src/eu/alefzero/owncloud/ui/activity/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.activity;
  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.app.ActionBar.OnNavigationListener;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.DialogInterface.OnCancelListener;
  37 import android.content.res.Configuration;
  38 import android.database.Cursor;
  39 import android.database.DataSetObserver;
  40 import android.graphics.Bitmap;
  41 import android.graphics.BitmapFactory;
  42 import android.graphics.Matrix;
  43 import android.graphics.drawable.Drawable;
  44 import android.net.Uri;
  45 import android.os.Bundle;
  46 import android.os.Environment;
  47 import android.support.v4.app.FragmentActivity;
  48 import android.support.v4.app.FragmentTransaction;
  49 import android.support.v4.view.Menu;
  50 import android.support.v4.view.MenuItem;
  51 import android.text.TextUtils;
  52 import android.util.Log;
  53 import android.view.MenuInflater;
  54 import android.view.View;
  55 import android.view.ViewGroup;
  56 import android.view.Window;
  57 import android.widget.ArrayAdapter;
  58 import android.widget.ImageView;
  59 import android.widget.ListView;
  60 import android.widget.Spinner;
  61 import android.widget.SpinnerAdapter;
  62 import android.widget.TextView;
  63 import eu.alefzero.owncloud.R;
  64 import eu.alefzero.owncloud.R.id;
  65 import eu.alefzero.owncloud.R.layout;
  66 import eu.alefzero.owncloud.R.menu;
  67 import eu.alefzero.owncloud.R.string;
  68 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  69 import eu.alefzero.owncloud.db.DbHandler;
  70 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
  71 import eu.alefzero.owncloud.ui.fragment.FileDetail;
  72 import eu.alefzero.owncloud.ui.fragment.FileList;
  73 import eu.alefzero.owncloud.ui.fragment.ActionBar;
  74
  75 /**
  76  * Displays, what files the user has available in his ownCloud.
  77  * @author Bartek Przybylski
  78  *
  79  */
  80
  81 public class FileDisplayActivity extends android.support.v4.app.FragmentActivity implements OnNavigationListener {
  82   private DbHandler mDBHandler;
  83   private Stack<String> mParents;
  84   private LinkedList<String> mPath;
  85   private Account mAccount;
  86   private Cursor mCursor;
  87   private boolean mIsDisplayingFile;
  88   private ArrayAdapter<String> mDirectories;
  89
  90   private static final int DIALOG_CHOOSE_ACCOUNT = 0;
  91
  92   public void pushPath(String path) {
  93     mDirectories.insert(path, 0);
  94   }
  95
  96   public boolean popPath() {
  97     mDirectories.remove(mDirectories.getItem(0));
  98     Log.d("TAG", ""+getActionBar().getCustomView());
  99     return !mDirectories.isEmpty();
 100   }
 101
 102   @Override
 103   public void onCreate(Bundle savedInstanceState) {
 104     super.onCreate(savedInstanceState);
 105     mDirectories = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_dropdown_item);
 106     mDirectories.add("/");
 107     setContentView(R.layout.files);
 108     getActionBar().setNavigationMode(android.support.v4.app.ActionBar.NAVIGATION_MODE_LIST);
 109     getActionBar().setDisplayShowTitleEnabled(false);
 110     getActionBar().setListNavigationCallbacks(mDirectories, this);
 111
 112     FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
 113     ft.add(R.id.file_list_container, new FileList());
 114     if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
 115       ft.add(R.id.fileDetail, new FileDetail());
 116     }
 117     ft.commit();
 118
 119     /*getSupportFragmentManager().beginTransaction().add(arg0, arg1);
 120     FileList fl = new FileList();
 121     ft.add(R.id.fileList, fl);
 122     ft.commit();
 123     /*
 124
 125
 126     if (savedInstanceState != null) {
 127       mParents = (Stack<String>)savedInstanceState.getSerializable("parentsStack");
 128       mIsDisplayingFile = savedInstanceState.getBoolean("isDisplayingFile");
 129       mPath = (LinkedList<String>)savedInstanceState.getSerializable("path");
 130     } else {
 131       mParents = new Stack<String>();
 132       mPath = new LinkedList<String>();
 133       mIsDisplayingFile = false;
 134     }
 135
 136     mDBHandler = new DbHandler(getBaseContext());
 137     requestWindowFeature(Window.FEATURE_NO_TITLE);
 138     setContentView(R.layout.main);
 139
 140     AccountManager accMan = AccountManager.get(this);
 141     Account[] accounts = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE);
 142
 143     if (accounts.length == 0) {
 144       // using string value since in API7 this constatn is not defined
 145       // in API7 < this constatant is defined in Settings.ADD_ACCOUNT_SETTINGS
 146       // and Settings.EXTRA_AUTHORITIES
 147       Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 148       intent.putExtra("authorities", new String[] {AccountAuthenticator.AUTH_TOKEN_TYPE});
 149       startActivity(intent);
 150     } else if (accounts.length > 1) {
 151       showDialog(DIALOG_CHOOSE_ACCOUNT);
 152     } else {
 153       mAccount = accounts[0];
 154       populateFileList();
 155     }*/
 156   }
 157
 158   @Override
 159   public boolean onOptionsItemSelected(MenuItem item) {
 160     switch (item.getItemId()) {
 161       case R.id.settingsItem :
 162         Intent i = new Intent(this, Preferences.class);
 163         startActivity(i);
 164         break;
 165     }
 166     return true;
 167   }
 168
 169   @Override
 170   protected Dialog onCreateDialog(int id) {
 171     switch (id) {
 172       case DIALOG_CHOOSE_ACCOUNT:
 173         return createChooseAccountDialog();
 174       default:
 175         throw new IllegalArgumentException("Unknown dialog id: " + id);
 176     }
 177   }
 178
 179   @Override
 180   public boolean onCreateOptionsMenu(Menu menu) {
 181     MenuInflater inflater = getMenuInflater();
 182     inflater.inflate(R.menu.menu, menu);
 183     return true;
 184   }
 185
 186   private Dialog createChooseAccountDialog() {
 187     final AccountManager accMan = AccountManager.get(this);
 188     CharSequence[] items = new CharSequence[accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE).length];
 189     int i = 0;
 190     for (Account a : accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)) {
 191       items[i++] = a.name;
 192     }
 193
 194     AlertDialog.Builder builder = new AlertDialog.Builder(this);
 195     builder.setTitle(R.string.common_choose_account);
 196     builder.setCancelable(true);
 197     builder.setItems(items, new DialogInterface.OnClickListener() {
 198         public void onClick(DialogInterface dialog, int item) {
 199             mAccount = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[item];
 200             dialog.dismiss();
 201         }
 202     });
 203     builder.setOnCancelListener(new OnCancelListener() {
 204       public void onCancel(DialogInterface dialog) {
 205         FileDisplayActivity.this.finish();
 206       }
 207     });
 208     AlertDialog alert = builder.create();
 209     return alert;
 210   }
 211
 212   //@Override
 213   //public void onBackPressed() {
 214     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 215     if (mIsDisplayingFile) {
 216       mIsDisplayingFile = false;
 217       setContentView(R.layout.main);
 218       pl = (PathLayout) findViewById(R.id.pathLayout1);
 219       Uri uri;
 220       if (mParents.empty()) {
 221         uri = ProviderTableMeta.CONTENT_URI;
 222       } else {
 223         uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek());
 224       }
 225       mCursor = managedQuery(uri,
 226                              null,
 227                              ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 228                              new String[]{mAccount.name}, null);
 229
 230       if (mCursor.moveToFirst()) {
 231         String s = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_PATH));
 232         for (String str : s.split("/")) {
 233           if (!TextUtils.isEmpty(str))
 234             pl.push(DisplayUtils.HtmlDecode(str));
 235         }
 236       }
 237       getListView().setAdapter(new FileListListAdapter(mCursor, this));
 238       getListView().invalidate();
 239       return;
 240     }
 241     if (mParents.size()==0) {
 242       super.onBackPressed();
 243       return;
 244     } else if (mParents.size() == 1) {
 245       mParents.pop();
 246       mPath.removeLast();
 247       pl.pop();
 248       mCursor = managedQuery(ProviderTableMeta.CONTENT_URI,
 249           null,
 250           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 251           new String[]{mAccount.name},
 252           null);
 253     } else {
 254       mParents.pop();
 255       mPath.removeLast();
 256       pl.pop();
 257       mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 258           null,
 259           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 260           new String[]{mAccount.name},
 261           null);
 262     }
 263
 264     setListAdapter(new FileListListAdapter(mCursor, this));
 265     getListView().invalidate();*/
 266   //}
 267
 268   //@Override
 269 /*  protected void onListItemClick(ListView l, View v, int position, long id) {
 270     super.onListItemClick(l, v, position, id);
 271     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 272     if (!mCursor.moveToPosition(position)) {
 273       throw new IndexOutOfBoundsException("Incorrect item selected");
 274     }
 275     if (!mIsDisplayingFile) {
 276       if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
 277         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 278         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
 279         pl.push(DisplayUtils.HtmlDecode(dirname));
 280         mPath.addLast(DisplayUtils.HtmlDecode(dirname));
 281         mParents.push(id_);
 282         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, id_),
 283                                null,
 284                                ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 285                                new String[]{mAccount.name}, null);
 286         setListAdapter(new FileListListAdapter(mCursor, this));
 287       } else {
 288         mIsDisplayingFile = true;
 289         setContentView(R.layout.file_display);
 290         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 291         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, id_),
 292                                null,
 293                                null,
 294                                null,
 295                                null);
 296         mCursor.moveToFirst();
 297         // filename
 298         TextView tv = (TextView) findViewById(R.id.textView1);
 299         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME)));
 300         // filetype
 301         tv = (TextView) findViewById(R.id.textView2);
 302         tv.setText(DisplayUtils.convertMIMEtoPrettyPrint(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE))));
 303         // size
 304         tv = (TextView) findViewById(R.id.textView3);
 305         tv.setText(DisplayUtils.bitsToHumanReadable(mCursor.getLong(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH))));
 306         // modified
 307         tv = (TextView) findViewById(R.id.textView4);
 308         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 309         if (!TextUtils.isEmpty(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH))) &&
 310             mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).matches("image/*")) {
 311           ImageView iv = (ImageView) findViewById(R.id.imageView1);
 312           Bitmap bmp = BitmapFactory.decodeFile(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 313           Matrix m = new Matrix();
 314           float scale;
 315           if (bmp.getWidth() > bmp.getHeight()) {
 316             scale = (float) (200./bmp.getWidth());
 317           } else {
 318             scale = (float) (200./bmp.getHeight());
 319           }
 320           m.postScale(scale, scale);
 321           Bitmap newBmp = Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), m, true);
 322           iv.setImageBitmap(newBmp);
 323         }
 324         setListAdapter(new FileListActionListAdapter(mCursor, this, mAccount));
 325       }
 326       getListView().invalidate();
 327     } else {
 328         Intent i = (Intent) getListAdapter().getItem(position);
 329         if (i.hasExtra("toDownload")) {
 330
 331           Intent intent = new Intent(this, FileDownloader.class);
 332           intent.putExtra(FileDownloader.EXTRA_FILE_PATH, "/"+((TextView)findViewById(R.id.textView1)).getText().toString());
 333           intent.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 334           startService(intent);
 335           /*
 336           if (i.getBooleanExtra("toDownload", false)) {
 337             startActivityForResult(i, 200);
 338           } else {
 339             startActivity(i);
 340           }*/
 341        // }
 342
 343     //}
 344 //  }
 345
 346
 347 //    setListAdapter(new FileListListAdapter(mCursor, this));
 348 //    getListView().invalidate();
 349
 350   @Override
 351   public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 352     int i = itemPosition;
 353     while (i-- != 0) {
 354       popPath();
 355       //mFileList.onBackPressed();
 356     }
 357     return true;
 358   }
 359
 360   @Override
 361   public void onBackPressed() {
 362     popPath();
 363     if (mDirectories.getCount() == 0)
 364     {
 365       super.onBackPressed();
 366       return;
 367     }
 368     ((FileList)getSupportFragmentManager().findFragmentById(id.file_list_container)).onBackPressed();
 369   }
 370
 371   //@Override
 372   /*protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 373     super.onActivityResult(requestCode, resultCode, data);
 374   }
 375
 376   @Override
 377   protected void onSaveInstanceState(Bundle outState) {
 378     super.onSaveInstanceState(outState);
 379     outState.putSerializable("parentsStack", mParents);
 380     outState.putSerializable("path", mPath);
 381     outState.putBoolean("isDisplayingFile", mIsDisplayingFile);
 382   }*/
 383 }