Iphone 使用EKEventEditViewController创建带有报警的日历事件
我正在使用以下代码创建一个事件,并显示一个弹出窗口,要求用户保存该事件:Iphone 使用EKEventEditViewController创建带有报警的日历事件,iphone,ios,events,alarm,Iphone,Ios,Events,Alarm,我正在使用以下代码创建一个事件,并显示一个弹出窗口,要求用户保存该事件: EKEventStore *eventStore = [[EKEventStore alloc] init]; EKCalendar *calendar = [eventStore defaultCalendarForNewEvents]; EKEvent *event = [EKEvent eventWithEventStore:eventStore]; event.calendar = calendar; event.
EKEventStore *eventStore = [[EKEventStore alloc] init];
EKCalendar *calendar = [eventStore defaultCalendarForNewEvents];
EKEvent *event = [EKEvent eventWithEventStore:eventStore];
event.calendar = calendar;
event.title = [NSString stringWithFormat:@"Event: %@", [self.event title]];
event.location = self.event.location;
event.notes = [self stringByStrippingHTML: [self.event description]];
event.startDate = [self.event startDate];
event.endDate = [self.event endDate];
NSTimeInterval alarmOffset = -1*60*60;//1 hour
EKAlarm *alarm = [EKAlarm alarmWithRelativeOffset:alarmOffset];
[event addAlarm:alarm];
EKEventEditViewController *eventViewController = [[EKEventEditViewController alloc] init];
eventViewController.event = event;
eventViewController.eventStore=eventStore;
eventViewController.editViewDelegate = self;
[self.navigationController presentModalViewController:eventViewController animated:YES];
这可以正常工作,但未设置事件报警属性,如下图所示:
如果我在显示视图控制器之前保存该事件,它确实会设置报警
请注意,我正在使用LLVM编译器,所以不要担心不发布东西
助教
罗斯终于知道怎么做了 控制器必须实现协议UINavigationControllerDelegate,并将EKEventEditViewController委托设置为self。然后只需实现
navigationController:(UINavigationController*)navigationController将显示视图控制器:(UIViewController*)视图控制器动画:(BOOL)动画
方法并在那里添加警报
这是我的实现
- (void)navigationController:(UINavigationController *)navigationController
willShowViewController:(UIViewController *)viewController animated:(BOOL)animated {
if ([navigationController isKindOfClass:[EKEventEditViewController class]]) {
EKEventEditViewController *ek = (EKEventEditViewController*)navigationController;
EKEvent *event = ek.event;
// set alarm to 15 mins prior of the event if it starts later than 15 mins out
if ([event.startDate compare:[[NSDate date] dateByAddingTimeInterval:60*15]] != NSOrderedAscending) {
EKAlarm *alarm = [EKAlarm alarmWithRelativeOffset:60*15*-1];
event.alarms = [NSArray arrayWithObject:alarm];
}
}
}
NSTimeInterval alarmOffset=-1*60*60//1小时
EKAlarm*报警=[EKAlarm alarm With RelativeOffset:alarmOffset];
[事件添加报警:报警];
在呈现控制器之后,即在线路之后,编写上述代码
[self.navigationController presentModalViewController:eventViewController动画:YES];
您解决过这个问题吗?我认为这是不可能的。我认为最好的解决办法是创建自己的EditEventController它有什么不同?