Proof of concept for a SystemInfo object to have a singular place to have system specific info as opposed to SystemID switches stattered throughout the codebase

BizHawk.Client.Common/BizHawk.Client.Common.csproj

@@ -167,6 +167,7 @@
     <Compile Include="SaveSlotManager.cs" />
     <Compile Include="SavestateManager.cs" />
     <Compile Include="SevenZipSharpArchiveHandler.cs" />
+    <Compile Include="SystemInfo.cs" />
     <Compile Include="tools\Cheat.cs" />
     <Compile Include="tools\CheatList.cs" />
     <Compile Include="tools\RamSearchEngine.cs" />

BizHawk.Client.Common/Global.cs

@@ -7,7 +7,6 @@ namespace BizHawk.Client.Common
 	{
 		public static IEmulator Emulator;
 		public static CoreComm CoreComm;
-
 		public static Config Config;
 		public static GameInfo Game;
 		public static CheatCollection CheatList;
@@ -89,5 +88,20 @@ namespace BizHawk.Client.Common
 		// Input state which has been estine for game controller inputs are coalesce here
 		// This relies on a client specific implementation!
 		public static SimpleController ControllerInputCoalescer;
+
+		public static SystemInfo SystemInfo
+		{
+			get
+			{
+				switch(Global.Emulator.SystemId)
+				{ 
+					default:
+					case "NULL":
+						return SystemInfo.Null;
+					case "NES":
+						return SystemInfo.Nes;
+				}
+			}
+		}
 	}
 }

BizHawk.Client.Common/SystemInfo.cs

@@ -0,0 +1,40 @@
+using System;
+using BizHawk.Emulation.Common;
+
+namespace BizHawk.Client.Common
+{
+	public class SystemInfo
+	{
+		public SystemInfo() { }
+
+		public string DisplayName { get; set; }
+		public int ByteSize { get; set; } // For Ram tools, whether it is a 8/16/32 bit system
+		public MemoryDomain.Endian Endian { get; set; } //Big endian/little endian, etc
+
+		public static SystemInfo Null
+		{
+			get
+			{
+				return new SystemInfo
+				{
+					DisplayName = "",
+					ByteSize = 1,
+					Endian = MemoryDomain.Endian.Little
+				};
+			}
+		}
+
+		public static SystemInfo Nes
+		{
+			get
+			{
+				return new SystemInfo
+				{
+					DisplayName = "Nintendo",
+					ByteSize = 1,
+					Endian = MemoryDomain.Endian.Big
+				};
+			}
+		}
+	}
+}

BizHawk.Client.EmuHawk/MainForm.cs

@@ -1386,8 +1386,9 @@ namespace BizHawk.Client.EmuHawk
 
 		private static string DisplayNameForSystem(string system)
 		{
-			var str = string.Empty;
-			switch (system)
+			var str = Global.SystemInfo.DisplayName;
+			/*
+			switch (Global.SystemInfo.DisplayName)
 			{
 				case "INTV": str = "Intellivision"; break;
 				case "SG": str = "SG-1000"; break;
@@ -1412,7 +1413,7 @@ namespace BizHawk.Client.EmuHawk
 				case "DGB": str = "Game Boy Link"; break;
 				case "WSWAN": str = "WonderSwan"; break;
 			}
-
+			*/
 			if (VersionInfo.INTERIM)
 			{
 				str += " (interim)";