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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   Copyright (C) 2015 ownCloud Inc.
   5  *
   6  *   This program is free software: you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License version 2,
   8  *   as published by the Free Software Foundation.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 package com.owncloud.android.ui.dialog;
  21
  22 import android.app.Dialog;
  23 import android.app.ProgressDialog;
  24 import android.content.DialogInterface;
  25 import android.content.DialogInterface.OnKeyListener;
  26 import android.os.Bundle;
  27 import android.support.v4.app.DialogFragment;
  28 import android.view.KeyEvent;
  29
  30 import com.owncloud.android.R;
  31
  32
  33 public class IndeterminateProgressDialog extends DialogFragment {
  34
  35     private static final String ARG_MESSAGE_ID = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_MESSAGE_ID";
  36     private static final String ARG_CANCELABLE = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_CANCELABLE";
  37
  38
  39     /**
  40      * Public factory method to get dialog instances.
  41      *
  42      * @param messageId     Resource id for a message to show in the dialog.
  43      * @param cancelable    If 'true', the dialog can be cancelled by the user input (BACK button, touch outside...)
  44      * @return              New dialog instance, ready to show.
  45      */
  46     public static IndeterminateProgressDialog newInstance(int messageId, boolean cancelable) {
  47         IndeterminateProgressDialog fragment = new IndeterminateProgressDialog();
  48         Bundle args = new Bundle();
  49         args.putInt(ARG_MESSAGE_ID, messageId);
  50         args.putBoolean(ARG_CANCELABLE, cancelable);
  51         fragment.setArguments(args);
  52         return fragment;
  53     }
  54
  55
  56     /**
  57      * {@inheritDoc}
  58      */
  59     @Override
  60     public Dialog onCreateDialog(Bundle savedInstanceState) {
  61         /// create indeterminate progress dialog
  62         final ProgressDialog dialog = new ProgressDialog(getActivity());
  63         dialog.setIndeterminate(true);
  64
  65         /// set message
  66         int messageId = getArguments().getInt(ARG_MESSAGE_ID, R.string.placeholder_sentence);
  67         dialog.setMessage(getString(messageId));
  68
  69         /// set cancellation behavior
  70         boolean cancelable = getArguments().getBoolean(ARG_CANCELABLE, false);
  71         if (!cancelable) {
  72             dialog.setCancelable(false);
  73             // disable the back button
  74             OnKeyListener keyListener = new OnKeyListener() {
  75                 @Override
  76                 public boolean onKey(DialogInterface dialog, int keyCode,
  77                         KeyEvent event) {
  78
  79                     if( keyCode == KeyEvent.KEYCODE_BACK){
  80                         return true;
  81                     }
  82                     return false;
  83                 }
  84
  85             };
  86             dialog.setOnKeyListener(keyListener);
  87         }
  88
  89         return dialog;
  90     }
  91
  92 }
  93
  94