The Outline view toolbar buttons are available only when you have an AppBuilder procedure file open in view source mode.

The toolbar contains the following buttons:

Control Description
Section Editor Toggle Switch to the Section Editor view. See Toggle to the Section Editor mode.
Collapse All Collapse all expanded tree nodes in the Outline view.
Expand Include File Contents Display elements in include files.
Filters Display only selected element types in the Outline view. See Use Filter Preferences.
Link with Editor Enable this option to move to a declaration in the current file. Turn this option on or off by selecting (or clearing) it in the drop-down menu that appears when you click icon on the Outline view toolbar.
Note: To navigate to a specific place in the code from the Outline view, you must enable the Link with Editor option.