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When you perform a data transfer, either by using the Clipboard or drag and drop, the data has a source and a destination. One application provides the data for copying and another application accepts it for pasting. Each side of the transfer needs to perform different operations on the same data for the transfer to succeed. The Microsoft Foundation Class Library (MFC) provides two classes that represent each side of this transfer:
The following articles explain how to use data objects and data sources in your applications. This information applies to both container and server applications, because both may be called upon to copy and paste data.
See Also COleDataObject, COleDataSource