WIX HeatDirectory Task - Setting the preprocessorVariable

Question

I\'m trying to set the preprocessor variable in wix and i\'m unable to find an example of this or explanation on how to do it anywhere on the internet, i\'m hoping somebody

Answer 1

I use Wix v3.10.

No need to explicitly call HeatDirectory MSBuild Task. ItemGroup with special name "HarvestDirectory" can be prepared, and later the "HarvestDirectory" target will process it. *.wsx file is created in the IntermediateOutputPath and is included in Compile list (processed by Candle).

...
  $(MSBuildProjectDirectory)\Final\
  FinalFolder=$(MyFinalFolder)


...



  
  
    
      INSTALLFOLDER
      true
      true
      true
      FilesComponentGroup
      var.FinalFolder
    
  

The wxs file: