標籤:received data view 迴圈 self mic url ref isp
#import "ViewController.h"
@interface ViewController ()<NSURLConnectionDataDelegate>
@property (nonatomic, assign) CFRunLoopRef runLoop;// 保持同一個線程 C語言
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
dispatch_async(dispatch_get_global_queue(0, 0), ^{
NSURLConnection *conn = [NSURLConnection connectionWithRequest:[NSURLRequest requestWithURL:@""] delegate:self];
//決定代理在哪個隊列執行
[conn setDelegateQueue:[[NSOperationQueue alloc] init]];
// 放在子線程, 子線程的迴圈預設是不開器的,不匯時刻的監聽返回的資料事件
// 因此要手動的啟動 子線程
// [[NSRunLoop currentRunLoop] run];
self.runLoop = CFRunLoopGetCurrent();
CFRunLoopRun(); // 啟動
});
}
#pragma mark-<NSURLConnectionDataDelegate>
- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response{
}
- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data{
}
- (void)connectionDidFinishLoading:(NSURLConnection *)connection{
// 關閉runloop
CFRunLoopStop(self.runLoop);// 關閉保持前後一致
}
@end
iOS 如何啟動和停止RunLoop