We tried modelEditor := (RubSmalltalkMethodEditorModel new client: self). widget := modelEditor newScrolledText. widget on: self text: #sourceCodeFrom: accept: #compileSource:notifying: readSelection: #contentsSelectionFrom: menu: #sourceCodeMenu:shifted:. self addDependent: modelEditor. self when: #sourceCodeFrom: send: #setText: to: modelEditor. widget beWrapped; beForSmalltalkCode; withLineNumbers; setText: self sourceCode; setTextSelector: #halt. ^ widget