Jawaban No 3 (Harianto S)

Sumber : Kasus
Listing Program Server :

Form1

Dim ClientIndex As Byte
Dim cRequest As Integer
Dim cData As String
Dim i As Integer
Dim iGD As Integer
Sub MulaiServer()
WS(0).LocalPort = 3000
WS(0).Listen
cRequest = 1
ClientIndex = 1
End Sub

Private Sub Form_Load()
MulaiServer
GD.Rows = 41

For i = 1 To 40
GD.Col = 0
GD.Row = i
GD.Text = i
Next i
iGD = 1
End Sub
Private Sub Timer1_Timer()
For i = 1 To GD.Rows – 1
GD.Row = i
GD.Col = 4
If GD.Text = “START” Then
GD.Col = 3
GD.Text = Time
End If
Next i
End Sub
Private Sub WS_ConnectionRequest(index As Integer, ByVal requestID As Long)
Load WS(cRequest)
WS(cRequest).Close
WS(cRequest).Accept requestID
cRequest = cRequest + 1 ‘
End Sub
Private Sub WS_DataArrival(index As Integer, ByVal bytesTotal As Long)
WS(index).GetData cData, vbString, bytesTotal
Call CekData(index)
End Sub
Sub CekData(index)
On Error Resume Next
Dim kata() As String
kata = Split(cData, “-”)
Select Case kata(0)
Case “START”
GD.Row = iGD
GD.Col = 1
GD.Text = kata(1) ‘WS(index).RemoteHostIP
GD.Col = 2
GD.Text = Time
GD.Col = 4
GD.Text = “START”
GD.Col = 5
GD.Text = kata(2)
iGD = iGD + 1
Case “STOP”
For i = 1 To GD.Rows – 1
GD.Row = i
GD.Col = 1
If GD.Text = kata(1) Then
GD.Col = 4
GD.Text = “STOP”
End If
Next i
End Select
End Sub
Private Sub WS_Error(index As Integer, ByVal Number As Integer, Description As String, ByVal Scode As Long, ByVal Source As String, ByVal HelpFile As String, ByVal HelpContext As Long, CancelDisplay As Boolean)
WS(index).Close
End Sub
Listing program Client :
Dim IPServer As String
Dim xKirim As String
Dim xData1() As String
Dim xData2() As String
Dim IPS As String
Dim USER As String
Dim cRequest As Integer
Private Sub start_Click()
ws(index).SendData “START-” & USER & “-EFRIAWAN”
Timer1.Enabled = False
End Sub
Private Sub stop_click()
ws(index).SendData “STOP-” & USER
pakai.Value = selesai.Value – mulai.Value
Timer2.Enabled = False
End Sub
Private Sub Timer1_Timer()
mulai.Value = Format(Now, “HH:MM:SS”)
End Sub
Private Sub Timer2_Timer()
ws(index).SendData “PAKAI-” & pakai.Value & “/” & 3000
selesai.Value = Format(Now, “HH:MM:SS”)
End Sub
Private Sub Form_Load()
Me.Caption = “CLIENT IP :” & ws(index).LocalIP
biaya.Text = “”
Pemakaian = “”
IPS = “127.0.0.1″
USER = ws(index).LocalIP
ws(index).Connect IPS, 3000
End Sub
Private Sub WS_DataArrival(index As Integer, ByVal bytesTotal As Long)
ws(index).GetData xKirim, vbString, bytesTotal
Call CheckData
End Sub
Sub CheckData()
Dim kata() As String
xData1 = Split(xKirim, “-”)
xData2 = Split(xData1(1), “/”)
Select Case xData1(0)
Case “PAKAI”
pakai.Value = xData2(0)
biaya.Text = xData2(1)
Pemakaian.Text = xData2(1) / 60
bayar.Text = Val(Hour(pakai.Value)) + Val(Minute(pakai.Value)) * (xkata(1) / 60)
End Select
End Sub

Hasil Program :

Server


Client

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