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| unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
type
TForm1 = class(TForm)
ComboBox1 : TComboBox;
ComboBox2 : TComboBox;
btnReset : TButton;
procedure FormCreate(Sender: TObject);
procedure ComboBox1Select(Sender: TObject);
procedure ComboBox2Select(Sender: TObject);
procedure btnResetClick(Sender: TObject);
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.FormCreate(Sender: TObject);
var i : Char;
begin
ComboBox1.Style := csSimple;
ComboBox1.Height := 250;
ComboBox1.Sorted := true;
ComboBox2.Style := csSimple;
ComboBox2.Height := 250;
ComboBox2.Sorted := true;
for i := 'A' to 'N' do ComboBox1.Items.Add(Format('Ville %s', [i]));
end;
{ Fait passer la string sélectionnée de ComboBox1 vers ComboBox2: }
procedure TForm1.ComboBox1Select(Sender: TObject);
begin
ComboBox2.AddItem(ComboBox1.Text,nil);
ComboBox1.DeleteSelected;
end;
{ Pour pouvoir revenir sur un choix précédent: }
procedure TForm1.ComboBox2Select(Sender: TObject);
begin
ComboBox1.AddItem(ComboBox2.Text,nil);
ComboBox2.DeleteSelected;
end;
{ Réinitialise les listes: }
procedure TForm1.btnResetClick(Sender: TObject);
begin
ComboBox1.Items.AddStrings(ComboBox2.Items);
ComboBox2.Clear;
end;
END. |
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