1 /*
2  * Copyright (C) 2016 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.settings.development;
18 
19 import android.content.ComponentName;
20 import android.content.Context;
21 import android.content.pm.PackageManager;
22 import android.os.UserManager;
23 import android.provider.Settings;
24 import android.support.v14.preference.SwitchPreference;
25 import android.support.v7.preference.Preference;
26 import android.support.v7.preference.PreferenceScreen;
27 
28 import com.android.settings.core.PreferenceController;
29 
30 public class BugReportInPowerPreferenceController extends PreferenceController {
31 
32     private static final String KEY_BUGREPORT_IN_POWER = "bugreport_in_power";
33 
34     private UserManager mUserManager;
35     private SwitchPreference mPreference;
36 
BugReportInPowerPreferenceController(Context context)37     public BugReportInPowerPreferenceController(Context context) {
38         super(context);
39         mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
40     }
41 
42     @Override
handlePreferenceTreeClick(Preference preference)43     public boolean handlePreferenceTreeClick(Preference preference) {
44         if (KEY_BUGREPORT_IN_POWER.equals(preference.getKey())) {
45             final SwitchPreference switchPreference = (SwitchPreference) preference;
46             Settings.Secure.putInt(mContext.getContentResolver(),
47                 Settings.Global.BUGREPORT_IN_POWER_MENU,
48                 switchPreference.isChecked() ? 1 : 0);
49             setBugreportStorageProviderStatus();
50             return true;
51         }
52         return false;
53     }
54 
55     @Override
displayPreference(PreferenceScreen screen)56     public void displayPreference(PreferenceScreen screen) {
57         super.displayPreference(screen);
58         if (isAvailable()) {
59             mPreference = (SwitchPreference) screen.findPreference(KEY_BUGREPORT_IN_POWER);
60         }
61     }
62 
63     @Override
getPreferenceKey()64     public String getPreferenceKey() {
65         return KEY_BUGREPORT_IN_POWER;
66     }
67 
68     @Override
isAvailable()69     public boolean isAvailable() {
70         return !mUserManager.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES);
71     }
72 
73     @Override
updateState(Preference preference)74     public void updateState(Preference preference) {
75         updatePreference();
76     }
77 
enablePreference(boolean enabled)78     public void enablePreference(boolean enabled) {
79         if (isAvailable()) {
80             mPreference.setEnabled(enabled);
81         }
82     }
83 
resetPreference()84     public void resetPreference() {
85         if (mPreference.isChecked()) {
86             mPreference.setChecked(false);
87             handlePreferenceTreeClick(mPreference);
88         }
89     }
90 
updatePreference()91     public boolean updatePreference() {
92         if (!isAvailable()) {
93             return false;
94         }
95         final boolean enabled = Settings.Secure.getInt(
96             mContext.getContentResolver(), Settings.Global.BUGREPORT_IN_POWER_MENU, 0) != 0;
97         mPreference.setChecked(enabled);
98         return enabled;
99     }
100 
updateBugreportOptions()101     public void updateBugreportOptions() {
102         if (!isAvailable()) {
103             return;
104         }
105         mPreference.setEnabled(true);
106         setBugreportStorageProviderStatus();
107     }
108 
setBugreportStorageProviderStatus()109     private void setBugreportStorageProviderStatus() {
110         final ComponentName componentName = new ComponentName("com.android.shell",
111             "com.android.shell.BugreportStorageProvider");
112         final boolean enabled = mPreference.isChecked();
113         mContext.getPackageManager().setComponentEnabledSetting(componentName,
114             enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
115                 : PackageManager.COMPONENT_ENABLED_STATE_DEFAULT,
116             0);
117     }
118 
119 }
120