Kalkulator Sederhana memakai VB.net
Download program jadinya Disini
atau copy coddingnya di bawah ini..............
silahkan dicoba............................
Public Class Form1
Const phi As Double = 22 / 7
Dim input_angka, Hasil As Double
Dim Rumus As String
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
TextBox1.Enabled = False
Button1.Enabled = False
Button2.Enabled = False
Button3.Enabled = False
Button4.Enabled = False
Button5.Enabled = False
Button6.Enabled = False
Button7.Enabled = False
Button8.Enabled = False
Button9.Enabled = False
Button10.Enabled = False
Button11.Enabled = False
Button12.Enabled = False
Button13.Enabled = False
Button14.Enabled = False
Button15.Enabled = False
Button16.Enabled = False
Button17.Enabled = False
Button18.Enabled = False
Button19.Enabled = False
End Sub
Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button10.Click
input_angka = Val(TextBox1.Text)
Rumus = "/"
TextBox1.Text = Nothing
End Sub
Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button8.Click
TextBox1.Text = TextBox1.Text & "6"
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
input_angka = Val(TextBox1.Text)
Rumus = "+"
TextBox1.Text = Nothing
End Sub
Private Sub Button24_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
End Sub
Private Sub Button16_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button16.Click
TextBox1.Text = TextBox1.Text & "0"
End Sub
Private Sub Button11_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button11.Click
TextBox1.Text = TextBox1.Text & "1"
End Sub
Private Sub Button12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button12.Click
TextBox1.Text = TextBox1.Text & "2"
End Sub
Private Sub Button13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button13.Click
TextBox1.Text = TextBox1.Text & "3"
End Sub
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click
TextBox1.Text = TextBox1.Text & "4"
End Sub
Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button7.Click
TextBox1.Text = TextBox1.Text & "5"
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
TextBox1.Text = TextBox1.Text & "7"
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
TextBox1.Text = TextBox1.Text & "8"
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
TextBox1.Text = TextBox1.Text & "9"
End Sub
Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click
input_angka = Val(TextBox1.Text)
Rumus = "-"
TextBox1.Text = Nothing
End Sub
Private Sub Button14_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button14.Click
input_angka = Val(TextBox1.Text)
Rumus = "*"
TextBox1.Text = Nothing
End Sub
Private Sub Button15_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button15.Click
input_angka = Val(TextBox1.Text)
Rumus = "^"
TextBox1.Text = Nothing
End Sub
Private Sub Button18_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button18.Click
TextBox1.Text = TextBox1.Text & "."
End Sub
Private Sub Button22_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
TextBox1.Text = Math.Cos(TextBox1.Text * (phi / 180))
End Sub
Private Sub Button23_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
TextBox1.Text = Math.Sin(TextBox1.Text * (phi / 180))
End Sub
Private Sub Button17_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button17.Click
If Rumus = "+" Then
TextBox1.Text = input_angka + Val(TextBox1.Text)
ElseIf Rumus = "-" Then
TextBox1.Text = input_angka - Val(TextBox1.Text)
ElseIf Rumus = "*" Then
TextBox1.Text = input_angka * Val(TextBox1.Text)
ElseIf Rumus = "/" Then
TextBox1.Text = input_angka / Val(TextBox1.Text)
ElseIf Rumus = "^" Then
TextBox1.Text = input_angka ^ Val(TextBox1.Text)
End If
End Sub
Private Sub Button21_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button21.Click
TextBox1.Enabled = True
Button1.Enabled = True
Button2.Enabled = True
Button3.Enabled = True
Button4.Enabled = True
Button5.Enabled = True
Button6.Enabled = True
Button7.Enabled = True
Button8.Enabled = True
Button9.Enabled = True
Button10.Enabled = True
Button11.Enabled = True
Button12.Enabled = True
Button13.Enabled = True
Button14.Enabled = True
Button15.Enabled = True
Button16.Enabled = True
Button17.Enabled = True
Button18.Enabled = True
Button19.Enabled = True
End Sub
Private Sub Button20_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button19.Click
TextBox1.Enabled = False
Button1.Enabled = False
Button2.Enabled = False
Button3.Enabled = False
Button4.Enabled = False
Button5.Enabled = False
Button6.Enabled = False
Button7.Enabled = False
Button8.Enabled = False
Button9.Enabled = False
Button10.Enabled = False
Button11.Enabled = False
Button12.Enabled = False
Button13.Enabled = False
Button14.Enabled = False
Button15.Enabled = False
Button16.Enabled = False
Button17.Enabled = False
Button18.Enabled = False
Button19.Enabled = False
End Sub
Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button5.Click
TextBox1.Text = Nothing
input_angka = Nothing
Hasil = Nothing
Rumus = Nothing
End Sub
Private Sub Button25_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button25.Click
If TextBox1.Text.Length <> 0 Then
TextBox1.Text = TextBox1.Text.Remove(TextBox1.Text.Length - 1)
End If
End Sub
Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged
End Sub
End Class
