https://wildgoosechasecloggers.org/wordpress/wp-content/themes/spacious/js/navigation.js?ver=6.2.13

1/**
2 * navigation.js
3 *
4 * Handles toggling the navigation menu for small screens.
5 */
6( function () {
7	var container, button, menu, links, i, len;
8
9	container = document.getElementById( 'site-navigation' );
10	if ( ! container ) {
11		return;
12	}
13
14	button = container.getElementsByClassName( 'menu-toggle' )[0];
15	if ( 'undefined' === typeof button ) {
16		return;
17	}
18
19	menu = container.getElementsByTagName( 'ul' )[0];
20
21	// Hide menu toggle button if menu is empty and return early.
22	if ( 'undefined' === typeof menu ) {
23		button.style.display = 'none';
24		return;
25	}
26
27	if ( - 1 === menu.className.indexOf( 'nav-menu' ) ) {
28		menu.className += ' nav-menu';
29	}
30
31	button.onclick = function () {
32		if ( - 1 !== container.className.indexOf( 'main-small-navigation' ) ) {
33			container.className = container.className.replace( 'main-small-navigation', 'main-navigation' );
34		} else {
35			container.className = container.className.replace( 'main-navigation', 'main-small-navigation' );
36		}
37	};
38
39	// Get all the link elements within the menu.
40	links = menu.getElementsByTagName( 'a' );
41
42	// Each time a menu link is focused or blurred, toggle focus.
43	for ( i = 0, len = links.length; i < len; i++ ) {
44		links[i].addEventListener( 'focus', toggleFocus, true );
45		links[i].addEventListener( 'blur', toggleFocus, true );
46	}
47
48	/**
49	 * Sets or removes .focus class on an element.
50	 */
51	function toggleFocus() {
52		var self = this;
53
54		// Move up through the ancestors of the current link until we hit .nav-menu.
55		while ( -1 === self.className.indexOf( 'nav-menu' ) ) {
56			// On li elements toggle the class .focus.
57			if ( 'li' === self.tagName.toLowerCase() ) {
58				if ( -1 !== self.className.indexOf( 'focus' ) ) {
59					self.className = self.className.replace( ' focus', '' );
60				} else {
61					self.className += ' focus';
62				}
63			}
64
65			self = self.parentElement;
66		}
67	}
68} )();
69
70// Show Submenu on click on touch enabled deviced
71( function () {
72	var container;
73	container = document.getElementById( 'site-navigation' );
74
75	/**
76	 * Toggles `focus` class to allow submenu access on tablets.
77	 */
78	( function ( container ) {
79		var touchStartFn, i,
80		    parentLink = container.querySelectorAll( '.menu-item-has-children > a, .page_item_has_children > a' );
81
82		if ( ( 'ontouchstart' in window ) && ( window.matchMedia( "( min-width: 768px ) " ).matches ) ) {
83			touchStartFn = function ( e ) {
84				var menuItem = this.parentNode, i;
85
86				if ( ! menuItem.classList.contains( 'focus' ) ) {
87					e.preventDefault();
88					for ( i = 0; i < menuItem.parentNode.children.length; ++ i ) {
89						if ( menuItem === menuItem.parentNode.children[i] ) {
90							continue;
91						}
92						menuItem.parentNode.children[i].classList.remove( 'focus' );
93					}
94					menuItem.classList.add( 'focus' );
95				} else {
96					menuItem.classList.remove( 'focus' );
97				}
98			};
99
100			for ( i = 0; i < parentLink.length; ++ i ) {
101				parentLink[i].addEventListener( 'touchstart', touchStartFn, false );
102			}
103		}
104	}( container ) );
105} )();
106
107/**
108 * Fix: Menu out of view port
109 */
110( function () {
111
112	var subMenu;
113
114	jQuery( '.main-navigation ul li.menu-item-has-children a, .main-navigation ul li.page_item_has_children a' ).on( {
115
116		'mouseover touchstart' : function () {
117
118			function isElementInViewport( subMenu ) {
119
120				if ( 'function' === typeof jQuery && subMenu instanceof jQuery ) {
121					subMenu = subMenu[0];
122				}
123
124				// In case browser doesn't support getBoundingClientRect function.
125				if ( 'function' === typeof subMenu.getBoundingClientRect ) {
126
127					var rect = subMenu.getBoundingClientRect();
128
129					if ( rect.right + 2 > ( window.innerWidth || document.documentElement.clientWidth ) ) {
130						return 'spacious-menu--left'; // menu goes out of viewport from right.
131					} else if ( rect.left < 0 ) {
132						return 'spacious-menu--right'; // menu goes out of viewport from left.
133					} else {
134						return false;
135					}
136				}
137			}
138
139			subMenu = jQuery( this ).next( '.sub-menu, .children' );
140
141			// If menu item has submenu
142			if ( subMenu.length > 0 ) {
143
144				var viewportClass = isElementInViewport( subMenu );
145
146				if ( false !== viewportClass ) {
147					subMenu.addClass( viewportClass );
148				}
149			}
150
151		}
152
153	} );
154
155} )();
156
157/**
158 * Keep menu items on one line.
159 */
160(
161	function () {
162
163		jQuery( document ).ready( function () {
164			// Get required elements.
165			var mainWrapper           = document.querySelector( '#header-text-nav-container .inner-wrap' ),
166			    branding              = document.getElementById( 'header-left-section' ),
167			    headerAction          = document.querySelector( '.header-action' ),
168			    navigation            = document.getElementById( 'site-navigation' ),
169			    mainWidth             = mainWrapper ? mainWrapper.offsetWidth : 0,
170			    brandWidth            = branding ? branding.offsetWidth : 0,
171			    navWidth              = navigation ? navigation.offsetWidth : 0,
172			    headerActionWidth     = headerAction ? headerAction.offsetWidth: 0,
173			    isExtra               = ( brandWidth + navWidth + headerActionWidth ) > mainWidth,
174			    more                  = navigation ? navigation.getElementsByClassName( 'tg-menu-extras-wrap' )[0] : '',
175			    headerDisplayTypeFour = document.getElementsByClassName( 'spacious-header-display-four' )[0];
176
177			// Check for header style 4.
178			if ( headerDisplayTypeFour ) {
179				isExtra = ( navWidth + headerActionWidth ) >= mainWidth;
180			}
181
182			// Return if no excess menu items.
183			if ( ! navigation.classList.contains( 'tg-extra-menus' ) ) {
184				return;
185			}
186
187			function Dimension( el ) {
188				var elWidth;
189				if ( document.all ) {// IE.
190					elWidth = el.currentStyle.width + parseInt( el.currentStyle.marginLeft, 10 ) + parseInt( el.currentStyle.marginRight, 10 ) + parseInt( el.currentStyle.paddingLeft, 10 ) + parseInt( el.currentStyle.paddingRight, 10 );
191				} else {
192					elWidth = parseInt( document.defaultView.getComputedStyle( el, '' ).getPropertyValue( 'width' ) ) + parseInt( document.defaultView.getComputedStyle( el, '' ).getPropertyValue( 'margin-left' ) ) + parseInt( document.defaultView.getComputedStyle( el, '' ).getPropertyValue( 'margin-right' ) );
193				}
194
195				return elWidth;
196			}
197
198			// If menu excesses.
199			if ( ! isExtra ) {
200				more.parentNode.removeChild( more );
201			} else {
202				var widthToBe, buttons, buttonWidth, moreWidth;
203
204				widthToBe = mainWidth - headerActionWidth;
205
206				if ( ! headerDisplayTypeFour ) {
207					widthToBe = widthToBe - brandWidth;
208				}
209
210				buttons      = navigation.getElementsByClassName( 'tg-header-button-wrap' )[0];
211				buttonWidth  = buttons ? Dimension( buttons ) : 0;
212				moreWidth    = more ? Dimension( more ) : 0;
213				newNavWidth  = widthToBe - ( buttonWidth + moreWidth );
214
215				navigation.style.visibility = 'none';
216				navigation.style.width      = newNavWidth + 'px';
217
218				// Returns first children of a node.
219				function getChildNodes( node ) {
220					var children = [];
221
222					for ( var child in node.childNodes ) {
223						if ( typeof node !== 'undefined' ) {
224							if ( 1 === node.childNodes[child].nodeType ) {

225								children.push( node.childNodes[child] );
226							}
227						}
228					}
229
230					return children;
231				}
232
233				var navUl = navigation.getElementsByClassName( 'nav-menu' )[0],
234				    navLi = getChildNodes( navUl ); // Get lis.
235
236				function offset( el ) {
237					var rect       = el.getBoundingClientRect(),
238					    scrollLeft = window.pageXOffset || document.documentElement.scrollLeft,
239					    scrollTop  = window.pageYOffset || document.documentElement.scrollTop;
240
241					return { top : rect.top + scrollTop, left : rect.left + scrollLeft }
242				}
243
244				var extraLi = [];
245
246				for ( var liCount = 0; liCount < navLi.length; liCount ++ ) {
247					var initialPos, li, posTop;
248
249					li     = navLi[liCount];
250					posTop = offset( li ).top;
251
252					if ( 0 === liCount ) {
253						initialPos = posTop;
254					}
255
256					if ( posTop > initialPos ) {
257						if ( ! li.classList.contains( 'header-action' ) && ! li.classList.contains( 'tg-menu-extras-wrap' ) && ! li.classList.contains( 'tg-header-button-wrap' ) ) {
258							extraLi.push( li );
259						}
260					}
261				}
262
263				var newNavWidth = newNavWidth + ( buttonWidth + moreWidth ),
264				    extraWrap   = document.getElementById( 'tg-menu-extras' );
265
266				if ( ! headerDisplayTypeFour ) {
267					newNavWidth = newNavWidth - 30;
268				}
269
270				navigation.style.width = newNavWidth + 'px';
271
272				if ( null !== extraWrap ) {
273					extraLi.forEach( function ( item, index, arr ) {
274						extraWrap.appendChild( item );
275					} );
276				}
277
278			}
279		} );
280
281	}()
282);