CSSearchableItemAttributeSet
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- Getting an Attribute Set
- Working with Custom Attributes
- Describing Documents
- Describing Events
- Describing General Attributes
- Describing Places
- Describing Media
- Describing Music
- Describing Images
- Describing Messages
- Describing Containment
- Supporting Actions
CSSearchableItemAttributeSet声明CSSearchableItem包含的元数据。
1 Getting an Attribute Set
/// 初始化CSSearchableItemAttributeSet////// - parameter itemContentType : 统一标签，如kUTTypePNG或kUTTypeMovie(import MobileCoreServices)////// - returns: void public init(itemContentType: String)2 Working with Custom Attributes
/// 存储数据////// - parameter value : 自定义属性，如NSString, NSNumber, NSNull, NSData, or NSDate, or an array/// - parameter key : 属性keyCSCustomAttributeKey////// - returns: voidpublic func setValue(value: NSSecureCoding?, forCustomKey key: CSCustomAttributeKey)// 获取存储的数据public func valueForCustomKey(key: CSCustomAttributeKey) -> NSSecureCoding?3 Describing Documents
// 主题public var subject: String?// 主题public var theme: String?// 内容public var contentDescription: String?// 标示符public var identifier: String?// 所有者public var audiences: [String]?// 文件大小public var fileSize: NSNumber?// 页面总数public var pageCount: NSNumber?// 页面款第，每英寸72点public var pageWidth: NSNumber?// 页面高度，每英寸72点public var pageHeight: NSNumber?// 文件加密public var securityMethod: String?// 创建文件，如Wordpublic var creator: String?// 内容转换为pdf流public var encodingApplications: [String]?// 种类public var kind: String?// 字体名public var fontNames: [String]?4 Describing Events
// 到期时间public var dueDate: NSDate?// 完成时间public var completionDate: NSDate?// 开始时间public var startDate: NSDate?// 结束时间public var endDate: NSDate?// 关联时间public var importantDates: [NSDate]?// 事件覆盖的天数@NSCopying public var allDay: NSNumber?5 Describing General Attributes
6 Describing Places
7 Describing Media
8 Describing Music
9 Describing Images
10 Describing Messages
11 Describing Containment
12 Supporting Actions
// 电话与item相连@NSCopying public var supportsPhoneCall: NSNumber?// 导航与itme相连@NSCopying public var supportsNavigation: NSNumber?
Appendix
Sample Code
Swift
Related Documentation
Core Spotlight Framework Reference
App Search Programming Guide
CSSearchableItemAttributeSet Class Reference
Revision History
Copyright
CSDN：http://blog.csdn.net/y550918116j
GitHub：https://github.com/937447974/Blog
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