DDE : DocSave

Specified PDF file is preserved. If PDF file has been changed, it is preserved in the state.
It doesn’t operate in Acrobat Reader.


[DocSave(char* fullPath)]


Full path in updated PDF file. It is necessary already to be opened by the Acrobat application.


true The pages are saved successfully.
false Otherwise.

Notes: The return value cannot be acquired with DDE of VBA of Excel.

Sample: VBA of Excel  

Specified PDF file is saved.

  • Please confirm the test by the step execution with F8 key.
Sub DDE_DocSave()
    Dim lChanNo As Long     ‘DDE channel number
    ‘A double quotation mark is added for blank starting full path.
    Const CON_PDF_PATH = “””E:\Test01.pdf”””
    ‘The Acrobat application is Started.
    Shell “C:\Program Files\Adobe\Acrobat 9.0\Acrobat\Acrobat.exe”
    ‘Open of DDE channel
    lChanNo = DDEInitiate(“Acroview”, “Control”)

    ‘Open of PDF file
    DDEExecute lChanNo, “[DocOpen(“ & CON_PDF_PATH & “)]”
    ‘Deletion of page (deletion of 2, 3, and page 4)
    DDEExecute lChanNo, “[DocDeletePages(“ & CON_PDF_PATH & “,1,3)]”
    ‘Saving of PDF file.  Note) Optimization is not done.
    DDEExecute lChanNo, “[DocSave(” & CON_PDF_PATH & “)]”

    ‘The Acrobat applicaton is ended..
    ‘If this is not done, the Acrobat process remains.

    DDEExecute lChanNo, “[AppHide()]” 
    ‘The DDE channel is shut.
    DDETerminate lChanNo
End Sub


Execution result

It is a result of the comparison on page thumbnail screen of Acrobat.
Deletion of page (deletion of 2, 3, and page 4).



DocSave(Before) DocSave(After) 


  • It doesn’t operate in Acrobat Reader.
  • It is optimized and preservation is not done.  

Environment to confirm the operation

  • WindowsXP + SP3 + WindowsUpdate
  • Adobe Acrobat Pro 7.0.8 + Office Pro 2003
  • Adobe Acrobat Pro 8.1.4 + Office Pro 2003
  • Adobe Acrobat Pro 9.1.0 + Office Pro 2003