Added a configuration changed event handler

Author: niemyjski

Source/Shared/Configuration/ExceptionlessConfiguration.cs

@@ -76,6 +76,7 @@ public string ServerUrl {
                 _validationResult = null;
                 _serverUrl = value;
                 _heartbeatServerUrl = value;
+                OnChanged();
             }
         }
 
@@ -93,6 +94,7 @@ public string HeartbeatServerUrl {
 
                 _validationResult = null;
                 _heartbeatServerUrl = value;
+                OnChanged();
             }
         }
 
@@ -115,6 +117,7 @@ public string ApiKey {
 
                 _validationResult = null;
                 _apiKey = value;
+                OnChanged();
             }
         }
 
@@ -160,12 +163,17 @@ public string ApiKey {
         public TimeSpan UpdateSettingsWhenIdleInterval {
             get { return _updateSettingsWhenIdleInterval; }
             set {
+                if (_updateSettingsWhenIdleInterval == value)
+                    return;
+
                 if (value > TimeSpan.Zero && value < TimeSpan.FromSeconds(15))
                     _updateSettingsWhenIdleInterval = TimeSpan.FromSeconds(15);
                 else if (value <= TimeSpan.Zero)
                     _updateSettingsWhenIdleInterval = TimeSpan.FromMilliseconds(-1);
                 else
                     _updateSettingsWhenIdleInterval = value;
+                
+                OnChanged();
             }
         }
 
@@ -460,5 +468,12 @@ public void Dispose() {
                     disposable.Dispose();
             }
         }
+
+        public event EventHandler Changed;
+
+        protected virtual void OnChanged() {
+            if (Changed != null)
+                Changed.Invoke(this, EventArgs.Empty);
+        }
     }
 }

Source/Shared/ExceptionlessClient.cs

@@ -25,19 +25,18 @@ public ExceptionlessClient(string apiKey) : this(new ExceptionlessConfiguration(
         }
 
         public ExceptionlessClient(Action<ExceptionlessConfiguration> configure) : this(new ExceptionlessConfiguration(DependencyResolver.CreateDefault())) {
-            if (configure == null)
-                return;
-
-            configure(Configuration);
-            _updateSettingsTimer.Change(GetInitialSettingsDelay(), Configuration.UpdateSettingsWhenIdleInterval);
+            if (configure != null)
+                configure(Configuration);
         }
 
         public ExceptionlessClient(ExceptionlessConfiguration configuration) {
             if (configuration == null)
                 throw new ArgumentNullException("configuration");
 
             Configuration = configuration;
+            Configuration.Changed += OnConfigurationChanged;
             Configuration.Resolver.Register(typeof(ExceptionlessConfiguration), () => Configuration);
+
             _log = new Lazy<IExceptionlessLog>(() => Configuration.Resolver.GetLog());
             _queue = new Lazy<IEventQueue>(() => {
                 // config can't be changed after the queue starts up.
@@ -60,7 +59,11 @@ private TimeSpan GetInitialSettingsDelay() {
         private void OnQueueEventsPosted(object sender, EventsPostedEventArgs args) {
             _updateSettingsTimer.Change(Configuration.UpdateSettingsWhenIdleInterval, Configuration.UpdateSettingsWhenIdleInterval);
         }
-        
+
+        private void OnConfigurationChanged(object sender, EventArgs e) {
+            _updateSettingsTimer.Change(!_queue.IsValueCreated ? GetInitialSettingsDelay() : Configuration.UpdateSettingsWhenIdleInterval, Configuration.UpdateSettingsWhenIdleInterval);
+        }
+
         public ExceptionlessConfiguration Configuration { get; private set; }
 
         /// <summary>
@@ -268,6 +271,7 @@ protected void OnSubmittedEvent(EventSubmittedEventArgs e) {
         }
 
         void IDisposable.Dispose() {
+            Configuration.Changed -= OnConfigurationChanged;
             if (_queue.IsValueCreated)
                 _queue.Value.EventsPosted -= OnQueueEventsPosted;