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      1 /*
      2  * Copyright (C) 2014 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.systemui.qs.tiles;
     18 
     19 import android.content.Intent;
     20 import android.os.UserManager;
     21 import android.provider.Settings;
     22 import android.service.quicksettings.Tile;
     23 import android.widget.Switch;
     24 
     25 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
     26 import com.android.systemui.Dependency;
     27 import com.android.systemui.R;
     28 import com.android.systemui.R.drawable;
     29 import com.android.systemui.plugins.ActivityStarter;
     30 import com.android.systemui.qs.QSHost;
     31 import com.android.systemui.plugins.qs.QSTile.BooleanState;
     32 import com.android.systemui.qs.tileimpl.QSTileImpl;
     33 import com.android.systemui.statusbar.policy.KeyguardMonitor;
     34 import com.android.systemui.statusbar.policy.LocationController;
     35 import com.android.systemui.statusbar.policy.LocationController.LocationChangeCallback;
     36 
     37 /** Quick settings tile: Location **/
     38 public class LocationTile extends QSTileImpl<BooleanState> {
     39 
     40     private final Icon mIcon = ResourceIcon.get(drawable.ic_signal_location);
     41 
     42     private final LocationController mController;
     43     private final KeyguardMonitor mKeyguard;
     44     private final Callback mCallback = new Callback();
     45 
     46     public LocationTile(QSHost host) {
     47         super(host);
     48         mController = Dependency.get(LocationController.class);
     49         mKeyguard = Dependency.get(KeyguardMonitor.class);
     50     }
     51 
     52     @Override
     53     public BooleanState newTileState() {
     54         return new BooleanState();
     55     }
     56 
     57     @Override
     58     public void handleSetListening(boolean listening) {
     59         if (listening) {
     60             mController.addCallback(mCallback);
     61             mKeyguard.addCallback(mCallback);
     62         } else {
     63             mController.removeCallback(mCallback);
     64             mKeyguard.removeCallback(mCallback);
     65         }
     66     }
     67 
     68     @Override
     69     public Intent getLongClickIntent() {
     70         return new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
     71     }
     72 
     73     @Override
     74     protected void handleClick() {
     75         if (mKeyguard.isSecure() && mKeyguard.isShowing()) {
     76             Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() -> {
     77                 final boolean wasEnabled = mState.value;
     78                 mHost.openPanels();
     79                 mController.setLocationEnabled(!wasEnabled);
     80             });
     81             return;
     82         }
     83         final boolean wasEnabled = mState.value;
     84         mController.setLocationEnabled(!wasEnabled);
     85     }
     86 
     87     @Override
     88     public CharSequence getTileLabel() {
     89         return mContext.getString(R.string.quick_settings_location_label);
     90     }
     91 
     92     @Override
     93     protected void handleUpdateState(BooleanState state, Object arg) {
     94         if (state.slash == null) {
     95             state.slash = new SlashState();
     96         }
     97         final boolean locationEnabled =  mController.isLocationEnabled();
     98 
     99         // Work around for bug 15916487: don't show location tile on top of lock screen. After the
    100         // bug is fixed, this should be reverted to only hiding it on secure lock screens:
    101         // state.visible = !(mKeyguard.isSecure() && mKeyguard.isShowing());
    102         state.value = locationEnabled;
    103         checkIfRestrictionEnforcedByAdminOnly(state, UserManager.DISALLOW_SHARE_LOCATION);
    104         state.icon = mIcon;
    105         state.slash.isSlashed = !state.value;
    106         if (locationEnabled) {
    107             state.label = mContext.getString(R.string.quick_settings_location_label);
    108             state.contentDescription = mContext.getString(
    109                     R.string.accessibility_quick_settings_location_on);
    110         } else {
    111             state.label = mContext.getString(R.string.quick_settings_location_label);
    112             state.contentDescription = mContext.getString(
    113                     R.string.accessibility_quick_settings_location_off);
    114         }
    115         state.state = state.value ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
    116         state.expandedAccessibilityClassName = Switch.class.getName();
    117     }
    118 
    119     @Override
    120     public int getMetricsCategory() {
    121         return MetricsEvent.QS_LOCATION;
    122     }
    123 
    124     @Override
    125     protected String composeChangeAnnouncement() {
    126         if (mState.value) {
    127             return mContext.getString(R.string.accessibility_quick_settings_location_changed_on);
    128         } else {
    129             return mContext.getString(R.string.accessibility_quick_settings_location_changed_off);
    130         }
    131     }
    132 
    133     private final class Callback implements LocationChangeCallback,
    134             KeyguardMonitor.Callback {
    135         @Override
    136         public void onLocationSettingsChanged(boolean enabled) {
    137             refreshState();
    138         }
    139 
    140         @Override
    141         public void onKeyguardShowingChanged() {
    142             refreshState();
    143         }
    144     };
    145 }
    146