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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.settings;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.NetworkScoreManager;
import android.net.NetworkScorerAppManager;
import android.net.NetworkScorerAppManager.NetworkScorerAppData;
import android.os.Bundle;
import android.os.UserHandle;
import android.text.TextUtils;
import android.util.Log;
import com.android.internal.app.AlertActivity;
import com.android.internal.app.AlertController;
/**
* Dialog to allow a user to select a new network scorer.
*
* <p>Finishes with {@link #RESULT_CANCELED} in all circumstances unless the scorer is successfully
* changed or was already set to the new value (in which case it finishes with {@link #RESULT_OK}).
*/
public final class ActiveNetworkScorerDialog extends AlertActivity implements
DialogInterface.OnClickListener {
private static final String TAG = "ActiveNetScorerDlg";
private String mNewPackageName;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Intent intent = getIntent();
mNewPackageName = intent.getStringExtra(NetworkScoreManager.EXTRA_PACKAGE_NAME);
if (!buildDialog()) {
finish();
}
}
@Override
public void onClick(DialogInterface dialog, int which) {
switch (which) {
case BUTTON_POSITIVE:
NetworkScoreManager nsm =
(NetworkScoreManager) getSystemService(Context.NETWORK_SCORE_SERVICE);
if (nsm.setActiveScorer(mNewPackageName)) {
setResult(RESULT_OK);
}
break;
case BUTTON_NEGATIVE:
break;
}
}
private boolean buildDialog() {
if (UserHandle.myUserId() != UserHandle.USER_OWNER) {
Log.i(TAG, "Can only set scorer for owner user.");
return false;
}
NetworkScorerAppData newScorer = NetworkScorerAppManager.getScorer(this, mNewPackageName);
if (newScorer == null) {
Log.e(TAG, "New package " + mNewPackageName + " is not a valid scorer.");
return false;
}
NetworkScorerAppData oldScorer = NetworkScorerAppManager.getActiveScorer(this);
if (oldScorer != null && TextUtils.equals(oldScorer.mPackageName, mNewPackageName)) {
Log.i(TAG, "New package " + mNewPackageName + " is already the active scorer.");
// Set RESULT_OK to indicate to the caller that the "switch" was successful.
setResult(RESULT_OK);
return false;
}
// Compose dialog.
CharSequence newName = newScorer.mScorerName;
final AlertController.AlertParams p = mAlertParams;
p.mTitle = getString(R.string.network_scorer_change_active_dialog_title);
if (oldScorer != null) {
p.mMessage = getString(R.string.network_scorer_change_active_dialog_text, newName,
oldScorer.mScorerName);
} else {
p.mMessage = getString(R.string.network_scorer_change_active_no_previous_dialog_text,
newName);
}
p.mPositiveButtonText = getString(R.string.yes);
p.mNegativeButtonText = getString(R.string.no);
p.mPositiveButtonListener = this;
p.mNegativeButtonListener = this;
setupAlert();
return true;
}
}
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