jixin_new/shiku_im/controller/表头公告/JLSubCollectionView.m

//
//  JLSubCollectionView.m
//  OnlyViewControllerLink
//
//  Created by JayLuo on 2020/4/25.
//  Copyright © 2020 朱伟阁. All rights reserved.
//

#import "JLSubCollectionView.h"
#import "JLSubCell.h"
#import "UILabel+Size.h"

@interface JLSubCollectionView ()<UICollectionViewDelegateFlowLayout,UICollectionViewDelegate,UICollectionViewDataSource>
@property(nonatomic, strong)UICollectionView *nodeCV;
@property (nonatomic,strong) NSMutableArray *dataArr;
@end

@implementation JLSubCollectionView

static NSString * const reuseIdentifier = @"Cell";

- (instancetype)initWithFrame:(CGRect)frame contentType:(NSString *)contentType selfVc:(JLSubCollectionView *)selfVc{
    self = [super initWithFrame:frame];
    if(self){
        _self=selfVc;
        _contentType=contentType;
        _currentPageIndex=1;
        _dataSource=[[NSMutableArray alloc] initWithCapacity:0];
        //
        
        _cv=self.nodeCV;
//        _cv.backgroundColor=UICOLOR_RANDOM;
        [self addSubview:_cv];
        //暂时没用上 监听回调刷新数据可以加上
        //[[NSNotificationCenter defaultCenter ] addObserver:self selector:@selector(backLast) name:@"ReloadProdctData" object:nil];
    }
    return self;
}

- (void)setModel:(JLSelectModel *)model {
    if (_nineAndTenStr==10) {
        _dataArr=[NSMutableArray arrayWithObjects:@"og1k3",@"og1k3",@"og1k3",@"sc",@"sc",@"sc",@"jlffc",@"jlffc",@"ft", nil];
        
    }else{
        _dataArr=[NSMutableArray arrayWithObjects:@"sc",@"og1k3",@"jlffc",@"sc",@"ft",@"jlffc",@"sc",@"K3",@"sc",@"K3", nil];
        
        
        
    }
    _model = model;
}

-(UICollectionView *)nodeCV{
    if(!_nodeCV){
        UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc]init];
        layout.sectionInset = UIEdgeInsetsMake(0, 10, 0, 10);
        layout.minimumLineSpacing = 10;
        layout.minimumInteritemSpacing = 10;
        layout.scrollDirection = UICollectionViewScrollDirectionVertical;
        layout.itemSize = CGSizeMake((self.bounds.size.width-50)/3, 77);
        _nodeCV = [[UICollectionView alloc]initWithFrame:CGRectMake(0, 20, self.bounds.size.width, self.bounds.size.height) collectionViewLayout:layout];
        _nodeCV.backgroundColor = [UIColor whiteColor];
        _nodeCV.showsHorizontalScrollIndicator = NO;
        _nodeCV.showsVerticalScrollIndicator=YES;
        
        _nodeCV.bounces = NO;
        _nodeCV.delegate = self;
        _nodeCV.dataSource = self;
        _nodeCV.showsHorizontalScrollIndicator = NO;
//        [_nodeCV registerClass:[JLSubCell class] forCellWithReuseIdentifier:NSStringFromClass([JLSubCell class])];
        [_nodeCV registerNib:[UINib nibWithNibName:NSStringFromClass([JLSubCell class]) bundle:nil] forCellWithReuseIdentifier:NSStringFromClass([JLSubCell class])];
    }
    return _nodeCV;
}

- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView
{
    return 1;
}

- (NSInteger)collectionView:(nonnull UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    return _model.data.count;
}

- (nonnull __kindof UICollectionViewCell *)collectionView:(nonnull UICollectionView *)collectionView cellForItemAtIndexPath:(nonnull NSIndexPath *)indexPath {
    JLSubCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([JLSubCell class]) forIndexPath:indexPath];
    JLSelectItemModel *model = _model.data[indexPath.row];
    cell.label.text = [NSString stringWithFormat:@"%@", model.subName];
    cell.headIMGx.image=[UIImage imageNamed:_dataArr[indexPath.row]];
    return cell;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
{
    NSLog(@"%@选中了%ld个", _contentType,indexPath.row);
    // 回调
    if ([self.delegate respondsToSelector:@selector(subCollection:didSelectedItemindexPath:model:)]) {
        [self.delegate subCollection:self didSelectedItemindexPath:indexPath model:_model];
    }
    
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    JLSelectItemModel *model = _model.data[indexPath.row];
    CGFloat width = [UILabel getWidthWithTitle:model.subName font:[UIFont systemFontOfSize:13]];
    CGFloat height = [UILabel getHeightByWidth:width title:model.subName font:[UIFont systemFontOfSize:13]];
    return CGSizeMake((self.bounds.size.width-50)/3, 77);
}


@end