Hyperdonat

/*

 * jdMenu 1.4.1 (2008-03-31)

 *

 * Copyright (c) 2006,2007 Jonathan Sharp (http://jdsharp.us)

 * Dual licensed under the MIT (MIT-LICENSE.txt)

 * and GPL (GPL-LICENSE.txt) licenses.

 *

 * http://jdsharp.us/

 *

 * Built upon jQuery 1.2.1 (http://jquery.com)

 * This also requires the jQuery dimensions >= 1.2 plugin

 */

// This initializes the menu

$(function() {

        $('ul.jd_menu').jdMenu();

});

(function($){

        function addEvents(ul) {

                var settings = $.data( $(ul).parents().andSelf().filter('ul.jd_menu')[0], 'jdMenuSettings' );

                $('> li', ul)

                        .bind('mouseenter.jdmenu mouseleave.jdmenu', function(evt) {

                                $(this).toggleClass('jdm_hover');

                                var ul = $('> ul', this);

                                if ( ul.length == 1 ) {

                                        clearTimeout( this.$jdTimer );

                                        var enter = ( evt.type == 'mouseenter' );

                                        var fn = ( enter ? showMenu : hideMenu );

                                        this.$jdTimer = setTimeout(function() {

                                                fn( ul[0], settings.onAnimate, settings.isVertical );

                                        }, enter ? settings.showDelay : settings.hideDelay );

                                }

                        })

                        .bind('click.jdmenu', function(evt) {

                                var ul = $('> ul', this);

                                if ( ul.length == 1 &&

                                        ( settings.disableLinks == true || $(this).hasClass('accessible') ) ) {

                                        showMenu( ul, settings.onAnimate, settings.isVertical );

                                        return false;

                                }

                                // The user clicked the li and we need to trigger a click for the a

                                if ( evt.target == this ) {

                                        var link = $('> a', evt.target).not('.accessible');

                                        if ( link.length > 0 ) {

                                                var a = link[0];

                                                if ( !a.onclick ) {

                                                        window.open( a.href, a.target || '_self' );

                                                } else {

                                                        $(a).trigger('click');

                                                }

                                        }

                                }

                                if ( settings.disableLinks ||

                                        ( !settings.disableLinks && !$(this).parent().hasClass('jd_menu') ) ) {

                                        $(this).parent().jdMenuHide();

                                        evt.stopPropagation();

                                }

                        })

                        .find('> a')

                                .bind('focus.jdmenu blur.jdmenu', function(evt) {

                                        var p = $(this).parents('li:eq(0)');

                                        if ( evt.type == 'focus' ) {

                                                p.addClass('jdm_hover');

                                        } else {

                                                p.removeClass('jdm_hover');

                                        }

                                })

                                .filter('.accessible')

                                        .bind('click.jdmenu', function(evt) {

                                                evt.preventDefault();

                                        });

        }

        function showMenu(ul, animate, vertical) {

                var ul = $(ul);

                if ( ul.is(':visible') ) {

                        return;

                }

                ul.bgiframe();

                var li = ul.parent();

                ul        .trigger('jdMenuShow')

                        .positionBy({         target:         li[0],

                                                        targetPos:         ( vertical === true || !li.parent().hasClass('jd_menu') ? 1 : 3 ),

                                                        elementPos: 0,

                                                        hideAfterPosition: true

                                                        });

                if ( !ul.hasClass('jdm_events') ) {

                        ul.addClass('jdm_events');

                        addEvents(ul);

                }

                li        .addClass('jdm_active')

                        // Hide any adjacent menus

                        .siblings('li').find('> ul:eq(0):visible')

                                .each(function(){

                                        hideMenu( this );

                                });

                if ( animate === undefined ) {

                        ul.show();

                } else {

                        animate.apply( ul[0], [true] );

                }

        }

        function hideMenu(ul, animate) {

                var ul = $(ul);

                $('.bgiframe', ul).remove();

                ul        .filter(':not(.jd_menu)')

                        .find('> li > ul:eq(0):visible')

                                .each(function() {

                                        hideMenu( this );

                                })

                        .end();

                if ( animate === undefined ) {

                        ul.hide()

                } else {

                        animate.apply( ul[0], [false] );

                }

                ul        .trigger('jdMenuHide')

                        .parents('li:eq(0)')

                                .removeClass('jdm_active jdm_hover')

                        .end()

                                .find('> li')

                                .removeClass('jdm_active jdm_hover');

        }

        // Public methods

        $.fn.jdMenu = function(settings) {

                // Future settings: activateDelay

                var settings = $.extend({        // Time in ms before menu shows

                                                                        showDelay:                 200,

                                                                        // Time in ms before menu hides

                                                                        hideDelay:                 500,

                                                                        // Should items that contain submenus not

                                                                        // respond to clicks

                                                                        disableLinks:        true

                                                                        // This callback allows for you to animate menus

                                                                        //onAnimate:        null

                                                                        }, settings);

                if ( !$.isFunction( settings.onAnimate ) ) {

                        settings.onAnimate = undefined;

                }

                return this.filter('ul.jd_menu').each(function() {

                        $.data(        this,

                                        'jdMenuSettings',

                                        $.extend({ isVertical: $(this).hasClass('jd_menu_vertical') }, settings)

                                        );

                        addEvents(this);

                });

        };

        $.fn.jdMenuUnbind = function() {

                $('ul.jdm_events', this)

                        .unbind('.jdmenu')

                        .find('> a').unbind('.jdmenu');

        };

        $.fn.jdMenuHide = function() {

                return this.filter('ul').each(function(){

                        hideMenu( this );

                });

        };

        // Private methods and logic

        $(window)

                // Bind a click event to hide all visible menus when the document is clicked

                .bind('click.jdmenu', function(){

                        $('ul.jd_menu ul:visible').jdMenuHide();

                });

})(jQuery);