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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.widget.Switch;
     25 
     26 import com.android.internal.logging.MetricsLogger;
     27 import com.android.internal.logging.MetricsProto.MetricsEvent;
     28 import com.android.systemui.R;
     29 import com.android.systemui.qs.QSTile;
     30 import com.android.systemui.statusbar.policy.RotationLockController;
     31 import com.android.systemui.statusbar.policy.RotationLockController.RotationLockControllerCallback;
     32 
     33 /** Quick settings tile: Rotation **/
     34 public class RotationLockTile extends QSTile<QSTile.BooleanState> {
     35     private final AnimationIcon mPortraitToAuto
     36             = new AnimationIcon(R.drawable.ic_portrait_to_auto_rotate_animation,
     37             R.drawable.ic_portrait_from_auto_rotate);
     38     private final AnimationIcon mAutoToPortrait
     39             = new AnimationIcon(R.drawable.ic_portrait_from_auto_rotate_animation,
     40             R.drawable.ic_portrait_to_auto_rotate);
     41 
     42     private final AnimationIcon mLandscapeToAuto
     43             = new AnimationIcon(R.drawable.ic_landscape_to_auto_rotate_animation,
     44             R.drawable.ic_landscape_from_auto_rotate);
     45     private final AnimationIcon mAutoToLandscape
     46             = new AnimationIcon(R.drawable.ic_landscape_from_auto_rotate_animation,
     47             R.drawable.ic_landscape_to_auto_rotate);
     48 
     49     private final RotationLockController mController;
     50 
     51     public RotationLockTile(Host host) {
     52         super(host);
     53         mController = host.getRotationLockController();
     54     }
     55 
     56     @Override
     57     public BooleanState newTileState() {
     58         return new BooleanState();
     59     }
     60 
     61     public void setListening(boolean listening) {
     62         if (mController == null) return;
     63         if (listening) {
     64             mController.addRotationLockControllerCallback(mCallback);
     65         } else {
     66             mController.removeRotationLockControllerCallback(mCallback);
     67         }
     68     }
     69 
     70     @Override
     71     public Intent getLongClickIntent() {
     72         return new Intent(Settings.ACTION_DISPLAY_SETTINGS);
     73     }
     74 
     75     @Override
     76     protected void handleClick() {
     77         if (mController == null) return;
     78         MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
     79         final boolean newState = !mState.value;
     80         mController.setRotationLocked(!newState);
     81         refreshState(newState);
     82     }
     83 
     84     @Override
     85     public CharSequence getTileLabel() {
     86         return getState().label;
     87     }
     88 
     89     @Override
     90     protected void handleUpdateState(BooleanState state, Object arg) {
     91         if (mController == null) return;
     92         final boolean rotationLocked = mController.isRotationLocked();
     93         // TODO: Handle accessibility rotation lock and whatnot.
     94 
     95         state.value = !rotationLocked;
     96         final boolean portrait = isCurrentOrientationLockPortrait(mController, mContext);
     97         if (rotationLocked) {
     98             final int label = portrait ? R.string.quick_settings_rotation_locked_portrait_label
     99                     : R.string.quick_settings_rotation_locked_landscape_label;
    100             state.label = mContext.getString(label);
    101             state.icon = portrait ? mAutoToPortrait : mAutoToLandscape;
    102         } else {
    103             state.label = mContext.getString(R.string.quick_settings_rotation_unlocked_label);
    104             state.icon = portrait ? mPortraitToAuto : mLandscapeToAuto;
    105         }
    106         state.contentDescription = getAccessibilityString(rotationLocked);
    107         state.minimalAccessibilityClassName = state.expandedAccessibilityClassName
    108                 = Switch.class.getName();
    109     }
    110 
    111     public static boolean isCurrentOrientationLockPortrait(RotationLockController controller,
    112             Context context) {
    113         int lockOrientation = controller.getRotationLockOrientation();
    114         if (lockOrientation == Configuration.ORIENTATION_UNDEFINED) {
    115             // Freely rotating device; use current rotation
    116             return context.getResources().getConfiguration().orientation
    117                     != Configuration.ORIENTATION_LANDSCAPE;
    118         } else {
    119             return lockOrientation != Configuration.ORIENTATION_LANDSCAPE;
    120         }
    121     }
    122 
    123     @Override
    124     public int getMetricsCategory() {
    125         return MetricsEvent.QS_ROTATIONLOCK;
    126     }
    127 
    128     /**
    129      * Get the correct accessibility string based on the state
    130      *
    131      * @param locked Whether or not rotation is locked.
    132      */
    133     private String getAccessibilityString(boolean locked) {
    134         if (locked) {
    135             return mContext.getString(R.string.accessibility_quick_settings_rotation) + ","
    136                     + mContext.getString(R.string.accessibility_quick_settings_rotation_value,
    137                     isCurrentOrientationLockPortrait(mController, mContext)
    138                             ? mContext.getString(
    139                                     R.string.quick_settings_rotation_locked_portrait_label)
    140                             : mContext.getString(
    141                                     R.string.quick_settings_rotation_locked_landscape_label));
    142 
    143         } else {
    144             return mContext.getString(R.string.accessibility_quick_settings_rotation);
    145         }
    146     }
    147 
    148     @Override
    149     protected String composeChangeAnnouncement() {
    150         return getAccessibilityString(mState.value);
    151     }
    152 
    153     private final RotationLockControllerCallback mCallback = new RotationLockControllerCallback() {
    154         @Override
    155         public void onRotationLockStateChanged(boolean rotationLocked, boolean affordanceVisible) {
    156             refreshState(rotationLocked);
    157         }
    158     };
    159 }
    160