1 /* 2 * Copyright (C) 2018 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.settings.display; 18 19 import android.content.Context; 20 import android.hardware.display.ColorDisplayManager; 21 import android.text.TextUtils; 22 import android.view.View; 23 import android.view.View.OnClickListener; 24 import android.widget.Button; 25 26 import androidx.preference.Preference; 27 import androidx.preference.PreferenceScreen; 28 29 import com.android.settings.R; 30 import com.android.settings.core.TogglePreferenceController; 31 import com.android.settingslib.widget.LayoutPreference; 32 33 public class NightDisplayActivationPreferenceController extends TogglePreferenceController { 34 35 private ColorDisplayManager mColorDisplayManager; 36 private NightDisplayTimeFormatter mTimeFormatter; 37 private Button mTurnOffButton; 38 private Button mTurnOnButton; 39 40 private final OnClickListener mListener = new OnClickListener() { 41 @Override 42 public void onClick(View v) { 43 mColorDisplayManager.setNightDisplayActivated(!mColorDisplayManager.isNightDisplayActivated()); 44 updateStateInternal(); 45 } 46 }; 47 NightDisplayActivationPreferenceController(Context context, String key)48 public NightDisplayActivationPreferenceController(Context context, String key) { 49 super(context, key); 50 51 mColorDisplayManager = context.getSystemService(ColorDisplayManager.class); 52 mTimeFormatter = new NightDisplayTimeFormatter(context); 53 } 54 55 @Override getAvailabilityStatus()56 public int getAvailabilityStatus() { 57 return ColorDisplayManager.isNightDisplayAvailable(mContext) ? AVAILABLE 58 : UNSUPPORTED_ON_DEVICE; 59 } 60 61 @Override isSliceable()62 public boolean isSliceable() { 63 return TextUtils.equals(getPreferenceKey(), "night_display_activated"); 64 } 65 66 @Override displayPreference(PreferenceScreen screen)67 public void displayPreference(PreferenceScreen screen) { 68 super.displayPreference(screen); 69 70 final LayoutPreference preference = screen.findPreference(getPreferenceKey()); 71 mTurnOnButton = preference.findViewById(R.id.night_display_turn_on_button); 72 mTurnOnButton.setOnClickListener(mListener); 73 mTurnOffButton = preference.findViewById(R.id.night_display_turn_off_button); 74 mTurnOffButton.setOnClickListener(mListener); 75 } 76 77 @Override updateState(Preference preference)78 public final void updateState(Preference preference) { 79 updateStateInternal(); 80 } 81 82 /** FOR SLICES */ 83 84 @Override isChecked()85 public boolean isChecked() { 86 return mColorDisplayManager.isNightDisplayActivated(); 87 } 88 89 @Override setChecked(boolean isChecked)90 public boolean setChecked(boolean isChecked) { 91 return mColorDisplayManager.setNightDisplayActivated(isChecked); 92 } 93 94 @Override getSummary()95 public CharSequence getSummary() { 96 return mTimeFormatter.getAutoModeSummary(mContext, mColorDisplayManager); 97 } 98 updateStateInternal()99 private void updateStateInternal() { 100 if (mTurnOnButton == null || mTurnOffButton == null) { 101 return; 102 } 103 104 final boolean isActivated = mColorDisplayManager.isNightDisplayActivated(); 105 final int autoMode = mColorDisplayManager.getNightDisplayAutoMode(); 106 107 String buttonText; 108 if (autoMode == ColorDisplayManager.AUTO_MODE_CUSTOM_TIME) { 109 buttonText = mContext.getString(isActivated 110 ? R.string.night_display_activation_off_custom 111 : R.string.night_display_activation_on_custom, 112 mTimeFormatter.getFormattedTimeString(isActivated 113 ? mColorDisplayManager.getNightDisplayCustomStartTime() 114 : mColorDisplayManager.getNightDisplayCustomEndTime())); 115 } else if (autoMode == ColorDisplayManager.AUTO_MODE_TWILIGHT) { 116 buttonText = mContext.getString(isActivated 117 ? R.string.night_display_activation_off_twilight 118 : R.string.night_display_activation_on_twilight); 119 } else { 120 buttonText = mContext.getString(isActivated 121 ? R.string.night_display_activation_off_manual 122 : R.string.night_display_activation_on_manual); 123 } 124 125 if (isActivated) { 126 mTurnOnButton.setVisibility(View.GONE); 127 mTurnOffButton.setVisibility(View.VISIBLE); 128 mTurnOffButton.setText(buttonText); 129 } else { 130 mTurnOnButton.setVisibility(View.VISIBLE); 131 mTurnOffButton.setVisibility(View.GONE); 132 mTurnOnButton.setText(buttonText); 133 } 134 } 135 } 136