Android 检查蓝牙是否启用
示例
private static final int REQUEST_ENABLE_BT = 1; //唯一请求码
BluetoothAdapter mBluetoothAdapter;
//...
if (!mBluetoothAdapter.isEnabled()) {
Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableBtIntent, REQUEST_ENABLE_BT);
}
//...
@Override
protected void onActivityResult(final int requestCode, final int resultCode, final Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == REQUEST_ENABLE_BT) {
if (resultCode == RESULT_OK) {
//蓝牙已启用
} else if (resultCode == RESULT_CANCELED) {
//蓝牙未启用
}
}
}
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