com.perm.DoomPlay.AddTrackToAlbumDialog.java Source code

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Here is the source code for com.perm.DoomPlay.AddTrackToAlbumDialog.java

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package com.perm.DoomPlay;

/*
 *    Copyright 2013 Vladislav Krot
 *
 *    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.
 *
 *    You can contact me <DoomPlaye@gmail.com>
 */

import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.*;
import com.api.Account;
import com.api.KException;
import org.json.JSONException;

import java.io.IOException;

public class AddTrackToAlbumDialog extends DialogFragment {

    private ListView listView;
    private LinearLayout linearLoading;
    private static boolean isLoading = false;
    public final static String keyDialogAlbum = "keybndleed";
    private long trackId;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        trackId = getArguments().getLong(keyDialogAlbum);
        getDialog().requestWindowFeature(Window.FEATURE_NO_TITLE);

        View view = inflater.inflate(R.layout.list_vk, container, false);
        linearLoading = (LinearLayout) view.findViewById(R.id.linearLoading);
        listView = (ListView) view.findViewById(R.id.listVk);
        listView.setOnItemClickListener(onItemClickHandler);

        return view;
    }

    @Override
    public void onResume() {
        super.onResume();

        if (VkAlbumsActivity.albums == null && !isLoading) {
            new AsyncTask<Void, Void, Void>() {
                @Override
                protected void onPreExecute() {
                    super.onPreExecute();
                    linearLoading.setVisibility(View.VISIBLE);
                    isLoading = true;
                }

                @Override
                protected Void doInBackground(Void... params) {
                    try {
                        VkAlbumsActivity.albums = MainScreenActivity.api.getAudioAlbums(Account.account.user_id,
                                null, SettingActivity.getPreference("countvkall"));

                    } catch (IOException e) {
                        isLoading = false;
                        ((AbstractReceiver) getActivity()).showException(e);
                        cancel(false);
                    } catch (JSONException e) {
                        isLoading = false;
                        ((AbstractReceiver) getActivity()).showException(e);
                        cancel(false);
                    } catch (KException e) {
                        isLoading = false;
                        ((AbstractReceiver) getActivity()).handleKException(e);
                        cancel(false);
                    }
                    return null;
                }

                @Override
                protected void onPostExecute(Void aVoid) {
                    super.onPostExecute(aVoid);
                    listView.setAdapter(new DialogAddAdapter());
                    linearLoading.setVisibility(View.GONE);
                    isLoading = false;
                }
            }.execute();
        } else if (!isLoading) {
            listView.setAdapter(new DialogAddAdapter());
        }
    }

    private final AdapterView.OnItemClickListener onItemClickHandler = new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

            new AsyncTask<Long, Void, Void>() {
                @Override
                protected Void doInBackground(Long... params) {
                    try {
                        MainScreenActivity.api.moveToAudioAlbum(params[0], trackId);

                    } catch (IOException e) {
                        isLoading = false;
                        ((AbstractReceiver) getActivity()).showException(e);
                        cancel(false);
                    } catch (JSONException e) {
                        isLoading = false;
                        ((AbstractReceiver) getActivity()).showException(e);
                        cancel(false);
                    } catch (KException e) {
                        isLoading = false;
                        ((AbstractReceiver) getActivity()).handleKException(e);
                        cancel(false);
                    }
                    return null;
                }
            }.execute(VkAlbumsActivity.albums.get(position).album_id);
            dismiss();
            Toast.makeText(getActivity(), getResources().getString(R.string.tracks_added), Toast.LENGTH_SHORT)
                    .show();

        }
    };

    class DialogAddAdapter extends BaseAdapter {
        final LayoutInflater inflater;

        public DialogAddAdapter() {
            inflater = getActivity().getLayoutInflater();
        }

        @Override
        public int getCount() {
            return VkAlbumsActivity.albums.size();
        }

        @Override
        public Object getItem(int position) {
            return VkAlbumsActivity.albums.get(position);
        }

        @Override
        public long getItemId(int position) {
            return position;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            View view = inflater.inflate(R.layout.item_vk_album, parent, false);
            TextView textView = (TextView) view.findViewById(R.id.textGenre);
            textView.setText(VkAlbumsActivity.albums.get(position).title);
            return view;
        }
    }
}