搜索

来源:互联网 发布:画污水厂的软件 编辑:程序博客网 时间:2024/04/30 02:02

//搜索

- (void)filterContentForSearchText:(NSString*)searchText scope:(NSString*)scope

{

    [self.searchDic removeAllObjects];

    [self.filteredListContent removeAllObjects];

    

    

    for (int i = 0;i < self.tableDic.count;i++)

    {

        NSArray *keysArray = [self.tableDic allKeys];

        NSString *str1 = [keysArray objectAtIndex:i];

        NSArray *arr = [self.tableDic objectForKey:str1];

        NSMutableArray * arr2 = [[NSMutableArray allocinit];

        for(int j = 0; j< arr.count;j++)

        {

            NSComparisonResult result=[[[arr objectAtIndex:j] objectForKey:@"MName"]   compare:searchText options:(NSCaseInsensitiveSearch|NSDiacriticInsensitiveSearchrange:NSMakeRange(0,[searchText length])];

            if (result == NSOrderedSame)

            {

                [arr2 addObject:[arr objectAtIndex:j]];

            }


            [self.searchDic setObject:arr2 forKey:str1];

        }

    }

}



-(BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString*)searchString

{

    [self filterContentForSearchText:searchString scope:

     [[self.searchDisplayController.searchBar scopeButtonTitlesobjectAtIndex:[self.searchDisplayController.searchBarselectedScopeButtonIndex]]];

    return YES;

}


- (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchScope:(NSInteger)searchOption

{

    [self filterContentForSearchText:[self.searchDisplayController.searchBar textscope:

     [[self.searchDisplayController.searchBar scopeButtonTitlesobjectAtIndex:searchOption]];

    return YES;

}


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