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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /sdext/source/presenter/PresenterViewFactory.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream/1%7.0.4.tar.xz
libreoffice-upstream/1%7.0.4.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sdext/source/presenter/PresenterViewFactory.cxx')
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1 files changed, 519 insertions, 0 deletions
diff --git a/sdext/source/presenter/PresenterViewFactory.cxx b/sdext/source/presenter/PresenterViewFactory.cxx
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+/* -*- 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 "PresenterViewFactory.hxx"
+#include "PresenterPaneContainer.hxx"
+#include "PresenterHelpView.hxx"
+#include "PresenterNotesView.hxx"
+#include "PresenterSlideShowView.hxx"
+#include "PresenterSlidePreview.hxx"
+#include "PresenterSlideSorter.hxx"
+#include "PresenterToolBar.hxx"
+#include <com/sun/star/drawing/framework/XControllerManager.hpp>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::drawing::framework;
+
+namespace sdext::presenter {
+
+const OUString PresenterViewFactory::msCurrentSlidePreviewViewURL(
+ "private:resource/view/Presenter/CurrentSlidePreview");
+const OUString PresenterViewFactory::msNextSlidePreviewViewURL(
+ "private:resource/view/Presenter/NextSlidePreview");
+const OUString PresenterViewFactory::msNotesViewURL(
+ "private:resource/view/Presenter/Notes");
+const OUString PresenterViewFactory::msToolBarViewURL(
+ "private:resource/view/Presenter/ToolBar");
+const OUString PresenterViewFactory::msSlideSorterURL(
+ "private:resource/view/Presenter/SlideSorter");
+const OUString PresenterViewFactory::msHelpViewURL(
+ "private:resource/view/Presenter/Help");
+
+namespace {
+
+/** By default the PresenterSlidePreview shows the preview of the current
+ slide. This adapter class makes it display the preview of the next
+ slide.
+*/
+class NextSlidePreview : public PresenterSlidePreview
+{
+public:
+ NextSlidePreview (
+ const css::uno::Reference<css::uno::XComponentContext>& rxContext,
+ const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
+ const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane,
+ const ::rtl::Reference<PresenterController>& rpPresenterController)
+ : PresenterSlidePreview(rxContext, rxViewId, rxAnchorPane, rpPresenterController)
+ {
+ }
+
+ virtual void SAL_CALL setCurrentPage (
+ const css::uno::Reference<css::drawing::XDrawPage>& rxSlide) override
+ {
+ Reference<presentation::XSlideShowController> xSlideShowController (
+ mpPresenterController->GetSlideShowController());
+ Reference<drawing::XDrawPage> xSlide;
+ if (xSlideShowController.is())
+ {
+ const sal_Int32 nCount (xSlideShowController->getSlideCount());
+ sal_Int32 nNextSlideIndex (-1);
+ if (xSlideShowController->getCurrentSlide() == rxSlide)
+ {
+ nNextSlideIndex = xSlideShowController->getNextSlideIndex();
+ }
+ else
+ {
+ for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
+ {
+ if (rxSlide == xSlideShowController->getSlideByIndex(nIndex))
+ {
+ nNextSlideIndex = nIndex + 1;
+ }
+ }
+ }
+ if (nNextSlideIndex >= 0)
+ {
+ if (nNextSlideIndex < nCount)
+ {
+ xSlide = xSlideShowController->getSlideByIndex(nNextSlideIndex);
+ }
+ }
+ }
+ PresenterSlidePreview::setCurrentPage(xSlide);
+ }
+};
+
+} // end of anonymous namespace
+
+//===== PresenterViewFactory ==============================================
+
+PresenterViewFactory::PresenterViewFactory (
+ const Reference<uno::XComponentContext>& rxContext,
+ const Reference<frame::XController>& rxController,
+ const ::rtl::Reference<PresenterController>& rpPresenterController)
+ : PresenterViewFactoryInterfaceBase(m_aMutex),
+ mxComponentContext(rxContext),
+ mxConfigurationController(),
+ mxControllerWeak(rxController),
+ mpPresenterController(rpPresenterController),
+ mpResourceCache()
+{
+}
+
+Reference<drawing::framework::XResourceFactory> PresenterViewFactory::Create (
+ const Reference<uno::XComponentContext>& rxContext,
+ const Reference<frame::XController>& rxController,
+ const ::rtl::Reference<PresenterController>& rpPresenterController)
+{
+ rtl::Reference<PresenterViewFactory> pFactory (
+ new PresenterViewFactory(rxContext,rxController,rpPresenterController));
+ pFactory->Register(rxController);
+ return Reference<drawing::framework::XResourceFactory>(
+ static_cast<XWeak*>(pFactory.get()), UNO_QUERY);
+}
+
+void PresenterViewFactory::Register (const Reference<frame::XController>& rxController)
+{
+ try
+ {
+ // Get the configuration controller.
+ Reference<XControllerManager> xCM (rxController, UNO_QUERY_THROW);
+ mxConfigurationController = xCM->getConfigurationController();
+ if ( ! mxConfigurationController.is())
+ {
+ throw RuntimeException();
+ }
+ mxConfigurationController->addResourceFactory(msCurrentSlidePreviewViewURL, this);
+ mxConfigurationController->addResourceFactory(msNextSlidePreviewViewURL, this);
+ mxConfigurationController->addResourceFactory(msNotesViewURL, this);
+ mxConfigurationController->addResourceFactory(msToolBarViewURL, this);
+ mxConfigurationController->addResourceFactory(msSlideSorterURL, this);
+ mxConfigurationController->addResourceFactory(msHelpViewURL, this);
+ }
+ catch (RuntimeException&)
+ {
+ OSL_ASSERT(false);
+ if (mxConfigurationController.is())
+ mxConfigurationController->removeResourceFactoryForReference(this);
+ mxConfigurationController = nullptr;
+
+ throw;
+ }
+}
+
+PresenterViewFactory::~PresenterViewFactory()
+{
+}
+
+void SAL_CALL PresenterViewFactory::disposing()
+{
+ if (mxConfigurationController.is())
+ mxConfigurationController->removeResourceFactoryForReference(this);
+ mxConfigurationController = nullptr;
+
+ if (mpResourceCache == nullptr)
+ return;
+
+ // Dispose all views in the cache.
+ for (const auto& rView : *mpResourceCache)
+ {
+ try
+ {
+ Reference<lang::XComponent> xComponent (rView.second.first, UNO_QUERY);
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+ catch (lang::DisposedException&)
+ {
+ }
+ }
+ mpResourceCache.reset();
+}
+
+//----- XViewFactory ----------------------------------------------------------
+
+Reference<XResource> SAL_CALL PresenterViewFactory::createResource (
+ const Reference<XResourceId>& rxViewId)
+{
+ ThrowIfDisposed();
+
+ Reference<XResource> xView;
+
+ if (rxViewId.is())
+ {
+ Reference<XPane> xAnchorPane (
+ mxConfigurationController->getResource(rxViewId->getAnchor()),
+ UNO_QUERY_THROW);
+ xView = GetViewFromCache(rxViewId, xAnchorPane);
+ if (xView == nullptr)
+ xView = CreateView(rxViewId, xAnchorPane);
+
+ // Activate the view.
+ PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
+ mpPresenterController->GetPaneContainer()->FindPaneId(rxViewId->getAnchor()));
+ if (pDescriptor.get() != nullptr)
+ pDescriptor->SetActivationState(true);
+ }
+
+ return xView;
+}
+
+void SAL_CALL PresenterViewFactory::releaseResource (const Reference<XResource>& rxView)
+{
+ ThrowIfDisposed();
+
+ if ( ! rxView.is())
+ return;
+
+ // Deactivate the view.
+ PresenterPaneContainer::SharedPaneDescriptor pDescriptor (
+ mpPresenterController->GetPaneContainer()->FindPaneId(
+ rxView->getResourceId()->getAnchor()));
+ if (pDescriptor.get() != nullptr)
+ pDescriptor->SetActivationState(false);
+
+ // Dispose only views that we can not put into the cache.
+ CachablePresenterView* pView = dynamic_cast<CachablePresenterView*>(rxView.get());
+ if (pView == nullptr || mpResourceCache == nullptr)
+ {
+ try
+ {
+ if (pView != nullptr)
+ pView->ReleaseView();
+ Reference<lang::XComponent> xComponent (rxView, UNO_QUERY);
+ if (xComponent.is())
+ xComponent->dispose();
+ }
+ catch (lang::DisposedException&)
+ {
+ // Do not let disposed exceptions get out. It might be interpreted
+ // as coming from the factory, which would then be removed from the
+ // drawing framework.
+ }
+ }
+ else
+ {
+ // Put cacheable views in the cache.
+ Reference<XResourceId> xViewId (rxView->getResourceId());
+ if (xViewId.is())
+ {
+ Reference<XPane> xAnchorPane (
+ mxConfigurationController->getResource(xViewId->getAnchor()),
+ UNO_QUERY_THROW);
+ (*mpResourceCache)[xViewId->getResourceURL()]
+ = ViewResourceDescriptor(Reference<XView>(rxView, UNO_QUERY), xAnchorPane);
+ pView->DeactivatePresenterView();
+ }
+ }
+}
+
+
+Reference<XResource> PresenterViewFactory::GetViewFromCache(
+ const Reference<XResourceId>& rxViewId,
+ const Reference<XPane>& rxAnchorPane) const
+{
+ if (mpResourceCache == nullptr)
+ return nullptr;
+
+ try
+ {
+ const OUString sResourceURL (rxViewId->getResourceURL());
+
+ // Can we use a view from the cache?
+ ResourceContainer::const_iterator iView (mpResourceCache->find(sResourceURL));
+ if (iView != mpResourceCache->end())
+ {
+ // The view is in the container but it can only be used if
+ // the anchor pane is the same now as it was at creation of
+ // the view.
+ if (iView->second.second == rxAnchorPane)
+ {
+ CachablePresenterView* pView
+ = dynamic_cast<CachablePresenterView*>(iView->second.first.get());
+ if (pView != nullptr)
+ pView->ActivatePresenterView();
+ return iView->second.first;
+ }
+
+ // Right view, wrong pane. Create a new view.
+ }
+ }
+ catch (RuntimeException&)
+ {
+ }
+ return nullptr;
+}
+
+Reference<XResource> PresenterViewFactory::CreateView(
+ const Reference<XResourceId>& rxViewId,
+ const Reference<XPane>& rxAnchorPane)
+{
+ Reference<XView> xView;
+
+ try
+ {
+ const OUString sResourceURL (rxViewId->getResourceURL());
+
+ if (sResourceURL == msCurrentSlidePreviewViewURL)
+ {
+ xView = CreateSlideShowView(rxViewId);
+ }
+ else if (sResourceURL == msNotesViewURL)
+ {
+ xView = CreateNotesView(rxViewId);
+ }
+ else if (sResourceURL == msNextSlidePreviewViewURL)
+ {
+ xView = CreateSlidePreviewView(rxViewId, rxAnchorPane);
+ }
+ else if (sResourceURL == msToolBarViewURL)
+ {
+ xView = CreateToolBarView(rxViewId);
+ }
+ else if (sResourceURL == msSlideSorterURL)
+ {
+ xView = CreateSlideSorterView(rxViewId);
+ }
+ else if (sResourceURL == msHelpViewURL)
+ {
+ xView = CreateHelpView(rxViewId);
+ }
+
+ // Activate it.
+ CachablePresenterView* pView = dynamic_cast<CachablePresenterView*>(xView.get());
+ if (pView != nullptr)
+ pView->ActivatePresenterView();
+ }
+ catch (RuntimeException&)
+ {
+ xView = nullptr;
+ }
+
+ return xView;
+}
+
+Reference<XView> PresenterViewFactory::CreateSlideShowView(
+ const Reference<XResourceId>& rxViewId) const
+{
+ Reference<XView> xView;
+
+ if ( ! mxConfigurationController.is())
+ return xView;
+ if ( ! mxComponentContext.is())
+ return xView;
+
+ try
+ {
+ rtl::Reference<PresenterSlideShowView> pShowView (
+ new PresenterSlideShowView(
+ mxComponentContext,
+ rxViewId,
+ Reference<frame::XController>(mxControllerWeak),
+ mpPresenterController));
+ pShowView->LateInit();
+ xView.set(pShowView.get());
+ }
+ catch (RuntimeException&)
+ {
+ xView = nullptr;
+ }
+
+ return xView;
+}
+
+Reference<XView> PresenterViewFactory::CreateSlidePreviewView(
+ const Reference<XResourceId>& rxViewId,
+ const Reference<XPane>& rxAnchorPane) const
+{
+ Reference<XView> xView;
+
+ if ( ! mxConfigurationController.is())
+ return xView;
+ if ( ! mxComponentContext.is())
+ return xView;
+
+ try
+ {
+ xView.set(
+ static_cast<XWeak*>(new NextSlidePreview(
+ mxComponentContext,
+ rxViewId,
+ rxAnchorPane,
+ mpPresenterController)),
+ UNO_QUERY_THROW);
+ }
+ catch (RuntimeException&)
+ {
+ xView = nullptr;
+ }
+
+ return xView;
+}
+
+Reference<XView> PresenterViewFactory::CreateToolBarView(
+ const Reference<XResourceId>& rxViewId) const
+{
+ return new PresenterToolBarView(
+ mxComponentContext,
+ rxViewId,
+ Reference<frame::XController>(mxControllerWeak),
+ mpPresenterController);
+}
+
+Reference<XView> PresenterViewFactory::CreateNotesView(
+ const Reference<XResourceId>& rxViewId) const
+{
+ Reference<XView> xView;
+
+ if ( ! mxConfigurationController.is())
+ return xView;
+ if ( ! mxComponentContext.is())
+ return xView;
+
+ try
+ {
+ xView.set(static_cast<XWeak*>(
+ new PresenterNotesView(
+ mxComponentContext,
+ rxViewId,
+ Reference<frame::XController>(mxControllerWeak),
+ mpPresenterController)),
+ UNO_QUERY_THROW);
+ }
+ catch (RuntimeException&)
+ {
+ xView = nullptr;
+ }
+
+ return xView;
+}
+
+Reference<XView> PresenterViewFactory::CreateSlideSorterView(
+ const Reference<XResourceId>& rxViewId) const
+{
+ Reference<XView> xView;
+
+ if ( ! mxConfigurationController.is())
+ return xView;
+ if ( ! mxComponentContext.is())
+ return xView;
+
+ try
+ {
+ rtl::Reference<PresenterSlideSorter> pView (
+ new PresenterSlideSorter(
+ mxComponentContext,
+ rxViewId,
+ Reference<frame::XController>(mxControllerWeak),
+ mpPresenterController));
+ xView = pView.get();
+ }
+ catch (RuntimeException&)
+ {
+ xView = nullptr;
+ }
+
+ return xView;
+}
+
+Reference<XView> PresenterViewFactory::CreateHelpView(
+ const Reference<XResourceId>& rxViewId) const
+{
+ return Reference<XView>(new PresenterHelpView(
+ mxComponentContext,
+ rxViewId,
+ Reference<frame::XController>(mxControllerWeak),
+ mpPresenterController));
+}
+
+void PresenterViewFactory::ThrowIfDisposed() const
+{
+ if (rBHelper.bDisposed || rBHelper.bInDispose)
+ {
+ throw lang::DisposedException (
+ "PresenterViewFactory object has already been disposed",
+ const_cast<uno::XWeak*>(static_cast<const uno::XWeak*>(this)));
+ }
+}
+
+//===== CachablePresenterView =================================================
+
+CachablePresenterView::CachablePresenterView()
+ : mbIsPresenterViewActive(true)
+{
+}
+
+void CachablePresenterView::ActivatePresenterView()
+{
+ mbIsPresenterViewActive = true;
+}
+
+void CachablePresenterView::DeactivatePresenterView()
+{
+ mbIsPresenterViewActive = false;
+}
+
+void CachablePresenterView::ReleaseView()
+{
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */