Sent to the delegate to determine whether the browser can attempt to initiate a drag of the specified rows for the specified event.
Original signature is '- (BOOL)browser:(NSBrowser *)browser canDragRowsWithIndexes:(NSIndexSet *)rowIndexes inColumn:(NSInteger)column withEvent:(NSEvent *)event'
Available in Mac OS X v10.5 and later.

C# | Visual Basic | Visual C++ |
public delegate bool BrowserCanDragRowsWithIndexesInColumnWithEventEventHandler( NSBrowser browser, NSIndexSet rowIndexes, NSInteger column, NSEvent event )
Public Delegate Function BrowserCanDragRowsWithIndexesInColumnWithEventEventHandler ( _ browser As NSBrowser, _ rowIndexes As NSIndexSet, _ column As NSInteger, _ event As NSEvent _ ) As Boolean
public delegate bool BrowserCanDragRowsWithIndexesInColumnWithEventEventHandler( NSBrowser^ browser, NSIndexSet^ rowIndexes, NSInteger column, NSEvent^ event )

- browser (NSBrowser)
- The browser.
- rowIndexes (NSIndexSet)
- The rows the user is dragging.
- column (NSInteger)
- The column containing the rows the user is dragging.
- event (NSEvent)
- The drag event.

YES to allow the drag operation; NO to disallow it.

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