shell/source/win32/shlxthandler/ooofilt/propspec.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_shell.hxx"
  33
  34 //+-------------------------------------------------------------------------
  35 //
  36 //  File:       propspec.cxx
  37 //
  38 //  Contents:   C++ wrappers for FULLPROPSPEC
  39 //
  40 //--------------------------------------------------------------------------
  41 #if defined _MSC_VER
  42 #pragma warning(push, 1)
  43 #endif
  44 #include <windows.h>
  45 #ifdef _MSC_VER
  46 #pragma warning(disable: 4512)
  47 #endif
  48 #include <filter.h>
  49 #if defined _MSC_VER
  50 #pragma warning(pop)
  51 #endif
  52
  53 #include "propspec.hxx"
  54
  55 //GUID CLSID_Storage = PSGUID_STORAGE;
  56 //
  57 //
  58 //refer to ms-help://MS.VSCC/MS.MSDNVS.2052/com/stgasstg_7agk.htm
  59 //FMTID_SummaryInformation
  60 //
  61 //GUID CLSID_SummaryInforation = {
  62 //    0xF29F85E0,
  63 //    0x4FF9,
  64 //    0x1068,
  65 //    { 0xAB, 0x91, 0x08, 0x00, 0x2B, 0x27, 0xB3, 0xD9 }
  66 //};
  67 //+-------------------------------------------------------------------------
  68 //
  69 //  Member:     CFullPropSpec::CFullPropSpec, public
  70 //
  71 //  Synopsis:   Default constructor
  72 //
  73 //  Effects:    Defines property with null guid and propid 0
  74 //
  75 //--------------------------------------------------------------------------
  76
  77 CFullPropSpec::CFullPropSpec()
  78 {
  79     memset( &_guidPropSet, 0, sizeof( _guidPropSet ) );
  80     _psProperty.ulKind = PRSPEC_PROPID;
  81     _psProperty.propid = 0;
  82 }
  83 //+-------------------------------------------------------------------------
  84 //
  85 //  Member:     CFullPropSpec::CFullPropSpec, public
  86 //
  87 //  Synopsis:   Construct propid based propspec
  88 //
  89 //  Arguments:  [guidPropSet]  -- Property set
  90 //              [pidProperty] -- Property
  91 //
  92 //--------------------------------------------------------------------------
  93 CFullPropSpec::CFullPropSpec( GUID const & guidPropSet, PROPID pidProperty ) :
  94     _guidPropSet( guidPropSet )
  95 {
  96     _psProperty.ulKind = PRSPEC_PROPID;
  97     _psProperty.propid = pidProperty;
  98 }
  99 //+-------------------------------------------------------------------------
 100 //
 101 //  Member:     CFullPropSpec::CFullPropSpec, public
 102 //
 103 //  Synopsis:   Construct name based propspec
 104 //
 105 //  Arguments:  [guidPropSet] -- Property set
 106 //              [wcsProperty] -- Property
 107 //
 108 //--------------------------------------------------------------------------
 109 CFullPropSpec::CFullPropSpec( GUID const & guidPropSet,
 110                               WCHAR const * wcsProperty ) :
 111     _guidPropSet( guidPropSet )
 112 {
 113     _psProperty.ulKind = PRSPEC_PROPID;
 114     SetProperty( wcsProperty );
 115 }
 116 //+-------------------------------------------------------------------------
 117 //
 118 //  Member:     CFullPropSpec::CFullPropSpec, public
 119 //
 120 //  Synopsis:   Copy constructor
 121 //
 122 //  Arguments:  [src] -- Source property spec
 123 //
 124 //--------------------------------------------------------------------------
 125 CFullPropSpec::CFullPropSpec( CFullPropSpec const & src ) :
 126     _guidPropSet( src._guidPropSet )
 127 {
 128     _psProperty.ulKind = src._psProperty.ulKind;
 129     if ( _psProperty.ulKind == PRSPEC_LPWSTR )
 130     {
 131         if ( src._psProperty.lpwstr )
 132         {
 133             _psProperty.ulKind = PRSPEC_PROPID;
 134             SetProperty( src._psProperty.lpwstr );
 135         }
 136         else
 137             _psProperty.lpwstr = 0;
 138     }
 139     else
 140     {
 141         _psProperty.propid = src._psProperty.propid;
 142     }
 143 }
 144 inline void * operator new( size_t /*size*/, void * p )
 145 {
 146     return( p );
 147 }
 148 //+-------------------------------------------------------------------------
 149 //
 150 //  Member:     CFullPropSpec::operator=, public
 151 //
 152 //  Synopsis:   Assignment operator
 153 //
 154 //  Arguments:  [Property] -- Source property
 155 //
 156 //--------------------------------------------------------------------------
 157 CFullPropSpec & CFullPropSpec::operator=( CFullPropSpec const & Property )
 158 {
 159     // Clean up.
 160     this->CFullPropSpec::~CFullPropSpec();
 161
 162 #ifdef _MSC_VER
 163 #pragma warning( disable : 4291 )           // unmatched operator new
 164 #endif
 165     new (this) CFullPropSpec( Property );
 166 #ifdef _MSC_VER
 167 #pragma warning( default : 4291 )
 168 #endif
 169     return *this;
 170 }
 171 CFullPropSpec::~CFullPropSpec()
 172 {
 173     if ( _psProperty.ulKind == PRSPEC_LPWSTR &&
 174          _psProperty.lpwstr )
 175     {
 176         CoTaskMemFree( _psProperty.lpwstr );
 177     }
 178 }
 179 void CFullPropSpec::SetProperty( PROPID pidProperty )
 180 {
 181     if ( _psProperty.ulKind == PRSPEC_LPWSTR &&
 182          0 != _psProperty.lpwstr )
 183     {
 184         CoTaskMemFree( _psProperty.lpwstr );
 185     }
 186     _psProperty.ulKind = PRSPEC_PROPID;
 187     _psProperty.propid = pidProperty;
 188 }
 189 BOOL CFullPropSpec::SetProperty( WCHAR const * wcsProperty )
 190 {
 191     if ( _psProperty.ulKind == PRSPEC_LPWSTR &&
 192          0 != _psProperty.lpwstr )
 193     {
 194         CoTaskMemFree( _psProperty.lpwstr );
 195     }
 196     _psProperty.ulKind = PRSPEC_LPWSTR;
 197     int len = (int) ( (wcslen( wcsProperty ) + 1) * sizeof( WCHAR ) );
 198     _psProperty.lpwstr = (WCHAR *)CoTaskMemAlloc( len );
 199     if ( 0 != _psProperty.lpwstr )
 200     {
 201         memcpy( _psProperty.lpwstr,
 202                 wcsProperty,
 203                 len );
 204         return( TRUE );
 205     }
 206     else
 207     {
 208         _psProperty.lpwstr = 0;
 209         return( FALSE );
 210     }
 211 }
 212 int CFullPropSpec::operator==( CFullPropSpec const & prop ) const
 213 {
 214     if ( memcmp( &prop._guidPropSet,
 215                  &_guidPropSet,
 216                  sizeof( _guidPropSet ) ) != 0 ||
 217          prop._psProperty.ulKind != _psProperty.ulKind )
 218     {
 219         return( 0 );
 220     }
 221     switch( _psProperty.ulKind )
 222     {
 223     case PRSPEC_LPWSTR:
 224         return( _wcsicmp( GetPropertyName(), prop.GetPropertyName() ) == 0 );
 225         break;
 226     case PRSPEC_PROPID:
 227         return( GetPropertyPropid() == prop.GetPropertyPropid() );
 228         break;
 229     default:
 230         return( 0 );
 231         break;
 232     }
 233 }
 234 int CFullPropSpec::operator!=( CFullPropSpec const & prop ) const
 235 {
 236     if (*this == prop)
 237         return( 0 );
 238     else
 239         return( 1 );
 240 }
 241