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| -rw-r--r-- | sdext/source/presenter/PresenterViewFactory.hxx | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/sdext/source/presenter/PresenterViewFactory.hxx b/sdext/source/presenter/PresenterViewFactory.hxx new file mode 100644 index 000000000..46b854c4b --- /dev/null +++ b/sdext/source/presenter/PresenterViewFactory.hxx @@ -0,0 +1,161 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERVIEWFACTORY_HXX +#define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERVIEWFACTORY_HXX + +#include "PresenterController.hxx" +#include <cppuhelper/compbase.hxx> +#include <cppuhelper/basemutex.hxx> +#include <com/sun/star/drawing/framework/XConfigurationController.hpp> +#include <com/sun/star/drawing/framework/XResourceFactory.hpp> +#include <com/sun/star/drawing/framework/XView.hpp> +#include <com/sun/star/uno/XComponentContext.hpp> +#include <rtl/ref.hxx> +#include <memory> + +namespace sdext::presenter { + +typedef ::cppu::WeakComponentImplHelper < + css::drawing::framework::XResourceFactory +> PresenterViewFactoryInterfaceBase; + +/** Base class for presenter views that allows the view factory to store + them in a cache and reuse deactivated views. +*/ +class CachablePresenterView +{ +public: + virtual void ActivatePresenterView(); + + /** Called when the view is put into a cache. The view must not paint + itself while being deactivated. + */ + virtual void DeactivatePresenterView(); + + /** Called before the view is disposed. This gives the view the + opportunity to trigger actions that may lead to (synchronous) + callbacks that do not result in DisposedExceptions. + */ + virtual void ReleaseView(); + +protected: + bool mbIsPresenterViewActive; + + CachablePresenterView(); + + ~CachablePresenterView() {} +}; + +/** Factory of the presenter screen specific views. The supported set of + views includes: + a life view of the current slide, + a static preview of the next slide, + the notes of the current slide, + a tool bar +*/ +class PresenterViewFactory + : public ::cppu::BaseMutex, + public PresenterViewFactoryInterfaceBase +{ +public: + static const OUString msCurrentSlidePreviewViewURL; + static const OUString msNextSlidePreviewViewURL; + static const OUString msNotesViewURL; + static const OUString msToolBarViewURL; + static const OUString msSlideSorterURL; + static const OUString msHelpViewURL; + + /** Create a new instance of this class and register it as resource + factory in the drawing framework of the given controller. + This registration keeps it alive. When the drawing framework is + shut down and releases its reference to the factory then the factory + is destroyed. + */ + static css::uno::Reference<css::drawing::framework::XResourceFactory> Create ( + const css::uno::Reference<css::uno::XComponentContext>& rxContext, + const css::uno::Reference<css::frame::XController>& rxController, + const ::rtl::Reference<PresenterController>& rpPresenterController); + virtual ~PresenterViewFactory() override; + + virtual void SAL_CALL disposing() override; + + // XResourceFactory + + virtual css::uno::Reference<css::drawing::framework::XResource> + SAL_CALL createResource ( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) override; + + virtual void SAL_CALL + releaseResource ( + const css::uno::Reference<css::drawing::framework::XResource>& rxPane) override; + +private: + css::uno::Reference<css::uno::XComponentContext> mxComponentContext; + css::uno::Reference<css::drawing::framework::XConfigurationController> + mxConfigurationController; + css::uno::WeakReference<css::frame::XController> mxControllerWeak; + ::rtl::Reference<PresenterController> mpPresenterController; + typedef ::std::pair<css::uno::Reference<css::drawing::framework::XView>, + css::uno::Reference<css::drawing::framework::XPane> > ViewResourceDescriptor; + typedef ::std::map<OUString, ViewResourceDescriptor> ResourceContainer; + std::unique_ptr<ResourceContainer> mpResourceCache; + + PresenterViewFactory ( + const css::uno::Reference<css::uno::XComponentContext>& rxContext, + const css::uno::Reference<css::frame::XController>& rxController, + const ::rtl::Reference<PresenterController>& rpPresenterController); + + void Register (const css::uno::Reference<css::frame::XController>& rxController); + + css::uno::Reference<css::drawing::framework::XView> CreateSlideShowView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const; + + css::uno::Reference<css::drawing::framework::XView> CreateSlidePreviewView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId, + const css::uno::Reference<css::drawing::framework::XPane>& rxPane) const; + + css::uno::Reference<css::drawing::framework::XView> CreateToolBarView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const; + + css::uno::Reference<css::drawing::framework::XView> CreateNotesView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const; + + css::uno::Reference<css::drawing::framework::XView> CreateSlideSorterView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const; + + css::uno::Reference<css::drawing::framework::XView> CreateHelpView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId) const; + + css::uno::Reference<css::drawing::framework::XResource> GetViewFromCache ( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId, + const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane) const; + css::uno::Reference<css::drawing::framework::XResource> CreateView( + const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId, + const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane); + + /// @throws css::lang::DisposedException + void ThrowIfDisposed() const; +}; + +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |