src/eu/alefzero/owncloud/ui/fragment/FileList.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   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 eu.alefzero.owncloud.ui.fragment;
  19
  20 import java.util.Stack;
  21
  22 import android.accounts.Account;
  23 import android.accounts.AccountManager;
  24 import android.app.Service;
  25 import android.content.Intent;
  26 import android.database.Cursor;
  27 import android.net.Uri;
  28 import android.os.Bundle;
  29 import android.view.View;
  30 import android.widget.AdapterView;
  31 import android.widget.TextView;
  32 import eu.alefzero.owncloud.R;
  33 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  34 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
  35 import eu.alefzero.owncloud.ui.FragmentListView;
  36 import eu.alefzero.owncloud.ui.activity.FileDetailActivity;
  37 import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;
  38 import eu.alefzero.owncloud.ui.adapter.FileListListAdapter;
  39
  40 /**
  41  * A Fragment that lists all files and folders in a given path.
  42  * @author Bartek Przybylski
  43  *
  44  */
  45 public class FileList extends FragmentListView {
  46   private Cursor mCursor;
  47   private Account mAccount;
  48   private AccountManager mAccountManager;
  49   private Stack<String> mDirNames;
  50   private Stack<String> mParentsIds;
  51
  52   public FileList() {
  53     mDirNames = new Stack<String>();
  54     mParentsIds = new Stack<String>();
  55   }
  56
  57   @Override
  58   public void onCreate(Bundle savedInstanceState) {
  59     super.onCreate(savedInstanceState);
  60
  61     mAccountManager = (AccountManager)getActivity().getSystemService(Service.ACCOUNT_SERVICE);
  62     mAccount = mAccountManager.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[0];
  63     populateFileList();
  64   }
  65
  66   @Override
  67   public void onItemClick(AdapterView<?> l, View v, int position, long id) {
  68     if (!mCursor.moveToPosition(position)) {
  69       throw new IndexOutOfBoundsException("Incorrect item selected");
  70     }
  71     String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
  72     if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
  73         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
  74
  75         mDirNames.push(dirname);
  76         mParentsIds.push(id_);
  77         ((FileDisplayActivity)getActivity()).pushPath(dirname);
  78
  79         populateFileList();
  80         return;
  81     }
  82     Intent i = new Intent(getActivity(), FileDetailActivity.class);
  83     String filename = ((TextView)v.findViewById(R.id.Filename)).getText().toString();
  84     i.putExtra("FILE_NAME", filename);
  85     i.putExtra("FULL_PATH", "/" + filename);
  86     i.putExtra("FILE_ID", id_);
  87     i.putExtra("ACCOUNT", mAccount);
  88     FileDetail fd = (FileDetail) getSupportFragmentManager().findFragmentById(R.id.fileDetail);
  89     if (fd != null) {
  90       fd.setStuff(i);
  91     } else {
  92       startActivity(i);
  93     }
  94   }
  95
  96   public void onBackPressed() {
  97     mParentsIds.pop();
  98     mDirNames.pop();
  99     populateFileList();
 100   }
 101
 102   private void populateFileList() {
 103     if (mParentsIds.empty()) {
 104       mCursor = getActivity().getContentResolver().query(ProviderTableMeta.CONTENT_URI,
 105         null,
 106         ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 107         new String[]{mAccount.name},
 108         null);
 109     } else {
 110       mCursor = getActivity().managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParentsIds.peek()),
 111           null,
 112           ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 113           new String[]{mAccount.name}, null);
 114     }
 115     setListAdapter(new FileListListAdapter(mCursor, getActivity()));
 116   }
 117 }