如何从日历中获取所有事件(Swift) [英] How to get all Events out of a Calendar (Swift)
问题描述
我对Swift有点新意,但真的很感兴趣。
我想获取我存储在名为Work的日历中的所有事件,并在tableView中显示它们。
我一直在寻找这样的问题,但是那里显示的代码似乎有点陈旧,并没有真正起作用。我怎么做? tableView应该能够显示标题,开始和结束日期。是否有可能像一串字符串中的所有标题一样。与开始和结束相同?
获得一些提示真棒!
I am kinda new to Swift, but really interested. I would like to get all the events I stored in a Calendar called "Work" and show them in a tableView. I was looking for questions like this, but the code shown there seems to be kinda old and not really working. How do I do that? The tableView should be able to show the Title, start and end-Date. Is it possible to get like all Titles in an Array of Strings. Same with the start and end? Would be awesome to get some tips!
更新:
我在类外声明了变量。
现在我尝试了一个看起来像这样的代码,这要归功于我在这里得到的答案,但我没有让细胞显示任何东西?!是的我已经在模拟器上的工作日历中创建了一个testEvent。
Update: I declared the variables outside the class. Now I tried a code that looks like this, thanks to an answer I got here, but I don't get the cells to display anything?! And Yes I already created a testEvent in my Work calendar on the simulator.
override func viewDidAppear(animated: Bool) {
let eventStore = EKEventStore()
switch EKEventStore.authorizationStatusForEntityType(.Event) {
case .Authorized:
readEvents()
case .Denied:
print("Access denied")
case .NotDetermined:
eventStore.requestAccessToEntityType(.Event, completion: { (granted: Bool, NSError) -> Void in
if granted {
self.readEvents()
}else{
print("Access denied")
}
})
default:
print("Case Default")
}
self.tableView.reloadData()
}
func readEvents() {
let eventStore = EKEventStore()
let calendars = eventStore.calendarsForEntityType(.Event)
for calendar in calendars {
if calendar.source.title == "Work" {
let oneMonthAgo = NSDate(timeIntervalSinceNow: -30*24*3600)
let oneMonthAfter = NSDate(timeIntervalSinceNow: +30*24*3600)
let predicate = eventStore.predicateForEventsWithStartDate(oneMonthAgo, endDate: oneMonthAfter, calendars: [calendar])
var events = eventStore.eventsMatchingPredicate(predicate)
for event in events {
titles.append(event.title)
startDates.append(event.startDate)
endDates.append(event.endDate)
}
}
}
}
// MARK: - Table view data source
override func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
// #warning Incomplete implementation, return the number of rows
return titles.count
}
override func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCellWithIdentifier("cell", forIndexPath: indexPath)
cell.textLabel!.text = titles[indexPath.row]
cell.detailTextLabel!.text = "From: \(startDates[indexPath.row]) Until: \(endDates[indexPath.row])"
// Configure the cell...
return cell
}
推荐答案
你可以尝试这样的事情
import EventKit
var titles : [String] = []
var startDates : [NSDate] = []
var endDates : [NSDate] = []
let eventStore = EKEventStore()
let calendars = eventStore.calendarsForEntityType(.Event)
for calendar in calendars {
if calendar.title == "Work" {
let oneMonthAgo = NSDate(timeIntervalSinceNow: -30*24*3600)
let oneMonthAfter = NSDate(timeIntervalSinceNow: +30*24*3600)
let predicate = eventStore.predicateForEventsWithStartDate(oneMonthAgo, endDate: oneMonthAfter, calendars: [calendar])
var events = eventStore.eventsMatchingPredicate(predicate)
for event in events {
titles.append(event.title)
startDates.append(event.startDate)
endDates.append(event.endDate)
}
}
}
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