1 /* 2 * Copyright (C) 2014 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 package com.example.android.leanback; 15 16 import android.content.Intent; 17 import android.content.res.Resources; 18 import android.os.Bundle; 19 import android.support.v4.app.ActivityCompat; 20 import android.support.v4.app.ActivityOptionsCompat; 21 import android.support.v4.view.ViewCompat; 22 import android.support.v17.leanback.widget.Action; 23 import android.support.v17.leanback.widget.ArrayObjectAdapter; 24 import android.support.v17.leanback.widget.ClassPresenterSelector; 25 import android.support.v17.leanback.widget.DetailsOverviewRow; 26 import android.support.v17.leanback.widget.DetailsOverviewRowPresenter; 27 import android.support.v17.leanback.widget.HeaderItem; 28 import android.support.v17.leanback.widget.ImageCardView; 29 import android.support.v17.leanback.widget.ListRow; 30 import android.support.v17.leanback.widget.ListRowPresenter; 31 import android.support.v17.leanback.widget.OnActionClickedListener; 32 import android.support.v17.leanback.widget.OnItemViewClickedListener; 33 import android.support.v17.leanback.widget.OnItemViewSelectedListener; 34 import android.support.v17.leanback.widget.Presenter; 35 import android.support.v17.leanback.widget.Row; 36 import android.support.v17.leanback.widget.RowPresenter; 37 import android.util.Log; 38 import android.view.LayoutInflater; 39 import android.view.View; 40 import android.view.ViewGroup; 41 import android.widget.Toast; 42 43 import java.util.ArrayList; 44 45 public class DetailsFragment extends android.support.v17.leanback.app.DetailsFragment { 46 private static final String TAG = "leanback.DetailsFragment"; 47 private static final String ITEM = "item"; 48 49 private static final int NUM_ROWS = 3; 50 private ArrayObjectAdapter mRowsAdapter; 51 private PhotoItem mPhotoItem; 52 53 @Override onCreate(Bundle savedInstanceState)54 public void onCreate(Bundle savedInstanceState) { 55 Log.i(TAG, "onCreate"); 56 super.onCreate(savedInstanceState); 57 58 ClassPresenterSelector ps = new ClassPresenterSelector(); 59 DetailsOverviewRowPresenter dorPresenter = 60 new DetailsOverviewRowPresenter(new DetailsDescriptionPresenter()); 61 dorPresenter.setOnActionClickedListener(new OnActionClickedListener() { 62 public void onActionClicked(Action action) { 63 Toast.makeText(getActivity(), action.toString(), Toast.LENGTH_SHORT).show(); 64 } 65 }); 66 67 ps.addClassPresenter(DetailsOverviewRow.class, dorPresenter); 68 ps.addClassPresenter(ListRow.class, new ListRowPresenter()); 69 70 mRowsAdapter = new ArrayObjectAdapter(ps); 71 72 PhotoItem item = (PhotoItem) (savedInstanceState != null ? 73 savedInstanceState.getParcelable(ITEM) : null); 74 if (item != null) { 75 setItem(item); 76 } 77 dorPresenter.setSharedElementEnterTransition(getActivity(), 78 DetailsActivity.SHARED_ELEMENT_NAME); 79 80 setOnItemViewClickedListener(new OnItemViewClickedListener() { 81 @Override 82 public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, 83 RowPresenter.ViewHolder rowViewHolder, Row row) { 84 Log.i(TAG, "onItemClicked: " + item + " row " + row); 85 if (item instanceof PhotoItem){ 86 Intent intent = new Intent(getActivity(), DetailsActivity.class); 87 intent.putExtra(DetailsActivity.EXTRA_ITEM, (PhotoItem) item); 88 89 Bundle bundle = ActivityOptionsCompat.makeSceneTransitionAnimation( 90 getActivity(), 91 ((ImageCardView)itemViewHolder.view).getMainImageView(), 92 DetailsActivity.SHARED_ELEMENT_NAME).toBundle(); 93 getActivity().startActivity(intent, bundle); 94 } 95 } 96 }); 97 setOnItemViewSelectedListener(new OnItemViewSelectedListener() { 98 @Override 99 public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item, 100 RowPresenter.ViewHolder rowViewHolder, Row row) { 101 Log.i(TAG, "onItemSelected: " + item + " row " + row); 102 } 103 }); 104 } 105 106 @Override onSaveInstanceState(Bundle outState)107 public void onSaveInstanceState(Bundle outState) { 108 super.onSaveInstanceState(outState); 109 outState.putParcelable(ITEM, mPhotoItem); 110 } 111 setItem(PhotoItem photoItem)112 public void setItem(PhotoItem photoItem) { 113 mPhotoItem = photoItem; 114 115 mRowsAdapter.clear(); 116 Resources res = getActivity().getResources(); 117 DetailsOverviewRow dor = new DetailsOverviewRow("Details Overview"); 118 dor.setImageDrawable(res.getDrawable(photoItem.getImageResourceId())); 119 dor.addAction(new Action(1, "Buy $9.99")); 120 dor.addAction(new Action(2, "Rent", "$3.99", res.getDrawable(R.drawable.ic_action_a))); 121 mRowsAdapter.add(dor); 122 123 final CardPresenter cardPresenter = new CardPresenter(); 124 for (int i = 0; i < NUM_ROWS; ++i) { 125 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter); 126 listRowAdapter.add(new PhotoItem("Hello world", R.drawable.gallery_photo_1)); 127 listRowAdapter.add(new PhotoItem("This is a test", R.drawable.gallery_photo_2)); 128 listRowAdapter.add(new PhotoItem("Android TV", R.drawable.gallery_photo_3)); 129 listRowAdapter.add(new PhotoItem("Leanback", R.drawable.gallery_photo_4)); 130 HeaderItem header = new HeaderItem(i, "Row " + i, null); 131 mRowsAdapter.add(new ListRow(header, listRowAdapter)); 132 } 133 134 setAdapter(mRowsAdapter); 135 } 136 137 } 138