mirror of
https://libwebsockets.org/repo/libwebsockets
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126 lines
3.1 KiB
JavaScript
126 lines
3.1 KiB
JavaScript
/*
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* This section around grayOut came from here:
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* http://www.codingforums.com/archive/index.php/t-151720.html
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* Assumed public domain
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*
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* Init like this in your main html script, this also reapplies the gray
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*
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* lws_gray_out(true,{'zindex':'499'});
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*
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* To remove the gray
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*
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* lws_gray_out(false);
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*
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*/
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function gsize(ptype)
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{
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var h = document.compatMode === "CSS1Compat" &&
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!window.opera ?
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document.documentElement.clientHeight :
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document.body.clientHeight;
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var w = document.compatMode === "CSS1Compat" &&
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!window.opera ?
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document.documentElement.clientWidth :
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document.body.clientWidth;
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var pageWidth, pageHeight, t;
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if (document.body &&
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(document.body.scrollWidth || document.body.scrollHeight)) {
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t = document.body.scrollWidth;
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pageWidth = (w > t) ? ("" + w + "px") : ("" + (t) + "px");
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t = document.body.scrollHeight;
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pageHeight = (h > t) ? ("" + h + "px") : ("" + (t) + "px");
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} else if (document.body.offsetWidth) {
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t = document.body.offsetWidth;
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pageWidth = (w > t) ? ("" + w + "px") : ("" + (t) + "px");
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t = document.body.offsetHeight;
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pageHeight =(h > t) ? ("" + h + "px") : ("" + (t) + "px");
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} else {
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pageWidth = "100%";
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pageHeight = "100%";
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}
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return (ptype === 1) ? pageWidth : pageHeight;
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}
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function addEvent( obj, type, fn ) {
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if ( obj.attachEvent ) {
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obj["e" + type + fn] = fn;
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obj[type+fn] = function() { obj["e" + type + fn]( window.event );};
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obj.attachEvent("on" + type, obj[type + fn]);
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} else
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obj.addEventListener(type, fn, false);
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}
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function removeEvent( obj, type, fn ) {
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if ( obj.detachEvent ) {
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obj.detachEvent("on" + type, obj[type + fn]);
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obj[type + fn] = null;
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} else
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obj.removeEventListener(type, fn, false);
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}
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function lws_gray_out(vis, _options) {
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var options = _options || {};
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var zindex = options.zindex || 50;
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var opacity = options.opacity || 70;
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var opaque = (opacity / 100);
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var bgcolor = options.bgcolor || "#000000";
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var dark = document.getElementById("darkenScreenObject");
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if (!dark) {
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var tbody = document.getElementsByTagName("body")[0];
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var tnode = document.createElement("div");
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tnode.style.position = "absolute";
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tnode.style.top = "0px";
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tnode.style.left = "0px";
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tnode.style.overflow = "hidden";
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tnode.style.display ="none";
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tnode.id = "darkenScreenObject";
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tbody.appendChild(tnode);
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dark = document.getElementById("darkenScreenObject");
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}
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if (vis) {
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dark.style.opacity = opaque;
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dark.style.MozOpacity = opaque;
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// dark.style.filter ='alpha(opacity='+opacity+')';
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dark.style.zIndex = zindex;
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dark.style.backgroundColor = bgcolor;
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dark.style.width = gsize(1);
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dark.style.height = gsize(0);
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dark.style.display = "block";
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addEvent(window, "resize",
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function() {
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dark.style.height = gsize(0);
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dark.style.width = gsize(1);
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}
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);
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} else {
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dark.style.display = "none";
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removeEvent(window, "resize",
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function() {
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dark.style.height = gsize(0);
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dark.style.width = gsize(1);
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}
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);
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}
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}
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/*
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* end of grayOut related stuff
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*/
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function new_ws(urlpath, protocol)
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{
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return new WebSocket(urlpath, protocol);
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}
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function lws_san(s)
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{
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if (s.search("<") !== -1)
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return "invalid string";
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return s;
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}
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