Vcl.CheckLst.TCheckListBox.CheckAll

• Up to Parent: TCheckListBox

Delphi

procedure CheckAll(AState: TCheckBoxState; AllowGrayed: Boolean = True;  AllowDisabled: Boolean = True);

C++

void __fastcall CheckAll(Vcl::Stdctrls::TCheckBoxState AState, bool AllowGrayed = true, bool AllowDisabled = true);

Properties

Type	Visibility	Source	Unit	Parent
procedure function	public	Vcl.CheckLst.pas Vcl.CheckLst.hpp	Vcl.CheckLst	TCheckListBox

Description

Changes the state of the check boxes in the TCheckListBox control.

Use CheckAll to change the state of the check boxes in a TCheckListBox control. CheckAll is particularly useful when a bulk change is required for all the check boxes in the list. The following table lists the parameters of the method:

Name	Description
AState	Specifies the new state that will be assigned to all check boxes.
AllowGrayed	Specifies whether the change will also affect grayed check boxes. The default value of the AllowGrayed parameter is true.
AllowDisabled	Specifies whether the change will also affect disabled check boxes. The default value of the AllowDisabled parameter is true.

See Also

• AllowGrayed

• Items

• Selected

• State

Code Examples

• CheckListBoxCheckAll (Delphi)
• CheckListBoxCheckAll (C++)