//
// ViewController.m
// 多线程
//
// Created by 谢泽锋 on 16/4/24.
// Copyright © 2016年 xiezefeng. All rights reserved.
//
#import "ViewController.h"
#import <pthread.h>
#import "ZFthread.h"
@interface ViewController ()
@end
@implementation ViewController
void * run(void *param){
for (int i=0; i<50000; i++) {
NSLog(@"run%@",[NSThread currentThread]);
}
return NULL;
}
- (IBAction)action:(id)sender {
NSLog(@"是否是主线程＝＝＝%d", [NSThread isMainThread]);
// pthread_t thread;
// pthread_create(&thread, NULL, run, NULL);
// ZFthread * thread=[[ZFthread alloc]initWithTarget:self selector:@selector(play:) object:@"jack"];
// [thread start];//开启线程
// [email protected]"zefeng";
// 1
NSThread * thread=[[NSThread alloc]initWithTarget:self selector:@selector(play:) object:@"jack"];
// [thread isMainThread];//是否是主线程
// [NSThread isMainThread];//是否是主线程
// NSLog(@"是否是主线程＝＝＝%d", [thread isMainThread]);
[thread start];//开启线程
[email protected]"zefeng";
// 2 直接从主线程中剥离出来的子线程 当不能设名字
// [NSThread detachNewThreadSelector:@selector(play:) toTarget:self withObject:@"fengzi"];
// 3 无法对线程跟详细的设置
// [self performSelectorInBackground:@selector(play:) withObject:@"xiexiaofeng"];
// 4 done 是否掐住等到任务完成为止
// [self performSelectorOnMainThread:@selector(play:) withObject:@"" waitUntilDone:NO];
}
-(void)play:(NSString*)str
{
for (int i=0; i<10000; i++) {
// [NSThread sleepForTimeInterval:3];//让线程阻塞2秒
// [NSThread sleepUntilDate:[NSDate distantFuture]];//睡眠到某个时期
[NSThread sleepUntilDate:[NSDate dateWithTimeIntervalSinceNow:2]];
if (i==2) {
// exit(0);
[NSThread exit];//直接退出线程
}
NSLog(@"str==%@ currentThread==%@",str,[NSThread currentThread]);
}
}
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end