Returns whether the contents of the specified column are valid.
Original signature is '- (BOOL)browser:(NSBrowser *)sender isColumnValid:(NSInteger)column'
Available in Mac OS X v10.0 and later.

C# | Visual Basic | Visual C++ |
public event NSBrowser..::..BrowserIsColumnValidEventHandler BrowserIsColumnValid
Public Event BrowserIsColumnValid As NSBrowser..::..BrowserIsColumnValidEventHandler
public: event NSBrowser..::..BrowserIsColumnValidEventHandler^ BrowserIsColumnValid { void add (NSBrowser..::..BrowserIsColumnValidEventHandler^ value); void remove (NSBrowser..::..BrowserIsColumnValidEventHandler^ value); }

YES if the column’s contents are valid; otherwise, NO. If NO is returned, sender reloads the column.

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