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annotate lib/js/urweb.js @ 602:1d34d916c206

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Combine lib* directories
author Adam Chlipala <adamc@hcoop.net>
date Tue, 13 Jan 2009 15:23:48 -0500
parents jslib/urweb.js@7c3c21eb5b4c
children b1064de2b1f9
rev   line source
adamc@580 1 function cons(v, ls) {
adamc@580 2 return { n : ls, v : v };
adamc@580 3 }
adamc@579 4 function callAll(ls) {
adamc@585 5 for (; ls; ls = ls.n)
adamc@579 6 ls.v();
adamc@579 7 }
adamc@574 8
adamc@580 9 function sc(v) {
adamc@580 10 return {v : v, h : null};
adamc@580 11 }
adamc@580 12 function sv(s, v) {
adamc@580 13 s.v = v;
adamc@580 14 callAll(s.h);
adamc@580 15 }
adamc@601 16 function sg(s) {
adamc@601 17 return s.v;
adamc@601 18 }
adamc@579 19
adamc@580 20 function ss(s) {
adamc@580 21 return s;
adamc@580 22 }
adamc@580 23 function sr(v) {
adamc@580 24 return {v : v, h : null};
adamc@580 25 }
adamc@580 26 function sb(x,y) {
adamc@580 27 var z = y(x.v);
adamc@580 28 var s = {v : z.v, h : null};
adamc@580 29
adamc@580 30 function reZ() {
adamc@580 31 z.h = cons(function() { s.v = z.v; callAll(s.h); }, z.h);
adamc@580 32 }
adamc@580 33
adamc@580 34 x.h = cons(function() { z = y(x.v); reZ(); s.v = z.v; callAll(s.h); }, x.h);
adamc@580 35 reZ();
adamc@580 36
adamc@580 37 return s;
adamc@580 38 }
adamc@571 39
adamc@600 40 function myParent() {
adamc@600 41 var pos = document;
adamc@600 42
adamc@600 43 while (pos.lastChild && pos.lastChild.nodeType == 1)
adamc@600 44 pos = pos.lastChild;
adamc@600 45
adamc@600 46 return pos.parentNode;
adamc@600 47 }
adamc@600 48
adamc@571 49 function dyn(s) {
adamc@571 50 var x = document.createElement("span");
adamc@571 51 x.innerHTML = s.v;
adamc@600 52 myParent().appendChild(x);
adamc@580 53 s.h = cons(function() { x.innerHTML = s.v }, s.h);
adamc@571 54 }
adamc@582 55
adamc@598 56 function inp(t, s) {
adamc@598 57 var x = document.createElement(t);
adamc@598 58 x.value = s.v;
adamc@600 59 myParent().appendChild(x);
adamc@598 60 s.h = cons(function() { x.value = s.v }, s.h);
adamc@598 61 x.onkeyup = function() { sv(s, x.value) };
adamc@598 62 }
adamc@598 63
adamc@597 64 function eh(x) {
adamc@597 65 return x.split("&").join("&amp;").split("<").join("&lt;").split(">").join("&gt;");
adamc@597 66 }
adamc@597 67
adamc@582 68 function ts(x) { return x.toString() }
adamc@586 69 function bs(b) { return (b ? "True" : "False") }
adamc@586 70
adamc@584 71 function pf() { alert("Pattern match failure") }
adamc@589 72