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Reverse (Unwind) Segue

ViewController.h
//
//  ViewController.h
//  SegueExample
//
//  Created by Megha on 23/01/16.
//  Copyright © 2016 Devotek. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface ViewController : UIViewController
@property (strong, nonatomic) IBOutlet UILabel *subjectLabel;
@property (strong, nonatomic) IBOutlet UILabel *markLabel;

@property (strong, nonatomic) IBOutlet UITextField *nameField;

-(IBAction)enterButtonPressed:(id)sender;

-(IBAction)getBackResult:(UIStoryboardSegue *)segue;

@end

ViewController.m

//
//  ViewController.m
//  SegueExample
//
//  Created by Megha on 23/01/16.
//  Copyright © 2016 Devotek. All rights reserved.
//

#import "ViewController.h"
#import "SecondViewController.h"

@interface ViewController ()

@end

@implementation ViewController

@synthesize nameField,markLabel,subjectLabel;

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
}

-(IBAction)enterButtonPressed:(id)sender{

    
}

-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender{
    //Forward Direction
    
    if ([[segue identifier] isEqualToString:@"firstnamesegue"]){
        SecondViewController *second = (SecondViewController *)segue.destinationViewController;
        
        second.nameString = nameField.text;
    }
}

-(IBAction)getBackResult:(UIStoryboardSegue *)segue{
    //Reverse Direction
    NSLog(@"Callback from SecondViewController");
    
    if ([segue.sourceViewController isKindOfClass:[SecondViewController class]]){
        SecondViewController *sec = (SecondViewController *)segue.sourceViewController;
        markLabel.text = sec.markField.text;
        subjectLabel.text = sec.subjectField.text;
    
    }

}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end

SecondViewController.h

//
//  SecondViewController.h
//  SegueExample
//
//  Created by Megha on 23/01/16.
//  Copyright © 2016 Devotek. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface SecondViewController : UIViewController
@property (strong, nonatomic) IBOutlet UITextField *markField;
@property (strong, nonatomic) IBOutlet UITextField *subjectField;
@property (nonatomic,retain)NSString *nameString;
@property (strong, nonatomic) IBOutlet UILabel *nameLabel;

-(IBAction)goBackButtonPressed:(id)sender;

@end

SecondViewController.m

//
//  SecondViewController.m
//  SegueExample
//
//  Created by Megha on 23/01/16.
//  Copyright © 2016 Devotek. All rights reserved.
//

#import "SecondViewController.h"

@interface SecondViewController ()

@end

@implementation SecondViewController

@synthesize subjectField,markField,nameString,nameLabel;

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    
    nameLabel.text = nameString;
    
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

-(IBAction)goBackButtonPressed:(id)sender{
    NSLog(@"BackButton Pressed");
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end

iOS

2017-12-19 00:07:26
1) CoreData - UIDatePicker - Part2 - Final
2017-12-18 23:29:30
2) CoreData - UIDatePicker - Part1
2017-12-18 05:09:33
3) Shopping List App - Swift Part 2 - ActionSheet
2017-12-18 03:22:51
4) Shopping List App - Swift Part 1
2017-12-17 23:34:49
5) Swift - Introduction - WebService
2017-12-15 03:30:23
6) Shopping List IOS App - Part 2
2017-12-15 01:21:10
7) Shopping List IOS App - Part 1
2017-12-14 21:58:22
8) Shopping List IOS App - API Calls
2017-12-14 03:48:37
9) Delegate - Protocols - WebService
2017-12-13 04:28:23
10) NSMutableArray - NSMutableDictionary - TableViewController
2017-12-13 02:47:13
11) UITableViewController
2017-12-12 22:59:32
12) Segue Forward And Unwind
2016-02-27 03:20:22
13) GoogleMap Addon
2016-02-26 04:06:38
14) UILocalNotification With NSNotificationCenter
2016-02-25 03:51:07
15) CLLocationManager Example
2016-02-24 03:27:59
16) UIImagePickerController Using Camera And PhotoLibrary
2016-02-23 02:08:19
17) Multi Section UITableView - UIPickerView
2016-02-18 03:16:09
18) Hello World IOS App Using Swift
2016-02-17 03:10:24
19) Swift Programming Language - Playground
2016-02-15 02:06:55
20) TabBar Controller
2016-02-15 02:06:55
21) Understanding Auto Layout and Layout Constraints
2016-02-10 22:56:12
22) Shopping List App - Cloud - Part 3 - Final
2016-02-09 04:12:06
23) Shopping List App - Cloud - Part 2
2016-02-08 03:21:52
24) Shopping List App - Cloud - Part 1
2016-02-05 03:24:01
25) Protocol And Delegates With NSURLSession
2016-02-04 00:59:51
26) Webservice Using NSURLSession
2016-02-02 02:09:13
27) UIPickerView Addon - InputView And AccessoryView For UITextField
2016-02-02 02:07:12
28) Protocol And Delegates
2016-02-01 00:37:02
29) UIPickerView - Add Programmatically
2016-01-30 00:52:48
30) NSUserDefaults - UIAlertControler - Back Navigation Title Change
2016-01-29 02:01:06
31) CoreData - StudentsRecord App
2016-01-27 21:54:28
32) Manual Segue
2016-01-27 00:04:21
33) TableViewController Example
2016-01-25 02:08:16
34) NSArray And NSDictionary
2016-01-23 03:23:10
35) Reverse (Unwind) Segue
2016-01-22 00:56:28
36) ViewController - Segue - Messages
2014-12-22 05:29:28
37) WebService Example
2014-12-22 05:16:57
38) CoreData Example

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