// начало кода
unit authors;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Buttons;
type
TPerson = class
fName: string;
mName: string;
lName: string;
nick: string;
email: string;
constructor Create;
end;
TForm2 = class(TForm)
GroupBox1: TGroupBox;
Label2: TLabel;
Label3: TLabel;
Label4: TLabel;
Label5: TLabel;
Label8: TLabel;
first_name: TEdit;
last_name: TEdit;
nickname: TEdit;
mail: TEdit;
mid_name: TEdit;
Au: TGroupBox;
ListBox1: TListBox;
Button1: TButton;
Button2: TButton;
Button3: TButton;
Button4: TButton;
BitBtn1: TBitBtn;
BitBtn2: TBitBtn;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure ListBox1Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form2: TForm2;
implementation
{$R *.dfm}
constructor TPerson.Create;
begin
fName:= '';
mName:= '';
lName:= '';
nick:= '';
email:= '';
end;
procedure TForm2.Button1Click(Sender: TObject);
begin // New
first_name.Text:= '';
mid_name.Text:= '';
last_name.Text:= '';
nickname.Text:= '';
mail.Text:= '';
end;
procedure TForm2.Button2Click(Sender: TObject);
var
Person: TPerson;
begin // Add
Person:= TPerson.Create;
with Person do
begin
fName:= first_name.Text;
mName:= mid_name.Text;
lName:= last_name.Text;
nick:= nickname.Text;
email:= mail.Text;
ListBox1.Items.AddObject(lName+' '+fName,Person);
end;
end;
procedure TForm2.ListBox1Click(Sender: TObject);
var
Person: TPerson;
begin
with ListBox1 do
Person:= TPerson(Items.Objects[ItemIndex]);
with Person do
begin
first_name.Text:= fName;
mid_name.Text:= mName;
last_name.Text:= lName;
nickname.Text:= nick;
mail.Text:= email;
end;
end;
procedure TForm2.Button3Click(Sender: TObject);
var
Person: TPerson;
begin // Edit
with ListBox1 do
begin
if ItemIndex = – 1 then exit;
Person:= TPerson(Items.Objects[ItemIndex]);
end;
with Person do
begin
fName:= first_name.Text;
mName:= mid_name.Text;
lName:= last_name.Text;
nick:= nickname.Text;
email:= mail.Text;
with ListBox1 do
Items[ItemIndex]:=lName+' '+fName;
end;
end;
procedure TForm2.Button4Click(Sender: TObject);
var
Person: TPerson;
begin // Delete
with ListBox1 do
begin
if ItemIndex = – 1 then exit;
Person:= TPerson(Items.Objects[ItemIndex]);
Person.Free;
Items.Delete(ItemIndex);
end;
end;
end.
// конец кода