// Tab across to the next stop, or perform tab completion.
private void Tab()
{
if (TabComplete == null)
{
// Add the TAB character and repaint the line.
AddChar('\t');
}
else
{
if (_state != ReadlineState.Completing)
{
CollectLastWord('\0');
_state = ReadlineState.Completing;
}
// Perform tab completion and insert the results.
var e = new TabCompleteEventArgs(_lastWord.ToString(), ++_tabCount);
TabComplete(this, e);
if (e.Insert != null)
{
_savePosn = _posn;
// Insert the value that we found.
var saveOverwrite = _overwrite;
_overwrite = false;
_savePosn = e.Insert.Length;
_state = ReadlineState.Completing;
foreach (var ch in e.Insert)
{
AddChar(ch);
}
_overwrite = saveOverwrite;
}
else if (e.Alternatives != null && e.Alternatives.Length > 0)
{
// Print the alternatives for the user.
_savePosn = _posn;
EndLine();
PrintAlternatives?.Invoke(this, new PrintAlternativesEventArgs(e.Alternatives));
WritePrompt?.Invoke(this, EventArgs.Empty);
_posn = _savePosn;
_state = ReadlineState.Completing;
Redraw();
}
else
{
if (e.Error)
{
ResetComplete(ReadlineState.MoreInput);
}
// No alternatives, or alternatives not supplied yet.
Console.Beep();
}
}
}
private void ReadlineOnTabComplete(object sender, TabCompleteEventArgs e)
{
var buff = ((Readline.Readline)sender).LineBuffer;
lock (_lock)
{
var complete = _container.CompleteInput(this, buff).ToArray();
if (complete.Length == 1)
{
e.Output = complete.First() + " ";
}
else if (complete.Length > 1)
{
e.Alternatives = complete;
}
}
}
// Tab across to the next stop, or perform tab completion.
private void Tab()
{
if (TabComplete == null)
{
// Add the TAB character and repaint the line.
AddChar('\t');
}
else
{
if (_state != ReadlineState.Completing)
{
CollectLastWord('\0');
_state = ReadlineState.Completing;
}
// Perform tab completion and insert the results.
var e = new TabCompleteEventArgs(_lastWord.ToString(), ++_tabCount);
TabComplete(this, e);
if (e.Insert != null)
{
_savePosn = _posn;
// Insert the value that we found.
var saveOverwrite = _overwrite;
_overwrite = false;
_savePosn = e.Insert.Length;
_state = ReadlineState.Completing;
foreach (var ch in e.Insert)
{
AddChar(ch);
}
_overwrite = saveOverwrite;
}
else if (e.Alternatives != null && e.Alternatives.Length > 0)
{
// Print the alternatives for the user.
_savePosn = _posn;
EndLine();
PrintAlternatives?.Invoke(this, new PrintAlternativesEventArgs(e.Alternatives));
WritePrompt?.Invoke(this, EventArgs.Empty);
_posn = _savePosn;
_state = ReadlineState.Completing;
Redraw();
}
else
{
if (e.Error)
{
ResetComplete(ReadlineState.MoreInput);
}
// No alternatives, or alternatives not supplied yet.
Console.Beep();
}
}
}
