/*global jQuery setTimeout window parent document event clearTimeout */
/* 
 * jQuery.showMessage.js 2.1 - jQuery plugin
 * Author: Andrew Alba
 * http://showMessage.dingobytes.com/
 *
 * Copyright (c) 2009-2010 Andrew Alba (http://dingobytes.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * Built for jQuery library
 * http://jquery.com
 * 
 * Date: Mon May 06 15:52:00 2010 -0500
 */

(function ($) {
    var showMessage_t;
    $.fn.showMessage = function (options) {
        // DEFAULT CONFIGURATION PROPERTIES
        var defaults = {
            thisMessage: [''],
            className: 'notification',
            position: 'top',
            opacity: 90,
            useEsc: true,
            displayNavigation: true,
            autoClose: false,
            delayTime: 5000
        };
        var option = $.extend(defaults, options);
        this.each(function () {
            //first clear all ui=widget
            if ($('#showMessage', window.parent.document).length) {
                $('#showMessage', window.parent.document).remove();
            }
            // create an messageHolder div
            var messageHolder = $('<div></div>').css({
                'display': 'none',
                'position': 'fixed',
                'z-index': 101,
                'left': 0,
                'width': '100%',
                'margin': 0,
                'filter': 'Alpha(Opacity=' + option.opacity + ')',
                'opacity': option.opacity / 100
            })
					.attr('id', 'showMessage')
					.addClass(option.className);
            if (option.position == 'top') {
                $(messageHolder).css('top', 0);
            }
            else {
                $(messageHolder).css('bottom', 0);
            }
            if (option.useEsc) {
                $(window).keydown(function (e) {
                    var keycode;
                    if (e === null) { // ie
                        keycode = event.keyCode;
                    }
                    else { // mozilla
                        keycode = e.which;
                    }
                    if (keycode == 27) { // close
                        $('#showMessage', window.parent.document).fadeOut();
                        if (typeof (showMessage_t) != 'undefined') {
                            clearTimeout(showMessage_t);
                        }
                    }
                });
            }
            else {
                $(window).unbind('keydown');
            }
            if (option.displayNavigation) {
                var messageNavigation = $('<span></span>')
							.css({
							    'float': 'right',
							    'padding-top': '0.25em',
                                'padding-right': '1em',
							    'font-weight': 'bold',
							    'font-size': 'small'
							});
                if (option.useEsc) {
                    $(messageNavigation).html('Esc Key or ');
                }
                var closeLink = $('<a></a>')
								.attr({
								    'href': '',
								    'title': 'close'
								})
								.css('text-decoration', 'underline')
								.click(function () {
								    $('#showMessage', window.parent.document).fadeOut();
								    clearTimeout(showMessage_t);
								    return false;
								})
								.text('close');
                $(messageNavigation).append(closeLink);
                $(messageHolder).append(messageNavigation);
            }
            else {
                $(window).click(function () {
                    if ($('#showMessage', window.parent.document).length) {
                        $('#showMessage', window.parent.document).fadeOut();
                        $(window).unbind('click');
                        if (typeof (showMessage_t) != 'undefined') {
                            clearTimeout(showMessage_t);
                        }
                    }
                });
            }
            var stateHolder = $('<div></div>')
						.css({
						    'width': '90%',
						    'margin': '1em auto',
						    'padding': '0.5em'
						});
            var showmessageul = $('<ul></ul>')
								.css({
								    'font-size': 'large',
								    'font-weight': 'bold',
								    'margin-left': 0,
								    'padding-left': '1em'
								});

            for (var i = 0; i < option.thisMessage.length; i++) {
                var showmessageli = $('<li></li>')
										.html(option.thisMessage[i])
										.css({
										    'list-style-image': 'none',
										    'list-style-position': 'outside',
										    'list-style-type': 'none'
										});
                $(showmessageul).append(showmessageli);
            }
            $(stateHolder).append(showmessageul);
            $(messageHolder).append(stateHolder);
            if (option.position == 'top') {
                $('body', window.parent.document).prepend(messageHolder);
            }
            else {
                $('body', window.parent.document).append(messageHolder);
            }
            $(messageHolder).fadeIn();
            if (option.autoClose) {
                if (typeof (showMessage_t) != 'undefined') {
                    clearTimeout(showMessage_t);
                }
                showMessage_t = setTimeout(function () {
                    $('#showMessage', window.parent.document).fadeOut();
                }, option.delayTime);
            }
        });
    };
    $.fn.showMessage.closeMessage = function (txt) {
        if ($('#showMessage', window.parent.document).length) {
            clearTimeout(showMessage_t);
            $('#showMessage', window.parent.document).fadeOut();
        }
    };
})(jQuery);