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.R;
  58 import eu.alefzero.owncloud.R.id;
  59 import eu.alefzero.owncloud.R.layout;
  60 import eu.alefzero.owncloud.R.menu;
  61 import eu.alefzero.owncloud.R.string;
  62 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  63 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
  64 import eu.alefzero.owncloud.ui.fragment.FileDetail;
  65 import eu.alefzero.owncloud.ui.fragment.FileList;
  66 import eu.alefzero.owncloud.ui.fragment.ActionBar;
  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.files);
  82
  83     FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
  84     //ft.add(R.id.actionBar, new ActionBar());
  85     ft.add(R.id.fileList, new FileList());
  86     if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
  87       ft.add(R.id.fileDetail, new FileDetail());
  88     }
  89     ft.commit();
  90
  91     /*getSupportFragmentManager().beginTransaction().add(arg0, arg1);
  92     FileList fl = new FileList();
  93     ft.add(R.id.fileList, fl);
  94     ft.commit();
  95     /*
  96
  97
  98     if (savedInstanceState != null) {
  99       mParents = (Stack<String>)savedInstanceState.getSerializable("parentsStack");
 100       mIsDisplayingFile = savedInstanceState.getBoolean("isDisplayingFile");
 101       mPath = (LinkedList<String>)savedInstanceState.getSerializable("path");
 102     } else {
 103       mParents = new Stack<String>();
 104       mPath = new LinkedList<String>();
 105       mIsDisplayingFile = false;
 106     }
 107
 108     mDBHandler = new DbHandler(getBaseContext());
 109     requestWindowFeature(Window.FEATURE_NO_TITLE);
 110     setContentView(R.layout.main);
 111
 112     AccountManager accMan = AccountManager.get(this);
 113     Account[] accounts = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE);
 114
 115     if (accounts.length == 0) {
 116       // using string value since in API7 this constatn is not defined
 117       // in API7 < this constatant is defined in Settings.ADD_ACCOUNT_SETTINGS
 118       // and Settings.EXTRA_AUTHORITIES
 119       Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 120       intent.putExtra("authorities", new String[] {AccountAuthenticator.AUTH_TOKEN_TYPE});
 121       startActivity(intent);
 122     } else if (accounts.length > 1) {
 123       showDialog(DIALOG_CHOOSE_ACCOUNT);
 124     } else {
 125       mAccount = accounts[0];
 126       populateFileList();
 127     }*/
 128   }
 129
 130   @Override
 131   public boolean onOptionsItemSelected(MenuItem item) {
 132     switch (item.getItemId()) {
 133       case R.id.settingsItem :
 134         Intent i = new Intent(this, Preferences.class);
 135         startActivity(i);
 136         break;
 137     }
 138     return true;
 139   }
 140
 141   @Override
 142   protected Dialog onCreateDialog(int id) {
 143     switch (id) {
 144       case DIALOG_CHOOSE_ACCOUNT:
 145         return createChooseAccountDialog();
 146       default:
 147         throw new IllegalArgumentException("Unknown dialog id: " + id);
 148     }
 149   }
 150
 151   @Override
 152   public boolean onCreateOptionsMenu(Menu menu) {
 153     MenuInflater inflater = getMenuInflater();
 154     inflater.inflate(R.menu.menu, menu);
 155     return true;
 156   }
 157
 158   private Dialog createChooseAccountDialog() {
 159     final AccountManager accMan = AccountManager.get(this);
 160     CharSequence[] items = new CharSequence[accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE).length];
 161     int i = 0;
 162     for (Account a : accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)) {
 163       items[i++] = a.name;
 164     }
 165
 166     AlertDialog.Builder builder = new AlertDialog.Builder(this);
 167     builder.setTitle(R.string.common_choose_account);
 168     builder.setCancelable(true);
 169     builder.setItems(items, new DialogInterface.OnClickListener() {
 170         public void onClick(DialogInterface dialog, int item) {
 171             mAccount = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[item];
 172             dialog.dismiss();
 173             populateFileList();
 174         }
 175     });
 176     builder.setOnCancelListener(new OnCancelListener() {
 177       public void onCancel(DialogInterface dialog) {
 178         FileDisplayActivity.this.finish();
 179       }
 180     });
 181     AlertDialog alert = builder.create();
 182     return alert;
 183   }
 184
 185   //@Override
 186   //public void onBackPressed() {
 187     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 188     if (mIsDisplayingFile) {
 189       mIsDisplayingFile = false;
 190       setContentView(R.layout.main);
 191       pl = (PathLayout) findViewById(R.id.pathLayout1);
 192       Uri uri;
 193       if (mParents.empty()) {
 194         uri = ProviderTableMeta.CONTENT_URI;
 195       } else {
 196         uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek());
 197       }
 198       mCursor = managedQuery(uri,
 199                              null,
 200                              ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 201                              new String[]{mAccount.name}, null);
 202
 203       if (mCursor.moveToFirst()) {
 204         String s = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_PATH));
 205         for (String str : s.split("/")) {
 206           if (!TextUtils.isEmpty(str))
 207             pl.push(DisplayUtils.HtmlDecode(str));
 208         }
 209       }
 210       getListView().setAdapter(new FileListListAdapter(mCursor, this));
 211       getListView().invalidate();
 212       return;
 213     }
 214     if (mParents.size()==0) {
 215       super.onBackPressed();
 216       return;
 217     } else if (mParents.size() == 1) {
 218       mParents.pop();
 219       mPath.removeLast();
 220       pl.pop();
 221       mCursor = managedQuery(ProviderTableMeta.CONTENT_URI,
 222           null,
 223           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 224           new String[]{mAccount.name},
 225           null);
 226     } else {
 227       mParents.pop();
 228       mPath.removeLast();
 229       pl.pop();
 230       mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 231           null,
 232           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 233           new String[]{mAccount.name},
 234           null);
 235     }
 236
 237     setListAdapter(new FileListListAdapter(mCursor, this));
 238     getListView().invalidate();*/
 239   //}
 240
 241   //@Override
 242 /*  protected void onListItemClick(ListView l, View v, int position, long id) {
 243     super.onListItemClick(l, v, position, id);
 244     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 245     if (!mCursor.moveToPosition(position)) {
 246       throw new IndexOutOfBoundsException("Incorrect item selected");
 247     }
 248     if (!mIsDisplayingFile) {
 249       if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
 250         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 251         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
 252         pl.push(DisplayUtils.HtmlDecode(dirname));
 253         mPath.addLast(DisplayUtils.HtmlDecode(dirname));
 254         mParents.push(id_);
 255         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, id_),
 256                                null,
 257                                ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 258                                new String[]{mAccount.name}, null);
 259         setListAdapter(new FileListListAdapter(mCursor, this));
 260       } else {
 261         mIsDisplayingFile = true;
 262         setContentView(R.layout.file_display);
 263         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 264         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, id_),
 265                                null,
 266                                null,
 267                                null,
 268                                null);
 269         mCursor.moveToFirst();
 270         // filename
 271         TextView tv = (TextView) findViewById(R.id.textView1);
 272         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME)));
 273         // filetype
 274         tv = (TextView) findViewById(R.id.textView2);
 275         tv.setText(DisplayUtils.convertMIMEtoPrettyPrint(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE))));
 276         // size
 277         tv = (TextView) findViewById(R.id.textView3);
 278         tv.setText(DisplayUtils.bitsToHumanReadable(mCursor.getLong(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH))));
 279         // modified
 280         tv = (TextView) findViewById(R.id.textView4);
 281         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 282         if (!TextUtils.isEmpty(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH))) &&
 283             mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).matches("image/*")) {
 284           ImageView iv = (ImageView) findViewById(R.id.imageView1);
 285           Bitmap bmp = BitmapFactory.decodeFile(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 286           Matrix m = new Matrix();
 287           float scale;
 288           if (bmp.getWidth() > bmp.getHeight()) {
 289             scale = (float) (200./bmp.getWidth());
 290           } else {
 291             scale = (float) (200./bmp.getHeight());
 292           }
 293           m.postScale(scale, scale);
 294           Bitmap newBmp = Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), m, true);
 295           iv.setImageBitmap(newBmp);
 296         }
 297         setListAdapter(new FileListActionListAdapter(mCursor, this, mAccount));
 298       }
 299       getListView().invalidate();
 300     } else {
 301         Intent i = (Intent) getListAdapter().getItem(position);
 302         if (i.hasExtra("toDownload")) {
 303
 304           Intent intent = new Intent(this, FileDownloader.class);
 305           intent.putExtra(FileDownloader.EXTRA_FILE_PATH, "/"+((TextView)findViewById(R.id.textView1)).getText().toString());
 306           intent.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 307           startService(intent);
 308           /*
 309           if (i.getBooleanExtra("toDownload", false)) {
 310             startActivityForResult(i, 200);
 311           } else {
 312             startActivity(i);
 313           }*/
 314        // }
 315
 316     //}
 317 //  }
 318
 319   private void populateFileList() {
 320     if (mParents.empty()) {
 321       mCursor = getContentResolver().query(ProviderTableMeta.CONTENT_URI,
 322                                            null,
 323                                            ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 324                                            new String[]{mAccount.name},
 325                                            null);
 326     } else {
 327       mCursor = getContentResolver().query(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 328                                            null,
 329                                            ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 330                                            new String[]{mAccount.name}, null);
 331       if (!mIsDisplayingFile) {
 332         //PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 333         //for (String s : mPath) {
 334         //  pl.push(s);
 335        // }
 336       }
 337     }
 338 //    setListAdapter(new FileListListAdapter(mCursor, this));
 339 //    getListView().invalidate();
 340   }
 341
 342   //@Override
 343   /*protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 344     super.onActivityResult(requestCode, resultCode, data);
 345   }
 346
 347   @Override
 348   protected void onSaveInstanceState(Bundle outState) {
 349     super.onSaveInstanceState(outState);
 350     outState.putSerializable("parentsStack", mParents);
 351     outState.putSerializable("path", mPath);
 352     outState.putBoolean("isDisplayingFile", mIsDisplayingFile);
 353   }*/
 354
 355 }