src/com/owncloud/android/ui/activity/FileDetailActivity.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 com.owncloud.android.ui.activity;
  19
  20 import android.accounts.Account;
  21 import android.app.Dialog;
  22 import android.app.ProgressDialog;
  23 import android.content.ComponentName;
  24 import android.content.Context;
  25 import android.content.Intent;
  26 import android.content.ServiceConnection;
  27 import android.content.res.Configuration;
  28 import android.os.Bundle;
  29 import android.os.IBinder;
  30 import android.support.v4.app.FragmentTransaction;
  31
  32 import com.actionbarsherlock.app.ActionBar;
  33 import com.actionbarsherlock.app.SherlockFragmentActivity;
  34 import com.actionbarsherlock.view.MenuItem;
  35 import com.owncloud.android.datamodel.OCFile;
  36 import com.owncloud.android.files.services.FileDownloader;
  37 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  38 import com.owncloud.android.ui.fragment.FileDetailFragment;
  39
  40 import com.owncloud.android.R;
  41
  42 /**
  43  * This activity displays the details of a file like its name, its size and so
  44  * on.
  45  *
  46  * @author Bartek Przybylski
  47  *
  48  */
  49 public class FileDetailActivity extends SherlockFragmentActivity implements FileDetailFragment.ContainerActivity {
  50
  51     public static final int DIALOG_SHORT_WAIT = 0;
  52
  53     private boolean mConfigurationChangedToLandscape = false;
  54     private FileDownloaderBinder mDownloaderBinder = null;
  55     private ServiceConnection mConnection = null;
  56
  57     @Override
  58     protected void onCreate(Bundle savedInstanceState) {
  59         super.onCreate(savedInstanceState);
  60
  61         // check if configuration changed to large-land ; for a tablet being changed from portrait to landscape when in FileDetailActivity
  62         Configuration conf = getResources().getConfiguration();
  63         mConfigurationChangedToLandscape = (conf.orientation == Configuration.ORIENTATION_LANDSCAPE &&
  64                                                 (conf.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE
  65                                            );
  66
  67         if (!mConfigurationChangedToLandscape) {
  68             mConnection = new DetailsServiceConnection();
  69             bindService(new Intent(this, FileDownloader.class), mConnection, Context.BIND_AUTO_CREATE);
  70
  71             setContentView(R.layout.file_activity_details);
  72
  73             ActionBar actionBar = getSupportActionBar();
  74             actionBar.setDisplayHomeAsUpEnabled(true);
  75
  76             OCFile file = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
  77             Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
  78             FileDetailFragment mFileDetail = new FileDetailFragment(file, account);
  79
  80             FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
  81             ft.replace(R.id.fragment, mFileDetail, FileDetailFragment.FTAG);
  82             ft.commit();
  83
  84         }  else {
  85             backToDisplayActivity();   // the 'back' won't be effective until this.onStart() and this.onResume() are completed;
  86         }
  87
  88
  89     }
  90
  91
  92     /** Defines callbacks for service binding, passed to bindService() */
  93     private class DetailsServiceConnection implements ServiceConnection {
  94
  95         @Override
  96         public void onServiceConnected(ComponentName className, IBinder service) {
  97             mDownloaderBinder = (FileDownloaderBinder) service;
  98             FileDetailFragment fragment = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
  99             if (fragment != null)
 100                 fragment.updateFileDetails();   // let the fragment gets the mDownloadBinder through getDownloadBinder() (see FileDetailFragment#updateFileDetais())
 101         }
 102
 103         @Override
 104         public void onServiceDisconnected(ComponentName arg0) {
 105             mDownloaderBinder = null;
 106         }
 107     };
 108
 109
 110     @Override
 111     public void onDestroy() {
 112         super.onDestroy();
 113         if (mConnection != null) {
 114             unbindService(mConnection);
 115             mConnection = null;
 116         }
 117     }
 118
 119
 120     @Override
 121     public boolean onOptionsItemSelected(MenuItem item) {
 122         boolean returnValue = false;
 123
 124         switch(item.getItemId()){
 125         case android.R.id.home:
 126             backToDisplayActivity();
 127             returnValue = true;
 128         }
 129
 130         return returnValue;
 131     }
 132
 133
 134
 135     @Override
 136     protected void onResume() {
 137
 138         super.onResume();
 139         if (!mConfigurationChangedToLandscape) {
 140             FileDetailFragment fragment = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 141             fragment.updateFileDetails();
 142         }
 143     }
 144
 145
 146     private void backToDisplayActivity() {
 147         Intent intent = new Intent(this, FileDisplayActivity.class);
 148         intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 149         intent.putExtra(FileDetailFragment.EXTRA_FILE, getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE));
 150         intent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT));
 151         startActivity(intent);
 152         finish();
 153     }
 154
 155
 156     @Override
 157     protected Dialog onCreateDialog(int id) {
 158         Dialog dialog = null;
 159         switch (id) {
 160         case DIALOG_SHORT_WAIT: {
 161             ProgressDialog working_dialog = new ProgressDialog(this);
 162             working_dialog.setMessage(getResources().getString(
 163                     R.string.wait_a_moment));
 164             working_dialog.setIndeterminate(true);
 165             working_dialog.setCancelable(false);
 166             dialog = working_dialog;
 167             break;
 168         }
 169         default:
 170             dialog = null;
 171         }
 172         return dialog;
 173     }
 174
 175
 176     /**
 177      * {@inheritDoc}
 178      */
 179     @Override
 180     public void onFileStateChanged() {
 181         // nothing to do here!
 182     }
 183
 184
 185     /**
 186      * {@inheritDoc}
 187      */
 188     @Override
 189     public FileDownloaderBinder getFileDownloaderBinder() {
 190         return mDownloaderBinder;
 191     }
 192
 193 }