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 17 package com.android.car.settings.datetime; 18 19 import android.app.timedetector.ManualTimeSuggestion; 20 import android.app.timedetector.TimeDetector; 21 import android.car.drivingstate.CarUxRestrictions; 22 import android.content.Intent; 23 import android.os.Bundle; 24 import android.text.format.DateFormat; 25 import android.view.ViewGroup; 26 import android.widget.NumberPicker; 27 import android.widget.TimePicker; 28 29 import androidx.annotation.LayoutRes; 30 import androidx.annotation.StringRes; 31 32 import com.android.car.settings.R; 33 import com.android.car.settings.common.BaseFragment; 34 import com.android.car.settings.common.rotary.DirectManipulationHandler; 35 import com.android.car.settings.common.rotary.DirectManipulationState; 36 import com.android.car.settings.common.rotary.NumberPickerNudgeHandler; 37 import com.android.car.settings.common.rotary.NumberPickerRotationHandler; 38 import com.android.car.settings.common.rotary.NumberPickerUtils; 39 import com.android.car.ui.toolbar.MenuItem; 40 41 import java.util.ArrayList; 42 import java.util.Calendar; 43 import java.util.Collections; 44 import java.util.List; 45 46 /** 47 * Sets the system time. 48 */ 49 public class TimePickerFragment extends BaseFragment { 50 private static final int MILLIS_IN_SECOND = 1000; 51 52 private DirectManipulationState mDirectManipulationMode; 53 private TimePicker mTimePicker; 54 private List<NumberPicker> mNumberPickers; 55 private MenuItem mOkButton; 56 57 @Override getToolbarMenuItems()58 public List<MenuItem> getToolbarMenuItems() { 59 return Collections.singletonList(mOkButton); 60 } 61 62 @Override onCreate(Bundle savedInstanceState)63 public void onCreate(Bundle savedInstanceState) { 64 super.onCreate(savedInstanceState); 65 66 mOkButton = new MenuItem.Builder(getContext()) 67 .setTitle(android.R.string.ok) 68 .setOnClickListener(i -> { 69 Calendar c = Calendar.getInstance(); 70 c.set(Calendar.HOUR_OF_DAY, mTimePicker.getHour()); 71 c.set(Calendar.MINUTE, mTimePicker.getMinute()); 72 c.set(Calendar.SECOND, 0); 73 c.set(Calendar.MILLISECOND, 0); 74 long when = Math.max(c.getTimeInMillis(), DatetimeSettingsFragment.MIN_DATE); 75 if (when / MILLIS_IN_SECOND < Integer.MAX_VALUE) { 76 TimeDetector timeDetector = 77 getContext().getSystemService(TimeDetector.class); 78 ManualTimeSuggestion manualTimeSuggestion = 79 TimeDetector.createManualTimeSuggestion(when, "Settings: Set time"); 80 timeDetector.suggestManualTime(manualTimeSuggestion); 81 getContext().sendBroadcast(new Intent(Intent.ACTION_TIME_CHANGED)); 82 } 83 getFragmentHost().goBack(); 84 }) 85 .build(); 86 } 87 88 @Override 89 @LayoutRes getLayoutId()90 protected int getLayoutId() { 91 return R.layout.time_picker; 92 } 93 94 @Override 95 @StringRes getTitleId()96 protected int getTitleId() { 97 return R.string.time_picker_title; 98 } 99 100 @Override onActivityCreated(Bundle savedInstanceState)101 public void onActivityCreated(Bundle savedInstanceState) { 102 super.onActivityCreated(savedInstanceState); 103 104 mDirectManipulationMode = new DirectManipulationState(); 105 mTimePicker = getView().findViewById(R.id.time_picker); 106 mTimePicker.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); 107 mTimePicker.setIs24HourView(is24Hour()); 108 mNumberPickers = new ArrayList<>(); 109 NumberPickerUtils.getNumberPickerDescendants(mNumberPickers, mTimePicker); 110 111 DirectManipulationHandler.setDirectManipulationHandler(mTimePicker, 112 new DirectManipulationHandler.Builder(mDirectManipulationMode) 113 // Use no-op nudge handler, since we never stay on this view in direct 114 // manipulation mode. 115 .setNudgeHandler((v, keyCode, event) -> true) 116 .setCenterButtonHandler(inDirectManipulationMode -> { 117 if (inDirectManipulationMode) { 118 return true; 119 } 120 121 NumberPicker picker = mNumberPickers.get(0); 122 if (picker != null) { 123 picker.requestFocus(); 124 } 125 return true; 126 }) 127 .setBackHandler(inDirectManipulationMode -> { 128 // Only handle back if we weren't previously in direct manipulation 129 // mode. 130 if (!inDirectManipulationMode) { 131 onBackPressed(); 132 } 133 return true; 134 }) 135 .build()); 136 137 DirectManipulationHandler numberPickerListener = 138 new DirectManipulationHandler.Builder(mDirectManipulationMode) 139 .setNudgeHandler(new NumberPickerNudgeHandler()) 140 .setCenterButtonHandler(inDirectManipulationMode -> { 141 if (!inDirectManipulationMode) { 142 return true; 143 } 144 145 mTimePicker.requestFocus(); 146 return true; 147 }) 148 .setBackHandler(inDirectManipulationMode -> { 149 mTimePicker.requestFocus(); 150 return true; 151 }) 152 .setRotationHandler(new NumberPickerRotationHandler()) 153 .build(); 154 155 for (int i = 0; i < mNumberPickers.size(); i++) { 156 DirectManipulationHandler.setDirectManipulationHandler(mNumberPickers.get(i), 157 numberPickerListener); 158 } 159 } 160 161 @Override onUxRestrictionsChanged(CarUxRestrictions restrictionInfo)162 public void onUxRestrictionsChanged(CarUxRestrictions restrictionInfo) { 163 if (canBeShown(restrictionInfo)) { 164 return; 165 } 166 if (mDirectManipulationMode != null && mDirectManipulationMode.isActive()) { 167 mDirectManipulationMode.disable(); 168 } 169 } 170 171 @Override onDestroy()172 public void onDestroy() { 173 DirectManipulationHandler.setDirectManipulationHandler(mTimePicker, /* handler= */ null); 174 for (int i = 0; i < mNumberPickers.size(); i++) { 175 DirectManipulationHandler.setDirectManipulationHandler(mNumberPickers.get(i), 176 /* handler= */ null); 177 } 178 179 super.onDestroy(); 180 } 181 is24Hour()182 private boolean is24Hour() { 183 return DateFormat.is24HourFormat(getContext()); 184 } 185 } 186