TRasterImage.HandleAllocated function

Member of TRasterImagepublicIn unit Graphics

Indicates if a handle has been assigned for the shared image in the class.

Declaration

pascal

function HandleAllocated: Boolean

Function result

True when a handle has been assigned for the shared image.

Description

HandleAllocated is a Boolean function which indicates if a valid handle has been assigned for the internal TSharedRasterImage instance in the class. The return value is True when the handle in the shared image contains a non-zero value.

Use BitmapHandleAllocated to determine if a HBITMAP handle has been assigned for the Bitmap in the class instance.

Use MaskHandleAllocated to determine if a HBITMAP handle has been assigned for the Mask in the class instance.

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.