[Name] FILENAME_EXISTING

[Description] INTERNAL ONLY type, don't expose to users. Just like "FILENAME_MUSTEXIST"
              except doesn't validate when user enters the name in GUI's lineedit


In a Transformer (*.fmx) File

   Syntax

      PARAMETER_NAME: <macroName>
      PARAMETER_TYPE: FILENAME_EXISTING [INCLUDE_WEB_BROWSER%]<filterDes>|<filter>[|<filterDes2>|<filter2>]* <label>
      PARAMETER_PROMPT: <label>
      PARAMETER_DEFAULT: [<defaultValue>]

   Example

      PARAMETER_NAME: DATASET
      PARAMETER_TYPE: FILENAME_EXISTING Access_Database_Files(*.mdb)|*.mdb|All_files(*)|*
      PARAMETER_PROMPT: Database Path:
      PARAMETER_DEFAULT:


In a Reader/Writer (*.fmf, *.fmi) File

   Syntax

      [DEFAULT_VALUE <macroName> <defaultValue>]
      GUI FILENAME_EXISTING <macroName> [INCLUDE_WEB_BROWSER%]<filterDes>|<filter>[|<filterDes2>|<filter2>]* <label> <label>

   Example

      GUI FILENAME_EXISTING DATASET Access_Database_Files(*.mdb)|*.mdb|All_files(*)|* Database Path: