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  • iOS8 蓝牙设备的重连接(retrieve) Swift实现

      今天App写到了蓝牙重连的阶段,以前针对sdk 6.0写的代码,蓝牙设备的回复是通过

    - (void)retrievePeripherals:(NSArray *)peripheralUUIDs

    然后回调

     centralManager:didRetrievePeripherals:

    函数来得到可以回复设备的Array。

    在SDK7之后,- (void)retrievePeripherals:(NSArray *)peripheralUUIDs被废除了,取而代之的是

    retrievePeripheralsWithIdentifiers: 

    这个函数会Returns a list of known peripherals by their identifiers. 

    刚开始我还以为调用了这个函数,还要在回调函数中完成连接操作,后来才发现,SDK6.0中的回调函数就是返回a list of known peripherals by their identifiers. 而现在不用通过回调函数,retrievePeripheralsWithIdentifiers:的返回值就是 a list of known peripherals by their identifiers. 这样代码更简洁了,这要直接对这些外设直接进行连接操作就可以了。

    简单代码如下:

    var identiferArray = Array<NSUUID>()
    identiferArray.append(peri.identifer)//将identider加入得到identiferArray
    var knownPeripherals = myCentralManager!.retrievePeripheralsWithIdentifiers(identiferArray)
    for p in knownPeripherals {
        myCentralManager!.connectPeripheral(p, options: nil)
    }
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  • 原文地址:https://www.cnblogs.com/scaptain/p/3942244.html
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