchUpdatePending)
+                if (rEvent.ResourceId->getResourceURL().match(
+                    FrameworkHelper::msViewURLPrefix)
+                    && rEvent.ResourceId->isBoundToURL(
+                        FrameworkHelper::msCenterPaneURL, AnchorBindingMode_DIRECT))
+                {
+                    mbMainViewSwitchUpdatePending = true;
+                }
+            break;
+    }
+}
+
+void ToolBarModule::HandleUpdateStart()
+{
+    // Lock the ToolBarManager and tell it to lock the ViewShellManager as
+    // well.  This way the ToolBarManager can optimize the releasing of
+    // locks and arranging of updates of both tool bars and the view shell
+    // stack.
+    if (mpBase != nullptr)
+    {
+        std::shared_ptr<ToolBarManager> pToolBarManager (mpBase->GetToolBarManager());
+        mpToolBarManagerLock.reset(new ToolBarManager::UpdateLock(pToolBarManager));
+        pToolBarManager->LockViewShellManager();
+    }
+}
+
+void ToolBarModule::HandleUpdateEnd()
+{
+    if (mbMainViewSwitchUpdatePending)
+    {
+        mbMainViewSwitchUpdatePending = false;
+        // Update the set of visible tool bars and deactivate those that are
+        // no longer visible.  This is done before the old view shell is
+        // destroyed in order to avoid unnecessary updates of those tool
+        // bars.
+        std::shared_ptr<ToolBarManager> pToolBarManager (mpBase->GetToolBarManager());
+        std::shared_ptr<FrameworkHelper> pFrameworkHelper (
+            FrameworkHelper::Instance(*mpBase));
+        ViewShell* pViewShell
+            = pFrameworkHelper->GetViewShell(FrameworkHelper::msCenterPaneURL).get();
+        if (pViewShell != nullptr)
+        {
+            pToolBarManager->MainViewShellChanged(*pViewShell);
+            pToolBarManager->SelectionHasChanged(
+                *pViewShell,
+                *pViewShell->GetView());
+            pToolBarManager->PreUpdate();
+        }
+        else
+        {
+            pToolBarManager->MainViewShellChanged();
+            pToolBarManager->PreUpdate();
+        }
+    }
+
+    // Releasing the update lock of the ToolBarManager  will let the
+    // ToolBarManager with the help of the ViewShellManager take care of
+    // updating tool bars and view shell with the minimal amount of
+    // shell stack modifications and tool bar updates.
+    mpToolBarManagerLock.reset();
+}
+
+void SAL_CALL ToolBarModule::disposing (const lang::EventObject& rEvent)
+{
+    if (mxConfigurationController.is()
+        && rEvent.Source == mxConfigurationController)
+    {
+        // Without the configuration controller this class can do nothing.
+        mxConfigurationController = nullptr;
+        dispose();
+    }
+}
+
+} // end of namespace sd::framework
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */