IScriptControl.CodeObject Property

[José Roca]

The following code illustrates the use of the CodeObject property.

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' ########################################################################################
' Microsoft Script Control example.
' 2008 José Roca - Use at your own risk.
' ########################################################################################

' SED_PBWIN  ' Use the PBWIN compiler
#COMPILE EXE
#DIM ALL
#DEBUG ERROR ON
#INCLUDE "MSSCRIPT.INC"

' ========================================================================================
' Main
' ========================================================================================
FUNCTION PBMAIN

   LOCAL pSc AS IScriptControl
   LOCAL strScript AS STRING
   LOCAL pModules AS IScriptModuleCollection
   LOCAL pModule AS IScriptModule
   LOCAL pCodeObject AS IDispatch
   LOCAL oCodeObject AS DISPATCH
   local vPrm1 AS VARIANT
   local vPrm2 AS VARIANT
   local vRes AS VARIANT

   ' Creates an instance of the Microsoft Script Control
   pSc = NEWCOM "MSScriptControl.ScriptControl"
   IF ISNOTHING(pSc) THEN
      MSGBOX "Error creating an instance of the Microsoft Script Control"
      EXIT FUNCTION
   END IF

   TRY
      ' Set the language. It can be "VBScript" or "JScript"
      pSc.Language = UCODE$("VBScript")
      ' *** Add a new module and a procedure and call it using PB automation ***
      ' Get a reference to the modules collection
      pModules = pSc.Modules
      IF ISOBJECT(pModules) THEN
         pModule = pModules.Add(UCODE$("MyModule"))
         IF ISOBJECT(pModule) THEN
            ' Add a procedure to the module
            strScript = "Function Multiply(vPrm1, vPrm2)" & $CRLF & _
                        "   Multiply = vPrm1 * vPrm2" & $CRLF & _
                        "End Function"
            pModule.AddCode UCODE$(strScript)
            ' Get the dispatch interface of the module
            pCodeObject = pModule.CodeObject
            IF ISOBJECT(pCodeObject) THEN
               oCodeObject = pCodeObject
               pCodeObject = NOTHING
            END IF
            ' Use PB automation to call the procedure
            vPrm1 = 6 : vPrm2 = 5
            OBJECT CALL oCodeObject.Multiply(vPrm1, vPrm2) TO vRes
            MSGBOX "Result: " & STR$(VARIANT#(vRes))
         END IF
      END IF
   CATCH
      MSGBOX MSScriptControl_GetErrorInfo(pSc, OBJRESULT)
   FINALLY
      oCodeObject = NOTHING
      pModule = NOTHING
      pModules = NOTHING
   END TRY

   ' Releases the interface
   pSc = NOTHING

END FUNCTION
' ========================================================================================