# Type Hierarchy view

This view shows the hierarchy of a type. The Type Hierarchy view consists of two panes:

- Type Hierarchy tree pane
- Member list pane (optional)

## Type Hierarchy tree pane toolbar buttons

Button | Command | Description
--- | --- | ---
| Previous Hierarchy Inputs | This menu displays a history of previously displayed type hierarchies.
| Show the Type Hierarchy | This command displays the type in its full context (i.e., superclasses and subclasses) in the Hierarchy view. To see for which type the hierarchy is shown, hover over the view title (e.g., "Types").
| Show the Supertype Hierarchy | This command displays the supertypes and the hierarchy of all implemented interfaces of the type in the Hierarchy view. The tree starts at the selected type and displays the result of traversing up the hierarchy. Note: The selected type is always at the top level, in the upper-left corner.
| Show the Subtype Hierarchy | This command displays the subtypes of the selected class and/or all implementers of the interface in the Hierarchy view. The tree starts at the selected type and displays the result of traversing down the hierarchy Note: The selected type is always at the top level, in the upper-left corner.
| Vertical View Orientation | Arranges the two panes vertically.
| Horizontal View Orientation | Arranges the two panes horizontally.
| Hierarchy View Only | Hides the member list pane.

## Member list pane toolbar buttons

The member list pane displays the members of the currently selected type in the type hierarchy tree pane.

Button | Command | Description
--- | --- | ---
| Lock View and Show Members in Hierarchy | Shows the members implementing the selected method Only types implementing the method are shown. When the view is locked, the member list pane no longer tracks the selection in the hierarchy pane above.
| Show All Inherited Members | Shows or hides all methods and fields inherited by base classes. When this option is set, the name of the type that defines the method is appended to the method name.
| Sort Members by the Defining Type | Sorts the members according to the type in which they are defined.
| Hide Fields | Shows or hides the fields.
| Hide Static Members | Shows or hides the static fields and methods.
| Hide Non-Public Members | Shows or hides the static fields and methods.

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