(8)UItableView Add & delete row with animation and navigation controller in iphone

Ø (8)UItableView Add & delete row with animation and navigation controller in iphone

ip13AppDelegate.h

@property (strong, nonatomic) IBOutlet UIWindow *window;

@property (strong, nonatomic) IBOutlet UINavigationController *navVC;

ip13AppDelegate.m

@synthesize navVC;

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions

{

    [self.window makeKeyAndVisible];

   

    self.window.rootViewController = navVC;

   

    return YES;

}

ip13ViewController.h

#import <UIKit/UIKit.h>

@interface ip13ViewController : UIViewController <UITableViewDelegate, UITableViewDataSource>

{

    NSMutableArray *dataArr;

}

@property (nonatomic, retain) IBOutlet UIBarButtonItem *editButton, *addButton;

@property (nonatomic, retain) IBOutlet UITableView *listTblView;

- (IBAction)tableEditingButtonPressed:(UIBarButtonItem *)sender;

- (IBAction)addButtonPrtessed:(id)sender;

@end

ip13ViewController.m

#import "ip13ViewController.h"

#import "AddEditView.h"

@synthesize editButton,

            addButton,

            listTblView;

- (IBAction)addButtonPrtessed:(id)sender

{

    AddEditView *AddEditViewVC = [[AddEditView alloc] init];

   

    AddEditViewVC.refArr = dataArr;

   

    AddEditViewVC.selectedIndex = -1;

   

    [self.navigationController pushViewController:AddEditViewVC animated:YES];

}

- (IBAction)tableEditingButtonPressed:(UIBarButtonItem *)sender

{

    if(!listTblView.editing)

        [editButton setTitle:@"Done"];

    else

        [editButton setTitle:@"Edit"];

   

    listTblView.editing = !listTblView.editing;

}

- (void)viewDidLoad

{

    [super viewDidLoad];

   

    self.navigationItem.leftBarButtonItem = editButton;

   

   

    self.navigationItem.rightBarButtonItem = addButton;

   

   

    dataArr = [[NSMutableArray alloc] initWithObjects:@"Apple", @"Strawberry", @"Mango", @"Grapes", @"Pineapple", @"Cherry", @"Orange", @"Watermalon", nil];

}

- (void)viewWillAppear:(BOOL)animated

{

    [super viewWillAppear:animated];

   

    [listTblView reloadData];

}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section

{

    return dataArr.count;

}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{  

    static NSString *CellIdentifier = @"Cell";

   

    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

   

    cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];

   

    cell.textLabel.text = [dataArr objectAtIndex:indexPath.row];

   

    return cell;

}

- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)sourceIndexPath toIndexPath:(NSIndexPath *)destinationIndexPath

{

    //NSLog(@"%d, %d", sourceIndexPath.row, destinationIndexPath.row);

   

    NSString *sourceObj = [dataArr objectAtIndex:sourceIndexPath.row];

   

    [dataArr removeObjectAtIndex:sourceIndexPath.row];

   

    [dataArr insertObject:sourceObj atIndex:destinationIndexPath.row];

   

    [tableView reloadData];

}

- (NSIndexPath *)tableView:(UITableView *)tableView targetIndexPathForMoveFromRowAtIndexPath:(NSIndexPath *)sourceIndexPath toProposedIndexPath:(NSIndexPath *)proposedDestinationIndexPath

{

    return proposedDestinationIndexPath;

}

- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath

{  

    return YES;

}

- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath

{

    [dataArr removeObjectAtIndex:indexPath.row];

   

    [tableView beginUpdates];

   

    [tableView deleteRowsAtIndexPaths:[[NSArray alloc] initWithObjects:indexPath, nil] withRowAnimation:UITableViewRowAnimationFade];

   

    [tableView endUpdates];

}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath

{

    AddEditView *AddEditViewVC = [[AddEditView alloc] init];

   

    AddEditViewVC.refArr = dataArr;

   

    AddEditViewVC.selectedIndex = indexPath.row;

   

    [self.navigationController pushViewController:AddEditViewVC animated:YES];

}

AddEditView.h

#import <UIKit/UIKit.h>

@interface AddEditView : UIViewController

@property (nonatomic, retain) IBOutlet UITextField *fruitTxtFld;

@property (nonatomic, retain) IBOutlet UIBarButtonItem *saveBarBtn;

@property (nonatomic, retain) NSMutableArray *refArr;

@property (nonatomic, readwrite) NSInteger selectedIndex;

- (IBAction)saveBarBtnPressed:(id)sender;

@end

AddEditView.m

@synthesize fruitTxtFld, saveBarBtn;

@synthesize refArr, selectedIndex;

- (IBAction)saveBarBtnPressed:(id)sender

{

    if(selectedIndex >= 0)

    {

        [refArr removeObjectAtIndex:selectedIndex];

        [refArr insertObject:fruitTxtFld.text atIndex:selectedIndex];

    }

    else

        [refArr addObject:fruitTxtFld.text];

   

    [self.navigationController popToRootViewControllerAnimated:YES];

}

- (void)viewDidLoad

{

    [super viewDidLoad];

   

    self.navigationItem.rightBarButtonItem = saveBarBtn;

   

    if(selectedIndex >= 0)

    {

        fruitTxtFld.text = [refArr objectAtIndex:selectedIndex];

    }

}