[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Graphics' (#lcl)

TRasterImage.HandleAllocated

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

Declaration

Source position: graphics.pp line 1323

public function TRasterImage.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.

Version 4.0 Generated 2025-05-03 Home