Wix::Extensions::SystemTools::CompareVersion Class Reference

Public Attributes
string	Id
string	InstalledVersion
string	MinimumVersion
string	MaximumVersion
string	Property

Detailed Description

May be nested under Product, Module, Fragment. The extension provides a simple method of correctly comparing two versions in dotted form. It sets a property if the version is between the minimum and maximum versions.

Example:

The following example uses a registry search to get the version of an installed program, then uses SystemTools::CompareVersion to check that a suitable version is installed.

<Wix ... xmlns:AppSecIncSystemTools="http://schemas.appsecinc.com/wix/SystemToolsExtension">
<Product ...>
 ...
 <Property Id="PROGRAM_VERSION">
   <RegistrySearch Id='RegistrySearchProgramVer' Type='raw'
     Root='HKLM'
     Key='SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{FFFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF}'
     Name='DisplayVersion' />
 </Property>

 <AppSecIncSystemTools:CompareVersion Id="checkVersion" InstalledVersion="[PROGRAM_VERSION]" MinimumVersion="3.9" Property="ProgramVersionCorrect" />
 
 <Condition Message="Incorrect version!">
   ProgramVersionCorrect OR Installed
 </Condition>
 ...
</Product>
</Wix>

Member Data Documentation

string Wix::Extensions::SystemTools::CompareVersion::Id

Identifier for the version compare (primary key).

string Wix::Extensions::SystemTools::CompareVersion::InstalledVersion

The version to be checked

string Wix::Extensions::SystemTools::CompareVersion::MaximumVersion

The maximum version.

string Wix::Extensions::SystemTools::CompareVersion::MinimumVersion

The minimum version.

string Wix::Extensions::SystemTools::CompareVersion::Property

The property to be set if the installed version lies between the minimum and maximum versions.

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The documentation for this class was generated from the following file:

• src/WixExtensions/SystemToolsExtension/wixext/Xsd/SystemTools.xsd