iOS - อยากสอบถามเก่ียวกับการทำให้รูปเปลี่ยนไปตามค่าในฐานข้อมูลค่ะ จะต้องทำยังงัย ตอนนี้กำลังทำหน้า ค้นหาหนังสืออย่ค่ะแต่ต้องโชว์สถานะการยืม

//
//  searchView.m
//  searchapp
//
//  Created by Nakornjinda on 2/8/2557 BE.
//  Copyright (c) 2557 Nakornjinda. All rights reserved.
//

#import "searchView.h"

@interface searchView ()
{
    NSMutableArray *myObject;
    NSMutableArray *allObject;
    NSMutableArray *displayObject;
    
    // A dictionary object
    NSDictionary *dict;
    
    // Define keys
    NSString *idbook;
    NSString *title1;
    NSString *access;
    NSString *w_name;
    NSString *status;
    
    
    UIAlertView *loading;
}


@end

@implementation searchView
@synthesize receivedData;



- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
  
        [super viewDidLoad];
        // Do any additional setup after loading the view.
        // Define keys
        idbook = @"Idbook";
        title1 = @"title1";
        access = @"access";
        w_name = @"w_name";
      status =  @"status1";
   
     
    

        
        // Create array to hold dictionaries
        myObject = [[NSMutableArray alloc] init];
        
    }
    
    - (IBAction)btnSearch:(id)sender {
        
        //Keyword=abc
        NSMutableString *post = [NSString stringWithFormat:@"keyword=%@",[txtKeyword text]];
        NSData *postData = [post dataUsingEncoding:NSASCIIStringEncoding allowLossyConversion:YES];
        NSString *postLength = [NSString stringWithFormat:@"%d", [postData length]];
        
        NSURL *url = [NSURL URLWithString:@"http://localhost:8888/search.php"];
        NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url
                                                               cachePolicy:NSURLRequestReloadIgnoringLocalCacheData
                                                           timeoutInterval:10.0];
        [request setHTTPMethod:@"POST"];
        [request setValue:postLength forHTTPHeaderField:@"Content-Length"];
        [request setValue:@"application/x-www-form-urlencoded" forHTTPHeaderField:@"Content-Type"];
        [request setHTTPBody:postData];
        
        NSURLConnection *theConnection=[[NSURLConnection alloc] initWithRequest:request delegate:self];
        
        // Show Progress Loading...
        [UIApplication sharedApplication].networkActivityIndicatorVisible = YES;
        
        loading = [[UIAlertView alloc] initWithTitle:@"" message:@"Please Wait..." delegate:nil cancelButtonTitle:nil otherButtonTitles:nil];
        UIActivityIndicatorView *progress= [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(125, 50, 30, 30)];
        progress.activityIndicatorViewStyle = UIActivityIndicatorViewStyleWhiteLarge;
        [loading addSubview:progress];
        [progress startAnimating];
        [progress release];
        [loading show];
        
        if (theConnection) {
            self.receivedData = [[NSMutableData data] retain];
        } else {
            UIAlertView *connectFailMessage = [[UIAlertView alloc] initWithTitle:@"NSURLConnection " message:@"Failed in viewDidLoad"  delegate: self cancelButtonTitle:@"Ok" otherButtonTitles: nil];
            [connectFailMessage show];
            [connectFailMessage release];
        }
        
        [myTable reloadData];
    }
    
    - (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response
    {
        [receivedData setLength:0];
    }
    
    - (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data
    {
        sleep(2);
        [receivedData appendData:data];
    }
    
    - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error
    {
        
        [connection release];
        [receivedData release];
        
        // inform the user
        UIAlertView *didFailWithErrorMessage = [[UIAlertView alloc] initWithTitle: @"NSURLConnection " message: @"didFailWithError"  delegate: self cancelButtonTitle: @"Ok" otherButtonTitles: nil];
        [didFailWithErrorMessage show];
        [didFailWithErrorMessage release];
        
        //inform the user
        NSLog(@"Connection failed! Error - %@", [error localizedDescription]);
        
    }
    
    - (void)connectionDidFinishLoading:(NSURLConnection *)connection
    {
        // Hide Progress
        [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
        [loading dismissWithClickedButtonIndex:0 animated:YES];
        
        // Clear Object
        [myObject removeAllObjects];
               
        if(receivedData)
        {
        
            
            id jsonObjects = [NSJSONSerialization JSONObjectWithData:receivedData options:NSJSONReadingMutableContainers error:nil];
            
            // values in foreach loop
            for (NSDictionary *dataDict in jsonObjects) {
                NSString *strIdbook = [dataDict objectForKey:@"Idbook"];
                NSString *strtitle1 = [dataDict objectForKey:@"title1"];
                NSString *straccess = [dataDict objectForKey:@"access"];
                NSString *strw_name= [dataDict objectForKey:@"w_name"];
              NSString *strstatus1=[dataDict objectForKey:@"status1"];
             
                
                dict = [NSDictionary dictionaryWithObjectsAndKeys:
                        strIdbook, idbook,
                        strtitle1, title1,
                        straccess, access,
                        strw_name, w_name,
                        strstatus1,status,
                        
                        nil];
                [myObject addObject:dict];
            }
            
            [myTable reloadData];
        }
        
        // release the connection, and the data object
        [connection release];
        [receivedData release];
    }
    
    - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
    {
        
        int nbCount = [myObject count];
        if (nbCount == 0)
            return 1;
        else
            return [myObject count];
        
    }
    
    
    
    - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
    {
        
               static NSString *CellIdentifier = @"Cell";
        
        UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
        if (cell == nil) {
            // Use the default cell style.
            cell = [[[UITableViewCell alloc] initWithStyle : UITableViewCellStyleSubtitle
                                           reuseIdentifier : CellIdentifier] autorelease];
        }

        
        int nbCount = [myObject count];
        if (nbCount ==0)
            cell.textLabel.text = @"";
        else
        {
            NSDictionary *tmpDict = [myObject objectAtIndex:indexPath.row];
            
            
            //
            NSMutableString *text;
            text = [NSString stringWithFormat:@"ชื่อหนังสือ %@",[tmpDict objectForKey:title1]];
            
            //
            NSMutableString *detail;
            detail = [NSString stringWithFormat:@"รหัส%@ , ผู้แต่ง %@,  %@"
                      ,[tmpDict objectForKey:access]
                      ,[tmpDict objectForKey:w_name]
                      ,[tmpDict objectForKey:status]];
    
            
            cell.imageView.image=[UIImage imageNamed : @"1StarSmall.png"];
          
            cell.textLabel.text = text;
            cell.detailTextLabel.text= detail;
            

            
        }
        return cell;
    }
    
    
    - (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString
    {
        
        if([searchString length] == 0)
        {
            [displayObject removeAllObjects];
            [displayObject addObjectsFromArray:allObject];
        }
        else
        {
            [displayObject removeAllObjects];
            for(NSDictionary *tmpDict in allObject)
            {
                NSString *val = [tmpDict objectForKey:title1];
                
                NSRange r = [val rangeOfString:searchString options:NSCaseInsensitiveSearch];
                if(r.location != NSNotFound)
                {
                    [displayObject addObject:tmpDict];
                }
            }
        }
        
        return YES;
    }
    -(void)tableView:(UITableView*)tableView didDeselectRowAtIndexPath:(NSIndexPath *)indexPath{
        [txtKeyword resignFirstResponder];
    }
    
    
    
    
    - (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar {
        searchBar.text=@"";
        
        [searchBar setShowsCancelButton:NO animated:YES];
        [searchBar resignFirstResponder];
    }
    
    
    - (void)didReceiveMemoryWarning
    {
        [super didReceiveMemoryWarning];
        // Dispose of any resources that can be recreated.
    }
    
    - (void)dealloc {
        [txtKeyword release];
        [myTable release];
        [super dealloc];
    }
    - (IBAction)BackToViewController:(id)sender {
        [self dismissViewControllerAnimated:YES completion:NULL];
        
    }  //โค้ดติดต่ดปุ่มกลับหน้า
    //- (IBAction)gotoOneViewController:(id)sender {
    // OneViewController *view1 = [[OneViewController alloc] initWithNibName:nil bundle:nil];
    //[self presentViewController:view1 animated:NO completion:NULL];
    //} //โค้ดไปหน้า OneViewController *view1
    
    
@end