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user32: Don't assume global handles in CopyIcon.

This commit is contained in:
Alexandre Julliard 2009-12-22 17:13:49 +01:00
parent b36ca48608
commit 0f511f3c8e
1 changed files with 3 additions and 2 deletions
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5
dlls/user32/cursoricon.c
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@ -1451,11 +1451,12 @@ HICON WINAPI CopyIcon( HICON hIcon )
{
CURSORICONINFO *ptrOld, *ptrNew;
int size;
HICON16 hOld = HICON_16(hIcon);
HICON hNew;
if (!(ptrOld = wow_handlers.get_icon_ptr( hIcon ))) return 0;
size = GlobalSize16( hOld );
size = sizeof(CURSORICONINFO);
size += ptrOld->nHeight * get_bitmap_width_bytes( ptrOld->nWidth, 1 ); /* and bitmap */
size += ptrOld->nHeight * ptrOld->nWidthBytes; /* xor bitmap */
hNew = wow_handlers.alloc_icon_handle( size );
ptrNew = wow_handlers.get_icon_ptr( hNew );
memcpy( ptrNew, ptrOld, size );