UINavigationControll中自定义返回按钮
前者在主视图中:
UIBarButtonItem *temporaryBarButtonItem = [[UIBarButtonItem alloc] init];
? ? temporaryBarButtonItem.title = @"Back";
? ???self.navigationItem.backBarButtonItem = temporaryBarButtonItem;
? ???[temporaryBarButtonItem release];
?
后者在子视图中:self.navigationItem.hidesBackButton = YES;//隐藏返回按钮
