自定义标签控制器

自定义标签控制器的基类用其他标签控制器来继承于他

MyTabbarController

#define TabBarButtonNumber 5
#define TabBarButtonHight 64

#import <UIKit/UIKit.h>

@interface MyTabbarController : UITabBarController

@end

@interface MyTabbarController ()
@property (nonatomic, strong) UIView *myTabBar;
@property (nonatomic, retain) NSArray *normalImageNameArray;
@property (nonatomic, retain) NSArray *selectedImageNameArray;
@end

@implementation MyTabbarController

- (void)viewDidLoad {
[super viewDidLoad];
NSArray *normalImageNameArray = @[@"1000-0.png", @"1001-0.png", @"1002-0.png", @"1003-0.png", @"1004-0.png"];
NSArray *selectedImageNameArray = @[@"1000-1.png", @"1001-1.png", @"1002-1.png", @"1003-1.png", @"1004-1.png"];
self.normalImageNameArray = normalImageNameArray;
self.selectedImageNameArray = selectedImageNameArray;
self.tabBar.hidden = YES;
[self.view addSubview:self.myTabBar];
}

- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
}

#pragma mark -- Getter
-(UIView *)myTabBar{
//宏定义按钮的数量与高度
CGFloat X = TabBarButtonNumber;
CGFloat btnHight = TabBarButtonHight;

if (!_myTabBar) {
_myTabBar = [[UIView alloc]initWithFrame:CGRectMake(0, KScreen_H-64, KScreen_W, 64)];
for (int i = 0; i<X; i++) {
UIButton *btn = [UIButton buttonWithType:UIButtonTypeCustom];
btn.frame = CGRectMake((KScreen_W/X)*(i), 0, KScreen_W/X, btnHight);
NSString *normalImageName = self.normalImageNameArray[i];
NSString *selectedImageName = self.selectedImageNameArray[i];
[btn setImage:IMAGE(normalImageName) forState:UIControlStateNormal];
[btn setImage:IMAGE(selectedImageName) forState:UIControlStateSelected];
[_myTabBar addSubview:btn];
if (btn.selected ==YES) {
[btn setImage:IMAGE(normalImageName) forState:UIControlStateNormal];
[btn setImage:IMAGE(normalImageName) forState:UIControlStateHighlighted];
}else{
[btn setImage:IMAGE(selectedImageName) forState:UIControlStateHighlighted];
[btn setImage:IMAGE(selectedImageName) forState:UIControlStateHighlighted|UIControlStateSelected];
}

[btn addTarget:self action:@selector(action_Btn:) forControlEvents:UIControlEventTouchDown];
btn.tag = i+1000;
}
}
return _myTabBar;
}
//让btn和tabBar联系起来
-(void)action_Btn:(UIButton *)sender{

self.selectedIndex = sender.tag - 1000;

}

#pragma mark -- Setter

// 遍历改变btn状态
-(void)setSelectedIndex:(NSUInteger)selectedIndex{
[super setSelectedIndex:selectedIndex];
for (int i = 1000; i<1005; ++i) {
UIButton *btn = [self.myTabBar viewWithTag:i];
if (i == selectedIndex+1000) {
btn.selected = YES;
}else{
btn.selected = NO;
}
}
}

- (void)viewDidLoad {
[super viewDidLoad];
NSMutableArray *tabbarviewvcs = [NSMutableArray arrayWithCapacity:TabBarButtonNumber];
RecordViewController *recordvc1 = [[RecordViewController alloc]init];
[tabbarviewvcs addObject:recordvc1];
AccessViewController *recordvc2 = [[AccessViewController alloc]init];
[tabbarviewvcs addObject:recordvc2];
MedicineViewController *recordvc3 = [[MedicineViewController alloc]init];
[tabbarviewvcs addObject:recordvc3];
KnowlageViewController *recordvc4 = [[KnowlageViewController alloc]init];

[tabbarviewvcs addObject:recordvc4];
seedoctorViewController *recordvc5 = [[seedoctorViewController alloc]init];
[tabbarviewvcs addObject:recordvc5];
self.viewControllers = tabbarviewvcs;
}