帮我出一段安卓BLE和照相,相册的权限处理代码,需要兼容安卓8到安卓13
时间: 2023-03-10 14:41:17 浏览: 92
我可以为您提供一段基本的安卓BLE和照片相册权限处理代码:if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_COARSE_LOCATION}, REQUEST_CODE_BLE);
}
if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, REQUEST_CODE_PHOTO_ALBUM);
}
}
相关问题
帮我写一些兼容安卓8到安卓13,处理BLE和照相,相册的权限处理代码的完整代码
我可以为您提供一些参考代码:// 检查蓝牙权限
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.M){
if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_COARSE_LOCATION}, 1);
}
}// 检查拍照权限
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.CAMERA}, 1);
}
}// 检查读写权限
if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED ||
ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE}, 1);
}
请写一段安卓ble的搜索蓝牙代码
以下是一段安卓BLE搜索蓝牙的代码:
```
private BluetoothAdapter mBluetoothAdapter;
private BluetoothLeScanner mBluetoothLeScanner;
private ScanCallback mScanCallback;
// 初始化蓝牙适配器和扫描回调
private void initBluetooth() {
mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
mBluetoothLeScanner = mBluetoothAdapter.getBluetoothLeScanner();
mScanCallback = new ScanCallback() {
@Override
public void onScanResult(int callbackType, ScanResult result) {
// 处理扫描结果
}
@Override
public void onScanFailed(int errorCode) {
// 处理扫描失败
}
};
}
// 开始扫描蓝牙设备
private void startScan() {
if (mBluetoothLeScanner != null) {
mBluetoothLeScanner.startScan(mScanCallback);
}
}
// 停止扫描蓝牙设备
private void stopScan() {
if (mBluetoothLeScanner != null) {
mBluetoothLeScanner.stopScan(mScanCallback);
}
}
```
这段代码可以通过调用`initBluetooth()`方法初始化蓝牙适配器和扫描回调,然后调用`startScan()`方法开始扫描蓝牙设备,调用`stopScan()`方法停止扫描。在扫描回调中,可以处理扫描结果和扫描失败的情况。
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