Mercurial > urweb
diff jslib/urweb.js @ 579:0094e0242100
Propagated a source change into a dynamic document element
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Tue, 30 Dec 2008 15:53:04 -0500 |
parents | ac947e2f29ff |
children | bb8463c3b712 |
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--- a/jslib/urweb.js Tue Dec 30 11:33:31 2008 -0500 +++ b/jslib/urweb.js Tue Dec 30 15:53:04 2008 -0500 @@ -1,11 +1,18 @@ -function sc(v) { return {v : v} } +function callAll(ls) { + for (; ls; ls = ls.next) + ls.v(); +} -function ss(s) { return {v : s.v} } -function sr(v) { return {v : v} } -function sb(x,y) { return {v : y(x.v).v} } +function sc(v) { return {v : v, h : null} } +function sv(s, v) { s.v = v; callAll(s.h); } + +function ss(s) { return s } +function sr(v) { return {v : v, h : null} } +function sb(x,y) { return {v : y(x.v).v, h : null} } function dyn(s) { var x = document.createElement("span"); x.innerHTML = s.v; document.body.appendChild(x); + s.h = { n : s.h, v : function() { x.innerHTML = s.v } }; }