XXRootViewController.m

#import "XXRootViewController.h"

@implementation XXRootViewController {
	NSMutableArray *_objects;
}

- (void)loadView {
	[super loadView];

	_objects = [[NSMutableArray alloc] init];

	self.title = @"Root View Controller";
	self.navigationItem.leftBarButtonItem = self.editButtonItem;
	self.navigationItem.rightBarButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(addButtonTapped:)] autorelease];
}

- (void)addButtonTapped:(id)sender {
	[_objects insertObject:[NSDate date] atIndex:0];
	[self.tableView insertRowsAtIndexPaths:@[ [NSIndexPath indexPathForRow:0 inSection:0] ] withRowAnimation:UITableViewRowAnimationAutomatic];
}

#pragma mark - Table View Data Source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
	return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
	return _objects.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
	static NSString *CellIdentifier = @"Cell";
	UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

	if (!cell) {
		cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
	}

	NSDate *date = _objects[indexPath.row];
	cell.textLabel.text = date.description;
	return cell;
}

- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {
	[_objects removeObjectAtIndex:indexPath.row];
	[tableView deleteRowsAtIndexPaths:@[ indexPath ] withRowAnimation:UITableViewRowAnimationAutomatic];
}

#pragma mark - Table View Delegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
	[tableView deselectRowAtIndexPath:indexPath animated:YES];
}

@end