1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 15package android.support.v17.leanback.supportleanbackshowcase.app; 16 17import android.content.Intent; 18import android.os.Bundle; 19import android.support.v17.leanback.app.BrowseFragment; 20import android.support.v17.leanback.supportleanbackshowcase.R; 21import android.support.v17.leanback.supportleanbackshowcase.app.cards.CardExampleActivity; 22import android.support.v17.leanback.supportleanbackshowcase.app.details.DetailViewExampleActivity; 23import android.support.v17.leanback.supportleanbackshowcase.app.dialog.DialogExampleActivity; 24import android.support.v17.leanback.supportleanbackshowcase.app.grid.GridExampleActivity; 25import android.support.v17.leanback.supportleanbackshowcase.app.media.MusicExampleActivity; 26import android.support.v17.leanback.supportleanbackshowcase.app.media.VideoExampleActivity; 27import android.support.v17.leanback.supportleanbackshowcase.app.page.PageAndListRowActivity; 28import android.support.v17.leanback.supportleanbackshowcase.app.settings.SettingsExampleActivity; 29import android.support.v17.leanback.supportleanbackshowcase.app.wizard.WizardExampleActivity; 30import android.support.v17.leanback.supportleanbackshowcase.cards.presenters.CardPresenterSelector; 31import android.support.v17.leanback.supportleanbackshowcase.models.Card; 32import android.support.v17.leanback.supportleanbackshowcase.models.CardRow; 33import android.support.v17.leanback.supportleanbackshowcase.models.Movie; 34import android.support.v17.leanback.supportleanbackshowcase.utils.Utils; 35import android.support.v17.leanback.widget.ArrayObjectAdapter; 36import android.support.v17.leanback.widget.ImageCardView; 37import android.support.v17.leanback.widget.ListRow; 38import android.support.v17.leanback.widget.ListRowPresenter; 39import android.support.v17.leanback.widget.OnItemViewClickedListener; 40import android.support.v17.leanback.widget.OnItemViewSelectedListener; 41import android.support.v17.leanback.widget.Presenter; 42import android.support.v17.leanback.widget.PresenterSelector; 43import android.support.v17.leanback.widget.Row; 44import android.support.v17.leanback.widget.RowPresenter; 45import android.support.v4.app.ActivityOptionsCompat; 46 47import com.google.gson.Gson; 48 49 50public class MainFragment extends BrowseFragment { 51 52 private ArrayObjectAdapter mRowsAdapter; 53 54 @Override 55 public void onActivityCreated(Bundle savedInstanceState) { 56 super.onActivityCreated(savedInstanceState); 57 58 setupUIElements(); 59 setupRowAdapter(); 60 setupEventListeners(); 61 } 62 63 private void setupRowAdapter() { 64 mRowsAdapter = new ArrayObjectAdapter(new ListRowPresenter()); 65 createRows(); 66 setAdapter(mRowsAdapter); 67 } 68 69 private void createRows() { 70 String json = Utils 71 .inputStreamToString(getResources().openRawResource(R.raw.launcher_cards)); 72 CardRow[] rows = new Gson().fromJson(json, CardRow[].class); 73 for (CardRow row : rows) { 74 mRowsAdapter.add(createCardRow(row)); 75 } 76 } 77 78 private ListRow createCardRow(CardRow cardRow) { 79 PresenterSelector presenterSelector = new CardPresenterSelector(getActivity()); 80 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(presenterSelector); 81 for (Card card : cardRow.getCards()) { 82 listRowAdapter.add(card); 83 } 84 return new ListRow(listRowAdapter); 85 } 86 87 private void setupUIElements() { 88 setTitle(getString(R.string.browse_title)); 89 setBadgeDrawable(getResources().getDrawable(R.drawable.title_android_tv, null)); 90 setHeadersState(HEADERS_DISABLED); 91 setHeadersTransitionOnBackEnabled(false); 92 setBrandColor(getResources().getColor(R.color.fastlane_background)); 93 } 94 95 private void setupEventListeners() { 96 setOnItemViewClickedListener(new ItemViewClickedListener()); 97 setOnItemViewSelectedListener(new ItemViewSelectedListener()); 98 } 99 100 private final class ItemViewClickedListener implements OnItemViewClickedListener { 101 102 @Override 103 public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, 104 RowPresenter.ViewHolder rowViewHolder, Row row) { 105 Intent intent = null; 106 Card card = (Card) item; 107 int id = card.getId(); 108 switch (id) { 109 case 0: { 110 intent = new Intent(getActivity().getBaseContext(), 111 CardExampleActivity.class); 112 break; 113 } 114 case 1: 115 intent = new Intent(getActivity().getBaseContext(), 116 PageAndListRowActivity.class); 117 break; 118 case 2: { 119 intent = new Intent(getActivity().getBaseContext(), 120 GridExampleActivity.class); 121 break; 122 } 123 case 3: { 124 intent = new Intent(getActivity().getBaseContext(), 125 DetailViewExampleActivity.class); 126 break; 127 } 128 case 4: { 129 intent = new Intent(getActivity().getBaseContext(), 130 VideoExampleActivity.class); 131 break; 132 } 133 case 5: { 134 intent = new Intent(getActivity().getBaseContext(), 135 MusicExampleActivity.class); 136 break; 137 } 138 case 6: { 139 // Let's create a new Wizard for a given Movie. The movie can come from any sort 140 // of data source. To simplify this example we decode it from a JSON source 141 // which might be loaded from a server in a real world example. 142 intent = new Intent(getActivity().getBaseContext(), 143 WizardExampleActivity.class); 144 145 // Prepare extras which contains the Movie and will be passed to the Activity 146 // which is started through the Intent/. 147 Bundle extras = new Bundle(); 148 String json = Utils.inputStreamToString( 149 getResources().openRawResource(R.raw.wizard_example)); 150 Movie movie = new Gson().fromJson(json, Movie.class); 151 extras.putSerializable("movie", movie); 152 intent.putExtras(extras); 153 154 // Finally, start the wizard Activity. 155 break; 156 } 157 case 7: { 158 intent = new Intent(getActivity().getBaseContext(), 159 SettingsExampleActivity.class); 160 startActivity(intent); 161 return; 162 } 163 case 8: { 164 intent = new Intent(getActivity().getBaseContext(), 165 DialogExampleActivity.class); 166 break; 167 } 168 default: 169 break; 170 } 171 if (intent != null) { 172 Bundle bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 173 .toBundle(); 174 startActivity(intent, bundle); 175 } 176 } 177 } 178 179 private final class ItemViewSelectedListener implements OnItemViewSelectedListener { 180 181 @Override 182 public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item, 183 RowPresenter.ViewHolder rowViewHolder, Row row) { 184 } 185 } 186} 187