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 public class IndeterminateProgressDialog extends SherlockDialogFragment {
  31
  32     private static final String ARG_MESSAGE_ID = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_MESSAGE_ID";
  33     private static final String ARG_CANCELABLE = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_CANCELABLE";
  34
  35
  36     /**
  37      * Public factory method to get dialog instances.
  38      *
  39      * @param messageId     Resource id for a message to show in the dialog.
  40      * @param cancelable    If 'true', the dialog can be cancelled by the user input (BACK button, touch outside...)
  41      * @return              New dialog instance, ready to show.
  42      */
  43     public static IndeterminateProgressDialog newInstance(int messageId, boolean cancelable) {
  44         IndeterminateProgressDialog fragment = new IndeterminateProgressDialog();
  45         Bundle args = new Bundle();
  46         args.putInt(ARG_MESSAGE_ID, messageId);
  47         args.putBoolean(ARG_CANCELABLE, cancelable);
  48         fragment.setArguments(args);
  49         return fragment;
  50     }
  51
  52
  53     /**
  54      * {@inheritDoc}
  55      */
  56     @Override
  57     public Dialog onCreateDialog(Bundle savedInstanceState) {
  58         /// create indeterminate progress dialog
  59         final ProgressDialog dialog = new ProgressDialog(getActivity());
  60         dialog.setIndeterminate(true);
  61
  62         /// set message
  63         int messageId = getArguments().getInt(ARG_MESSAGE_ID, R.string.placeholder_sentence);
  64         dialog.setMessage(getString(messageId));
  65
  66         /// set cancellation behavior
  67         boolean cancelable = getArguments().getBoolean(ARG_CANCELABLE, false);
  68         if (!cancelable) {
  69             dialog.setCancelable(false);
  70             // disable the back button
  71             OnKeyListener keyListener = new OnKeyListener() {
  72                 @Override
  73                 public boolean onKey(DialogInterface dialog, int keyCode,
  74                         KeyEvent event) {
  75
  76                     if( keyCode == KeyEvent.KEYCODE_BACK){
  77                         return true;
  78                     }
  79                     return false;
  80                 }
  81
  82             };
  83             dialog.setOnKeyListener(keyListener);
  84         }
  85
  86         return dialog;
  87     }
  88
  89 }
  90
  91