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BM_SETSTATE (Compact 2013)

  • Article

3/28/2014

This message is sent by an application to change the highlight state of a button.

Syntax

BM_SETSTATE wParam = (WPARAM) fState; 
    lParam = 0;

Parameters

  • fState
    Boolean that specifies whether the button is to be highlighted. A value of TRUE highlights the button. A value of FALSE removes any highlighting.
  • lParam
    Not used.

Return Value

This message always returns zero.

Remarks

Highlighting only affects the appearance of a button. It has no effect on the check state of a radio button or check box.

A button is automatically highlighted when the user positions the cursor over it and presses and holds the left mouse button. The highlighting is removed when the user releases the mouse button.

Requirements

Header

winuser.h

See Also

Reference

Button Messages
BM_GETSTATE
BM_SETCHECK