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huxia
V2EX  ›  iDev

敢不敢救救我？！ios里捕获音量键的点击！！（objective-c,ios,iphone,volume,key,event）

  •   
  •   huxia · Dec 6, 2011 · 5829 views
    This topic created in 5415 days ago, the information mentioned may be changed or developed.
    就是想做一个ios5原生相机那样的“音量键拍照”。（Camera+，Camera360也有一样的效果）
    但死都找不到正确做法，用NSNotificationCenter的AVSystemController_SystemVolumeDidChangeNotification事件可以捕获系统音量的变化，但是会出现讨厌的“当前音量”的提示……

    具体问题在这里： http://stackoverflow.com/questions/8397170/how-to-implement-a-volume-key-shutter-for-iphone


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