Allows the delegate to provide an array of appropriate completions for the contents of the receiver.
Original signature is '- (NSArray *)tokenField:(NSTokenField *)tokenField completionsForSubstring:(NSString *)substring indexOfToken:(NSInteger)tokenIndex indexOfSelectedItem:(NSInteger *)selectedIndex'
Available in Mac OS X v10.4 and later.

C# | Visual Basic | Visual C++ |
public event NSTokenField..::..TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItemEventHandler TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItem
Public Event TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItem As NSTokenField..::..TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItemEventHandler
public: event NSTokenField..::..TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItemEventHandler^ TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItem { void add (NSTokenField..::..TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItemEventHandler^ value); void remove (NSTokenField..::..TokenFieldCompletionsForSubstringIndexOfTokenIndexOfSelectedItemEventHandler^ value); }

An array of strings that are possible completions.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)