Find the GUID for SilverLight 4.0 (easy enough, if it is a MSI user Orca to locate the ProductCode Property of the msi... I am checking for MS Sync Framework 2.1 Synchronization, my check is this(replace to suit SilverLight):
<util:ProductSearch Guid ="A4E269C1-168D-40D3-9ABD-57FE4D4DB537" Id ="SQLSyncx86Search" Variable ="SQLSyncx86Installed" Condition="$(var.Platform)=x86" /> <util:ProductSearch Guid ="7AC8EF88-D996-4D47-B40C-4DD93E307481" Id ="SQLSyncx64Search" Variable ="SQLSyncx64Installed" Condition="$(var.Platform)=x64" /> then my pre req check and install if not installed: <MsiPackage Id="Synchronizationx86" DisplayName="Microsoft Sync Framework 2.1 Redistributable Package (Synchronization) x86" DisplayInternalUI="no" Visible="yes" SourceFile="..\..\PreReqs\Synchronization-v2.1-x86-ENU.msi" InstallCondition="NOT SQLSyncx86Installed AND $(var.Platform)=x86" Permanent="yes"/> <MsiPackage Id="Synchronizationx64" DisplayName="Microsoft Sync Framework 2.1 Redistributable Package (Synchronization) x64" DisplayInternalUI="no" Visible="yes" SourceFile="..\..\PreReqs\Synchronization-v2.1-x64-ENU.msi" InstallCondition="NOT SQLSyncx64Installed AND $(var.Platform)=x64" Permanent="yes"/> Hope this helped... Steve -- View this message in context: http://windows-installer-xml-wix-toolset.687559.n2.nabble.com/Burn-to-check-Silverlight-4-0-installed-tp7580817p7580826.html Sent from the wix-users mailing list archive at Nabble.com. ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users