svtools/source/hatchwindow/documentcloser.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  * 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 <com/sun/star/util/XCloseBroadcaster.hpp>
  21 #include <com/sun/star/util/XCloseable.hpp>
  22 #include <com/sun/star/lang/DisposedException.hpp>
  23 #include <com/sun/star/lang/IllegalArgumentException.hpp>
  24 #include <com/sun/star/frame/DoubleInitializationException.hpp>
  25 #include <com/sun/star/awt/XVclWindowPeer.hpp>
  26 #include <comphelper/processfactory.hxx>
  27 #include <osl/mutex.hxx>
  28 #include <vcl/svapp.hxx>
  29 #include <vcl/dialog.hxx>
  30 #include <tools/link.hxx>
  31 #include <toolkit/helper/vclunohelper.hxx>
  32
  33 #include "documentcloser.hxx"
  34
  35 using namespace ::com::sun::star;
  36
  37
  38 // ====================================================================
  39 // MainThreadFrameCloserRequest
  40 // ====================================================================
  41
  42 class MainThreadFrameCloserRequest
  43 {
  44     uno::Reference< frame::XFrame > m_xFrame;
  45
  46     public:
  47         MainThreadFrameCloserRequest( const uno::Reference< frame::XFrame >& xFrame )
  48         : m_xFrame( xFrame )
  49         {}
  50
  51         DECL_STATIC_LINK( MainThreadFrameCloserRequest, worker, MainThreadFrameCloserRequest* );
  52
  53         static void Start( MainThreadFrameCloserRequest* pRequest );
  54 };
  55
  56 // --------------------------------------------------------
  57 void MainThreadFrameCloserRequest::Start( MainThreadFrameCloserRequest* pMTRequest )
  58 {
  59     if ( pMTRequest )
  60     {
  61         if ( Application::GetMainThreadIdentifier() == osl_getThreadIdentifier( NULL ) )
  62         {
  63             // this is the main thread
  64             worker( NULL, pMTRequest );
  65         }
  66         else
  67             Application::PostUserEvent( STATIC_LINK( NULL, MainThreadFrameCloserRequest, worker ), pMTRequest );
  68     }
  69 }
  70
  71 // --------------------------------------------------------
  72 IMPL_STATIC_LINK( MainThreadFrameCloserRequest, worker, MainThreadFrameCloserRequest*, pMTRequest )
  73 {
  74     (void) pThis; // unused
  75     if ( pMTRequest )
  76     {
  77         if ( pMTRequest->m_xFrame.is() )
  78         {
  79             // this is the main thread, the solar mutex must be locked
  80             SolarMutexGuard aGuard;
  81
  82             try
  83             {
  84                 uno::Reference< awt::XWindow > xWindow = pMTRequest->m_xFrame->getContainerWindow();
  85                 uno::Reference< awt::XVclWindowPeer > xWinPeer( xWindow, uno::UNO_QUERY_THROW );
  86
  87                 xWindow->setVisible( sal_False );
  88
  89                 // reparent the window
  90                 xWinPeer->setProperty( OUString( "PluginParent" ),
  91                                         uno::makeAny( (sal_Int64) 0 ) );
  92
  93                 Window* pWindow = VCLUnoHelper::GetWindow( xWindow );
  94                 if ( pWindow )
  95                     Dialog::EndAllDialogs( pWindow );
  96             }
  97             catch( uno::Exception& )
  98             {
  99                 // ignore all the errors
 100             }
 101
 102             try
 103             {
 104                 uno::Reference< util::XCloseable > xCloseable( pMTRequest->m_xFrame, uno::UNO_QUERY_THROW );
 105                 xCloseable->close( sal_True );
 106             }
 107             catch( uno::Exception& )
 108             {
 109                 // ignore all the errors
 110             }
 111         }
 112
 113         delete pMTRequest;
 114     }
 115
 116     return 0;
 117 }
 118
 119
 120 // ====================================================================
 121 // ODocumentCloser
 122 // ====================================================================
 123
 124 // --------------------------------------------------------
 125 ODocumentCloser::ODocumentCloser( const uno::Reference< uno::XComponentContext >& xContext )
 126 : m_xContext( xContext )
 127 , m_pListenersContainer( NULL )
 128 , m_bDisposed( sal_False )
 129 , m_bInitialized( sal_False )
 130 {
 131 }
 132
 133 // --------------------------------------------------------
 134 ODocumentCloser::~ODocumentCloser()
 135 {
 136     if ( m_pListenersContainer )
 137     {
 138         delete m_pListenersContainer;
 139         m_pListenersContainer = NULL;
 140     }
 141 }
 142
 143 // XComponent
 144 // --------------------------------------------------------
 145 void SAL_CALL ODocumentCloser::dispose()
 146     throw (uno::RuntimeException)
 147 {
 148     ::osl::MutexGuard aGuard( m_aMutex );
 149
 150     if ( m_bDisposed )
 151         throw lang::DisposedException();
 152
 153        lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >(this) );
 154     if ( m_pListenersContainer )
 155         m_pListenersContainer->disposeAndClear( aSource );
 156
 157     // TODO: trigger a main thread execution to close the frame
 158     if ( m_xFrame.is() )
 159     {
 160         // the created object will be deleted after thread execution
 161         MainThreadFrameCloserRequest* pCloser = new MainThreadFrameCloserRequest( m_xFrame );
 162         MainThreadFrameCloserRequest::Start( pCloser );
 163     }
 164
 165     m_bDisposed = sal_True;
 166 }
 167
 168 // --------------------------------------------------------
 169 void SAL_CALL ODocumentCloser::addEventListener( const uno::Reference< lang::XEventListener >& xListener )
 170     throw (uno::RuntimeException)
 171 {
 172     ::osl::MutexGuard aGuard( m_aMutex );
 173     if ( m_bDisposed )
 174         throw lang::DisposedException(); // TODO
 175
 176     if ( !m_pListenersContainer )
 177         m_pListenersContainer = new ::cppu::OInterfaceContainerHelper( m_aMutex );
 178
 179     m_pListenersContainer->addInterface( xListener );
 180 }
 181
 182 // --------------------------------------------------------
 183 void SAL_CALL ODocumentCloser::removeEventListener( const uno::Reference< lang::XEventListener >& xListener )
 184     throw (uno::RuntimeException)
 185 {
 186     ::osl::MutexGuard aGuard( m_aMutex );
 187     if ( m_pListenersContainer )
 188         m_pListenersContainer->removeInterface( xListener );
 189 }
 190
 191 // XInitialization
 192 // --------------------------------------------------------
 193 void SAL_CALL ODocumentCloser::initialize( const uno::Sequence< uno::Any >& aArguments )
 194     throw (uno::Exception, uno::RuntimeException)
 195 {
 196     ::osl::MutexGuard aGuard( m_aMutex );
 197     if ( m_bInitialized )
 198         throw frame::DoubleInitializationException();
 199
 200     if ( m_bDisposed )
 201         throw lang::DisposedException(); // TODO
 202
 203     if ( !m_refCount )
 204         throw uno::RuntimeException(); // the object must be refcounted already!
 205
 206     sal_Int32 nLen = aArguments.getLength();
 207     if ( nLen != 1 )
 208         throw lang::IllegalArgumentException(
 209                         OUString("Wrong count of parameters!" ),
 210                         uno::Reference< uno::XInterface >(),
 211                         0 );
 212
 213     if ( !( aArguments[0] >>= m_xFrame ) || !m_xFrame.is() )
 214         throw lang::IllegalArgumentException(
 215                 OUString("Nonempty reference is expected as the first argument!" ),
 216                 uno::Reference< uno::XInterface >(),
 217                 0 );
 218
 219     m_bInitialized = sal_True;
 220 }
 221
 222
 223 // XServiceInfo
 224 // --------------------------------------------------------
 225 OUString SAL_CALL ODocumentCloser::getImplementationName(  )
 226     throw (uno::RuntimeException)
 227 {
 228     return impl_staticGetImplementationName();
 229 }
 230
 231 // --------------------------------------------------------
 232 ::sal_Bool SAL_CALL ODocumentCloser::supportsService( const OUString& ServiceName )
 233     throw (uno::RuntimeException)
 234 {
 235     uno::Sequence< OUString > aSeq = impl_staticGetSupportedServiceNames();
 236
 237     for ( sal_Int32 nInd = 0; nInd < aSeq.getLength(); nInd++ )
 238         if ( ServiceName == aSeq[nInd] )
 239             return sal_True;
 240
 241     return sal_False;
 242 }
 243
 244 // --------------------------------------------------------
 245 uno::Sequence< OUString > SAL_CALL ODocumentCloser::getSupportedServiceNames()
 246     throw (uno::RuntimeException)
 247 {
 248     return impl_staticGetSupportedServiceNames();
 249 }
 250
 251 // Static methods
 252 // --------------------------------------------------------
 253 uno::Sequence< OUString > SAL_CALL ODocumentCloser::impl_staticGetSupportedServiceNames()
 254 {
 255     const OUString aServiceName( "com.sun.star.embed.DocumentCloser" );
 256     return uno::Sequence< OUString >( &aServiceName, 1 );
 257 }
 258
 259 // --------------------------------------------------------
 260 OUString SAL_CALL ODocumentCloser::impl_staticGetImplementationName()
 261 {
 262     return OUString( "com.sun.star.comp.embed.DocumentCloser" );
 263 }
 264
 265 // --------------------------------------------------------
 266 uno::Reference< uno::XInterface > SAL_CALL ODocumentCloser::impl_staticCreateSelfInstance(
 267                                 const uno::Reference< lang::XMultiServiceFactory >& xServiceManager )
 268 {
 269     uno::Reference< uno::XComponentContext > xContext(
 270         comphelper::getComponentContext( xServiceManager ) );
 271     return static_cast< cppu::OWeakObject * >( new ODocumentCloser( xContext ) );
 272 }
 273
 274 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */