CheckLst unit

Classes defining TCheckListBox - a List Box with Check Box items.

checklst.pas implements the TCheckListBox control which displays a list with check box items. The following components are added to the Lazarus IDE component palette:

Additional Tab

TCheckListBox

checklst.pas is part of the Lazarus Component Library (LCL).

Classes and records

`TCheckListBox`	class	TCheckListBox implements a list box with check boxes for its items.
`TCustomCheckListBox`	class	The base class for TCheckListBox, a list box with check box items.

Procedures and functions

Register procedure Adds TCheckListBox to the Lazarus IDE.

Types

TCheckListClicked procedure type Defines an object procedure signalled when an item in TCheckListBox is clicked.

Uses

Classes
SysUtils
Math
LCLType
LCLIntf
Graphics
LMessages
LResources
Controls
StdCtrls
GraphType
ProjResProc

An experiment, built from Lazarus main 2dfa93c66e of 10-22-2026. Not the official Lazarus documentation.