src/eu/alefzero/owncloud/ui/FileDisplayActivity.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
  19 package eu.alefzero.owncloud.ui;
  20
  21 import java.io.File;
  22 import java.io.FileInputStream;
  23 import java.io.FileNotFoundException;
  24 import java.io.IOException;
  25 import java.util.LinkedList;
  26 import java.util.Stack;
  27
  28 import android.accounts.Account;
  29 import android.accounts.AccountManager;
  30 import android.app.AlertDialog;
  31 import android.app.Dialog;
  32 import android.app.ListActivity;
  33 import android.content.DialogInterface;
  34 import android.content.Intent;
  35 import android.content.DialogInterface.OnCancelListener;
  36 import android.content.res.Configuration;
  37 import android.database.Cursor;
  38 import android.graphics.Bitmap;
  39 import android.graphics.BitmapFactory;
  40 import android.graphics.Matrix;
  41 import android.net.Uri;
  42 import android.os.Bundle;
  43 import android.os.Environment;
  44 import android.support.v4.app.FragmentActivity;
  45 import android.support.v4.app.FragmentTransaction;
  46 import android.text.TextUtils;
  47 import android.util.Log;
  48 import android.view.Menu;
  49 import android.view.MenuInflater;
  50 import android.view.MenuItem;
  51 import android.view.View;
  52 import android.view.Window;
  53 import android.widget.ImageView;
  54 import android.widget.ListView;
  55 import android.widget.TextView;
  56 import eu.alefzero.owncloud.DbHandler;
  57 import eu.alefzero.owncloud.FileDetail;
  58 import eu.alefzero.owncloud.R;
  59 import eu.alefzero.owncloud.R.id;
  60 import eu.alefzero.owncloud.R.layout;
  61 import eu.alefzero.owncloud.R.menu;
  62 import eu.alefzero.owncloud.R.string;
  63 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  64 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
  65 import eu.alefzero.owncloud.ui.fragment.FileList;
  66
  67 public class FileDisplayActivity extends FragmentActivity {
  68   private DbHandler mDBHandler;
  69   private Stack<String> mParents;
  70   private LinkedList<String> mPath;
  71   private Account mAccount;
  72   private Cursor mCursor;
  73   private boolean mIsDisplayingFile;
  74
  75   private static final int DIALOG_CHOOSE_ACCOUNT = 0;
  76
  77   @Override
  78   public void onCreate(Bundle savedInstanceState) {
  79     super.onCreate(savedInstanceState);
  80     getWindow().requestFeature(Window.FEATURE_NO_TITLE);
  81     setContentView(R.layout.main);
  82
  83     FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
  84     ft.add(R.id.fileList, new FileList());
  85     if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
  86       ft.add(R.id.fileDetail, new FileDetail());
  87     }
  88     ft.commit();
  89
  90     /*getSupportFragmentManager().beginTransaction().add(arg0, arg1);
  91     FileList fl = new FileList();
  92     ft.add(R.id.fileList, fl);
  93     ft.commit();
  94     /*
  95
  96
  97     if (savedInstanceState != null) {
  98       mParents = (Stack<String>)savedInstanceState.getSerializable("parentsStack");
  99       mIsDisplayingFile = savedInstanceState.getBoolean("isDisplayingFile");
 100       mPath = (LinkedList<String>)savedInstanceState.getSerializable("path");
 101     } else {
 102       mParents = new Stack<String>();
 103       mPath = new LinkedList<String>();
 104       mIsDisplayingFile = false;
 105     }
 106
 107     mDBHandler = new DbHandler(getBaseContext());
 108     requestWindowFeature(Window.FEATURE_NO_TITLE);
 109     setContentView(R.layout.main);
 110
 111     AccountManager accMan = AccountManager.get(this);
 112     Account[] accounts = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE);
 113
 114     if (accounts.length == 0) {
 115       // using string value since in API7 this constatn is not defined
 116       // in API7 < this constatant is defined in Settings.ADD_ACCOUNT_SETTINGS
 117       // and Settings.EXTRA_AUTHORITIES
 118       Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 119       intent.putExtra("authorities", new String[] {AccountAuthenticator.AUTH_TOKEN_TYPE});
 120       startActivity(intent);
 121     } else if (accounts.length > 1) {
 122       showDialog(DIALOG_CHOOSE_ACCOUNT);
 123     } else {
 124       mAccount = accounts[0];
 125       populateFileList();
 126     }*/
 127   }
 128
 129   @Override
 130   public boolean onOptionsItemSelected(MenuItem item) {
 131     switch (item.getItemId()) {
 132       case R.id.settingsItem :
 133         Intent i = new Intent(this, Preferences.class);
 134         startActivity(i);
 135         break;
 136     }
 137     return true;
 138   }
 139
 140   @Override
 141   protected Dialog onCreateDialog(int id) {
 142     switch (id) {
 143       case DIALOG_CHOOSE_ACCOUNT:
 144         return createChooseAccountDialog();
 145       default:
 146         throw new IllegalArgumentException("Unknown dialog id: " + id);
 147     }
 148   }
 149
 150   @Override
 151   public boolean onCreateOptionsMenu(Menu menu) {
 152     MenuInflater inflater = getMenuInflater();
 153     inflater.inflate(R.menu.menu, menu);
 154     return true;
 155   }
 156
 157   private Dialog createChooseAccountDialog() {
 158     final AccountManager accMan = AccountManager.get(this);
 159     CharSequence[] items = new CharSequence[accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE).length];
 160     int i = 0;
 161     for (Account a : accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)) {
 162       items[i++] = a.name;
 163     }
 164
 165     AlertDialog.Builder builder = new AlertDialog.Builder(this);
 166     builder.setTitle(R.string.common_choose_account);
 167     builder.setCancelable(true);
 168     builder.setItems(items, new DialogInterface.OnClickListener() {
 169         public void onClick(DialogInterface dialog, int item) {
 170             mAccount = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[item];
 171             dialog.dismiss();
 172             populateFileList();
 173         }
 174     });
 175     builder.setOnCancelListener(new OnCancelListener() {
 176       public void onCancel(DialogInterface dialog) {
 177         FileDisplayActivity.this.finish();
 178       }
 179     });
 180     AlertDialog alert = builder.create();
 181     return alert;
 182   }
 183
 184   //@Override
 185   //public void onBackPressed() {
 186     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 187     if (mIsDisplayingFile) {
 188       mIsDisplayingFile = false;
 189       setContentView(R.layout.main);
 190       pl = (PathLayout) findViewById(R.id.pathLayout1);
 191       Uri uri;
 192       if (mParents.empty()) {
 193         uri = ProviderTableMeta.CONTENT_URI;
 194       } else {
 195         uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek());
 196       }
 197       mCursor = managedQuery(uri,
 198                              null,
 199                              ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 200                              new String[]{mAccount.name}, null);
 201
 202       if (mCursor.moveToFirst()) {
 203         String s = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_PATH));
 204         for (String str : s.split("/")) {
 205           if (!TextUtils.isEmpty(str))
 206             pl.push(DisplayUtils.HtmlDecode(str));
 207         }
 208       }
 209       getListView().setAdapter(new FileListListAdapter(mCursor, this));
 210       getListView().invalidate();
 211       return;
 212     }
 213     if (mParents.size()==0) {
 214       super.onBackPressed();
 215       return;
 216     } else if (mParents.size() == 1) {
 217       mParents.pop();
 218       mPath.removeLast();
 219       pl.pop();
 220       mCursor = managedQuery(ProviderTableMeta.CONTENT_URI,
 221           null,
 222           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 223           new String[]{mAccount.name},
 224           null);
 225     } else {
 226       mParents.pop();
 227       mPath.removeLast();
 228       pl.pop();
 229       mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 230           null,
 231           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 232           new String[]{mAccount.name},
 233           null);
 234     }
 235
 236     setListAdapter(new FileListListAdapter(mCursor, this));
 237     getListView().invalidate();*/
 238   //}
 239
 240   //@Override
 241 /*  protected void onListItemClick(ListView l, View v, int position, long id) {
 242     super.onListItemClick(l, v, position, id);
 243     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 244     if (!mCursor.moveToPosition(position)) {
 245       throw new IndexOutOfBoundsException("Incorrect item selected");
 246     }
 247     if (!mIsDisplayingFile) {
 248       if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
 249         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 250         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
 251         pl.push(DisplayUtils.HtmlDecode(dirname));
 252         mPath.addLast(DisplayUtils.HtmlDecode(dirname));
 253         mParents.push(id_);
 254         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, id_),
 255                                null,
 256                                ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 257                                new String[]{mAccount.name}, null);
 258         setListAdapter(new FileListListAdapter(mCursor, this));
 259       } else {
 260         mIsDisplayingFile = true;
 261         setContentView(R.layout.file_display);
 262         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 263         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, id_),
 264                                null,
 265                                null,
 266                                null,
 267                                null);
 268         mCursor.moveToFirst();
 269         // filename
 270         TextView tv = (TextView) findViewById(R.id.textView1);
 271         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME)));
 272         // filetype
 273         tv = (TextView) findViewById(R.id.textView2);
 274         tv.setText(DisplayUtils.convertMIMEtoPrettyPrint(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE))));
 275         // size
 276         tv = (TextView) findViewById(R.id.textView3);
 277         tv.setText(DisplayUtils.bitsToHumanReadable(mCursor.getLong(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH))));
 278         // modified
 279         tv = (TextView) findViewById(R.id.textView4);
 280         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 281         if (!TextUtils.isEmpty(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH))) &&
 282             mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).matches("image/*")) {
 283           ImageView iv = (ImageView) findViewById(R.id.imageView1);
 284           Bitmap bmp = BitmapFactory.decodeFile(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 285           Matrix m = new Matrix();
 286           float scale;
 287           if (bmp.getWidth() > bmp.getHeight()) {
 288             scale = (float) (200./bmp.getWidth());
 289           } else {
 290             scale = (float) (200./bmp.getHeight());
 291           }
 292           m.postScale(scale, scale);
 293           Bitmap newBmp = Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), m, true);
 294           iv.setImageBitmap(newBmp);
 295         }
 296         setListAdapter(new FileListActionListAdapter(mCursor, this, mAccount));
 297       }
 298       getListView().invalidate();
 299     } else {
 300         Intent i = (Intent) getListAdapter().getItem(position);
 301         if (i.hasExtra("toDownload")) {
 302
 303           Intent intent = new Intent(this, FileDownloader.class);
 304           intent.putExtra(FileDownloader.EXTRA_FILE_PATH, "/"+((TextView)findViewById(R.id.textView1)).getText().toString());
 305           intent.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 306           startService(intent);
 307           /*
 308           if (i.getBooleanExtra("toDownload", false)) {
 309             startActivityForResult(i, 200);
 310           } else {
 311             startActivity(i);
 312           }*/
 313        // }
 314
 315     //}
 316 //  }
 317
 318   private void populateFileList() {
 319     if (mParents.empty()) {
 320       mCursor = getContentResolver().query(ProviderTableMeta.CONTENT_URI,
 321                                            null,
 322                                            ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 323                                            new String[]{mAccount.name},
 324                                            null);
 325     } else {
 326       mCursor = getContentResolver().query(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 327                                            null,
 328                                            ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 329                                            new String[]{mAccount.name}, null);
 330       if (!mIsDisplayingFile) {
 331         //PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 332         //for (String s : mPath) {
 333         //  pl.push(s);
 334        // }
 335       }
 336     }
 337 //    setListAdapter(new FileListListAdapter(mCursor, this));
 338 //    getListView().invalidate();
 339   }
 340
 341   //@Override
 342   /*protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 343     super.onActivityResult(requestCode, resultCode, data);
 344   }
 345
 346   @Override
 347   protected void onSaveInstanceState(Bundle outState) {
 348     super.onSaveInstanceState(outState);
 349     outState.putSerializable("parentsStack", mParents);
 350     outState.putSerializable("path", mPath);
 351     outState.putBoolean("isDisplayingFile", mIsDisplayingFile);
 352   }*/
 353
 354 }