Require .NET 3.5 SP1 when installing SharpDevelop 4.0.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@5942 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/Setup/Setup.wxs

@@ -47,7 +47,7 @@
 			"Installed OR" this would not be allowed.
 		-->
 		<!--
-			Check for .NET 4.0 beta 2 
+			Check for .NET 4.0 RTM Full
 		-->
 		<Property Id="NETFRAMEWORK40FULL" Secure="yes">
 			<RegistrySearch Id="NetFramework40Full" Root="HKLM" Key="SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full" Name="Install" Type="raw" />
@@ -60,6 +60,12 @@
 			Installed OR NETFRAMEWORK40FULL
 		</Condition>
 		
+		<!-- Unfortunately we also require .NET 3.5 SP1 at the moment -->
+		<PropertyRef Id="NETFRAMEWORK35_SP_LEVEL" />
+		<Condition Message="This setup requires the .NET Framework 3.5 SP1 to be installed (Yes, you need both .NET 4.0 and 3.5 SP1. Sorry.)">
+			Installed OR NETFRAMEWORK35_SP_LEVEL = "#1"
+		</Condition>
+		
 		<!--
 			Check for C++ 2008 Runtime (we accept any 2008 runtime version).
 			We only need the VC9 CRT, but unfortunately I couldn't find any way to detect if that is installed.