Returns a whether the specified item should display the outline cell (the disclosure triangle).
Original signature is '- (BOOL)outlineView:(NSOutlineView *)outlineView shouldShowOutlineCellForItem:(id)item'
Available in Mac OS X v10.6 and later.

C# | Visual Basic | Visual C++ |
public event NSOutlineView..::..OutlineViewShouldShowOutlineCellForItemEventHandler OutlineViewShouldShowOutlineCellForItem
Public Event OutlineViewShouldShowOutlineCellForItem As NSOutlineView..::..OutlineViewShouldShowOutlineCellForItemEventHandler
public: event NSOutlineView..::..OutlineViewShouldShowOutlineCellForItemEventHandler^ OutlineViewShouldShowOutlineCellForItem { void add (NSOutlineView..::..OutlineViewShouldShowOutlineCellForItemEventHandler^ value); void remove (NSOutlineView..::..OutlineViewShouldShowOutlineCellForItemEventHandler^ value); }

YES if the outline cell should be displayed, otherwise NO.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later)