sdext/source/presenter/PresenterCurrentSlideObserver.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: PresenterCurrentSlideObserver.cxx,v $
  10  *
  11  * $Revision: 1.5 $
  12  *
  13  * This file is part of OpenOffice.org.
  14  *
  15  * OpenOffice.org is free software: you can redistribute it and/or modify
  16  * it under the terms of the GNU Lesser General Public License version 3
  17  * only, as published by the Free Software Foundation.
  18  *
  19  * OpenOffice.org is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU Lesser General Public License version 3 for more details
  23  * (a copy is included in the LICENSE file that accompanied this code).
  24  *
  25  * You should have received a copy of the GNU Lesser General Public License
  26  * version 3 along with OpenOffice.org.  If not, see
  27  * <http://www.openoffice.org/license.html>
  28  * for a copy of the LGPLv3 License.
  29  *
  30  ************************************************************************/
  31
  32 // MARKER(update_precomp.py): autogen include statement, do not remove
  33 #include "precompiled_sdext.hxx"
  34
  35 #include "PresenterCurrentSlideObserver.hxx"
  36
  37 using namespace ::com::sun::star;
  38 using namespace ::com::sun::star::uno;
  39 using ::rtl::OUString;
  40
  41 namespace sdext { namespace presenter {
  42
  43 //===== PresenterCurrentSlideObserver =========================================
  44
  45 PresenterCurrentSlideObserver::PresenterCurrentSlideObserver (
  46     const ::rtl::Reference<PresenterController>& rxPresenterController,
  47     const Reference<presentation::XSlideShowController>& rxSlideShowController)
  48     : PresenterCurrentSlideObserverInterfaceBase(m_aMutex),
  49       mpPresenterController(rxPresenterController),
  50       mxSlideShowController(rxSlideShowController)
  51 {
  52     if( mpPresenterController.is() )
  53     {
  54         mpPresenterController->addEventListener(this);
  55     }
  56
  57     if( mxSlideShowController.is() )
  58     {
  59         // Listen for events from the slide show controller.
  60         mxSlideShowController->addSlideShowListener(static_cast<XSlideShowListener*>(this));
  61     }
  62 }
  63
  64 PresenterCurrentSlideObserver::~PresenterCurrentSlideObserver (void)
  65 {
  66 }
  67
  68 void SAL_CALL PresenterCurrentSlideObserver::disposing (void)
  69 {
  70     // Disconnect form the slide show controller.
  71     if(mxSlideShowController.is())
  72     {
  73         mxSlideShowController->removeSlideShowListener(static_cast<XSlideShowListener*>(this));
  74         mxSlideShowController = NULL;
  75     }
  76 }
  77
  78 //----- XSlideShowListener ----------------------------------------------------
  79
  80 void SAL_CALL PresenterCurrentSlideObserver::beginEvent (
  81     const Reference<animations::XAnimationNode>& rNode)
  82     throw (css::uno::RuntimeException)
  83 {
  84     (void)rNode;
  85 }
  86
  87 void SAL_CALL PresenterCurrentSlideObserver::endEvent (
  88     const Reference<animations::XAnimationNode>& rNode)
  89     throw(css::uno::RuntimeException)
  90 {
  91     (void)rNode;
  92 }
  93
  94 void SAL_CALL PresenterCurrentSlideObserver::repeat (
  95     const css::uno::Reference<css::animations::XAnimationNode>& rNode,
  96     sal_Int32)
  97     throw (com::sun::star::uno::RuntimeException)
  98 {
  99     (void)rNode;
 100 }
 101
 102 void SAL_CALL PresenterCurrentSlideObserver::paused (void)
 103     throw (com::sun::star::uno::RuntimeException)
 104 {
 105 }
 106
 107 void SAL_CALL PresenterCurrentSlideObserver::resumed (void)
 108     throw (css::uno::RuntimeException)
 109 {
 110 }
 111
 112 void SAL_CALL PresenterCurrentSlideObserver::slideEnded (sal_Bool bReverse)
 113     throw (css::uno::RuntimeException)
 114 {
 115     // Determine whether the new current slide (the one after the one that
 116     // just ended) is the slide past the last slide in the presentation,
 117     // i.e. the one that says something like "click to end presentation...".
 118     if (mxSlideShowController.is() && !bReverse)
 119         if (mxSlideShowController->getNextSlideIndex() < 0)
 120             if( mpPresenterController.is() )
 121                 mpPresenterController->UpdateCurrentSlide(+1);
 122 }
 123
 124 void SAL_CALL PresenterCurrentSlideObserver::hyperLinkClicked (const rtl::OUString &)
 125     throw (css::uno::RuntimeException)
 126 {
 127 }
 128
 129 void SAL_CALL PresenterCurrentSlideObserver::slideTransitionStarted (void)
 130     throw (css::uno::RuntimeException)
 131 {
 132     if( mpPresenterController.is() )
 133         mpPresenterController->UpdateCurrentSlide(0);
 134 }
 135
 136 void SAL_CALL PresenterCurrentSlideObserver::slideTransitionEnded (void)
 137     throw (css::uno::RuntimeException)
 138 {
 139 }
 140
 141 void SAL_CALL PresenterCurrentSlideObserver::slideAnimationsEnded (void)
 142     throw (css::uno::RuntimeException)
 143 {
 144 }
 145
 146 //----- XEventListener --------------------------------------------------------
 147
 148 void SAL_CALL PresenterCurrentSlideObserver::disposing (
 149     const lang::EventObject& rEvent)
 150     throw (RuntimeException)
 151 {
 152     if (rEvent.Source == Reference<XInterface>(static_cast<XWeak*>(mpPresenterController.get())))
 153         dispose();
 154     else if (rEvent.Source == mxSlideShowController)
 155         mxSlideShowController = NULL;
 156 }
 157
 158 } } // end of namespace ::sdext::presenter