protected override void OnStartup(StartupEventArgs e) { SoftropeMainUi softRopeMainUi = new SoftropeMainUi(); softRopeMainUi.Activate(); softRopeMainUi.Show(); if (e.Args.Length > 0 && e.Args[0].EndsWith(".softrope")) { softRopeMainUi.OpenFile(e.Args[0]); } }