[NSPortExample] Update metadata + fix static analyzer issues

NSPortExample/MessageSender/MessageSender/AppDelegate.cs

@@ -1,6 +1,4 @@
-using System;
-
-using Foundation;
+using Foundation;
 using AppKit;
 
 namespace MessageSender
@@ -9,10 +7,6 @@ namespace MessageSender
 	{
 		MainWindowController mainWindowController;
 
-		public AppDelegate ()
-		{
-		}
-
 		public override void DidFinishLaunching (NSNotification notification)
 		{
 			mainWindowController = new MainWindowController ();

NSPortExample/MessageSender/MessageSender/MainWindow.cs

@@ -15,10 +15,5 @@ namespace MessageSender
 		public MainWindow (NSCoder coder) : base (coder)
 		{
 		}
-
-		public override void AwakeFromNib ()
-		{
-			base.AwakeFromNib ();
-		}
 	}
 }

NSPortExample/MessageSender/MessageSender/MainWindowController.cs

@@ -1,13 +1,21 @@
 using System;
 
-using Foundation;
 using AppKit;
-using System.Runtime.InteropServices;
+using CoreFoundation;
+using Foundation;
 
 namespace MessageSender
 {
 	public partial class MainWindowController : NSWindowController
 	{
+		CFMessagePort msgPort;
+
+		public new MainWindow Window {
+			get {
+				return (MainWindow)base.Window;
+			}
+		}
+
 		public MainWindowController (IntPtr handle) : base (handle)
 		{
 		}
@@ -23,33 +31,23 @@ namespace MessageSender
 
 		public override void AwakeFromNib ()
 		{
-			msgPort = CFMessagePortCreateRemote (IntPtr.Zero, PortName.Handle);
-			if (msgPort == IntPtr.Zero) {
-				NSAlert.WithMessage ("Unable to connect to port? Did you launch server first?", "OK", "", "", "").RunModal ();
-				NSApplication.SharedApplication.Terminate (this);
+			msgPort = CFMessagePort.CreateRemotePort (CFAllocator.Default, "com.example.app.port.server");
+			if (msgPort == null) {
+				var alert = new NSAlert {
+					MessageText = "Unable to connect to port? Did you launch server first?",
+				};
+				alert.AddButton ("OK");
+				alert.RunSheetModal (Window);
 			}
 			TheButton.Activated += SendMessage;
 		}
 
-		IntPtr msgPort;
-		static NSString PortName = (NSString)"com.example.app.port.server";
-
-		[DllImport ("/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation")]
-		extern static IntPtr CFMessagePortCreateRemote(IntPtr allocator, IntPtr name);
-
-		[DllImport ("/System/Library/Frameworks/CoreFoundation.framework/CoreFoundation")]
-		extern static int CFMessagePortSendRequest(IntPtr remote, int msgid, IntPtr data, double sendTimeout, double rcvTimeout, IntPtr replyMode, IntPtr returnData);
-
 		void SendMessage (object sender, EventArgs e)
 		{
-			using (NSData data = NSData.FromString (TextField.StringValue))
-			{
-				CFMessagePortSendRequest (msgPort, 0x111, data.Handle, 10.0, 10.0, IntPtr.Zero, IntPtr.Zero);
+			using (var data = NSData.FromString (TextField.StringValue)) {
+				NSData responseData;
+				msgPort.SendRequest (0x111, data, 10.0, 10.0, (NSString)string.Empty, out responseData);
 			}
 		}
-
-		public new MainWindow Window {
-			get { return (MainWindow)base.Window; }
-		}
 	}
 }

NSPortExample/Metadata.xml

@@ -1,9 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <SampleMetadata>
   <ID>68d0d259-a479-407c-a7e3-dafecfc00c7c</ID>
-  <IsFullApplication>true</IsFullApplication>
+  <IsFullApplication>false</IsFullApplication>
   <Level>Advanced</Level>
   <Tags>Advanced, Cross-Platform Communication</Tags>
+  <SupportedPlatforms>Mac</SupportedPlatforms>
   <Gallery>true</Gallery>
   <Brief>This is an example showing use of NSMessagePort and CFMessagePort to send information cross process, between applications.</Brief>
 </SampleMetadata>