| /* |
| * 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; |
| } |
| } |