自定义导航栏－－用法一-白红宇

自定义导航栏－－用法一

阅读量：5840 次

发布时间：2019-06-18

本文共 2370 字，大约阅读时间需要 7 分钟。

#pragma mark------------------------#pragma mark------------------------自定义导航    self.title=@"外卖";        UITapGestureRecognizer *tapLeft = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(changeCity)];    UIView *leftItemView =[[UIView alloc]initWithFrame:CGRectMake(0, 0, iPhoneWidth/7, 30)];    [leftItemView addGestureRecognizer:tapLeft];    leftItemView.backgroundColor = [UIColor redColor];    UIButton *locationBtn = [UIButton buttonWithType:UIButtonTypeCustom];    locationBtn.frame = CGRectMake(30, 0, 30, 30);    [locationBtn setImage:[UIImage imageNamed:@"pulldownIcon"] forState:UIControlStateNormal];    [locationBtn addTarget:self action:@selector(changeCity) forControlEvents:UIControlEventTouchUpInside];    [leftItemView addSubview:locationBtn];    self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc]initWithCustomView:leftItemView];            UILabel *cityNameLab=[UILabel new];//[[UILabel alloc]initWithFrame:CGRectMake(0,10, 80, 50)];    [leftItemView addSubview:cityNameLab];    cityNameLab.font=[UIFont systemFontOfSize:14];//51px    cityNameLab.text=@"杭州";    cityNameLab.textAlignment=NSTextAlignmentRight;    //WEAKSELF(ws);    [cityNameLab makeConstraints:^(MASConstraintMaker *make) {        make.right.equalTo(locationBtn.mas_left).with.offset(0);        make.centerY.equalTo(locationBtn.mas_centerY);        make.width.equalTo(@60);        make.height.equalTo(@40);    }];            #pragma mark--------------------------------------------------------------------    UITapGestureRecognizer *tapRight = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(gotoSearchVC)];    UIView *rightItemView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, iPhoneWidth/7, 30)];    [rightItemView addGestureRecognizer:tapRight];    rightItemView.backgroundColor = [UIColor redColor];    UIButton *searchBtn = [UIButton buttonWithType:UIButtonTypeCustom];    searchBtn.frame = CGRectMake(30, 0, 30, 30);    [searchBtn setImage:[UIImage imageNamed:@"search_icon"] forState:UIControlStateNormal];    [searchBtn addTarget:self action:@selector(gotoSearchVC) forControlEvents:UIControlEventTouchUpInside];    [rightItemView addSubview:searchBtn];    self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc]initWithCustomView:rightItemView];