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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, ExtCtrls;
type
TFrameNew = class(TFrame)
Button1: TButton;
private
{ Déclarations privées }
public
{ Déclarations publiques }
end;
function CreateFrameNew: TFrameNew; stdcall; Export;
implementation
function CreateFrameNew: TFrameNew; stdcall; Export;
begin
RegisterClass (TFrameNew);
result := TFrameNew.Create(nil);
end;
- Dans le source de la Dll 'P_Test.dll':
library P_Test;
uses
Forms,
Classes,
Dialogs,
Controls,
SysUtils,
Unit1 in 'Unit1.pas' {FrameNew: TFrame};
{$R *.res}
exports
CreateFrameNew;
end.
- Dans l'application:
Unit1;
type
TForm1 = class(TForm)
Button1 : TButton;
Panel1 : TPanel;
procedure Button1Click(Sender: TObject);
private
public
...
end;
TFrameNew = class(TFrame)
private
public
end;
function CreateFrameNew: TFrameNew; stdcall; external 'P_Test.Dll';
...
procedure TForm1.Button1Click(Sender:TObject);
var Frame: TFrameNew;
begin
Frame := CreateFrameNew; -> Ok
Frame.Parent := Panel; -> Erreur
end; |
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