L_INT LImageViewerCell::GetCellRegionHandle(nSubCellIndex, phRgn, uFlags)
Retrieves a copy of the region handle for the specified bitmap in the specified cell.
A zero-based index into the image list attached to the cell. This sub-cell contains the image that contains the bitmap region that needs to be retrieved. Pass -2 to refer to the selected sub-cell.
Pointer to the Windows region handle. You do not have to create the region. You just declare the HRGN variable and pass its address.
Reserved for future use. Pass 0.
|SUCCESS||The function was successful.|
|< 1||An error occurred. Refer to Return Codes.|
You should delete the region handle once it is no longer needed using the windows function DeleteObject.
This function gets the cell region handle. To set the bitmap region handle, use the LImageViewerCell::SetCellRegionHandle function.
Required DLLs and Libraries
For an example, refer to LImageViewerCell::RegionCallBack.