From 748de06f198249f0afc5eb8ed3336f4c41df4c8a Mon Sep 17 00:00:00 2001
From: Peter Denison <peter.denison@diamond.ac.uk>
Date: Fri, 2 Feb 2007 13:46:14 +0000
Subject: [PATCH] Force an update after a new callback is added

---
 motorApp/MotorSrc/paramLib.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/motorApp/MotorSrc/paramLib.c b/motorApp/MotorSrc/paramLib.c
index 25d84081..e5b054b7 100755
--- a/motorApp/MotorSrc/paramLib.c
+++ b/motorApp/MotorSrc/paramLib.c
@@ -225,6 +225,15 @@ static int paramSetCallback( PARAMS params, paramCallback callback, void * param
 {
     params->callback = callback;
     params->param = param;
+
+    /* Force a callback on all defined parameters if the callback changes */
+    if ( params->callback )
+    {
+        int i;
+        for (i = 0; i < params->nvals; i++)
+            if (params->vals[i].type != paramUndef) params->flags[i] = 1;
+    }
+
     return PARAM_OK;
 }