Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 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 | package com.google.android.car.garagemode.testapp; |
| 17 | |
Anthony Chen | ab8a3ef | 2018-12-13 16:22:13 -0800 | [diff] [blame] | 18 | import android.content.res.Configuration; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 19 | import android.os.Bundle; |
Jim Kaye | 8085fdc | 2020-04-22 16:35:51 -0700 | [diff] [blame] | 20 | import android.view.View; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 21 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 22 | import androidx.fragment.app.Fragment; |
Cassie(Yitong) Wang | 8d289b8 | 2019-03-13 11:55:52 -0700 | [diff] [blame] | 23 | import androidx.fragment.app.FragmentActivity; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 24 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 25 | import java.util.ArrayList; |
| 26 | import java.util.List; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 27 | |
Cassie(Yitong) Wang | 8d289b8 | 2019-03-13 11:55:52 -0700 | [diff] [blame] | 28 | public class MainActivity extends FragmentActivity { |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 29 | private static final Logger LOG = new Logger("MainActivity"); |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 30 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 31 | private final List<MenuEntry> mMenuEntries = new ArrayList<MenuEntry>() { |
| 32 | { |
| 33 | add("Offcar testing", OffcarTestingFragment.class); |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 34 | add("Quit", MainActivity.this::finish); |
| 35 | } |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 36 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 37 | <T extends Fragment> void add(String text, Class<T> clazz) { |
| 38 | add(new FragmentMenuEntry(text, clazz)); |
| 39 | } |
| 40 | |
| 41 | void add(String text, ClickHandler onClick) { |
| 42 | add(new OnClickMenuEntry(text, onClick)); |
| 43 | } |
| 44 | }; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 45 | |
| 46 | @Override |
| 47 | protected void onCreate(Bundle savedInstanceState) { |
| 48 | super.onCreate(savedInstanceState); |
Anthony Chen | ab8a3ef | 2018-12-13 16:22:13 -0800 | [diff] [blame] | 49 | setContentView(R.layout.main_activity); |
Jim Kaye | 8085fdc | 2020-04-22 16:35:51 -0700 | [diff] [blame] | 50 | // Until we have more than one fragment, hide the selection button |
| 51 | findViewById(R.id.offcar_test_btn).setVisibility(View.INVISIBLE); |
Anthony Chen | ab8a3ef | 2018-12-13 16:22:13 -0800 | [diff] [blame] | 52 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 53 | mMenuEntries.get(0).onClick(); |
Anthony Chen | ab8a3ef | 2018-12-13 16:22:13 -0800 | [diff] [blame] | 54 | |
Cassie(Yitong) Wang | 8d289b8 | 2019-03-13 11:55:52 -0700 | [diff] [blame] | 55 | findViewById(R.id.offcar_test_btn).setOnClickListener((v) -> mMenuEntries.get(0).onClick()); |
Cassie(Yitong) Wang | 8d289b8 | 2019-03-13 11:55:52 -0700 | [diff] [blame] | 56 | findViewById(R.id.exit_button_container).setOnClickListener( |
Jim Kaye | 8085fdc | 2020-04-22 16:35:51 -0700 | [diff] [blame] | 57 | (v) -> mMenuEntries.get(1).onClick()); |
Anthony Chen | ab8a3ef | 2018-12-13 16:22:13 -0800 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | @Override |
| 61 | protected void onStop() { |
| 62 | super.onStop(); |
Anthony Chen | ab8a3ef | 2018-12-13 16:22:13 -0800 | [diff] [blame] | 63 | } |
| 64 | |
| 65 | @Override |
| 66 | public void onConfigurationChanged(Configuration newConfig) { |
| 67 | super.onConfigurationChanged(newConfig); |
Serik Beketayev | 0afa3a8 | 2018-07-17 13:53:03 -0700 | [diff] [blame] | 68 | } |
| 69 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 70 | private interface ClickHandler { |
| 71 | void onClick(); |
Serik Beketayev | 0afa3a8 | 2018-07-17 13:53:03 -0700 | [diff] [blame] | 72 | } |
| 73 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 74 | private abstract static class MenuEntry implements ClickHandler { |
| 75 | abstract String getText(); |
| 76 | } |
| 77 | |
| 78 | private final class OnClickMenuEntry extends MenuEntry { |
| 79 | private final String mText; |
| 80 | private final ClickHandler mClickHandler; |
| 81 | |
| 82 | OnClickMenuEntry(String text, ClickHandler clickHandler) { |
| 83 | mText = text; |
| 84 | mClickHandler = clickHandler; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 85 | } |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 86 | |
| 87 | @Override |
| 88 | String getText() { |
| 89 | return mText; |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 90 | } |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 91 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 92 | @Override |
| 93 | public void onClick() { |
| 94 | mClickHandler.onClick(); |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 95 | } |
| 96 | } |
| 97 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 98 | private final class FragmentMenuEntry<T extends Fragment> extends MenuEntry { |
| 99 | private final class FragmentClassOrInstance<T extends Fragment> { |
| 100 | final Class<T> mClazz; |
| 101 | T mFragment = null; |
| 102 | |
| 103 | FragmentClassOrInstance(Class<T> clazz) { |
| 104 | mClazz = clazz; |
| 105 | } |
| 106 | |
| 107 | T getFragment() { |
| 108 | if (mFragment == null) { |
| 109 | try { |
| 110 | mFragment = mClazz.newInstance(); |
| 111 | } catch (InstantiationException | IllegalAccessException e) { |
| 112 | LOG.e("unable to create fragment", e); |
| 113 | } |
| 114 | } |
| 115 | return mFragment; |
| 116 | } |
| 117 | } |
| 118 | |
| 119 | private final String mText; |
| 120 | private final FragmentClassOrInstance<T> mFragment; |
| 121 | |
| 122 | FragmentMenuEntry(String text, Class<T> clazz) { |
| 123 | mText = text; |
| 124 | mFragment = new FragmentClassOrInstance<>(clazz); |
| 125 | } |
| 126 | |
| 127 | @Override |
| 128 | String getText() { |
| 129 | return mText; |
| 130 | } |
| 131 | |
| 132 | @Override |
| 133 | public void onClick() { |
| 134 | Fragment fragment = mFragment.getFragment(); |
| 135 | if (fragment != null) { |
| 136 | MainActivity.this.showFragment(fragment); |
| 137 | } else { |
| 138 | LOG.e("cannot show fragment for " + getText()); |
| 139 | } |
| 140 | } |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 141 | } |
| 142 | |
Serik Beketayev | bfa32bc | 2018-07-18 11:10:49 -0700 | [diff] [blame] | 143 | private void showFragment(Fragment fragment) { |
| 144 | getSupportFragmentManager().beginTransaction() |
| 145 | .replace(R.id.activity_content, fragment) |
| 146 | .commit(); |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 147 | } |
Serik Beketayev | 6415f01 | 2018-07-09 16:16:36 -0700 | [diff] [blame] | 148 | } |