Chapter 15. Using Alert Panels

Occasionally, you will want to warn the user about something by means of an Alert panel. Alert panels are easy to create. Most things in Cocoa are object oriented, but showing a modal Alert panel is typically done with a C function: NSRunAlertPanel(). Here is the declaration:

int NSRunAlertPanel(NSString *title, NSString *msg,
       NSString *defaultButton, NSString *alternateButton,
       NSString *otherButton, ...);