BOOL MvcBufferedWrapper_T::GetUpdateRect(LPRECT lpRect, BOOL bErase)
Retreives the coordinates of the smallest rectangle that encloses the update region. The bErase parameter specifies whether GetUpdateRect should erase the background of the update region.
Defined in: MvcBufferedWrapper.h
Return Value
Specifies the status of the update region. The value is nonzero if the region is not empty; otherwise, 0.
Parameters
lpRect
Rectangle of update region.
bErase
Specifies whether the background of the update region is to be erased.