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better version of IsDotNETInstalled

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@4723 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2006-08-06 18:13:16 +00:00
parent 729b7cd451
commit 5890f372eb
1 changed files with 8 additions and 43 deletions
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51
Docs/src/usefulfunc.but
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@ -303,6 +303,9 @@
\c ; IsDotNETInstalled \c ; IsDotNETInstalled
\c ; \c ;
\c ; Based on GetDotNETVersion
\c ; http://nsis.sourceforge.net/Get_.NET_Version
\c ;
\c ; Usage: \c ; Usage:
\c ; Call IsDotNETInstalled \c ; Call IsDotNETInstalled
\c ; Pop $0 \c ; Pop $0
@ -311,52 +314,14 @@
\c Function IsDotNETInstalled \c Function IsDotNETInstalled
\c Push $0 \c Push $0
\c Push $1 \c Push $1
\c Push $2
\c Push $3
\c Push $4
\c \c
\c ReadRegStr $4 HKEY_LOCAL_MACHINE \ \c StrCpy $0 1
\c "Software\Microsoft\.NETFramework" "InstallRoot" \c System::Call "mscoree::GetCORVersion(w, i ${NSIS_MAX_STRLEN}, *i) i .r1"
\c # remove trailing back slash \c StrCmp $1 0 +2
\c Push $4
\c Exch $EXEDIR
\c Exch $EXEDIR
\c Pop $4
\c # if the root directory doesn't exist .NET is not installed
\c IfFileExists $4 0 noDotNET
\c
\c StrCpy $0 0
\c
\c EnumStart:
\c
\c EnumRegKey $2 HKEY_LOCAL_MACHINE \
\c "Software\Microsoft\.NETFramework\Policy" $0
\c IntOp $0 $0 + 1
\c StrCmp $2 "" noDotNET
\c
\c StrCpy $1 0
\c
\c EnumPolicy:
\c
\c EnumRegValue $3 HKEY_LOCAL_MACHINE \
\c "Software\Microsoft\.NETFramework\Policy\$2" $1
\c IntOp $1 $1 + 1
\c StrCmp $3 "" EnumStart
\c IfFileExists "$4\$2.$3" foundDotNET EnumPolicy
\c
\c noDotNET:
\c StrCpy $0 0 \c StrCpy $0 0
\c Goto done
\c \c
\c foundDotNET: \c Pop $1
\c StrCpy $0 1 \c Exch $0
\c
\c done:
\c Pop $4
\c Pop $3
\c Pop $2
\c Pop $1
\c Exch $0
\c FunctionEnd \c FunctionEnd
\H{isflashinstalled} Is Macromedia Flash Player installed? \H{isflashinstalled} Is Macromedia Flash Player installed?