public ScriptOutputStream(ScriptOutput gui, ScriptEngine engine)
{
_gui = gui;
_engine = engine;
_gui.txtStdOut.KeyPress += KeyPressEventHandler;
_gui.txtStdOut.KeyDown += KeyDownEventHandler;
_gui.Closing += ClosingEventHandler;
_gui.Closed += ClosedEventHandler;
_gui.txtStdOut.Focus();
_completedLines = new Queue<MemoryStream>();
_inputBuffer = new MemoryStream();
_bomCharsLeft = 3; //0xef, 0xbb, 0xbf for UTF-8 (see http://en.wikipedia.org/wiki/Byte_order_mark#Representations_of_byte_order_marks_by_encoding)
}
/// <summary>
/// Run the script and print the output to a new output window.
/// </summary>
public int ExecuteScript(string source)
{
try
{
var engine = IronPython.Hosting.Python.CreateEngine();
ScriptScope scope;
SetupEnvironment(engine, out scope);
var scriptOutput = new ScriptOutput();
scriptOutput.Show();
var outputStream = new ScriptOutputStream(scriptOutput, engine);
scope.SetVariable("__window__", scriptOutput);
engine.Runtime.IO.SetOutput(outputStream, Encoding.UTF8);
engine.Runtime.IO.SetErrorOutput(outputStream, Encoding.UTF8);
engine.Runtime.IO.SetInput(outputStream, Encoding.UTF8);
var script = engine.CreateScriptSourceFromString(source, SourceCodeKind.Statements);
try
{
script.Execute(scope);
_message = (scope.GetVariable("__message__") ?? "").ToString();
return (int)(scope.GetVariable("__result__") ?? Result.Succeeded);
}
catch (SystemExitException)
{
// ok, so the system exited. That was bound to happen...
return (int)Result.Succeeded;
}
catch (Exception exception)
{
// show (power) user everything!
_message = exception.ToString();
return (int)Result.Failed;
}
}
catch (Exception ex)
{
_message = ex.ToString();
return (int)Result.Failed;
}
}
