仿电商的搜索页面

项目介绍：

近期闲来无事，就仿照电商的APP 做了一个分类搜索，包括历史记录，清理历史记录，用数据库封装，给那些需要的人提供点参考！

UIViewController中主要代码：
[Objective-C] 查看源文件 复制代码

- (void)prepareData
{
    /**
     *  测试数据 ，字段暂时 只用一个 titleString，后续可以根据需求 相应加入新的字段
     */
    NSDictionary *testDict = @{@"section_id":@"1",@"section_title":@"热搜",@"section_content":@[@{@"content_name":@"化妆棉"},@{@"content_name":@"面膜"},@{@"content_name":@"口红"},@{@"content_name":@"眼霜"},@{@"content_name":@"洗面奶"},@{@"content_name":@"防晒霜"},@{@"content_name":@"补水"},@{@"content_name":@"香水"},@{@"content_name":@"眉笔"}]};
    NSMutableArray *testArray = [@[] mutableCopy];
    [testArray addObject:testDict];
    
    /***  去数据查看 是否有数据*/
    NSDictionary *parmDict  = @{@"category":@"1"};
    NSDictionary *dbDictionary =  [CXDBHandle statusesWithParams:parmDict];
    
    if (dbDictionary.count) {
        [testArray addObject:dbDictionary];
        [self.searchArray addObjectsFromArray:dbDictionary[@"section_content"]];
    }
    
    for (NSDictionary *sectionDict in testArray) {
        CXSearchSectionModel *model = [[CXSearchSectionModel alloc]initWithDictionary:sectionDict];
        [self.sectionArray addObject:model];
    }
}
- (void)viewDidAppear:(BOOL)animated
{
    [super viewDidAppear:animated];
    [self.cxSearchTextField becomeFirstResponder];
}

#pragma mark - UICollectionViewDataSource
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
{
    CXSearchSectionModel *sectionModel =  self.sectionArray[section];
    return sectionModel.section_contentArray.count;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
{
    CXSearchCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:cxSearchCollectionViewCell forIndexPath:indexPath];
    CXSearchSectionModel *sectionModel =  self.sectionArray[indexPath.section];
    CXSearchModel *contentModel = sectionModel.section_contentArray[indexPath.row];
    [cell.contentButton setTitle:contentModel.content_name forState:UIControlStateNormal];
    cell.selectDelegate = self;
    return cell;
}

#pragma mark - UICollectionViewDelegate
- (NSInteger) numberOfSectionsInCollectionView:(UICollectionView *)collectionView
{
    return self.sectionArray.count;
}

- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath
{
    UICollectionReusableView *reusableview = nil;
    if ([kind isEqualToString: UICollectionElementKindSectionHeader]){
        SelectCollectionReusableView* view = [collectionView dequeueReusableSupplementaryViewOfKind:kind withReuseIdentifier:headerViewIden forIndexPath:indexPath];
        view.delectDelegate = self;
        CXSearchSectionModel *sectionModel =  self.sectionArray[indexPath.section];
        [view setText:sectionModel.section_title];
        /***  此处完全 也可以自定义自己想要的模型对应放入*/
        if(indexPath.section == 0)
        {
            [view setImage:@"cxCool"];
            view.delectButton.hidden = YES;
        }else{
            [view setImage:@"cxSearch"];
            view.delectButton.hidden = NO;
        }
        reusableview = view;
    }
    return reusableview;
}

- (CGSize) collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    CXSearchSectionModel *sectionModel =  self.sectionArray[indexPath.section];
    if (sectionModel.section_contentArray.count > 0) {
        CXSearchModel *contentModel = sectionModel.section_contentArray[indexPath.row];
        return [CXSearchCollectionViewCell getSizeWithText:contentModel.content_name];
    }
    return CGSizeMake(80, 24);
}


- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
{
    [collectionView deselectItemAtIndexPath:indexPath animated:YES];
}

使用的第三方库有：FMDB

DEMO直接下载：

搜索页面的封装.zip
(269.79 KB, 下载次数: 2220)

2016-7-29 09:30 上传
点击文件名下载附件

近期闲来无事，就仿照电商的APP 做了一个分类搜索，包括历史记录，清理历史记录，用数据库封装，给那些需要 …