Import From DataSet - VB.NET
Spreadsheet SDK sample in VB.NET demonstrating ‘Import From DataSet’
Module1.vb
Imports System.IO
Module Module1
Sub Main()
Const fileName As String = "VBNetImportFromDataSet.xls"
'Create a new spreadsheet
Dim spreadsheet As Bytescout.Spreadsheet.Spreadsheet = New Bytescout.Spreadsheet.Spreadsheet
'Get the data from the 2D array that we want to import
Dim dataset = GetDataSet()
'Import data into spreadheet
spreadsheet.ImportFromDataSet(dataset)
'Insert row with column captions
For i As Integer = 0 To dataset.Tables.Count - 1
Dim dataTable As DataTable = dataset.Tables(i)
Dim worksheet As Worksheet = spreadsheet.Worksheets(i)
worksheet.Rows.Insert(0)
For colIndex As Integer = 0 To dataTable.Columns.Count - 1
worksheet.Cell(0, colIndex).Value = dataTable.Columns(colIndex).Caption
Next
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)
End Sub
''' <summary>
''' Returns a dataset containing 2 tables
''' </summary>
''' <returns>Dataset containing 2 tables</returns>
Function GetDataSet() As DataSet
Dim dataSet = New DataSet
dataSet.Tables.Add(GetDataTableOfElements())
dataSet.Tables.Add(GetDataTableOfScientists())
Return dataSet
End Function
''' <summary>
''' Creates a data table of the periodic table of elements
''' </summary>
''' <returns>A data table of the periodic table of elements</returns>
Function GetDataTableOfElements() As DataTable
Dim periodicTable = New DataTable("PeriodicTable")
Dim dr As DataRow
periodicTable.Columns.Add("Name", GetType(String))
periodicTable.Columns.Add("Symbol", GetType(String))
periodicTable.Columns.Add("AtomicNumber", GetType(Integer))
dr = 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
''' <summary>
''' Creates a data table of scientists
''' </summary>
''' <returns>A datatable of scientists</returns>
''' <remarks></remarks>
Function GetDataTableOfScientists() As DataTable
Dim scientistsTable = New DataTable("Scientists")
Dim dr As DataRow
scientistsTable.Columns.Add("Name", GetType(String))
dr = scientistsTable.Rows.Add()
dr(0) = "Antoine Lavoisier"
dr = scientistsTable.Rows.Add()
dr(0) = "Julius Lothar Meyer "
dr = scientistsTable.Rows.Add()
dr(0) = "Dmitri Ivanovich Mendeleev"
Return scientistsTable
End Function
End Module
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Resources.Designer.vb
��'------------------------------------------------------------------------------
' <auto-generated>
' This code was generated by a tool.
' Runtime Version:4.0.30319.225
'
' Changes to this file may cause incorrect behavior and will be lost if
' the code is regenerated.
' </auto-generated>
'------------------------------------------------------------------------------
Option Strict On
Option Explicit On
Imports System
Namespace My.Resources
'This class was auto-generated by the StronglyTypedResourceBuilder
'class via a tool like ResGen or Visual Studio.
'To add or remove a member, edit your .ResX file then rerun ResGen
'with the /str option, or rebuild your VS project.
'''<summary>
''' A strongly-typed resource class, for looking up localized strings, etc.
'''</summary>
<Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0"), _
Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), _
Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(), _
Global.Microsoft.VisualBasic.HideModuleNameAttribute()> _
Friend Module Resources
Private resourceMan As Global.System.Resources.ResourceManager
Private resourceCulture As Global.System.Globalization.CultureInfo
'''<summary>
''' Returns the cached ResourceManager instance used by this class.
'''</summary>
<Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
Friend ReadOnly Property ResourceManager() As Global.System.Resources.ResourceManager
Get
If Object.ReferenceEquals(resourceMan, Nothing) Then
Dim temp As Global.System.Resources.ResourceManager = New Global.System.Resources.ResourceManager("Bytescout.Spreadsheet.Demo.VBNet.ImportFromDataSet.Resources", GetType(Resources).Assembly)
resourceMan = temp
End If
Return resourceMan
End Get
End Property
'''<summary>
''' Overrides the current thread's CurrentUICulture property for all
''' resource lookups using this strongly typed resource class.
'''</summary>
<Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
Friend Property Culture() As Global.System.Globalization.CultureInfo
Get
Return resourceCulture
End Get
Set
resourceCulture = value
End Set
End Property
End Module
End Namespace
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Settings.Designer.vb
��'------------------------------------------------------------------------------
' <auto-generated>
' This code was generated by a tool.
' Runtime Version:4.0.30319.225
'
' Changes to this file may cause incorrect behavior and will be lost if
' the code is regenerated.
' </auto-generated>
'------------------------------------------------------------------------------
Option Strict On
Option Explicit On
Namespace My
<Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(), _
Global.System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "10.0.0.0"), _
Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
Partial Friend NotInheritable Class MySettings
Inherits Global.System.Configuration.ApplicationSettingsBase
Private Shared defaultInstance As MySettings = CType(Global.System.Configuration.ApplicationSettingsBase.Synchronized(New MySettings()),MySettings)
#Region "My.Settings Auto-Save Functionality"
#If _MyType = "WindowsForms" Then
Private Shared addedHandler As Boolean
Private Shared addedHandlerLockObject As New Object
<Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
Private Shared Sub AutoSaveSettings(ByVal sender As Global.System.Object, ByVal e As Global.System.EventArgs)
If My.Application.SaveMySettingsOnExit Then
My.Settings.Save()
End If
End Sub
#End If
#End Region
Public Shared ReadOnly Property [Default]() As MySettings
Get
#If _MyType = "WindowsForms" Then
If Not addedHandler Then
SyncLock addedHandlerLockObject
If Not addedHandler Then
AddHandler My.Application.Shutdown, AddressOf AutoSaveSettings
addedHandler = True
End If
End SyncLock
End If
#End If
Return defaultInstance
End Get
End Property
End Class
End Namespace
Namespace My
<Global.Microsoft.VisualBasic.HideModuleNameAttribute(), _
Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), _
Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute()> _
Friend Module MySettingsProperty
<Global.System.ComponentModel.Design.HelpKeywordAttribute("My.Settings")> _
Friend ReadOnly Property Settings() As Global.Bytescout.Spreadsheet.Demo.VBNet.ImportFromDataSet.My.MySettings
Get
Return Global.Bytescout.Spreadsheet.Demo.VBNet.ImportFromDataSet.My.MySettings.Default
End Get
End Property
End Module
End Namespace
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