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 17package com.android.systemui.qs.tiles; 18 19import android.content.Intent; 20import android.provider.Settings; 21import android.provider.Settings.Secure; 22import android.service.quicksettings.Tile; 23import android.widget.Switch; 24 25import com.android.internal.logging.MetricsLogger; 26import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 27import com.android.systemui.R; 28import com.android.systemui.qs.QSHost; 29import com.android.systemui.plugins.qs.QSTile.BooleanState; 30import com.android.systemui.qs.tileimpl.QSTileImpl; 31import com.android.systemui.qs.SecureSetting; 32 33/** Quick settings tile: Invert colors **/ 34public class ColorInversionTile extends QSTileImpl<BooleanState> { 35 36 private final AnimationIcon mEnable 37 = new AnimationIcon(R.drawable.ic_invert_colors_enable_animation, 38 R.drawable.ic_invert_colors_disable); 39 private final AnimationIcon mDisable 40 = new AnimationIcon(R.drawable.ic_invert_colors_disable_animation, 41 R.drawable.ic_invert_colors_enable); 42 private final SecureSetting mSetting; 43 44 private boolean mListening; 45 46 public ColorInversionTile(QSHost host) { 47 super(host); 48 49 mSetting = new SecureSetting(mContext, mHandler, 50 Secure.ACCESSIBILITY_DISPLAY_INVERSION_ENABLED) { 51 @Override 52 protected void handleValueChanged(int value, boolean observedChange) { 53 handleRefreshState(value); 54 } 55 }; 56 } 57 58 @Override 59 protected void handleDestroy() { 60 super.handleDestroy(); 61 mSetting.setListening(false); 62 } 63 64 @Override 65 public BooleanState newTileState() { 66 return new BooleanState(); 67 } 68 69 @Override 70 public void setListening(boolean listening) { 71 mSetting.setListening(listening); 72 } 73 74 @Override 75 protected void handleUserSwitch(int newUserId) { 76 mSetting.setUserId(newUserId); 77 handleRefreshState(mSetting.getValue()); 78 } 79 80 @Override 81 public Intent getLongClickIntent() { 82 return new Intent(Settings.ACTION_ACCESSIBILITY_SETTINGS); 83 } 84 85 @Override 86 protected void handleClick() { 87 mSetting.setValue(mState.value ? 0 : 1); 88 } 89 90 @Override 91 public CharSequence getTileLabel() { 92 return mContext.getString(R.string.quick_settings_inversion_label); 93 } 94 95 @Override 96 protected void handleUpdateState(BooleanState state, Object arg) { 97 final int value = arg instanceof Integer ? (Integer) arg : mSetting.getValue(); 98 final boolean enabled = value != 0; 99 state.value = enabled; 100 state.state = state.value ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE; 101 state.label = mContext.getString(R.string.quick_settings_inversion_label); 102 state.icon = enabled ? mEnable : mDisable; 103 state.expandedAccessibilityClassName = Switch.class.getName(); 104 state.contentDescription = state.label; 105 } 106 107 @Override 108 public int getMetricsCategory() { 109 return MetricsEvent.QS_COLORINVERSION; 110 } 111 112 @Override 113 protected String composeChangeAnnouncement() { 114 if (mState.value) { 115 return mContext.getString( 116 R.string.accessibility_quick_settings_color_inversion_changed_on); 117 } else { 118 return mContext.getString( 119 R.string.accessibility_quick_settings_color_inversion_changed_off); 120 } 121 } 122} 123