WM_SETICON (Compact 2013)

3/28/2014

This message is sent by an application to associate a new big or small icon with a window.

Syntax

WM_SETICON wParam = (WPARAM)(BOOL) fType;
    lParam = (LPARAM)(HICON) hicon;

Parameters

  • fType
    Specifies the type of icon being set. The following table shows the possible values. This parameter can be one of these values.

    Value

    Description

    ICON_BIG

    Sets the large icon for the window.

    ICON_SMALL

    Sets the small icon for the window.

  • hicon
    Handle to the new large or small icon. If this parameter is NULL, the icon indicated by fType is removed.

Return Value

The return value is a handle to the previous large or small icon, depending on the value of fType. NULL indicates that the window previously had no icon of the type indicated by fType.

The default action is that the DefWindowProc function returns a handle to the previous large or small icon associated with the window, depending on the value of fType.

Remarks

Icons are stored per window class, not per window.

Requirements

Header

winuser.h

See Also

Reference

Mouse Messages
DefWindowProc
WM_GETICON