First attempt at a windows MSI.

* Windows WIX configuration
* Windows package configuration
* Default lame-o bat file for SBT, until I get external contribs.

project/packaging.scala

@@ -81,6 +81,14 @@ object Packaging {
     rpmVendor := "typesafe",
     rpmUrl := Some("http://github.com/paulp/sbt-extras"),
     rpmSummary := Some("Simple Build Tool for Scala-driven builds."),
-    rpmLicense := Some("BSD")   
+    rpmLicense := Some("BSD"),
+    
+    
+    // WINDOWS SPECIFIC
+    name in Windows := "sbt",
+    wixFile <<= sourceDirectory in Windows map (_ / "sbt.xml"),
+    mappings in packageMsi in Windows <+= sbtLaunchJar map { f => f -> "sbt-launch.jar" },
+    mappings in packageMsi in Windows <+= sourceDirectory in Windows map { d => 
+      (d / "sbt.bat") -> "sbt.bat" }
   )
 }

src/windows/sbt.bat

@@ -0,0 +1,2 @@
+set SCRIPT_DIR=%~dp0
+java -Xmx512M -jar "%SCRIPT_DIR%sbt-launch.jar" %*

src/windows/sbt.xml

@@ -0,0 +1,32 @@
+<?xml version='1.0'?>
+<Wix xmlns='http://schemas.microsoft.com/wix/2006/wi'>
+   <Product Id='PUT-GUID-HERE' 
+            Name='Simple Build Tool' 
+            Language='1033'
+            Version='1.0.0.00.10.2' 
+            Manufacturer='Typesafe, Inc.' 
+            UpgradeCode='PUT-GUID-HERE'>
+      <Package Description='Simple Build Tool launcher script.'
+                Comments='First attempt to create an SBT windows installer, bear with me.'
+                Manufacturer='Typesafe, Inc.' 
+                InstallerVersion='200' 
+                Compressed='yes' />
+ 
+      <Media Id='1' Cabinet='sbt.cab' EmbedCab='yes' />
+ 
+      <Directory Id='TARGETDIR' Name='SourceDir'>
+         <Directory Id='ProgramFilesFolder' Name='PFiles'>
+            <Directory Id='MyDir' Name='sbt'>
+               <Component Id='SbtLauncherScript' Guid='PUT-GUID-HERE'>
+                  <File Id='sbt' Name='sbt.bat' DiskId='1' Source='sbt.bat' />
+                  <File Id='sbt' Name='sbt-launch.jar' DiskId='1' Source='sbt-launch.jar' />
+               </Component>
+            </Directory>
+         </Directory>
+      </Directory>
+ 
+      <Feature Id='SbtLauncher' Title='Sbt Launcher Script' Level='1'>
+         <ComponentRef Id='SbtLauncherScript' />
+      </Feature>
+   </Product>
+</Wix>