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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.email.activity;
18 
19 import com.android.email.R;
20 import com.android.emailcommon.provider.Account;
21 import com.android.emailcommon.utility.EmailAsyncTask;
22 import com.android.emailcommon.utility.Utility;
23 import com.google.common.annotations.VisibleForTesting;
24 
25 import android.app.Activity;
26 import android.content.Context;
27 import android.content.Intent;
28 import android.net.Uri;
29 import android.os.Bundle;
30 
31 /**
32  * A dummy activity to support old-style (pre-honeycomb) account shortcuts.
33  */
34 public class MessageList extends Activity {
35     @VisibleForTesting
36     static final String EXTRA_ACCOUNT_ID = "com.android.email.activity._ACCOUNT_ID";
37 
38     private final EmailAsyncTask.Tracker mTaskTracker = new EmailAsyncTask.Tracker();
39 
40     @Override
onCreate(Bundle savedInstanceState)41     protected void onCreate(Bundle savedInstanceState) {
42         super.onCreate(savedInstanceState);
43 
44         final Activity me = this;
45         new EmailAsyncTask<Void, Void, Long>(mTaskTracker) {
46             @Override
47             protected Long doInBackground(Void... params) {
48                 return getAccountFromIntent(me, getIntent());
49             }
50 
51             @Override
52             protected void onSuccess(Long accountId) {
53                 if ((accountId == null) || (accountId == Account.NO_ACCOUNT)) {
54                     // Account deleted?
55                     Utility.showToast(me, R.string.toast_account_not_found);
56                     Welcome.actionStart(me);
57                 } else {
58                     Welcome.actionOpenAccountInbox(me, accountId);
59                 }
60                 finish();
61             }
62         }.executeParallel();
63     }
64 
65     @Override
onDestroy()66     protected void onDestroy() {
67         mTaskTracker.cancellAllInterrupt();
68         super.onDestroy();
69     }
70 
71     @VisibleForTesting
getAccountFromIntent(Context context, Intent i)72     static long getAccountFromIntent(Context context, Intent i) {
73         final Uri uri = i.getData();
74         if (uri == null) {
75             return Account.NO_ACCOUNT;
76         }
77         return Account.getAccountIdFromShortcutSafeUri(context, uri);
78     }
79 
80     /**
81      * Create a froyo/gingerbread style account shortcut intent.  Used by unit tests and
82      * test code in {@link ShortcutPicker}.
83      */
84     @VisibleForTesting
createFroyoIntent(Context context, Account account)85     static Intent createFroyoIntent(Context context, Account account) {
86         final Intent intent = new Intent(context, MessageList.class);
87         intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
88         intent.putExtra(EXTRA_ACCOUNT_ID, account.mId);
89         intent.setData(account.getShortcutSafeUri());
90 
91         return intent;
92     }
93 }
94