Service Studio 6.0 Help
The Widget Tree, in the Web Screen Editor, displays a tree view of all widgets (Combination of the words: Window and Object. Used to presents dynamic content in your screens.) on the web screen: from the outermost ones to the one that is currently selected on the Web Content Canvas.
Use the Widget Tree to select any widget on the web screen and easily navigate through all widgets on the web screen.
The picture below displays a web screen with a selected Expression widget.
Once a widget is selected, you can manage its properties in the Property pane of your workspace.
Web Screen Editor | Widgets