src/com/owncloud/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 com.owncloud.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
  32 import java.util.Vector;
  33
  34 import com.owncloud.android.R;
  35 import com.owncloud.android.authentication.AccountUtils;
  36 import com.owncloud.android.datamodel.FileDataStorageManager;
  37 import com.owncloud.android.datamodel.OCFile;
  38 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  39 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  40 import com.owncloud.android.ui.activity.TransferServiceGetter;
  41 import com.owncloud.android.utils.DisplayUtils;
  42
  43
  44 /**
  45  * This Adapter populates a ListView with all files and folders in an ownCloud
  46  * instance.
  47  *
  48  * @author Bartek Przybylski
  49  *
  50  */
  51 public class FileListListAdapter extends BaseAdapter implements ListAdapter {
  52     private Context mContext;
  53     private OCFile mFile = null;
  54     private Vector<OCFile> mFiles = null;
  55     private FileDataStorageManager mStorageManager;
  56     private Account mAccount;
  57     private TransferServiceGetter mTransferServiceGetter;
  58
  59     public FileListListAdapter(Context context, TransferServiceGetter transferServiceGetter) {
  60         mContext = context;
  61         mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
  62         mTransferServiceGetter = transferServiceGetter;
  63     }
  64
  65     @Override
  66     public boolean areAllItemsEnabled() {
  67         return true;
  68     }
  69
  70     @Override
  71     public boolean isEnabled(int position) {
  72         return true;
  73     }
  74
  75     @Override
  76     public int getCount() {
  77         return mFiles != null ? mFiles.size() : 0;
  78     }
  79
  80     @Override
  81     public Object getItem(int position) {
  82         if (mFiles == null || mFiles.size() <= position)
  83             return null;
  84         return mFiles.get(position);
  85     }
  86
  87     @Override
  88     public long getItemId(int position) {
  89         if (mFiles == null || mFiles.size() <= position)
  90             return 0;
  91         return mFiles.get(position).getFileId();
  92     }
  93
  94     @Override
  95     public int getItemViewType(int position) {
  96         return 0;
  97     }
  98
  99     @Override
 100     public View getView(int position, View convertView, ViewGroup parent) {
 101         View view = convertView;
 102         if (view == null) {
 103             LayoutInflater inflator = (LayoutInflater) mContext
 104                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 105             view = inflator.inflate(R.layout.list_item, null);
 106         }
 107
 108         if (mFiles != null && mFiles.size() > position) {
 109             OCFile file = mFiles.get(position);
 110             TextView fileName = (TextView) view.findViewById(R.id.Filename);
 111             String name = file.getFileName();
 112
 113             fileName.setText(name);
 114             ImageView fileIcon = (ImageView) view.findViewById(R.id.imageView1);
 115             fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype()));
 116             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 117             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 118             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 119             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 120                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 121                 localStateView.setVisibility(View.VISIBLE);
 122             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 123                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 124                 localStateView.setVisibility(View.VISIBLE);
 125             } else if (file.isDown()) {
 126                 localStateView.setImageResource(R.drawable.local_file_indicator);
 127                 localStateView.setVisibility(View.VISIBLE);
 128             } else {
 129                 localStateView.setVisibility(View.INVISIBLE);
 130             }
 131
 132             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 133             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 134             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 135
 136             if (!file.isFolder()) {
 137                 fileSizeV.setVisibility(View.VISIBLE);
 138                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 139                 lastModV.setVisibility(View.VISIBLE);
 140                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 141                 // this if-else is needed even thoe fav icon is visible by default
 142                 // because android reuses views in listview
 143                 if (!file.keepInSync()) {
 144                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 145                 } else {
 146                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 147                 }
 148
 149                 ListView parentList = (ListView)parent;
 150                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 151                     checkBoxV.setVisibility(View.GONE);
 152                 } else {
 153                     if (parentList.isItemChecked(position)) {
 154                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 155                     } else {
 156                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 157                     }
 158                     checkBoxV.setVisibility(View.VISIBLE);
 159                 }
 160
 161             }
 162             else {
 163
 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                checkBoxV.setVisibility(View.GONE);
 169                view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 170             }
 171         }
 172
 173         return view;
 174     }
 175
 176     @Override
 177     public int getViewTypeCount() {
 178         return 1;
 179     }
 180
 181     @Override
 182     public boolean hasStableIds() {
 183         return true;
 184     }
 185
 186     @Override
 187     public boolean isEmpty() {
 188         return (mFiles == null || mFiles.isEmpty());
 189     }
 190
 191     /**
 192      * Change the adapted directory for a new one
 193      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 194      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 195      */
 196     public void swapDirectory(OCFile directory, FileDataStorageManager updatedStorageManager) {
 197         mFile = directory;
 198         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 199             mStorageManager = updatedStorageManager;
 200             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 201         }
 202         if (mStorageManager != null) {
 203             mFiles = mStorageManager.getFolderContent(mFile);
 204         } else {
 205             mFiles = null;
 206         }
 207         notifyDataSetChanged();
 208     }
 209
 210 }