自定义标题栏

主要类
FootBar.h

#import <UIKit/UIKit.h>#import "FootBarItem.h"@interface FootBar : UIScrollView-(void) setDataScoure:(NSArray *)footBarItems withTitleNortalColor:(UIColor *)nortalColor withTitleSelectColor:(UIColor *)selectColor;-(void) selectPosition:(int) position;@end

FootBar.m

////  FootBar.m//  TyApp////  Created by TY-DENG on 17/5/16.//  Copyright © 2017年 Lin. All rights reserved.//#import "FootBar.h"#import "FootBarItem.h"@implementation FootBar{    NSArray *dataScoure;    UIColor *titleSelectColor;    UIColor *titleNortalColor;    int oldSelectPosition;}-(void) setDataScoure:(NSArray *)footBarItems withTitleNortalColor:(UIColor *)nortalColor withTitleSelectColor:(UIColor *)selectColor{    dataScoure = footBarItems;    titleSelectColor = selectColor;    titleNortalColor = nortalColor;    oldSelectPosition = -1;    [self setView];}-(void) setView{    int wid = self.frame.size.width/dataScoure.count;    for (int i =0; i<dataScoure.count; i++) {        FootBarItem *item = dataScoure[i];        UIButton *button = [[UIButton alloc] initWithFrame:CGRectMake(wid*i, 0, wid, self.frame.size.height)];        UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake((wid-18)/2, 4, 20, 20)];        [button setTag:1000+i];        [imageView setImage:[UIImage imageNamed:item.imageNortalName]];        [imageView setTag:2000+i];        [button addSubview:imageView];        UILabel *title = [[UILabel alloc] initWithFrame:CGRectMake(0, 24, wid, 20)];        [title setText:item.title];        [title setFont:[UIFont systemFontOfSize:13]];        [title setTextColor:titleNortalColor];        [title setTextAlignment:NSTextAlignmentCenter];        [title setTag:3000+i];        [button addTarget:self action:@selector(butonAction:) forControlEvents:UIControlEventTouchUpInside];        [button addSubview:title];        [self addSubview:button];    }}-(void) selectPosition:(int) position{    if (oldSelectPosition >= 0) {        //设置原来被选择的状态        FootBarItem *item0 = dataScoure[oldSelectPosition];        UIButton *button0 = [self viewWithTag:1000+oldSelectPosition];        UIImageView *iamgeView0 = [button0 viewWithTag:2000+oldSelectPosition];        if (iamgeView0) {            [iamgeView0 setImage:[UIImage imageNamed:item0.imageNortalName]];        }        UILabel *title0 = [button0 viewWithTag:3000+oldSelectPosition];        if (title0) {            [title0 setTextColor:titleNortalColor];        }    }    //设置新选择的状态    FootBarItem *item = dataScoure[position];    UIButton *button = [self viewWithTag:1000+position];    UIImageView *iamgeView = [button viewWithTag:2000+position];    if (iamgeView) {        [iamgeView setImage:[UIImage imageNamed:item.imageSelectName]];    }    UILabel *title = [button viewWithTag:3000+position];    if (title) {        [title setTextColor:titleSelectColor];    }    oldSelectPosition = position;   //在这里可以创建代理，实现回调，当然使用Block也是可以的。}-(void) butonAction:(UIButton *) sender{    [self selectPosition:((int)sender.tag - 1000)];}@end

适配工具类
FootBarItem.h

#import <Foundation/Foundation.h>@interface FootBarItem : NSObject@property (strong,nonatomic) NSString *title;@property (strong,nonatomic) NSString *imageSelectName;@property (strong,nonatomic) NSString *imageNortalName;-(id) initWithTitile:(NSString *) title withNortalImageName:(NSString *) nortalImageName withSelectImageName:(NSString *)selectImageName;@end

FootBarItem.m

////  FootBarItem.m//  TyApp////  Created by TY-DENG on 17/5/16.//  Copyright © 2017年 Lin. All rights reserved.//#import "FootBarItem.h"@implementation FootBarItem-(id) initWithTitile:(NSString *) title withNortalImageName:(NSString *) nortalImageName withSelectImageName:(NSString *)selectImageName{    self = [super init];    self.title = title;    self.imageNortalName = nortalImageName;    self.imageSelectName = selectImageName;    return self;}@end