fpicker/source/unx/kde_unx/UnxCommandThread.hxx

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   9  *  The Contents of this file are made available subject to the terms of
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  12  *         - GNU Lesser General Public License Version 2.1
  13  *         - Sun Industry Standards Source License Version 1.1
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  15  *  Sun Microsystems Inc., October, 2000
  16  *
  17  *  GNU Lesser General Public License Version 2.1
  18  *  =============================================
  19  *  Copyright 2000 by Sun Microsystems, Inc.
  20  *  901 San Antonio Road, Palo Alto, CA 94303, USA
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  22  *  This library is free software; you can redistribute it and/or
  23  *  modify it under the terms of the GNU Lesser General Public
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  37  *  Sun Industry Standards Source License Version 1.1
  38  *  =================================================
  39  *  The contents of this file are subject to the Sun Industry Standards
  40  *  Source License Version 1.1 (the "License"); You may not use this file
  41  *  except in compliance with the License. You may obtain a copy of the
  42  *  License at http://www.openoffice.org/license.html.
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  51  *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
  52  *
  53  *  Copyright: 2000 by Sun Microsystems, Inc.
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  55  *  All Rights Reserved.
  56  *
  57  *  Contributor(s): Jan Holesovsky <kendy@openoffice.org>
  58  *
  59  *
  60  ************************************************************************/
  61
  62 #ifndef _UNXCOMMANDTHREAD_HXX_
  63 #define _UNXCOMMANDTHREAD_HXX_
  64
  65 #ifndef _COM_SUN_STAR_UNO_ANY_HXX_
  66 #include <com/sun/star/uno/Any.hxx>
  67 #endif
  68
  69 #ifndef _COM_SUN_STAR_UNO_SEQUENCE_HXX_
  70 #include <com/sun/star/uno/Sequence.hxx>
  71 #endif
  72
  73 #ifndef _OSL_CONDITN_HXX_
  74 #include <osl/conditn.hxx>
  75 #endif
  76
  77 #ifndef _OSL_MUTEX_HXX_
  78 #include <osl/mutex.hxx>
  79 #endif
  80
  81 #ifndef _OSL_THREAD_HXX_
  82 #include <osl/thread.hxx>
  83 #endif
  84
  85 #ifndef _RTL_USTRBUF_HXX_
  86 #include <rtl/ustring.hxx>
  87 #endif
  88
  89 #include <vcl/svapp.hxx>
  90
  91 #include <list>
  92
  93 class UnxFilePickerNotifyThread;
  94
  95 /** Synchronization for the 'thread-less' version of the fpicker.
  96
  97     Something like osl::Condition, but calls Application::Yield() while in
  98     wait().
  99 */
 100 class YieldingCondition
 101 {
 102     ::osl::Mutex m_aMutex;
 103     bool m_bValue;
 104
 105     bool get()
 106     {
 107         ::osl::MutexGuard aGuard( m_aMutex );
 108         return m_bValue;
 109     }
 110
 111 public:
 112     YieldingCondition() { reset(); }
 113
 114     void reset()
 115     {
 116         ::osl::MutexGuard aGuard( m_aMutex );
 117         m_bValue = false;
 118     }
 119
 120     void set()
 121     {
 122         ::osl::MutexGuard aGuard( m_aMutex );
 123         m_bValue = true;
 124     }
 125
 126     void wait()
 127     {
 128         while ( !get() )
 129             Application::Yield();
 130     }
 131 };
 132
 133 class UnxFilePickerCommandThread : public ::osl::Thread
 134 {
 135 protected:
 136     UnxFilePickerNotifyThread  *m_pNotifyThread;
 137     int                         m_nReadFD;
 138
 139     ::osl::Mutex                m_aMutex;
 140
 141     YieldingCondition           m_aExecCondition;
 142     sal_Bool                    m_aResult;
 143
 144     ::osl::Condition            m_aGetCurrentFilterCondition;
 145     ::rtl::OUString             m_aGetCurrentFilter;
 146
 147     ::osl::Condition            m_aGetDirectoryCondition;
 148     ::rtl::OUString             m_aGetDirectory;
 149
 150     ::osl::Condition            m_aGetFilesCondition;
 151     ::std::list< ::rtl::OUString > m_aGetFiles;
 152
 153     ::osl::Condition            m_aGetValueCondition;
 154     ::com::sun::star::uno::Any  m_aGetValue;
 155
 156 public:
 157     UnxFilePickerCommandThread( UnxFilePickerNotifyThread *pNotifyThread, int nReadFD );
 158     ~UnxFilePickerCommandThread();
 159
 160     YieldingCondition& SAL_CALL execCondition() { return m_aExecCondition; }
 161     sal_Bool SAL_CALL           result();
 162
 163     ::osl::Condition& SAL_CALL  getCurrentFilterCondition() { return m_aGetCurrentFilterCondition; }
 164     ::rtl::OUString SAL_CALL    getCurrentFilter();
 165
 166     ::osl::Condition& SAL_CALL  getDirectoryCondition() { return m_aGetDirectoryCondition; }
 167     ::rtl::OUString SAL_CALL    getDirectory();
 168
 169     ::osl::Condition& SAL_CALL  getFilesCondition() { return m_aGetFilesCondition; }
 170     ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getFiles();
 171
 172     ::osl::Condition& SAL_CALL  getValueCondition() { return m_aGetValueCondition; }
 173     ::com::sun::star::uno::Any SAL_CALL getValue();
 174
 175 protected:
 176     virtual void SAL_CALL       run();
 177
 178     virtual void SAL_CALL       handleCommand( const ::rtl::OUString &rCommand/*, sal_Bool &rQuit*/ );
 179     ::std::list< ::rtl::OUString > SAL_CALL tokenize( const ::rtl::OUString &rCommand );
 180 };
 181
 182 #endif // _UNXCOMMANDTHREAD_HXX_