https://thetisgendt.nl/wp-content/themes/thetis/static/js/vendor/respond.min.js

1/*! Respond.js v1.4.2: min/max-width media query polyfill
2 * Copyright 2014 Scott Jehl
3 * Licensed under MIT
4 * http://j.mp/respondjs */
5
6/*! matchMedia() polyfill - Test a CSS media type/query in JS. Authors & copyright (c) 2012: Scott Jehl, Paul Irish, Nicholas Zakas. Dual MIT/BSD license */
7/*! NOTE: If you're already including a window.matchMedia polyfill via Modernizr or otherwise, you don't need this part */
8(function(w) {
9  "use strict";
10  w.matchMedia = w.matchMedia || function(doc, undefined) {
11    var bool, docElem = doc.documentElement, refNode = docElem.firstElementChild || docElem.firstChild, fakeBody = doc.createElement("body"), div = doc.createElement("div");
12    div.id = "mq-test-1";
13    div.style.cssText = "position:absolute;top:-100em";
14    fakeBody.style.background = "none";
15    fakeBody.appendChild(div);
16    return function(q) {
17      div.innerHTML = '&shy;<style media="' + q + '"> #mq-test-1 { width: 42px; }</style>';
18      docElem.insertBefore(fakeBody, refNode);
19      bool = div.offsetWidth === 42;
20      docElem.removeChild(fakeBody);
21      return {
22        matches: bool,
23        media: q
24      };
25    };
26  }(w.document);
27})(this);
28
29(function(w) {
30  "use strict";
31  var respond = {};
32  w.respond = respond;
33  respond.update = function() {};
34  var requestQueue = [], xmlHttp = function() {
35    var xmlhttpmethod = false;
36    try {
37      xmlhttpmethod = new w.XMLHttpRequest();
38    } catch (e) {
39      xmlhttpmethod = new w.ActiveXObject("Microsoft.XMLHTTP");
40    }
41    return function() {
42      return xmlhttpmethod;
43    };
44  }(), ajax = function(url, callback) {
45    var req = xmlHttp();
46    if (!req) {
47      return;
48    }
49    req.open("GET", url, true);
50    req.onreadystatechange = function() {
51      if (req.readyState !== 4 || req.status !== 200 && req.status !== 304) {
52        return;
53      }
54      callback(req.responseText);
55    };
56    if (req.readyState === 4) {
57      return;
58    }
59    req.send(null);
60  }, isUnsupportedMediaQuery = function(query) {
61    return query.replace(respond.regex.minmaxwh, "").match(respond.regex.other);
62  };
63  respond.ajax = ajax;
64  respond.queue = requestQueue;
65  respond.unsupportedmq = isUnsupportedMediaQuery;
66  respond.regex = {
67    media: /@media[^\{]+\{([^\{\}]*\{[^\}\{]*\})+/gi,
68    keyframes: /@(?:\-(?:o|moz|webkit)\-)?keyframes[^\{]+\{(?:[^\{\}]*\{[^\}\{]*\})+[^\}]*\}/gi,
69    comments: /\/\*[^*]*\*+([^/][^*]*\*+)*\//gi,
70    urls: /(url\()['"]?([^\/\)'"][^:\)'"]+)['"]?(\))/g,
71    findStyles: /@media *([^\{]+)\{([\S\s]+?)$/,
72    only: /(only\s+)?([a-zA-Z]+)\s?/,
73    minw: /\(\s*min\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/,
74    maxw: /\(\s*max\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/,
75    minmaxwh: /\(\s*m(in|ax)\-(height|width)\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/gi,
76    other: /\([^\)]*\)/g
77  };
78  respond.mediaQueriesSupported = w.matchMedia && w.matchMedia("only all") !== null && w.matchMedia("only all").matches;
79  if (respond.mediaQueriesSupported) {
80    return;
81  }
82  var doc = w.document, docElem = doc.documentElement, mediastyles = [], rules = [], appendedEls = [], parsedSheets = {}, resizeThrottle = 30, head = doc.getElementsByTagName("head")[0] || docElem, base = doc.getElementsByTagName("base")[0], links = head.getElementsByTagName("link"), lastCall, resizeDefer, eminpx, getEmValue = function() {
83    var ret, div = doc.createElement("div"), body = doc.body, originalHTMLFontSize = docElem.style.fontSize, originalBodyFontSize = body && body.style.fontSize, fakeUsed = false;
84    div.style.cssText = "position:absolute;font-size:1em;width:1em";
85    if (!body) {
86      body = fakeUsed = doc.createElement("body");
87      body.style.background = "none";
88    }
89    docElem.style.fontSize = "100%";
90    body.style.fontSize = "100%";
91    body.appendChild(div);
92    if (fakeUsed) {
93      docElem.insertBefore(body, docElem.firstChild);
94    }
95    ret = div.offsetWidth;
96    if (fakeUsed) {
97      docElem.removeChild(body);
98    } else {
99      body.removeChild(div);
100    }
101    docElem.style.fontSize = originalHTMLFontSize;
102    if (originalBodyFontSize) {
103      body.style.fontSize = originalBodyFontSize;
104    }
105    ret = eminpx = parseFloat(ret);
106    return ret;
107  }, applyMedia = function(fromResize) {

108    var name = "clientWidth", docElemProp = docElem[name], currWidth = doc.compatMode === "CSS1Compat" && docElemProp || doc.body[name] || docElemProp, styleBlocks = {}, lastLink = links[links.length - 1], now = new Date().getTime();
109    if (fromResize && lastCall && now - lastCall < resizeThrottle) {
110      w.clearTimeout(resizeDefer);
111      resizeDefer = w.setTimeout(applyMedia, resizeThrottle);
112      return;
113    } else {
114      lastCall = now;
115    }
116    for (var i in mediastyles) {
117      if (mediastyles.hasOwnProperty(i)) {
118        var thisstyle = mediastyles[i], min = thisstyle.minw, max = thisstyle.maxw, minnull = min === null, maxnull = max === null, em = "em";
119        if (!!min) {
120          min = parseFloat(min) * (min.indexOf(em) > -1 ? eminpx || getEmValue() : 1);
121        }
122        if (!!max) {
123          max = parseFloat(max) * (max.indexOf(em) > -1 ? eminpx || getEmValue() : 1);
124        }
125        if (!thisstyle.hasquery || (!minnull || !maxnull) && (minnull || currWidth >= min) && (maxnull || currWidth <= max)) {
126          if (!styleBlocks[thisstyle.media]) {
127            styleBlocks[thisstyle.media] = [];
128          }
129          styleBlocks[thisstyle.media].push(rules[thisstyle.rules]);
130        }
131      }
132    }
133    for (var j in appendedEls) {
134      if (appendedEls.hasOwnProperty(j)) {
135        if (appendedEls[j] && appendedEls[j].parentNode === head) {
136          head.removeChild(appendedEls[j]);
137        }
138      }
139    }
140    appendedEls.length = 0;
141    for (var k in styleBlocks) {
142      if (styleBlocks.hasOwnProperty(k)) {
143        var ss = doc.createElement("style"), css = styleBlocks[k].join("\n");
144        ss.type = "text/css";
145        ss.media = k;
146        head.insertBefore(ss, lastLink.nextSibling);
147        if (ss.styleSheet) {
148          ss.styleSheet.cssText = css;
149        } else {
150          ss.appendChild(doc.createTextNode(css));
151        }
152        appendedEls.push(ss);
153      }
154    }
155  }, translate = function(styles, href, media) {
156    var qs = styles.replace(respond.regex.comments, "").replace(respond.regex.keyframes, "").match(respond.regex.media), ql = qs && qs.length || 0;
157    href = href.substring(0, href.lastIndexOf("/"));
158    var repUrls = function(css) {
159      return css.replace(respond.regex.urls, "$1" + href + "$2$3");
160    }, useMedia = !ql && media;
161    if (href.length) {
162      href += "/";
163    }
164    if (useMedia) {
165      ql = 1;
166    }
167    for (var i = 0; i < ql; i++) {
168      var fullq, thisq, eachq, eql;
169      if (useMedia) {
170        fullq = media;
171        rules.push(repUrls(styles));
172      } else {
173        fullq = qs[i].match(respond.regex.findStyles) && RegExp.$1;
174        rules.push(RegExp.$2 && repUrls(RegExp.$2));
175      }
176      eachq = fullq.split(",");
177      eql = eachq.length;
178      for (var j = 0; j < eql; j++) {
179        thisq = eachq[j];
180        if (isUnsupportedMediaQuery(thisq)) {
181          continue;
182        }
183        mediastyles.push({
184          media: thisq.split("(")[0].match(respond.regex.only) && RegExp.$2 || "all",
185          rules: rules.length - 1,
186          hasquery: thisq.indexOf("(") > -1,
187          minw: thisq.match(respond.regex.minw) && parseFloat(RegExp.$1) + (RegExp.$2 || ""),
188          maxw: thisq.match(respond.regex.maxw) && parseFloat(RegExp.$1) + (RegExp.$2 || "")
189        });
190      }
191    }
192    applyMedia();
193  }, makeRequests = function() {
194    if (requestQueue.length) {
195      var thisRequest = requestQueue.shift();
196      ajax(thisRequest.href, function(styles) {
197        translate(styles, thisRequest.href, thisRequest.media);
198        parsedSheets[thisRequest.href] = true;
199        w.setTimeout(function() {
200          makeRequests();
201        }, 0);
202      });
203    }
204  }, ripCSS = function() {
205    for (var i = 0; i < links.length; i++) {
206      var sheet = links[i], href = sheet.href, media = sheet.media, isCSS = sheet.rel && sheet.rel.toLowerCase() === "stylesheet";
207      if (!!href && isCSS && !parsedSheets[href]) {
208        if (sheet.styleSheet && sheet.styleSheet.rawCssText) {
209          translate(sheet.styleSheet.rawCssText, href, media);
210          parsedSheets[href] = true;
211        } else {
212          if (!/^([a-zA-Z:]*\/\/)/.test(href) && !base || href.replace(RegExp.$1, "").split("/")[0] === w.location.host) {
213            if (href.substring(0, 2) === "//") {
214              href = w.location.protocol + href;
215            }
216            requestQueue.push({
217              href: href,
218              media: media
219            });
220          }
221        }
222      }
223    }
224    makeRequests();
225  };
226  ripCSS();
227  respond.update = ripCSS;
228  respond.getEmValue = getEmValue;
229  function callMedia() {
230    applyMedia(true);
231  }
232  if (w.addEventListener) {
233    w.addEventListener("resize", callMedia, false);
234  } else if (w.attachEvent) {
235    w.attachEvent("onresize", callMedia);
236  }
237})(this);