اینم سورسش:
ابتدا دوتا تایمر بزارین توی برناتون . بعدشم این کد ها رو کلا جایگزینه پروژتون کنید
Public Class Form1
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
Me.BackColor = Color.DarkGoldenrod
Me.Height = 15
Me.Width = 1
Me.Left = Screen.PrimaryScreen.WorkingArea.Width / 2
Timer1.Interval = 1
Timer2.Interval = 1
Timer1.Enabled = True
End Sub
Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
If Me.Height >= 500 Then
Timer1.Enabled = False
Timer2.Enabled = True
Else
Me.Height += 10
Me.Top = (Screen.PrimaryScreen.WorkingArea.Height / 2) - (Me.Height / 2)
End If
End Sub
Private Sub Timer2_Tick(sender As Object, e As EventArgs) Handles Timer2.Tick
If Me.Width >= 1000 Then
Timer2.Enabled = False
Else
Me.Width += 10
Me.Left = (Screen.PrimaryScreen.WorkingArea.Width / 2) - (Me.Width / 2)
End If
End Sub
End Class
\\\موفق باشید///