public static void Run()
{
// ExStart:RemoveUnmergedRegions
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_MailMergeAndReporting();
string fileName = "TestFile Empty.doc";
// Open the document.
Document doc = new Document(dataDir + fileName);
// Create a dummy data source containing no data.
DataSet data = new DataSet();
// ExStart:MailMergeCleanupOptions
// Set the appropriate mail merge clean up options to remove any unused regions from the document.
doc.MailMerge.CleanupOptions = MailMergeCleanupOptions.RemoveUnusedRegions;
// Doc.MailMerge.CleanupOptions = MailMergeCleanupOptions.RemoveContainingFields;
// Doc.MailMerge.CleanupOptions |= MailMergeCleanupOptions.RemoveStaticFields;
// Doc.MailMerge.CleanupOptions |= MailMergeCleanupOptions.RemoveEmptyParagraphs;
// Doc.MailMerge.CleanupOptions |= MailMergeCleanupOptions.RemoveUnusedFields;
// ExEnd:MailMergeCleanupOptions
// Execute mail merge which will have no effect as there is no data. However the regions found in the document will be removed
// Automatically as they are unused.
doc.MailMerge.ExecuteWithRegions(data);
dataDir = dataDir + RunExamples.GetOutputFilePath(fileName);
// Save the output document to disk.
doc.Save(dataDir);
// ExEnd:RemoveUnmergedRegions
Debug.Assert(doc.MailMerge.GetFieldNames().Length == 0, "Error: There are still unused regions remaining in the document");
Console.WriteLine("\nMail merge performed with empty regions successfully.\nFile saved at " + dataDir);
}
}
