Merge pull request #1 from dotnet/screenview-screenname-addition

Overload to supply screenname on screenview and preserving value.

src/Managed/GoogleAnalytics.Core/HitBuilder.cs

@@ -86,9 +86,13 @@ namespace GoogleAnalytics
         /// <summary>
         /// Creates a screen view hit.
         /// </summary>
-        public static HitBuilder CreateScreenView()
+        /// <param name="screenName">Specifies the 'Screen Name' of the screenview hit. Note: this will not affect subsequent hits. To do this, set the ScreenName property on the <see cref="Tracker"/> instead.</param>
+        public static HitBuilder CreateScreenView(string screenName = null)
         {
-            return new HitBuilder(new Dictionary<string, string>() { { "t", HitType_Screenview } });
+            var data = new Dictionary<string, string>();
+            data.Add("t", HitType_Screenview);
+            if (screenName != null) data.Add("cd", screenName);
+            return new HitBuilder(data);
         }
 
         /// <summary>

src/Managed/GoogleAnalytics.Core/SimpleTracker.cs

@@ -328,7 +328,7 @@ namespace GoogleAnalytics
         {
             data[key] = value;
         }
-        
+
         IDictionary<string, string> AddRequiredHitData(IDictionary<string, string> @params)
         {
             var result = new Dictionary<string, string>();

src/Native/GoogleAnalytics.UWP/HitBuilder.cpp

@@ -71,6 +71,14 @@ HitBuilder^ HitBuilder::CreateScreenView()
 	return ref new HitBuilder(data);
 }
 
+HitBuilder^ HitBuilder::CreateScreenView(String^ screenName)
+{
+	auto data = ref new Map<String^, String^>();
+	data->Insert("t", HitBuilder::HitType_Screenview);
+	if (screenName) data->Insert("cd", screenName);
+	return ref new HitBuilder(data);
+}
+
 HitBuilder^ HitBuilder::CreateCustomEvent(String^ category, String^ action, String^ label, long long value)
 {
 	auto data = ref new Map<String^, String^>();

src/Native/GoogleAnalytics.UWP/HitBuilder.h

@@ -54,12 +54,17 @@ namespace GoogleAnalytics
 		property int ProductCount;
 
 		property int PromotionCount;
-		 
-
+		
 		/// <summary>
 		/// Creates a screen view hit.
 		/// </summary>
 		static HitBuilder^ CreateScreenView();
+
+		/// <summary>
+		/// Creates a screen view hit.
+		/// </summary>
+        /// <param name="screenName">Specifies the 'Screen Name' of the screenview hit. Note: this will not affect subsequent hits. To do this, set the ScreenName property on the Tracker instead.</param>
+		static HitBuilder^ CreateScreenView(Platform::String^ screenName);
 		
 		/// <summary>
 		/// Creates an event hit to track events.

src/Native/GoogleAnalytics.UWP/Tracker.cpp

@@ -30,7 +30,7 @@ Tracker::Tracker(String^ propertyId, IPlatformInfoProvider^ platformInfoProvider
 		ViewportSize = platformInfoProvider->ViewPortResolution;
 		viewPortResolutionChangedEventToken = platformInfoProvider->ViewPortResolutionChanged += ref new EventHandler<Object^>(this, &Tracker::platformTrackingInfo_ViewPortResolutionChanged);
 		screenResolutionChangedEventToken = platformInfoProvider->ScreenResolutionChanged += ref new EventHandler<Object^>(this, &Tracker::platformTrackingInfo_ScreenResolutionChanged);
-	} 
+	}
 }
 
 void Tracker::platformTrackingInfo_ViewPortResolutionChanged(Object^ sender, Object^ args)