Если кому-то нужно, вот мой рабочий пример wxs. В командной строке для настройки файла конфигурации используйте: msiexec / i CONFIGFILE = "" / qn
<?xml version="1.0" encoding="UTF-8"?>
<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
<Product Id="*" Name="SoftwareProject" Language="1033" Version="1.0.0.0" Manufacturer="SomeCompany GmbH" UpgradeCode="18109D29-BA4A-4514-9365-F18850566492">
<Package InstallerVersion="200" Compressed="yes" InstallScope="perMachine" />
<MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed." />
<MediaTemplate EmbedCab="yes" />
<Property Id="DISABLEADVTSHORTCUTS" Value="1" />
<Property Id="WIXUI_INSTALLDIR" Value="INSTALLFOLDER"/>
<UIRef Id="WixUI_InstallDir" />
<Property Id="CONFIGFILE" />
<WixVariable Id="WixUILicenseRtf" Value="SomeCompanyLicense.rtf" />
<Condition Message="You need to be an administrator to install this product.">Privileged</Condition>
<Feature Id="ProductFeature" Title="SoftwareProject" Level="1">
<ComponentGroupRef Id="ProductComponents" />
<ComponentGroupRef Id="ProgramDataComponents" />
<ComponentRef Id="ApplicationShortcutDesktop" />
</Feature>
<UIRef Id="BrowseForFileDlg"/>
<!--
<InstallUISequence>
<Show Dialog="ConfigDialog" OnExit="success" />
</InstallUISequence>
<InstallExecuteSequence>
<Custom Action="CopyConfigFile" After="CAChooseFile" />
</InstallExecuteSequence>
-->
</Product>
<Fragment>
<Binary Id='ConfigAction_CA' SourceFile="$(var.CustomActionProjectName.TargetDir)\$(var.CustomActionProjectName.TargetName).CA.dll" />
<CustomAction Id='CAChooseFile' BinaryKey='ConfigAction_CA' DllEntry='ChooseConfigFile' Execute="immediate"
Return="check"
Impersonate="no"/>
<UI Id="BrowseForFileDlg">
<Dialog Id="BrowseForFileDlg" Width="370" Height="270" Title="Locate configuration file" KeepModeless="yes">
<Control Id="BannerBitmap" Type="Bitmap" X="0" Y="0" Width="370" Height="44" TabSkip="no" Text="!(loc.InstallScopeDlgBannerBitmap)" />
<Control Id="BannerLine" Type="Line" X="0" Y="44" Width="370" Height="0" />
<Control Id="BottomLine" Type="Line" X="0" Y="234" Width="370" Height="0" />
<Control Id="Description" Type="Text" X="25" Y="23" Width="280" Height="20" Transparent="yes" NoPrefix="yes" Text="Enter the path to the configuration file" />
<Control Id="Title" Type="Text" X="15" Y="6" Width="200" Height="15" Transparent="yes" NoPrefix="yes" Text="{\WixUI_Font_Title}Locate configuration" />
<Control Id="SourceFileLabel" Type="Text" X="20" Y="60" Width="290" Height="32" NoPrefix="yes" Text="Specify the location of the configuration file"/>
<Control Id="SourceFile" Type="Edit" X="20" Y="94" Width="260" Height="18" Property="CONFIGFILE"/>
<Control Id="BrowseSource" Type="PushButton" X="283" Y="94" Width="18" Height="18" Text="..."/>
<Control Id="Back" Type="PushButton" X="80" Y="243" Width="56" Height="17" Text="!(loc.WixUIBack)"/>
<Control Id="UseDefault" Type="PushButton" X="138" Y="243" Width="106" Height="17" Text="Use default configuratoin"/>
<Control Id="Next" Type="PushButton" X="246" Y="243" Width="56" Height="17" Default="yes" Text="!(loc.WixUINext)"/>
<Control Id="Cancel" Type="PushButton" X="304" Y="243" Width="56" Height="17" Cancel="yes" Text="!(loc.WixUICancel)"/>
</Dialog>
<Publish Dialog="BrowseForFileDlg" Control="BrowseSource" Event="DoAction" Value="CAChooseFile" Order="1">1</Publish>
<Publish Dialog="BrowseForFileDlg" Control="BrowseSource" Property="CONFIGFILE" Value="[CONFIGFILE]" Order="2">1</Publish>
<Publish Dialog="LicenseAgreementDlg" Control="Next" Event="NewDialog" Value="BrowseForFileDlg" Order="2">LicenseAccepted="1"</Publish>
<Publish Dialog="BrowseForFileDlg" Control="Back" Event="NewDialog" Value="LicenseAgreementDlg">1</Publish>
<Publish Dialog="BrowseForFileDlg" Control="Next" Event="EndDialog" Value="Return">1</Publish>
<Publish Dialog="BrowseForFileDlg" Control="Cancel" Event="SpawnDialog" Value="CancelDlg">1</Publish>
<Publish Dialog="BrowseForFileDlg" Control="UseDefault" Property="CONFIGFILE" Order="1">1</Publish>
<Publish Dialog="BrowseForFileDlg" Control="UseDefault" Event="EndDialog" Value="Return" Order="2">1</Publish>
</UI>
</Fragment>
<Fragment>
<Directory Id="TARGETDIR" Name="SourceDir">
<Directory Id="ProgramFilesFolder">
<Directory Id='SomeCompany' Name='SomeCompany'>
<Directory Id='INSTALLFOLDER' Name='SoftwareProject'>
</Directory>
</Directory>
</Directory>
<Directory Id="CommonAppDataFolder">
<Directory Id='SomeCompanyData' Name='SomeCompany'>
<Directory Id='SoftwareProjectData' Name='SoftwareProject'>
<Directory Id='CONFIGAPPDATAFOLDER' Name='Config' />
</Directory>
</Directory>
</Directory>
<Directory Id="DesktopFolder" Name="Desktop">
<Component Id="ApplicationShortcutDesktop" Guid="{generated guid here}">
<Shortcut Id="ApplicationDesktopShortcut" Name="Launch SoftwareProject" Description="SomeCompany SoftwareProject" Target="[INSTALLFOLDER]SoftwareProject.exe" Arguments="-debug" WorkingDirectory="INSTALLFOLDER"/>
<RemoveFolder Id="DesktopFolder" On="uninstall"/>
<RegistryValue Root="HKCU" Key="Software/SoftwareProject" Name="installed" Type="integer" Value="1" KeyPath="yes"/>
</Component>
</Directory>
</Directory>
<ComponentGroup Id="ProgramDataComponents" Directory="CONFIGAPPDATAFOLDER">
<Component Id="ProgramDataDefaultConfigFile" Guid="{generated guid here}">
<Condition>CONFIGFILE=""</Condition>
<File Id="GCC" Name="SoftwareProjectConfig.json" Source="SoftwareProject\Config\SoftwareProjectConfig.json"/>
</Component>
<Component Id="ProgramDataCustomConfigFile" Guid="{generated guid here}">
<Condition>NOT CONFIGFILE=""</Condition>
<CopyFile Id="CopyConfigFile" SourceProperty="CONFIGFILE"
DestinationDirectory="CONFIGAPPDATAFOLDER" DestinationName="SoftwareProjectConfig.json" />
</Component>
</ComponentGroup>
</Fragment>
</Wix>