The tool bar is a context-sensitive set of controls to use on list items presented in
the content area.
The toolbar provides a content-sensitive set of choices based on the operations supported in
the content area, it always contains the following common tools:
- Action List- Opens a pin-able series of actions for the Content Area.
- Add/Pick List Item- This context sensitive command will create a new list item or launch
the item picker control.
- Filter List Item- Use this control to open the filter control, allowing you to apply
filters to the list items in the content area.