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List:       kupu-checkins
Subject:    [kupu-checkins] r5406 - kupu/trunk/kupu/common
From:       guido () codespeak ! net
Date:       2004-06-30 10:59:51
Message-ID: 20040630105951.AE0F25B260 () thoth ! codespeak ! net
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Author: guido
Date: Wed Jun 30 12:59:51 2004
New Revision: 5406

Modified:
   kupu/trunk/kupu/common/kupuhelpers.js
Log:
Added some code to make an alert appear when registering an event handler
fails. Hopefully this makes tracking integration problems easier.


Modified: kupu/trunk/kupu/common/kupuhelpers.js
==============================================================================
--- kupu/trunk/kupu/common/kupuhelpers.js	(original)
+++ kupu/trunk/kupu/common/kupuhelpers.js	Wed Jun 30 12:59:51 2004
@@ -75,13 +75,17 @@
 function addEventHandler(element, event, method, context) {
     /* method to add an event handler for both IE and Mozilla */
     var wrappedmethod = new ContextFixer(method, context);
-    if (_SARISSA_IS_MOZ) {
-        element.addEventListener(event, wrappedmethod.execute, false);
-    } else if (_SARISSA_IS_IE) {
-        element.attachEvent("on" + event, wrappedmethod.execute);
-    } else {
-        throw "Unsupported browser!";
-    }
+    try {
+        if (_SARISSA_IS_MOZ) {
+            element.addEventListener(event, wrappedmethod.execute, false);
+        } else if (_SARISSA_IS_IE) {
+            element.attachEvent("on" + event, wrappedmethod.execute);
+        } else {
+            throw "Unsupported browser!";
+        };
+    } catch(e) {
+        alert('exception ' + e.message + ' while registering an event handler for \
element ' + element + ', event ' + event + ', method ' + method); +    };
 };
 
 function removeEventHandler(element, event, method) {


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