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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.Context;
     20 import android.content.Intent;
     21 import android.content.res.Configuration;
     22 
     23 import android.provider.Settings;
     24 import android.service.quicksettings.Tile;
     25 import android.widget.Switch;
     26 
     27 import com.android.internal.logging.MetricsLogger;
     28 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
     29 import com.android.systemui.Dependency;
     30 import com.android.systemui.R;
     31 import com.android.systemui.qs.QSHost;
     32 import com.android.systemui.plugins.qs.QSTile.BooleanState;
     33 import com.android.systemui.qs.tileimpl.QSTileImpl;
     34 import com.android.systemui.statusbar.policy.RotationLockController;
     35 import com.android.systemui.statusbar.policy.RotationLockController.RotationLockControllerCallback;
     36 
     37 /** Quick settings tile: Rotation **/
     38 public class RotationLockTile extends QSTileImpl<BooleanState> {
     39 
     40     private final Icon mIcon = ResourceIcon.get(R.drawable.ic_qs_auto_rotate);
     41     private final RotationLockController mController;
     42 
     43     public RotationLockTile(QSHost host) {
     44         super(host);
     45         mController = Dependency.get(RotationLockController.class);
     46     }
     47 
     48     @Override
     49     public BooleanState newTileState() {
     50         return new BooleanState();
     51     }
     52 
     53     public void handleSetListening(boolean listening) {
     54         if (listening) {
     55             mController.addCallback(mCallback);
     56         } else {
     57             mController.removeCallback(mCallback);
     58         }
     59     }
     60 
     61     @Override
     62     public Intent getLongClickIntent() {
     63         return new Intent(Settings.ACTION_DISPLAY_SETTINGS);
     64     }
     65 
     66     @Override
     67     protected void handleClick() {
     68         final boolean newState = !mState.value;
     69         mController.setRotationLocked(!newState);
     70         refreshState(newState);
     71     }
     72 
     73     @Override
     74     public CharSequence getTileLabel() {
     75         return getState().label;
     76     }
     77 
     78     @Override
     79     protected void handleUpdateState(BooleanState state, Object arg) {
     80         final boolean rotationLocked = mController.isRotationLocked();
     81 
     82         state.value = !rotationLocked;
     83         state.label = mContext.getString(R.string.quick_settings_rotation_unlocked_label);
     84         state.icon = mIcon;
     85         state.contentDescription = getAccessibilityString(rotationLocked);
     86         state.expandedAccessibilityClassName = Switch.class.getName();
     87         state.state = state.value ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
     88     }
     89 
     90     public static boolean isCurrentOrientationLockPortrait(RotationLockController controller,
     91             Context context) {
     92         int lockOrientation = controller.getRotationLockOrientation();
     93         if (lockOrientation == Configuration.ORIENTATION_UNDEFINED) {
     94             // Freely rotating device; use current rotation
     95             return context.getResources().getConfiguration().orientation
     96                     != Configuration.ORIENTATION_LANDSCAPE;
     97         } else {
     98             return lockOrientation != Configuration.ORIENTATION_LANDSCAPE;
     99         }
    100     }
    101 
    102     @Override
    103     public int getMetricsCategory() {
    104         return MetricsEvent.QS_ROTATIONLOCK;
    105     }
    106 
    107     /**
    108      * Get the correct accessibility string based on the state
    109      *
    110      * @param locked Whether or not rotation is locked.
    111      */
    112     private String getAccessibilityString(boolean locked) {
    113         return mContext.getString(R.string.accessibility_quick_settings_rotation);
    114     }
    115 
    116     @Override
    117     protected String composeChangeAnnouncement() {
    118         return getAccessibilityString(mState.value);
    119     }
    120 
    121     private final RotationLockControllerCallback mCallback = new RotationLockControllerCallback() {
    122         @Override
    123         public void onRotationLockStateChanged(boolean rotationLocked, boolean affordanceVisible) {
    124             refreshState(rotationLocked);
    125         }
    126     };
    127 }
    128