sd/source/ui/remotecontrol/Listener.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.
   4  *
   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
  10 #include <rtl/strbuf.hxx>
  11 #include <sal/log.hxx>
  12 #include <vcl/svapp.hxx>
  13
  14 #include "Communicator.hxx"
  15 #include "Listener.hxx"
  16 #include "ImagePreparer.hxx"
  17 #include "Transmitter.hxx"
  18
  19 #include <com/sun/star/presentation/XSlideShowController.hpp>
  20
  21 using namespace sd;
  22 using namespace ::com::sun::star::presentation;
  23
  24 Listener::Listener( const ::rtl::Reference<Communicator>& rCommunicator,
  25                     sd::Transmitter *aTransmitter  ):
  26       ::cppu::WeakComponentImplHelper< XSlideShowListener >( m_aMutex ),
  27       mCommunicator( rCommunicator ),
  28       pTransmitter( nullptr )
  29 {
  30     pTransmitter = aTransmitter;
  31 }
  32
  33 Listener::~Listener()
  34 {
  35 }
  36
  37 void Listener::init( const css::uno::Reference< css::presentation::XSlideShowController >& aController)
  38 {
  39     if ( aController.is() )
  40     {
  41         mController.set( aController );
  42         aController->addSlideShowListener( this );
  43
  44         sal_Int32 aSlides = aController->getSlideCount();
  45         sal_Int32 aCurrentSlide = aController->getCurrentSlideIndex();
  46         OStringBuffer aBuffer;
  47         aBuffer.append( "slideshow_started\n" )
  48                .append( OString::number( aSlides ) ).append("\n")
  49         .append( OString::number( aCurrentSlide ) ).append( "\n\n" );
  50
  51         pTransmitter->addMessage( aBuffer.makeStringAndClear(),
  52                                   Transmitter::PRIORITY_HIGH );
  53
  54         {
  55             SolarMutexGuard aGuard;
  56             /* ImagePreparer* pPreparer = */ new ImagePreparer( aController, pTransmitter );
  57         }
  58     }
  59     else
  60     {
  61         SAL_INFO( "sdremote", "Listener::init but no controller - so no preview push queued" );
  62     }
  63 }
  64
  65 //----- XAnimationListener ----------------------------------------------------
  66
  67 void SAL_CALL Listener::beginEvent(const css::uno::Reference<
  68     css::animations::XAnimationNode >& )
  69 {}
  70
  71 void SAL_CALL Listener::endEvent( const css::uno::Reference<
  72     css::animations::XAnimationNode >& )
  73 {}
  74
  75 void SAL_CALL Listener::repeat( const css::uno::Reference<
  76     css::animations::XAnimationNode >&, ::sal_Int32 )
  77 {}
  78
  79 //----- XSlideShowListener ----------------------------------------------------
  80
  81 void SAL_CALL Listener::paused()
  82 {
  83 }
  84
  85 void SAL_CALL Listener::resumed()
  86 {
  87 }
  88
  89 void SAL_CALL Listener::slideEnded (sal_Bool)
  90 {
  91 }
  92
  93 void SAL_CALL Listener::hyperLinkClicked (const OUString &)
  94 {
  95 }
  96
  97 void SAL_CALL Listener::slideTransitionStarted()
  98 {
  99     sal_Int32 aSlide = mController->getCurrentSlideIndex();
 100
 101     OStringBuffer aBuilder( "slide_updated\n" );
 102     aBuilder.append( OString::number( aSlide ) );
 103     aBuilder.append( "\n\n" );
 104
 105     if ( pTransmitter )
 106     {
 107         pTransmitter->addMessage( aBuilder.makeStringAndClear(),
 108                                Transmitter::PRIORITY_HIGH );
 109     }
 110 }
 111
 112 void SAL_CALL Listener::slideTransitionEnded()
 113 {
 114 }
 115
 116 void SAL_CALL Listener::slideAnimationsEnded()
 117 {
 118 }
 119
 120 void SAL_CALL Listener::disposing()
 121 {
 122     pTransmitter = nullptr;
 123     if ( mController.is() )
 124     {
 125         mController->removeSlideShowListener( this );
 126         mController = nullptr;
 127     }
 128     mCommunicator->informListenerDestroyed();
 129 }
 130
 131 void SAL_CALL Listener::disposing (
 132     const css::lang::EventObject&)
 133 {
 134     dispose();
 135 }
 136 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */