[VB.NET] Automate Excel Example [SRC]

Design Source

Code:
Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

    Public Sub New()

        MyBase.New()

        'This call is required by the Windows Form Designer.

        InitializeComponent()

        'Add any initialization after the InitializeComponent() call

    End Sub

    'Form overrides dispose to clean up the component list.

    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)

        If disposing Then

            If Not (components Is Nothing) Then

                components.Dispose()

            End If

        End If

        MyBase.Dispose(disposing)

    End Sub

    'Required by the Windows Form Designer

    Private components As System.ComponentModel.IContainer

    'NOTE: The following procedure is required by the Windows Form Designer

    'It can be modified using the Windows Form Designer.  

    'Do not modify it using the code editor.

    Friend WithEvents btnAutomateExcel As System.Windows.Forms.Button

    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()

        Me.btnAutomateExcel = New System.Windows.Forms.Button()

        Me.SuspendLayout()

        '

        'btnAutomateExcel

        '

        Me.btnAutomateExcel.Location = New System.Drawing.Point(96, 130)

        Me.btnAutomateExcel.Name = "btnAutomateExcel"

        Me.btnAutomateExcel.Size = New System.Drawing.Size(105, 25)

        Me.btnAutomateExcel.TabIndex = 0

        Me.btnAutomateExcel.Text = "Automate Excel"

        '

        'Form1

        '

        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)

        Me.ClientSize = New System.Drawing.Size(292, 273)

        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.btnAutomateExcel})

        Me.Name = "Form1"

        Me.Text = "Automate Excel Example"

        Me.ResumeLayout(False)

    End Sub

#End Region

Project Source

Code:
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnAutomateExcel.Click

        Dim objExcel As New Excel.Application()

        objExcel.Visible = True

        objExcel.Workbooks.Add()

        objExcel.Range("A1").Select()

        objExcel.ActiveCell.FormulaR1C1 = "500"

        objExcel.Range("B1").Select()

        objExcel.ActiveCell.FormulaR1C1 = "200"

        objExcel.Range("c1").Select()

        objExcel.ActiveCell.FormulaR1C1 = "225"

        objExcel.Range("D1").Select()

        objExcel.ActiveCell.FormulaR1C1 = "110"

        objExcel.Range("A1:D1").Select()

        objExcel.Range("E1").Activate()

        objExcel.ActiveCell.FormulaR1C1 = "=SUM(RC[ -4 ]: RC [ -1] )"

        objExcel.Range("A1:E1").Select()

        objExcel.Selection.Font.Bold = True

        objExcel = Nothing

    End Sub