The callback function that will be called to provide with information for the previewed file.
typedef struct _DLGCALLBACKFILEPREVIEWDATA
{
L_UINT uStructSize;
L_TCHAR szFileName[L_MAXPATH];
L_UINT uPageNumber;
pBITMAPHANDLE pFileBitmap;
} DLGCALLBACKFILEPREVIEWDATA, * LPDLGCALLBACKFILEPREVIEWDATA;
Size of this structure, in bytes. Use the sizeof operator to calculate this value.
Character string containing the name of the previewed file.
Number of the previewed page.
Pointer to the bitmap handle.
This structure will give you information about the previewed file.