title: how can i add a search bar?
body: <p>i am new to xcode and have searched tutorials, but most just offer how to use their code and make it search, i already have an app and want to implement a search bar in it. I was wondering is someone could point me in the right direction? Here is .m</p>
  
  <pre><code>#import "RootViewController.h"
  #import "AppDelegate.h"
  #import "DetailViewController.h"
  
  @implementation RootViewController
  
  #pragma mark -
  #pragma mark Synthesizers
  
  @synthesize table;
  @synthesize sitesList;
  @synthesize imagesList;
  @synthesize descArray;
  @synthesize bannerImages;
  @synthesize childController;
  
  #pragma mark -
  #pragma mark View methods
  
  - (void)viewDidLoad {
  
      NSArray *sites = [[NSArray alloc] initWithObjects:
                        @"#1 or NUMBER ONE",
                        @"#2 or NUMBER TWO",
                        @"#3 or NUMBER THREE",
                        @"1 or ONE",
                        @"10-100,10-1,10-200,10-2,10-4 and 20",
                        @"1000H PAPER",
                        @"129 or HEAVY FROST",
                        @"18% GRAY or GREY CARD",
                        @"180 DEGREE RULE",
                        @"2 or TWO",
                        @"214 or FULL TOUGH SPUN",
                        @"215 or HALF TOUGH SPUN",
                        @"216 or FULL WHITE DIFFUSION",
                        @"220 or WHITE FROST",
                        @"229 or QUARTER TOUGH SPUN",
                        @"250 or HALF WHITE DIFFUSION",
                        @"251 or QUARTER WHITE DIFFUSION",
                        @"252 or EIGHTH WHITE DIFFUSION",
                        @"253 or FULL HAMPSHIRE",
                        @"254 or NEW HAMPSHIRE",
                        @"255 or HOLLYWOOD FROST",
                        @"256 or HALF HAMPSHIRE FROST",
                        @"257 or QUARTER HAMPSHIRE FROST",
                        @"258 or EIGHTH HAMPSHIRE FROST",
                        @"3200K or TUNGSTEN",
                        nil];
      self.sitesList = sites;
  
      [sites release];
  
  
  
      NSString *filePath = [[NSBundle mainBundle] pathForResource:@"Descriptions" ofType:@"plist"];
  
      NSArray *desc = [[NSArray alloc] initWithContentsOfFile:filePath];
  
      self.descArray = desc;
  
      [desc release];
  
  
  
      UIImage *texas = [UIImage imageNamed:@"1andtexas.jpg"];
      UIImage *cali = [UIImage imageNamed:@"2andcalifornia.jpg"];
      UIImage *ny = [UIImage imageNamed:@"3andnewyork.jpg"];
      UIImage *tmark = [UIImage imageNamed:@"1Tmark.jpg"];
      UIImage *walkie = [UIImage imageNamed:@"Walkietalkie.jpg"];
      UIImage *onekh = [UIImage imageNamed:@"Tracingpaper.jpg"];
      UIImage *onetwonine = [UIImage imageNamed:@"diffusion.jpg"];
      UIImage *greycard = [UIImage imageNamed:@"Greycard.jpg"];
      UIImage *oneeighty = [UIImage imageNamed:@"Oneeighty.jpg"];
      UIImage *two = [UIImage imageNamed:@"Two.jpg"];
      UIImage *twofourteen = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofifteen = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twosixteen = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twotwenty = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twotwentynine = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofifty = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftyone = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftytwo = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftythree = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftyfour = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftyfive = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftysix = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftyseven = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *twofiftyeight = [UIImage imageNamed:@"Diffusion.jpg"];
      UIImage *thirtytwohk = [UIImage imageNamed:@"3200k.jpg"];
  
      NSArray *banners = [[NSArray alloc] initWithObjects:texas,
                          cali,
                          ny,
                          tmark,
                          walkie,
                          onekh,
                          onetwonine,
                          greycard,
                          oneeighty,
                          two,
                          twofourteen,
                          twofifteen,
                          twosixteen,
                          twotwenty,
                          twotwentynine,
                          twofifty,
                          twofiftyone,
                          twofiftytwo,
                          twofiftythree,
                          twofiftyfour,
                          twofiftyfive,
                          twofiftysix,
                          twofiftyseven,
                          twofiftyeight,
                          thirtytwohk,
                          nil];
  
      self.bannerImages = banners;
  
      [banners release];
  
      [app release];
      [creat release];
      [free release];
      [net release];
      [rock release];
      [tuts release];
      [work release];
       */
  
      [super viewDidLoad];    
  }
  
  - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
      // Support all the orientations except for PortraitUpsideDown
      return (interfaceOrientation != UIInterfaceOrientationPortraitUpsideDown);
  }
  
  #pragma mark -
  #pragma mark Table view datasource methods
  
  -(NSInteger) numberOfSectionsInTableView:(UITableView *)tableView
  {
      return 1;
  }
  
  // A-Z
  - (NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView {
  
      NSMutableArray *toBeReturned = [[NSMutableArray alloc]init];
      for(char c = 'A'; c &lt;= 'Z'; c++) [toBeReturned addObject:[NSString stringWithFormat:@"%c",c]];
      return toBeReturned;
  }
  
  -(NSInteger) tableView:(UITableView *)table numberOfRowsInSection:(NSInteger)section
  {
      return [sitesList count];
  }
  
  -(UITableViewCell *) tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
  {
      static NSString *CellIdentifier = @"CellIdentifier";
  
      UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
  
      if (cell == nil) {
          cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
      }
  
      // Set the title for the cell
      cell.textLabel.text = [sitesList objectAtIndex:indexPath.row];
  
      cell.imageView.image = [imagesList objectAtIndex:indexPath.row];
  
      cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
  
      // Return the cell
      return cell;
  }
  
  
  #pragma mark -
  #pragma mark Table view delegate methods
  
  -(CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
  {
      return 50; // Default height for the cell is 44 px;
  }
  
  -(NSString *) tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section
  {
      return @"Flm Set Decipher";
  }
  
  -(void) tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
  {
      AppDelegate *delegate = (AppDelegate *)[[UIApplication sharedApplication] delegate];
  
      DetailViewController *detailVC = [[DetailViewController alloc] initWithNibName:@"DetailViewController" bundle:nil];
  
      detailVC.banner = [bannerImages objectAtIndex:indexPath.row];
  
      detailVC.description = [descArray objectAtIndex:indexPath.row];
  
      detailVC.title = [sitesList objectAtIndex:indexPath.row];
  
      self.childController = detailVC;
  
      [delegate.navigationController pushViewController:childController animated:YES];
  
      [detailVC release];
  
      [tableView deselectRowAtIndexPath:indexPath animated:YES];
  }
  
  
  #pragma mark -
  #pragma mark Memory Management
  
  - (void)didReceiveMemoryWarning {
      NSLog(@"Memory warning!");
      [super didReceiveMemoryWarning];
  }
  
  - (void)viewDidUnload {
      self.table = nil;
      self.sitesList = nil;
      self.imagesList = nil;
      self.descArray = nil;
      self.bannerImages = nil;
      self.childController = nil;
      [super viewDidUnload];
  }
  
  - (void)dealloc {
      [table release];
      [sitesList release];
      [imagesList release];
      [descArray release];
      [bannerImages release];
      [childController release];
      [super dealloc];
  }
  
  @end
  </code></pre>