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 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 Cursor mCursor = null;
  63
  64     private static String[] cursorFrom = { ProviderMeta.ProviderTableMeta.FILE_NAME,
  65         ProviderMeta.ProviderTableMeta.FILE_MODIFIED,
  66         ProviderMeta.ProviderTableMeta.FILE_CONTENT_LENGTH
  67         };
  68     private static int[] cursorTo  = { R.id.Filename,
  69         R.id.last_mod,
  70         R.id.file_size
  71     };
  72
  73     public FileListListAdapter(Context context, int layout, Cursor c, String[] from, int[] to, int flags) {
  74         super(context, layout, c, from, to, flags);
  75         // TODO Auto-generated constructor stub
  76     }
  77
  78     public FileListListAdapter(Context context, TransferServiceGetter transferServiceGetter, OCFile file) {
  79         super(context,
  80                 R.layout.list_item,
  81                 mCursor,
  82                 cursorFrom,
  83                 cursorTo,
  84                 0);
  85         mContext = context;
  86         mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
  87         mTransferServiceGetter = transferServiceGetter;
  88         mFile = file;
  89         mCursor = file == null ? null: mStorageManager.getContent(file.getParentId());
  90     }
  91
  92     @Override
  93     public boolean areAllItemsEnabled() {
  94         return true;
  95     }
  96
  97     @Override
  98     public boolean isEnabled(int position) {
  99         return true;
 100     }
 101
 102     @Override
 103     public int getCount() {
 104         return mFiles != null ? mFiles.size() : 0;
 105     }
 106
 107     @Override
 108     public Object getItem(int position) {
 109         if (mFiles == null || mFiles.size() <= position)
 110             return null;
 111         return mFiles.get(position);
 112     }
 113
 114     @Override
 115     public long getItemId(int position) {
 116         if (mFiles == null || mFiles.size() <= position)
 117             return 0;
 118         return mFiles.get(position).getFileId();
 119     }
 120
 121     @Override
 122     public int getItemViewType(int position) {
 123         return 0;
 124     }
 125
 126     @Override
 127     public View getView(int position, View convertView, ViewGroup parent) {
 128         View view = convertView;
 129         if (view == null) {
 130             LayoutInflater inflator = (LayoutInflater) mContext
 131                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 132             view = inflator.inflate(R.layout.list_item, null);
 133         }
 134
 135         if (mFiles != null && mFiles.size() > position) {
 136             OCFile file = mFiles.get(position);
 137             TextView fileName = (TextView) view.findViewById(R.id.Filename);
 138             String name = file.getFileName();
 139
 140             fileName.setText(name);
 141             ImageView fileIcon = (ImageView) view.findViewById(R.id.imageView1);
 142             fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype()));
 143             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 144             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 145             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 146             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 147                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 148                 localStateView.setVisibility(View.VISIBLE);
 149             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 150                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 151                 localStateView.setVisibility(View.VISIBLE);
 152             } else if (file.isDown()) {
 153                 localStateView.setImageResource(R.drawable.local_file_indicator);
 154                 localStateView.setVisibility(View.VISIBLE);
 155             } else {
 156                 localStateView.setVisibility(View.INVISIBLE);
 157             }
 158
 159             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 160             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 161             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 162
 163             if (!file.isFolder()) {
 164                 fileSizeV.setVisibility(View.VISIBLE);
 165                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 166                 lastModV.setVisibility(View.VISIBLE);
 167                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 168                 // this if-else is needed even thoe fav icon is visible by default
 169                 // because android reuses views in listview
 170                 if (!file.keepInSync()) {
 171                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 172                 } else {
 173                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 174                 }
 175
 176                 ListView parentList = (ListView)parent;
 177                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 178                     checkBoxV.setVisibility(View.GONE);
 179                 } else {
 180                     if (parentList.isItemChecked(position)) {
 181                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 182                     } else {
 183                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 184                     }
 185                     checkBoxV.setVisibility(View.VISIBLE);
 186                 }
 187
 188             }
 189             else {
 190
 191                 fileSizeV.setVisibility(View.INVISIBLE);
 192                 //fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 193                 lastModV.setVisibility(View.VISIBLE);
 194                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 195                 checkBoxV.setVisibility(View.GONE);
 196                 view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 197             }
 198
 199             ImageView shareIconV = (ImageView) view.findViewById(R.id.shareIcon);
 200             if (file.isShareByLink()) {
 201                 shareIconV.setVisibility(View.VISIBLE);
 202             } else {
 203                 shareIconV.setVisibility(View.INVISIBLE);
 204             }
 205         }
 206
 207         return view;
 208     }
 209
 210     @Override
 211     public int getViewTypeCount() {
 212         return 1;
 213     }
 214
 215     @Override
 216     public boolean hasStableIds() {
 217         return true;
 218     }
 219
 220     @Override
 221     public boolean isEmpty() {
 222         return (mFiles == null || mFiles.isEmpty());
 223     }
 224
 225     /**
 226      * Change the adapted directory for a new one
 227      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 228      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 229      */
 230     public void swapDirectory(OCFile directory, FileDataStorageManager updatedStorageManager) {
 231         mFile = directory;
 232         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 233             mStorageManager = updatedStorageManager;
 234             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 235         }
 236         if (mStorageManager != null) {
 237             mFiles = mStorageManager.getFolderContent(mFile);
 238             mCursor = mStorageManager.getContent(mFile.getParentId());
 239         } else {
 240             mFiles = null;
 241             mCursor = null;
 242         }
 243         notifyDataSetChanged();
 244     }
 245
 246 }