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.FragmentManager;
  25 import android.app.Service;
  26 import android.content.Intent;
  27 import android.database.Cursor;
  28 import android.net.Uri;
  29 import android.os.Bundle;
  30 import android.support.v4.app.FragmentTransaction;
  31 import android.util.Log;
  32 import android.view.LayoutInflater;
  33 import android.view.View;
  34 import android.view.ViewGroup;
  35 import android.widget.AdapterView;
  36 import android.widget.TextView;
  37 import eu.alefzero.owncloud.R;
  38 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  39 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
  40 import eu.alefzero.owncloud.ui.FragmentListView;
  41 import eu.alefzero.owncloud.ui.activity.FileDetailActivity;
  42 import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;
  43 import eu.alefzero.owncloud.ui.adapter.FileListListAdapter;
  44
  45 /**
  46  * A Fragment that lists all files and folders in a given path.
  47  * @author Bartek Przybylski
  48  *
  49  */
  50 public class FileList extends FragmentListView {
  51   private Cursor mCursor;
  52   private Account mAccount;
  53   private AccountManager mAccountManager;
  54   private Stack<String> mDirNames;
  55   private Stack<String> mParentsIds;
  56
  57   public FileList() {
  58     mDirNames = new Stack<String>();
  59     mParentsIds = new Stack<String>();
  60   }
  61
  62   @Override
  63   public void onCreate(Bundle savedInstanceState) {
  64     super.onCreate(savedInstanceState);
  65
  66     mAccountManager = (AccountManager)getActivity().getSystemService(Service.ACCOUNT_SERVICE);
  67     mAccount = mAccountManager.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[0];
  68     populateFileList();
  69   }
  70
  71   @Override
  72   public void onItemClick(AdapterView<?> l, View v, int position, long id) {
  73     if (!mCursor.moveToPosition(position)) {
  74       throw new IndexOutOfBoundsException("Incorrect item selected");
  75     }
  76     String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
  77     if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
  78         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
  79
  80         mDirNames.push(dirname);
  81         mParentsIds.push(id_);
  82         ((FileDisplayActivity)getActivity()).pushPath(dirname);
  83
  84         populateFileList();
  85         return;
  86     }
  87     Intent i = new Intent(getActivity(), FileDetailActivity.class);
  88     i.putExtra("FILE_NAME", ((TextView)v.findViewById(R.id.Filename)).getText());
  89     i.putExtra("FILE_ID", id_);
  90     i.putExtra("ACCOUNT_NAME", mAccount.name);
  91     FileDetail fd = (FileDetail) getFragmentManager().findFragmentById(R.id.fileDetail);
  92     if (fd != null) {
  93       fd.setStuff(i);
  94     } else {
  95       startActivity(i);
  96     }
  97   }
  98
  99   public void onBackPressed() {
 100     mParentsIds.pop();
 101     mDirNames.pop();
 102     populateFileList();
 103   }
 104
 105   private void populateFileList() {
 106     if (mParentsIds.empty()) {
 107       mCursor = getActivity().getContentResolver().query(ProviderTableMeta.CONTENT_URI,
 108         null,
 109         ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 110         new String[]{mAccount.name},
 111         null);
 112     } else {
 113       mCursor = getActivity().managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParentsIds.peek()),
 114           null,
 115           ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 116           new String[]{mAccount.name}, null);
 117     }
 118     setListAdapter(new FileListListAdapter(mCursor, getActivity()));
 119   }
 120 }