- -(BOOL)silenced
- {
- #if TARGET_IPHONE_SIMULATOR
- // return NO in simulator. Code causes crashes for some reason.
- return NO;
- #endif
- CFStringRef state;
- UInt32 propertySize = sizeof(CFStringRef);
- AudioSessionInitialize(NULL, NULL, NULL, NULL);
- AudioSessionGetProperty(kAudioSessionProperty_AudioRoute, &propertySize;, &state;);
- if(CFStringGetLength(state) > 0)
- return NO;
- else
- return YES;
- }
- //该片段来自于http://www.codesnippet.cn/detail/070120148443.html
来源: http://www.codesnippet.cn/detail/070120148443.html