How to add Multiple events to iphone calendar from iphone/ipad app? - iphone

Question

I want your help my friends. Am developing iphone/ipad universal application. I want to add multiple events that is selected by user(it may 1-50 events). This app will add the events to iphone calendar. The events and event dates may differ. How to add multiple events to calendar without user interaction? I know well to add single event to iphone/ipad calendar but, i dont know to add multiple events? Please, help me friends.. I searched in google but didnt get the answer? Please.. Thanks in advance.
Thanks to read my poor english.
Yuva.M

Answer 1

Probably you have to store all your event objects in an array, then loop through it and add one-by-one to iPhone calendar.

Answer 2

.h file
#import <EventKit/EventKit.h>
#import <EventKitUI/EventKitUI.h>
// EKEventStore instance associated with the current Calendar application
#property (nonatomic, strong) EKEventStore *eventStore;
// Default calendar associated with the above event store
#property (nonatomic, strong) EKCalendar *defaultCalendar;
.m file
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
// Calendar event has called
self.eventStore = [[EKEventStore alloc] init];
// Check access right for user's calendar
[self checkEventStoreAccessForCalendar];
}// end viewDidLoad
- (BOOL) addAppointmentDateToCalender:(NSDate *) appointment_date {
self.defaultCalendar = self.eventStore.defaultCalendarForNewEvents;
EKEvent *event = [EKEvent eventWithEventStore:eventStore];
// Doctor Name
NSString *doctorName = [objSpineCustomProtocol getUserDefaults:#"doctorName"];
// Title for the appointment on calender
NSString *appointment_title = [NSString stringWithFormat:#"Appointment with Dr.%#", doctorName];
event.title = appointment_title;
//[NSDate dateWithString:#"YYYY-MM-DD HH:MM:SS ±HHMM"], where -/+HHMM is the timezone offset.
event.startDate = appointment_date;
NSLog(#"Start date of appointment %#",event.startDate);
NSDate *end_date_appointment = [[NSDate alloc] initWithTimeInterval:1800 sinceDate:appointment_date];
event.endDate = end_date_appointment;
NSLog(#"End date of appointment %#",event.endDate);
[event setCalendar:[eventStore defaultCalendarForNewEvents]];
NSError *err;
[eventStore saveEvent:event span:EKSpanThisEvent error:&err];
return true;
}// end method add_appointment_date_to_calender
-(void)checkEventStoreAccessForCalendar {
NSLog(#"Method: checkEventStoreAccessForCalendar");
EKAuthorizationStatus status = [EKEventStore authorizationStatusForEntityType:EKEntityTypeEvent];
switch (status) {
// Update our UI if the user has granted access to their Calendar
case EKAuthorizationStatusAuthorized: [self accessGrantedForCalendar];
break;
// Prompt the user for access to Calendar if there is no definitive answer
case EKAuthorizationStatusNotDetermined: [self requestCalendarAccess];
break;
// Display a message if the user has denied or restricted access to Calendar
case EKAuthorizationStatusDenied:
case EKAuthorizationStatusRestricted:
{
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:#"Privacy Warning" message:#"Permission was not granted for Calendar"
delegate:nil
cancelButtonTitle:#"OK"
otherButtonTitles:nil];
[alert show];
}
break;
default:
break;
}
}// end of emethod checkEventStoreAccessForCalendar
// Prompt the user for access to their Calendar
-(void)requestCalendarAccess
{
[self.eventStore requestAccessToEntityType:EKEntityTypeEvent completion:^(BOOL granted, NSError *error)
{
if (granted) {
AppointmentViewController* __weak weakSelf = self;
// Let's ensure that our code will be executed from the main queue
dispatch_async(dispatch_get_main_queue(), ^{
// The user has granted access to their Calendar; let's populate our UI with all events occuring in the next 24 hours.
[weakSelf accessGrantedForCalendar];
});
}
}];
}
// This method is called when the user has granted permission to Calendar
-(void)accessGrantedForCalendar
{
NSLog(#"Method: accessGrantedForCalendar");
// Let's get the default calendar associated with our event store
self.defaultCalendar = self.eventStore.defaultCalendarForNewEvents;
}// end of method accessGrantedForCalendar