/// <summary>
/// Proofs if all executioners have finished working before it calls a method to stop the application.
/// </summary>
/// <param name="sender">The sending object.</param>
/// <param name="eventArgs">The key the user pressed.</param>
/// <exception cref="ArgumentNullException">
/// If eventArgs is null.
/// </exception>
private void CheckIfExecutionersFinished(object sender, OnKeyPressedEventArgs eventArgs)
{
if (eventArgs == null)
{
throw new ArgumentNullException();
}
bool result = true;
foreach (Executioner executioner in this.executioners)
{
if (result)
{
result = executioner.IsFinished;
}
else
{
break;
}
}
if (result)
{
this.TerminateApplication();
}
}
/// <summary>
/// Fires the <see cref="OnKeyPressed"/> event.
/// </summary>
/// <param name="e">The arguments for the event.</param>
protected virtual void FireOnKeyPressed(OnKeyPressedEventArgs e)
{
if (this.OnKeyPressed != null)
{
this.OnKeyPressed(this, e);
}
}
/// <summary>
/// Is responsible for the correct work off of the key the user pressed.
/// </summary>
/// <param name="sender">The sending object.</param>
/// <param name="eventArgs">The key the user pressed.</param>
/// <exception cref="ArgumentNullException">
/// If eventArgs is null.
/// </exception>
public void UseKey(object sender, OnKeyPressedEventArgs eventArgs)
{
if (eventArgs == null)
{
throw new ArgumentNullException();
}
ConsoleKeyInfo cki = eventArgs.KeyInfo;
switch (cki.Key)
{
case ConsoleKey.Enter:
if (!string.IsNullOrWhiteSpace(this.handler.Text))
{
IEditorCommand command = this.parser.Parse(this.handler.Text);
this.errorMessage.Message = string.Empty;
if (command == null)
{
this.errorMessage.Message = "This is not a valid command.";
}
else
{
try
{
this.handler.Text = string.Empty;
this.handler.Accept(command);
this.user.Accept(command);
}
catch
{
this.errorMessage.Accept(command);
}
}
}
if (this.user.EditingIsFinished)
{
this.keyBoardWatcher.OnKeyPressed -= this.UseKey;
this.InitializeExecution();
this.keyBoardWatcher.OnKeyPressed += this.CheckIfExecutionersFinished;
}
break;
default:
this.errorMessage.Message = string.Empty;
this.handler.Start(cki);
break;
}
this.handler.Accept(this.editorRenderer);
this.errorMessage.Accept(this.editorRenderer);
}
