ByteScout Data Extraction Suite - VB.NET - Import from winforms datagrid with spreadsheet sdk - ByteScout

ByteScout Data Extraction Suite – VB.NET – Import from winforms datagrid with spreadsheet sdk

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How to import from winforms datagrid with spreadsheet sdk in VB.NET using ByteScout Data Extraction Suite

This code in VB.NET shows how to import from winforms datagrid with spreadsheet sdk with this how to tutorial

Quickly learn how to import from winforms datagrid with spreadsheet sdk in VB.NET with this sample source code. ByteScout Data Extraction Suite: the bundle that includes three SDK tools for data extraction from PDF, scans, images and from spreadsheets: PDF Extractor SDK, Data Extraction SDK, Barcode Reader SDK. It can import from winforms datagrid with spreadsheet sdk in VB.NET.

The SDK samples given below describe how to quickly make your application do import from winforms datagrid with spreadsheet sdk in VB.NET with the help of ByteScout Data Extraction Suite. IF you want to implement the functionality, just copy and paste this code for VB.NET below into your code editor with your app, compile and run your application. If you want to use these VB.NET sample examples in one or many applications then they can be used easily.

You can download free trial version of ByteScout Data Extraction Suite from our website with this and other source code samples for VB.NET.

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Form1.Designer.vb
      
Partial Class Form1 ''' <summary> ''' Required designer variable. ''' </summary> Private components As System.ComponentModel.IContainer = Nothing ''' <summary> ''' Clean up any resources being used. ''' </summary> ''' <param name="disposing">true if managed resources should be disposed; otherwise, false.</param> Protected Overrides Sub Dispose(disposing As Boolean) If disposing AndAlso (components IsNot Nothing) Then components.Dispose() End If MyBase.Dispose(disposing) End Sub #Region "Windows Form Designer generated code" ''' <summary> ''' Required method for Designer support - do not modify ''' the contents of this method with the code editor. ''' </summary> Private Sub InitializeComponent() Me.dataGrid1 = New System.Windows.Forms.DataGrid() Me.dataGridTableStyle1 = New System.Windows.Forms.DataGridTableStyle() Me.dataGridTextBoxColumn1 = New System.Windows.Forms.DataGridTextBoxColumn() Me.btnImport = New System.Windows.Forms.Button() Me.btnExport = New System.Windows.Forms.Button() Me.openFileDialog1 = New System.Windows.Forms.OpenFileDialog() DirectCast(Me.dataGrid1, System.ComponentModel.ISupportInitialize).BeginInit() Me.SuspendLayout() ' ' dataGrid1 ' Me.dataGrid1.Anchor = CType((((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Bottom) Or System.Windows.Forms.AnchorStyles.Left) Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles) Me.dataGrid1.DataMember = "" Me.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText Me.dataGrid1.Location = New System.Drawing.Point(12, 12) Me.dataGrid1.Name = "dataGrid1" Me.dataGrid1.Size = New System.Drawing.Size(438, 308) Me.dataGrid1.TabIndex = 0 Me.dataGrid1.TableStyles.AddRange(New System.Windows.Forms.DataGridTableStyle() {Me.dataGridTableStyle1}) ' ' dataGridTableStyle1 ' Me.dataGridTableStyle1.DataGrid = Me.dataGrid1 Me.dataGridTableStyle1.GridColumnStyles.AddRange(New System.Windows.Forms.DataGridColumnStyle() {Me.dataGridTextBoxColumn1}) Me.dataGridTableStyle1.HeaderForeColor = System.Drawing.SystemColors.ControlText ' ' dataGridTextBoxColumn1 ' Me.dataGridTextBoxColumn1.Format = "" Me.dataGridTextBoxColumn1.FormatInfo = Nothing Me.dataGridTextBoxColumn1.NullText = "" Me.dataGridTextBoxColumn1.Width = 75 ' ' btnImport ' Me.btnImport.Anchor = CType((System.Windows.Forms.AnchorStyles.Bottom Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles) Me.btnImport.Location = New System.Drawing.Point(238, 326) Me.btnImport.Name = "btnImport" Me.btnImport.Size = New System.Drawing.Size(212, 23) Me.btnImport.TabIndex = 1 Me.btnImport.Text = "Import from DataGrid to spreadsheet" Me.btnImport.UseVisualStyleBackColor = True AddHandler Me.btnImport.Click, New System.EventHandler(AddressOf Me.btnImport_Click) ' ' btnExport ' Me.btnExport.Anchor = CType((System.Windows.Forms.AnchorStyles.Bottom Or System.Windows.Forms.AnchorStyles.Right), System.Windows.Forms.AnchorStyles) Me.btnExport.Location = New System.Drawing.Point(238, 355) Me.btnExport.Name = "btnExport" Me.btnExport.Size = New System.Drawing.Size(212, 23) Me.btnExport.TabIndex = 2 Me.btnExport.Text = "Export from spreadsheet to DataGrid" Me.btnExport.UseVisualStyleBackColor = True AddHandler Me.btnExport.Click, New System.EventHandler(AddressOf Me.btnExport_Click) ' ' openFileDialog1 ' Me.openFileDialog1.FileName = "openFileDialog1" Me.openFileDialog1.Filter = "Excel files (*.xls;*.xlsx)|*.xls;*.xlsx|All files|*.*" ' ' Form1 ' Me.AutoScaleDimensions = New System.Drawing.SizeF(6F, 13F) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(462, 390) Me.Controls.Add(Me.btnExport) Me.Controls.Add(Me.btnImport) Me.Controls.Add(Me.dataGrid1) Me.Name = "Form1" Me.Text = "ImportFromWinFormsDataGrid" DirectCast(Me.dataGrid1, System.ComponentModel.ISupportInitialize).EndInit() Me.ResumeLayout(False) End Sub #End Region Private dataGrid1 As System.Windows.Forms.DataGrid Private btnImport As System.Windows.Forms.Button Private btnExport As System.Windows.Forms.Button Private openFileDialog1 As System.Windows.Forms.OpenFileDialog Private dataGridTableStyle1 As System.Windows.Forms.DataGridTableStyle Private dataGridTextBoxColumn1 As System.Windows.Forms.DataGridTextBoxColumn End Class

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Form1.vb
      
Imports System.Data Imports System.Diagnostics Imports System.IO Imports System.Windows.Forms Imports Bytescout.Spreadsheet Public Partial Class Form1 Inherits Form Public Sub New() InitializeComponent() dataGrid1.DataSource = GetDemoDataTable() End Sub Private Sub btnImport_Click(sender As Object, e As EventArgs) Cursor = Cursors.WaitCursor Try Const fileName As String = "CSharpImportFromDataTable.xls" ' retrieve DataTable from DataGrid Dim dataTable As DataTable = DirectCast(dataGrid1.DataSource, DataTable) ' Create spreadsheet Dim spreadsheet As New Spreadsheet() ' Import data from DataTable into spreadheet spreadsheet.ImportFromDataTable(dataTable) ' Insert row with column captions Dim worksheet As Worksheet = spreadsheet.Worksheets(0) worksheet.Rows.Insert(0) For colIndex As Integer = 0 To dataTable.Columns.Count - 1 worksheet.Cell(0, colIndex).Value = dataTable.Columns(colIndex).Caption Next ' Save the spreadsheet If File.Exists(fileName) Then File.Delete(fileName) End If spreadsheet.SaveAs(fileName) ' Close spreadsheet spreadsheet.Close() ' Open the spreadsheet Process.Start(fileName) Finally Cursor = Cursors.[Default] End Try End Sub Private Sub btnExport_Click(sender As Object, e As EventArgs) If openFileDialog1.ShowDialog() = DialogResult.OK Then Cursor = Cursors.WaitCursor Try ' Create spreadsheet Dim spreadsheet As New Spreadsheet() ' Load spreadsheet from file spreadsheet.LoadFromFile(openFileDialog1.FileName) ' Export to DataGrid Dim dataTable As DataTable = spreadsheet.ExportToDataTable() dataGrid1.DataSource = dataTable Finally Cursor = Cursors.[Default] End Try End If End Sub ''' <summary> ''' Fills a data table of the periodic table of elements. ''' </summary> Private Function GetDemoDataTable() As DataTable Dim periodicTable As New DataTable("PeriodicTable") periodicTable.Columns.Add("Name", GetType(String)) periodicTable.Columns.Add("Symbol", GetType(String)) periodicTable.Columns.Add("AtomicNumber", GetType(Integer)) Dim dr As DataRow = periodicTable.Rows.Add() dr(0) = "Hydrogen" dr(1) = "H" dr(2) = "1" dr = periodicTable.Rows.Add() dr(0) = "Helium" dr(1) = "He" dr(2) = "2" dr = periodicTable.Rows.Add() dr(0) = "Lithium" dr(1) = "Li" dr(2) = "3" dr = periodicTable.Rows.Add() dr(0) = "Beryllium" dr(1) = "Be" dr(2) = "4" dr = periodicTable.Rows.Add() dr(0) = "Boron" dr(1) = "B" dr(2) = "5" dr = periodicTable.Rows.Add() dr(0) = "Carbon" dr(1) = "C" dr(2) = "6" Return periodicTable End Function End Class

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Program.vb
      
Imports System.Windows.Forms Class Program <STAThread> _ Friend Shared Sub Main(args As String()) Application.EnableVisualStyles() Application.SetCompatibleTextRenderingDefault(False) Application.Run(New Form1()) End Sub End Class

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ON-DEMAND REST WEB API

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60 Day Free Trial or Visit ByteScout Data Extraction Suite Home Page

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ON-DEMAND REST WEB API

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