OnlineMonitorSystem/HandyControl/Microsoft.Windows.Shell/Standard/GWL.cs

using System;

namespace Standard;

internal enum GWL
{
    WNDPROC = -4,
    HINSTANCE = -6,
    HWNDPARENT = -8,
    STYLE = -16,
    EXSTYLE = -20,
    USERDATA = -21,
    ID = -12
}