shell/source/win32/shlxthandler/ooofilt/propspec.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
  21 //+-------------------------------------------------------------------------
  22 //  File:       propspec.cxx
  23 //  Contents:   C++ wrappers for FULLPROPSPEC
  24
  25 #if defined _MSC_VER
  26 #pragma warning(push, 1)
  27 #endif
  28 #include <windows.h>
  29 #include <filter.h>
  30 #if defined _MSC_VER
  31 #pragma warning(pop)
  32 #endif
  33
  34 #include "propspec.hxx"
  35
  36 //refer to ms-help://MS.VSCC/MS.MSDNVS.2052/com/stgasstg_7agk.htm
  37 //FMTID_SummaryInformation
  38 //GUID CLSID_SummaryInforation = {
  39 //    0xF29F85E0,
  40 //    0x4FF9,
  41 //    0x1068,
  42 //    { 0xAB, 0x91, 0x08, 0x00, 0x2B, 0x27, 0xB3, 0xD9 }
  43 //};
  44 //+-------------------------------------------------------------------------
  45 //  Member:     CFullPropSpec::CFullPropSpec, public
  46 //  Synopsis:   Default constructor
  47 //  Effects:    Defines property with null guid and propid 0
  48
  49
  50 CFullPropSpec::CFullPropSpec()
  51 {
  52     memset( &_guidPropSet, 0, sizeof( _guidPropSet ) );
  53     _psProperty.ulKind = PRSPEC_PROPID;
  54     _psProperty.propid = 0;
  55 }
  56 //+-------------------------------------------------------------------------
  57 //  Member:     CFullPropSpec::CFullPropSpec, public
  58 //  Synopsis:   Construct propid based propspec
  59 //  Arguments:  [guidPropSet]  -- Property set
  60 //              [pidProperty] -- Property
  61
  62 CFullPropSpec::CFullPropSpec( GUID const & guidPropSet, PROPID pidProperty ) :
  63     _guidPropSet( guidPropSet )
  64 {
  65     _psProperty.ulKind = PRSPEC_PROPID;
  66     _psProperty.propid = pidProperty;
  67 }
  68 //+-------------------------------------------------------------------------
  69 //  Member:     CFullPropSpec::CFullPropSpec, public
  70 //  Synopsis:   Construct name based propspec
  71 //  Arguments:  [guidPropSet] -- Property set
  72 //              [wcsProperty] -- Property
  73
  74 CFullPropSpec::CFullPropSpec( GUID const & guidPropSet,
  75                               WCHAR const * wcsProperty ) :
  76     _guidPropSet( guidPropSet )
  77 {
  78     _psProperty.ulKind = PRSPEC_PROPID;
  79     SetProperty( wcsProperty );
  80 }
  81 //+-------------------------------------------------------------------------
  82 //  Member:     CFullPropSpec::CFullPropSpec, public
  83 //  Synopsis:   Copy constructor
  84 //  Arguments:  [src] -- Source property spec
  85
  86 CFullPropSpec::CFullPropSpec( CFullPropSpec const & src ) :
  87     _guidPropSet( src._guidPropSet )
  88 {
  89     _psProperty.ulKind = src._psProperty.ulKind;
  90     if ( _psProperty.ulKind == PRSPEC_LPWSTR )
  91     {
  92         if ( src._psProperty.lpwstr )
  93         {
  94             _psProperty.ulKind = PRSPEC_PROPID;
  95             SetProperty( src._psProperty.lpwstr );
  96         }
  97         else
  98             _psProperty.lpwstr = 0;
  99     }
 100     else
 101     {
 102         _psProperty.propid = src._psProperty.propid;
 103     }
 104 }
 105 inline void * operator new( size_t /*size*/, void * p )
 106 {
 107     return p;
 108 }
 109 //+-------------------------------------------------------------------------
 110 //  Member:     CFullPropSpec::operator=, public
 111 //  Synopsis:   Assignment operator
 112 //  Arguments:  [Property] -- Source property
 113
 114 CFullPropSpec & CFullPropSpec::operator=( CFullPropSpec const & Property )
 115 {
 116     // Clean up.
 117     this->CFullPropSpec::~CFullPropSpec();
 118
 119 #ifdef _MSC_VER
 120 #pragma warning( disable : 4291 )           // unmatched operator new
 121 #endif
 122     new (this) CFullPropSpec( Property );
 123 #ifdef _MSC_VER
 124 #pragma warning( default : 4291 )
 125 #endif
 126     return *this;
 127 }
 128 CFullPropSpec::~CFullPropSpec()
 129 {
 130     if ( _psProperty.ulKind == PRSPEC_LPWSTR &&
 131          _psProperty.lpwstr )
 132     {
 133         CoTaskMemFree( _psProperty.lpwstr );
 134     }
 135 }
 136 void CFullPropSpec::SetProperty( PROPID pidProperty )
 137 {
 138     if ( _psProperty.ulKind == PRSPEC_LPWSTR &&
 139          0 != _psProperty.lpwstr )
 140     {
 141         CoTaskMemFree( _psProperty.lpwstr );
 142     }
 143     _psProperty.ulKind = PRSPEC_PROPID;
 144     _psProperty.propid = pidProperty;
 145 }
 146 BOOL CFullPropSpec::SetProperty( WCHAR const * wcsProperty )
 147 {
 148     if ( _psProperty.ulKind == PRSPEC_LPWSTR &&
 149          0 != _psProperty.lpwstr )
 150     {
 151         CoTaskMemFree( _psProperty.lpwstr );
 152     }
 153     _psProperty.ulKind = PRSPEC_LPWSTR;
 154     int len = (int) ( (wcslen( wcsProperty ) + 1) * sizeof( WCHAR ) );
 155     _psProperty.lpwstr = (WCHAR *)CoTaskMemAlloc( len );
 156     if ( 0 != _psProperty.lpwstr )
 157     {
 158         memcpy( _psProperty.lpwstr,
 159                 wcsProperty,
 160                 len );
 161         return TRUE;
 162     }
 163     else
 164     {
 165         _psProperty.lpwstr = 0;
 166         return FALSE;
 167     }
 168 }
 169 int CFullPropSpec::operator==( CFullPropSpec const & prop ) const
 170 {
 171     if ( memcmp( &prop._guidPropSet,
 172                  &_guidPropSet,
 173                  sizeof( _guidPropSet ) ) != 0 ||
 174          prop._psProperty.ulKind != _psProperty.ulKind )
 175     {
 176         return 0;
 177     }
 178     switch( _psProperty.ulKind )
 179     {
 180     case PRSPEC_LPWSTR:
 181         return( _wcsicmp( GetPropertyName(), prop.GetPropertyName() ) == 0 );
 182         break;
 183     case PRSPEC_PROPID:
 184         return( GetPropertyPropid() == prop.GetPropertyPropid() );
 185         break;
 186     default:
 187         return 0;
 188         break;
 189     }
 190 }
 191 int CFullPropSpec::operator!=( CFullPropSpec const & prop ) const
 192 {
 193     if (*this == prop)
 194         return 0;
 195     else
 196         return 1;
 197 }
 198
 199 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */