蓝牙信息
- 目前的需求是获取系统蓝牙状态开启与否，一些OC的方法无法获取到相关信息，经验证，下面的方面可以获取
state type
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typedef enum { kBluetoothHCIPowerStateON = 0x01, kBluetoothHCIPowerStateOFF = 0x00, kBluetoothHCIPowerStateUnintialized = 0xFF, } BluetoothHCIPowerState; |
code
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#import <IOBluetooth/IOBluetooth.h> bool is_bluetooth_enable() { @autoreleasepool { IOBluetoothHostController *controller = [[IOBluetoothHostController alloc] init]; BluetoothHCIPowerState status = [controller powerState]; return (status == kBluetoothHCIPowerStateON); } } |
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