public static void Restore(this WindowState state, Form form, bool firstTimeFullscreen)
{
if (state.Bounds != Rectangle.Empty)
{
form.DesktopBounds = state.Bounds;
form.WindowState = state.IsMaximized ? FormWindowState.Maximized : FormWindowState.Normal;
}
if ((state.Bounds == Rectangle.Empty && firstTimeFullscreen) || form.IsFullyOutsideView())
{
form.DesktopBounds = Screen.PrimaryScreen.WorkingArea;
form.WindowState = FormWindowState.Maximized;
state.Save(form);
}
}