sd/source/ui/framework/factories/PresentationFactory.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <framework/PresentationFactory.hxx>
  21
  22 #include <DrawController.hxx>
  23 #include <com/sun/star/drawing/framework/XControllerManager.hpp>
  24 #include <com/sun/star/drawing/framework/XView.hpp>
  25 #include <comphelper/servicehelper.hxx>
  26 #include <comphelper/compbase.hxx>
  27 #include <comphelper/diagnose_ex.hxx>
  28 #include <slideshow.hxx>
  29
  30 namespace com::sun::star::uno { class XComponentContext; }
  31
  32 using namespace ::com::sun::star;
  33 using namespace ::com::sun::star::uno;
  34 using namespace ::com::sun::star::lang;
  35 using namespace ::com::sun::star::drawing::framework;
  36
  37
  38 namespace sd::framework {
  39
  40 namespace {
  41
  42 typedef comphelper::WeakComponentImplHelper<XView> PresentationViewInterfaceBase;
  43
  44 /** The PresentationView is not an actual view, it is a marker whose
  45     existence in a configuration indicates that a slideshow is running
  46     (in another application window).
  47 */
  48 class PresentationView
  49     : public PresentationViewInterfaceBase
  50 {
  51 public:
  52     explicit PresentationView (const Reference<XResourceId>& rxViewId)
  53         : mxResourceId(rxViewId) {};
  54
  55     // XView
  56
  57     virtual Reference<XResourceId> SAL_CALL getResourceId() override
  58     { return mxResourceId; };
  59
  60     virtual sal_Bool SAL_CALL isAnchorOnly() override
  61     { return false; }
  62
  63 private:
  64     Reference<XResourceId> mxResourceId;
  65 };
  66
  67 } // end of anonymous namespace.
  68
  69 //===== PresentationFactory ===================================================
  70
  71 constexpr OUString gsPresentationViewURL = u"private:resource/view/Presentation"_ustr;
  72
  73 PresentationFactory::PresentationFactory (
  74     const rtl::Reference<::sd::DrawController>& rxController)
  75     : mxController(rxController)
  76 {
  77 }
  78
  79 PresentationFactory::~PresentationFactory()
  80 {
  81 }
  82
  83 //----- XViewFactory ----------------------------------------------------------
  84
  85 Reference<XResource> SAL_CALL PresentationFactory::createResource (
  86     const Reference<XResourceId>& rxViewId)
  87 {
  88     ThrowIfDisposed();
  89
  90     if (rxViewId.is())
  91         if ( ! rxViewId->hasAnchor() && rxViewId->getResourceURL() == gsPresentationViewURL)
  92             return new PresentationView(rxViewId);
  93
  94     return Reference<XResource>();
  95 }
  96
  97 void SAL_CALL PresentationFactory::releaseResource (
  98     const Reference<XResource>&)
  99 {
 100     ThrowIfDisposed();
 101
 102     if (mxController)
 103     {
 104         ViewShellBase* pBase = mxController->GetViewShellBase();
 105         if (pBase != nullptr)
 106             SlideShow::Stop( *pBase );
 107     }
 108 }
 109
 110 //===== XConfigurationChangeListener ==========================================
 111
 112 void SAL_CALL PresentationFactory::notifyConfigurationChange (
 113     const ConfigurationChangeEvent&)
 114 {}
 115
 116 //===== lang::XEventListener ==================================================
 117
 118 void SAL_CALL PresentationFactory::disposing (
 119     const lang::EventObject&)
 120 {}
 121
 122 void PresentationFactory::ThrowIfDisposed() const
 123 {
 124     if (m_bDisposed)
 125     {
 126         throw lang::DisposedException (u"PresentationFactory object has already been disposed"_ustr,
 127             const_cast<uno::XWeak*>(static_cast<const uno::XWeak*>(this)));
 128     }
 129 }
 130
 131 void PresentationFactory::install(const rtl::Reference<::sd::DrawController>& rxController)
 132 {
 133     try
 134     {
 135         Reference<XConfigurationController> xCC (rxController->getConfigurationController());
 136         if (xCC.is())
 137             xCC->addResourceFactory(
 138                 gsPresentationViewURL,
 139                 new PresentationFactory(rxController));
 140     }
 141     catch (RuntimeException&)
 142     {
 143         DBG_UNHANDLED_EXCEPTION("sd");
 144     }
 145 }
 146
 147 } // end of namespace sd::framework
 148
 149
 150 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */