embeddedobj/source/general/intercept.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/embed/EmbedStates.hpp>
  21 #include <comphelper/multiinterfacecontainer3.hxx>
  22
  23 #include <intercept.hxx>
  24 #include <docholder.hxx>
  25 #include <commonembobj.hxx>
  26
  27 using namespace ::com::sun::star;
  28
  29 constexpr OUStringLiteral IU0 = u".uno:Save";
  30 constexpr OUStringLiteral IU1 = u".uno:SaveAll";
  31 constexpr OUStringLiteral IU2 = u".uno:CloseDoc";
  32 constexpr OUStringLiteral IU3 = u".uno:CloseWin";
  33 constexpr OUStringLiteral IU4 = u".uno:CloseFrame";
  34 constexpr OUStringLiteral IU5 = u".uno:SaveAs";
  35 const uno::Sequence< OUString > Interceptor::m_aInterceptedURL{ IU0, IU1, IU2, IU3, IU4, IU5 };
  36
  37 class StatusChangeListenerContainer
  38     : public comphelper::OMultiTypeInterfaceContainerHelperVar3<frame::XStatusListener, OUString>
  39 {
  40 public:
  41     explicit StatusChangeListenerContainer(osl::Mutex& aMutex)
  42         :  comphelper::OMultiTypeInterfaceContainerHelperVar3<frame::XStatusListener, OUString>(aMutex)
  43     {
  44     }
  45 };
  46
  47 void Interceptor::DisconnectDocHolder()
  48 {
  49     osl::MutexGuard aGuard( m_aMutex );
  50     m_pDocHolder = nullptr;
  51 }
  52
  53 Interceptor::Interceptor( DocumentHolder* pDocHolder )
  54     : m_pDocHolder( pDocHolder )
  55 {
  56 }
  57
  58 Interceptor::~Interceptor()
  59 {
  60 }
  61
  62 //XDispatch
  63 void SAL_CALL
  64 Interceptor::dispatch(
  65     const util::URL& URL,
  66     const uno::Sequence<
  67     beans::PropertyValue >& Arguments )
  68 {
  69     osl::MutexGuard aGuard(m_aMutex);
  70     if( !m_pDocHolder )
  71         return;
  72
  73     if(URL.Complete == m_aInterceptedURL[0])
  74         m_pDocHolder->GetEmbedObject()->SaveObject_Impl();
  75     else if(URL.Complete == m_aInterceptedURL[2] ||
  76             URL.Complete == m_aInterceptedURL[3] ||
  77             URL.Complete == m_aInterceptedURL[4])
  78     {
  79         try {
  80             m_pDocHolder->GetEmbedObject()->changeState( embed::EmbedStates::RUNNING );
  81         }
  82         catch( const uno::Exception& )
  83         {
  84         }
  85     }
  86     else if ( URL.Complete == m_aInterceptedURL[5] )
  87     {
  88         uno::Sequence< beans::PropertyValue > aNewArgs = Arguments;
  89         sal_Int32 nInd = 0;
  90
  91         while( nInd < aNewArgs.getLength() )
  92         {
  93             if ( aNewArgs[nInd].Name == "SaveTo" )
  94             {
  95                 aNewArgs.getArray()[nInd].Value <<= true;
  96                 break;
  97             }
  98             nInd++;
  99         }
 100
 101         if ( nInd == aNewArgs.getLength() )
 102         {
 103             aNewArgs.realloc( nInd + 1 );
 104             auto pNewArgs = aNewArgs.getArray();
 105             pNewArgs[nInd].Name = "SaveTo";
 106             pNewArgs[nInd].Value <<= true;
 107         }
 108
 109         uno::Reference< frame::XDispatch > xDispatch = m_xSlaveDispatchProvider->queryDispatch(
 110             URL, "_self", 0 );
 111         if ( xDispatch.is() )
 112             xDispatch->dispatch( URL, aNewArgs );
 113     }
 114 }
 115
 116 void SAL_CALL
 117 Interceptor::addStatusListener(
 118     const uno::Reference<
 119     frame::XStatusListener >& Control,
 120     const util::URL& URL )
 121 {
 122     if(!Control.is())
 123         return;
 124
 125     if(URL.Complete == m_aInterceptedURL[0])
 126     {   // Save
 127         frame::FeatureStateEvent aStateEvent;
 128         aStateEvent.FeatureURL.Complete = m_aInterceptedURL[0];
 129         aStateEvent.FeatureDescriptor = "Update";
 130         aStateEvent.IsEnabled = true;
 131         aStateEvent.Requery = false;
 132         aStateEvent.State <<= "($1) " + m_pDocHolder->GetTitle();
 133         Control->statusChanged(aStateEvent);
 134
 135         {
 136             osl::MutexGuard aGuard(m_aMutex);
 137             if(!m_pStatCL)
 138                 m_pStatCL.reset(new StatusChangeListenerContainer(m_aMutex));
 139         }
 140
 141         m_pStatCL->addInterface(URL.Complete,Control);
 142         return;
 143     }
 144
 145     sal_Int32 i = 2;
 146     if(URL.Complete == m_aInterceptedURL[i] ||
 147        URL.Complete == m_aInterceptedURL[++i] ||
 148        URL.Complete == m_aInterceptedURL[++i] )
 149     {   // Close and return
 150         frame::FeatureStateEvent aStateEvent;
 151         aStateEvent.FeatureURL.Complete = m_aInterceptedURL[i];
 152         aStateEvent.FeatureDescriptor = "Close and Return";
 153         aStateEvent.IsEnabled = true;
 154         aStateEvent.Requery = false;
 155         aStateEvent.State <<= "($2)" + m_pDocHolder->GetContainerName();
 156         Control->statusChanged(aStateEvent);
 157
 158
 159         {
 160             osl::MutexGuard aGuard(m_aMutex);
 161             if(!m_pStatCL)
 162                 m_pStatCL.reset(new StatusChangeListenerContainer(m_aMutex));
 163         }
 164
 165         m_pStatCL->addInterface(URL.Complete,Control);
 166         return;
 167     }
 168
 169     if(URL.Complete != m_aInterceptedURL[5])
 170         return;
 171
 172 // SaveAs
 173     frame::FeatureStateEvent aStateEvent;
 174     aStateEvent.FeatureURL.Complete = m_aInterceptedURL[5];
 175     aStateEvent.FeatureDescriptor = "SaveCopyTo";
 176     aStateEvent.IsEnabled = true;
 177     aStateEvent.Requery = false;
 178     aStateEvent.State <<= OUString("($3)");
 179     Control->statusChanged(aStateEvent);
 180
 181     {
 182         osl::MutexGuard aGuard(m_aMutex);
 183         if(!m_pStatCL)
 184             m_pStatCL.reset(new StatusChangeListenerContainer(m_aMutex));
 185     }
 186
 187     m_pStatCL->addInterface(URL.Complete,Control);
 188     return;
 189
 190 }
 191
 192
 193 void SAL_CALL
 194 Interceptor::removeStatusListener(
 195     const uno::Reference<
 196     frame::XStatusListener >& Control,
 197     const util::URL& URL )
 198 {
 199     if(!(Control.is() && m_pStatCL))
 200         return;
 201     else {
 202         m_pStatCL->removeInterface(URL.Complete,Control);
 203         return;
 204     }
 205 }
 206
 207
 208 //XInterceptorInfo
 209 uno::Sequence< OUString >
 210 SAL_CALL
 211 Interceptor::getInterceptedURLs(  )
 212 {
 213     // now implemented as update
 214
 215     return m_aInterceptedURL;
 216 }
 217
 218
 219 // XDispatchProvider
 220
 221 uno::Reference< frame::XDispatch > SAL_CALL
 222 Interceptor::queryDispatch(
 223     const util::URL& URL,
 224     const OUString& TargetFrameName,
 225     sal_Int32 SearchFlags )
 226 {
 227     osl::MutexGuard aGuard(m_aMutex);
 228     if(URL.Complete == m_aInterceptedURL[0])
 229         return static_cast<frame::XDispatch*>(this);
 230     else if(URL.Complete == m_aInterceptedURL[1])
 231         return nullptr   ;
 232     else if(URL.Complete == m_aInterceptedURL[2])
 233         return static_cast<frame::XDispatch*>(this);
 234     else if(URL.Complete == m_aInterceptedURL[3])
 235         return static_cast<frame::XDispatch*>(this);
 236     else if(URL.Complete == m_aInterceptedURL[4])
 237         return static_cast<frame::XDispatch*>(this);
 238     else if(URL.Complete == m_aInterceptedURL[5])
 239         return static_cast<frame::XDispatch*>(this);
 240     else {
 241         if(m_xSlaveDispatchProvider.is())
 242             return m_xSlaveDispatchProvider->queryDispatch(
 243                 URL,TargetFrameName,SearchFlags);
 244         else
 245             return uno::Reference<frame::XDispatch>(nullptr);
 246     }
 247 }
 248
 249 uno::Sequence< uno::Reference< frame::XDispatch > > SAL_CALL
 250 Interceptor::queryDispatches(
 251     const uno::Sequence<frame::DispatchDescriptor >& Requests )
 252 {
 253     osl::MutexGuard aGuard(m_aMutex);
 254     typedef uno::Sequence<uno::Reference<frame::XDispatch>> DispatchSeq;
 255     DispatchSeq aRet = m_xSlaveDispatchProvider.is()
 256         ? m_xSlaveDispatchProvider->queryDispatches(Requests)
 257         : DispatchSeq(Requests.getLength());
 258
 259     auto aRetRange = asNonConstRange(aRet);
 260     for(sal_Int32 i = 0; i < Requests.getLength(); ++i)
 261         if(m_aInterceptedURL[0] == Requests[i].FeatureURL.Complete)
 262             aRetRange[i] = static_cast<frame::XDispatch*>(this);
 263         else if(m_aInterceptedURL[1] == Requests[i].FeatureURL.Complete)
 264             aRetRange[i] = nullptr;
 265         else if(m_aInterceptedURL[2] == Requests[i].FeatureURL.Complete)
 266             aRetRange[i] = static_cast<frame::XDispatch*>(this);
 267         else if(m_aInterceptedURL[3] == Requests[i].FeatureURL.Complete)
 268             aRetRange[i] = static_cast<frame::XDispatch*>(this);
 269         else if(m_aInterceptedURL[4] == Requests[i].FeatureURL.Complete)
 270             aRetRange[i] = static_cast<frame::XDispatch*>(this);
 271         else if(m_aInterceptedURL[5] == Requests[i].FeatureURL.Complete)
 272             aRetRange[i] = static_cast<frame::XDispatch*>(this);
 273
 274     return aRet;
 275 }
 276
 277
 278 //XDispatchProviderInterceptor
 279
 280 uno::Reference< frame::XDispatchProvider > SAL_CALL
 281 Interceptor::getSlaveDispatchProvider(  )
 282 {
 283     osl::MutexGuard aGuard(m_aMutex);
 284     return m_xSlaveDispatchProvider;
 285 }
 286
 287 void SAL_CALL
 288 Interceptor::setSlaveDispatchProvider(
 289     const uno::Reference< frame::XDispatchProvider >& NewDispatchProvider )
 290 {
 291     osl::MutexGuard aGuard(m_aMutex);
 292     m_xSlaveDispatchProvider = NewDispatchProvider;
 293 }
 294
 295
 296 uno::Reference< frame::XDispatchProvider > SAL_CALL
 297 Interceptor::getMasterDispatchProvider(  )
 298 {
 299     osl::MutexGuard aGuard(m_aMutex);
 300     return m_xMasterDispatchProvider;
 301 }
 302
 303
 304 void SAL_CALL
 305 Interceptor::setMasterDispatchProvider(
 306     const uno::Reference< frame::XDispatchProvider >& NewSupplier )
 307 {
 308     osl::MutexGuard aGuard(m_aMutex);
 309     m_xMasterDispatchProvider = NewSupplier;
 310 }
 311
 312 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */