private void OnLoaded(object sender, RoutedEventArgs e)
{
if (!this.IsOSVersionSupported())
{
var msg = System.Text.Encoding.UTF8.GetBytes(
"\x1b[2J\x1b[H" +
"ConPTY APIs required for this application are not available.\r\n" +
$"Please update to Windows 10 1809 (build {MinimumWindowsVersion}) or higher.\r\n" +
"Press any key to exit.\r\n");
this.screen.Buffer.Append(msg, msg.Length);
this.KeyDown += (_, args) => this.Close();
return;
}
this.console = TerminalManager.Instance.GetOrCreate(0, "wsl.exe");
this.keyHandler = new KeyHandler(this.console);
#if DEBUG
// There is currently a ... behavior ... in VS where it hijacks console output from spawned child
// processes with no recourse to turn this off, so we don't want to bother with the console output
// above as we'll never get any (sucks). To work around this use ctrl+f5 to launch, in debug builds
// the debugger will attach above.
if (!System.Diagnostics.Debugger.IsAttached)
#endif
this.screen.Buffer = this.console.Buffer;
#if DEBUG
System.Diagnostics.Debugger.Launch();
#endif
this.console.Buffer.PropertyChanged += (_, args) =>
{
if (args.PropertyName == "Title")
{
this.Dispatcher.InvokeAsync(() => this.Title = this.console.Buffer.Title);
}
};
this.KeyDown += this.keyHandler.OnKeyDown;
this.KeyDown += (_, args) => this.screen.VerticalOffset = double.MaxValue; // force scroll on keypress.
this.TextInput += this.keyHandler.OnTextInput;
this.console.PropertyChanged += (_, args) =>
{
if (args.PropertyName == "Running" && this.console != null && this.console.Running == false)
{
var msg = System.Text.Encoding.UTF8.GetBytes($"\r\n[process terminated with code {this.console.ProcessExitCode}, press <enter> to exit.]");
this.screen.Buffer.Append(msg, msg.Length);
this.KeyDown += (keySender, keyArgs) =>
{
if (keyArgs.Key == System.Windows.Input.Key.Enter)
{
this.Close();
}
};
}
};
this.Closing += this.HandleClosing;
}