线程保活

#import "ViewController.h"

#import "WZJthread.h"

@interface ViewController ()

@property (nonatomic, strong) WZJthread *thread;

@end

@implementationViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    // Do any additional setup after loading the view.

    self.thread = [[WZJthread alloc] initWithTarget:self selector:@selector(run) object:nil];

    [self.thread start];

}

- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent*)event{

    [self performSelector:@selector(text) onThread:self.thread withObject:nil waitUntilDone:NO];

}

//下面这个方法是在这个线程所做的事情

- (void)text{

    NSLog(@"%s",__func__);

}

//下面这个方法只为了保住这个线程

- (void)run{

    [[NSRunLoop currentRunLoop] addPort:[[NSPort alloc] init] forMode:NSDefaultRunLoopMode];

    [[NSRunLoop currentRunLoop] run];

}

@end