WM_CTLCOLOR message

The WM_CTLCOLOR message is used in 16-bit versions of Windows to change the color scheme of list boxes, the list boxes of combo boxes, message boxes, button controls, edit controls, static controls, and dialog boxes.

  WM_CTLCOLOR

  WPARAM wParam;
  LPARAM lParam;
    

Parameters

hwnd

A handle to destination window.

wParam

A handle to a display context (DC).

lParam

A handle to a child window (control).

Return value

If an application processes this message, it returns a handle to a brush. The system uses the brush to paint the background of the control.

Remarks

The WM_CTLCOLOR message from 16-bit Windows has been replaced by more specific notifications. These replacements include the following:

• WM_CTLCOLORBTN
• WM_CTLCOLOREDIT
• WM_CTLCOLORDLG
• WM_CTLCOLORLISTBOX
• WM_CTLCOLORSCROLLBAR
• WM_CTLCOLORSTATIC

Requirements