How to form a DDE link with a Netscape browser

Problem/Question/Abstract:

How to form a DDE link with a Netscape browser

Answer:

unit Netscp1;

interface

uses
  SysUtils, WinTypes, WinProcs, Messages, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, DdeMan;

type
  TForm1 = class(TForm)
    DdeClientConv1: TDdeClientConv;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    LinkStatus: TEdit;
    Label1: TLabel;
    Label2: TLabel;
    URLName: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
  LinkOpened: Integer;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
begin
  if LinkOpened = 0 then
  begin
    DdeClientConv1.SetLink(' Netscape ', ' WWW_OpenURL ');
    if DdeClientConv1.OpenLink then
    begin
      LinkStatus.Text := ' Netscape Link has been opened ';
      LinkOpened := 1;
    end
    else
      LinkStatus.Text := ' Unable to make Netscape Link ';
  end;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  LinkOpened := 0;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  DdeClientConv1.CloseLink;
  LinkOpened := 0;
  LinkStatus.Text := ' Netscape Link has been closed ';
end;

procedure TForm1.Button3Click(Sender: TObject);
var
  ItemList: string;
begin
  if LinkOpened <> 0 then
  begin
    ItemList := URLName.Text + ', , 0xFFFFFFFF, 0x3, , ,';
    DdeClientConv1.RequestData(ItemList);
  end;
end;

end.