From 7f6f6045c0c1cc9bd8323e3e7de905e0e46fe82d Mon Sep 17 00:00:00 2001
From: Artyom Shalkhakov <artyom.shalkhakov@gmail.com>
Date: Mon, 28 May 2018 21:34:07 +0600
Subject: Adding: cradio (support for client-side radio box).

---
 lib/js/urweb.js  | 13 +++++++++++++
 lib/ur/basis.urs |  5 ++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/js/urweb.js b/lib/js/urweb.js
index d8198ed0..99b45ec9 100644
--- a/lib/js/urweb.js
+++ b/lib/js/urweb.js
@@ -1205,6 +1205,19 @@ function time(s, name) {
     return inpt("time", s, name);
 }
 
+function crad(s) {
+    if (suspendScripts)
+        return;
+
+    var x = input(document.createElement("input"), s,
+                  function(x) { return function(v) { x.checked = (x.value === v); }; }, "radio");
+    x.onclick = x.onkeyup = x.oninput = x.onchange = x.onpropertychange = function() { sv(s, x.value) };
+    setTimeout(function() {
+	x.defaultChecked = x.checked = (s.data === x.value);
+    }, 10);
+
+    return x;
+}
 
 function selectValue(x) {
     if (x.options.length == 0)
diff --git a/lib/ur/basis.urs b/lib/ur/basis.urs
index c354d784..6d71d00a 100644
--- a/lib/ur/basis.urs
+++ b/lib/ur/basis.urs
@@ -1086,10 +1086,13 @@ val button : cformTag ([Value = string, Disabled = bool] ++ boxAttrs) []
 
 val ccheckbox : cformTag ([Size = int, Source = source bool] ++ boxAttrs ++ inputAttrs') []
 
+val cradio : cformTag ([Source = source (option string), Value = string] ++ boxAttrs ++ inputAttrs') []
+
 val cselect : cformTag ([Source = source string] ++ boxAttrs ++ inputAttrs') [Cselect]
 val coption : unit -> tag [Value = string, Selected = bool] [Cselect, Body] [] [] []
 
-val ctextarea : cformTag ([Rows = int, Cols = int, Placeholder = string, Source = source string] ++ boxAttrs ++ inputAttrs) []
+val ctextarea : cformTag ([Rows = int, Cols = int, Placeholder = string, Source = source string,
+                           Ontext = transaction unit] ++ boxAttrs ++ inputAttrs) []
 
 (*** Tables *)
 
-- 
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