Code Samples - Neevia docuPrinter SDK

Example 6: Convert a PowerPoint document into PDF (docuPrinter PowerPoint Macro) - C# Copy 

Add a reference in your Visual Studio project to docuPrinter library.
To do this:
        a. On the Project menu, click Add Reference;
        b. On the COM tab, locate docuPrinter Library and then click Select;
        c. Click OK in the Add References dialog box to accept your selections.
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   private void button1_Click(object sender, EventArgs e)
   {

       string fileToConvert = @"c:\users\public\test.ppt";

       docuPrinter.SDK DPSDK = new docuPrinter.SDK();

       DPSDK.DocumentOutputFormat = "PDF";
       DPSDK.DocumentOutputName = "demoPPT";
       DPSDK.DocumentOutputFolder = @"c:\users\public\";

       DPSDK.PDFAutoRotatePage = "PageByPage";

       DPSDK.HideSaveAsWindow = true;
       DPSDK.DefaultAction = 1;
       DPSDK.ApplySettings();

       docuPrinter.PowerpointMacro DPPPT = new docuPrinter.PowerpointMacro();
       DPPPT.CTransition = true;
       DPPPT.CHBookmarks = true;
       DPPPT.CInternetLink = true;
       DPPPT.CDocInfo = true;
       int RVal =  DPPPT.ConvertDocument( fileToConvert );

       DPPPT = null;
       DPSDK = null;

       if (RVal != 0) {
         MessageBox.Show("Error while converting the document!!!");
       } else {
         MessageBox.Show("Done converting !!!");
       }

   }