检测耳机插入拔出

来源：互联网发布：如何登录淘宝子账号编辑：程序博客网时间：2024/05/02 02:40

AudioSessionInitialize(NULL,NULL, NULL, NULL);

// <---------------------------判断设备插入或拔出----------------------------->

#if TARGET_IPHONE_SIMULATOR

#warning *** Simulator mode: audio session code works only on a device

return NO;

#else

CFStringRef route;

UInt32 propertySize=sizeof(CFStringRef);

AudioSessionGetProperty(kAudioSessionProperty_AudioRoute, &propertySize, &route);

if ((route==NULL)||(CFStringGetLength(route)==0)) {

NSLog(@"AudioRoute:SILENT,do nothing!");

}else{

NSString *routeStr=(__bridgeNSString *)route;

NSLog(@"AudioRoute:%@",routeStr);

NSRange headphoneRange=[routeStr rangeOfString:@"Headphone"];

NSRange headsetRange=[routeStr rangeOfString:@"Headset"];

if ((headphoneRange.location!=NSNotFound)||(headsetRange.location!=NSNotFound)) {

NSLog(@"设备已插入");

UIAlertView *alert=[[UIAlertViewalloc]initWithTitle:@"提醒"message:@"插入设备" delegate:selfcancelButtonTitle:@"确定"otherButtonTitles:nil ];

[alertshow];

}else{

NSLog(@"设备已拔出");

UIAlertView *alert=[[UIAlertViewalloc]initWithTitle:@"提醒"message:@"拔出设备" delegate:selfcancelButtonTitle:@"确定"otherButtonTitles:nil ];

[alertshow];

}

#endif

0 0