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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 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 com.owncloud.android.ui.adapter;
  19
  20 import android.accounts.Account;
  21 import android.content.Context;
  22 import android.database.Cursor;
  23 import android.support.v4.widget.SimpleCursorAdapter;
  24 import android.view.LayoutInflater;
  25 import android.view.View;
  26 import android.view.ViewGroup;
  27 //import android.widget.BaseAdapter;
  28 import android.widget.ImageView;
  29 import android.widget.ListAdapter;
  30 import android.widget.ListView;
  31 import android.widget.TextView;
  32
  33
  34 import java.util.Vector;
  35
  36 import com.owncloud.android.R;
  37 import com.owncloud.android.authentication.AccountUtils;
  38 import com.owncloud.android.datamodel.FileDataStorageManager;
  39 import com.owncloud.android.datamodel.OCFile;
  40 import com.owncloud.android.db.ProviderMeta;
  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 import com.owncloud.android.utils.DisplayUtils;
  45
  46
  47 /**
  48  * This Adapter populates a ListView with all files and folders in an ownCloud
  49  * instance.
  50  *
  51  * @author Bartek Przybylski
  52  *
  53  */
  54 public class FileListListAdapter extends SimpleCursorAdapter /*BaseAdapter*/ implements ListAdapter {
  55
  56     private Context mContext;
  57     private static OCFile mFile = null;
  58     private Vector<OCFile> mFiles = null;
  59     private static FileDataStorageManager mStorageManager;
  60     private Account mAccount;
  61     private TransferServiceGetter mTransferServiceGetter;
  62     private static String[] cursorFrom = { ProviderMeta.ProviderTableMeta.FILE_NAME,
  63         ProviderMeta.ProviderTableMeta.FILE_MODIFIED,
  64         ProviderMeta.ProviderTableMeta.FILE_CONTENT_LENGTH
  65         };
  66     private static int[] cursorTo  = { R.id.Filename,
  67         R.id.last_mod,
  68         R.id.file_size
  69     };
  70
  71     public FileListListAdapter(Context context, int layout, Cursor c, String[] from, int[] to, int flags) {
  72         super(context, layout, c, from, to, flags);
  73         // TODO Auto-generated constructor stub
  74     }
  75
  76     public FileListListAdapter(Context context, TransferServiceGetter transferServiceGetter, OCFile file) {
  77         super(context,
  78                 R.layout.list_item,
  79                 file == null ? null : mStorageManager.getContent(file.getParentId()),
  80                 cursorFrom,
  81                 cursorTo,
  82                 0);
  83         mContext = context;
  84         mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
  85         mTransferServiceGetter = transferServiceGetter;
  86         mFile = file;
  87     }
  88
  89     @Override
  90     public boolean areAllItemsEnabled() {
  91         return true;
  92     }
  93
  94     @Override
  95     public boolean isEnabled(int position) {
  96         return true;
  97     }
  98
  99     @Override
 100     public int getCount() {
 101         return mFiles != null ? mFiles.size() : 0;
 102     }
 103
 104     @Override
 105     public Object getItem(int position) {
 106         if (mFiles == null || mFiles.size() <= position)
 107             return null;
 108         return mFiles.get(position);
 109     }
 110
 111     @Override
 112     public long getItemId(int position) {
 113         if (mFiles == null || mFiles.size() <= position)
 114             return 0;
 115         return mFiles.get(position).getFileId();
 116     }
 117
 118     @Override
 119     public int getItemViewType(int position) {
 120         return 0;
 121     }
 122
 123     @Override
 124     public View getView(int position, View convertView, ViewGroup parent) {
 125         View view = convertView;
 126         if (view == null) {
 127             LayoutInflater inflator = (LayoutInflater) mContext
 128                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 129             view = inflator.inflate(R.layout.list_item, null);
 130         }
 131
 132         if (mFiles != null && mFiles.size() > position) {
 133             OCFile file = mFiles.get(position);
 134             TextView fileName = (TextView) view.findViewById(R.id.Filename);
 135             String name = file.getFileName();
 136
 137             fileName.setText(name);
 138             ImageView fileIcon = (ImageView) view.findViewById(R.id.imageView1);
 139             fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype()));
 140             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 141             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 142             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 143             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 144                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 145                 localStateView.setVisibility(View.VISIBLE);
 146             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 147                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 148                 localStateView.setVisibility(View.VISIBLE);
 149             } else if (file.isDown()) {
 150                 localStateView.setImageResource(R.drawable.local_file_indicator);
 151                 localStateView.setVisibility(View.VISIBLE);
 152             } else {
 153                 localStateView.setVisibility(View.INVISIBLE);
 154             }
 155
 156             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 157             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 158             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 159
 160             if (!file.isFolder()) {
 161                 fileSizeV.setVisibility(View.VISIBLE);
 162                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 163                 lastModV.setVisibility(View.VISIBLE);
 164                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 165                 // this if-else is needed even thoe fav icon is visible by default
 166                 // because android reuses views in listview
 167                 if (!file.keepInSync()) {
 168                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 169                 } else {
 170                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 171                 }
 172
 173                 ListView parentList = (ListView)parent;
 174                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 175                     checkBoxV.setVisibility(View.GONE);
 176                 } else {
 177                     if (parentList.isItemChecked(position)) {
 178                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 179                     } else {
 180                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 181                     }
 182                     checkBoxV.setVisibility(View.VISIBLE);
 183                 }
 184
 185             }
 186             else {
 187
 188                 fileSizeV.setVisibility(View.INVISIBLE);
 189                 //fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 190                 lastModV.setVisibility(View.VISIBLE);
 191                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 192                 checkBoxV.setVisibility(View.GONE);
 193                 view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 194             }
 195
 196             ImageView shareIconV = (ImageView) view.findViewById(R.id.shareIcon);
 197             if (file.isShareByLink()) {
 198                 shareIconV.setVisibility(View.VISIBLE);
 199             } else {
 200                 shareIconV.setVisibility(View.INVISIBLE);
 201             }
 202         }
 203
 204         return view;
 205     }
 206
 207     @Override
 208     public int getViewTypeCount() {
 209         return 1;
 210     }
 211
 212     @Override
 213     public boolean hasStableIds() {
 214         return true;
 215     }
 216
 217     @Override
 218     public boolean isEmpty() {
 219         return (mFiles == null || mFiles.isEmpty());
 220     }
 221
 222     /**
 223      * Change the adapted directory for a new one
 224      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 225      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 226      */
 227     public void swapDirectory(OCFile directory, FileDataStorageManager updatedStorageManager) {
 228         mFile = directory;
 229         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 230             mStorageManager = updatedStorageManager;
 231             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 232         }
 233         if (mStorageManager != null) {
 234             mFiles = mStorageManager.getFolderContent(mFile);
 235         } else {
 236             mFiles = null;
 237         }
 238         notifyDataSetChanged();
 239     }
 240
 241 }