UITabBar 使用

[java] view plaincopy

1. UITabBar* tabBar = [[UITabBar alloc] initWithFrame:CGRectMake(40,0.0,240,70)];  
2.     [tabBar setBackgroundImage:[UIImage imageNamed:@"titlebarbg.png"]];  
3.     UITabBarItem * tabBarItem1 = [[UITabBarItem alloc] initWithTitle:@"人数" image:nil tag:0];  
4.     UITabBarItem * tabBarItem2 = [[UITabBarItem alloc] initWithTitle:@"人均" image:nil tag:1];  
5.     UITabBarItem * tabBarItem3 = [[UITabBarItem alloc] initWithTitle:@"距离" image:nil tag:2];  
6.     UITabBarItem * tabBarItem4 = [[UITabBarItem alloc] initWithTitle:@"好评" image:nil tag:3];  
7.     NSArray *tabBarItemArray = [[NSArray alloc] initWithObjects: tabBarItem1, tabBarItem2, tabBarItem3, tabBarItem4,nil];  
8.     [tabBar  setItems: tabBarItemArray];  
9.     tabBar.delegate =self;  
10.   
11. - (void)tabBar:(UITabBar *)tabBar didSelectItem:(UITabBarItem *)item  
12. {  
13.     NSLog(@"itemClick: %d",item.tag);  
14. }  

   头文件中实现：

@interface ViewController : UIViewController<UITabBarDelegate>