Android 在 android 6.0 中不显示 RECORD_AUDIO 的权限对话框
Android does not show permission dialog for RECORD_AUDIO in android 6.0
Android 不显示 RECORD_AUDIO
的权限对话框
我已经在 android 清单中添加了所需的权限
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
和以下代码
private boolean checkPermission() {
int result = ContextCompat.checkSelfPermission(this, android.Manifest.permission.RECORD_AUDIO);
if (result == PackageManager.PERMISSION_GRANTED) {
return true;
} else {
return false;
}
}
private void requestPermission() {
if (ActivityCompat.shouldShowRequestPermissionRationale(this, android.Manifest.permission.RECORD_AUDIO)) {
Toast.makeText(this, "RECORD AUDIO Permission is required.",
Toast.LENGTH_LONG).show();
} else {
ActivityCompat.requestPermissions(this, new String[]{android.Manifest.permission.RECORD_AUDIO},
PERMISSION_REQUEST_CODE);
}
}
并检查它
if (!checkPermission()) {
requestPermission();
}
但是请求权限的对话框或请求权限的屏幕未显示,
我正在模拟器上测试 android 6.0
ActivityCompat.shouldShowRequestPermissionRationale()
方法仅在应显示消息时发出信号。无论其 return 值如何,您都应该请求许可。
看看这个示例中的第 142 行:https://developer.android.com/samples/RuntimePermissions/src/com.example.android.system.runtimepermissions/MainActivity.html#l142
/**
* Requests the Camera permission.
* If the permission has been denied previously, a SnackBar will prompt the user to grant the
* permission, otherwise it is requested directly.
*/
private void requestCameraPermission() {
Log.i(TAG, "CAMERA permission has NOT been granted. Requesting permission.");
if (ActivityCompat.shouldShowRequestPermissionRationale(this,
Manifest.permission.CAMERA)) {
// Provide an additional rationale to the user if the permission was not granted
// and the user would benefit from additional context for the use of the permission.
// For example if the user has previously denied the permission.
Log.i(TAG,
"Displaying camera permission rationale to provide additional context.");
Snackbar.make(mLayout, R.string.permission_camera_rationale,
Snackbar.LENGTH_INDEFINITE)
.setAction(R.string.ok, new View.OnClickListener() {
@Override
public void onClick(View view) {
ActivityCompat.requestPermissions(MainActivity.this,
new String[]{Manifest.permission.CAMERA},
REQUEST_CAMERA);
}
})
.show();
} else {
// Camera permission has not been granted yet. Request it directly.
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.CAMERA},
REQUEST_CAMERA);
}
}
Android 不显示 RECORD_AUDIO
的权限对话框我已经在 android 清单中添加了所需的权限
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS" />
和以下代码
private boolean checkPermission() {
int result = ContextCompat.checkSelfPermission(this, android.Manifest.permission.RECORD_AUDIO);
if (result == PackageManager.PERMISSION_GRANTED) {
return true;
} else {
return false;
}
}
private void requestPermission() {
if (ActivityCompat.shouldShowRequestPermissionRationale(this, android.Manifest.permission.RECORD_AUDIO)) {
Toast.makeText(this, "RECORD AUDIO Permission is required.",
Toast.LENGTH_LONG).show();
} else {
ActivityCompat.requestPermissions(this, new String[]{android.Manifest.permission.RECORD_AUDIO},
PERMISSION_REQUEST_CODE);
}
}
并检查它
if (!checkPermission()) {
requestPermission();
}
但是请求权限的对话框或请求权限的屏幕未显示,
我正在模拟器上测试 android 6.0
ActivityCompat.shouldShowRequestPermissionRationale()
方法仅在应显示消息时发出信号。无论其 return 值如何,您都应该请求许可。
看看这个示例中的第 142 行:https://developer.android.com/samples/RuntimePermissions/src/com.example.android.system.runtimepermissions/MainActivity.html#l142
/** * Requests the Camera permission. * If the permission has been denied previously, a SnackBar will prompt the user to grant the * permission, otherwise it is requested directly. */ private void requestCameraPermission() { Log.i(TAG, "CAMERA permission has NOT been granted. Requesting permission."); if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.CAMERA)) { // Provide an additional rationale to the user if the permission was not granted // and the user would benefit from additional context for the use of the permission. // For example if the user has previously denied the permission. Log.i(TAG, "Displaying camera permission rationale to provide additional context."); Snackbar.make(mLayout, R.string.permission_camera_rationale, Snackbar.LENGTH_INDEFINITE) .setAction(R.string.ok, new View.OnClickListener() { @Override public void onClick(View view) { ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA); } }) .show(); } else { // Camera permission has not been granted yet. Request it directly. ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA); } }