Get .NET Version - Revision history

84.199.13.130 at 10:43, 5 January 2010

2010-01-05T10:43:13Z

â† Older revision		Revision as of 10:43, 5 January 2010
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	Unlike other functions available, this one doesn't rely on the registry. It uses the API provided by Microsoft. APIs are much more reliable and backward compatible than the registry. In this case, it's also much easier to use. There's no need to enumerate any registry key, looking for the latest version. It uses [http://msdn.microsoft.com/en-us/library/87d7kehw.aspx GetCORVersion] to retrieve the latest installed version of .NET runtime library.		Unlike other functions available, this one doesn't rely on the registry. It uses the API provided by Microsoft. APIs are much more reliable and backward compatible than the registry. In this case, it's also much easier to use. There's no need to enumerate any registry key, looking for the latest version. It uses [http://msdn.microsoft.com/en-us/library/87d7kehw.aspx GetCORVersion] to retrieve the latest installed version of .NET runtime library.

			'''WARNING:''' does not work for .NET 3.0 and up

	==The Function==		==The Function==
	<highlight-nsis>Function GetDotNETVersion		<highlight-nsis>Function GetDotNETVersion

127.0.0.1: new link to GetCORVersion

2008-12-23T21:53:32Z

new link to GetCORVersion

â† Older revision		Revision as of 21:53, 23 December 2008
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	This function retrieves the latest version of the .NET runtime library installed on the user's computer. It can also be used to detect .NET, as it will return no version where the .NET runtime library is not installed.		This function retrieves the latest version of the .NET runtime library installed on the user's computer. It can also be used to detect .NET, as it will return no version where the .NET runtime library is not installed.

	Unlike other functions available, this one doesn't rely on the registry. It uses the API provided by Microsoft. APIs are much more reliable and backward compatible than the registry. In this case, it's also much easier to use. There's no need to enumerate any registry key, looking for the latest version. It uses [http://msdn.microsoft.com~~/library~~/en-us/~~cpgenref/html~~/~~grfungetcorversion~~.~~asp~~ GetCORVersion] to retrieve the latest installed version of .NET runtime library.		Unlike other functions available, this one doesn't rely on the registry. It uses the API provided by Microsoft. APIs are much more reliable and backward compatible than the registry. In this case, it's also much easier to use. There's no need to enumerate any registry key, looking for the latest version. It uses [http://msdn.microsoft.com/en-us/library/87d7kehw.aspx GetCORVersion] to retrieve the latest installed version of .NET runtime library.
	==The Function==		==The Function==
	<highlight-nsis>Function GetDotNETVersion		<highlight-nsis>Function GetDotNETVersion

Kichik: unload mscoree after calling it

2006-12-22T11:16:05Z

unload mscoree after calling it

â† Older revision		Revision as of 11:16, 22 December 2006
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	Push $1		Push $1

	System::Call "mscoree::GetCORVersion(w .r0, i ${NSIS_MAX_STRLEN}, *i) i .r1"		System::Call "mscoree::GetCORVersion(w .r0, i ${NSIS_MAX_STRLEN}, *i) i .r1 ?u"
	StrCmp $1 0 +2		StrCmp $1 0 +2
	StrCpy $0 "not found"		StrCpy $0 "not found"
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	Push $1		Push $1

	System::Call "mscoree::GetCORVersion(w .r0, i ${NSIS_MAX_STRLEN}, *i) i .r1"		System::Call "mscoree::GetCORVersion(w .r0, i ${NSIS_MAX_STRLEN}, *i) i .r1 ?u"
	StrCmp $1 "error" 0 +2		StrCmp $1 "error" 0 +2
	StrCpy $0 "not found"		StrCpy $0 "not found"

221.204.178.43 at 03:25, 12 December 2005

2005-12-12T03:25:01Z

â† Older revision		Revision as of 03:25, 12 December 2005
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	Section		Section
	SectionEnd</highlight-nsis>		SectionEnd</highlight-nsis>
	[[Category:Other Products Version Detection Functions]		[[Category:Other Products Version Detection Functions]]

221.204.178.43 at 03:23, 12 December 2005

2005-12-12T03:23:35Z

â† Older revision		Revision as of 03:23, 12 December 2005
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	Section		Section
	SectionEnd</highlight-nsis>		SectionEnd</highlight-nsis>
	[[Category:Other Products Version Detection Functions]]		[[Category:Other Products Version Detection Functions]

Kichik at 12:50, 8 July 2005

2005-07-08T12:50:52Z

New page

{{PageAuthor|kichik}}
This function retrieves the latest version of the .NET runtime library installed on the user's computer. It can also be used to detect .NET, as it will return no version where the .NET runtime library is not installed.

Unlike other functions available, this one doesn't rely on the registry. It uses the API provided by Microsoft. APIs are much more reliable and backward compatible than the registry. In this case, it's also much easier to use. There's no need to enumerate any registry key, looking for the latest version. It uses [http://msdn.microsoft.com/library/en-us/cpgenref/html/grfungetcorversion.asp GetCORVersion] to retrieve the latest installed version of .NET runtime library.
==The Function==
<highlight-nsis>Function GetDotNETVersion
Push $0
Push $1

System::Call "mscoree::GetCORVersion(w .r0, i ${NSIS_MAX_STRLEN}, *i) i .r1"
StrCmp $1 0 +2
StrCpy $0 "not found"

Pop $1
Exch $0
FunctionEnd</highlight-nsis>
==Usage Example==
This example uses [[VersionCompare]] to make sure the user has at least version 1.1 installed.
<highlight-nsis># comment the next two lines for NSIS version < 2.08
!include WordFunc.nsh
!insertmacro VersionCompare

!include LogicLib.nsh

Name ".NET Product"
OutFile "ProductInstaller.exe"

Function .onInit
Call GetDotNETVersion
Pop $0
${If} $0 == "not found"
MessageBox MB_OK|MB_ICONSTOP ".NET runtime library is not installed."
Abort
${EndIf}

StrCpy $0 $0 "" 1 # skip "v"

${VersionCompare} $0 "1.1" $1
${If} $1 == 2
MessageBox MB_OK|MB_ICONSTOP ".NET runtime library v1.1 or newer is required. You have $0."
Abort
${EndIf}
FunctionEnd

Function GetDotNETVersion
Push $0
Push $1

System::Call "mscoree::GetCORVersion(w .r0, i ${NSIS_MAX_STRLEN}, *i) i .r1"
StrCmp $1 "error" 0 +2
StrCpy $0 "not found"

Pop $1
Exch $0
FunctionEnd

Section
SectionEnd</highlight-nsis>
[[Category:Other Products Version Detection Functions]]