wtform.pas

Delphi7从入门到精通及附书源码 Delphi7从入门到精通及附书源码

unit WTForm;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    SaveDialog1: TSaveDialog;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

uses
  ComObj, ActiveX;

var
  OldWord, NewWord: Variant;

function GetOrCreateObject (const ClassName: string): IDispatch;
var
  ClassID: TGUID;
  Unknown: IUnknown;
begin
  ClassID := ProgIDToClassID (ClassName);
  if Succeeded (GetActiveObject (ClassID, nil, Unknown)) then
    OleCheck (Unknown.QueryInterface (IDispatch, Result))
  else
    Result := CreateOleObject (ClassName);
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
{  try
    OldWord := GetActiveOleObject ('Word.Basic');
  except
    OldWord := CreateOleObject ('Word.Basic');
  end;}
  OldWord := GetOrCreateObject ('Word.Basic');
  NewWord := GetOrCreateObject ('Word.Application');
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  OldWord.FileNew;
  OldWord.AppShow;
  OldWord.Insert ('Mastering Delphi by Marco Cant