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VideoDetailsFragment.java
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VideoDetailsFragment.java
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/*
* Copyright (c) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.tvleanback.ui;
import android.app.NotificationManager;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Bundle;
import androidx.leanback.app.BackgroundManager;
import androidx.leanback.app.DetailsSupportFragment;
import androidx.leanback.widget.Action;
import androidx.leanback.widget.ArrayObjectAdapter;
import androidx.leanback.widget.ClassPresenterSelector;
import androidx.leanback.widget.CursorObjectAdapter;
import androidx.leanback.widget.DetailsOverviewLogoPresenter;
import androidx.leanback.widget.DetailsOverviewRow;
import androidx.leanback.widget.FullWidthDetailsOverviewRowPresenter;
import androidx.leanback.widget.FullWidthDetailsOverviewSharedElementHelper;
import androidx.leanback.widget.HeaderItem;
import androidx.leanback.widget.ImageCardView;
import androidx.leanback.widget.ListRow;
import androidx.leanback.widget.ListRowPresenter;
import androidx.leanback.widget.OnActionClickedListener;
import androidx.leanback.widget.OnItemViewClickedListener;
import androidx.leanback.widget.Presenter;
import androidx.leanback.widget.Row;
import androidx.leanback.widget.RowPresenter;
import androidx.leanback.widget.SparseArrayObjectAdapter;
import androidx.core.app.ActivityOptionsCompat;
import androidx.loader.app.LoaderManager;
import androidx.core.content.ContextCompat;
import androidx.loader.content.CursorLoader;
import androidx.loader.content.Loader;
import android.util.DisplayMetrics;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.Toast;
import com.bumptech.glide.Glide;
import com.bumptech.glide.request.RequestOptions;
import com.bumptech.glide.request.target.SimpleTarget;
import com.bumptech.glide.request.transition.Transition;
import com.example.android.tvleanback.R;
import com.example.android.tvleanback.data.VideoContract;
import com.example.android.tvleanback.model.Video;
import com.example.android.tvleanback.model.VideoCursorMapper;
import com.example.android.tvleanback.presenter.CardPresenter;
import com.example.android.tvleanback.presenter.DetailsDescriptionPresenter;
/*
* VideoDetailsFragment extends DetailsFragment, a Wrapper fragment for leanback details screens.
* It shows a detailed view of video and its metadata plus related videos.
*/
public class VideoDetailsFragment extends DetailsSupportFragment
implements LoaderManager.LoaderCallbacks<Cursor> {
private static final int NO_NOTIFICATION = -1;
private static final int ACTION_WATCH_TRAILER = 1;
private static final int ACTION_RENT = 2;
private static final int ACTION_BUY = 3;
// ID for loader that loads related videos.
private static final int RELATED_VIDEO_LOADER = 1;
// ID for loader that loads the video from global search.
private int mGlobalSearchVideoId = 2;
private Video mSelectedVideo;
private ArrayObjectAdapter mAdapter;
private ClassPresenterSelector mPresenterSelector;
private BackgroundManager mBackgroundManager;
private Drawable mDefaultBackground;
private DisplayMetrics mMetrics;
private CursorObjectAdapter mVideoCursorAdapter;
private FullWidthDetailsOverviewSharedElementHelper mHelper;
private final VideoCursorMapper mVideoCursorMapper = new VideoCursorMapper();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
prepareBackgroundManager();
mVideoCursorAdapter = new CursorObjectAdapter(new CardPresenter());
mVideoCursorAdapter.setMapper(mVideoCursorMapper);
mSelectedVideo = (Video) getActivity().getIntent()
.getParcelableExtra(VideoDetailsActivity.VIDEO);
if (mSelectedVideo != null || !hasGlobalSearchIntent()) {
removeNotification(getActivity().getIntent()
.getIntExtra(VideoDetailsActivity.NOTIFICATION_ID, NO_NOTIFICATION));
setupAdapter();
setupDetailsOverviewRow();
setupMovieListRow();
updateBackground(mSelectedVideo.bgImageUrl);
// When a Related Video item is clicked.
setOnItemViewClickedListener(new ItemViewClickedListener());
}
}
private void removeNotification(int notificationId) {
if (notificationId != NO_NOTIFICATION) {
NotificationManager notificationManager = (NotificationManager) getActivity()
.getSystemService(Context.NOTIFICATION_SERVICE);
notificationManager.cancel(notificationId);
}
}
@Override
public void onStop() {
mBackgroundManager.release();
super.onStop();
}
/**
* Check if there is a global search intent. If there is, load that video.
*/
private boolean hasGlobalSearchIntent() {
Intent intent = getActivity().getIntent();
String intentAction = intent.getAction();
String globalSearch = getString(R.string.global_search);
if (globalSearch.equalsIgnoreCase(intentAction)) {
Uri intentData = intent.getData();
String videoId = intentData.getLastPathSegment();
Bundle args = new Bundle();
args.putString(VideoContract.VideoEntry._ID, videoId);
getLoaderManager().initLoader(mGlobalSearchVideoId++, args, this);
return true;
}
return false;
}
private void prepareBackgroundManager() {
mBackgroundManager = BackgroundManager.getInstance(getActivity());
mBackgroundManager.attach(getActivity().getWindow());
mDefaultBackground = getResources().getDrawable(R.drawable.default_background, null);
mMetrics = new DisplayMetrics();
getActivity().getWindowManager().getDefaultDisplay().getMetrics(mMetrics);
}
private void updateBackground(String uri) {
RequestOptions options = new RequestOptions()
.centerCrop()
.error(mDefaultBackground);
Glide.with(this)
.asBitmap()
.load(uri)
.apply(options)
.into(new SimpleTarget<Bitmap>(mMetrics.widthPixels, mMetrics.heightPixels) {
@Override
public void onResourceReady(
Bitmap resource,
Transition<? super Bitmap> transition) {
mBackgroundManager.setBitmap(resource);
}
});
}
private void setupAdapter() {
// Set detail background and style.
FullWidthDetailsOverviewRowPresenter detailsPresenter =
new FullWidthDetailsOverviewRowPresenter(new DetailsDescriptionPresenter(),
new MovieDetailsOverviewLogoPresenter());
detailsPresenter.setBackgroundColor(
ContextCompat.getColor(getActivity(), R.color.selected_background));
detailsPresenter.setInitialState(FullWidthDetailsOverviewRowPresenter.STATE_HALF);
// Hook up transition element.
mHelper = new FullWidthDetailsOverviewSharedElementHelper();
mHelper.setSharedElementEnterTransition(getActivity(),
VideoDetailsActivity.SHARED_ELEMENT_NAME);
detailsPresenter.setListener(mHelper);
detailsPresenter.setParticipatingEntranceTransition(false);
prepareEntranceTransition();
detailsPresenter.setOnActionClickedListener(new OnActionClickedListener() {
@Override
public void onActionClicked(Action action) {
if (action.getId() == ACTION_WATCH_TRAILER) {
Intent intent = new Intent(getActivity(), PlaybackActivity.class);
intent.putExtra(VideoDetailsActivity.VIDEO, mSelectedVideo);
startActivity(intent);
} else {
Toast.makeText(getActivity(), action.toString(), Toast.LENGTH_SHORT).show();
}
}
});
mPresenterSelector = new ClassPresenterSelector();
mPresenterSelector.addClassPresenter(DetailsOverviewRow.class, detailsPresenter);
mPresenterSelector.addClassPresenter(ListRow.class, new ListRowPresenter());
mAdapter = new ArrayObjectAdapter(mPresenterSelector);
setAdapter(mAdapter);
}
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
switch (id) {
case RELATED_VIDEO_LOADER: {
String category = args.getString(VideoContract.VideoEntry.COLUMN_CATEGORY);
return new CursorLoader(
getActivity(),
VideoContract.VideoEntry.CONTENT_URI,
null,
VideoContract.VideoEntry.COLUMN_CATEGORY + " = ?",
new String[]{category},
null
);
}
default: {
// Loading video from global search.
String videoId = args.getString(VideoContract.VideoEntry._ID);
return new CursorLoader(
getActivity(),
VideoContract.VideoEntry.CONTENT_URI,
null,
VideoContract.VideoEntry._ID + " = ?",
new String[]{videoId},
null
);
}
}
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
if (cursor != null && cursor.moveToNext()) {
switch (loader.getId()) {
case RELATED_VIDEO_LOADER: {
mVideoCursorAdapter.changeCursor(cursor);
break;
}
default: {
// Loading video from global search.
mSelectedVideo = (Video) mVideoCursorMapper.convert(cursor);
setupAdapter();
setupDetailsOverviewRow();
setupMovieListRow();
updateBackground(mSelectedVideo.bgImageUrl);
// When a Related Video item is clicked.
setOnItemViewClickedListener(new ItemViewClickedListener());
}
}
}
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
mVideoCursorAdapter.changeCursor(null);
}
static class MovieDetailsOverviewLogoPresenter extends DetailsOverviewLogoPresenter {
static class ViewHolder extends DetailsOverviewLogoPresenter.ViewHolder {
public ViewHolder(View view) {
super(view);
}
public FullWidthDetailsOverviewRowPresenter getParentPresenter() {
return mParentPresenter;
}
public FullWidthDetailsOverviewRowPresenter.ViewHolder getParentViewHolder() {
return mParentViewHolder;
}
}
@Override
public Presenter.ViewHolder onCreateViewHolder(ViewGroup parent) {
ImageView imageView = (ImageView) LayoutInflater.from(parent.getContext())
.inflate(R.layout.lb_fullwidth_details_overview_logo, parent, false);
Resources res = parent.getResources();
int width = res.getDimensionPixelSize(R.dimen.detail_thumb_width);
int height = res.getDimensionPixelSize(R.dimen.detail_thumb_height);
imageView.setLayoutParams(new ViewGroup.MarginLayoutParams(width, height));
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
return new ViewHolder(imageView);
}
@Override
public void onBindViewHolder(Presenter.ViewHolder viewHolder, Object item) {
DetailsOverviewRow row = (DetailsOverviewRow) item;
ImageView imageView = ((ImageView) viewHolder.view);
imageView.setImageDrawable(row.getImageDrawable());
if (isBoundToImage((ViewHolder) viewHolder, row)) {
MovieDetailsOverviewLogoPresenter.ViewHolder vh =
(MovieDetailsOverviewLogoPresenter.ViewHolder) viewHolder;
vh.getParentPresenter().notifyOnBindLogo(vh.getParentViewHolder());
}
}
}
private void setupDetailsOverviewRow() {
final DetailsOverviewRow row = new DetailsOverviewRow(mSelectedVideo);
RequestOptions options = new RequestOptions()
.error(R.drawable.default_background)
.dontAnimate();
Glide.with(this)
.asBitmap()
.load(mSelectedVideo.cardImageUrl)
.apply(options)
.into(new SimpleTarget<Bitmap>() {
@Override
public void onResourceReady(
Bitmap resource,
Transition<? super Bitmap> transition) {
row.setImageBitmap(getActivity(), resource);
startEntranceTransition();
}
});
SparseArrayObjectAdapter adapter = new SparseArrayObjectAdapter();
adapter.set(ACTION_WATCH_TRAILER, new Action(ACTION_WATCH_TRAILER, getResources()
.getString(R.string.watch_trailer_1),
getResources().getString(R.string.watch_trailer_2)));
adapter.set(ACTION_RENT, new Action(ACTION_RENT, getResources().getString(R.string.rent_1),
getResources().getString(R.string.rent_2)));
adapter.set(ACTION_BUY, new Action(ACTION_BUY, getResources().getString(R.string.buy_1),
getResources().getString(R.string.buy_2)));
row.setActionsAdapter(adapter);
mAdapter.add(row);
}
private void setupMovieListRow() {
String subcategories[] = {getString(R.string.related_movies)};
// Generating related video list.
String category = mSelectedVideo.category;
Bundle args = new Bundle();
args.putString(VideoContract.VideoEntry.COLUMN_CATEGORY, category);
getLoaderManager().initLoader(RELATED_VIDEO_LOADER, args, this);
HeaderItem header = new HeaderItem(0, subcategories[0]);
mAdapter.add(new ListRow(header, mVideoCursorAdapter));
}
private final class ItemViewClickedListener implements OnItemViewClickedListener {
@Override
public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item,
RowPresenter.ViewHolder rowViewHolder, Row row) {
if (item instanceof Video) {
Video video = (Video) item;
Intent intent = new Intent(getActivity(), VideoDetailsActivity.class);
intent.putExtra(VideoDetailsActivity.VIDEO, video);
Bundle bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(
getActivity(),
((ImageCardView) itemViewHolder.view).getMainImageView(),
VideoDetailsActivity.SHARED_ELEMENT_NAME).toBundle();
getActivity().startActivity(intent, bundle);
}
}
}
}