mirror of https://github.com/TeamNewPipe/NewPipe
239 lines
8.3 KiB
Java
239 lines
8.3 KiB
Java
package org.schabi.newpipe.settings;
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import android.app.Activity;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.support.v4.app.DialogFragment;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import com.nostra13.universalimageloader.core.DisplayImageOptions;
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import com.nostra13.universalimageloader.core.ImageLoader;
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import org.schabi.newpipe.R;
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import org.schabi.newpipe.database.subscription.SubscriptionEntity;
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import org.schabi.newpipe.fragments.subscription.SubscriptionService;
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import org.schabi.newpipe.report.ErrorActivity;
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import org.schabi.newpipe.report.UserAction;
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import java.util.List;
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import java.util.Vector;
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import de.hdodenhof.circleimageview.CircleImageView;
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import io.reactivex.Observer;
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import io.reactivex.android.schedulers.AndroidSchedulers;
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import io.reactivex.disposables.Disposable;
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import io.reactivex.schedulers.Schedulers;
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/**
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* Created by Christian Schabesberger on 26.09.17.
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* SelectChannelFragment.java is part of NewPipe.
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*
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* NewPipe is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* NewPipe is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
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*/
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public class SelectChannelFragment extends DialogFragment {
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private SelectChannelAdapter channelAdapter;
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private SubscriptionService subscriptionService;
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private ImageLoader imageLoader = ImageLoader.getInstance();
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private ProgressBar progressBar;
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private TextView emptyView;
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private RecyclerView recyclerView;
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private List<SubscriptionEntity> subscriptions = new Vector<>();
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/*//////////////////////////////////////////////////////////////////////////
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// Interfaces
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//////////////////////////////////////////////////////////////////////////*/
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public interface OnSelectedLisener {
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void onChannelSelected(String url, String name, int service);
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}
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OnSelectedLisener onSelectedLisener = null;
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public void setOnSelectedLisener(OnSelectedLisener listener) {
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onSelectedLisener = listener;
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}
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public interface OnCancelListener {
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void onCancel();
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}
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OnCancelListener onCancelListener = null;
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public void setOnCancelListener(OnCancelListener listener) {
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onCancelListener = listener;
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Init
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//////////////////////////////////////////////////////////////////////////*/
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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View v = inflater.inflate(R.layout.select_channel_fragment, container, false);
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recyclerView = (RecyclerView) v.findViewById(R.id.items_list);
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recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
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channelAdapter = new SelectChannelAdapter();
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recyclerView.setAdapter(channelAdapter);
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progressBar = v.findViewById(R.id.progressBar);
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emptyView = v.findViewById(R.id.empty_state_view);
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progressBar.setVisibility(View.VISIBLE);
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recyclerView.setVisibility(View.GONE);
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emptyView.setVisibility(View.GONE);
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subscriptionService = SubscriptionService.getInstance();
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subscriptionService.getSubscription().toObservable()
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.subscribeOn(Schedulers.io())
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.observeOn(AndroidSchedulers.mainThread())
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.subscribe(getSubscriptionObserver());
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return v;
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Handle actions
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//////////////////////////////////////////////////////////////////////////*/
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@Override
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public void onCancel(final DialogInterface dialogInterface) {
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super.onCancel(dialogInterface);
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if(onCancelListener != null) {
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onCancelListener.onCancel();
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}
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}
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private void clickedItem(int position) {
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if(onSelectedLisener != null) {
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SubscriptionEntity entry = subscriptions.get(position);
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onSelectedLisener.onChannelSelected(entry.getUrl(), entry.getName(), entry.getServiceId());
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}
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dismiss();
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Item handling
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//////////////////////////////////////////////////////////////////////////*/
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private void displayChannels(List<SubscriptionEntity> subscriptions) {
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this.subscriptions = subscriptions;
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progressBar.setVisibility(View.GONE);
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if(subscriptions.isEmpty()) {
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emptyView.setVisibility(View.VISIBLE);
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return;
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}
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recyclerView.setVisibility(View.VISIBLE);
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}
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private Observer<List<SubscriptionEntity>> getSubscriptionObserver() {
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return new Observer<List<SubscriptionEntity>>() {
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@Override
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public void onSubscribe(Disposable d) {
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}
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@Override
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public void onNext(List<SubscriptionEntity> subscriptions) {
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displayChannels(subscriptions);
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}
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@Override
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public void onError(Throwable exception) {
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onError(exception);
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}
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@Override
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public void onComplete() {
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}
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};
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}
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private class SelectChannelAdapter extends
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RecyclerView.Adapter<SelectChannelAdapter.SelectChannelItemHolder> {
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@Override
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public SelectChannelItemHolder onCreateViewHolder(ViewGroup parent, int viewType) {
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View item = LayoutInflater.from(parent.getContext())
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.inflate(R.layout.select_channel_item, parent, false);
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return new SelectChannelItemHolder(item);
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}
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@Override
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public void onBindViewHolder(SelectChannelItemHolder holder, final int position) {
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SubscriptionEntity entry = subscriptions.get(position);
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holder.titleView.setText(entry.getName());
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holder.view.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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clickedItem(position);
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}
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});
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imageLoader.displayImage(entry.getAvatarUrl(), holder.thumbnailView, DISPLAY_IMAGE_OPTIONS);
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}
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@Override
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public int getItemCount() {
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return subscriptions.size();
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}
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public class SelectChannelItemHolder extends RecyclerView.ViewHolder {
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public SelectChannelItemHolder(View v) {
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super(v);
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this.view = v;
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thumbnailView = v.findViewById(R.id.itemThumbnailView);
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titleView = v.findViewById(R.id.itemTitleView);
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}
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public View view;
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public CircleImageView thumbnailView;
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public TextView titleView;
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}
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Error
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//////////////////////////////////////////////////////////////////////////*/
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protected boolean onError(Throwable e) {
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final Activity activity = getActivity();
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ErrorActivity.reportError(activity, e,
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activity.getClass(),
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null,
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ErrorActivity.ErrorInfo.make(UserAction.UI_ERROR,
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"none", "", R.string.app_ui_crash));
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return true;
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}
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/*//////////////////////////////////////////////////////////////////////////
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// ImageLoaderOptions
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//////////////////////////////////////////////////////////////////////////*/
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/**
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* Base display options
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*/
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public static final DisplayImageOptions DISPLAY_IMAGE_OPTIONS =
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new DisplayImageOptions.Builder()
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.cacheInMemory(true)
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.build();
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}
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