Button_SetCheck macro

Sets the check state of a radio button or check box. You can use this macro or send the BM_SETCHECK message explicitly.

Syntax


LRESULT Button_SetCheck(
  HWND hwndCtl,
  int check
);

Parameters

hwndCtl

Type: HWND

A handle to the button control.

check

Type: int

The check state. This parameter can be one of the following values.

ValueMeaning
BST_CHECKED

Sets the button state to checked.

BST_INDETERMINATE

Sets the button state to grayed, indicating an indeterminate state. Use this value only if the button has the BS_3STATE or BS_AUTO3STATE style.

BST_UNCHECKED

Sets the button state to cleared.

 

Return value

The return value is always zero.

Remarks

The macro has no effect on push buttons.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Windowsx.h

 

 

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