IOS9-CoreSpotlight到底怎么用？（OC语言版）

来源：互联网发布：sqlserver count 编辑：程序博客网时间：2024/04/29 04:36

什么是CoreSpotlight？简单的说：就是在IOS9下，让用户在下拉的搜索页面里可以搜索到你的应用。

#import <Foundation/Foundation.h>@interface IOS9SearchAPIUtil : NSObject+(IOS9SearchAPIUtil *)sharedInstance;-(void)addSearchItemsArray:(NSArray *)array;@end

#import "IOS9SearchAPIUtil.h"#import <CoreSpotlight/CoreSpotlight.h>#import <MobileCoreServices/MobileCoreServices.h>#import <UIKit/UIKit.h>BOOL IS_IOS_9 = NO;#define IOS9SearchAPIUtil_domainIdentifier @"com.searchapi.shows"@implementation IOS9SearchAPIUtil+(IOS9SearchAPIUtil *)sharedInstance{    static IOS9SearchAPIUtil *instance = nil;    static dispatch_once_t predicate;    dispatch_once(&predicate, ^{        instance = [[self alloc] init];    });    return instance;}-(void)addSearchItemsArray:(NSArray *)array{    if ([[UIDevice currentDevice].systemVersion floatValue]>=9.0) {        IS_IOS_9 = YES;    }        if(IS_IOS_9){        NSMutableArray <CSSearchableItem *> *searchableItems = [NSMutableArray arrayWithCapacity:0];        for (NSDictionary *d in array) {            NSString *title = [d objectForKey:@"title"];            NSString *desc = [d objectForKey:@"desc"];            NSString *time = [d objectForKey:@"time"];            NSString *nid = [d objectForKey:@"nid"];                        NSLog(@"d----%@",d);            CSSearchableItemAttributeSet *attributeSet = [[CSSearchableItemAttributeSet alloc]initWithItemContentType:@"SearchAPIViews"];            attributeSet.title = title;            attributeSet.contentDescription = [NSString stringWithFormat:@"%@\n%@",desc,time];//            NSMutableArray *keywords = [NSMutableArray arrayWithArray:[title split:@" "]];            NSMutableArray *keywords = [NSMutableArray arrayWithArray:[title componentsSeparatedByString:@" "]];            [keywords addObject:desc];            attributeSet.keywords = keywords;            NSString *identifiner = [NSString stringWithFormat:@"%@",nid];                        //应该是唯一的，以你的应用程序组。            // REQUIRED因为这是将参考项的方式来更新索引/从索引中删除            //首先是一个UUID，易于使用的，但你可以用自己的UID更换之前，如果你希望该项目第一个索引。            [searchableItems addObject:[[CSSearchableItem alloc]initWithUniqueIdentifier:identifiner domainIdentifier:IOS9SearchAPIUtil_domainIdentifier attributeSet:attributeSet]];        }                [[CSSearchableIndex defaultSearchableIndex]indexSearchableItems:searchableItems completionHandler:^(NSError * __nullable error) {            if(error != nil){                NSLog(@"%@",error.localizedDescription);            }else {                NSLog(@"Items were indexed successfully");            }        }];    }}@end

#import "AppDelegate.h"#import "IOS9SearchAPIUtil.h"@interface AppDelegate ()@end@implementation AppDelegate- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {    // Override point for customization after application launch.        //添加数据源        [[IOS9SearchAPIUtil sharedInstance]addSearchItemsArray:@[@{@"nid":@"fin://1238796",@"title":@"fin",@"desc":@"基金",@"time":@"2014-01-01"},@{@"nid":@"fun://54fdsaf32",@"title":@"fun",@"desc":@"理财",@"time":@"2016-01-01"}]];        return YES;}

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