Files
peko-ios/YuMi/Modules/YMNewHome/View/PIHoemCategoryCollectionView.m
2024-02-26 17:18:21 +08:00

105 lines
4.4 KiB
Objective-C

//
// PIHoemCategoryCollectionView.m
// YuMi
//
// Created by duoban on 2024/2/21.
//
#import "PIHoemCategoryCollectionView.h"
#import "PIHomeCategoryTitleModel.h"
#import "PIHoemCategoryTitleCell.h"
@interface PIHoemCategoryCollectionView()<UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout>
@property(nonatomic,strong) UICollectionView *pi_collectionView;
@end
@implementation PIHoemCategoryCollectionView
-(instancetype)initWithFrame:(CGRect)frame{
self = [super initWithFrame:frame];
if(self){
[self installUI];
[self installConstraints];
}
return self;
}
-(void)installUI{
[self addSubview:self.pi_collectionView];
}
-(void)installConstraints{
[self.pi_collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
make.edges.equalTo(self);
}];
}
-(void)setTitleList:(NSMutableArray *)titleList{
_titleList = titleList;
[self.pi_collectionView reloadData];
}
#pragma mark- UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section{
return self.titleList.count;
}
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath{
PIHomeCategoryTitleModel *model = [self.titleList safeObjectAtIndex1:indexPath.row];
CGFloat width = model.isChecked ? model.checkedWidth : model.noCheckedWidth;
return CGSizeMake(width + kGetScaleWidth(10), kGetScaleWidth(44));
}
- (__kindof UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{
PIHoemCategoryTitleCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([PIHoemCategoryTitleCell class]) forIndexPath:indexPath];
PIHomeCategoryTitleModel *model = [self.titleList safeObjectAtIndex1:indexPath.row];
cell.tagModel = model;
return cell;
}
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
for (PIHomeCategoryTitleModel *model in self.titleList) {
model.isChecked = NO;
}
PIHomeCategoryTitleModel *selectModel = [self.titleList safeObjectAtIndex1:indexPath.row];
selectModel.isChecked = YES;
[self.pi_collectionView reloadData];
if(self.delegate && [self.delegate respondsToSelector:@selector(pi_didSelectItemAtIndex:)]){
[self.delegate pi_didSelectItemAtIndex:indexPath.row];
}
// int i = [selectModel.id isEqualToString:@"-1"] ? 0 : 1;
// if(self.scrolledHandle){
// self.scrolledHandle(i);
// }
}
- (void)setIndex:(NSInteger)index{
_index = index;
for (int i = 0; i < self.titleList.count; i++) {
PIHomeCategoryTitleModel *model = [self.titleList safeObjectAtIndex1:i];
model.isChecked = NO;
}
PIHomeCategoryTitleModel *curModel = [self.titleList safeObjectAtIndex1:_index];
curModel.isChecked = YES;
[self.pi_collectionView reloadData];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[self.pi_collectionView scrollToItemAtIndexPath:[NSIndexPath indexPathForRow:index inSection:0] atScrollPosition:UICollectionViewScrollPositionCenteredHorizontally animated:YES];
});
}
#pragma mark - 懒加载
- (UICollectionView *)pi_collectionView{
if (!_pi_collectionView) {
UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
layout.minimumLineSpacing = kGetScaleWidth(10);
layout.minimumInteritemSpacing = kGetScaleWidth(10);
layout.scrollDirection = UICollectionViewScrollDirectionHorizontal;
layout.sectionInset = UIEdgeInsetsMake(0, kGetScaleWidth(10), 0, kGetScaleWidth(10));
_pi_collectionView = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
_pi_collectionView.dataSource = self;
_pi_collectionView.delegate = self;
_pi_collectionView.tag = 98777;
_pi_collectionView.showsVerticalScrollIndicator = NO;
_pi_collectionView.showsHorizontalScrollIndicator = NO;
_pi_collectionView.backgroundColor = [UIColor clearColor];
[_pi_collectionView registerClass:[PIHoemCategoryTitleCell class] forCellWithReuseIdentifier:NSStringFromClass([PIHoemCategoryTitleCell class])];
}
return _pi_collectionView;
}
@end