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

# TCustomTreeView.CustomDraw

CustomDraw - returns True if Custom Drawing is proceeding in the specified Rectangle

## Declaration

Source position: comctrls.pp line 2531

`protected function TCustomTreeView.CustomDraw(`
`const ARect: TRect;`
`Stage: TCustomDrawStage`
`):Boolean; virtual;`

## Description

CustomDraw - returns True if Custom Drawing is proceeding in the specified Rectangle

Stage indicates whether PrePaint, PostPaint, PreErase or PostErase

## See also

Progress |  | Monitoring the progress of drawing a complicated Graphic

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