diff options
Diffstat (limited to 'dtrans/source/win32/misc/ImplHelper.cxx')
| -rw-r--r-- | dtrans/source/win32/misc/ImplHelper.cxx | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/dtrans/source/win32/misc/ImplHelper.cxx b/dtrans/source/win32/misc/ImplHelper.cxx index 8b9df47c12a4..6c51ad4e7c71 100644 --- a/dtrans/source/win32/misc/ImplHelper.cxx +++ b/dtrans/source/win32/misc/ImplHelper.cxx @@ -2,9 +2,9 @@ * * $RCSfile: ImplHelper.cxx,v $ * - * $Revision: 1.9 $ + * $Revision: 1.10 $ * - * last change: $Author: tra $ $Date: 2001-03-22 14:14:29 $ + * last change: $Author: tra $ $Date: 2001-04-11 07:03:29 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses @@ -331,7 +331,9 @@ DVTARGETDEVICE* SAL_CALL CopyTargetDevice( DVTARGETDEVICE* ptdSrc ) // petcSrc pointer to source FORMATETC // // Return Value: -// returns TRUE is copy is successful; retuns FALSE if not successful +// returns TRUE if copy was successful; +// retuns FALSE if not successful, e.g. one or both of the pointers +// were invalid or the pointers were equal //------------------------------------------------------------------------- sal_Bool SAL_CALL CopyFormatEtc( LPFORMATETC petcDest, LPFORMATETC petcSrc ) @@ -340,6 +342,9 @@ sal_Bool SAL_CALL CopyFormatEtc( LPFORMATETC petcDest, LPFORMATETC petcSrc ) __try { + if ( petcDest == petcSrc ) + __leave; + petcDest->cfFormat = petcSrc->cfFormat; petcDest->ptd = NULL; @@ -370,12 +375,15 @@ sal_Bool SAL_CALL CopyFormatEtc( LPFORMATETC petcDest, LPFORMATETC petcSrc ) sal_Int32 SAL_CALL CompareFormatEtc( const FORMATETC* pFetcLhs, const FORMATETC* pFetcRhs ) { - sal_Int32 nMatch = FORMATETC_NO_MATCH; + sal_Int32 nMatch = FORMATETC_EXACT_MATCH; __try { + if ( pFetcLhs == pFetcRhs ) + __leave; + if ( ( pFetcLhs->cfFormat != pFetcRhs->cfFormat ) || - ( pFetcLhs->lindex != pFetcRhs->lindex ) || + ( pFetcLhs->lindex != pFetcRhs->lindex ) || !CompareTargetDevice( pFetcLhs->ptd, pFetcRhs->ptd ) ) { nMatch = FORMATETC_NO_MATCH; @@ -428,12 +436,6 @@ sal_Bool SAL_CALL CompareTargetDevice( DVTARGETDEVICE* ptdLeft, DVTARGETDEVICE* __try { - if ( ( ptdRight == NULL ) || ( ptdLeft == NULL ) ) - { - bRet = sal_False; - __leave; - } - if ( ptdLeft == ptdRight ) { // same address of td; must be same (handles NULL case) @@ -441,13 +443,12 @@ sal_Bool SAL_CALL CompareTargetDevice( DVTARGETDEVICE* ptdLeft, DVTARGETDEVICE* __leave; } + // one ot the two is NULL + if ( ( NULL == ptdRight ) || ( NULL == ptdLeft ) ) + __leave; if ( ptdLeft->tdSize != ptdRight->tdSize ) - { - // different sizes, not equal - bRet = sal_False; __leave; - } if ( rtl_compareMemory( ptdLeft, ptdRight, ptdLeft->tdSize ) == 0 ) bRet = sal_True; |