public virtual void ClientToScreen(ref Rectangle clientRect, out Rectangle screenRect)
{
screenRect = clientRect;
User32Helpers.MapWindowPoints(this.Handle, IntPtr.Zero, ref screenRect);
User32Methods.AdjustWindowRectEx(ref screenRect, this.GetStyles(),
User32Methods.GetMenu(this.Handle) != IntPtr.Zero, this.GetExStyles());
}
public virtual void ScreenToClient(ref Rectangle screenRect, out Rectangle clientRect)
{
clientRect = screenRect;
User32Helpers.MapWindowPoints(IntPtr.Zero, this.Handle, ref clientRect);
User32Helpers.InverseAdjustWindowRectEx(ref clientRect, this.GetStyles(),
User32Methods.GetMenu(this.Handle) != IntPtr.Zero, this.GetExStyles());
}
private Point ScreenToClient(Point point)
{
var client = new Rectangle();
User32Methods.AdjustWindowRectEx(ref client, GetStyles(), User32Methods.GetMenu(Handle) != IntPtr.Zero,
GetExStyles());
GetWindowRect(out Rectangle window);
return(new Point(point.X - window.Left + client.Left, point.Y - window.Top + client.Top));
}
