public static string ShowHistory(string id = "", int num = 10)
{
Shell s = Shell.GetShell(id);
if (s != null)
{
if (s.MainControl.Dispatcher.CheckAccess())
{
ShellTextControl c = s.MainControl as ShellTextControl;
if (c != null)
{
ShellTextBox b = c.GetContents;
if (b != null)
{
return(b.GetHistory(num));
}
}
}
else
{
return((string)s.MainControl.Dispatcher.Invoke(new Func <string>(() => { return ShowHistory(s.ShellId, num); })));
}
}
return("Error: no history available.");
}
public static string SetCommandPrompt(string id = "", string prompt = null)
{
Shell s = Shell.GetShell(id);
if (s != null)
{
if (s.MainControl.Dispatcher.CheckAccess())
{
ShellTextControl c = s.MainControl as ShellTextControl;
if (c != null)
{
ShellTextBox b = c.GetContents;
if (b != null)
{
if (prompt == null)
{
return(b.GetPromptPrefix());
}
prompt = prompt.Trim();
b.SetPromptPrefix(prompt);
return("");
}
}
}
else
{
return((string)s.MainControl.Dispatcher.Invoke(new Func <string>(() => { return SetCommandPrompt(s.ShellId, prompt); })));
}
}
return("Error: could not access prompt.");
}
