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

TControlHandlerType

Notification handler types.

Declaration

Source position: controls.pp line 917

type TControlHandlerType = (

  chtOnResize,

  

Notification request for OnResize.

  chtOnChangeBounds,

  

Notification request for OnChangeBounds.

  chtOnVisibleChanging,

  

Notification request for OnVisibleChanging.

  chtOnVisibleChanged,

  

Notification request for OnVisibleChanged.

  chtOnEnabledChanging,

  

Notification request for OnEnabledChanging.

  chtOnEnabledChanged,

  

Notification request for OnEnabledChanged.

  chtOnKeyDown,

  

Notification request for OnKeyDown.

  chtOnBeforeDestruction,

  chtOnMouseWheel

);

Description

Notification handlers only receive an Sender, and must know themselves why they have been invoked.

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