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Diffstat (limited to '')
-rw-r--r-- | sd/source/ui/framework/module/ToolBarModule.cxx | 191 |
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: */ |