Read the content of an Excel object embedded in a Word document

Problem/Question/Abstract:

I have an Excel object in a Word document. I want to read the content of the Excel object from my Delphi program. How can I do that?

Answer:

{ ... }
var
  AWordApplication: WordApplication;
  AWordDocument: WordDocument;
  AWorkBook: ExcelWorkBook;
  AWorkSheet: ExcelWorkSheet;
  AInlineShape: InlineShape;
  AFileName: OleVariant;
  TrueParam: OleVariant;
begin
  AWordApplication := CoWordApplication.Create;
  try
    FalseParam := False;
    AFileName := 'c:\wordexcel.doc';
    AWordDocument := AWordApplication.Documents.Open(AFileName, EmptyParam,
      EmptyParam,
      EmptyParam, EmptyParam, EmptyParam, EmptyParam, EmptyParam,
      EmptyParam, EmptyParam, EmptyParam, EmptyParam);
    AInlineShape := AWordDocument.InlineShapes.Item(1);
    AInlineShape.Activate;
    AWorkBook := AWordDocument.InlineShapes.Item(1).OLEFormat.Object_ as
      ExcelWorkBook;
    AWorkSheet := AWorkBook.ActiveSheet as ExcelWorkSheet;
    ShowMessage(AWorkSheet.Cells.Item[2, 1].Text);
  finally
    AWordApplication.Quit(FalseParam, EmptyParam, EmptyParam);
    AWordApplication := nil;
    AWordDocument := nil;
  end;
end;