diff --git a/res/values/cm_strings.xml b/res/values/cm_strings.xml
index 44d36c96ac7..150775c2d88 100644
--- a/res/values/cm_strings.xml
+++ b/res/values/cm_strings.xml
@@ -140,4 +140,9 @@
Warning: This option may not work properly or lead to data loss and is therefore not recommended!
+
+
+ Use assisted GPS
+
+ Download satellite assistance data from the internet which can greatly improve the GPS startup performance. For emergency calls, assisted GPS is always allowed.
diff --git a/res/xml/location_settings.xml b/res/xml/location_settings.xml
index 3f26d04287e..0ba5da8fc97 100644
--- a/res/xml/location_settings.xml
+++ b/res/xml/location_settings.xml
@@ -35,6 +35,12 @@
settings:controller="com.android.settings.location.RecentLocationAccessSeeAllButtonPreferenceController"
settings:searchable="false"/>
+
+
diff --git a/src/com/android/settings/location/AgpsPreferenceController.java b/src/com/android/settings/location/AgpsPreferenceController.java
new file mode 100644
index 00000000000..0b0bb73a6f0
--- /dev/null
+++ b/src/com/android/settings/location/AgpsPreferenceController.java
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.location;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.provider.Settings;
+
+import androidx.preference.SwitchPreferenceCompat;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+public class AgpsPreferenceController extends LocationBasePreferenceController {
+ private static final String KEY_ASSISTED_GPS = "assisted_gps";
+
+ private SwitchPreferenceCompat mAgpsPreference;
+
+ public AgpsPreferenceController(Context context, String key) {
+ super(context, key);
+ }
+
+ @Override
+ public String getPreferenceKey() {
+ return KEY_ASSISTED_GPS;
+ }
+
+ @AvailabilityStatus
+ public int getAvailabilityStatus() {
+ return AVAILABLE;
+ }
+
+ @Override
+ public void displayPreference(PreferenceScreen screen) {
+ super.displayPreference(screen);
+ mAgpsPreference = (SwitchPreferenceCompat) screen.findPreference(KEY_ASSISTED_GPS);
+ }
+
+ @Override
+ public void updateState(Preference preference) {
+ if (mAgpsPreference != null) {
+ mAgpsPreference.setChecked(Settings.Global.getInt(
+ mContext.getContentResolver(), Settings.Global.ASSISTED_GPS_ENABLED, 1) == 1);
+ }
+ }
+
+ @Override
+ public boolean handlePreferenceTreeClick(Preference preference) {
+ if (KEY_ASSISTED_GPS.equals(preference.getKey())) {
+ final ContentResolver cr = mContext.getContentResolver();
+ final boolean switchState = mAgpsPreference.isChecked();
+ Settings.Global.putInt(cr, Settings.Global.ASSISTED_GPS_ENABLED,
+ switchState ? 1 : 0);
+ return true;
+ }
+ return false;
+ }
+
+ @Override
+ public void onLocationModeChanged(int mode, boolean restricted) {}
+}
diff --git a/src/com/android/settings/location/LocationSettings.java b/src/com/android/settings/location/LocationSettings.java
index 6a1d3d28dfb..a31c19c042f 100644
--- a/src/com/android/settings/location/LocationSettings.java
+++ b/src/com/android/settings/location/LocationSettings.java
@@ -122,6 +122,7 @@ public class LocationSettings extends DashboardFragment implements
use(LocationForWorkPreferenceController.class).init(this);
use(LocationSettingsFooterPreferenceController.class).init(this);
use(LocationForPrivateProfilePreferenceController.class).init(this);
+ use(AgpsPreferenceController.class).init(this);
}
@Override