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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     private final AnimationIcon mPortraitToAuto
     40             = new AnimationIcon(R.drawable.ic_portrait_to_auto_rotate_animation,
     41             R.drawable.ic_portrait_from_auto_rotate);
     42     private final AnimationIcon mAutoToPortrait
     43             = new AnimationIcon(R.drawable.ic_portrait_from_auto_rotate_animation,
     44             R.drawable.ic_portrait_to_auto_rotate);
     45 
     46     private final AnimationIcon mLandscapeToAuto
     47             = new AnimationIcon(R.drawable.ic_landscape_to_auto_rotate_animation,
     48             R.drawable.ic_landscape_from_auto_rotate);
     49     private final AnimationIcon mAutoToLandscape
     50             = new AnimationIcon(R.drawable.ic_landscape_from_auto_rotate_animation,
     51             R.drawable.ic_landscape_to_auto_rotate);
     52 
     53     private final RotationLockController mController;
     54 
     55     public RotationLockTile(QSHost host) {
     56         super(host);
     57         mController = Dependency.get(RotationLockController.class);
     58     }
     59 
     60     @Override
     61     public BooleanState newTileState() {
     62         return new BooleanState();
     63     }
     64 
     65     public void handleSetListening(boolean listening) {
     66         if (mController == null) return;
     67         if (listening) {
     68             mController.addCallback(mCallback);
     69         } else {
     70             mController.removeCallback(mCallback);
     71         }
     72     }
     73 
     74     @Override
     75     public Intent getLongClickIntent() {
     76         return new Intent(Settings.ACTION_DISPLAY_SETTINGS);
     77     }
     78 
     79     @Override
     80     protected void handleClick() {
     81         if (mController == null) return;
     82         final boolean newState = !mState.value;
     83         mController.setRotationLocked(!newState);
     84         refreshState(newState);
     85     }
     86 
     87     @Override
     88     public CharSequence getTileLabel() {
     89         return getState().label;
     90     }
     91 
     92     @Override
     93     protected void handleUpdateState(BooleanState state, Object arg) {
     94         if (mController == null) return;
     95         final boolean rotationLocked = mController.isRotationLocked();
     96         // TODO: Handle accessibility rotation lock and whatnot.
     97 
     98         state.value = !rotationLocked;
     99         final boolean portrait = isCurrentOrientationLockPortrait(mController, mContext);
    100         if (rotationLocked) {
    101             final int label = portrait ? R.string.quick_settings_rotation_locked_portrait_label
    102                     : R.string.quick_settings_rotation_locked_landscape_label;
    103             state.label = mContext.getString(label);
    104             state.icon = portrait ? mAutoToPortrait : mAutoToLandscape;
    105         } else {
    106             state.label = mContext.getString(R.string.quick_settings_rotation_unlocked_label);
    107             state.icon = portrait ? mPortraitToAuto : mLandscapeToAuto;
    108         }
    109         state.contentDescription = getAccessibilityString(rotationLocked);
    110         state.expandedAccessibilityClassName = Switch.class.getName();
    111         state.state = state.value ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE;
    112     }
    113 
    114     public static boolean isCurrentOrientationLockPortrait(RotationLockController controller,
    115             Context context) {
    116         int lockOrientation = controller.getRotationLockOrientation();
    117         if (lockOrientation == Configuration.ORIENTATION_UNDEFINED) {
    118             // Freely rotating device; use current rotation
    119             return context.getResources().getConfiguration().orientation
    120                     != Configuration.ORIENTATION_LANDSCAPE;
    121         } else {
    122             return lockOrientation != Configuration.ORIENTATION_LANDSCAPE;
    123         }
    124     }
    125 
    126     @Override
    127     public int getMetricsCategory() {
    128         return MetricsEvent.QS_ROTATIONLOCK;
    129     }
    130 
    131     /**
    132      * Get the correct accessibility string based on the state
    133      *
    134      * @param locked Whether or not rotation is locked.
    135      */
    136     private String getAccessibilityString(boolean locked) {
    137         if (locked) {
    138             return mContext.getString(R.string.accessibility_quick_settings_rotation_value,
    139                     isCurrentOrientationLockPortrait(mController, mContext)
    140                             ? mContext.getString(
    141                                     R.string.quick_settings_rotation_locked_portrait_label)
    142                             : mContext.getString(
    143                                     R.string.quick_settings_rotation_locked_landscape_label))
    144                     + "," + mContext.getString(R.string.accessibility_quick_settings_rotation);
    145 
    146         } else {
    147             return mContext.getString(R.string.accessibility_quick_settings_rotation);
    148         }
    149     }
    150 
    151     @Override
    152     protected String composeChangeAnnouncement() {
    153         return getAccessibilityString(mState.value);
    154     }
    155 
    156     private final RotationLockControllerCallback mCallback = new RotationLockControllerCallback() {
    157         @Override
    158         public void onRotationLockStateChanged(boolean rotationLocked, boolean affordanceVisible) {
    159             refreshState(rotationLocked);
    160         }
    161     };
    162 }
    163