event example

1 files changed, 11 insertions, 3 deletions

diff --git a/lib/contract.js b/lib/contract.js
index 58a67efe6..13c48ca10 100644
--- a/lib/contract.js
+++ b/lib/contract.js
@@ -22,7 +22,7 @@
 
 var web3 = require('./web3'); 
 var abi = require('./abi');
-var eventImplementation = require('./event');
+var eventImpl = require('./event');
 
 var addFunctionRelatedPropertiesToContract = function (contract) {
     
@@ -127,10 +127,18 @@ var addEventsToContract = function (contract, desc, address) {
         var impl = function () {
             var params = Array.prototype.slice.call(arguments);
             var signature = abi.methodSignature(e.name);
-            var eventImpl = eventImplementation(address, signature);
-            var o = eventImpl.apply(null, params);
+            var event = eventImpl(address, signature);
+            var o = event.apply(null, params);
             return web3.eth.watch(o);  
         };
+
+        impl.address = address;
+
+        Object.defineProperty(impl, 'topics', {
+            get: function() {
+                return [abi.methodSignature(e.name)];
+            }
+        });
         
         // TODO: rename these methods, cause they are used not only for methods
         var displayName = abi.methodDisplayName(e.name);