1 /*
2  * Copyright (C) 2011 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.systemui.net;
18 
19 import static android.net.NetworkPolicyManager.EXTRA_NETWORK_TEMPLATE;
20 import static android.net.NetworkTemplate.MATCH_MOBILE;
21 
22 import android.app.Activity;
23 import android.app.AlertDialog;
24 import android.app.Dialog;
25 import android.content.Context;
26 import android.content.DialogInterface;
27 import android.net.INetworkPolicyManager;
28 import android.net.NetworkPolicy;
29 import android.net.NetworkTemplate;
30 import android.os.Bundle;
31 import android.os.RemoteException;
32 import android.os.ServiceManager;
33 import android.util.Log;
34 import android.view.WindowManager;
35 
36 import com.android.systemui.R;
37 
38 /**
39  * Notify user that a {@link NetworkTemplate} is over its
40  * {@link NetworkPolicy#limitBytes}, giving them the choice of acknowledging or
41  * "snoozing" the limit.
42  */
43 public class NetworkOverLimitActivity extends Activity {
44     private static final String TAG = "NetworkOverLimitActivity";
45 
46     @Override
onCreate(Bundle icicle)47     public void onCreate(Bundle icicle) {
48         super.onCreate(icicle);
49 
50         final NetworkTemplate template = getIntent().getParcelableExtra(EXTRA_NETWORK_TEMPLATE);
51         final AlertDialog.Builder builder = new AlertDialog.Builder(this);
52         builder.setTitle(getLimitedDialogTitleForTemplate(template));
53         builder.setMessage(R.string.data_usage_disabled_dialog);
54 
55         builder.setPositiveButton(android.R.string.ok, null);
56         builder.setNegativeButton(
57                 R.string.data_usage_disabled_dialog_enable, new DialogInterface.OnClickListener() {
58                     public void onClick(DialogInterface dialog, int which) {
59                         snoozePolicy(template);
60                     }
61                 });
62 
63         final Dialog dialog = builder.create();
64         dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
65         dialog.setOnDismissListener(new DialogInterface.OnDismissListener() {
66             public void onDismiss(DialogInterface dialog) {
67                 finish();
68             }
69         });
70 
71         dialog.show();
72     }
73 
snoozePolicy(NetworkTemplate template)74     private void snoozePolicy(NetworkTemplate template) {
75         final INetworkPolicyManager policyService = INetworkPolicyManager.Stub.asInterface(
76                 ServiceManager.getService(Context.NETWORK_POLICY_SERVICE));
77         try {
78             policyService.snoozeLimit(template);
79         } catch (RemoteException e) {
80             Log.w(TAG, "problem snoozing network policy", e);
81         }
82     }
83 
getLimitedDialogTitleForTemplate(NetworkTemplate template)84     private static int getLimitedDialogTitleForTemplate(NetworkTemplate template) {
85         switch (template.getMatchRule()) {
86             case MATCH_MOBILE:
87                 return R.string.data_usage_disabled_dialog_mobile_title;
88             default:
89                 return R.string.data_usage_disabled_dialog_title;
90         }
91     }
92 }
93