Navigate through a diagram with Structure view
To navigate through a diagram, follow these general steps
Press Ctrl+F12. The menu of diagram elements pops up.
Use the arrow keys to select the desired diagram element, and press Enter. The selected diagram node element becomes active.
Press Enter once more. The first member of an element gets the focus.
The following actions are available:
Pressing Enter toggles the focus between a diagram element and its members.
When a diagram element has the focus, use the arrow keys to jump between elements.
When a member has the focus, use the vertical arrow keys to navigate through an element to the desired member.
Having selected an element or a member, navigate to the underlying source code.