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 java.util.Vector;
  21
  22 import android.accounts.Account;
  23 import android.content.Context;
  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 import com.owncloud.android.R;
  34 import com.owncloud.android.authentication.AccountUtils;
  35 import com.owncloud.android.datamodel.FileDataStorageManager;
  36 import com.owncloud.android.datamodel.OCFile;
  37 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  38 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  39 import com.owncloud.android.ui.activity.ComponentsGetter;
  40 import com.owncloud.android.utils.DisplayUtils;
  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 final static String PERMISSION_SHARED_WITH_ME = "S";
  52
  53     private Context mContext;
  54     private OCFile mFile = null;
  55     private Vector<OCFile> mFiles = null;
  56
  57     private FileDataStorageManager mStorageManager;
  58     private Account mAccount;
  59     private ComponentsGetter mTransferServiceGetter;
  60
  61     public FileListListAdapter(Context context, ComponentsGetter 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             ImageView sharedIconV = (ImageView) view.findViewById(R.id.sharedIcon);
 118             ImageView sharedWithMeIconV = (ImageView) view.findViewById(R.id.sharedWithMeIcon);
 119             sharedWithMeIconV.setVisibility(View.GONE);
 120
 121             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 122             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 123             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 124             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 125                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 126                 localStateView.setVisibility(View.VISIBLE);
 127             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 128                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 129                 localStateView.setVisibility(View.VISIBLE);
 130             } else if (file.isDown()) {
 131                 localStateView.setImageResource(R.drawable.local_file_indicator);
 132                 localStateView.setVisibility(View.VISIBLE);
 133             } else {
 134                 localStateView.setVisibility(View.INVISIBLE);
 135             }
 136
 137             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 138             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 139             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 140
 141             if (!file.isFolder()) {
 142                 fileSizeV.setVisibility(View.VISIBLE);
 143                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 144                 lastModV.setVisibility(View.VISIBLE);
 145                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 146                 // this if-else is needed even thoe fav icon is visible by default
 147                 // because android reuses views in listview
 148                 if (!file.keepInSync()) {
 149                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 150                 } else {
 151                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 152                 }
 153
 154                 ListView parentList = (ListView)parent;
 155                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 156                     checkBoxV.setVisibility(View.GONE);
 157                 } else {
 158                     if (parentList.isItemChecked(position)) {
 159                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 160                     } else {
 161                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 162                     }
 163                     checkBoxV.setVisibility(View.VISIBLE);
 164                 }
 165
 166                 fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype(), file.getFileName()));
 167
 168                 if (checkIfFileIsSharedWithMe(file)) {
 169                     sharedWithMeIconV.setVisibility(View.VISIBLE);
 170                 }
 171             }
 172             else {
 173
 174                 fileSizeV.setVisibility(View.INVISIBLE);
 175                 //fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 176                 lastModV.setVisibility(View.VISIBLE);
 177                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 178                 checkBoxV.setVisibility(View.GONE);
 179                 view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 180
 181                 if (checkIfFileIsSharedWithMe(file)) {
 182                     fileIcon.setImageResource(R.drawable.shared_with_me_folder);
 183                     sharedWithMeIconV.setVisibility(View.VISIBLE);
 184                 } else {
 185                     fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype(), file.getFileName()));
 186                 }
 187
 188                 // If folder is sharedByLink, icon folder must be changed to
 189                 // folder-public one
 190                 if (file.isShareByLink()) {
 191                     fileIcon.setImageResource(R.drawable.folder_public);
 192                 }
 193             }
 194
 195             if (file.isShareByLink()) {
 196                 sharedIconV.setVisibility(View.VISIBLE);
 197             } else {
 198                 sharedIconV.setVisibility(View.GONE);
 199             }
 200         }
 201
 202         return view;
 203     }
 204
 205     @Override
 206     public int getViewTypeCount() {
 207         return 1;
 208     }
 209
 210     @Override
 211     public boolean hasStableIds() {
 212         return true;
 213     }
 214
 215     @Override
 216     public boolean isEmpty() {
 217         return (mFiles == null || mFiles.isEmpty());
 218     }
 219
 220     /**
 221      * Change the adapted directory for a new one
 222      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 223      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 224      */
 225     public void swapDirectory(OCFile directory, FileDataStorageManager updatedStorageManager) {
 226         mFile = directory;
 227         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 228             mStorageManager = updatedStorageManager;
 229             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 230         }
 231         if (mStorageManager != null) {
 232             mFiles = mStorageManager.getFolderContent(mFile);
 233         } else {
 234             mFiles = null;
 235         }
 236         notifyDataSetChanged();
 237     }
 238
 239     /**
 240      * Check if parent folder does not include 'S' permission and if file/folder
 241      * is shared with me
 242      *
 243      * @param file: OCFile
 244      * @return boolean: True if it is shared with me and false if it is not
 245      */
 246     private boolean checkIfFileIsSharedWithMe(OCFile file) {
 247         return (mFile.getPermissions() != null && !mFile.getPermissions().contains(PERMISSION_SHARED_WITH_ME)
 248                 && file.getPermissions() != null && file.getPermissions().contains(PERMISSION_SHARED_WITH_ME));
 249     }
 250 }