Kali ini kita akan belajar membuat efek text berjalan dengan
menggunakan delphi 7.Kita akan membuat text berjalan yang sederhana, dengan
langkah-langkah sebagai berikut:
Langkah 1.
Membuat bentuk
form seperti berikut
Setelah memasukan semua komponen, masukan code seperti di bawah ini.
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ExtCtrls, StdCtrls;
type
Tfrm_materi1_teksberjalan = class(TForm)
Panel1: TPanel;
Label1: TLabel;
RadioButton1: TRadioButton;
RadioButton2: TRadioButton;
RadioButton3: TRadioButton;
Timer1: TTimer;
Button1: TButton;
procedure Timer1Timer(Sender: TObject);
procedure RadioButton1Click(Sender: TObject);
procedure RadioButton2Click(Sender: TObject);
procedure RadioButton3Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
frm_materi1_teksberjalan: Tfrm_materi1_teksberjalan;
implementation
{$R *.dfm}
procedure Tfrm_materi1_teksberjalan.Timer1Timer(Sender: TObject);
var
frm_materi1_teksberjalan: Tfrm_materi1_teksberjalan;
batas_kiri,batas_kanan:integer;
begin
batas_kiri:=panel1.Left-label1.Width;
batas_kanan:=panel1.Left+panel1.Width;
if label1.Left=batas_kiri then
begin
label1.Left:=batas_kanan
end
else
begin
label1.Left:=label1.Left-1;
end;
end;
procedure Tfrm_materi1_teksberjalan.RadioButton1Click(Sender: TObject);
begin
timer1.Interval:=50;
end;
procedure Tfrm_materi1_teksberjalan.RadioButton2Click(Sender: TObject);
begin
timer1.Interval:=25;
end;
procedure Tfrm_materi1_teksberjalan.RadioButton3Click(Sender: TObject);
begin
timer1.Interval:=1;
end;
procedure Tfrm_materi1_teksberjalan.Button1Click(Sender: TObject);
begin
Close;
end;
end.
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ExtCtrls, StdCtrls;
type
Tfrm_materi1_teksberjalan = class(TForm)
Panel1: TPanel;
Label1: TLabel;
RadioButton1: TRadioButton;
RadioButton2: TRadioButton;
RadioButton3: TRadioButton;
Timer1: TTimer;
Button1: TButton;
procedure Timer1Timer(Sender: TObject);
procedure RadioButton1Click(Sender: TObject);
procedure RadioButton2Click(Sender: TObject);
procedure RadioButton3Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
frm_materi1_teksberjalan: Tfrm_materi1_teksberjalan;
implementation
{$R *.dfm}
procedure Tfrm_materi1_teksberjalan.Timer1Timer(Sender: TObject);
var
frm_materi1_teksberjalan: Tfrm_materi1_teksberjalan;
batas_kiri,batas_kanan:integer;
begin
batas_kiri:=panel1.Left-label1.Width;
batas_kanan:=panel1.Left+panel1.Width;
if label1.Left=batas_kiri then
begin
label1.Left:=batas_kanan
end
else
begin
label1.Left:=label1.Left-1;
end;
end;
procedure Tfrm_materi1_teksberjalan.RadioButton1Click(Sender: TObject);
begin
timer1.Interval:=50;
end;
procedure Tfrm_materi1_teksberjalan.RadioButton2Click(Sender: TObject);
begin
timer1.Interval:=25;
end;
procedure Tfrm_materi1_teksberjalan.RadioButton3Click(Sender: TObject);
begin
timer1.Interval:=1;
end;
procedure Tfrm_materi1_teksberjalan.Button1Click(Sender: TObject);
begin
Close;
end;
end.
Sekian dan terimakasih

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