The upper part of the Outline view contains a filter box that allows you to focus on the relevant components. Type a text fragment in the filter box and only the components that match it are presented. For advanced usage you can use wildcard characters (*, ?) and separate multiple patterns with commas.
The following actions are available in the 
Settings menu
of the Outline view when editing in Text
mode:
Settings menu
of the Outline view when editing in Text
mode:- Filter returns exact matches
- The text filter of the Outline view returns only exact matches.
Selection
update on cursor move- Controls the synchronization between Outline view and source document. The selection in the Outline view can be synchronized with the cursor moves or the changes in the editor. Selecting one of the components from the Outline view also selects the corresponding item in the source document.
Flat presentation
mode of the filtered results- When active, the application flattens the filtered result elements to a single level.
Show
comments and processing instructions- Show/hide comments and processing instructions in the Outline view.
Show
element name- Show/hide element name.
Show
text- Show/hide additional text content for the displayed elements.
Show
attributes- Show/hide attribute values for the displayed elements. The displayed attribute values can be changed from the Outline preferences panel.
Configure displayed
attributes- Displays the XML Structured Outline preferences page.