1289 lines
23 KiB
C++
1289 lines
23 KiB
C++
//
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// Copyright 2001 - Microsoft Corporation
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//
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//
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// Created By:
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// Geoff Pease (GPease) 23-JAN-2001
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//
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// Maintained By:
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// Geoff Pease (GPease) 23-JAN-2001
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//
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#include "pch.h"
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#include "DocProp.h"
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#include "DefProp.h"
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#include "PropertyCacheItem.h"
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#pragma hdrstop
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// ***************************************************************************
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//
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// Class statics
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//
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// ***************************************************************************
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WCHAR CPropertyCacheItem::_szMultipleString[ MAX_PATH ] = { 0 };
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// ***************************************************************************
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//
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// Constructor / Destructor / Initialization
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//
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// ***************************************************************************
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//
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// CreateInstance
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//
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HRESULT
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CPropertyCacheItem::CreateInstance(
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CPropertyCacheItem ** ppItemOut
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)
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{
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TraceFunc( "" );
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HRESULT hr;
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Assert( NULL != ppItemOut );
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CPropertyCacheItem * pthis = new CPropertyCacheItem;
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if ( NULL != pthis )
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{
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hr = THR( pthis->Init( ) );
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if ( SUCCEEDED( hr ) )
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{
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*ppItemOut = pthis;
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}
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else
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{
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pthis->Destroy( );
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}
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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HRETURN( hr );
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}
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//
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// Constructor
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//
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CPropertyCacheItem::CPropertyCacheItem( void )
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{
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TraceFunc( "" );
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Assert( NULL == _pNext );
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Assert( FALSE == _fReadOnly );
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Assert( FALSE == _fDirty );
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Assert( IsEqualIID( _fmtid, CLSID_NULL ) );
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Assert( 0 == _propid );
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Assert( VT_EMPTY == _vt );
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Assert( 0 == _uCodePage );
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Assert( VT_EMPTY == _propvar.vt );
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Assert( 0 == _idxDefProp );
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Assert( NULL == _ppui );
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Assert( 0 == _wszTitle[ 0 ] );
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Assert( 0 == _wszDesc[ 0 ] );
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Assert( 0 == _wszValue[ 0 ] );
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Assert( 0 == _wszHelpFile[ 0 ] );
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Assert( NULL == _pDefVals );
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TraceFuncExit( );
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}
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//
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// Initialization
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//
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HRESULT
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CPropertyCacheItem::Init( void )
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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_idxDefProp = -1L;
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HRETURN( hr );
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}
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//
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// Destructor
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//
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CPropertyCacheItem::~CPropertyCacheItem( void )
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{
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TraceFunc( "" );
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if ( NULL != _ppui )
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{
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_ppui->Release( );
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}
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if ( NULL != _pDefVals )
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{
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for ( ULONG idx = 0; NULL != _pDefVals[ idx ].pszName; idx ++ )
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{
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TraceFree( _pDefVals[ idx ].pszName );
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}
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TraceFree( _pDefVals );
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}
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TraceFuncExit( );
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}
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//
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// Description:
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// Attempts to destroy the property item.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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HRESULT
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CPropertyCacheItem::Destroy( void )
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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delete this;
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HRETURN( hr );
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}
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// ***************************************************************************
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//
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// Private Methods
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//
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// ***************************************************************************
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//
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// Description:
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// Looks in our "default property list" for a matching fmtid/propid
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// combination and sets _idxDefProp to that index.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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// HRESULT_FROM_WIN32(ERROR_NOT_FOUND)
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// Entry was not found. _idxDefProp is invalid.
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//
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HRESULT
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CPropertyCacheItem::FindDefPropertyIndex( void )
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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if ( -1L == _idxDefProp )
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{
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ULONG idx;
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for ( idx = 0; NULL != g_rgDefPropertyItems[ idx ].pFmtID; idx ++ )
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{
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if ( IsEqualPFID( _fmtid, *g_rgDefPropertyItems[ idx ].pFmtID )
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&& _propid == g_rgDefPropertyItems[ idx ].propID
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)
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{
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_idxDefProp = idx;
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break;
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}
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}
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if ( -1L == _idxDefProp )
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{
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// don't wrap.
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hr = HRESULT_FROM_WIN32( ERROR_NOT_FOUND );
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}
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}
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HRETURN( hr );
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}
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//
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// Description:
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// Check the static member _szMultipleString to make sure it has been
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// loaded.
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//
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void
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CPropertyCacheItem::EnsureMultipleStringLoaded( void )
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{
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TraceFunc( "" );
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if ( 0 == _szMultipleString[ 0 ] )
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{
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int iRet = LoadString( g_hInstance, IDS_COMPOSITE_MISMATCH, _szMultipleString, ARRAYSIZE(_szMultipleString) );
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AssertMsg( 0 != iRet, "Missing string resource?" );
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}
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TraceFuncExit( );
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}
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// ***************************************************************************
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//
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// Public Methods
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//
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// ***************************************************************************
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//
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// Description:
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// Stores a IPropetyUI interface to be used for translating the property
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// "properties" into different forms.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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HRESULT
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CPropertyCacheItem::SetPropertyUIHelper(
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IPropertyUI * ppuiIn
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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//
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// If we have an existing helper, release it.
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//
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if ( NULL != _ppui )
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{
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_ppui->Release( );
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}
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_ppui = ppuiIn;
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if ( NULL != _ppui )
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{
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_ppui->AddRef( );
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}
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HRETURN( hr );
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}
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//
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// Description:
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// Retrieves a copy (AddRef'ed) of the IPropertyUI interface that this
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// property item is using.
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//
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// Return Values:
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// S_OK
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// Success! pppuiOut is valid.
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//
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// S_FALSE
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// Success, but pppuiOut is NULL.
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//
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// E_POINTER
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// pppuiOut is NULL.
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//
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// other HRESULTs.
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//
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HRESULT
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CPropertyCacheItem::GetPropertyUIHelper(
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IPropertyUI ** pppuiOut
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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if ( NULL == pppuiOut )
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goto InvalidPointer;
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//
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// If we have an existing helper, release it.
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//
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if ( NULL == _ppui )
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{
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*pppuiOut = NULL;
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hr = S_FALSE;
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}
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else
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{
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hr = THR( _ppui->TYPESAFEQI( *pppuiOut ) );
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}
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Cleanup:
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HRETURN( hr );
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InvalidPointer:
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hr = THR( E_POINTER );
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goto Cleanup;
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}
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//
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// Description:
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// Changes the _pNext member variable
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//
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// Return Values:
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// S_OK
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// Success!
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//
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HRESULT
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CPropertyCacheItem::SetNextItem(
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CPropertyCacheItem * pNextIn
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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_pNext = pNextIn;
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HRETURN( hr );
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}
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//
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// Description:
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// Retrieves the _pNext member variable
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//
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// Return Values:
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// S_OK
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// Success!
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//
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// S_FALSE
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//
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//
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// E_POINTER
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// ppNextOut is NULL.
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//
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HRESULT
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CPropertyCacheItem::GetNextItem(
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CPropertyCacheItem ** ppNextOut
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)
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{
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TraceFunc( "" );
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HRESULT hr;
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if ( NULL != ppNextOut )
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{
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*ppNextOut = _pNext;
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if ( NULL == _pNext )
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{
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hr = S_FALSE;
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}
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else
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{
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hr = S_OK;
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}
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}
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else
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{
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hr = THR( E_POINTER );
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}
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HRETURN( hr );
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}
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//
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// Description:
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// Sets the FMTID of the property.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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HRESULT
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CPropertyCacheItem::SetFmtId(
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const FMTID * pFmtIdIn
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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_fmtid = *pFmtIdIn;
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_idxDefProp = -1;
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HRETURN( hr );
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}
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//
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// Description:
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// Retrieves the FMTID of the property.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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// E_POINTER
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// pfmtidOut is invalid.
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//
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HRESULT
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CPropertyCacheItem::GetFmtId(
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FMTID * pfmtidOut
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)
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{
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TraceFunc( "" );
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HRESULT hr;
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if ( NULL != pfmtidOut )
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{
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*pfmtidOut = _fmtid;
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hr = S_OK;
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}
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else
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{
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hr = THR( E_POINTER );
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}
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HRETURN( hr );
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}
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//
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// Description:
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// Sets the PROPID of the property.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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HRESULT
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CPropertyCacheItem::SetPropId(
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PROPID propidIn
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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_propid = propidIn;
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_idxDefProp = -1;
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HRETURN( hr );
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}
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//
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// Description:
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// Retrieves the PROPID of the property.
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//
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// Return Values:
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// S_OK
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// Success!
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//
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// E_POINTER
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// ppropidOut is invalid.
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//
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HRESULT
|
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CPropertyCacheItem::GetPropId(
|
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PROPID * ppropidOut
|
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)
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{
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TraceFunc( "" );
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HRESULT hr;
|
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|
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if ( NULL == ppropidOut )
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goto InvalidPointer;
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*ppropidOut = _propid;
|
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hr = S_OK;
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Cleanup:
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HRETURN( hr );
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InvalidPointer:
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hr = THR( E_POINTER );
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goto Cleanup;
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}
|
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//
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// Description:
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// Sets the VARTYPE of the property.
|
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//
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// Return Values:
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// S_OK
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// Success!
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//
|
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HRESULT
|
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CPropertyCacheItem::SetDefaultVarType(
|
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VARTYPE vtIn
|
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)
|
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{
|
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TraceFunc( "" );
|
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HRESULT hr = S_OK;
|
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_vt = vtIn;
|
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HRETURN( hr );
|
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}
|
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|
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//
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// Description:
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// Retrieves the VARTYPE of the property.
|
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//
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// Return Values:
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// S_OK
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// Success!
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//
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// E_POINTER
|
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// pvtOut is invalid.
|
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//
|
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HRESULT
|
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CPropertyCacheItem::GetDefaultVarType(
|
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VARTYPE * pvtOut
|
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)
|
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{
|
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TraceFunc( "" );
|
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|
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HRESULT hr;
|
|
|
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if ( NULL != pvtOut )
|
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{
|
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switch ( _vt )
|
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{
|
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case VT_VECTOR | VT_VARIANT:
|
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Assert( _propvar.capropvar.cElems == 2 );
|
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*pvtOut = _propvar.capropvar.pElems[ 1 ].vt;
|
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hr = S_OK;
|
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break;
|
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|
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case VT_VECTOR | VT_LPSTR:
|
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*pvtOut = VT_LPSTR;
|
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hr = S_OK;
|
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break;
|
|
|
|
case VT_VECTOR | VT_LPWSTR:
|
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*pvtOut = VT_LPWSTR;
|
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hr = S_OK;
|
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break;
|
|
|
|
default:
|
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*pvtOut = _vt;
|
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hr = S_OK;
|
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break;
|
|
}
|
|
}
|
|
else
|
|
{
|
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hr = E_POINTER;
|
|
}
|
|
|
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HRETURN( hr );
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Stores the Code Page for the property value.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::SetCodePage(
|
|
UINT uCodePageIn
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
_uCodePage = uCodePageIn;
|
|
|
|
HRETURN( hr );
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the Code Page for the property value.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// E_POINTER
|
|
// puCodePageOut is NULL.
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetCodePage(
|
|
UINT * puCodePageOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL != puCodePageOut )
|
|
{
|
|
*puCodePageOut = _uCodePage;
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
hr = THR( E_POINTER );
|
|
}
|
|
|
|
HRETURN( hr );
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the property name for this property to be display in the UI.
|
|
// The pointer handed out does not need to be freed.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// E_POINTER
|
|
// ppwszOut is NULL.
|
|
//
|
|
// E_UNEXPECTED
|
|
// Need to call SetPropertyUIHelper( ) before calling this method.
|
|
//
|
|
// HRESULT_FROM_WIN32(ERROR_INTERNAL_ERROR)
|
|
// The resource string is malformed.
|
|
//
|
|
// other HRESULTs
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetPropertyTitle(
|
|
LPCWSTR * ppwszOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == ppwszOut )
|
|
goto InvalidPointer;
|
|
|
|
*ppwszOut = NULL;
|
|
|
|
if ( NULL == _ppui )
|
|
goto UnexpectedState;
|
|
|
|
hr = THR( _ppui->GetDisplayName( _fmtid, _propid, PUIFNF_DEFAULT, _wszTitle, ARRAYSIZE(_wszTitle) ) );
|
|
// Even if this fails, the buffer will still be valid and empty.
|
|
|
|
*ppwszOut = _wszTitle;
|
|
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
|
|
UnexpectedState:
|
|
hr = THR( E_UNEXPECTED );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the property name for this property to be display in the UI.
|
|
// The pointer handed out does not need to be freed.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// E_POINTER
|
|
// ppwszOut is NULL.
|
|
//
|
|
// E_UNEXPECTED
|
|
// Need to call SetPropertyUIHelper( ) before calling this method.
|
|
//
|
|
// HRESULT_FROM_WIN32(ERROR_INTERNAL_ERROR)
|
|
// The resource string is malformed.
|
|
//
|
|
// other HRESULTs
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetPropertyDescription(
|
|
LPCWSTR * ppwszOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == ppwszOut )
|
|
goto InvalidPointer;
|
|
|
|
*ppwszOut = NULL;
|
|
|
|
if ( NULL == _ppui )
|
|
goto UnexpectedState;
|
|
|
|
hr = THR( _ppui->GetPropertyDescription( _fmtid, _propid, _wszDesc, ARRAYSIZE(_wszDesc) ) );
|
|
// if it failed, the buffer will still be valid and empty.
|
|
|
|
*ppwszOut = _wszDesc;
|
|
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
|
|
UnexpectedState:
|
|
hr = THR( E_UNEXPECTED );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the help information about a property. The pointer handed
|
|
// out to the help file does not need to be freed.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// E_POINTER
|
|
// ppwszFileOut or puHelpIDOut is NULL.
|
|
//
|
|
// E_UNEXPECTED
|
|
// Need to call SetPropertyUIHelper( ) before calling this method.
|
|
//
|
|
// other HRESULTs
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetPropertyHelpInfo(
|
|
LPCWSTR * ppwszFileOut
|
|
, UINT * puHelpIDOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if (( NULL == ppwszFileOut ) || ( NULL == puHelpIDOut ))
|
|
goto InvalidPointer;
|
|
|
|
*ppwszFileOut = NULL;
|
|
*puHelpIDOut = 0;
|
|
|
|
if ( NULL == _ppui )
|
|
goto UnexpectedState;
|
|
|
|
hr = THR( _ppui->GetHelpInfo( _fmtid, _propid, _wszHelpFile, ARRAYSIZE(_wszHelpFile), puHelpIDOut ) );
|
|
if ( FAILED( hr ) )
|
|
goto Cleanup;
|
|
|
|
*ppwszFileOut = _wszHelpFile;
|
|
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
|
|
UnexpectedState:
|
|
hr = THR( E_UNEXPECTED );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves a LPWSTR the to a buffer (own by the property) that can
|
|
// used to display the property as a string. The pointer handed out
|
|
// does not need to be freed.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// E_POINTER
|
|
// ppwszOut is NULL.
|
|
//
|
|
// E_UNEXPECTED
|
|
// Need to call SetPropertyUIHelper( ) before calling this method.
|
|
//
|
|
// other HRESULTs
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetPropertyStringValue(
|
|
LPCWSTR * ppwszOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == ppwszOut )
|
|
goto InvalidPointer;
|
|
|
|
*ppwszOut = NULL;
|
|
|
|
if ( NULL == _ppui )
|
|
goto UnexpectedState;
|
|
|
|
//
|
|
// If the property has been marked to indicate multiple values, then
|
|
// return the "< multiple values >" string.
|
|
//
|
|
|
|
if ( _fMultiple )
|
|
{
|
|
EnsureMultipleStringLoaded( );
|
|
*ppwszOut = _szMultipleString;
|
|
hr = S_OK;
|
|
goto Cleanup;
|
|
}
|
|
|
|
if ( ( VT_VECTOR | VT_VARIANT ) == _vt )
|
|
{
|
|
Assert( 2 == _propvar.capropvar.cElems );
|
|
|
|
hr = THR( _ppui->FormatForDisplay( _fmtid, _propid, &_propvar.capropvar.pElems[ 1 ], PUIFFDF_DEFAULT, _wszValue, ARRAYSIZE(_wszValue) ) );
|
|
if ( FAILED( hr ) )
|
|
goto Cleanup;
|
|
}
|
|
else
|
|
{
|
|
hr = THR( _ppui->FormatForDisplay( _fmtid, _propid, &_propvar, PUIFFDF_DEFAULT, _wszValue, ARRAYSIZE(_wszValue) ) );
|
|
if ( FAILED( hr ) )
|
|
goto Cleanup;
|
|
}
|
|
|
|
*ppwszOut = _wszValue;
|
|
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
|
|
UnexpectedState:
|
|
hr = THR( E_UNEXPECTED );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the Image Index for a property.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// E_POINTER
|
|
// piImageOut is NULL.
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetImageIndex(
|
|
int * piImageOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == piImageOut )
|
|
goto InvalidPointer;
|
|
|
|
// Initlize to read-only
|
|
*piImageOut = PTI_PROP_READONLY;
|
|
|
|
if ( !_fReadOnly )
|
|
{
|
|
// don't wrap - this can fail
|
|
hr = FindDefPropertyIndex( );
|
|
if ( S_OK == hr )
|
|
{
|
|
if ( !g_rgDefPropertyItems[ _idxDefProp ].fReadOnly )
|
|
{
|
|
*piImageOut = PTI_PROP_READWRITE;
|
|
}
|
|
}
|
|
}
|
|
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the Property Folder IDentifer (PFID) for this property.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// S_FALSE
|
|
// Call succeeded, but there isn't a PFID for this property.
|
|
//
|
|
// E_POINTER
|
|
// ppdifOut is NULL.
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetPFID(
|
|
const PFID ** ppPFIDOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == ppPFIDOut )
|
|
goto InvalidPointer;
|
|
|
|
*ppPFIDOut = NULL;
|
|
|
|
// don't wrap - this can fail.
|
|
hr = FindDefPropertyIndex( );
|
|
if ( S_OK == hr )
|
|
{
|
|
*ppPFIDOut = g_rgDefPropertyItems[ _idxDefProp ].ppfid;
|
|
}
|
|
|
|
if ( NULL == *ppPFIDOut )
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves the CLSID of the control to CoCreate( ) to edit this property.
|
|
// The object must support the IEditVariantsInPlace interface. This method
|
|
// will return S_FALSE (pclsidOut will be CLSID_NULL) is the property is
|
|
// read-only.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// S_FALSE
|
|
// Success, but the CLSID is CLSID_NULL.
|
|
//
|
|
// E_POINTER
|
|
// pclsidOut is NULL.
|
|
//
|
|
// other HRESULTs
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::GetControlCLSID(
|
|
CLSID * pclsidOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == pclsidOut )
|
|
goto InvalidPointer;
|
|
|
|
// don't wrap - this can fail.
|
|
hr = FindDefPropertyIndex( );
|
|
if ( FAILED( hr ) )
|
|
goto Cleanup;
|
|
|
|
//
|
|
// If it is read-only, return S_FALSE and a CLSID of CLSID_NULL.
|
|
//
|
|
|
|
if ( g_rgDefPropertyItems[ _idxDefProp ].fReadOnly )
|
|
{
|
|
*pclsidOut = CLSID_NULL;
|
|
hr = S_FALSE;
|
|
goto Cleanup;
|
|
}
|
|
|
|
*pclsidOut = *g_rgDefPropertyItems[ _idxDefProp ].pclsidControl;
|
|
|
|
if ( CLSID_NULL == *pclsidOut )
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieve the current property value in the form on a variant. If the
|
|
// property is backed by multiple sources, then S_FALSE is returned and
|
|
// the variant is empty.
|
|
//
|
|
// Return Value:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// S_FALSE
|
|
// Multiple value property. Variant is empty.
|
|
//
|
|
// E_POINTER
|
|
// ppvarOut is NULL.
|
|
//
|
|
// E_FAIL
|
|
// Property is READ-ONLY.
|
|
//
|
|
// other HRESULTs.
|
|
//
|
|
STDMETHODIMP
|
|
CPropertyCacheItem::GetPropertyValue(
|
|
PROPVARIANT ** ppvarOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( NULL == ppvarOut )
|
|
goto InvalidPointer;
|
|
|
|
*ppvarOut = &_propvar;
|
|
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Marks the property as being dirty.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// other HRESULTs.
|
|
//
|
|
STDMETHODIMP
|
|
CPropertyCacheItem::MarkDirty( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
_fDirty = TRUE;
|
|
_fMultiple = FALSE;
|
|
|
|
HRETURN( hr );
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Checks to see if the property has been marked dirty.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success and the property is dirty.
|
|
//
|
|
// S_FALSE
|
|
// Success and the proprety is clean.
|
|
//
|
|
STDMETHODIMP
|
|
CPropertyCacheItem::IsDirty( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
|
|
if ( _fDirty )
|
|
{
|
|
hr = S_OK;
|
|
}
|
|
else
|
|
{
|
|
hr = S_FALSE;
|
|
}
|
|
|
|
HRETURN( hr );
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Marks the property read-only.
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
STDMETHODIMP
|
|
CPropertyCacheItem::MarkReadOnly( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
_fReadOnly = TRUE;
|
|
|
|
HRETURN( hr );
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Retrieves an array of pointer to an array of strings that are
|
|
// zero-indexed. This is used for properties that have well-known
|
|
// enumerated states that are indexed (such as "Status").
|
|
//
|
|
// Return Values:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
// S_FALSE
|
|
// Proprety doesn't support enumerated states.
|
|
//
|
|
// E_INVALIDARG
|
|
// ppDefValOut is NULL.
|
|
//
|
|
// other HRESULTs.
|
|
//
|
|
STDMETHODIMP
|
|
CPropertyCacheItem::GetStateStrings(
|
|
DEFVAL ** ppDefValOut
|
|
)
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr;
|
|
ULONG idx;
|
|
ULONG idxEnd;
|
|
|
|
//
|
|
// Check parameters.
|
|
//
|
|
|
|
if ( NULL == ppDefValOut )
|
|
goto InvalidPointer;
|
|
|
|
*ppDefValOut = NULL;
|
|
|
|
if ( NULL == _ppui )
|
|
goto UnexpectedState;
|
|
|
|
// don't wrap - this can fail.
|
|
hr = FindDefPropertyIndex( );
|
|
if ( FAILED( hr ) )
|
|
goto Cleanup;
|
|
|
|
if ( !g_rgDefPropertyItems[ _idxDefProp ].fEnumeratedValues )
|
|
{
|
|
hr = S_FALSE;
|
|
goto Cleanup;
|
|
}
|
|
|
|
if ( NULL != _pDefVals )
|
|
{
|
|
*ppDefValOut = _pDefVals;
|
|
hr = S_OK;
|
|
goto Cleanup;
|
|
}
|
|
|
|
AssertMsg( NULL != g_rgDefPropertyItems[ _idxDefProp ].pDefVals, "Why did one mark this property as ENUM, but provide no items?" );
|
|
|
|
//
|
|
// Since we moved all the string in SHELL32, we need to use our table
|
|
// enumerate the property values to retrieve all the strings. Since
|
|
// our table is read-only, we need to allocate a copy of the DEFVALs
|
|
// for this property and have PropertyUI fill in the blanks.
|
|
//
|
|
|
|
_pDefVals = (DEFVAL *) TraceAlloc( HEAP_ZERO_MEMORY, sizeof(DEFVAL) * g_rgDefPropertyItems[ _idxDefProp ].cDefVals );
|
|
if ( NULL == _pDefVals )
|
|
goto OutOfMemory;
|
|
|
|
CopyMemory( _pDefVals, g_rgDefPropertyItems[ _idxDefProp ].pDefVals, sizeof(DEFVAL) * g_rgDefPropertyItems[ _idxDefProp ].cDefVals );
|
|
|
|
idxEnd = g_rgDefPropertyItems[ _idxDefProp ].cDefVals - 1; // the last entry is always { 0, NULL }
|
|
for ( idx = 0; idx < idxEnd; idx ++ )
|
|
{
|
|
PROPVARIANT propvar;
|
|
|
|
propvar.vt = g_rgDefPropertyItems[ _idxDefProp ].vt;
|
|
propvar.ulVal = g_rgDefPropertyItems[ _idxDefProp ].pDefVals[ idx ].ulVal;
|
|
|
|
_pDefVals[ idx ].pszName = (LPTSTR) TraceAlloc( HEAP_ZERO_MEMORY, sizeof(_wszValue) );
|
|
if ( NULL == _pDefVals[ idx ].pszName )
|
|
goto OutOfMemory;
|
|
|
|
hr = THR( _ppui->FormatForDisplay( _fmtid, _propid, &propvar, PUIFFDF_DEFAULT, _pDefVals[ idx ].pszName, ARRAYSIZE(_wszValue) ) );
|
|
if ( FAILED( hr ) )
|
|
goto Cleanup;
|
|
}
|
|
|
|
*ppDefValOut = _pDefVals;
|
|
hr = S_OK;
|
|
|
|
Cleanup:
|
|
HRETURN( hr );
|
|
|
|
InvalidPointer:
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
|
|
OutOfMemory:
|
|
hr = E_OUTOFMEMORY;
|
|
goto Cleanup;
|
|
|
|
UnexpectedState:
|
|
hr = THR( E_UNEXPECTED );
|
|
goto Cleanup;
|
|
}
|
|
|
|
//
|
|
// Description:
|
|
// Marks a property as having multiple values. This should only be called
|
|
// when multiple source documents have been selected and the values are
|
|
// all different.
|
|
//
|
|
// Return Value:
|
|
// S_OK
|
|
// Success!
|
|
//
|
|
HRESULT
|
|
CPropertyCacheItem::MarkMultiple( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
_fMultiple = TRUE;
|
|
PropVariantClear( &_propvar );
|
|
|
|
HRETURN( hr );
|
|
}
|