6a043e9c0a
Also create a Clang compiler plugin to detect such cases. Change-Id: I61ad1a1d6b1c017eeb51f226d2dde0e9bb7f1752 Reviewed-on: https://gerrit.libreoffice.org/4001 Tested-by: LibreOffice gerrit bot <gerrit@libreoffice.org> Reviewed-by: Noel Grandin <noelgrandin@gmail.com> Tested-by: Noel Grandin <noelgrandin@gmail.com>
574 lines
18 KiB
C++
574 lines
18 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "PresenterViewFactory.hxx"
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#include "PresenterPaneContainer.hxx"
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#include "PresenterHelper.hxx"
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#include "PresenterHelpView.hxx"
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#include "PresenterNotesView.hxx"
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#include "PresenterSlideShowView.hxx"
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#include "PresenterSlidePreview.hxx"
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#include "PresenterSlideSorter.hxx"
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#include "PresenterToolBar.hxx"
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/drawing/framework/ResourceId.hpp>
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#include <com/sun/star/drawing/framework/XControllerManager.hpp>
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#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
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#include <com/sun/star/drawing/XDrawPages.hpp>
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#include <com/sun/star/drawing/XDrawPagesSupplier.hpp>
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#include <com/sun/star/drawing/XSlideSorterBase.hpp>
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#include <com/sun/star/presentation/XSlideShow.hpp>
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#include <com/sun/star/presentation/XSlideShowView.hpp>
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#include <cppuhelper/compbase1.hxx>
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#include <boost/bind.hpp>
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::drawing::framework;
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namespace sdext { namespace presenter {
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const OUString PresenterViewFactory::msCurrentSlidePreviewViewURL(
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"private:resource/view/Presenter/CurrentSlidePreview");
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const OUString PresenterViewFactory::msNextSlidePreviewViewURL(
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"private:resource/view/Presenter/NextSlidePreview");
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const OUString PresenterViewFactory::msNotesViewURL(
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"private:resource/view/Presenter/Notes");
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const OUString PresenterViewFactory::msToolBarViewURL(
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"private:resource/view/Presenter/ToolBar");
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const OUString PresenterViewFactory::msSlideSorterURL(
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"private:resource/view/Presenter/SlideSorter");
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const OUString PresenterViewFactory::msHelpViewURL(
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"private:resource/view/Presenter/Help");
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//===== SimpleView ============================================================
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namespace {
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typedef ::cppu::WeakComponentImplHelper1 <XView> SimpleViewInterfaceBase;
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class SimpleView
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: private ::cppu::BaseMutex,
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public SimpleViewInterfaceBase
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{
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public:
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SimpleView (const Reference<XResourceId>& rxViewId)
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: SimpleViewInterfaceBase(m_aMutex),mxResourceId(rxViewId) {};
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virtual ~SimpleView (void) {};
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// XView
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virtual Reference<XResourceId> SAL_CALL getResourceId (void) throw (RuntimeException)
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{ return mxResourceId; };
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private:
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Reference<XResourceId> mxResourceId;
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};
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/** By default the PresenterSlidePreview shows the preview of the current
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slide. This adapter class makes it display the preview of the next
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slide.
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*/
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class NextSlidePreview : public PresenterSlidePreview
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{
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public:
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NextSlidePreview (
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const css::uno::Reference<css::uno::XComponentContext>& rxContext,
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const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
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const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane,
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const ::rtl::Reference<PresenterController>& rpPresenterController)
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: PresenterSlidePreview(rxContext, rxViewId, rxAnchorPane, rpPresenterController)
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{
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}
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virtual ~NextSlidePreview (void) {}
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virtual void SAL_CALL setCurrentPage (
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const css::uno::Reference<css::drawing::XDrawPage>& rxSlide)
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throw (css::uno::RuntimeException)
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{
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Reference<presentation::XSlideShowController> xSlideShowController (
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mpPresenterController->GetSlideShowController());
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Reference<drawing::XDrawPage> xSlide;
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if (xSlideShowController.is())
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{
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const sal_Int32 nCount (xSlideShowController->getSlideCount());
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sal_Int32 nNextSlideIndex (-1);
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if (xSlideShowController->getCurrentSlide() == rxSlide)
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{
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nNextSlideIndex = xSlideShowController->getNextSlideIndex();
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}
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else
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{
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for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
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{
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if (rxSlide == Reference<drawing::XDrawPage>(
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xSlideShowController->getSlideByIndex(nIndex), UNO_QUERY))
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{
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nNextSlideIndex = nIndex + 1;
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}
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}
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}
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if (nNextSlideIndex >= 0)
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{
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if (nNextSlideIndex < nCount)
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{
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xSlide = Reference<drawing::XDrawPage>(
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xSlideShowController->getSlideByIndex(nNextSlideIndex),
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UNO_QUERY);
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}
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}
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}
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PresenterSlidePreview::setCurrentPage(xSlide);
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}
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};
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} // end of anonymous namespace
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//===== PresenterViewFactory ==============================================
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PresenterViewFactory::PresenterViewFactory (
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const Reference<uno::XComponentContext>& rxContext,
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const Reference<frame::XController>& rxController,
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const ::rtl::Reference<PresenterController>& rpPresenterController)
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: PresenterViewFactoryInterfaceBase(m_aMutex),
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mxComponentContext(rxContext),
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mxConfigurationController(),
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mxControllerWeak(rxController),
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mpPresenterController(rpPresenterController),
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mpResourceCache()
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{
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}
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Reference<drawing::framework::XResourceFactory> PresenterViewFactory::Create (
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const Reference<uno::XComponentContext>& rxContext,
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const Reference<frame::XController>& rxController,
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const ::rtl::Reference<PresenterController>& rpPresenterController)
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{
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rtl::Reference<PresenterViewFactory> pFactory (
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new PresenterViewFactory(rxContext,rxController,rpPresenterController));
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pFactory->Register(rxController);
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return Reference<drawing::framework::XResourceFactory>(
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static_cast<XWeak*>(pFactory.get()), UNO_QUERY);
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}
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void PresenterViewFactory::Register (const Reference<frame::XController>& rxController)
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{
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try
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{
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// Get the configuration controller.
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Reference<XControllerManager> xCM (rxController, UNO_QUERY_THROW);
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mxConfigurationController = xCM->getConfigurationController();
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if ( ! mxConfigurationController.is())
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{
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throw RuntimeException();
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}
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else
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{
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mxConfigurationController->addResourceFactory(msCurrentSlidePreviewViewURL, this);
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mxConfigurationController->addResourceFactory(msNextSlidePreviewViewURL, this);
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mxConfigurationController->addResourceFactory(msNotesViewURL, this);
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mxConfigurationController->addResourceFactory(msToolBarViewURL, this);
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mxConfigurationController->addResourceFactory(msSlideSorterURL, this);
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mxConfigurationController->addResourceFactory(msHelpViewURL, this);
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}
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}
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catch (RuntimeException&)
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{
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OSL_ASSERT(false);
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if (mxConfigurationController.is())
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mxConfigurationController->removeResourceFactoryForReference(this);
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mxConfigurationController = NULL;
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throw;
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}
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}
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PresenterViewFactory::~PresenterViewFactory (void)
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{
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}
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void SAL_CALL PresenterViewFactory::disposing (void)
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throw (RuntimeException)
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{
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if (mxConfigurationController.is())
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mxConfigurationController->removeResourceFactoryForReference(this);
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mxConfigurationController = NULL;
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if (mpResourceCache.get() != NULL)
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{
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// Dispose all views in the cache.
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ResourceContainer::const_iterator iView (mpResourceCache->begin());
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ResourceContainer::const_iterator iEnd (mpResourceCache->end());
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for ( ; iView!=iEnd; ++iView)
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{
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try
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{
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Reference<lang::XComponent> xComponent (iView->second.first, UNO_QUERY);
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if (xComponent.is())
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xComponent->dispose();
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}
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catch (lang::DisposedException&)
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{
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}
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}
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mpResourceCache.reset();
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}
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}
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//----- XViewFactory ----------------------------------------------------------
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Reference<XResource> SAL_CALL PresenterViewFactory::createResource (
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const Reference<XResourceId>& rxViewId)
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throw (RuntimeException)
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{
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ThrowIfDisposed();
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Reference<XResource> xView;
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if (rxViewId.is())
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{
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Reference<XPane> xAnchorPane (
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mxConfigurationController->getResource(rxViewId->getAnchor()),
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UNO_QUERY_THROW);
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xView = GetViewFromCache(rxViewId, xAnchorPane);
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if (xView == NULL)
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xView = CreateView(rxViewId, xAnchorPane);
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// Activate the view.
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PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
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mpPresenterController->GetPaneContainer()->FindPaneId(rxViewId->getAnchor()));
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if (pDescriptor.get() != NULL)
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pDescriptor->SetActivationState(true);
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}
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return xView;
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}
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void SAL_CALL PresenterViewFactory::releaseResource (const Reference<XResource>& rxView)
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throw (RuntimeException)
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{
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ThrowIfDisposed();
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if ( ! rxView.is())
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return;
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// Deactivate the view.
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PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
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mpPresenterController->GetPaneContainer()->FindPaneId(
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rxView->getResourceId()->getAnchor()));
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if (pDescriptor.get() != NULL)
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pDescriptor->SetActivationState(false);
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// Dispose only views that we can not put into the cache.
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CachablePresenterView* pView = dynamic_cast<CachablePresenterView*>(rxView.get());
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if (pView == NULL || mpResourceCache.get()==NULL)
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{
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try
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{
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if (pView != NULL)
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pView->ReleaseView();
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Reference<lang::XComponent> xComponent (rxView, UNO_QUERY);
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if (xComponent.is())
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xComponent->dispose();
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}
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catch (lang::DisposedException&)
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{
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// Do not let disposed exceptions get out. It might be interpreted
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// as coming from the factory, which would then be removed from the
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// drawing framework.
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}
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}
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else
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{
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// Put cachable views in the cache.
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Reference<XResourceId> xViewId (rxView->getResourceId());
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if (xViewId.is())
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{
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Reference<XPane> xAnchorPane (
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mxConfigurationController->getResource(xViewId->getAnchor()),
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UNO_QUERY_THROW);
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(*mpResourceCache)[xViewId->getResourceURL()]
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= ViewResourceDescriptor(Reference<XView>(rxView, UNO_QUERY), xAnchorPane);
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pView->DeactivatePresenterView();
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}
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}
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}
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//-----------------------------------------------------------------------------
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Reference<XResource> PresenterViewFactory::GetViewFromCache(
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const Reference<XResourceId>& rxViewId,
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const Reference<XPane>& rxAnchorPane) const
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{
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if (mpResourceCache.get() == NULL)
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return NULL;
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try
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{
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const OUString sResourceURL (rxViewId->getResourceURL());
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// Can we use a view from the cache?
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ResourceContainer::const_iterator iView (mpResourceCache->find(sResourceURL));
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if (iView != mpResourceCache->end())
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{
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// The view is in the container but it can only be used if
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// the anchor pane is the same now as it was at creation of
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// the view.
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if (iView->second.second == rxAnchorPane)
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{
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CachablePresenterView* pView
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= dynamic_cast<CachablePresenterView*>(iView->second.first.get());
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if (pView != NULL)
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pView->ActivatePresenterView();
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return Reference<XResource>(iView->second.first, UNO_QUERY);
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}
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// Right view, wrong pane. Create a new view.
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}
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}
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catch (RuntimeException&)
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{
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}
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return NULL;
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}
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Reference<XResource> PresenterViewFactory::CreateView(
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const Reference<XResourceId>& rxViewId,
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const Reference<XPane>& rxAnchorPane)
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{
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Reference<XView> xView;
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try
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{
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const OUString sResourceURL (rxViewId->getResourceURL());
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if (sResourceURL.equals(msCurrentSlidePreviewViewURL))
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{
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xView = CreateSlideShowView(rxViewId);
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}
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else if (sResourceURL.equals(msNotesViewURL))
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{
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xView = CreateNotesView(rxViewId, rxAnchorPane);
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}
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else if (sResourceURL.equals(msNextSlidePreviewViewURL))
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{
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xView = CreateSlidePreviewView(rxViewId, rxAnchorPane);
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}
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else if (sResourceURL.equals(msToolBarViewURL))
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{
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xView = CreateToolBarView(rxViewId);
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}
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else if (sResourceURL.equals(msSlideSorterURL))
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{
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xView = CreateSlideSorterView(rxViewId);
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}
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else if (sResourceURL.equals(msHelpViewURL))
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{
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xView = CreateHelpView(rxViewId);
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}
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// Activate it.
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CachablePresenterView* pView = dynamic_cast<CachablePresenterView*>(xView.get());
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if (pView != NULL)
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pView->ActivatePresenterView();
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}
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catch (RuntimeException&)
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{
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xView = NULL;
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}
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return xView;
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}
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Reference<XView> PresenterViewFactory::CreateSlideShowView(
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const Reference<XResourceId>& rxViewId) const
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{
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Reference<XView> xView;
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if ( ! mxConfigurationController.is())
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return xView;
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if ( ! mxComponentContext.is())
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return xView;
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try
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{
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rtl::Reference<PresenterSlideShowView> pShowView (
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new PresenterSlideShowView(
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mxComponentContext,
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rxViewId,
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Reference<frame::XController>(mxControllerWeak),
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mpPresenterController));
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pShowView->LateInit();
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xView = Reference<XView>(pShowView.get());
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}
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catch (RuntimeException&)
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{
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xView = NULL;
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}
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return xView;
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}
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Reference<XView> PresenterViewFactory::CreateSlidePreviewView(
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const Reference<XResourceId>& rxViewId,
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const Reference<XPane>& rxAnchorPane) const
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{
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Reference<XView> xView;
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if ( ! mxConfigurationController.is())
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return xView;
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if ( ! mxComponentContext.is())
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return xView;
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try
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{
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xView = Reference<XView>(
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static_cast<XWeak*>(new NextSlidePreview(
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mxComponentContext,
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rxViewId,
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rxAnchorPane,
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mpPresenterController)),
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UNO_QUERY_THROW);
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}
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catch (RuntimeException&)
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{
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xView = NULL;
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}
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return xView;
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}
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Reference<XView> PresenterViewFactory::CreateToolBarView(
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const Reference<XResourceId>& rxViewId) const
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{
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return new PresenterToolBarView(
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mxComponentContext,
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rxViewId,
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Reference<frame::XController>(mxControllerWeak),
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mpPresenterController);
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}
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Reference<XView> PresenterViewFactory::CreateNotesView(
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const Reference<XResourceId>& rxViewId,
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const Reference<XPane>& rxAnchorPane) const
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{
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(void)rxAnchorPane;
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Reference<XView> xView;
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if ( ! mxConfigurationController.is())
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return xView;
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if ( ! mxComponentContext.is())
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return xView;
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try
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{
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xView = Reference<XView>(static_cast<XWeak*>(
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new PresenterNotesView(
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mxComponentContext,
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rxViewId,
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Reference<frame::XController>(mxControllerWeak),
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mpPresenterController)),
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UNO_QUERY_THROW);
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}
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catch (RuntimeException&)
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{
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xView = NULL;
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}
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return xView;
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}
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Reference<XView> PresenterViewFactory::CreateSlideSorterView(
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const Reference<XResourceId>& rxViewId) const
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{
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Reference<XView> xView;
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if ( ! mxConfigurationController.is())
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return xView;
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if ( ! mxComponentContext.is())
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return xView;
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try
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{
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rtl::Reference<PresenterSlideSorter> pView (
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new PresenterSlideSorter(
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mxComponentContext,
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rxViewId,
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Reference<frame::XController>(mxControllerWeak),
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mpPresenterController));
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PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
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mpPresenterController->GetPaneContainer()->FindPaneId(rxViewId->getAnchor()));
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if (pDescriptor.get() != NULL)
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pDescriptor->maActivator = ::boost::bind(
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&PresenterSlideSorter::SetActiveState, pView.get(), _1);
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xView = pView.get();
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}
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catch (RuntimeException&)
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{
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xView = NULL;
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}
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return xView;
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}
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Reference<XView> PresenterViewFactory::CreateHelpView(
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const Reference<XResourceId>& rxViewId) const
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{
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return Reference<XView>(new PresenterHelpView(
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mxComponentContext,
|
|
rxViewId,
|
|
Reference<frame::XController>(mxControllerWeak),
|
|
mpPresenterController));
|
|
}
|
|
|
|
void PresenterViewFactory::ThrowIfDisposed (void) const
|
|
throw (::com::sun::star::lang::DisposedException)
|
|
{
|
|
if (rBHelper.bDisposed || rBHelper.bInDispose)
|
|
{
|
|
throw lang::DisposedException (
|
|
OUString(
|
|
"PresenterViewFactory object has already been disposed"),
|
|
const_cast<uno::XWeak*>(static_cast<const uno::XWeak*>(this)));
|
|
}
|
|
}
|
|
|
|
//===== CachablePresenterView =================================================
|
|
|
|
CachablePresenterView::CachablePresenterView (void)
|
|
: mbIsPresenterViewActive(true)
|
|
{
|
|
}
|
|
|
|
void CachablePresenterView::ActivatePresenterView (void)
|
|
{
|
|
mbIsPresenterViewActive = true;
|
|
}
|
|
|
|
void CachablePresenterView::DeactivatePresenterView (void)
|
|
{
|
|
mbIsPresenterViewActive = false;
|
|
}
|
|
|
|
void CachablePresenterView::ReleaseView (void)
|
|
{
|
|
}
|
|
|
|
} }
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|