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Revision: 37240
at December 7, 2010 01:12 by yannxou
Initial Code 
-(void) viewWillDisappear:(BOOL)animated {
    if ([self.navigationController.viewControllers indexOfObject:self]==NSNotFound) {
       // back button was pressed.  We know this is true because self is no longer
       // in the navigation stack.  
    }
    [super viewWillDisappear:animated];
}
Initial URL 
http://www.comanswer.com/question/setting-action-for-back-button-in-navigation-controller
Initial Description 
Code taken from comment by 'William Jockusch' in the URL.
Initial Title 
Detect back button touch on UINavigationController
Initial Tags 
iphone
Initial Language 
iPhone