Aplikasi Sederhana Kalkulator

Kali ini saya akan memberikan tutorial tentang pembuatan aplikasi sederhana Kalkulator dengan VB.NET, dan sebenarnya sehubungan dengan tugas kuliah juga button, dan radio , sehingga ada ide untuk membuat aplikasi sederhana ini.

Public Class Kalkulator
    Dim k1, k2, Total As Double
    Dim opera As String
    Dim pindah As Boolean
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "1"
        Else
            TextBox1.Text = TextBox1.Text + "1"
        End If
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "2"
        Else
            TextBox1.Text = TextBox1.Text + "2"
        End If
    End Sub

    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "3"
        Else
            TextBox1.Text = TextBox1.Text + "3"
        End If
    End Sub

    Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "4"
        Else
            TextBox1.Text = TextBox1.Text + "4"
        End If
    End Sub

    Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button5.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "5"
        Else
            TextBox1.Text = TextBox1.Text + "5"
        End If
    End Sub

    Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "6"
        Else
            TextBox1.Text = TextBox1.Text + "6"
        End If
    End Sub

    Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button7.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "7"
        Else
            TextBox1.Text = TextBox1.Text + "7"
        End If
    End Sub

    Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button8.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "8"
        Else
            TextBox1.Text = TextBox1.Text + "8"
        End If
    End Sub

    Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "9"
        Else
            TextBox1.Text = TextBox1.Text + "9"
        End If
    End Sub
    Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button10.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "0"
        Else
            TextBox1.Text = TextBox1.Text + "0"
        End If
    End Sub

    Private Sub ButtonSamaDengan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonSamaDengan.Click
        If opera = "+" Then
            Total = Val(TextBox1.Text) + Val(TextBox2.Text)
            MsgBox(Total)
            Label1.Text = Total
            TextBox1.Text = Total
            TextBox2.Text = ""
        ElseIf opera = "-" Then
            Total = Val(TextBox1.Text) - Val(TextBox2.Text)
            MsgBox(Total)
            Label1.Text = Total
            TextBox1.Text = Total
            TextBox2.Text = ""
        ElseIf opera = "*" Then
            Total = Val(TextBox1.Text) * Val(TextBox2.Text)
            MsgBox(Total)
            Label1.Text = Total
            TextBox1.Text = Total
            TextBox2.Text = ""
        ElseIf opera = "/" Then
            Total = Val(TextBox1.Text) / Val(TextBox2.Text)
            MsgBox(Total)
            Label1.Text = Total
            TextBox1.Text = Total
            TextBox2.Text = ""
        End If


    End Sub

    Private Sub Button1Plus_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1Plus.Click
        opera = "+"
        pindah = True
        TextBox2.Focus()
    End Sub

    Private Sub ButtonKali_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonKali.Click
        opera = "*"
        pindah = True
        TextBox2.Focus()
    End Sub

   
    Private Sub ButtonMin_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonMin.Click
        opera = "-"
        pindah = True
        TextBox2.Focus()
    End Sub

    Private Sub Kalkulator_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        PictureBox1.Image = System.Drawing.Image.FromFile("C:\Users\Muhamad Anjar\Documents\Visual Studio 2010\Projects\WindowsApplication1\WindowsApplication1\anjar software.jpg")
        TextBox3.Text = 0
    End Sub

    Private Sub ButtonBagi_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ButtonBagi.Click
        opera = "/"
        pindah = True
        TextBox2.Focus()
    End Sub

    Private Sub Button14_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button14.Click
        If pindah = True Then
            TextBox2.Text = TextBox2.Text + "."
        Else
            TextBox1.Text = TextBox1.Text + "."
        End If
    End Sub

    Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged

        pindah = False
    End Sub


    Private Sub Button11_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        TextBox4.Text = (TextBox3.Text * 18 / 10) + 32
    End Sub

   

    Private Sub Button12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        TextBox4.Text = (TextBox3.Text * 8 / 10)
    End Sub

    Private Sub Button13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        TextBox4.Text = (TextBox3.Text + 27315 / 1000)
    End Sub

   
    Private Sub RadioButton1_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton1.CheckedChanged
        TextBox4.Text = (TextBox3.Text * 18 / 10) + 32
    End Sub

    Private Sub RadioButton2_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton2.CheckedChanged
        TextBox4.Text = (TextBox3.Text * 8 / 10)
    End Sub

    Private Sub RadioButton3_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton3.CheckedChanged
        TextBox4.Text = (TextBox3.Text + 27315 / 1000)
    End Sub

    Private Sub TextBox3_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox3.TextChanged

    End Sub
End Class