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我拉我的頭髮試圖瞭解EventKit提醒的基礎知識。我試圖重新這裏的教程：http://www.techotopia.com/index.php/Using_iOS_6_Event_Kit_to_Create_Date_and_Location_Based_RemindersEventKit提醒
但是當我嘗試建立的項目，我在 無論是在IBAction爲「爲方法聲明中缺少上下文中的」我的.m文件，並在CreateReminder出現錯誤。我試圖尋求建議，但似乎無法弄清楚我做錯了什麼。必須說明這些教程的用途，如果他們一直在遺漏一些基本信息，阻止它的構建。如果任何人都可以提供幫助，我將不勝感激。
#import <UIKit/UIKit.h>
#import <EventKit/EventKit.h>
@interface ReminderAppFirstViewController : UIViewController
@property (strong, nonatomic) EKEventStore *eventStore;
@property (strong, nonatomic) IBOutlet UIDatePicker *myDatePicker;
@property (strong, nonatomic) IBOutlet UITextField *reminderText;
- (IBAction)setReminder:(id)sender;
- (void)createReminder;
@end
- (IBAction)setReminder:(id)sender {
if (_eventStore == nil)
{
_eventStore = [[EKEventStore alloc]init];
[_eventStore requestAccessToEntityType:EKEntityTypeReminder comnpletion: ^(BOOL granted, NSError *error) ] {
if (!granted)
NSLog(@"Access to store not granted");
}];
}
if (_eventStore != nil)
[self createReminder];
}
- (void)createReminder
{
EKReminder *reminder = [EKReminder
reminderWithEventStore:self.eventStore];
reminder.title = _reminderText.text;
reminder.calendar = [_eventStore defaultCalendarForNewReminders];
NSDate *date = [_myDatePicker date];
EKAlarm *alarm = [EKAlarm alarmWithAbsoluteDate:date];
[reminder addAlarm:alarm];
NSError *error = nil;
[_eventStore saveReminder:reminder commit:YES error:&error];
if (error)
NSLog(@"error = %@", error);
}