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jquery.multilevelpushmenu.js
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jquery.multilevelpushmenu.js
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/**
* jquery.multilevelpushmenu.js v2.1.4
*
* Licensed under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
*
* Copyright 2013-2014, Make IT d.o.o.
* http://multi-level-push-menu.make.rs
* https://github.com/adgsm/multi-level-push-menu
*/
(function ( $ ) {
$.fn.multilevelpushmenu = function( options ) {
"use strict";
var args = arguments,
returnValue = null;
this.each(function(){
var instance = this,
$this = $( this ),
$container = ( $this.context != undefined ) ? $this : $( 'body' ),
menu = ( options && options.menu != undefined ) ? options.menu : $this.find( 'nav' ),
clickEventType, dragEventType;
// Settings
var settings = $.extend({
container: $container,
containersToPush: null,
menuID: ( ( $container.prop( 'id' ) != undefined && $container.prop( 'id' ) != '' ) ? $container.prop( 'id' ) : this.nodeName.toLowerCase() ) + "_multilevelpushmenu",
wrapperClass: 'multilevelpushmenu_wrapper',
menuInactiveClass: 'multilevelpushmenu_inactive',
menu: menu,
menuWidth: 0,
menuHeight: 0,
collapsed: false,
fullCollapse: false,
direction: 'ltr',
backText: 'Back',
backItemClass: 'backItemClass',
backItemIcon: 'fa fa-angle-right',
groupIcon: 'fa fa-angle-left',
mode: 'overlap',
overlapWidth: 40,
preventItemClick: true,
preventGroupItemClick: true,
swipe: 'both',
durationSlideOut: 400,
durationSlideDown: 500,
durationTransition: 400,
onCollapseMenuStart: function() {},
onCollapseMenuEnd: function() {},
onExpandMenuStart: function() {},
onExpandMenuEnd: function() {},
onGroupItemClick: function() {},
onItemClick: function() {},
onTitleItemClick: function() {},
onBackItemClick: function() {},
onMenuReady: function() {},
onMenuSwipe: function() {}
}, options );
// Store a settings reference withint the element's data
if (!$.data(instance, 'plugin_multilevelpushmenu')) {
$.data(instance, 'plugin_multilevelpushmenu', settings);
instance.settings = $.data(instance, 'plugin_multilevelpushmenu');
}
// Exposed methods
var methods = {
// Initialize menu
init: function () {
return initialize.apply(this, Array.prototype.slice.call(arguments));
},
// Collapse menu
collapse: function () {
return collapseMenu.apply(this, Array.prototype.slice.call(arguments));
},
// Expand menu
expand: function () {
return expandMenu.apply(this, Array.prototype.slice.call(arguments));
},
// Menu expanded
menuexpanded: function () {
return menuExpanded.apply(this, Array.prototype.slice.call(arguments));
},
// Active menu
activemenu: function () {
return activeMenu.apply(this, Array.prototype.slice.call(arguments));
},
// Find menu(s) by title
findmenusbytitle: function () {
return findMenusByTitle.apply(this, Array.prototype.slice.call(arguments));
},
// Find item(s) by name
finditemsbyname: function () {
return findItemsByName.apply(this, Array.prototype.slice.call(arguments));
},
// Find path to root menu collection
pathtoroot: function () {
return pathToRoot.apply(this, Array.prototype.slice.call(arguments));
},
// Find shared path to root of two menus
comparepaths: function () {
return comparePaths.apply(this, Array.prototype.slice.call(arguments));
},
// Get/Set settings options
option: function () {
return manageOptions.apply(this, Array.prototype.slice.call(arguments));
},
// Add item(s)
additems: function () {
return addItems.apply(this, Array.prototype.slice.call(arguments));
},
// Remove item(s)
removeitems: function () {
return removeItems.apply(this, Array.prototype.slice.call(arguments));
},
// Size DOM elements
redraw: function () {
return sizeDOMelements.apply(this, Array.prototype.slice.call(arguments));
},
// Returns visible level holders
visiblemenus: function () {
return visibleLevelHolders.apply(this, Array.prototype.slice.call(arguments));
},
// Returns visible level holders
hiddenmenus: function () {
return hiddenLevelHolders.apply(this, Array.prototype.slice.call(arguments));
},
// Propagate event to underneath layer
propagateevent: function () {
return propagateEvent.apply(this, Array.prototype.slice.call(arguments));
}
};
// IE 8 and modern browsers, prevent event propagation
function stopEventPropagation( e ){
if ( e.stopPropagation && e.preventDefault ) {
e.stopPropagation();
e.preventDefault();
}
else {
e.cancelBubble = true;
e.returnValue = false;
}
}
// propagate event to underneath layer
// http://jsfiddle.net/E9zTs/2/
function propagateEvent( $element , event ) {
if( $element == undefined || event == undefined ) return false;
$element.on( event , function ( e , ee ) {
$element.hide();
try {
if(!e.pageX || !e.pageY) return false;
ee = ee || {
pageX: e.pageX,
pageY: e.pageY
};
var next = document.elementFromPoint( ee.pageX , ee.pageY );
next = ( next.nodeType == 3 ) ? next.parentNode : next //Opera
$( next ).trigger( event , ee );
}
catch ( err ) {
$.error( 'Error while propagating event: ' + err.message );
}
finally {
$element.show();
}
});
}
// Create DOM structure if it does not already exist within the container (input: array)
function createDOMStructure() {
var $mainWrapper = $( "<nav />" )
.prop( { "id" : instance.settings.menuID, "className" : instance.settings.wrapperClass } )
.appendTo( instance.settings.container );
createNestedDOMStructure( instance.settings.menu, $mainWrapper );
}
function createNestedDOMStructure( menus, $wrapper ){
if( menus.level == undefined ) menus.level = 0;
$.each( menus, function(){
var $levelHolder = $( "<div />" )
.attr( { "class" : "levelHolderClass" + ( ( instance.settings.direction == 'rtl' ) ? " rtl" : " ltr" ), "data-level" : menus.level, "style" : ( ( instance.settings.direction == 'rtl' ) ? "margin-right: " : "margin-left: " ) + ( ( menus.level == 0 && !instance.settings.collapsed ) ? 0 : "-200%" ) } )
.appendTo( $wrapper ),
extWidth = ( isValidDim( instance.settings.menuWidth ) || ( isInt( instance.settings.menuWidth ) && instance.settings.menuWidth > 0 ) );
$levelHolder.bind( dragEventType , function(e){
holderSwipe( e, $levelHolder );
});
if( this.id != undefined ) $levelHolder.attr( { "id" : this.id } );
var $title = $( "<h2 />" )
.attr( { "style" : "text-align: " + ( ( instance.settings.direction == 'rtl' ) ? "right" : "left" ) } )
.text( this.title )
.appendTo( $levelHolder ),
$titleImage = $( "<img />" )
.prop( { "class" : ( ( instance.settings.direction == 'rtl' ) ? "floatLeft" : "floatRight" ) + " cursorPointer", "src" : this.image } )
.prependTo( $title ),
$titleIcon = $( "<i />" )
.prop( { "class" : ( ( instance.settings.direction == 'rtl' ) ? "floatLeft" : "floatRight" ) + " cursorPointer " + this.icon } )
.prependTo( $title );
$titleIcon.bind( clickEventType , function(e){
titleIconClick(e, $levelHolder, menus);
});
if( menus.level > 0 ) createBackItem( $levelHolder );
var $itemGroup = $( "<ul />" )
.appendTo( $levelHolder );
$.each(this.items, function(){
createItem( this, $levelHolder , -1 );
})
});
}
// Update DOM structure if it already exists in container (input: HTML markup)
function updateDOMStructure() {
var $mainWrapper = ( instance.settings.container.find( 'nav' ).length > 0 ) ? instance.settings.container.find( 'nav' ) : instance.settings.menu;
if( $mainWrapper.length == 0 ) return false;
$mainWrapper.prop( { "id" : instance.settings.menuID, "className" : instance.settings.wrapperClass } );
updateNestedDOMStructure( $mainWrapper );
}
function updateNestedDOMStructure( $wrapper ){
if( $wrapper.level == undefined ) $wrapper.level = 0;
$.each( $wrapper, function(){
var $levelHolder = $( "<div />" )
.attr( { "class" : "levelHolderClass" + ( ( instance.settings.direction == 'rtl' ) ? " rtl" : " ltr" ), "data-level" : $wrapper.level, "style" : ( ( instance.settings.direction == 'rtl' ) ? "margin-right: " : "margin-left: " ) + ( ( $wrapper.level == 0 && !instance.settings.collapsed ) ? 0 : "-200%" ) } )
.appendTo( $wrapper ),
extWidth = ( isValidDim( instance.settings.menuWidth ) || ( isInt( instance.settings.menuWidth ) && instance.settings.menuWidth > 0 ) );
$levelHolder.bind( dragEventType , function(e){
holderSwipe( e, $levelHolder );
});
var $title = $wrapper.children( 'h2' );
$title.attr( { "style" : "text-align: " + ( ( instance.settings.direction == 'rtl' ) ? "right" : "left" ) } );
$title.appendTo( $levelHolder );
var $titleIcon = $title.children( 'i' );
$titleIcon.addClass( ( ( instance.settings.direction == 'rtl' ) ? "floatLeft" : "floatRight" ) + " cursorPointer" );
$titleIcon.bind( clickEventType , function(e){
titleIconClick(e, $levelHolder, $wrapper);
});
if( $wrapper.level > 0 ) createBackItem( $levelHolder );
var $itemGroup = $wrapper.children( 'ul' );
$itemGroup.appendTo( $levelHolder );
$.each($itemGroup.children( 'li' ), function(){
var $item = $( this );
$item.attr( { "style" : "text-align: " + ( ( instance.settings.direction == 'rtl' ) ? "right" : "left" ) } );
var $itemAnchor = $item.children( 'a' );
var $itemIcon = $itemAnchor.children( 'i' );
$itemIcon.addClass( ( ( instance.settings.direction == 'rtl' ) ? "floatLeft" : "floatRight" ) );
if($item.children( 'ul' ).length > 0) {
$itemAnchor.bind( clickEventType , function(e){
itemGroupAnchorClick( e, $levelHolder, $item );
});
createItemGroupIcon( $itemAnchor );
$item.level = $wrapper.level + 1;
updateNestedDOMStructure($item);
} else {
$itemAnchor.bind( clickEventType , function(e){
itemAnchorClick( e, $levelHolder, $item );
});
}
})
});
}
// Click event for title icon
function titleIconClick( e, $levelHolder, menus ) {
if( $(instance).find( 'div.levelHolderClass' ).is(':animated') ) return false;
instance.settings.onTitleItemClick.apply(this, Array.prototype.slice.call([e, $levelHolder, instance.settings]));
stopEventPropagation(e);
var instanceFC = ( instance.settings.direction == 'rtl' ) ?
parseInt( $levelHolder.css( 'margin-right' ) ) < 0
:
parseInt( $levelHolder.css( 'margin-left' ) ) < 0;
if( menus.level == 0 && instanceFC ) {
expandMenu();
}
else {
var $nextLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
(($( this ).attr( 'data-level' ) > $levelHolder.attr( 'data-level' )) && ( parseInt( $( this ).css( 'margin-right' ) ) >= 0 ) )
:
(($( this ).attr( 'data-level' ) > $levelHolder.attr( 'data-level' )) && ( parseInt( $( this ).css( 'margin-left' ) ) >= 0 ) );
return retObjs;
}),
$prevLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
(($( this ).attr( 'data-level' ) <= $levelHolder.attr( 'data-level' )) && ( parseInt( $( this ).css( 'margin-right' ) ) >= 0 ) )
:
(($( this ).attr( 'data-level' ) <= $levelHolder.attr( 'data-level' )) && ( parseInt( $( this ).css( 'margin-left' ) ) >= 0 ) );
return retObjs;
}),
collapseAll = ( $nextLevelHolders.length == 0 && $prevLevelHolders.length == 1 ) ? collapseMenu() : collapseMenu( parseInt( $levelHolder.attr( 'data-level' ) ) );
}
$levelHolder.css( 'visibility' , 'visible' );
$levelHolder.find( '.' + instance.settings.backItemClass ).css( 'visibility' , 'visible' );
$levelHolder.find( 'ul' ).css( 'visibility' , 'visible' );
$levelHolder.removeClass( instance.settings.menuInactiveClass );
}
// Create Back item DOM elements
function createBackItem( $levelHolder ) {
var $backItem = $( "<div />" )
.attr( { "class" : instance.settings.backItemClass } )
.appendTo( $levelHolder ),
$backItemAnchor = $( "<a />" )
.prop( { "href" : "#" } )
.text( instance.settings.backText )
.appendTo( $backItem ),
$backItemIcon = $( "<i />" )
.prop( { "class" : ( ( instance.settings.direction == 'rtl' ) ? "floatLeft " : "floatRight " ) + instance.settings.backItemIcon } )
.prependTo( $backItemAnchor );
$backItemAnchor.bind( clickEventType , function(e){
backItemAnchorClick(e, $levelHolder);
});
}
// Click event for back item
function backItemAnchorClick( e, $levelHolder ) {
if( $(instance).find( 'div.levelHolderClass' ).is(':animated') ) return false;
instance.settings.onBackItemClick.apply(this, Array.prototype.slice.call([e, $levelHolder, instance.settings]));
stopEventPropagation(e);
collapseMenu( parseInt( $levelHolder.attr( 'data-level' ) - 1 ) );
}
// Click event for group items
function itemGroupAnchorClick( e, $levelHolder, $item ) {
if( $(instance).find( 'div.levelHolderClass' ).is(':animated') ) return false;
instance.settings.onGroupItemClick.apply(this, Array.prototype.slice.call([e, $levelHolder, $item, instance.settings]));
expandMenu( $item.find( 'div:first' ) );
if( instance.settings.preventGroupItemClick ) stopEventPropagation(e);
}
// Create item group DOM element
function createItemGroupIcon( $itemAnchor ) {
var $itemGroupIcon = $( "<i />" )
.attr( { "class" : ( ( instance.settings.direction == 'rtl' ) ? " floatRight iconSpacing_rtl " : " floatLeft iconSpacing_ltr " ) + instance.settings.groupIcon } )
.prependTo( $itemAnchor );
}
// Create item DOM element
function createItem() {
var item = arguments[0],
$levelHolder = arguments[1],
position = arguments[2],
$itemGroup = $levelHolder.find( 'ul:first' ),
$item = $( "<li />" );
( position < ( $itemGroup.children( 'li' ).length ) && position >= 0 ) ?
$item.insertBefore( $itemGroup.children( 'li' ).eq( position ) ) : $item.appendTo( $itemGroup );
$item.attr( { "style" : "text-align: " + ( ( instance.settings.direction == 'rtl' ) ? "right" : "left" ) } );
if( item.id != undefined ) $item.attr( { "id" : item.id } );
var $itemAnchor = $( "<a />" )
.prop( { "href" : item.link } )
.text( item.name )
.appendTo( $item ),
$itemImage = $( "<img />" )
.prop( { "class" : ( ( instance.settings.direction == 'rtl' ) ? "floatLeft" : "floatRight" ), "src" : item.image })
.prependTo( $itemAnchor ),
$itemIcon = $( "<i />" )
.prop( { "class" : ( ( instance.settings.direction == 'rtl' ) ? "floatLeft " : "floatRight " ) + item.icon } )
.prependTo( $itemAnchor );
if(item.items) {
$itemAnchor.bind( clickEventType , function(e){
itemGroupAnchorClick( e, $levelHolder, $item );
});
createItemGroupIcon( $itemAnchor );
item.items.level = parseInt( $levelHolder.attr( 'data-level' ), 10 ) + 1;
createNestedDOMStructure(item.items, $item);
} else {
$itemAnchor.bind( clickEventType , function(e){
itemAnchorClick( e, $levelHolder, $item );
});
}
}
// Click event for items
function itemAnchorClick( e, $levelHolder, $item ) {
instance.settings.onItemClick.apply(this, Array.prototype.slice.call([e, $levelHolder, $item, instance.settings]));
if( instance.settings.preventItemClick ) stopEventPropagation(e);
}
// Swipe/Drag event for holders
function holderSwipe( emd, $levelHolder ) {
var extRes = instance.settings.onMenuSwipe.apply(this, Array.prototype.slice.call([emd, $levelHolder, instance.settings]));
if( extRes == false ) return false;
if( $(instance).find( 'div.levelHolderClass' ).is(':animated') ) return false;
var level = ( $levelHolder.attr( 'data-level' ) > 0 ) ? $levelHolder.attr( 'data-level' ) - 1 : undefined;
if( emd.type == 'touchmove' && (instance.settings.swipe === 'touchscreen' || instance.settings.swipe === 'both') ) {
stopEventPropagation( emd );
emd = ( emd.touches ) ? emd : emd.originalEvent;
if( !emd.touches || emd.touches.length <= 0 ) return false;
var touch = emd.touches[0];
instance.settings.container.unbind( 'touchend' );
instance.settings.container.bind( 'touchend' , function( emm ) {
stopEventPropagation( emm );
$levelHolder.significance = 0;
$levelHolder.swipeStart = 0;
instance.settings.container.unbind( 'touchend' );
});
if ( $levelHolder.swipeStart != undefined && $levelHolder.swipeStart != 0 ) {
$levelHolder.significance = touch.pageX - $levelHolder.swipeStart;
}
else {
$levelHolder.significance = 0;
$levelHolder.swipeStart = touch.pageX;
return true;
}
if( Math.abs( $levelHolder.significance ) > instance.settings.overlapWidth*.3 ) {
if( instance.settings.direction == 'rtl' ) $levelHolder.significance *= ( -1 );
( $levelHolder.significance > 0 ) ? expandMenu( ( level == undefined ) ? level : $levelHolder ) : collapseMenu( level );
$levelHolder.significance = 0;
$levelHolder.swipeStart = 0;
}
}
else if( emd.type == 'mousedown' && (instance.settings.swipe === 'desktop' || instance.settings.swipe === 'both')) {
stopEventPropagation( emd );
var significance = 0;
$levelHolder.unbind( 'mousemove' );
$levelHolder.bind( 'mousemove' , function( emm ){
significance = emm.clientX - emd.clientX;
if( Math.abs( significance ) > instance.settings.overlapWidth*.3 ) {
$levelHolder.unbind( 'mousemove' );
if( instance.settings.direction == 'rtl' ) significance *= ( -1 );
( significance > 0 ) ? expandMenu( ( level == undefined ) ? level : $levelHolder ) : collapseMenu( level );
return true;
}
});
instance.settings.container.unbind( 'mouseup' );
instance.settings.container.bind( 'mouseup' , function(e){
stopEventPropagation( e );
$levelHolder.unbind( 'mousemove' );
instance.settings.container.unbind( 'mouseup' );
});
}
}
// Returns visible level holders
function visibleLevelHolders() {
var $visibleLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
( parseInt( $( this ).css( 'margin-right' ) ) >= 0 && $( this ).position().left < instance.settings.container.width() - instance.settings.overlapWidth )
:
( parseInt( $( this ).css( 'margin-left' ) ) >= 0 && $( this ).position().left >= 0 );
return retObjs;
});
if( $visibleLevelHolders.length < 1 ) $visibleLevelHolders = false;
return $visibleLevelHolders;
}
// Returns hidden level holders
function hiddenLevelHolders() {
var $hiddenLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
( ( $( this ).position().left > instance.settings.container.width() || parseInt( $( this ).css( 'margin-right' ) ) < 0 ) )
:
( ( $( this ).position().left < 0 || parseInt( $( this ).css( 'margin-left' ) ) < 0 ) );
return retObjs;
});
if( $hiddenLevelHolders.length < 1 ) $hiddenLevelHolders = false;
return $hiddenLevelHolders;
}
// Sizing DOM elements per creation/update
function sizeDOMelements() {
if( !instance.redraw ) {
instance.redraw = true;
var forceWidth = arguments[0],
forceHeight = arguments[1],
filter = arguments[2],
ieShadowFilterDistortion = ($('#' + instance.settings.menuID + ' div.levelHolderClass').first().css('filter').match(/DXImageTransform\.Microsoft\.Shadow/)) ? $('#' + instance.settings.menuID + ' div.levelHolderClass').first().get(0).filters.item("DXImageTransform.Microsoft.Shadow").strength : 0,
maxWidth = ( forceWidth == undefined ) ? Math.max.apply( null,
$('#' + instance.settings.menuID + ' div.levelHolderClass').map(function(){ return $(this).width(); }).get() ) - ieShadowFilterDistortion : forceWidth - ieShadowFilterDistortion,
maxLevel = Math.max.apply( null,
$('#' + instance.settings.menuID + ' div.levelHolderClass').map(function(){ return $(this).attr( 'data-level' ); }).get() ),
extWidth = ( isValidDim( instance.settings.menuWidth ) || ( isInt( instance.settings.menuWidth ) && instance.settings.menuWidth > 0 ) ),
extHeight = ( isValidDim( instance.settings.menuHeight ) || ( isInt( instance.settings.menuHeight ) && instance.settings.menuHeight > 0 ) ),
$objects = ( filter == undefined ) ? $('#' + instance.settings.menuID + ' div.levelHolderClass' ) : filter,
currWidth;
if ( !extWidth && instance.menuWidth != undefined ) maxWidth = instance.menuWidth;
( extWidth && forceWidth == undefined ) ? $objects.width(instance.settings.menuWidth) : $objects.width( maxWidth );
if( extWidth ){
if( ( $objects.width() == 0 || ( isValidDim( instance.settings.menuWidth ) && instance.settings.menuWidth.indexOf( '%' ) != -1 ) ) && forceWidth == undefined ) {
$objects.css( 'min-width' , '' );
$objects.width( parseInt( instance.settings.container.parent().width() * parseInt( instance.settings.menuWidth )/100 ) )
};
maxWidth = $objects.width() - ieShadowFilterDistortion;
$objects.css( 'min-width' , $objects.width() - ieShadowFilterDistortion + 'px' );
}
var maxExtWidth = ( extWidth && forceWidth == undefined ) ? ( $objects.width() - ieShadowFilterDistortion + maxLevel * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) ) : ( maxWidth + maxLevel * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) ),
maxHeight = ( forceHeight == undefined ) ? Math.max.apply( null,
$('#' + instance.settings.menuID + ' div.levelHolderClass').map(function(){ return $(this).height(); }).get() ) : forceHeight;
instance.settings.container.css( 'min-height' , '' );
instance.settings.container.children( 'nav:first' ).css( 'min-height' , '' );
if( extHeight ) {
instance.settings.container.height( instance.settings.menuHeight );
instance.settings.container.css( 'min-height' , instance.settings.menuHeight );
instance.settings.container.children( 'nav:first' ).css( 'min-height' , instance.settings.menuHeight );
$('#' + instance.settings.menuID).height(instance.settings.menuHeight);
maxHeight = instance.settings.container.height();
}
else {
$('#' + instance.settings.menuID).height( maxHeight );
}
instance.settings.container.css( 'min-height' , maxHeight + 'px' );
instance.settings.container.children( 'nav:first' ).css( 'min-height' , maxHeight + 'px' );
instance.settings.container.width( maxExtWidth );
instance.settings.container.height( maxHeight );
var $baseLevelHolder = $('#' + instance.settings.menuID + ' div.levelHolderClass:first'),
$visibleLevelHolders = visibleLevelHolders(),
$hiddenLevelHolders = hiddenLevelHolders(),
$activeLevelHolder = activeMenu(),
activeLevel = ( $activeLevelHolder.length == 1 ) ? $activeLevelHolder.attr( 'data-level' ) : 0;
if( $visibleLevelHolders )
$visibleLevelHolders.each(function(){
if ( instance.settings.mode == 'overlap' )
$( this ).width( $( this ).width() + ( parseInt( activeLevel , 10) - parseInt( $( this ).attr( 'data-level' ) , 10) ) * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) );
});
if( $hiddenLevelHolders )
$hiddenLevelHolders.each(function(){
( instance.settings.direction == 'rtl' ) ?
$( this ).css( 'margin-right' , ( $( this ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && !instance.settings.fullCollapse ) ? $( this ).width() * (-1) + instance.settings.overlapWidth : $( this ).width() * (-2) )
:
$( this ).css( 'margin-left' , ( $( this ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && !instance.settings.fullCollapse ) ? $( this ).width() * (-1) + instance.settings.overlapWidth : $( this ).width() * (-2) );
});
currWidth = $baseLevelHolder.width() + parseInt( $baseLevelHolder.css( ( instance.settings.direction == 'rtl' ) ? 'margin-right' : 'margin-left' ) , 10 );
sizeElementWidth( instance.settings.container , currWidth );
instance.menuWidth = maxWidth;
instance.menuHeight = maxHeight;
instance.redraw = false;
}
}
// Simple/singe DOM element width sizing
function sizeElementWidth( $element , size ) {
if( $element == undefined || size == undefined ) return false;
$element.css( 'min-width' , '' );
$element.css( 'min-width' , size + 'px' );
$element.children( 'nav:first' ).css( 'min-width' , '' );
$element.children( 'nav:first' ).css( 'min-width' , size + 'px' );
$element.width( size );
}
// Hide wrappers in browsers that
// does not understand negative margin in %
// before DOM element got its dimensions
function fixLazyBrowsers() {
var $baseLevelHolder = $('#' + instance.settings.menuID + ' div.levelHolderClass:first'),
$hiddenLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
( ( $( this ).position().left > instance.settings.container.width() || parseInt( $( this ).css( 'margin-right' ) ) < 0 ) && $( this ).attr( 'data-level' ) > $baseLevelHolder.attr( 'data-level' ) )
:
( ( $( this ).position().left < 0 || parseInt( $( this ).css( 'margin-left' ) ) < 0 ) && $( this ).attr( 'data-level' ) > $baseLevelHolder.attr( 'data-level' ) );
return retObjs;
});
$hiddenLevelHolders.each(function(){
if( instance.settings.direction == 'rtl' ){
$( this ).css( 'margin-right' , ( ( $( this ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && !instance.settings.collapsed ) ? 0 : (-2) * $( this ).width() ) )
}
else {
$( this ).css( 'margin-left' , ( ( $( this ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && !instance.settings.collapsed ) ? 0 : (-2) * $( this ).width() ) );
}
});
if( instance.settings.direction == 'rtl' ){
$baseLevelHolder.css( 'margin-right' , ( !instance.settings.collapsed ) ? 0 : (-2) * $baseLevelHolder.width() )
}
else {
$baseLevelHolder.css( 'margin-left' , ( !instance.settings.collapsed ) ? 0 : (-2) * $baseLevelHolder.width() );
}
}
// Is integer
function isInt( n ) {
return typeof n === 'number' && parseFloat( n ) == parseInt( n, 10 ) && !isNaN( n );
}
// Is Valid CSS dimension
function isValidDim( s ) {
return typeof s === 'string' && ( s.indexOf( '%' ) != -1 || s.indexOf( 'px' ) != -1 || s.indexOf( 'em' ) != -1 );
}
// Initialize menu level push menu
function initialize(){
var execute = ( options && options.menu != undefined ) ? createDOMStructure() : updateDOMStructure();
propagateEvent( instance.settings.container , clickEventType );
sizeDOMelements();
fixLazyBrowsers();
startMode( instance.settings.collapsed );
instance.settings.onMenuReady.apply(this, Array.prototype.slice.call([instance.settings]));
return $this;
}
// Initialize menu in collapsed/expanded mode
function startMode( mode ) {
if( mode ) {
var $baseLevelHolder = $('#' + instance.settings.menuID + ' div.levelHolderClass:first');
$baseLevelHolder.find( 'ul' ).hide();
$baseLevelHolder.addClass( instance.settings.menuInactiveClass );
if( instance.settings.direction == 'rtl' ) {
$baseLevelHolder.stop().animate({
marginRight: ( ( -1 ) * $baseLevelHolder.width() + ( ( instance.settings.fullCollapse ) ? 0 : instance.settings.overlapWidth ) )
}, instance.settings.durationSlideOut)
}
else {
$baseLevelHolder.stop().animate({
marginLeft: ( ( -1 ) * $baseLevelHolder.width() + ( ( instance.settings.fullCollapse ) ? 0 : instance.settings.overlapWidth ) )
}, instance.settings.durationSlideOut);
}
}
}
// Push container(s) of choice
function pushContainers( absMove ) {
if( instance.settings.containersToPush == null ) return false;
$.each( instance.settings.containersToPush, function() {
var lMr = parseInt( $( this ).css( 'margin-left' ) ),
lM = isInt( lMr ) ? lMr : 0,
rMr = parseInt( $( this ).css( 'margin-right' ) ),
rM = isInt( rMr ) ? rMr : 0;
$( this ).stop().animate({
marginLeft: lM + ( ( instance.settings.direction == 'rtl' ) ? (-1) : 1 ) * absMove,
marginRight: rM + ( ( instance.settings.direction == 'rtl' ) ? 1 : (-1) ) * absMove
}, instance.settings.durationSlideOut);
});
}
// Collapse menu
function collapseMenu() {
if( $(instance).find( 'div.levelHolderClass' ).is(':animated') ) return false;
instance.settings.onCollapseMenuStart.apply(this, Array.prototype.slice.call([instance.settings]));
var level = arguments[0],
callbacks = arguments[1],
collapingObjects = {},
ieShadowFilterDistortion,lwidth, lpush, lMarginLeft, lMarginLeftFC,
$baseLevelHolder = $('#' + instance.settings.menuID + ' div.levelHolderClass:first'),
collapseAll = ( level == undefined ) ? true : false,
currWidth;
collapingObjects[ 'collapsingEnded' ] = false;
if( typeof level == 'object' ) {
level = level.attr( 'data-level' );
}
else if( typeof level == 'string' ){
var $selectedLevelHolder = findMenusByTitle( level );
if( $selectedLevelHolder && $selectedLevelHolder.length == 1 ) {
level = $selectedLevelHolder.attr( 'data-level' );
}
else {
level = $baseLevelHolder.attr( 'data-level' );
}
}
else if( level == undefined || !isInt( level ) || level < 0 ) {
level = $baseLevelHolder.attr( 'data-level' );
}
if( callbacks == undefined && typeof callbacks != 'object' ) {
callbacks = [ { 'method' : instance.settings.onCollapseMenuEnd, 'args' : [instance.settings] } ];
} else {
$.merge(callbacks, [ { 'method' : instance.settings.onCollapseMenuEnd, 'args' : [instance.settings] } ]);
}
var $nextLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
($( this ).attr( 'data-level' ) > level) && (parseInt( $( this ).css( 'margin-right' ) ) >= 0 && $( this ).position().left < instance.settings.container.width() - instance.settings.overlapWidth )
:
($( this ).attr( 'data-level' ) > level) && (parseInt( $( this ).css( 'margin-left' ) ) >= 0 && $( this ).position().left >= 0 );
return retObjs;
}),
$prevLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var retObjs = ( instance.settings.direction == 'rtl' ) ?
($( this ).attr( 'data-level' ) <= level) && (parseInt( $( this ).css( 'margin-right' ) ) >= 0 && $( this ).position().left < instance.settings.container.width() - instance.settings.overlapWidth )
:
($( this ).attr( 'data-level' ) <= level) && (parseInt( $( this ).css( 'margin-left' ) ) >= 0 && $( this ).position().left >= 0 );
return retObjs;
});
if( $prevLevelHolders.length > 0 ) {
collapingObjects[ 'prevAnimEnded' ] = false;
$nextLevelHolders.each(function( key, val ){
ieShadowFilterDistortion = ($( val ).css('filter').match(/DXImageTransform\.Microsoft\.Shadow/)) ? $( val ).get(0).filters.item("DXImageTransform.Microsoft.Shadow").strength : 0;
lwidth = ( instance.settings.mode == 'overlap' ) ? $( val ).width() - ( $nextLevelHolders.length + $prevLevelHolders.length - $( val ).attr( 'data-level' ) - 1) * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) - ieShadowFilterDistortion : $( val ).width() - ieShadowFilterDistortion
if( instance.settings.direction == 'rtl' ) {
$( val ).stop().animate({
marginRight : ( (-1) * lwidth ),
width: lwidth
}, instance.settings.durationTransition);
}
else {
$( val ).stop().animate({
marginLeft : ( (-1) * lwidth ),
width: lwidth
}, instance.settings.durationTransition);
}
});
collapingObjects[ 'nextAnimEnded' ] = ( $nextLevelHolders.length > 0 ) ? false : true ;
$nextLevelHolders.last().queue(function(){
collapingObjects[ 'nextAnimEnded' ] = true;
animatedEventCallback( collapingObjects , callbacks );
});
$prevLevelHolders.each(function( key, val ){
ieShadowFilterDistortion = ($( val ).css('filter').match(/DXImageTransform\.Microsoft\.Shadow/)) ? $( val ).get(0).filters.item("DXImageTransform.Microsoft.Shadow").strength : 0;
var $makeLevelHolderVisible = $prevLevelHolders.filter(function(){
return $( this ).attr( 'data-level' ) == level;
});
$makeLevelHolderVisible.css( 'visibility' , 'visible' );
$makeLevelHolderVisible.find( '.' + instance.settings.backItemClass ).css( 'visibility' , 'visible' );
$makeLevelHolderVisible.find( 'ul' ).css( 'visibility' , 'visible' );
$makeLevelHolderVisible.removeClass( instance.settings.menuInactiveClass );
lwidth = ( instance.settings.mode == 'overlap' ) ? $( val ).width() - $nextLevelHolders.length * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) - ieShadowFilterDistortion : $( val ).width() - ieShadowFilterDistortion;
if( instance.settings.direction == 'rtl' ) {
$( val ).stop().animate({
width: lwidth,
marginRight : ( $( val ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && collapseAll ) ?
( instance.settings.fullCollapse ) ?
( -1 ) * $( val ).width()
:
( ( -1 ) * $( val ).width() + ( ( instance.settings.mode == 'overlap' ) ? $nextLevelHolders.length + 1 : 1 ) * instance.settings.overlapWidth )
:
0
}, instance.settings.durationSlideOut, function(){
if( $( val ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && collapseAll ){
$baseLevelHolder.children( 'ul' ).first().hide(instance.settings.durationSlideDown, function(){
$baseLevelHolder.addClass( instance.settings.menuInactiveClass );
});
}
currWidth = $baseLevelHolder.width() + parseInt( $baseLevelHolder.css( 'margin-right' ) , 10 );
sizeElementWidth( instance.settings.container , currWidth );
});
}
else {
$( val ).stop().animate({
width: lwidth,
marginLeft : ( $( val ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && collapseAll ) ?
( instance.settings.fullCollapse ) ?
( -1 ) * $( val ).width()
:
( ( -1 ) * $( val ).width() + ( ( instance.settings.mode == 'overlap' ) ? $nextLevelHolders.length + 1 : 1 ) * instance.settings.overlapWidth )
:
0
}, instance.settings.durationSlideOut, function(){
if( $( val ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && collapseAll ){
$baseLevelHolder.children( 'ul' ).first().hide(instance.settings.durationSlideDown, function(){
$baseLevelHolder.addClass( instance.settings.menuInactiveClass );
});
}
currWidth = $baseLevelHolder.width() + parseInt( $baseLevelHolder.css( 'margin-left' ) , 10 );
sizeElementWidth( instance.settings.container , currWidth );
});
}
lpush = ( instance.settings.mode == 'overlap' ) ? ( (-1) * ( $nextLevelHolders.length * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) ) ) : 0 ;
if( $( val ).attr( 'data-level' ) == $baseLevelHolder.attr( 'data-level' ) && collapseAll ){
var blpush = ( instance.settings.fullCollapse ) ? ( -1 ) * ( $baseLevelHolder.width() - ieShadowFilterDistortion ) : ( -1 ) * ( $baseLevelHolder.width() - ieShadowFilterDistortion ) + instance.settings.overlapWidth;
pushContainers( blpush );
}
else {
pushContainers( lpush );
}
});
$prevLevelHolders.last().queue(function(){
collapingObjects[ 'prevAnimEnded' ] = true;
animatedEventCallback( collapingObjects , callbacks );
});
}
collapingObjects[ 'collapsingEnded' ] = true;
animatedEventCallback( collapingObjects , callbacks );
return $this;
}
// Expand Menu helper
function expandMenuActions() {
if( $(instance).find( 'div.levelHolderClass' ).is(':animated') ) return false;
instance.settings.onExpandMenuStart.apply(this, Array.prototype.slice.call([instance.settings]));
var menuTitle = arguments[0],
callbacks = arguments[1],
ieShadowFilterDistortion, lwidth, lpush, blpush, currWidth,
expandingObjects = {},
$baseLevelHolder = $('#' + instance.settings.menuID + ' div.levelHolderClass:first'),
baseExpand = ( menuTitle == undefined ) ? true : false,
baseLevelHolderCollapsed = ( instance.settings.direction == 'rtl' ) ?
parseInt( $baseLevelHolder.css( 'margin-right' ), 10 ) < 0 || $baseLevelHolder.position().left >= instance.settings.container.width() - instance.settings.overlapWidth
:
parseInt( $baseLevelHolder.css( 'margin-left' ), 10 ) < 0 || $baseLevelHolder.position().left < 0;
expandingObjects[ 'expandingEnded' ] = false;
if( callbacks == undefined && typeof callbacks != 'object' ) {
callbacks = [ { 'method' : instance.settings.onExpandMenuEnd, 'args' : [instance.settings] } ];
} else {
$.merge(callbacks, [ { 'method' : instance.settings.onExpandMenuEnd, 'args' : [instance.settings] } ]);
}
if( baseExpand ) {
expandingObjects[ 'baseAnimEnded' ] = false;
$baseLevelHolder.removeClass( instance.settings.menuInactiveClass );
currWidth = $baseLevelHolder.width();
sizeElementWidth( instance.settings.container , currWidth );
if( instance.settings.direction == 'rtl' ) {
$baseLevelHolder.stop().animate({
marginRight: 0
}, instance.settings.durationSlideOut, function(){
$baseLevelHolder.children( 'ul' ).first().show(instance.settings.durationSlideDown , function(){
expandingObjects[ 'baseAnimEnded' ] = true;
animatedEventCallback( expandingObjects , callbacks );
});
});
}
else {
$baseLevelHolder.stop().animate({
marginLeft: 0
}, instance.settings.durationSlideOut, function(){
$baseLevelHolder.children( 'ul' ).first().show(instance.settings.durationSlideDown , function(){
expandingObjects[ 'baseAnimEnded' ] = true;
animatedEventCallback( expandingObjects , callbacks );
});
});
}
blpush = ( instance.settings.fullCollapse ) ? $baseLevelHolder.width() : $baseLevelHolder.width() - instance.settings.overlapWidth;
var pushbm = ( !menuExpanded( $baseLevelHolder ) ) ? pushContainers( blpush ) : null;
} else {
var $selectedLevelHolder;
if( typeof menuTitle == 'object' ) {
$selectedLevelHolder = menuTitle;
}
else if( typeof menuTitle == 'string' ){
$selectedLevelHolder = findMenusByTitle( menuTitle );
}
else {
$selectedLevelHolder = null;
$.error( 'Provided menu selector is not valid' );
}
if( $selectedLevelHolder && $selectedLevelHolder.length == 1 ) {
var $activeLevelHolder = activeMenu(),
activeLevel = ( $activeLevelHolder.length == 1 ) ? $activeLevelHolder.attr( 'data-level' ) : 0,
baseWidth = $selectedLevelHolder.width(),
setToOpenHolders = pathToRoot( $selectedLevelHolder );
expandingObjects[ 'setToOpenAnimEnded' ] = false;
if( setToOpenHolders ) {
var parentLevelHoldersLen = $( setToOpenHolders ).length - 1;
$baseLevelHolder.find( 'ul' ).each(function(){
$( this ).show(0);
});
$( setToOpenHolders ).find( 'ul' ).css( 'visibility' , 'hidden' );
$( setToOpenHolders ).find( 'div' ).css( 'visibility' , 'visible' );
$( setToOpenHolders ).find( '.' + instance.settings.backItemClass ).css( 'visibility' , 'hidden' );
$( setToOpenHolders ).each( function( key, val ) {
ieShadowFilterDistortion = ($( val ).css('filter').match(/DXImageTransform\.Microsoft\.Shadow/)) ? $( val ).get(0).filters.item("DXImageTransform.Microsoft.Shadow").strength : 0;
lwidth = baseWidth - ieShadowFilterDistortion + ( parentLevelHoldersLen - $( val ).attr( 'data-level' ) ) * ( instance.settings.overlapWidth + ieShadowFilterDistortion );
if(instance.settings.container.width() < lwidth && instance.settings.mode == 'overlap' )
sizeElementWidth( instance.settings.container , lwidth );
if( instance.settings.direction == 'rtl' ) {
$( val ).stop().animate({
marginRight: 0,
width: ( instance.settings.mode == 'overlap' ) ? lwidth : baseWidth - ieShadowFilterDistortion
}, instance.settings.durationTransition, function(){
$( val ).addClass( instance.settings.menuInactiveClass );
});
}
else {
$( val ).stop().animate({
marginLeft: 0,
width: ( instance.settings.mode == 'overlap' ) ? lwidth : baseWidth - ieShadowFilterDistortion
}, instance.settings.durationTransition, function(){
$( val ).addClass( instance.settings.menuInactiveClass );
});
}
});
$( setToOpenHolders ).last().queue(function(){
$( this ).removeClass( instance.settings.menuInactiveClass );
expandingObjects[ 'setToOpenAnimEnded' ] = true;
animatedEventCallback( expandingObjects , callbacks );
});
if( baseLevelHolderCollapsed ) {
blpush = ( instance.settings.fullCollapse ) ? $baseLevelHolder.width() : ( $baseLevelHolder.width() - instance.settings.overlapWidth );
pushContainers( blpush );
}
if( instance.settings.mode == 'overlap' ){
lpush = ( ( baseLevelHolderCollapsed ) ? ( baseWidth + ( parentLevelHoldersLen - ( ( instance.settings.fullCollapse ) ? 0 : 1 ) ) * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) ) : ( ( parentLevelHoldersLen - activeLevel ) * ( instance.settings.overlapWidth + ieShadowFilterDistortion ) ) );
pushContainers( lpush );
}
$selectedLevelHolder.css( 'visibility' , 'visible' );
$selectedLevelHolder.find( '.' + instance.settings.backItemClass ).css( 'visibility' , 'visible' );
$selectedLevelHolder.find( 'ul' ).css( 'visibility' , 'visible' );
$selectedLevelHolder.removeClass( instance.settings.menuInactiveClass );
}
else {
$.error( 'Invalid menu object provided' );
}
}
else {
$.error( 'No or too many menus named ' + menuTitle );
}
}
expandingObjects[ 'expandingEnded' ] = true;
animatedEventCallback( expandingObjects , callbacks );
}
// Expand menu
function expandMenu() {
var menu = arguments[0],
$expandLevelHolder,
$activeLevelHolder = activeMenu(),
$sharedLevelHolders, collapseLevel, $searchRes;
if( typeof menu == 'object' ) {
$expandLevelHolder = menu;
}
else if( typeof menu == 'string' ){
$searchRes = findMenusByTitle( menu );
if($searchRes) {
$expandLevelHolder = $searchRes.eq( 0 );
}
else {
$.error( menu + ' menu level does not exist!' );
}
}
else {
$expandLevelHolder = $('#' + instance.settings.menuID + ' div.levelHolderClass:first');
}
$sharedLevelHolders = comparePaths( $expandLevelHolder , $activeLevelHolder, true );
collapseLevel = ( $sharedLevelHolders.length > 0 ) ? Math.max.apply( null,
$sharedLevelHolders.map(function(){ return $(this).attr( 'data-level' ); }).get() ) : 0;
if( collapseLevel < $activeLevelHolder.attr( 'data-level' ) ) {
collapseMenu( collapseLevel , [ { 'method' : expandMenuActions, 'args' : arguments } ] );
}
else {
expandMenuActions.apply( this, Array.prototype.slice.call( arguments ) );
}
return $this;
}
// Find menu(s) by Title text
function findMenusByTitle() {
var menuTitle = arguments[0],
response,
$selectedLevelHolders = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass' )
.filter(function(){
var text = $( this ).children( 'h2' ).text();
return ( Object.prototype.toString.call(menuTitle) === "[object RegExp]" ) ?
text.match(menuTitle) :
text === menuTitle.toString();
});
if( $selectedLevelHolders.length > 0 ) {
returnValue = $selectedLevelHolders;
response = returnValue;
}
else {
returnValue = false;
response = returnValue;
}
return response;
}
// Find item(s) by Name
function findItemsByName() {
var itemName = arguments[0],
response,
$selectedItems = instance.settings.container
.find( '#' + instance.settings.menuID + ' div.levelHolderClass li' )
.filter(function(){
var text = $( this ).children( 'a' ).text();
return ( Object.prototype.toString.call(itemName) === "[object RegExp]" ) ?
text.match(itemName) :
text === itemName.toString();
});
if( $selectedItems.length > 0 ) {
returnValue = $selectedItems;
response = returnValue;
}
else {
returnValue = false;
response = returnValue;
}
return response;
}
// Find pathToRoot for provided menu
function pathToRoot() {
var $selectedLevelHolder = arguments[0],
$parentLevelHolders, setToOpenHolders, response;
if( $selectedLevelHolder == undefined || $selectedLevelHolder.length != 1 ) {
returnValue = false;
return returnValue;
};
$parentLevelHolders = $selectedLevelHolder.parents( 'div.levelHolderClass' );
setToOpenHolders = $.merge( $parentLevelHolders.get().reverse(), $selectedLevelHolder.get() );
returnValue = setToOpenHolders;
return returnValue;
}
// Finds the same part of the path to root of two provided menus
function comparePaths() {
var $levelHolder0 = arguments[0],
$levelHolder1 = arguments[1],
mode = ( arguments[2] != undefined ) ? arguments[2] : false,
$parentLevelHolders0, $parentLevelHolders1, setParents0, setParents1, lPath, sPath, comparePath, response;
if( $levelHolder0 == undefined || $levelHolder1 == undefined ) {
returnValue = false;