1 /* 2 * Copyright (C) 2017 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 package com.android.car.settings.datetime; 17 18 import android.app.timedetector.ManualTimeSuggestion; 19 import android.app.timedetector.TimeDetector; 20 import android.car.drivingstate.CarUxRestrictions; 21 import android.content.Intent; 22 import android.os.Bundle; 23 import android.view.ViewGroup; 24 import android.widget.DatePicker; 25 import android.widget.NumberPicker; 26 27 import androidx.annotation.LayoutRes; 28 import androidx.annotation.StringRes; 29 30 import com.android.car.settings.R; 31 import com.android.car.settings.common.BaseFragment; 32 import com.android.car.settings.common.rotary.DirectManipulationHandler; 33 import com.android.car.settings.common.rotary.DirectManipulationState; 34 import com.android.car.settings.common.rotary.NumberPickerNudgeHandler; 35 import com.android.car.settings.common.rotary.NumberPickerRotationHandler; 36 import com.android.car.settings.common.rotary.NumberPickerUtils; 37 import com.android.car.ui.toolbar.MenuItem; 38 39 import java.util.ArrayList; 40 import java.util.Calendar; 41 import java.util.Collections; 42 import java.util.List; 43 44 /** 45 * Sets the system date. 46 */ 47 public class DatePickerFragment extends BaseFragment { 48 private static final int MILLIS_IN_SECOND = 1000; 49 50 private DirectManipulationState mDirectManipulationMode; 51 private DatePicker mDatePicker; 52 private List<NumberPicker> mNumberPickers; 53 private MenuItem mOkButton; 54 55 @Override getToolbarMenuItems()56 public List<MenuItem> getToolbarMenuItems() { 57 return Collections.singletonList(mOkButton); 58 } 59 60 @Override onCreate(Bundle savedInstanceState)61 public void onCreate(Bundle savedInstanceState) { 62 super.onCreate(savedInstanceState); 63 64 mOkButton = new MenuItem.Builder(getContext()) 65 .setTitle(android.R.string.ok) 66 .setOnClickListener(i -> { 67 Calendar c = Calendar.getInstance(); 68 c.set(Calendar.YEAR, mDatePicker.getYear()); 69 c.set(Calendar.MONTH, mDatePicker.getMonth()); 70 c.set(Calendar.DAY_OF_MONTH, mDatePicker.getDayOfMonth()); 71 long when = Math.max(c.getTimeInMillis(), DatetimeSettingsFragment.MIN_DATE); 72 if (when / MILLIS_IN_SECOND < Integer.MAX_VALUE) { 73 TimeDetector timeDetector = 74 getContext().getSystemService(TimeDetector.class); 75 ManualTimeSuggestion manualTimeSuggestion = 76 TimeDetector.createManualTimeSuggestion(when, "Settings: Set date"); 77 timeDetector.suggestManualTime(manualTimeSuggestion); 78 getContext().sendBroadcast(new Intent(Intent.ACTION_TIME_CHANGED)); 79 } 80 getFragmentHost().goBack(); 81 }) 82 .build(); 83 } 84 85 @Override 86 @LayoutRes getLayoutId()87 protected int getLayoutId() { 88 return R.layout.date_picker; 89 } 90 91 @Override 92 @StringRes getTitleId()93 protected int getTitleId() { 94 return R.string.date_picker_title; 95 } 96 97 @Override onActivityCreated(Bundle savedInstanceState)98 public void onActivityCreated(Bundle savedInstanceState) { 99 super.onActivityCreated(savedInstanceState); 100 101 mDirectManipulationMode = new DirectManipulationState(); 102 mDatePicker = getView().findViewById(R.id.date_picker); 103 mDatePicker.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); 104 mNumberPickers = new ArrayList<>(); 105 NumberPickerUtils.getNumberPickerDescendants(mNumberPickers, mDatePicker); 106 107 DirectManipulationHandler.setDirectManipulationHandler(mDatePicker, 108 new DirectManipulationHandler.Builder(mDirectManipulationMode) 109 // Use no-op nudge handler, since we never stay on this view in direct 110 // manipulation mode. 111 .setNudgeHandler((v, keyCode, event) -> true) 112 .setCenterButtonHandler(inDirectManipulationMode -> { 113 if (inDirectManipulationMode) { 114 return true; 115 } 116 117 NumberPicker picker = mNumberPickers.get(0); 118 if (picker != null) { 119 picker.requestFocus(); 120 } 121 return true; 122 }) 123 .setBackHandler(inDirectManipulationMode -> { 124 // Only handle back if we weren't previously in direct manipulation 125 // mode. 126 if (!inDirectManipulationMode) { 127 onBackPressed(); 128 } 129 return true; 130 }) 131 .build()); 132 133 DirectManipulationHandler numberPickerListener = 134 new DirectManipulationHandler.Builder(mDirectManipulationMode) 135 .setNudgeHandler(new NumberPickerNudgeHandler()) 136 .setCenterButtonHandler(inDirectManipulationMode -> { 137 if (!inDirectManipulationMode) { 138 return true; 139 } 140 141 mDatePicker.requestFocus(); 142 return true; 143 }) 144 .setBackHandler(inDirectManipulationMode -> { 145 mDatePicker.requestFocus(); 146 return true; 147 }) 148 .setRotationHandler(new NumberPickerRotationHandler()) 149 .build(); 150 151 for (int i = 0; i < mNumberPickers.size(); i++) { 152 DirectManipulationHandler.setDirectManipulationHandler(mNumberPickers.get(i), 153 numberPickerListener); 154 } 155 } 156 157 @Override onUxRestrictionsChanged(CarUxRestrictions restrictionInfo)158 public void onUxRestrictionsChanged(CarUxRestrictions restrictionInfo) { 159 if (canBeShown(restrictionInfo)) { 160 return; 161 } 162 if (mDirectManipulationMode != null && mDirectManipulationMode.isActive()) { 163 mDirectManipulationMode.disable(); 164 } 165 } 166 167 @Override onDestroy()168 public void onDestroy() { 169 DirectManipulationHandler.setDirectManipulationHandler(mDatePicker, /* handler= */ null); 170 for (int i = 0; i < mNumberPickers.size(); i++) { 171 DirectManipulationHandler.setDirectManipulationHandler(mNumberPickers.get(i), 172 /* handler= */ null); 173 } 174 175 super.onDestroy(); 176 } 177 } 178