/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Mozilla Communicator client code, released
 * March 31, 1998.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2002
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Scott MacGregor <mscott@netscape.com>
 *   Seth Spitzer <sspitzer@netscape.com>
 *   Stefan Borggraefe <borggraefe@despammed.com>
 *   Gervase Markham <gerv@gerv.net>
 *   Karsten Düsterloh <mnyromyr@tprac.de>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */


var gMailListView; 
var gListBox; 
var gEditButton;
var gDeleteButton;

function mailViewListOnLoad()
{
  gMailListView = Components.classes["@mozilla.org/messenger/mailviewlist;1"].getService(Components.interfaces.nsIMsgMailViewList);; 
  gListBox = document.getElementById('mailViewList');

  // Construct list view based on current mail view list data
  refreshListView(null);
  gEditButton = document.getElementById('editButton');
  gDeleteButton = document.getElementById('deleteButton');

  updateButtons();
}

function refreshListView(aSelectedMailView)
{
  // remove any existing items in the view...
  for (var index = gListBox.getRowCount(); index > 0; index--)
    gListBox.removeChild(gListBox.getItemAtIndex(index - 1));

  var numItems = gMailListView.mailViewCount;
  var mailView; 
  for (index = 0; index < numItems; index++)
  {
    mailView = gMailListView.getMailViewAt(index);
    gListBox.appendItem(mailView.prettyName, index);
    if (aSelectedMailView && (mailView.prettyName == aSelectedMailView.prettyName) )
      gListBox.selectedIndex = index;
  }
}

function onNewMailView()
{
   window.openDialog('chrome://messenger/content/mailViewSetup.xul', "", 'centerscreen,resizable,modal,titlebar,chrome', {onOkCallback: refreshListView});
}

function onDeleteMailView()
{  
  var strBundleService = Components.classes["@mozilla.org/intl/stringbundle;1"].
      getService(Components.interfaces.nsIStringBundleService);
  var bundle = strBundleService.createBundle("chrome://messenger/locale/messenger.properties");

  var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
  if (!promptService.confirm(window, bundle.GetStringFromName("confirmViewDeleteTitle"), bundle.GetStringFromName("confirmViewDeleteMessage")))
    return;

  // get the selected index
  var selectedIndex = gListBox.selectedIndex;
  if (selectedIndex >= 0)
  {
    var mailView = gMailListView.getMailViewAt(selectedIndex);
    if (mailView)
    {
      gMailListView.removeMailView(mailView);
      // now remove it from the view...
      gListBox.removeChild(gListBox.selectedItem);

      // select the next item in the list..
      if (selectedIndex < gListBox.getRowCount())
        gListBox.selectedIndex = selectedIndex;
      else
        gListBox.selectedIndex = gListBox.getRowCount() - 1;

      gMailListView.save();
    }
  }
}

function onEditMailView()
{
  // get the selected index
  var selectedIndex = gListBox.selectedIndex;
  if (selectedIndex >= 0)
  {
    var selMailView = gMailListView.getMailViewAt(selectedIndex);
    // open up the mail view setup dialog passing in the mail view as an argument....

    var args = {mailView: selMailView, onOkCallback: refreshListView};

    window.openDialog('chrome://messenger/content/mailViewSetup.xul', "", 'centerscreen,modal,resizable,titlebar,chrome', args);
  }
}

function onMailViewSelect(event)
{
  updateButtons();
}

function updateButtons()
{
  var selectedIndex = gListBox.selectedIndex;
  // "edit" and "delete" only enabled when one filter selected
  gEditButton.disabled = selectedIndex < 0;
  gDeleteButton.disabled = selectedIndex < 0;
}