• Setting the Data Source

• Working with Expandability

• Expanding and Collapsing the Outline

• Redisplaying Information

• Converting Between Items and Rows

• Working with the Outline Column

• Working with Indentation

• Working with Persistence

• Supporting Drag and Drop

• Getting the Parent for an Item

• Getting the Frame for a Cell

• Supporting Type Select

• Working with Tooltips

• Handling Selection

• Displaying Cells

• Moving and Resizing Columns

• Editing Items

• Working with Table Columns

• Returning Row Height Information

• Customizing Tracking Support

• Grouping Rows

• autoresizesOutlineColumn

• autosaveExpandedItems

• collapseItem:

• collapseItem:collapseChildren:

• dataSource

• expandItem:

• expandItem:expandChildren:

• frameOfOutlineCellAtRow:

• indentationMarkerFollowsCell

• indentationPerLevel

• isExpandable:

• isItemExpanded:

• itemAtRow:

• levelForItem:

• levelForRow:

• outlineTableColumn

• parentForItem:

• reloadItem:

• reloadItem:reloadChildren:

• rowForItem:

• setAutoresizesOutlineColumn:

• setAutosaveExpandedItems:

• setDataSource:

• setDropItem:dropChildIndex:

• setIndentationMarkerFollowsCell:

• setIndentationPerLevel:

• setOutlineTableColumn:

• shouldCollapseAutoExpandedItemsForDeposited:

• outlineView:dataCellForTableColumn:item:

• outlineView:didClickTableColumn:

• outlineView:didDragTableColumn:

• outlineView:heightOfRowByItem:

• outlineView:isGroupItem:

• outlineView:mouseDownInHeaderOfTableColumn:

• outlineView:nextTypeSelectMatchFromItem:toItem:forString:

• outlineView:selectionIndexesForProposedSelection:

• outlineView:shouldCollapseItem:

• outlineView:shouldEditTableColumn:item:

• outlineView:shouldExpandItem:

• outlineView:shouldSelectItem:

• outlineView:shouldSelectTableColumn:

• outlineView:shouldShowCellExpansionForTableColumn:item:

• outlineView:shouldTrackCell:forTableColumn:item:

• outlineView:shouldTypeSelectForEvent:withCurrentSearchString:

• outlineView:toolTipForCell:rect:tableColumn:item:mouseLocation:

• outlineView:typeSelectStringForTableColumn:item:

• outlineView:willDisplayCell:forTableColumn:item:

• outlineView:willDisplayOutlineCell:forTableColumn:item:

• outlineViewColumnDidMove:

• outlineViewColumnDidResize:

• outlineViewItemDidCollapse:

• outlineViewItemDidExpand:

• outlineViewItemWillCollapse:

• outlineViewItemWillExpand:

• outlineViewSelectionDidChange:

• outlineViewSelectionIsChanging:

• selectionShouldChangeInOutlineView:

• Drop on Item Index

• NSOutlineViewColumnDidMoveNotification

• NSOutlineViewColumnDidResizeNotification

• NSOutlineViewItemDidCollapseNotification

• NSOutlineViewItemDidExpandNotification

• NSOutlineViewItemWillCollapseNotification

• NSOutlineViewItemWillExpandNotification

• NSOutlineViewSelectionDidChangeNotification

• NSOutlineViewSelectionIsChangingNotification