unit longinputDlg;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls;

type
  TlonginputFrm = class(TForm)
    bottomPnl: TPanel;
    okBtn: TButton;
    cancelBtn: TButton;
    topPnl: TPanel;
    msgLbl: TLabel;
    inputBox: TMemo;
    procedure bottomPnlResize(Sender: TObject);
    procedure inputBoxKeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

implementation

{$R *.dfm}

procedure TlonginputFrm.bottomPnlResize(Sender: TObject);
begin
okBtn.left:=(bottomPnl.Width-cancelBtn.BoundsRect.right+okBtn.BoundsRect.left) div 2;
cancelBtn.left:=okBtn.BoundsRect.Right+10;
end;

procedure TlonginputFrm.inputBoxKeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
if shift = [ssCtrl] then
  if key = ord('A') then
    inputBox.SelectAll();
end;

end.