/*
 * jQuery Modal Dialog plugin 1.0
 * Released: July 14, 2008
 * 
 * Copyright (c) 2008 Chris Winberry
 * Email: transistech@gmail.com
 * 
 * Original Design: Michael Leigeber
 * http://www.leigeber.com/2008/04/custom-javascript-dialog-boxes/
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 * @license http://www.opensource.org/licenses/mit-license.php
 * @license http://www.gnu.org/licenses/gpl.html
 * @project jquery.modaldialog
 */
(function ($)
{
   var modaldialog = {};

   // Creates and shows the modal dialog
   function showDialog(msg, options)
   {
      // Make sure the dialog type is valid. If not assign the default one (the first)
      if (!$.inArray(options.type, modaldialog.DialogTypes))
      {
         options.type = modaldialog.DialogTypes[0];
      };

      // Merge default title (per type), default settings, and user defined settings
      var settings = $.extend({ title: modaldialog.DialogTitles[options.type] }, modaldialog.defaults, options);

      settings.timeout = (typeof (settings.timeout) == "undefined") ? 0 : settings.timeout;
      //settings.closeBtnTxt = ((typeof (settings.closeBtnTxt) == "undefined") | !settings.timeout) ? true : !!settings.closeBtnTxt;

      if (!document.getElementById('dialog'))
      {
         dialog = document.createElement('div');
         dialog.id = 'jqdialog';
         $(dialog).html(
				"<div id='dialog-header'>" +
					"<div id='dialog-title'></div>" +
					"<div id='dialog-close'></div>" +
				"</div>" +
				"<div id='dialog-content'>" +
					"<div id='dialog-content-inner' />" +
					"<div id='dialog-button-container'>" +
         //"<input type='button' hidefocus id='dialog-button' value='" + settings.closeBtnTxt + "'>" +
					"</div><div style=\"clear:both\"></div>" +
				"</div>"
				);

         dialogmask = document.createElement('div');
         dialogmask.id = 'dialog-mask';

         $(dialogmask).hide();
         $(dialog).hide();

         document.body.appendChild(dialogmask);
         document.body.appendChild(dialog);

         // Set the click event for the "x" and "Close" buttons			
         $("#dialog-close").click(modaldialog.hide);

      }

      var dl = $('#jqdialog');
      var dlh = $('#dialog-header');
      var dlc = $('#dialog-content');
      //var dlb = $('#dialog-button');

      $('#dialog-title').html(settings.title);

      if (settings.title == "")
         dlh.hide();
      else
         dlh.show();

      $('#dialog-content-inner').html(msg);

      // Center the dialog in the window but make sure it's at least 25 pixels from the top
      // Without that check, dialogs that are taller than the visible window risk
      // having the close buttons off-screen, rendering the dialog unclosable 
      dl.css('width', settings.width);
      var dialogTop = Math.abs($(window).height() - dl.height()) / 2;
      dl.css('left', ($(window).width() - dl.width()) / 2);
      dl.css('top', (dialogTop >= 25) ? dialogTop : 25);

      // Clear the dialog-type classes and add the current dialog-type class		
      $.each(modaldialog.DialogTypes, function () { dlh.removeClass(this + "header") });
      dlh.addClass(settings.type + "header")
      $.each(modaldialog.DialogTypes, function () { dlc.removeClass(this) });
      dlc.addClass(settings.type);
      //$.each(modaldialog.DialogTypes, function () { dlb.removeClass(this + "button") });
      //dlb.addClass(settings.type + "button")

      if (!settings.closeBtnTxt)
      {
         $('#dialog-close').hide();
         $('#dialog-button-container').hide();
      }
      else
      {
         $('#dialog-close').show();
         if (settings.closeBtnTxt.substr(0, 7) == "imgbtn:")
         {
            imageOver = image = settings.closeBtnTxt.substr(7);
            image = image.replace(/_over/, "");
            
            $('#dialog-button-container').html('<img src="' + image + '" id="dialog-button" onmouseover="' + imageOver + '" onmouseout="' + image + '" alt="" border="0" style="" />');
            $("#dialog-button").mouseover(function(){$("#dialog-button").attr("src", imageOver)});
            $("#dialog-button").mouseout(function () { $("#dialog-button").attr("src", image) });
         }
         else
         {
            $('#dialog-button-container').html("<input type='button' hidefocus id='dialog-button' value='" + settings.closeBtnTxt + "'>");
         }

         $('#dialog-button-container').show();
         $("#dialog-button").click(settings.onclose ? settings.onclose : modaldialog.hide);
      }

      if (settings.timeout)
      {
         window.setTimeout("$('#jqdialog').fadeOut('fast', 0); $('#dialog-mask').fadeOut('fast', 0);", (settings.timeout * 1000));
      }

      dl.fadeIn("fast");
      $('#dialog-mask').fadeIn("fast");
   };

   modaldialog.error = function $$modaldialog$error(msg, options)
   {
      if (typeof (options) == "undefined")
      {
         options = {};
      }
      options['type'] = "error";
      return (showDialog(msg, options));
   }
   modaldialog.warning = function $$modaldialog$error(msg, options)
   {
      if (typeof (options) == "undefined")
      {
         options = {};
      }
      options['type'] = "warning";
      return (showDialog(msg, options));
   }
   modaldialog.success = function $$modaldialog$error(msg, options)
   {
      if (typeof (options) == "undefined")
      {
         options = {};
      }
      options['type'] = "success";
      return (showDialog(msg, options));
   }
   modaldialog.prompt = function $$modaldialog$error(msg, options)
   {
      if (typeof (options) == "undefined")
      {
         options = {};
      }
      options['type'] = "prompt";
      return (showDialog(msg, options));
   }

   modaldialog.hide = function $$modaldialog$hide()
   {
      $('#jqdialog').fadeOut("fast", function () { $(this).hide(0); });
      $('#dialog-mask').fadeOut("fast", function () { $(this).hide(0); });
   };

   modaldialog.DialogTypes = new Array("error", "warning", "success", "prompt");
   modaldialog.DialogTitles = {
      "error": "!! Error !!"
		, "warning": "Warning!"
		, "success": "Success"
		, "prompt": "Please Choose"
   };

   modaldialog.defaults = {
      timeout: 0
		, closeBtnTxt: ""
		, width: 525
   };

   $.extend({ modaldialog: modaldialog });
})(jQuery);