unit ScaleUnit; interface uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls; type TScaleImage = class(TForm) Label1: TLabel; ScaleCombo: TComboBox; ImageInterpolate: TCheckBox; procedure ScaleComboChange(Sender: TObject); procedure ImageInterpolateClick(Sender: TObject); private { Private declarations } public { Public declarations } end; var ScaleImage: TScaleImage; implementation uses MainUnit; {$R *.DFM} procedure TScaleImage.ScaleComboChange(Sender: TObject); begin MainForm.ScaleComboChange(Self); end; procedure TScaleImage.ImageInterpolateClick(Sender: TObject); begin MainForm.ImageInterpolateClick(Self); end; end.