src/com/owncloud/android/ui/adapter/FileListListAdapter.java

   1
   2 /* ownCloud Android client application
   3  *   Copyright (C) 2011  Bartek Przybylski
   4  *   Copyright (C) 2012-2013 ownCloud Inc.
   5  *
   6  *   This program is free software: you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License as published by
   8  *   the Free Software Foundation, either version 2 of the License, or
   9  *   (at your option) any later version.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20 package com.owncloud.android.ui.adapter;
  21
  22 import java.util.Vector;
  23
  24 import android.accounts.Account;
  25 import android.content.Context;
  26 import android.view.LayoutInflater;
  27 import android.view.View;
  28 import android.view.ViewGroup;
  29 import android.widget.BaseAdapter;
  30 import android.widget.ImageView;
  31 import android.widget.ListAdapter;
  32 import android.widget.ListView;
  33 import android.widget.TextView;
  34
  35 import com.owncloud.android.DisplayUtils;
  36 import com.owncloud.android.Log_OC;
  37 import com.owncloud.android.R;
  38 import com.owncloud.android.authentication.AccountUtils;
  39 import com.owncloud.android.datamodel.DataStorageManager;
  40 import com.owncloud.android.datamodel.OCFile;
  41 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  42 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  43 import com.owncloud.android.ui.activity.TransferServiceGetter;
  44
  45 /**
  46  * This Adapter populates a ListView with all files and folders in an ownCloud
  47  * instance.
  48  *
  49  * @author Bartek Przybylski
  50  *
  51  */
  52 public class FileListListAdapter extends BaseAdapter implements ListAdapter {
  53     private Context mContext;
  54     private OCFile mFile = null;
  55     private Vector<OCFile> mFiles = null;
  56     private DataStorageManager mStorageManager;
  57     private Account mAccount;
  58     private TransferServiceGetter mTransferServiceGetter;
  59     //total size of a directory (recursive)
  60     private Long totalSizeOfDirectoriesRecursive = null;
  61     private Long lastModifiedOfAllSubdirectories = null;
  62
  63     public FileListListAdapter(OCFile file, DataStorageManager storage_man,
  64             Context context, TransferServiceGetter transferServiceGetter) {
  65         mStorageManager = storage_man;
  66         mContext = context;
  67         mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
  68         mTransferServiceGetter = transferServiceGetter;
  69         swapDirectory(file, mStorageManager);
  70         /*mFile = file;
  71         mFiles = mStorageManager.getDirectoryContent(mFile);*/
  72     }
  73
  74     @Override
  75     public boolean areAllItemsEnabled() {
  76         return true;
  77     }
  78
  79     @Override
  80     public boolean isEnabled(int position) {
  81         return true;
  82     }
  83
  84     @Override
  85     public int getCount() {
  86         return mFiles != null ? mFiles.size() : 0;
  87     }
  88
  89     @Override
  90     public Object getItem(int position) {
  91         if (mFiles == null || mFiles.size() <= position)
  92             return null;
  93         return mFiles.get(position);
  94     }
  95
  96     @Override
  97     public long getItemId(int position) {
  98         if (mFiles == null || mFiles.size() <= position)
  99             return 0;
 100         return mFiles.get(position).getFileId();
 101     }
 102
 103     @Override
 104     public int getItemViewType(int position) {
 105         return 0;
 106     }
 107
 108     @Override
 109     public View getView(int position, View convertView, ViewGroup parent) {
 110         View view = convertView;
 111         if (view == null) {
 112             LayoutInflater inflator = (LayoutInflater) mContext
 113                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 114             view = inflator.inflate(R.layout.list_item, null);
 115         }
 116         if (mFiles != null && mFiles.size() > position) {
 117             OCFile file = mFiles.get(position);
 118             TextView fileName = (TextView) view.findViewById(R.id.Filename);
 119             String name = file.getFileName();
 120
 121             fileName.setText(name);
 122             ImageView fileIcon = (ImageView) view.findViewById(R.id.imageView1);
 123             fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype()));
 124             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 125             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 126             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 127             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 128                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 129                 localStateView.setVisibility(View.VISIBLE);
 130             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 131                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 132                 localStateView.setVisibility(View.VISIBLE);
 133             } else if (file.isDown()) {
 134                 localStateView.setImageResource(R.drawable.local_file_indicator);
 135                 localStateView.setVisibility(View.VISIBLE);
 136             } else {
 137                 localStateView.setVisibility(View.INVISIBLE);
 138             }
 139
 140
 141             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 142             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 143             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 144
 145             if (!file.isDirectory()) {
 146                 fileSizeV.setVisibility(View.VISIBLE);
 147                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 148                 lastModV.setVisibility(View.VISIBLE);
 149                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 150                 // this if-else is needed even thoe fav icon is visible by default
 151                 // because android reuses views in listview
 152                 if (!file.keepInSync()) {
 153                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 154                 } else {
 155                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 156                 }
 157
 158                 ListView parentList = (ListView)parent;
 159                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 160                     checkBoxV.setVisibility(View.GONE);
 161                 } else {
 162                     if (parentList.isItemChecked(position)) {
 163                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 164                     } else {
 165                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 166                     }
 167                     checkBoxV.setVisibility(View.VISIBLE);
 168                 }
 169
 170             }
 171             else {
 172
 173                 fileSizeV.setVisibility(View.VISIBLE);
 174                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 175                 lastModV.setVisibility(View.VISIBLE);
 176                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 177 //               getDirectorySizeNumber(file,true);
 178 //               if (lastModifiedOfAllSubdirectories == null)
 179 //               {
 180 //                   lastModV.setVisibility(View.GONE);
 181 //                   fileSizeV.setVisibility(View.GONE);
 182 //               }
 183 //               else
 184 //               {
 185 //                   lastModV.setVisibility(View.VISIBLE);
 186 //                   lastModV.setText(DisplayUtils.unixTimeToHumanReadable(lastModifiedOfAllSubdirectories));
 187 //                   fileSizeV.setVisibility(View.VISIBLE);
 188 //                   fileSizeV.setText(DisplayUtils.bytesToHumanReadable((totalSizeOfDirectoriesRecursive == null) ? 0 : totalSizeOfDirectoriesRecursive));
 189 //               }
 190                checkBoxV.setVisibility(View.GONE);
 191                view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 192             }
 193         }
 194
 195         return view;
 196     }
 197
 198
 199     /**
 200      * - This method counts recursively all subdirectories and their files from the root directory.
 201      * - It also shows a timestamp of the last modificated file inside the root directory
 202      *
 203      *   @param OCFile  : startDirectory
 204      *   @param boolean :  counting starts from here ?
 205      */
 206     private void getDirectorySizeNumber(OCFile directory,boolean startOfRecursive) {
 207         if (startOfRecursive) {
 208             totalSizeOfDirectoriesRecursive = null;
 209         }
 210         Vector<OCFile> files  = mStorageManager.getDirectoryContent(directory);
 211         for (OCFile file : files) {
 212             if(!file.isDirectory()) {
 213                 if (totalSizeOfDirectoriesRecursive == null) {
 214                     totalSizeOfDirectoriesRecursive = file.getFileLength();
 215                     lastModifiedOfAllSubdirectories = file.getModificationTimestamp();
 216                     continue;
 217                 }
 218
 219                 totalSizeOfDirectoriesRecursive += file.getFileLength();
 220                 if (lastModifiedOfAllSubdirectories < file.getModificationTimestamp()) {
 221                     lastModifiedOfAllSubdirectories = file.getModificationTimestamp();
 222                 }
 223             }
 224             else {
 225                 this.getDirectorySizeNumber(file, false);
 226             }
 227         }
 228     }
 229
 230
 231     @Override
 232     public int getViewTypeCount() {
 233         return 1;
 234     }
 235
 236     @Override
 237     public boolean hasStableIds() {
 238         return true;
 239     }
 240
 241     @Override
 242     public boolean isEmpty() {
 243         return (mFiles == null || mFiles.isEmpty());
 244     }
 245
 246     /**
 247      * Change the adapted directory for a new one
 248      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 249      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 250      */
 251     public void swapDirectory(OCFile directory, DataStorageManager updatedStorageManager) {
 252         mFile = directory;
 253         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 254             mStorageManager = updatedStorageManager;
 255             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 256         }
 257         if (mStorageManager != null) {
 258             mFiles = mStorageManager.getDirectoryContent(mFile);
 259         } else {
 260             mFiles = null;
 261         }
 262         notifyDataSetChanged();
 263     }
 264
 265 }