sot/source/base/object.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 <sot/object.hxx>
  21 #include <sot/factory.hxx>
  22
  23 /************** class SotObject ******************************************/
  24 class SotObjectFactory : public SotFactory
  25 {
  26 public:
  27          TYPEINFO();
  28         SotObjectFactory( const SvGlobalName & rName,
  29                           const OUString & rClassName,
  30                           CreateInstanceType pCreateFuncP )
  31             : SotFactory( rName, rClassName, pCreateFuncP )
  32         {}
  33 };
  34 TYPEINIT1(SotObjectFactory,SotFactory);
  35
  36
  37 SO2_IMPL_BASIC_CLASS_DLL(SotObject,SotObjectFactory,
  38                     SvGlobalName( 0xf44b7830, 0xf83c, 0x11d0,
  39                             0xaa, 0xa1, 0x0, 0xa0, 0x24, 0x9d, 0x55, 0x90 ) )
  40
  41 /*************************************************************************
  42 |*    SotObject::SotObject()
  43 |*
  44 |*    Beschreibung
  45 *************************************************************************/
  46 SotObject::SotObject()
  47     : nOwnerLockCount( 0 )
  48     , bOwner      ( true )
  49     , bSVObject   ( false )
  50     , bInClose    ( false )
  51 {
  52     SotFactory::IncSvObjectCount( this );
  53 }
  54
  55 /*************************************************************************
  56 |*
  57 |*    SotObject::~SotObject()
  58 |*
  59 *************************************************************************/
  60 SotObject::~SotObject()
  61 {
  62     SotFactory::DecSvObjectCount( this );
  63 }
  64
  65 /*************************************************************************
  66 |*    SotObject::GetInterface()
  67 |*
  68 |*    Beschreibung: Um so3 zu helfen
  69 *************************************************************************/
  70 IUnknown * SotObject::GetInterface( const SvGlobalName & )
  71 {
  72     return NULL;
  73 }
  74
  75 //=========================================================================
  76 void SotObject::OwnerLock
  77 (
  78     bool bLock      /* true, lock. false, unlock. */
  79 )
  80 /*  [Beschreibung]
  81
  82     Wenn der OwnerLock auf Null dekrementiert, dann wird die Methode
  83     DoClose gerufen. Dies geschieht unabh"angig vom Lock. bzw. RefCount.
  84     Ist der OwnerLock-Z"ahler != Null, dann wird kein DoClose durch
  85     <SotObject::FuzzyLock> gerufen.
  86 */
  87 {
  88     if( bLock )
  89     {
  90         nOwnerLockCount++;
  91         AddRef();
  92     }
  93     else if ( nOwnerLockCount )
  94     {
  95         if( 0 == --nOwnerLockCount )
  96             DoClose();
  97         ReleaseRef();
  98     }
  99 }
 100
 101 //=========================================================================
 102 bool SotObject::DoClose()
 103 {
 104     bool bRet = false;
 105     if( !bInClose )
 106     {
 107         SotObjectRef xHoldAlive( this );
 108         bInClose = true;
 109         bRet = Close();
 110         bInClose = false;
 111     }
 112     return bRet;
 113 }
 114
 115 //=========================================================================
 116 bool SotObject::Close()
 117 {
 118     return true;
 119 }
 120
 121
 122 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */