src/com/owncloud/android/ui/dialog/IndeterminateProgressDialog.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012-2013 ownCloud Inc.
   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 version 2,
   6  *   as published by the Free Software Foundation.
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details.
  12  *
  13  *   You should have received a copy of the GNU General Public License
  14  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17
  18 package com.owncloud.android.ui.dialog;
  19
  20 import android.app.Dialog;
  21 import android.app.ProgressDialog;
  22 import android.content.DialogInterface;
  23 import android.content.DialogInterface.OnKeyListener;
  24 import android.os.Bundle;
  25 import android.view.KeyEvent;
  26
  27 import com.actionbarsherlock.app.SherlockDialogFragment;
  28 import com.owncloud.android.R;
  29
  30
  31 public class IndeterminateProgressDialog extends SherlockDialogFragment {
  32
  33     private static final String ARG_MESSAGE_ID = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_MESSAGE_ID";
  34     private static final String ARG_CANCELABLE = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_CANCELABLE";
  35
  36
  37     /**
  38      * Public factory method to get dialog instances.
  39      *
  40      * @param messageId     Resource id for a message to show in the dialog.
  41      * @param cancelable    If 'true', the dialog can be cancelled by the user input (BACK button, touch outside...)
  42      * @return              New dialog instance, ready to show.
  43      */
  44     public static IndeterminateProgressDialog newInstance(int messageId, boolean cancelable) {
  45         IndeterminateProgressDialog fragment = new IndeterminateProgressDialog();
  46         Bundle args = new Bundle();
  47         args.putInt(ARG_MESSAGE_ID, messageId);
  48         args.putBoolean(ARG_CANCELABLE, cancelable);
  49         fragment.setArguments(args);
  50         return fragment;
  51     }
  52
  53
  54     /**
  55      * {@inheritDoc}
  56      */
  57     @Override
  58     public Dialog onCreateDialog(Bundle savedInstanceState) {
  59         /// create indeterminate progress dialog
  60         final ProgressDialog dialog = new ProgressDialog(getActivity());
  61         dialog.setIndeterminate(true);
  62
  63         /// set message
  64         int messageId = getArguments().getInt(ARG_MESSAGE_ID, R.string.placeholder_sentence);
  65         dialog.setMessage(getString(messageId));
  66
  67         /// set cancellation behavior
  68         boolean cancelable = getArguments().getBoolean(ARG_CANCELABLE, false);
  69         if (!cancelable) {
  70             dialog.setCancelable(false);
  71             // disable the back button
  72             OnKeyListener keyListener = new OnKeyListener() {
  73                 @Override
  74                 public boolean onKey(DialogInterface dialog, int keyCode,
  75                         KeyEvent event) {
  76
  77                     if( keyCode == KeyEvent.KEYCODE_BACK){
  78                         return true;
  79                     }
  80                     return false;
  81                 }
  82
  83             };
  84             dialog.setOnKeyListener(keyListener);
  85         }
  86
  87         return dialog;
  88     }
  89
  90 }
  91
  92