WPF - Add browser.IsPopup checks to the example LifespanHandler when using EXPERIMENTAL newBrowser method

Was hanging on exit before

Author: amaitland

CefSharp.Wpf.Example/Handlers/LifespanHandler.cs

@@ -58,7 +58,7 @@ bool ILifeSpanHandler.OnBeforePopup(IWebBrowser browserControl, IBrowser browser
             //	//functionality that requires a parent window may not function correctly.
             //	windowInfo.SetAsWindowless(handle, true);
 
-            //	popup.Closed += (o, e) => 
+            //	popup.Closed += (o, e) =>
             //	{
             //		var w = o as Window;
             //		if (w != null && w.Content is IWebBrowser)
@@ -77,17 +77,20 @@ bool ILifeSpanHandler.OnBeforePopup(IWebBrowser browserControl, IBrowser browser
         void ILifeSpanHandler.OnAfterCreated(IWebBrowser browserControl, IBrowser browser)
         {
             //NOTE: This is experimental
-            //var chromiumWebBrowser = (ChromiumWebBrowser)browserControl;
-
-            //chromiumWebBrowser.Dispatcher.Invoke(() =>
-            //{
-            //	var owner = Window.GetWindow(chromiumWebBrowser);
+            //if(browser.IsPopup)
+            //{ 
+            //	var chromiumWebBrowser = (ChromiumWebBrowser)browserControl;
 
-            //	if (owner != null && owner.Content == browserControl)
+            //	chromiumWebBrowser.Dispatcher.Invoke(() =>
             //	{
-            //		owner.Show();
-            //	}
-            //});
+            //		var owner = Window.GetWindow(chromiumWebBrowser);
+
+            //		if (owner != null && owner.Content == browserControl)
+            //		{
+            //			owner.Show();
+            //		}
+            //	});
+            //}
         }
 
         bool ILifeSpanHandler.DoClose(IWebBrowser browserControl, IBrowser browser)
@@ -98,17 +101,20 @@ bool ILifeSpanHandler.DoClose(IWebBrowser browserControl, IBrowser browser)
         void ILifeSpanHandler.OnBeforeClose(IWebBrowser browserControl, IBrowser browser)
         {
             //NOTE: This is experimental
-            //var chromiumWebBrowser = (ChromiumWebBrowser)browserControl;
-
-            //chromiumWebBrowser.Dispatcher.Invoke(() =>
-            //{
-            //	var owner = Window.GetWindow(chromiumWebBrowser);
+            //if(!browser.IsDisposed && browser.IsPopup)
+            //{ 
+            //	var chromiumWebBrowser = (ChromiumWebBrowser)browserControl;
 
-            //	if (owner != null && owner.Content == browserControl)
+            //	chromiumWebBrowser.Dispatcher.Invoke(() =>
             //	{
-            //		owner.Close();
-            //	}
-            //});
+            //		var owner = Window.GetWindow(chromiumWebBrowser);
+
+            //		if (owner != null && owner.Content == browserControl)
+            //		{
+            //			owner.Close();
+            //		}
+            //	});
+            //}
         }
     }
 }