i want to use this line of code in my appDelegate but it does'nt allow me, what the problem myTCPapp = [[TCP alloc]initWithDelegate:self];

See more:

Xcode

#import "TCP.h"

@interface TCP ()

@end

@implementation TCP

//- (void)viewWillAppear:(BOOL)animated
//{
//   [super viewWillAppear:animated];
//
//   [self TcpClientInitialise];
//}

static NSString * C_name;
+(NSString *)getName
{
   if(!C_name)
   {
      C_name=@"Heloo";
   }
   return C_name;
}
+(void)setName:(NSString *)name
{
   if(!C_name)
   {
      C_name=@"Helloo";
   }
   C_name=name;
}
- (void)TcpClientInitialise
{
   NSLog(@"Tcp Client Initialise");
	
   CFReadStreamRef readStream;
   CFWriteStreamRef writeStream;
	
	
   CFStreamCreatePairWithSocketToHost(NULL, (CFStringRef)@"192.168.3.105", 9050, &readStream, &writeStream);
    
   InputStream = (__bridge NSInputStream *)readStream;
   OutputStream = (__bridge NSOutputStream *)writeStream;
	
   [InputStream setDelegate:self];
   [OutputStream setDelegate:self];
	
   [InputStream scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode];
   [OutputStream scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode];
	
   [InputStream open];
   [OutputStream open];
    
}
-(void)SendingData:(NSString *)sendingString{
   NSLog(@"Ready to send data %@",sendingString);
   NSData *data = [[NSData alloc] initWithData:[sendingString dataUsingEncoding:NSASCIIStringEncoding]];
   [OutputStream write:[data bytes] maxLength:[data length]];	//<<Returns actual number of bytes sent - check if trying to send a large number of bytes as they may well not have all gone in this write and will need sending once there is a hasspaceavailable event
}


- (void)stream:(NSStream *)theStream handleEvent:(NSStreamEvent)StreamEvent
{
   switch (StreamEvent)
   {
      case NSStreamEventOpenCompleted:
         NSLog(@"TCP Client - Stream opened");
         break;
			
      case NSStreamEventHasBytesAvailable:
         if (theStream == InputStream)
         {
            uint8_t buffer[1024];
            int len;
				
            while ([InputStream hasBytesAvailable])
            {
               len = [InputStream read:buffer maxLength:sizeof(buffer)];
               if (len > 0)
               {
                  NSString *output = [[NSString alloc] initWithBytes:buffer length:len encoding:NSASCIIStringEncoding];
						
                  if (nil != output)
                  {
                     NSLog(@"TCP Client - Server sent: %@", output);
                     //all programming for switching server reply
                            
                     NSArray *myArray = [output componentsSeparatedByString:@","];
                  }
                        
                  //Send some data (large block where the write may not actually send all we request it to send)
                  int ActualOutputBytes = [OutputStream write:[OutputData bytes] maxLength:[OutputData length]];
                        
                  //if (ActualOutputBytes >= ChunkToSendLength)
                  //{
                        //It was all sent
                        //[OutputData release];
                        //OutputData = nil;
                  //}
                  //else
                  //{
                        //Only partially sent
                        //[OutputData replaceBytesInRange:NSMakeRange(0, ActualOutputBytes) withBytes:NULL length:0];
                        //Remove sent bytes from the start
                  //}
               }
            }
         }
         break;
			
      case NSStreamEventErrorOccurred:
         NSLog(@"TCP Client - Can't connect to the host");
         break;
			
      case NSStreamEventEndEncountered:
         NSLog(@"TCP Client - End encountered");
         [theStream close];
         [theStream removeFromRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode];
         break;
            
      case NSStreamEventNone:
         NSLog(@"TCP Client - None event");
         break;
			
      case NSStreamEventHasSpaceAvailable:
         NSLog(@"TCP Client - Has space available event");
         if (OutputData != nil)
         {
            //Send rest of the packet
            int ActualOutputBytes = [OutputStream write:[OutputData bytes] maxLength:[OutputData length]];
                
            if (ActualOutputBytes >= [OutputData length])
            {
               //It was all sent
               //[OutputData release];
               OutputData = nil;
            }
            else
            {
               //Only partially sent
               [OutputData replaceBytesInRange:NSMakeRange(0, ActualOutputBytes) withBytes:NULL length:0];		//Remove sent bytes from the start
            }
         }
         break;
            
      default:
         NSLog(@"TCP Client - Unknown event");
   }
}



- (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.
}

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

@end

this is my TCP implementation class, i am trying to access the class in appDelegate through an object, please help, thanks in advance

[edit]code block added and tabulation reduced[/edit]