public void execute(jetbrains.mps.openapi.editor.EditorContext context) { EditorComponent editorComponent = ((EditorComponent) context.getEditorComponent()); EditorCell target = findTarget(editorComponent); if (target instanceof EditorCell_Label) { EditorCell_Label label = (EditorCell_Label) target; label.end(); editorComponent.resetLastCaretX(); } editorComponent.changeSelection(target); }