📄 updownfrm.pas
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unit UpDownFrm;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls, ComCtrls;
type
TUpDownForm = class(TForm)
RedUpDown: TUpDown;
RedEdit: TLabeledEdit;
GreenUpDown: TUpDown;
GreenEdit1: TLabeledEdit;
BlueUpDown: TUpDown;
BlueEdit: TLabeledEdit;
procedure RedUpDownChanging(Sender: TObject; var AllowChange: Boolean);
procedure RedEditChange(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
UpDownForm: TUpDownForm;
implementation
{$R *.dfm}
procedure TUpDownForm.RedUpDownChanging(Sender: TObject;
var AllowChange: Boolean);
begin
UpDownForm.Color:=RGB(RedUpDown.Position,GreenUpDown.Position,BlueUpDown.Position);
end;
procedure TUpDownForm.RedEditChange(Sender: TObject);
begin
UpDownForm.Color:=RGB(RedUpDown.Position,GreenUpDown.Position,BlueUpDown.Position);
end;
end.
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