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(Android) Ask for external sdcard permission

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Permission has to be explicitly asked for or it won't be granted on api 23 or higher.
This commit is contained in:
Aaahh Ahh 2016-12-25 15:06:54 -05:00 committed by GitHub
parent 5624b3482e
commit ac80cffdce
1 changed files with 52 additions and 0 deletions
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52
pkg/android/phoenix/src/com/retroarch/browser/mainmenu/MainMenuActivity.java
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@ -14,6 +14,9 @@ import android.os.Environment;
import android.preference.PreferenceActivity;
import android.preference.PreferenceManager;
import android.provider.Settings;
import android.app.Activity;
import android.content.pm.PackageManager;
import android.app.AlertDialog.Builder;
/**
* {@link PreferenceActivity} subclass that provides all of the
@ -21,6 +24,8 @@ import android.provider.Settings;
*/
public final class MainMenuActivity extends PreferenceActivity
{
int MY_PERMISSIONS_REQUEST_WRITE_EXTERNAL_STORAGE = 0;
public static void startRetroActivity(Intent retro, String contentPath, String corePath,
String configFilePath, String imePath, String dataDirPath, String dataSourcePath)
{
@ -46,6 +51,28 @@ public final class MainMenuActivity extends PreferenceActivity
// Bind audio stream to hardware controls.
setVolumeControlStream(AudioManager.STREAM_MUSIC);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)
{
if (this.checkSelfPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE)!= PackageManager.PERMISSION_GRANTED) {
// Should we show an explanation?
if (this.shouldShowRequestPermissionRationale(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
// Show an explanation to the user *asynchronously* -- don't block
// this thread waiting for the user's response! After the user
// sees the explanation, try again to request the permission.
} else {
// No explanation needed, we can request the permission.
this.requestPermissions(new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
MY_PERMISSIONS_REQUEST_WRITE_EXTERNAL_STORAGE);
// MY_PERMISSIONS_REQUEST_WRITE_EXTERNAL_STORAGE is an
// app-defined int constant. The callback method gets the
// result of the request.
}
}
}
UserPreferences.updateConfigFile(this);
final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
@ -72,4 +99,29 @@ public final class MainMenuActivity extends PreferenceActivity
startActivity(retro);
finish();
}
@Override
public void onRequestPermissionsResult(int requestCode,
String permissions[], int[] grantResults) {
switch (requestCode) {
case MY_PERMISSIONS_REQUEST_WRITE_EXTERNAL_STORAGE: {
// If request is cancelled, the result arrays are empty.
            if (grantResults.length > 0
          && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
// permission granted
            } else {
// permission denied
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
builder.setMessage("External SDCard acesss will not be available.") //hardcoded because the rest of retroarch is...
.setNeutralButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
// Nothing lul
}
})
builder.create();
}
return;
}
}
}
}