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Dir : /home/trave494/bilosproperties.com/wp-content/plugins/js_composer/assets/js/editors/panels.js

/* =========================================================
 * lib/panels.js v0.5.0
 * =========================================================
 * Copyright 2014 Wpbakery
 *
 * Visual composer panels & modals for frontend editor
 *
 * ========================================================= */
(function ( $ ) {
	if ( _.isUndefined( window.vc ) ) {
		window.vc = {};
	}
	vc.showSpinner = function () {
		$( '#vc_logo' ).addClass( 'vc_ajax-loading' );
	};
	vc.hideSpinner = function () {
		$( '#vc_logo' ).removeClass( 'vc_ajax-loading' );
	};
	$( document ).ajaxSend( function ( e, xhr, req ) {
		req && req.data && typeof req.data == 'string' && req.data.match( /vc_inline=true/ ) && vc.showSpinner();
	} ).ajaxStop( function () {
		vc.hideSpinner();
	} );
	vc.active_panel = false;
	vc.closeActivePanel = function ( model ) {
		if ( ! this.active_panel ) {
			return false;
		}
		if ( model && vc.active_panel.model && vc.active_panel.model.get( 'id' ) === model.get( 'id' ) ) {
			this.active_panel.hide();
		} else if ( ! model ) {
			this.active_panel.hide();
		}
	};
	vc.activePanelName = function () {
		return this.active_panel && this.active_panel.panelName ? this.active_panel.panelName : null;
	};
	vc.updateSettingsBadge = function () {
		var value = vc.$custom_css.val();
		if ( value && value.trim() !== '' ) {
			$( '#vc_post-css-badge' ).show();
		} else {
			$( '#vc_post-css-badge' ).hide();
		}
	};
	/**
	 * Modal prototype
	 * @type {*}
	 */
	vc.ModalView = Backbone.View.extend( {
		message_box_timeout: false,
		events: {
			'hidden.bs.modal': 'hide',
			'shown.bs.modal': 'shown'
		},
		initialize: function () {
			_.bindAll( this, 'setSize', 'hide' );
		},
		setSize: function () {
			var height = $( window ).height() - 150;
			this.$content.css( 'maxHeight', height );
		},
		render: function () {
			$( window ).bind( 'resize.ModalView', this.setSize );
			this.setSize();
			vc.closeActivePanel();
			this.$el.modal( 'show' );
			return this;
		},
		showMessage: function ( text, type ) {
			this.message_box_timeout && this.$el.find( '.vc_message' ).remove() && window.clearTimeout( this.message_box_timeout );
			this.message_box_timeout = false;
			var $message_box = $( '<div class="vc_message type-' + type + '"></div>' );
			this.$el.find( '.vc_modal-body' ).prepend( $message_box );
			$message_box.text( text ).fadeIn();
			this.message_box_timeout = window.setTimeout( function () {
				$message_box.remove();
			}, 6000 );
		},
		hide: function () {
			$( window ).unbind( 'resize.ModalView' );
		},
		shown: function () {
		}
	} );
	vc.element_start_index = 0;
	/**
	 * Add element block to page or shortcodes container.
	 * @type {*}
	 */
	vc.AddElementBlockView = vc.ModalView.extend( {
		el: $( '#vc_add-element-dialog' ),
		prepend: false,
		builder: '',
		events: {
			'click .vc_shortcode-link': 'createElement',
			'keyup #vc_elements_name_filter': 'filterElements',
			'hidden.bs.modal': 'hide',
			'show.bs.modal': 'buildFiltering',
			'click .wpb-content-layouts-container [data-filter]': 'filterElements',
			'shown.bs.modal': 'shown'
		},
		buildFiltering: function () {
			this.do_render = false;
			var item_selector, tag, not_in;

			item_selector = '.wpb-layout-element-button';
			tag = this.model ? this.model.get( 'shortcode' ) : 'vc_column';
			not_in = this._getNotIn( tag );
			$( '#vc_elements_name_filter' ).val( '' );
			this.$content.addClass( 'vc_filter-all' );
			this.$content.attr( 'data-vc_filter', '*' );
			// New vision
			var as_parent = tag && ! _.isUndefined( vc.getMapped( tag ).as_parent ) ? vc.getMapped( tag ).as_parent : false;
			if ( _.isObject( as_parent ) ) {
				var parent_selector = [];
				if ( _.isString( as_parent.only ) ) {
					parent_selector.push( _.reduce( as_parent.only.replace( /\s/, '' ).split( ',' ),
						function ( memo, val ) {
							return memo + ( _.isEmpty( memo ) ? '' : ',') + '[data-element="' + val.trim() + '"]';
						},
						'' ) );
				}
				if ( _.isString( as_parent.except ) ) {
					parent_selector.push( _.reduce( as_parent.except.replace( /\s/, '' ).split( ',' ),
						function ( memo, val ) {
							return memo + ':not([data-element="' + val.trim() + '"])';
						},
						'' ) );
				}
				item_selector += parent_selector.join( ',' );
			} else {
				if ( not_in ) {
					item_selector = not_in;
				}
			}
			// OLD fashion
			if ( tag !== false && tag !== false && ! _.isUndefined( vc.getMapped( tag ).allowed_container_element ) ) {
				if ( vc.getMapped( tag ).allowed_container_element === false ) {
					item_selector += ':not([data-is-container=true])';
				} else if ( _.isString( vc.getMapped( tag ).allowed_container_element ) ) {
					item_selector += ':not([data-is-container=true]), [data-element=' + vc.getMapped( tag ).allowed_container_element + ']';
				}
			}
			this.$buttons.removeClass( 'vc_visible' ).addClass( 'vc_inappropriate' );
			$( item_selector, this.$content ).removeClass( 'vc_inappropriate' ).addClass( 'vc_visible' );
			this.hideEmptyFilters();
		},
		hideEmptyFilters: function () {
			this.$el.find( '.vc_filter-content-elements .active' ).removeClass( 'active' );
			this.$el.find( '.vc_filter-content-elements > :first' ).addClass( 'active' );
			var self = this;
			this.$el.find( '[data-filter]' ).each( function () {
				if ( ! $( $( this ).data( 'filter' ) + '.vc_visible:not(.vc_inappropriate)', self.$content ).length ) {
					$( this ).parent().hide();
				} else {
					$( this ).parent().show();
				}
			} );
		},
		render: function ( model, prepend ) {
			var $list, item_selector, tag, not_in;
			this.builder = new vc.ShortcodesBuilder();
			this.prepend = _.isBoolean( prepend ) ? prepend : false;
			this.place_after_id = _.isString( prepend ) ? prepend : false;
			this.model = _.isObject( model ) ? model : false;
			this.$content = this.$el.find( '.wpb-elements-list' );
			this.$buttons = $( '.wpb-layout-element-button', this.$content );
			return vc.AddElementBlockView.__super__.render.call( this );
		},
		hide: function () {
			$( window ).unbind( 'resize.vcAddElementModal' );
			if ( this.do_render ) {
				if ( this.show_settings ) {
					this.showEditForm();
				}
				this.exit();
			}
		},
		showEditForm: function () {
			vc.edit_element_block_view.render( this.builder.last() );
		},
		exit: function () {
			this.builder.render();
		},
		createElement: function ( e ) {
			this.do_render = true;
			e.preventDefault();
			var $control = $( e.currentTarget ),
				tag = $control.data( 'tag' ),
				model;
			if ( this.model === false && tag !== 'vc_row' ) {
				this.builder
					.create( { shortcode: 'vc_row' } )
					.create( { shortcode: 'vc_column', parent_id: this.builder.lastID(), params: { width: '1/1' } } );
				this.model = this.builder.last();
			} else if ( this.model !== false && tag === 'vc_row' ) {
				tag += '_inner';
			}
			var params = {
				shortcode: tag,
				parent_id: (this.model ? this.model.get( 'id' ) : false)
				// params: vc.getDefaults(tag)
			};
			if ( this.prepend ) {
				params.order = 0;
				var shortcode_first = vc.shortcodes.findWhere( { parent_id: this.model.get( 'id' ) } );
				if ( shortcode_first ) {
					params.order = shortcode_first.get( 'order' ) - 1;
				}
				vc.activity = 'prepend';
			} else if ( this.place_after_id ) {
				params.place_after_id = this.place_after_id;
			}
			this.builder.create( params );
			if ( tag === 'vc_row' ) {
				this.builder.create( {
					shortcode: 'vc_column',
					parent_id: this.builder.lastID(),
					params: { width: '1/1' }
				} );
			} else if ( tag === 'vc_row_inner' ) {
				this.builder.create( {
					shortcode: 'vc_column_inner',
					parent_id: this.builder.lastID(),
					params: { width: '1/1' }
				} );
			}
			if ( _.isString( vc.getMapped( tag ).default_content ) && vc.getMapped( tag ).default_content.length ) {
				var new_data = this.builder.parse( {},
					vc.getMapped( tag ).default_content,
					this.builder.last().toJSON() );
				_.each( new_data, function ( object ) {
					object.default_content = true;
					this.builder.create( object );
				}, this );
			}
			this.show_settings = _.isBoolean( vc.getMapped( tag ).show_settings_on_create ) && vc.getMapped( tag ).show_settings_on_create === false ? false : true;
			this.$el.modal( 'hide' );
		},
		getDefaultParams: function ( tag ) {
			var params = {};
			_.each( vc.getMapped( tag ).params, function ( param ) {
				if ( ! _.isUndefined( param.value ) ) {
					if ( vc.atts[ param.type ] && vc.atts[ param.type ].defaults ) {
						params[ param.param_name ] = vc.atts[ param.type ].defaults();
					} else {
						params[ param.param_name ] = param.value;
					}
				}
			} );
			return params;
		},
		_getNotIn: _.memoize( function ( tag ) {
			var selector = _.reduce( vc.map, function ( memo, shortcode ) {
				var separator = _.isEmpty( memo ) ? '' : ',';
				if ( _.isObject( shortcode.as_child ) ) {
					if ( _.isString( shortcode.as_child.only ) ) {
						if ( ! _.contains( shortcode.as_child.only.replace( /\s/, '' ).split( ',' ), tag ) ) {
							memo += separator + '[data-element=' + shortcode.base + ']';
						}
					}
					if ( _.isString( shortcode.as_child.except ) ) {
						if ( _.contains( shortcode.as_child.except.replace( /\s/, '' ).split( ',' ), tag ) ) {
							memo += separator + '[data-element=' + shortcode.base + ']';
						}
					}
				} else if ( shortcode.as_child === false ) {
					memo += separator + '[data-element=' + shortcode.base + ']';
				}
				return memo;
			}, '' );
			return '.wpb-layout-element-button:not(' + selector + ')';
		} ),
		filterElements: function ( e ) {
			e.stopPropagation();
			e.preventDefault();
			var $control = $( e.currentTarget ),
				filter = '.wpb-layout-element-button',
				name_filter = $( '#vc_elements_name_filter' ).val();
			this.$content.removeClass( 'vc_filter-all' );
			if ( $control.is( '[data-filter]' ) ) {
				$( '.wpb-content-layouts-container .isotope-filter .active', this.$content ).removeClass( 'active' );
				$control.parent().addClass( 'active' );
				var filter_value = $control.data( 'filter' );
				filter += filter_value;
				if ( filter_value == '*' ) {
					this.$content.addClass( 'vc_filter-all' );
				} else {
					this.$content.removeClass( 'vc_filter-all' );
				}
				this.$content.attr( 'data-vc_filter', filter_value.replace( '.category-', '' ) );
				$( '#vc_elements_name_filter' ).val( '' );
			} else if ( name_filter.length > 0 ) {
				filter += ":containsi('" + name_filter + "'):not('.vc_element-deprecated')";
				$( '.wpb-content-layouts-container .isotope-filter .active', this.$content ).removeClass( 'active' );
				this.$content.attr( 'data-vc_filter', 'name:' + name_filter );
			} else if ( name_filter.length == 0 ) {
				$( '.wpb-content-layouts-container .isotope-filter [data-filter="*"]' ).parent().addClass( 'active' );
				this.$content.attr( 'data-vc_filter', '*' );
				this.$content.addClass( 'vc_filter-all' );
			}
			$( '.vc_visible', this.$content ).removeClass( 'vc_visible' );
			$( filter, this.$content ).addClass( 'vc_visible' );
		},
		shown: function () {
			if ( ! vc.is_mobile ) {
				$( '#vc_elements_name_filter' ).focus();
			}
		}
	} );
	/**
	 * Add element to admin
	 * @type {*}
	 */
	vc.AddElementBlockViewBackendEditor = vc.AddElementBlockView.extend( {
		render: function ( model, prepend ) {
			var $list, item_selector, tag, not_in;
			this.prepend = _.isBoolean( prepend ) ? prepend : false;
			this.place_after_id = _.isString( prepend ) ? prepend : false;
			this.model = _.isObject( model ) ? model : false;
			this.$content = this.$el.find( '.wpb-elements-list' );
			this.$buttons = $( '.wpb-layout-element-button', this.$content );
			return vc.AddElementBlockView.__super__.render.call( this );
		},
		createElement: function ( e ) {
			var model, column, row;
			_.isObject( e ) && e.preventDefault();
			this.do_render = true;
			var tag = $( e.currentTarget ).data( 'tag' );
			if ( this.model === false ) {
				row = vc.shortcodes.create( { shortcode: 'vc_row' } );
				column = vc.shortcodes.create( {
					shortcode: 'vc_column',
					params: { width: '1/1' },
					parent_id: row.id,
					root_id: row.id
				} );
				if ( tag != 'vc_row' ) {
					model = vc.shortcodes.create( {
						shortcode: tag,
						parent_id: column.id,
						// params: vc.getDefaults(tag),
						root_id: row.id
					} );
				} else {
					model = row;
				}
			} else {
				if ( tag == 'vc_row' ) {
					row = vc.shortcodes.create( {
						shortcode: 'vc_row_inner',
						parent_id: this.model.id,
						order: (this.prepend ? this.getFirstPositionIndex() : vc.shortcodes.getNextOrder())
					} );
					model = vc.shortcodes.create( {
						shortcode: 'vc_column_inner',
						params: { width: '1/1' },
						parent_id: row.id,
						root_id: row.id
					} );
				} else {
					model = vc.shortcodes.create( {
						shortcode: tag,
						parent_id: this.model.id,
						order: (this.prepend ? this.getFirstPositionIndex() : vc.shortcodes.getNextOrder()),
						// params: vc.getDefaults(tag),
						root_id: this.model.get( 'root_id' )
					} );
				}
			}
			this.show_settings = _.isBoolean( vc.getMapped( tag ).show_settings_on_create ) && vc.getMapped( tag ).show_settings_on_create === false ? false : true;
			this.model = model;
			this.$el.modal( 'hide' );
		},
		showEditForm: function () {
			vc.edit_element_block_view.render( this.model );
		},
		exit: function () {
		},
		getFirstPositionIndex: function () {
			vc.element_start_index -= 1;
			return vc.element_start_index;
		}
	} );
	/**
	 * Panel prototype
	 */
	vc.PanelView = Backbone.View.extend( {
		panelName: 'panel',
		draggable: false,
		$body: false,
		$tabs: false,
		$content: false,
		events: {
			'click [data-dismiss=panel]': 'hide',
			'mouseover [data-transparent=panel]': 'addOpacity',
			'click [data-transparent=panel]': 'toggleOpacity',
			'mouseout [data-transparent=panel]': 'removeOpacity',
			'click .vc_panel-tabs-link': 'changeTab'
		},
		options: {
			startTab: 0
		},
		clicked: false,
		initialize: function () {
			this.clicked = false;
			this.$el.removeClass( 'vc_panel-opacity' );
			this.$body = $( 'body' );
			this.$content = this.$el.find( '.vc_panel-body' );
			_.bindAll( this, 'setSize', 'fixElContainment', 'changeTab', 'setTabsSize' );
		},
		toggleOpacity: function () {
			this.clicked = ! this.clicked;
		},
		addOpacity: function () {
			! this.clicked && this.$el.addClass( 'vc_panel-opacity' );
		},
		removeOpacity: function () {
			! this.clicked && this.$el.removeClass( 'vc_panel-opacity' );
		},
		message_box_timeout: false,
		init: function () {
		},
		show: function () {
			vc.closeActivePanel();
			this.init();
			vc.active_panel = this;
			this.clicked = false;
			this.$el.css( 'height', 'auto' );
			this.$el.removeClass( 'vc_panel-opacity' );
			var $tabs = this.$el.find( '.vc_panel-tabs' );
			if ( $tabs.length ) {
				this.$tabs = $tabs;
				this.setTabs();
			}
			$( window ).unbind( 'resize.vcPropertyPanel' ).bind( 'resize.vcPropertyPanel', this.setSize );
			this.setSize();
			this.$el.show();
			if ( ! this.draggable ) {
				this.initDraggable();
			} else {
				$( window ).trigger( 'resize' );
			}
			this.fixElContainment();
		},
		hide: function ( e ) {
			e && e.preventDefault();
			$( window ).unbind( 'resize.vcPropertyPanel' );
			vc.active_panel = false;
			this.$el.hide();
		},
		content: function () {
			return this.$el.find( '.panel-body' );
		},
		fixElContainment: function () {
			if ( ! this.$body ) {
				this.$body = $( 'body' );
			}
			var el_w = this.$el.width(),
				el_h = this.$el.height(),
				container_w = this.$body.width(),
				container_h = this.$body.height();

			// To be sure that containment always correct, even after resize
			var containment = [
				- el_w + 20,
				0,
				container_w - 20,
				container_h - 30
			];
			var positions = this.$el.position();
			var new_positions = {};
			if ( positions.left < containment[ 0 ] ) {
				new_positions.left = containment[ 0 ];
			}
			if ( positions.top < 0 ) {
				new_positions.top = 0;
			}
			if ( positions.left > containment[ 2 ] ) {
				new_positions.left = containment[ 2 ];
			}
			if ( positions.top > containment[ 3 ] ) {
				new_positions.top = containment[ 3 ];
			}
			this.$el.css( new_positions );
		},
		/**
		 * Init draggable feature for panels to allow it Moving, also allow moving only in proper containment
		 */
		initDraggable: function () {
			this.$el.draggable( {
				//containment:containment,
				iframeFix: true,
				handle: '.vc_panel-heading',
				start: this.fixElContainment,
				stop: this.fixElContainment
			} );
			$( window ).unbind( 'resize.fixElContainment' ).bind( 'resize.fixElContainment', this.fixElContainment );
			$( window ).unbind( 'scroll.fixElContainment' ).bind( 'scroll.fixElContainment', this.fixElContainment );
			this.draggable = true;
		},
		setSize: function () {
			var height = $( window ).height() - parseInt( this.$el.css( 'top' ) ) - 170;
			if ( height < 95 ) {
				height = 95;
			}
			this.$content.css( 'maxHeight', height );
		},
		setTabs: function () {
			if ( this.$tabs.length ) {
				this.$tabs.find( '.vc_panel-tabs-control' ).removeClass( 'vc_active' ).eq( this.options.startTab ).addClass( 'vc_active' );
				this.$tabs.find( '.vc_panel-tab' ).removeClass( 'vc_active' ).eq( this.options.startTab ).addClass( 'vc_active' );
				window.setTimeout( this.setTabsSize, 100 );
			}
		},
		setTabsSize: function () {
			this.$tabs && this.$tabs.parents( '.vc_with-tabs.vc_panel-body' ).css( 'margin-top',
				this.$tabs.find( '.vc_panel-tabs-menu' ).outerHeight() );
		},
		changeTab: function ( e ) {
			e && e.preventDefault && e.preventDefault();
			if ( e.target && this.$tabs ) {
				var $tab = $( e.target );
				this.$tabs.find( '.vc_active' ).removeClass( 'vc_active' );
				$tab.parent().addClass( 'vc_active' );
				this.$el.find( $tab.data( 'target' ) ).addClass( 'vc_active' );
				window.setTimeout( this.setTabsSize, 100 );
			}
		},
		showMessage: function ( text, type ) {
			this.message_box_timeout && this.$el.find( '.vc_panel-message' ).remove() && window.clearTimeout( this.message_box_timeout );
			this.message_box_timeout = false;
			var $message_box = $( '<div class="vc_panel-message type-' + type + '"></div>' ).appendTo( this.$el.find( '.vc_panel-body' ) );
			$message_box.text( text ).fadeIn();
			this.message_box_timeout = window.setTimeout( function () {
				$message_box.remove();
			}, 6000 );
		},
		minimizeBody: function ( e ) {
			e && e.preventDefault && e.preventDefault();
			this.$el.find( '.panel-body,.panel-footer' ).slideToggle();
		},
		isVisible: function () {
			return this.$el.is( ':visible' );
		}
	} );
	/**
	 * Shortcode settings panel
	 * @type {*}
	 */
	vc.EditElementPanelView = vc.PanelView.extend( {
		panelName: 'edit_element',
		el: $( '#vc_properties-panel' ),
		tabsInit: false,
		doCheckTabs: true,
		$tabsMenu: false,
		dependent_elements: {},
		mapped_params: {},
		draggable: false,
		panelInit: false,
		$spinner: false,
		ajax: false,
		events: {
			'click [data-save=true]': 'save',
			'click [data-dismiss=panel]': 'hide',
			'mouseover [data-transparent=panel]': 'addOpacity',
			'click [data-transparent=panel]': 'toggleOpacity',
			'mouseout [data-transparent=panel]': 'removeOpacity'
		},
		initialize: function () {
			_.bindAll( this, 'setSize', 'setTabsSize', 'fixElContainment' );
		},
		render: function ( model, not_request_template ) {
			if ( this.$el.is( ':hidden' ) ) {
				vc.closeActivePanel();
			}
			this.model = model;
			vc.active_panel = this;
			this.$el.removeClass( 'vc_panel-opacity' );
			this.clicked = false;
			this.$el.css( 'height', 'auto' );
			var tag = this.model.get( 'shortcode' ),
				params = this.model.setting( 'params' ) || [];
			_.bindAll( this, 'hookDependent' );
			this.$el.attr( 'data-vc-shortcode', this.model.get( 'shortcode' ) );
			this.tabsInit = false;
			this.mapped_params = {};
			this.dependent_elements = {};
			_.each( params, function ( param ) {
				this.mapped_params[ param.param_name ] = param;
			}, this );
			this.$content = not_request_template ? this.$el : this.$el.find( '.vc_properties-list' ).removeClass( 'vc_with-tabs' );
			this.$content.html( "" ); // if multiple times pressed
			this.$spinner = $( '<span class="vc_spinner"></span>' );
			this.$content.prepend( this.$spinner );
			this.show();
			this.ajax = $.ajax( {
				type: 'POST',
				url: window.ajaxurl,
				data: this.ajaxData(),
				context: this
			} ).done( function ( data ) {
				var $data = $( data ).hide();
				this.$content.html( $data );
				this.init();
				$data.show();
				this.$el.trigger( 'vcPanel.shown' );
				this.setSize();
				this.$spinner.remove();
				this.$content.scrollTop( 0 );
			} );
			this.setTitle();
			return this;
		},
		ajaxData: function () {
			return {
				action: 'vc_edit_form', // OLD version wpb_show_edit_form
				tag: this.model.get( 'shortcode' ),
				post_id: $( '#post_ID' ).val(),
				params: this.model.get( 'params' )
				// shortcode: vc.builder.toString(this.model)
			};
		},
		init: function () {
			var self = this;
			$( '.vc_shortcode-param', this.content() ).each( function () {
				var param = {};
				var $el = $( this );
				param.type = $el.data( 'param_type' );
				param.param_name = $el.data( 'param_name' );
				vc.atts.init.call( self, param, $el );
			} );
			this.initDependency();
			$( '.wpb-edit-form .textarea_html' ).each( function () {
				window.init_textarea_html( $( this ) );
			} );
			this.panelInit = true;
		},
		initDependency: function () {
			// setup dependencies
			var callDependencies = {};
			_.each( this.mapped_params, function ( param ) {
				if ( _.isObject( param ) && _.isObject( param.dependency ) && _.isString( param.dependency.element ) ) {
					var $masters = $( '[name=' + param.dependency.element + '].wpb_vc_param_value', this.$content ),
						$slave = $( '[name= ' + param.param_name + '].wpb_vc_param_value', this.$content );
					_.each( $masters, function ( master ) {
						var $master = $( master ),
							name = $master.attr( 'name' ),
							rules = param.dependency;
						if ( ! _.isArray( this.dependent_elements[ $master.attr( 'name' ) ] ) ) {
							this.dependent_elements[ $master.attr( 'name' ) ] = [];
						}
						this.dependent_elements[ $master.attr( 'name' ) ].push( $slave );
						//
						! $master.data( 'dependentSet' )
						&& $master.attr( 'data-dependent-set', 'true' )
						&& $master.bind( 'keyup change', this.hookDependent );
						if ( ! callDependencies[ name ] ) {
							callDependencies[ name ] = $master;
						}
						if ( _.isString( rules.callback ) ) {
							window[ rules.callback ].call( this );
						}
					}, this );
				}
			}, this );
			this.doCheckTabs = false;
			_.each( callDependencies, function ( obj ) {
				this.hookDependent( { currentTarget: obj } );
			}, this );
			this.doCheckTabs = true;
			this.checkTabs();
			callDependencies = null;
		},
		hookDependent: function ( e ) {
			var $master = $( e.currentTarget ),
				$master_container = $master.closest( '.vc_column' ),
				is_empty,
				dependent_elements = _.isArray( dependent_elements ) ? dependent_elements : this.dependent_elements[ $master.attr( 'name' ) ],
				master_value = $master.is( ':checkbox' ) ? _.map( this.$content.find( '[name=' + $( e.currentTarget ).attr( 'name' ) + '].wpb_vc_param_value:checked' ),
					function ( element ) {
						return $( element ).val();
					} )
					: $master.val(),
				checkTabs = true && this.doCheckTabs;
			this.doCheckTabs = false;
			is_empty = $master.is( ':checkbox' ) ? ! this.$content.find( '[name=' + $master.attr( 'name' ) + '].wpb_vc_param_value:checked' ).length
				: ! master_value.length;
			if ( $master_container.hasClass( 'vc_dependent-hidden' ) ) {
				_.each( dependent_elements, function ( $element ) {
					var event = jQuery.Event( 'change' );
					event.extra_type = 'vcHookDepended';
					$element.closest( '.vc_column' ).addClass( 'vc_dependent-hidden' );
					$element.trigger( event );
				} );
			} else {
				_.each( dependent_elements, function ( $element ) {
					var param_name = $element.attr( 'name' ),
						rules = _.isObject( this.mapped_params[ param_name ] ) && _.isObject( this.mapped_params[ param_name ].dependency ) ? this.mapped_params[ param_name ].dependency : {},
						$param_block = $element.closest( '.vc_column' );
					if ( _.isBoolean( rules.not_empty ) && rules.not_empty === true && ! is_empty ) { // Check is not empty show dependent Element.
						$param_block.removeClass( 'vc_dependent-hidden' );
					} else if ( _.isBoolean( rules.is_empty ) && rules.is_empty === true && is_empty ) {
						$param_block.removeClass( 'vc_dependent-hidden' );
					} else if ( rules.value && _.intersection( (_.isArray( rules.value ) ? rules.value : [ rules.value ]),
							(_.isArray( master_value ) ? master_value : [ master_value ]) ).length ) {
						$param_block.removeClass( 'vc_dependent-hidden' );
					} else if ( rules.value_not_equal_to && ! _.intersection( (_.isArray( rules.value_not_equal_to ) ? rules.value_not_equal_to : [ rules.value_not_equal_to ]),
							(_.isArray( master_value ) ? master_value : [ master_value ]) ).length ) {
						$param_block.removeClass( 'vc_dependent-hidden' );
					} else {
						$param_block.addClass( 'vc_dependent-hidden' );
					}
					var event = jQuery.Event( 'change' );
					event.extra_type = 'vcHookDepended';
					$element.trigger( event );
				}, this );
			}
			if ( checkTabs ) {
				this.checkTabs();
				this.doCheckTabs = true;
			}
			return this;
		},
		// Hide tabs if all params inside is vc_dependent-hidden
		checkTabs: function () {
			var that = this;
			if ( this.tabsInit === false ) {
				this.tabsInit = true;
				if ( this.$content.hasClass( 'vc_with-tabs' ) ) {
					this.$tabsMenu = this.$content.find( '.vc_edit-form-tabs-menu' );
				}
			}
			if ( this.$tabsMenu ) {
				this.$content.find( '.vc_edit-form-tab' ).each( function ( index ) {
					var $tabControl = that.$tabsMenu.find( '> [data-tab-index="' + index + '"]' );
					if ( $( this ).find( '.vc_shortcode-param:not(".vc_dependent-hidden")' ).length ) {
						if ( $tabControl.hasClass( 'vc_dependent-hidden' ) ) {
							$tabControl.removeClass( 'vc_dependent-hidden' ).removeClass( 'vc_tab-color-animated' ).addClass( 'vc_tab-color-animated' );
							window.setTimeout( function () {
								$tabControl.removeClass( 'vc_tab-color-animated' )
							}, 200 );
						}
					} else {
						$tabControl.addClass( 'vc_dependent-hidden' );
					}
				} );
				// new enchacement from #1467
				window.setTimeout( this.setTabsSize, 100 );
			}
		},
		/**
		 * new enchacement from #1467
		 * Set tabs positions absolute and height relative to content, to make sure it is stacked to top of panel
		 * @since 4.4
		 */
		setTabsSize: function () {
			this.$tabsMenu.parents( '.vc_with-tabs.vc_panel-body' ).css( 'margin-top', this.$tabsMenu.outerHeight() );
		},
		setActive: function () {
			this.$el.prev().addClass( 'active' );
		},
		window: function () {
			return window;
		},
		getParams: function () {
			var attributes_settings = this.mapped_params;
			this.params = _.extend( {}, this.model.get( 'params' ) );
			_.each( attributes_settings, function ( param ) {
				var value = vc.atts.parseFrame.call( this, param );
				if ( (_.isUndefined( param.save_always ) || param.save_always == false) && (_.isNull( value ) || value === '') ) {
					delete this.params[ param.param_name ];
				} else {
					this.params[ param.param_name ] = value;
				}
			}, this );
			_.each( vc.edit_form_callbacks, function ( callback ) {
				callback.call( this );
			}, this );
			return this.params;
		},
		content: function () {
			return this.$content;
		},
		save: function () {
			if ( ! this.panelInit ) {
				return;
			}
			this.model.save( { params: this.getParams() } );
			this.showMessage( window.sprintf( window.i18nLocale.inline_element_saved,
				vc.getMapped( this.model.get( 'shortcode' ) ).name ), 'success' );
			! vc.frame_window && this.hide();
		},
		show: function () {
			$( window ).bind( 'resize.vcPropertyPanel', this.setSize );
			this.$el.show();
			if ( ! this.draggable ) {
				this.initDraggable();
			}
			this.setSize();
			this.fixElContainment();
		},
		hide: function ( e ) {
			e && e.preventDefault();
			this.ajax && this.ajax.abort();
			this.ajax = false;
			vc.active_panel = false;
			$( window ).unbind( 'resize.vcPropertyPanel' );
			this._killEditor();
			this.$el.hide();
			this.$el.find( '.vc_properties-list' ).removeClass( 'vc_with-tabs' ).css( 'margin-top', 'auto' );
			this.$content.empty().html( '' );
		},
		setTitle: function () {
			this.$el.find( '.vc_panel-title' ).text( vc.getMapped( this.model.get( 'shortcode' ) ).name + ' ' + window.i18nLocale.settings );
			return this;
		},
		_killEditor: function () {
			if ( ! _.isUndefined( window.tinyMCE ) ) {
				$( 'textarea.textarea_html', this.$el ).each( function () {
					var id = $( this ).attr( 'id' );
					if ( tinymce.majorVersion === "4" ) {
						window.tinyMCE.execCommand( 'mceRemoveEditor', true, id );
					} else {
						window.tinyMCE.execCommand( "mceRemoveControl", true, id );
					}
				} );
			}
			// TODO: move with new version of params types.
			jQuery( 'body' ).off( 'click.wpcolorpicker' );
		}
	} );
	/**
	 * Post custom css
	 * @type {Number}
	 */
	vc.PostSettingsPanelView = vc.PanelView.extend( {
		events: {
			'click [data-save=true]': 'save',
			'click [data-dismiss=panel]': 'hide',
			'click [data-transparent=panel]': 'toggleOpacity',
			'mouseover [data-transparent=panel]': 'addOpacity',
			'mouseout [data-transparent=panel]': 'removeOpacity'
		},
		saved_css_data: '',
		saved_title: '',
		$title: false,
		editor: false,
		post_settings_editor: false,
		initialize: function () {
			vc.$custom_css = $( '#vc_post-custom-css' );
			this.saved_css_data = vc.$custom_css.val();
			this.saved_title = vc.title;
			this.editor = new Vc_postSettingsEditor();
			this.$body = $( 'body' );
			_.bindAll( this, 'setSize', 'fixElContainment' );
		},
		render: function () {
			this.$title = this.$el.find( '#vc_page-title-field' );
			this.$title.val( vc.title );
			this.setEditor();
			return this;
		},
		setEditor: function () {
			this.editor.setEditor( vc.$custom_css.val() );
		},
		setSize: function () {
			this.editor.setSize();
		},
		save: function () {
			if ( this.$title ) {
				var title = this.$title.val();
				if ( title != vc.title ) {
					vc.frame.setTitle( title );
				}
			}
			this.setAlertOnDataChange();
			vc.$custom_css.val( this.editor.getValue() );
			vc.frame_window && vc.frame_window.vc_iframe.loadCustomCss( vc.$custom_css.val() );
			vc.updateSettingsBadge();
			this.showMessage( window.i18nLocale.css_updated, 'success' );
		},
		/**
		 * Set alert if custom css data differs from saved data.
		 */
		setAlertOnDataChange: function () {
			if ( this.saved_css_data !== this.editor.getValue() ) {
				vc.setDataChanged();
			} else if ( this.$title && this.saved_title !== this.$title.val() ) {
				vc.setDataChanged();
			}
		}
	} );
	vc.PostSettingsPanelViewBackendEditor = vc.PostSettingsPanelView.extend( {
		render: function () {
			this.setEditor();
			return this;
		},
		/**
		 * Set alert if custom css data differs from saved data.
		 */
		setAlertOnDataChange: function () {
			if ( vc.saved_custom_css !== this.editor.getValue() && window.tinymce ) {
				window.switchEditors.go( 'content', 'tmce' );
				window.setTimeout( function () {
					window.tinymce.get( 'content' ).isNotDirty = false;
				}, 1000 );
			}
		},
		save: function () {
			vc.PostSettingsPanelViewBackendEditor.__super__.save.call( this );
			this.hide();
		}
	} );

	/**
	 * Templates editor
	 * @deprecated since 4.4 use vc.TemplatesModalViewBackend/Frontend
	 * @type {*}
	 */
	vc.TemplatesEditorPanelView = vc.PanelView.extend( {
		events: {
			'click [data-dismiss=panel]': 'hide',
			'click [data-transparent=panel]': 'toggleOpacity',
			'mouseover [data-transparent=panel]': 'addOpacity',
			'mouseout [data-transparent=panel]': 'removeOpacity',
			'click .wpb_remove_template': 'removeTemplate',
			'click [data-template_id]': 'loadTemplate',
			'click [data-template_name]': 'loadDefaultTemplate',
			'click #vc_template-save': 'saveTemplate'
		},
		render: function () {
			var $tabs = $( "#vc_tabs-templates" );
			this.$name = $( '#vc_template-name' );
			this.$list = $( '#vc_template-list' );
			//$("#vc_tabs-templates").tabs();
			var $tabs = $( '#vc_tabs-templates' );
			$tabs.find( '.vc_edit-form-tab-control' ).removeClass( 'vc_active' ).eq( 0 ).addClass( 'vc_active' );
			$tabs.find( '.vc_edit-form-tab' ).removeClass( 'vc_active' ).eq( 0 ).addClass( 'vc_active' );
			$tabs.find( '.vc_edit-form-link' ).click( function ( e ) {
				e.preventDefault();
				var $this = $( this );
				$tabs.find( '.vc_active' ).removeClass( 'vc_active' );
				$this.parent().addClass( 'vc_active' );
				$( $this.attr( 'href' ) ).addClass( 'vc_active' );
			} );
			return this;
		},
		/**
		 * Remove template from server database.
		 * @param e - Event object
		 */
		removeTemplate: function ( e ) {
			e && e.preventDefault();
			var $button = $( e.currentTarget );
			var template_name = $button.closest( '.wpb_template_li' ).find( 'a' ).text();
			var answer = confirm( window.i18nLocale.confirm_deleting_template.replace( '{template_name}',
				template_name ) );
			if ( answer ) {
				// this.reloadTemplateList(data);
				/*$.post(window.ajaxurl, {
				 action: 'wpb_delete_template',
				 template_id: $button.attr('rel'),
				 vc_inline: true
				 });
				 $button.closest('.wpb_template_li').remove();*/
				$button.closest( '.wpb_template_li' ).remove();
				this.$list.html( window.i18nLocale.loading );
				$.ajax( {
					type: 'POST',
					url: window.ajaxurl,
					data: {
						action: 'wpb_delete_template',
						template_id: $button.attr( 'rel' ),
						vc_inline: true
					},
					context: this
				} ).done( function ( html ) {
					this.$list.html( html );
				} );
			}
		},
		/**
		 * Load saved template from server.
		 * @param e - Event object
		 */
		loadTemplate: function ( e ) {
			e && e.preventDefault();
			var $button = $( e.currentTarget );
			$.ajax( {
				type: 'POST',
				url: vc.frame_window.location.href,
				data: {
					action: 'vc_frontend_template',
					template_id: $button.data( 'template_id' ),
					vc_inline: true
				},
				context: this
			} ).done( function ( html ) {
				var template, data;
				_.each( $( html ), function ( element ) {
					if ( element.id === "vc_template-data" ) {
						try {
							data = JSON.parse( element.innerHTML )
						} catch ( e ) {
							window.console && window.console.error && window.console.error( e,
								'catching template data error' );
						}
					}
					if ( element.id === "vc_template-html" ) {
						template = element.innerHTML;
					}
				} );
				template && data && vc.builder.buildFromTemplate( template, data );
				this.showMessage( window.i18nLocale.template_added, 'success' );
				/*
				 _.each(vc.filters.templates, function (callback) {
				 shortcodes = callback(shortcodes);
				 });
				 */
				//vc.storage.append(shortcodes);
				//Shortcodes.fetch({reset: true});
			} );
		},
		ajaxData: function ( $button ) {
			return {
				action: 'vc_frontend_default_template',
				template_name: $button.data( 'template_name' ),
				vc_inline: true
			};
		},
		/**
		 * Load saved template from server.
		 * @param e - Event object
		 */
		loadDefaultTemplate: function ( e ) {
			e && e.preventDefault();
			var $button = $( e.currentTarget );
			$.ajax( {
				type: 'POST',
				url: vc.frame_window.location.href,
				data: this.ajaxData( $button ),
				context: this
			} ).done( function ( html ) {
				var template, data;
				_.each( $( html ), function ( element ) {
					if ( element.id === "vc_template-data" ) {
						try {
							data = JSON.parse( element.innerHTML )
						} catch ( e ) {
							window.console && window.console.error && window.console.error( e,
								'catching template data error' );
						}
					}
					if ( element.id === "vc_template-html" ) {
						template = element.innerHTML;
					}
				} );
				template && data && vc.builder.buildFromTemplate( template, data );
				this.showMessage( window.i18nLocale.template_added, 'success' );
				/*
				 _.each(vc.filters.templates, function (callback) {
				 shortcodes = callback(shortcodes);
				 });
				 */
				//vc.storage.append(shortcodes);
				//Shortcodes.fetch({reset: true});
			} );
		},
		/**
		 * Save current shortcode design as template with title.
		 * @param e - Event object
		 */
		saveTemplate: function ( e ) {
			e.preventDefault();
			var name = this.$name.val(),
				data, shortcodes;
			if ( _.isString( name ) && name.length ) {
				shortcodes = this.getPostContent();
				if ( ! shortcodes.trim().length ) {
					this.showMessage( window.i18nLocale.template_is_empty, 'error' );
					return false;
				}
				data = {
					action: 'wpb_save_template',
					template: shortcodes,
					template_name: name,
					frontend: true,
					vc_inline: true
				};
				this.$name.val( '' );
				this.showMessage( window.i18nLocale.template_save, 'success' );
				this.reloadTemplateList( data );
			} else {
				this.showMessage( window.i18nLocale.please_enter_templates_name, 'error' );
			}
		},
		reloadTemplateList: function ( data ) {
			this.$list.html( window.i18nLocale.loading ).load( window.ajaxurl, data );
		},
		getPostContent: function () {
			return vc.builder.getContent();
		}
	} );
	vc.TemplatesEditorPanelViewBackendEditor = vc.TemplatesEditorPanelView.extend( {
		ajaxData: function ( $button ) {
			return {
				action: 'vc_backend_template',
				template_id: $button.attr( 'data-template_id' ),
				vc_inline: true
			};
		},
		/**
		 * Load saved template from server.
		 * @param e - Event object
		 */
		loadTemplate: function ( e ) {
			e.preventDefault();
			var $button = $( e.currentTarget );
			$.ajax( {
				type: 'POST',
				url: window.ajaxurl,
				data: this.ajaxData( $button ),
				context: this
			} ).done( function ( shortcodes ) {
				_.each( vc.filters.templates, function ( callback ) {
					shortcodes = callback( shortcodes );
				} );
				vc.storage.append( shortcodes );
				vc.shortcodes.fetch( { reset: true } );
				this.showMessage( window.i18nLocale.template_added, 'success' );
			} );
		},
		/**
		 * Load default template from server.
		 * @param e - Event object
		 */
		loadDefaultTemplate: function ( e ) {
			e.preventDefault();
			var $button = $( e.currentTarget );
			$.ajax( {
				type: 'POST',
				url: window.ajaxurl,
				data: {
					action: 'vc_backend_default_template',
					template_name: $button.attr( 'data-template_name' ),
					vc_inline: true
				},
				context: this
			} ).done( function ( shortcodes ) {
				_.each( vc.filters.templates, function ( callback ) {
					shortcodes = callback( shortcodes );
				} );
				vc.storage.append( shortcodes );
				vc.shortcodes.fetch( { reset: true } );
				this.showMessage( window.i18nLocale.template_added, 'success' );
			} );
		},
		getPostContent: function () {
			return vc.storage.getContent();
		}
	} );

	/**
	 * @since 4.4
	 */
	vc.TemplatesPanelViewBackend = vc.PanelView.extend( {
		// new feature -> elements filtering
		$name: false,
		$list: false,
		template_load_action: 'vc_backend_load_template',
		save_template_action: 'vc_save_template',
		delete_template_action: 'vc_delete_template',
		appendedTemplateType: 'my_templates',
		appendedTemplateCategory: 'my_templates',
		appendedCategory: 'my_templates',
		appendedClass: 'my_templates',
		loadUrl: window.ajaxurl,
		events: $.extend( vc.PanelView.prototype.events, {
			'click .vc_template-save-btn': 'saveTemplate',
			'click [data-template_unique_id] [data-template-handler]': 'loadTemplate',
			'click .vc_template-delete-icon': 'removeTemplate'
		} ),
		initialize: function () {
			vc.TemplatesPanelViewBackend.__super__.initialize.call( this );
		},
		render: function () {
			this.$el.css( 'left', ($( window ).width() - this.$el.width()) / 2 );
			this.$name = this.$el.find( '.vc_panel-templates-name' );
			this.$list = this.$el.find( '.vc_templates-list-my_templates' );
			return vc.TemplatesPanelViewBackend.__super__.render.call( this );
		},
		/**
		 * Save My Template
		 * @param e
		 * @returns {boolean}
		 */
		saveTemplate: function ( e ) {
			e.preventDefault();
			var name = this.$name.val(),
				data, shortcodes;
			if ( _.isString( name ) && name.length ) {
				shortcodes = this.getPostContent();
				if ( ! shortcodes.trim().length ) {
					this.showMessage( window.i18nLocale.template_is_empty, 'error' );
					return false;
				}
				data = {
					action: this.save_template_action,
					template: shortcodes,
					template_name: name,
					vc_inline: true
				};
				this.$name.val( '' );
				this.reloadTemplateList( data ); // todo modify this
			} else {
				this.showMessage( window.i18nLocale.please_enter_templates_name, 'error' );
				return false;
			}
		},
		/**
		 * Remove template from server database.
		 * @param e - Event object
		 */
		removeTemplate: function ( e ) {
			e && e.preventDefault();
			var $button = $( e.target );
			var $template = $button.parents( '.vc_template' );
			var template_name = $template.find( '.vc_template-display-title' ).text();
			var answer = confirm( window.i18nLocale.confirm_deleting_template.replace( '{template_name}',
				template_name ) );
			if ( answer ) {
				var template_id = $template.data( 'template_unique_id' );
				$template.remove();
				$.ajax( {
					type: 'POST',
					url: window.ajaxurl,
					data: {
						action: this.delete_template_action,
						template_id: template_id,
						vc_inline: true
					},
					context: this
				} ).done( function () {
					this.showMessage( window.i18nLocale.template_removed, 'success' );
				} );
			}
		},
		reloadTemplateList: function ( data ) {
			var self = this;
			var $template = $( '<li class="vc_template vc_col-sm-4 vc_templates-template-type-' + this.appendedClass + '"></li>' );
			$template.load( window.ajaxurl, data, function ( html ) {
				self.filter = false; // reset current filter
				$template.attr( 'data-category', self.appendedTemplateCategory );
				$template.attr( 'data-template_unique_id', $( html ).data( 'template_id' ) );
				$template.attr( 'data-template_type', self.appendedTemplateType );
				self.showMessage( window.i18nLocale.template_save, 'success' );
				self.$list.prepend( $( this ) );
			} );
		},
		getPostContent: function () {
			return vc.shortcodes.stringify( 'template' );
		},
		loadTemplate: function ( e ) {
			e.preventDefault();
			var $template_data = $( e.target ).parents( '.vc_template' );
			$.ajax( {
				type: 'POST',
				url: this.loadUrl,
				data: {
					action: this.template_load_action,
					template_unique_id: $template_data.data( 'template_unique_id' ),
					template_type: $template_data.data( 'template_type' ),
					vc_inline: true
				},
				context: this
			} ).done( this.renderTemplate );
		},
		renderTemplate: function ( html ) {
			var models, models_has_id;

			_.each( vc.filters.templates, function ( callback ) {
				html = callback( html );
			} );

			models = vc.storage.parseContent( {}, html );
			models_has_id = false;
			_.each( models, function ( model ) {
				vc.shortcodes.create( model );
				if ( ! models_has_id ) {
					var param = vc.shortcodeHasIdParam( model.shortcode );
					if ( param && ! _.isUndefined( model.params ) && ! _.isUndefined( model.params[ param.param_name ] ) && model.params[ param.param_name ].length > 0 ) {
						models_has_id = true;
					}
				}
			} );

			if ( models_has_id ) {
				this.showMessage( window.i18nLocale.template_added_with_id, 'error' );
			} else {
				this.showMessage( window.i18nLocale.template_added, 'success' );
			}
		}
	} );

	/**
	 * @since 4.4
	 */
	vc.TemplatesPanelViewFrontend = vc.TemplatesPanelViewBackend.extend( {
		template_load_action: 'vc_frontend_load_template',
		loadUrl: false,
		initialize: function () {
			this.loadUrl = vc.$frame.attr( 'src' );
			vc.TemplatesPanelViewFrontend.__super__.initialize.call( this );
		},
		render: function () {
			return vc.TemplatesPanelViewFrontend.__super__.render.call( this );
		},
		renderTemplate: function ( html ) {
			// Render template for frontend
			var template, data;
			_.each( $( html ), function ( element ) {
				if ( element.id === "vc_template-data" ) {
					try {
						data = JSON.parse( element.innerHTML )
					} catch ( e ) {
						window.console && window.console.error && console.error( e );
					}
				}
				if ( element.id === "vc_template-html" ) {
					template = element.innerHTML;
				}
			} );
			if ( template && data && vc.builder.buildFromTemplate( template, data ) ) {
				this.showMessage( window.i18nLocale.template_added_with_id, 'error' );
			} else {
				this.showMessage( window.i18nLocale.template_added, 'success' );
			}
		}
	} );

	vc.RowLayoutEditorPanelView = vc.PanelView.extend( {
		events: {
			'click [data-dismiss=panel]': 'hide',
			'click [data-transparent=panel]': 'toggleOpacity',
			'mouseover [data-transparent=panel]': 'addOpacity',
			'mouseout [data-transparent=panel]': 'removeOpacity',
			'click .vc_layout-btn': 'setLayout',
			'click #vc_row-layout-update': 'updateFromInput'
		},
		_builder: false,
		render: function ( model ) {
			this.$input = $( '#vc_row-layout' );
			if ( model ) {
				this.model = model;
			}
			this.addCurrentLayout();
			vc.column_trig_changes = true;
			return this;
		},
		builder: function () {
			if ( ! this._builder ) {
				this._builder = new vc.ShortcodesBuilder();
			}
			return this._builder;
		},
		hide: function ( e ) {
			e && e.preventDefault();
			vc.active_panel = false;
			this.$el.hide();
			vc.column_trig_changes = false;
		},
		addCurrentLayout: function () {
			vc.shortcodes.sort();
			var string = _.map( vc.shortcodes.where( { parent_id: this.model.get( 'id' ) } ), function ( model ) {
				var width = model.getParam( 'width' );
				return ! width ? '1/1' : width; // memo + (memo!='' ? ' + ' : '') + model.getParam('width') || '1/1';
			}, '', this ).join( ' + ' );
			this.$input.val( string );
		},
		isBuildComplete: function () {
			return this.builder().isBuildComplete();
		},
		setLayout: function ( e ) {
			e && e.preventDefault();
			if ( ! this.isBuildComplete() ) {
				return false;
			}
			var $control = $( e.currentTarget ),
				layout = $control.attr( 'data-cells' ),
				columns = this.model.view.convertRowColumns( layout, this.builder() );
			this.$input.val( columns.join( ' + ' ) );
		},
		updateFromInput: function ( e ) {
			e && e.preventDefault();
			if ( ! this.isBuildComplete() ) {
				return false;
			}
			var layout,
				cells = this.$input.val();
			if ( (layout = this.validateCellsList( cells )) !== false ) {
				this.model.view.convertRowColumns( layout, this.builder() );
			} else {
				window.alert( window.i18nLocale.wrong_cells_layout );
			}
		},
		validateCellsList: function ( cells ) {
			var return_cells = [],
				split = cells.replace( /\s/g, '' ).split( '+' ),
				b, num, denom;
			var sum = _.reduce( _.map( split, function ( c ) {
				if ( c.match( /^[vc\_]{0,1}span\d{1,2}$/ ) ) {
					var converted_c = vc_convert_column_span_size( c );
					if ( converted_c === false ) {
						return 1000;
					}
					b = converted_c.split( /\// );
					return_cells.push( b[ 0 ] + '' + b[ 1 ] );
					return 12 * parseInt( b[ 0 ], 10 ) / parseInt( b[ 1 ], 10 );
				} else if ( c.match( /^[1-9]|1[0-2]\/[1-9]|1[0-2]$/ ) ) {
					b = c.split( /\// );
					num = parseInt( b[ 0 ], 10 );
					denom = parseInt( b[ 1 ], 10 );
					if ( 12 % denom !== 0 || num > denom ) {
						return 1000;
					}
					return_cells.push( num + '' + b[ 1 ] );
					return 12 * num / denom;
				}
				return 1000;

			} ), function ( num, memo ) {
				memo = memo + num;
				return memo;
			}, 0 );
			if ( sum >= 1000 ) {
				return false;
			}
			return return_cells.join( '_' );
		}
	} );
	vc.RowLayoutEditorPanelViewBackend = vc.RowLayoutEditorPanelView.extend( {
		builder: function () {
			if ( ! this.builder ) {
				this.builder = vc.storage;
			}
			return this.builder;
		},
		isBuildComplete: function () {
			return true;
		},
		setLayout: function ( e ) {
			e && e.preventDefault();
			var $control = $( e.currentTarget ),
				layout = $control.attr( 'data-cells' ),
				columns = this.model.view.convertRowColumns( layout );
			this.$input.val( columns.join( ' + ' ) );
		}
	} );
})( window.jQuery );