将事件保存到用户的日历

Question

如何将事件添加到用户的日历，然后允许用户选择日历等。我有这段有效的代码，但这会将事件添加到用户的默认日历。我如何允许用户更改日历、自定义警报等？我已经看到其他应用程序打开日历应用程序并预填字段。

//add to calendar
                let eventStore : EKEventStore = EKEventStore()
                eventStore.requestAccessToEntityType(EKEntityType.Event, completion: { (granted, error) in
                    if granted && error == nil {
                        let event:EKEvent = EKEvent(eventStore: eventStore)

                        event.title = "My event: " + self.event.name
                        event.startDate = self.event.startTime
                        event.endDate = self.event.endTime
                        event.notes = self.event.description
                        event.calendar = eventStore.defaultCalendarForNewEvents

                        do {
                            try eventStore.saveEvent(event, span: .ThisEvent, commit: true)
                            self.dismissViewControllerAnimated(true, completion: {})
                        } catch {
                            self.dismissViewControllerAnimated(true, completion: {})
                        }
                    } else {
                        self.dismissViewControllerAnimated(true, completion: {})
                    }
                })

Answer 1

Apple 没有原生日历 API。

试试这个第三方库 Calendar。它看起来与 iOS 日历应用程序完全相同，并且也与 EKEventStore 集成。我在我的项目中使用这个库没有任何问题。

Answer 2

您可以使用 Apple 的原生日历 API。使用EKEventEditViewController in the EventKitUI framework，用户可以在保存事件时指定日历。在 Swift 3:

import UIKit
import EventKit
import EventKitUI

class ViewController: UIViewController {

    let store = EKEventStore()

    func createEvent() {
        // create the event object

        let event = EKEvent(eventStore: store)
        event.title = "Foo"
        event.startDate = ...
        event.endDate = ...

        // prompt user to add event (to whatever calendar they want)

        let controller = EKEventEditViewController()
        controller.event = event
        controller.eventStore = store
        controller.editViewDelegate = self
        present(controller, animated: true)
    }
}

extension ViewController: EKEventEditViewDelegate {

    func eventEditViewController(_ controller: EKEventEditViewController, didCompleteWith action: EKEventEditViewAction) {
        controller.dismiss(animated: true)
    }
}

在 Swift 2.3:

import UIKit
import EventKit
import EventKitUI

class ViewController: UIViewController {

    let store = EKEventStore()

    func createEvent() {
        // create the event object

        let event = EKEvent(eventStore: store)
        event.title = "Foo"
        event.startDate = ...
        event.endDate = ...

        // prompt user to add event (to whatever calendar they want)

        let controller = EKEventEditViewController()
        controller.event = event
        controller.eventStore = store
        controller.editViewDelegate = self
        presentViewController(controller, animated: true, completion: nil)
    }
}

extension ViewController: EKEventEditViewDelegate {

    func eventEditViewController(controller: EKEventEditViewController, didCompleteWithAction action: EKEventEditViewAction) {
        controller.dismissViewControllerAnimated(true, completion: nil)
    }
}

这假设您已经在 Info.plist 中提供了 NSCalendarsUsageDescription，您已经 requested access，等等

Answer 3

在 swift 4.2

中完美运行

import UIKit
import EventKit
import EventKitUI

class yourViewController: UIViewController{

    let eventStore = EKEventStore()

    func addEventToCalendar() {

    eventStore.requestAccess( to: EKEntityType.event, completion:{(granted, error) in
        DispatchQueue.main.async {
            if (granted) && (error == nil) {
                let event = EKEvent(eventStore: self.eventStore)
                event.title = self.headerDescription
                event.startDate = self.parse(self.requestDetails.value(forKey: "session_time") as? String ?? "")
                event.endDate = self.parse(self.requestDetails.value(forKey: "session_end_time") as? String ?? "")
                let eventController = EKEventEditViewController()
                eventController.event = event
                eventController.eventStore = self.eventStore
                eventController.editViewDelegate = self
                self.present(eventController, animated: true, completion: nil)

            }
        }


       })
    }

}

现在将出现以下屏幕，您还可以在此处根据需要自定义详细信息：

// 现在在添加事件后关闭视图控制器

extension yourViewController: EKEventEditViewDelegate {

    func eventEditViewController(_ controller: EKEventEditViewController, didCompleteWith action: EKEventEditViewAction) {
        controller.dismiss(animated: true, completion: nil)

    }
}

注意：不要忘记将 NSCalendarsUsageDescription 键添加到信息 plist 中。

将事件保存到用户的日历

Save event to user's calendar

ios

ekevent

ekeventstore

swift

swift2