boolean InsertFile([in] BSTR FilePath, [in, optional] VARIANT
InDocPos);
Inserts a file to opened Word file.
FilePath: The file path need to be inserted.
InDocPos: The insert position. WdInPocPos.
enum WdInDocPos
{
wdInDocumentPosCursor = 1,
wdInDocumentPosStart = 2,
wdInDocumentPosEnd = 3 ,
}WdInDocPos;