1 /*
2  * Copyright (C) 2022 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.spa.app.specialaccess
18 
19 import android.Manifest
20 import android.app.AppOpsManager
21 import android.app.settings.SettingsEnums
22 import android.content.Context
23 import com.android.settings.R
24 import com.android.settings.overlay.FeatureFactory.Companion.featureFactory
25 import com.android.settingslib.spaprivileged.model.app.AppOps
26 import com.android.settingslib.spaprivileged.template.app.AppOpPermissionListModel
27 import com.android.settingslib.spaprivileged.template.app.AppOpPermissionRecord
28 import com.android.settingslib.spaprivileged.template.app.TogglePermissionAppListProvider
29 
30 object DisplayOverOtherAppsAppListProvider : TogglePermissionAppListProvider {
31     override val permissionType = "DisplayOverOtherApps"
createModelnull32     override fun createModel(context: Context) = DisplayOverOtherAppsListModel(context)
33 }
34 
35 class DisplayOverOtherAppsListModel(context: Context) : AppOpPermissionListModel(context) {
36     override val pageTitleResId = R.string.system_alert_window_settings
37     override val switchTitleResId = R.string.permit_draw_overlay
38     override val footerResId = R.string.allow_overlay_description
39     override val appOps = AppOps(AppOpsManager.OP_SYSTEM_ALERT_WINDOW)
40     override val permission = Manifest.permission.SYSTEM_ALERT_WINDOW
41 
42     override fun setAllowed(record: AppOpPermissionRecord, newAllowed: Boolean) {
43         super.setAllowed(record, newAllowed)
44         logPermissionChange(newAllowed)
45     }
46 
47     // TODO (b/349195999)
48     override fun isChangeable(record: AppOpPermissionRecord): Boolean {
49         if (record.app.packageName in
50             context.resources.getStringArray(R.array.display_over_apps_permission_change_exempt)
51             && record.app.isSystemApp()) {
52             return false
53         }
54         return super.isChangeable(record)
55     }
56 
57     private fun logPermissionChange(newAllowed: Boolean) {
58         val category = when {
59             newAllowed -> SettingsEnums.APP_SPECIAL_PERMISSION_APPDRAW_ALLOW
60             else -> SettingsEnums.APP_SPECIAL_PERMISSION_APPDRAW_DENY
61         }
62         featureFactory.metricsFeatureProvider.action(context, category, "")
63     }
64 }
65