1 /*
2  * Copyright (C) 2007 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.stk;
18 
19 import com.android.internal.telephony.cat.CatLog;
20 import com.android.internal.telephony.PhoneConstants;
21 import com.android.internal.telephony.TelephonyProperties;
22 
23 import android.content.ComponentName;
24 import android.content.Context;
25 import android.content.pm.PackageManager;
26 import android.telephony.TelephonyManager;
27 import android.os.SystemProperties;
28 
29 /**
30  * Application installer for SIM Toolkit.
31  *
32  */
33 abstract class StkAppInstaller {
34     private static final String STK_MAIN_ACTIVITY = "com.android.stk.StkMain";
35     private static final String LOG_TAG = "StkAppInstaller";
36 
StkAppInstaller()37     private StkAppInstaller() {
38         CatLog.d(LOG_TAG, "init");
39     }
40 
install(Context context)41     public static void install(Context context) {
42         setAppState(context, true);
43     }
44 
unInstall(Context context)45     public static void unInstall(Context context) {
46         setAppState(context, false);
47     }
48 
setAppState(Context context, boolean install)49     private static void setAppState(Context context, boolean install) {
50         CatLog.d(LOG_TAG, "[setAppState]+");
51         if (context == null) {
52             CatLog.d(LOG_TAG, "[setAppState]- no context, just return.");
53             return;
54         }
55         PackageManager pm = context.getPackageManager();
56         if (pm == null) {
57             CatLog.d(LOG_TAG, "[setAppState]- no package manager, just return.");
58             return;
59         }
60         ComponentName cName = new ComponentName("com.android.stk", STK_MAIN_ACTIVITY);
61         int state = install ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
62                 : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
63 
64         if (((PackageManager.COMPONENT_ENABLED_STATE_ENABLED == state) &&
65                 (PackageManager.COMPONENT_ENABLED_STATE_ENABLED ==
66                 pm.getComponentEnabledSetting(cName))) ||
67                 ((PackageManager.COMPONENT_ENABLED_STATE_DISABLED == state) &&
68                 (PackageManager.COMPONENT_ENABLED_STATE_DISABLED ==
69                 pm.getComponentEnabledSetting(cName)))) {
70             CatLog.d(LOG_TAG, "Need not change app state!!");
71         } else {
72             CatLog.d(LOG_TAG, "Change app state[" + install + "]");
73             try {
74                 pm.setComponentEnabledSetting(cName, state, PackageManager.DONT_KILL_APP);
75             } catch (Exception e) {
76                 CatLog.d(LOG_TAG, "Could not change STK app state");
77             }
78         }
79         CatLog.d(LOG_TAG, "[setAppState]-");
80     }
81 }
82