LCOV - code coverage report
Current view: top level - fpicker/source/office - asyncfilepicker.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 71 0.0 %
Date: 2014-04-14 Functions: 0 11 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : 
      21             : #include "asyncfilepicker.hxx"
      22             : #include "iodlg.hxx"
      23             : #include "svtools/fileview.hxx"
      24             : #include <tools/debug.hxx>
      25             : 
      26             : #include <boost/scoped_ptr.hpp>
      27             : 
      28             : 
      29             : namespace svt
      30             : {
      31           0 :     AsyncPickerAction::AsyncPickerAction( SvtFileDialog* _pDialog, SvtFileView* _pView, const Action _eAction )
      32             :         :m_refCount ( 0        )
      33             :         ,m_eAction  ( _eAction )
      34             :         ,m_pView    ( _pView   )
      35             :         ,m_pDialog  ( _pDialog )
      36           0 :         ,m_bRunning ( false    )
      37             :     {
      38             :         DBG_ASSERT( m_pDialog, "AsyncPickerAction::AsyncPickerAction: invalid dialog!" );
      39             :         DBG_ASSERT( m_pView, "AsyncPickerAction::AsyncPickerAction: invalid view!" );
      40           0 :     }
      41             : 
      42             : 
      43           0 :     AsyncPickerAction::~AsyncPickerAction()
      44             :     {
      45           0 :     }
      46             : 
      47             : 
      48           0 :     oslInterlockedCount SAL_CALL AsyncPickerAction::acquire()
      49             :     {
      50           0 :         return osl_atomic_increment( &m_refCount );
      51             :     }
      52             : 
      53             : 
      54           0 :     oslInterlockedCount SAL_CALL AsyncPickerAction::release()
      55             :     {
      56           0 :         if ( 0 == osl_atomic_decrement( &m_refCount ) )
      57             :         {
      58           0 :             delete this;
      59           0 :             return 0;
      60             :         }
      61           0 :         return m_refCount;
      62             :     }
      63             : 
      64             : 
      65           0 :     void AsyncPickerAction::cancel()
      66             :     {
      67             :         DBG_TESTSOLARMUTEX();
      68             :             // if this asserts, we'd need to have an own mutex per instance
      69             : 
      70             :         OSL_ENSURE( m_bRunning, "AsyncPickerAction::cancel: not running" );
      71           0 :         if ( m_pView )
      72           0 :             m_pView->CancelRunningAsyncAction();
      73           0 :     }
      74             : 
      75             : 
      76           0 :     void AsyncPickerAction::execute(
      77             :         const OUString& _rURL,
      78             :         const OUString& _rFilter,
      79             :         sal_Int32 _nMinTimeout,
      80             :         sal_Int32 _nMaxTimeout,
      81             :         const OUStringList& rBlackList )
      82             :     {
      83             :         DBG_TESTSOLARMUTEX();
      84             :             // if this asserts, we'd need to have an own mutex per instance
      85             : 
      86           0 :         sal_Int32 nMinTimeout = _nMinTimeout;
      87           0 :         sal_Int32 nMaxTimeout = _nMaxTimeout;
      88             :         // normalizations
      89           0 :         if ( nMinTimeout < 0 )
      90             :             // if negative, this is considered as "do it synchronously"
      91           0 :             nMinTimeout = 0;
      92           0 :         else if ( nMinTimeout < 1000 )
      93           0 :             nMinTimeout = 1000;
      94           0 :         if ( nMaxTimeout <= nMinTimeout )
      95           0 :             nMaxTimeout = nMinTimeout + 30000;
      96             : 
      97           0 :         boost::scoped_ptr< FileViewAsyncAction > pActionDescriptor;
      98           0 :         if ( nMinTimeout )
      99             :         {
     100           0 :             pActionDescriptor.reset( new FileViewAsyncAction );
     101           0 :             pActionDescriptor->nMinTimeout = nMinTimeout;
     102           0 :             pActionDescriptor->nMaxTimeout = nMaxTimeout;
     103           0 :             pActionDescriptor->aFinishHandler = LINK( this, AsyncPickerAction, OnActionDone );
     104             :         }
     105             : 
     106           0 :         FileViewResult eResult = eFailure;
     107           0 :         m_sURL = _rURL;
     108           0 :         switch ( m_eAction )
     109             :         {
     110             :         case ePrevLevel:
     111           0 :             eResult = m_pView->PreviousLevel( pActionDescriptor.get() );
     112           0 :             break;
     113             : 
     114             :         case eOpenURL:
     115           0 :             eResult = m_pView->Initialize( _rURL, _rFilter, pActionDescriptor.get(), rBlackList );
     116           0 :             break;
     117             : 
     118             :         case eExecuteFilter:
     119             :             // preserve the filename (FS: why?)
     120           0 :             m_sFileName = m_pDialog->getCurrentFileText();
     121             :             // execute the new filter
     122           0 :             eResult = m_pView->ExecuteFilter( _rFilter, pActionDescriptor.get() );
     123           0 :             break;
     124             : 
     125             :         default:
     126             :             OSL_FAIL( "AsyncPickerAction::execute: unknown action!" );
     127           0 :             break;
     128             :         }
     129             : 
     130           0 :         acquire();
     131           0 :         if ( ( eResult == eSuccess ) || ( eResult == eFailure ) )
     132             :         {
     133             :             // the handler is only called if the action could not be finished within
     134             :             // the given minimum time period. In case of success, we need to call it
     135             :             // explicitly
     136           0 :             OnActionDone( reinterpret_cast< void* >( eResult ) );
     137             :         }
     138           0 :         else if ( eResult == eStillRunning )
     139             :         {
     140           0 :             m_bRunning = true;
     141           0 :             m_pDialog->onAsyncOperationStarted();
     142           0 :         }
     143           0 :     }
     144             : 
     145             : 
     146           0 :     IMPL_LINK( AsyncPickerAction, OnActionDone, void*, pEmptyArg )
     147             :     {
     148             :         DBG_TESTSOLARMUTEX();
     149             :             // if this asserts, we'd need to have an own mutex per instance
     150             : 
     151           0 :         FileViewResult eResult = static_cast< FileViewResult >( reinterpret_cast< sal_IntPtr >( pEmptyArg ) );
     152             :         OSL_ENSURE( eStillRunning != eResult, "AsyncPickerAction::OnActionDone: invalid result!" );
     153             : 
     154             :         // release once (since we acquired in |execute|), but keep alive until the
     155             :         // end of the method
     156           0 :         ::rtl::Reference< AsyncPickerAction > xKeepAlive( this );
     157           0 :         release();
     158             : 
     159           0 :         m_pDialog->onAsyncOperationFinished();
     160           0 :         m_bRunning = true;
     161             : 
     162           0 :         if ( eFailure == eResult )
     163             :             // TODO: do we need some kind of cleanup here?
     164           0 :             return 0L;
     165             : 
     166           0 :         if ( eTimeout == eResult )
     167             :         {
     168           0 :             m_pDialog->displayIOException( m_sURL, ::com::sun::star::ucb::IOErrorCode_CANT_READ );
     169           0 :             return 0L;
     170             :         }
     171             : 
     172             :         OSL_ENSURE( eSuccess == eResult, "AsyncPickerAction::OnActionDone: what else valid results are there?" );
     173             : 
     174           0 :         switch ( m_eAction )
     175             :         {
     176             :         case ePrevLevel:
     177             :         case eOpenURL:
     178           0 :             m_pDialog->UpdateControls( m_pView->GetViewURL() );
     179           0 :             break;
     180             : 
     181             :         case eExecuteFilter:
     182             :             // restore the filename
     183           0 :             m_pView->SetNoSelection();
     184           0 :             m_pDialog->setCurrentFileText( m_sFileName, true );
     185             : 
     186             :             // notify listeners
     187           0 :             m_pDialog->FilterSelect();
     188           0 :             break;
     189             : 
     190             :         default:
     191             :             OSL_FAIL( "AsyncPickerAction::OnActionDone: unknown action!" );
     192           0 :             break;
     193             :         }
     194             : 
     195           0 :         return 1L;
     196             :     }
     197             : 
     198             : 
     199           0 : } // namespace svt
     200             : 
     201             : 
     202             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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