public GrammarWindow() {
createTextEditor();
createStatusBar();
resetAutoCompletion();
syntaxDiagramTab = new SyntaxDiagramTab(this);
interpreterTab = new InterpreterTab(this);
debuggerTab = new DebuggerTab(new GrammarDebuggerDelegate(this));
consoleTab = new ConsoleTab(this);
consoleTab.makeCurrent();