Removed steam_appid.txt requirement

Facepunch.Steamworks.Test/Client/AchievementsTest.cs

@@ -8,7 +8,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class Achievements
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/AppTest.cs

@@ -8,7 +8,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class App
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/ClientTest.cs

@@ -9,7 +9,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public partial class Client
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/FriendsTest.cs

@@ -6,7 +6,6 @@ namespace Facepunch.Steamworks.Test
 {
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     [TestClass]
     public class Friends
     {

Facepunch.Steamworks.Test/Client/InventoryTest.cs

@@ -7,7 +7,6 @@ namespace Facepunch.Steamworks.Test
 {
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     [TestClass]
     public class Inventory
     {

Facepunch.Steamworks.Test/Client/LeaderboardTest.cs

@@ -9,7 +9,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class Leaderboard
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/LobbyTest.cs

@@ -10,7 +10,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem("steam_api.dll")]
     [DeploymentItem("steam_api64.dll")]
-    [DeploymentItem("steam_appid.txt")]
     public class Lobby
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/NetworkingTest.cs

@@ -9,7 +9,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public partial class Networking
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/RemoteStorageTest.cs

@@ -6,7 +6,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class RemoteStorage
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/RichPresenceTest.cs

@@ -9,7 +9,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class RichPresence
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/Server/ServerTest.cs

@@ -5,7 +5,6 @@ namespace Facepunch.Steamworks.Test
 {
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     [DeploymentItem( "tier0_s.dll" )]
     [DeploymentItem( "vstdlib_s.dll" )]
     [DeploymentItem( "steamclient.dll" )]

Facepunch.Steamworks.Test/Client/ServerlistTest.cs

@@ -10,7 +10,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public partial class ServerList
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/StatsTest.cs

@@ -8,7 +8,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class Stats
     {
         [TestMethod]

Facepunch.Steamworks.Test/Client/VoiceTest.cs

@@ -7,7 +7,6 @@ namespace Facepunch.Steamworks.Test
 {
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     [TestClass]
     public class Voice
     {

Facepunch.Steamworks.Test/Client/WorkshopTest.cs

@@ -9,7 +9,6 @@ namespace Facepunch.Steamworks.Test
     [TestClass]
     [DeploymentItem( "steam_api.dll" )]
     [DeploymentItem( "steam_api64.dll" )]
-    [DeploymentItem( "steam_appid.txt" )]
     public class WorkshopTest
     {
         [TestMethod]

Facepunch.Steamworks.Test/bin/Debug/steam_appid.txt

@@ -1 +0,0 @@
-252490

Facepunch.Steamworks.Test/bin/Release/steam_appid.txt

@@ -1 +0,0 @@
-252490

Facepunch.Steamworks/BaseSteamworks.cs

@@ -26,6 +26,18 @@ public class BaseSteamworks : IDisposable
 
         private List<SteamNative.CallbackHandle> CallbackHandles = new List<SteamNative.CallbackHandle>();
 
+
+        protected BaseSteamworks( uint appId )
+        {
+            AppId = appId;
+
+            //
+            // No need for the "steam_appid.txt" file any more
+            //
+            System.Environment.SetEnvironmentVariable("SteamAppId", AppId.ToString());
+            System.Environment.SetEnvironmentVariable("SteamGameId", AppId.ToString());
+        }
+
         public virtual void Dispose()
         {
             foreach ( var h in CallbackHandles )
@@ -57,6 +69,9 @@ public virtual void Dispose()
                 native.Dispose();
                 native = null;
             }
+
+            System.Environment.SetEnvironmentVariable("SteamAppId", null );
+            System.Environment.SetEnvironmentVariable("SteamGameId", null );
         }
 
         protected void SetupCommonInterfaces()

Facepunch.Steamworks/Client.cs

@@ -63,7 +63,7 @@ public partial class Client : BaseSteamworks
         public User User { get; private set; }
         public RemoteStorage RemoteStorage { get; private set; }
 
-        public Client( uint appId )
+        public Client( uint appId ) : base( appId )
         {
             if ( Instance != null )
             {

Facepunch.Steamworks/Server.cs

@@ -24,7 +24,7 @@ public partial class Server : BaseSteamworks
         /// <summary>
         /// Initialize a Steam Server instance
         /// </summary>
-        public Server( uint appId, ServerInit init )
+        public Server( uint appId, ServerInit init) : base( appId )
         {
             if ( Instance != null )
             {