1 /*
2  * Copyright (C) 2021 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 @file:Suppress("DEPRECATION")
17 
18 package com.android.permissioncontroller.permission.ui.handheld
19 
20 import android.app.Application
21 import android.os.Bundle
22 import android.os.UserHandle
23 import android.view.MenuItem
24 import androidx.preference.Preference
25 import androidx.preference.PreferenceCategory
26 import com.android.permissioncontroller.R
27 import com.android.permissioncontroller.hibernation.isHibernationEnabled
28 import com.android.permissioncontroller.permission.ui.UnusedAppsFragment
29 import com.android.permissioncontroller.permission.ui.UnusedAppsFragment.Companion.INFO_MSG_CATEGORY
30 
31 /** Handheld wrapper, with customizations, around [UnusedAppsFragment]. */
32 class HandheldUnusedAppsFragment :
33     PermissionsFrameFragment(), UnusedAppsFragment.Parent<UnusedAppPreference> {
34 
35     companion object {
36         /** Create a new instance of this fragment. */
37         @JvmStatic
newInstancenull38         fun newInstance(): HandheldUnusedAppsFragment {
39             return HandheldUnusedAppsFragment()
40         }
41     }
42 
onCreatenull43     override fun onCreate(savedInstanceState: Bundle?) {
44         super.onCreate(savedInstanceState)
45         setHasOptionsMenu(true)
46     }
47 
onStartnull48     override fun onStart() {
49         super.onStart()
50         mUseShadowController = false
51     }
52 
onActivityCreatednull53     override fun onActivityCreated(savedInstanceState: Bundle?) {
54         super.onActivityCreated(savedInstanceState)
55         if (savedInstanceState == null) {
56             val fragment: UnusedAppsFragment<HandheldUnusedAppsFragment, UnusedAppPreference> =
57                 UnusedAppsFragment.newInstance()
58             fragment.arguments = arguments
59             // child fragment does not have its own UI - it will add to the preferences of this
60             // parent fragment
61             childFragmentManager.beginTransaction().add(fragment, null).commit()
62         }
63     }
64 
onOptionsItemSelectednull65     override fun onOptionsItemSelected(item: MenuItem): Boolean {
66         if (item.itemId == android.R.id.home) {
67             this.pressBack()
68             return true
69         }
70         return super.onOptionsItemSelected(item)
71     }
72 
getEmptyViewStringnull73     override fun getEmptyViewString(): Int {
74         return if (isHibernationEnabled()) R.string.no_unused_apps else super.getEmptyViewString()
75     }
76 
createFooterPreferencenull77     override fun createFooterPreference(): Preference {
78         var preference: Preference
79         if (isHibernationEnabled()) {
80             preference = com.android.settingslib.widget.FooterPreference(requireContext())
81             preference.summary = getString(R.string.unused_apps_page_summary)
82         } else {
83             preference = FooterPreference(requireContext())
84 
85             preference.summary = getString(R.string.auto_revoked_apps_page_summary)
86             preference.secondSummary = getString(R.string.auto_revoke_open_app_message)
87         }
88         preference.setIcon(R.drawable.ic_info_outline)
89         preference.isSelectable = false
90         return preference
91     }
92 
setLoadingStatenull93     override fun setLoadingState(loading: Boolean, animate: Boolean) {
94         setLoading(loading, animate)
95     }
96 
createUnusedAppPrefnull97     override fun createUnusedAppPref(
98         app: Application,
99         packageName: String,
100         user: UserHandle
101     ): UnusedAppPreference {
102         return UnusedAppPreference(app, packageName, user, requireContext())
103     }
104 
setTitlenull105     override fun setTitle(title: CharSequence) {
106         requireActivity().setTitle(title)
107     }
108 
setEmptyStatenull109     override fun setEmptyState(empty: Boolean) {
110         val infoMsgCategory =
111             preferenceScreen.findPreference<PreferenceCategory>(INFO_MSG_CATEGORY)!!
112         infoMsgCategory.isVisible = !empty
113     }
114 }
115