public override void ViewDidLoad()
{
base.ViewDidLoad();
terminalView = new TerminalView(View.Frame);
var t = terminalView.Terminal;
var size = new UnixWindowSize();
GetSize(t, ref size);
pid = Pty.ForkAndExec("/bin/bash", new string [] { "/bin/bash" }, Terminal.GetEnvironmentVariables(), out fd, size);
DispatchIO.Read(fd, (nuint)readBuffer.Length, DispatchQueue.CurrentQueue, ChildProcessRead);
terminalView.UserInput += (byte [] data) => {
DispatchIO.Write(fd, DispatchData.FromByteBuffer(data), DispatchQueue.CurrentQueue, ChildProcessWrite);
};
terminalView.Feed("Welcome to XtermSharp - NSView frontend!\n");
terminalView.TitleChanged += (TerminalView sender, string title) => {
View.Window.Title = title;
};
terminalView.SizeChanged += (newCols, newRows) => {
UnixWindowSize nz = new UnixWindowSize();
GetSize(t, ref nz);
var res = Pty.SetWinSize(fd, ref nz);
Console.WriteLine(res);
};
View.AddSubview(terminalView);
}
/// <summary>
/// Notfies the subshell that the user entered some data
/// </summary>
public override void NotifyUserInput(byte [] data)
{
if (!IsRunning)
{
return;
}
DispatchIO.Write(shellFileDescriptor, DispatchData.FromByteBuffer(data), DispatchQueue.CurrentQueue, ChildProcessWrite);
}
static void ReceiveLoop(NWConnection connection)
{
connection.ReceiveData(1, uint.MaxValue, (DispatchData dispatchData, NWContentContext context, bool isComplete, NWError error) => {
Action scheduleNext = () => {
// If the context is marked as complete, and is the final context,
// we're read-closed.
if (isComplete)
{
if (context != null && context.IsFinal)
{
if (verbose)
{
warn("Exiting because isComplete && context.IsFinal");
}
Environment.Exit(0);
}
if (dispatchData == null)
{
if (verbose)
{
warn($"Exiting because isComplete && data == zero; error={error}");
}
Environment.Exit(0);
}
}
if (error == null)
{
ReceiveLoop(connection);
}
};
if (dispatchData != null)
{
const int STDOUT_FILENO = 1;
DispatchIO.Write(STDOUT_FILENO, dispatchData, DispatchQueue.MainQueue, (data, stdoutError) => {
if (stdoutError != 0)
{
warn("stdout write error");
}
scheduleNext();
});
}
else
{
scheduleNext();
}
});
}
/// <summary>
/// Notifies the subshell that the terminal emited some data, eg a response to device status
/// </summary>
public override void NotifyDataEmitted(string txt)
{
var data = System.Text.Encoding.UTF8.GetBytes(txt);
DispatchIO.Write(shellFileDescriptor, DispatchData.FromByteBuffer(data), DispatchQueue.CurrentQueue, ChildProcessWrite);
}
void HandleUserInput(byte [] data)
{
DispatchIO.Write(shellFileDescriptor, DispatchData.FromByteBuffer(data), DispatchQueue.CurrentQueue, ChildProcessWrite);
}