src/de/mobilcom/debitel/cloud/android/ui/adapter/FileListListAdapter.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package de.mobilcom.debitel.cloud.android.ui.adapter;
  19
  20 import android.accounts.Account;
  21 import android.content.Context;
  22 import android.view.LayoutInflater;
  23 import android.view.View;
  24 import android.view.ViewGroup;
  25 import android.widget.BaseAdapter;
  26 import android.widget.ImageView;
  27 import android.widget.ListAdapter;
  28 import android.widget.ListView;
  29 import android.widget.TextView;
  30
  31 import de.mobilcom.debitel.cloud.android.DisplayUtils;
  32 import de.mobilcom.debitel.cloud.android.R;
  33 import de.mobilcom.debitel.cloud.android.authentication.AccountUtils;
  34 import de.mobilcom.debitel.cloud.android.datamodel.DataStorageManager;
  35 import de.mobilcom.debitel.cloud.android.datamodel.OCFile;
  36 import de.mobilcom.debitel.cloud.android.files.services.FileDownloader.FileDownloaderBinder;
  37 import de.mobilcom.debitel.cloud.android.files.services.FileUploader.FileUploaderBinder;
  38 import de.mobilcom.debitel.cloud.android.ui.activity.TransferServiceGetter;
  39
  40 import java.util.Vector;
  41
  42
  43 /**
  44  * This Adapter populates a ListView with all files and folders in an ownCloud
  45  * instance.
  46  *
  47  * @author Bartek Przybylski
  48  *
  49  */
  50 public class FileListListAdapter extends BaseAdapter implements ListAdapter {
  51     private Context mContext;
  52     private OCFile mFile = null;
  53     private Vector<OCFile> mFiles = null;
  54     private DataStorageManager mStorageManager;
  55     private Account mAccount;
  56     private TransferServiceGetter mTransferServiceGetter;
  57     //total size of a directory (recursive)
  58     private Long totalSizeOfDirectoriesRecursive = null;
  59     private Long lastModifiedOfAllSubdirectories = null;
  60
  61     public FileListListAdapter(Context context, TransferServiceGetter transferServiceGetter) {
  62         mContext = context;
  63         mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
  64         mTransferServiceGetter = transferServiceGetter;
  65     }
  66
  67     @Override
  68     public boolean areAllItemsEnabled() {
  69         return true;
  70     }
  71
  72     @Override
  73     public boolean isEnabled(int position) {
  74         return true;
  75     }
  76
  77     @Override
  78     public int getCount() {
  79         return mFiles != null ? mFiles.size() : 0;
  80     }
  81
  82     @Override
  83     public Object getItem(int position) {
  84         if (mFiles == null || mFiles.size() <= position)
  85             return null;
  86         return mFiles.get(position);
  87     }
  88
  89     @Override
  90     public long getItemId(int position) {
  91         if (mFiles == null || mFiles.size() <= position)
  92             return 0;
  93         return mFiles.get(position).getFileId();
  94     }
  95
  96     @Override
  97     public int getItemViewType(int position) {
  98         return 0;
  99     }
 100
 101     @Override
 102     public View getView(int position, View convertView, ViewGroup parent) {
 103         View view = convertView;
 104         if (view == null) {
 105             LayoutInflater inflator = (LayoutInflater) mContext
 106                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 107             view = inflator.inflate(R.layout.list_item, null);
 108         }
 109
 110         if (mFiles != null && mFiles.size() > position) {
 111             OCFile file = mFiles.get(position);
 112             TextView fileName = (TextView) view.findViewById(R.id.Filename);
 113             String name = file.getFileName();
 114
 115             fileName.setText(name);
 116             ImageView fileIcon = (ImageView) view.findViewById(R.id.imageView1);
 117             fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype()));
 118             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 119             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 120             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 121             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 122                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 123                 localStateView.setVisibility(View.VISIBLE);
 124             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 125                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 126                 localStateView.setVisibility(View.VISIBLE);
 127             } else if (file.isDown()) {
 128                 localStateView.setImageResource(R.drawable.local_file_indicator);
 129                 localStateView.setVisibility(View.VISIBLE);
 130             } else {
 131                 localStateView.setVisibility(View.INVISIBLE);
 132             }
 133
 134             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 135             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 136             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 137
 138             if (!file.isDirectory()) {
 139                 fileSizeV.setVisibility(View.VISIBLE);
 140                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 141                 lastModV.setVisibility(View.VISIBLE);
 142                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 143                 // this if-else is needed even thoe fav icon is visible by default
 144                 // because android reuses views in listview
 145                 if (!file.keepInSync()) {
 146                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 147                 } else {
 148                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 149                 }
 150
 151                 ListView parentList = (ListView)parent;
 152                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 153                     checkBoxV.setVisibility(View.GONE);
 154                 } else {
 155                     if (parentList.isItemChecked(position)) {
 156                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 157                     } else {
 158                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 159                     }
 160                     checkBoxV.setVisibility(View.VISIBLE);
 161                 }
 162
 163             }
 164             else {
 165
 166                 fileSizeV.setVisibility(View.VISIBLE);
 167                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 168                 lastModV.setVisibility(View.VISIBLE);
 169                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 170                checkBoxV.setVisibility(View.GONE);
 171                view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 172             }
 173         }
 174
 175         return view;
 176     }
 177
 178     @Override
 179     public int getViewTypeCount() {
 180         return 1;
 181     }
 182
 183     @Override
 184     public boolean hasStableIds() {
 185         return true;
 186     }
 187
 188     @Override
 189     public boolean isEmpty() {
 190         return (mFiles == null || mFiles.isEmpty());
 191     }
 192
 193     /**
 194      * Change the adapted directory for a new one
 195      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 196      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 197      */
 198     public void swapDirectory(OCFile directory, DataStorageManager updatedStorageManager) {
 199         mFile = directory;
 200         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 201             mStorageManager = updatedStorageManager;
 202             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 203         }
 204         if (mStorageManager != null) {
 205             mFiles = mStorageManager.getDirectoryContent(mFile);
 206         } else {
 207             mFiles = null;
 208         }
 209         notifyDataSetChanged();
 210     }
 211
 212 }