问题的原因是 Android 11 强制进行了一些安全和隐私限制,因此需要在应用程序中包含适当的权限声明和透明度。
以下是示例代码可以解决不允许通过 ADB 启动 IMAGE_CAPTURE intent 活动的问题:
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED
|| ActivityCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this,
new String[]{Manifest.permission.CAMERA, Manifest.permission.WRITE_EXTERNAL_STORAGE},
0);
} else {
// Permission has already been granted
Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
startActivityForResult(intent, REQUEST_IMAGE_CAPTURE);
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
if (requestCode == 0) {
if (grantResults.length == 2 && grantResults[0] == PackageManager.PERMISSION_GRANTED
&& grantResults[1] == PackageManager.PERMISSION_GRANTED) {
// Permission has been granted
Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
startActivityForResult(intent, REQUEST_IMAGE_CAPTURE);
} else {
// Permission has been denied
Toast.makeText(this, "Camera permission must be granted", Toast.LENGTH_SHORT).show();
}
}
}
通过这些步骤,您应该能够通过 ADB 正确启动 IMAGE_CAPTURE intent 活动。