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

TWinControl.HandleNeeded

Call this method when your code requires a valid Handle for this control.

Declaration

Source position: controls.pp line 2441

public procedure TWinControl.HandleNeeded;

Description

An attempt is made to create a widget, when not already done.

Remark: In certain situations it may be impossible to create a widget right now!
Version 3.2 Generated 2024-02-25 Home