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 import android.widget.ProgressBar;
  30
  31 import com.owncloud.android.R;
  32
  33
  34 public class IndeterminateProgressDialog extends DialogFragment {
  35
  36     private static final String ARG_MESSAGE_ID = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_MESSAGE_ID";
  37     private static final String ARG_CANCELABLE = IndeterminateProgressDialog.class.getCanonicalName() + ".ARG_CANCELABLE";
  38
  39
  40     /**
  41      * Public factory method to get dialog instances.
  42      *
  43      * @param messageId     Resource id for a message to show in the dialog.
  44      * @param cancelable    If 'true', the dialog can be cancelled by the user input (BACK button, touch outside...)
  45      * @return              New dialog instance, ready to show.
  46      */
  47     public static IndeterminateProgressDialog newInstance(int messageId, boolean cancelable) {
  48         IndeterminateProgressDialog fragment = new IndeterminateProgressDialog();
  49         fragment.setStyle(DialogFragment.STYLE_NO_FRAME, R.style.ownCloud_AlertDialog);
  50         Bundle args = new Bundle();
  51         args.putInt(ARG_MESSAGE_ID, messageId);
  52         args.putBoolean(ARG_CANCELABLE, cancelable);
  53         fragment.setArguments(args);
  54         return fragment;
  55     }
  56
  57
  58     /**
  59      * {@inheritDoc}
  60      */
  61     @Override
  62     public Dialog onCreateDialog(Bundle savedInstanceState) {
  63         /// create indeterminate progress dialog
  64         final ProgressDialog progressDialog = new ProgressDialog(getActivity(), R.style.ProgressDialogTheme);
  65         progressDialog.setIndeterminate(true);
  66         progressDialog.setOnShowListener(new DialogInterface.OnShowListener() {
  67             @Override
  68             public void onShow(DialogInterface dialog) {
  69                 ProgressBar v = (ProgressBar) progressDialog.findViewById(android.R.id.progress);
  70                 v.getIndeterminateDrawable().setColorFilter(getResources().getColor(R.color.color_accent),
  71                         android.graphics.PorterDuff.Mode.MULTIPLY);
  72
  73             }
  74         });
  75
  76         /// set message
  77         int messageId = getArguments().getInt(ARG_MESSAGE_ID, R.string.placeholder_sentence);
  78         progressDialog.setMessage(getString(messageId));
  79
  80         /// set cancellation behavior
  81         boolean cancelable = getArguments().getBoolean(ARG_CANCELABLE, false);
  82         if (!cancelable) {
  83             progressDialog.setCancelable(false);
  84             // disable the back button
  85             OnKeyListener keyListener = new OnKeyListener() {
  86                 @Override
  87                 public boolean onKey(DialogInterface dialog, int keyCode,
  88                         KeyEvent event) {
  89
  90                     if( keyCode == KeyEvent.KEYCODE_BACK) {
  91                         return true;
  92                     }
  93                     return false;
  94                 }
  95
  96             };
  97             progressDialog.setOnKeyListener(keyListener);
  98         }
  99
 100         return progressDialog;
 101     }
 102
 103 }
 104
 105