#import "DJHomeViewController.h"#import "DJConstantValue.h"#import "DJNavTopItem.h"@implementation DJHomeViewController- (instancetype)init {    UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];    return [self initWithCollectionViewLayout:layout];}- (void)viewDidLoad {    [super viewDidLoad];    self.collectionView.backgroundColor = DJColor(230, 230, 230);        [self setupRightNavItem];    [self setupLeftNavItem];}/** 设置导航栏右侧内容 */- (void)setupRightNavItem {    // 地图    UIBarButtonItem *mapItem = [UIBarButtonItem itemWithTarget:self action:nil image:@"icon_map" highlighImage:@"icon_map_highlighted"];    mapItem.customView.width = 50;//    mapItem.customView.backgroundColor = [UIColor redColor];        // 搜索    UIBarButtonItem *searchItem = [UIBarButtonItem itemWithTarget:self action:nil image:@"icon_search" highlighImage:@"icon_search_highlighted"];    searchItem.customView.width = 50;//    searchItem.customView.backgroundColor = [UIColor greenColor];    self.navigationItem.rightBarButtonItems = @[mapItem,searchItem];}/** 设置导航栏左侧内容 */- (void)setupLeftNavItem {    UIImageView *logoView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"icon_meituan_logo"]];    UIBarButtonItem *logoItem = [[UIBarButtonItem alloc] initWithCustomView:logoView];            DJNavTopItem *item01 = [DJNavTopItem item];    UIBarButtonItem *item1 = [[UIBarButtonItem alloc] initWithCustomView:item01];        DJNavTopItem *item02 = [DJNavTopItem item];    UIBarButtonItem *item2 = [[UIBarButtonItem alloc] initWithCustomView:item02];        DJNavTopItem *item03 = [DJNavTopItem item];    UIBarButtonItem *item3 = [[UIBarButtonItem alloc] initWithCustomView:item03];        self.navigationItem.leftBarButtonItems = @[logoItem,item1,item2,item3];        }@end