Project Structure

• Anchors.dpr
• AnchForm.pas
• AnchForm.dfm

program Anchors;

uses
  Forms,
  AnchForm in 'AnchForm.pas' {Form1};

{$R *.RES}

begin
  Application.Initialize;
  Application.CreateForm(TForm1, Form1);
  Application.Run;
end.

unit AnchForm;

interface

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

type
  TForm1 = class(TForm)
    BtnClose: TButton;
    BtnShow: TButton;
    ListBox1: TListBox;
    procedure BtnShowClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure BtnCloseClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.BtnShowClick(Sender: TObject);
begin
  ShowMessage (ListBox1.Items [ListBox1.ItemIndex]);
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  // select the first item
  ListBox1.ItemIndex := 0;
end;

procedure TForm1.BtnCloseClick(Sender: TObject);
begin
  Close;
end;

end.

object Form1: TForm1
  Left = 192
  Top = 107
  Width = 288
  Height = 226
  Caption = 'Anchors'
  Color = clBtnFace
  Constraints.MinHeight = 150
  Constraints.MinWidth = 250
  Font.Charset = ANSI_CHARSET
  Font.Color = clWindowText
  Font.Height = -15
  Font.Name = 'Arial'
  Font.Style = [fsBold]
  OldCreateOrder = False
  OnCreate = FormCreate
  PixelsPerInch = 96
  TextHeight = 18
  object BtnClose: TButton
    Left = 188
    Top = 165
    Width = 75
    Height = 25
    Anchors = [akRight, akBottom]
    Caption = 'Close'
    TabOrder = 0
    OnClick = BtnCloseClick
  end
  object BtnShow: TButton
    Left = 188
    Top = 133
    Width = 75
    Height = 25
    Anchors = [akRight, akBottom]
    Caption = 'Show'
    TabOrder = 1
    OnClick = BtnShowClick
  end
  object ListBox1: TListBox
    Left = 16
    Top = 8
    Width = 154
    Height = 182
    Anchors = [akLeft, akTop, akRight, akBottom]
    ItemHeight = 18
    Items.Strings = (
      'one'
      'two'
      'three'
      'four'
      'five'
      'six'
      'seven'
      'eight')
    TabOrder = 2
  end
end