public MessageWindow(Standard.CS classStyle, Standard.WS style, Standard.WS_EX exStyle, Rect location, string name, Standard.WndProc callback)
{
this._wndProcCallback = callback;
this._className = "MessageWindowClass+" + Guid.NewGuid().ToString();
Standard.WNDCLASSEX lpwcx = new Standard.WNDCLASSEX {
cbSize = Marshal.SizeOf(typeof(Standard.WNDCLASSEX)),
style = classStyle,
lpfnWndProc = s_WndProc,
hInstance = Standard.NativeMethods.GetModuleHandle(null),
hbrBackground = Standard.NativeMethods.GetStockObject(Standard.StockObject.NULL_BRUSH),
lpszMenuName = "",
lpszClassName = this._className
};
Standard.NativeMethods.RegisterClassEx(ref lpwcx);
GCHandle handle = new GCHandle();
try
{
handle = GCHandle.Alloc(this);
IntPtr lpParam = (IntPtr)handle;
this.Handle = Standard.NativeMethods.CreateWindowEx(exStyle, this._className, name, style, (int)location.X, (int)location.Y, (int)location.Width, (int)location.Height, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, lpParam);
}
finally
{
handle.Free();
}
}
public static short RegisterClassEx(ref Standard.WNDCLASSEX lpwcx)
{
short num = _RegisterClassEx(ref lpwcx);
if (num == 0)
{
Standard.HRESULT.ThrowLastError();
}
return(num);
}
private static extern short _RegisterClassEx([In] ref Standard.WNDCLASSEX lpwcx);
