VB.Net by API/System.Windows.Forms/NumericUpDown

NumericUpDown.Increment

<source lang="vbnet"> Imports System.Windows.Forms Module Module1

   Sub Main()
       Application.Run(New Form1)
   End Sub

End Module

Public Class Form1

   Inherits System.Windows.Forms.Form

1. 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.ruponentModel.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 NumericUpDown1 As System.Windows.Forms.NumericUpDown
   Friend WithEvents Label1 As System.Windows.Forms.Label
   Friend WithEvents Button1 As System.Windows.Forms.Button
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.NumericUpDown1 = New System.Windows.Forms.NumericUpDown()
       Me.Label1 = New System.Windows.Forms.Label()
       Me.Button1 = New System.Windows.Forms.Button()
       CType(Me.NumericUpDown1, System.ruponentModel.ISupportInitialize).BeginInit()
       Me.SuspendLayout()
       "
       "NumericUpDown1
       "
       Me.NumericUpDown1.Location = New System.Drawing.Point(104, 24)
       Me.NumericUpDown1.Name = "NumericUpDown1"
       Me.NumericUpDown1.TabIndex = 0
       "
       "Label1
       "
       Me.Label1.Location = New System.Drawing.Point(16, 24)
       Me.Label1.Name = "Label1"
       Me.Label1.Size = New System.Drawing.Size(72, 23)
       Me.Label1.TabIndex = 1
       Me.Label1.Text = "Value"
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(104, 72)
       Me.Button1.Name = "Button1"
       Me.Button1.TabIndex = 2
       Me.Button1.Text = "Done"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 117)
       Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Button1, Me.Label1, Me.NumericUpDown1})
       Me.Name = "Form1"
       Me.Text = "NumericUpDownDemo"
       CType(Me.NumericUpDown1, System.ruponentModel.ISupportInitialize).EndInit()
       Me.ResumeLayout(False)
   End Sub

1. End Region

   Private Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
       MessageBox.Show("Value is " & NumericUpDown1.Value)
   End Sub
   Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
       NumericUpDown1.Increment = 5
       NumericUpDown1.Maximum = 1000
       NumericUpDown1.Value = 500
   End Sub

End Class

 </source>

NumericUpDown.Maximum

<source lang="vbnet">

imports System imports System.Drawing imports System.Windows.Forms public class ButtonImageList : inherits Form

 dim imgList as ImageList = new ImageList()
   dim lbl as Label 
   dim lnk as LinkLabel
   dim btn as Button
   dim nmbrUpDown as NumericUpDown
 public sub New()
      Size = new Size(300,300)
   dim img as Image
   dim i as integer
   dim arFiles as string() = {"1.ico","2.ico","3.ico","4.ico"}
   for i = 0 to arFiles.Length - 1
     img = Image.FromFile(arFiles(i))
     imgList.Images.Add(img)
   next
   btn = new Button()
   btn.Parent = me
   btn.ImageList = imgList
   btn.ImageIndex = imgList.Images.Count - 1
   btn.Location = new Point(0, 0)
   btn.Size = new Size(200,20)
   "  Create numeric updown to select the image
   nmbrUpDown = new NumericUpDown()
   nmbrUpDown.Parent = me
   nmbrUpDown.Location = new Point(0, 60)
   nmbrUpDown.Value = 0
   nmbrUpDown.Minimum = 0
   nmbrUpDown.Maximum = imgList.Images.Count - 1
   nmbrUpDown.Width = 50
   nmbrUpDown.ReadOnly = true
   AddHandler nmbrUpDown.ValueChanged,AddressOf nmbrUpDown_ValueChanged
   end sub
   public shared sub Main() 
     Application.Run(new ButtonImageList())
   end sub
   private sub nmbrUpDown_ValueChanged(ByVal sender as object,ByVal e as EventArgs)
     dim n as NumericUpDown  = CType(sender, NumericUpDown)
   btn.ImageIndex = CType(n.Value, Integer)
   end sub

end class

 </source>

NumericUpDown.Minimum

<source lang="vbnet">

imports System imports System.Drawing imports System.Windows.Forms public class ButtonImageList : inherits Form

 dim imgList as ImageList = new ImageList()
   dim lbl as Label 
   dim lnk as LinkLabel
   dim btn as Button
   dim nmbrUpDown as NumericUpDown
 public sub New()
      Size = new Size(300,300)
   dim img as Image
   dim i as integer
   dim arFiles as string() = {"1.ico","2.ico","3.ico","4.ico"}
   for i = 0 to arFiles.Length - 1
     img = Image.FromFile(arFiles(i))
     imgList.Images.Add(img)
   next
   btn = new Button()
   btn.Parent = me
   btn.ImageList = imgList
   btn.ImageIndex = imgList.Images.Count - 1
   btn.Location = new Point(0, 0)
   btn.Size = new Size(200,20)
   "  Create numeric updown to select the image
   nmbrUpDown = new NumericUpDown()
   nmbrUpDown.Parent = me
   nmbrUpDown.Location = new Point(0, 60)
   nmbrUpDown.Value = 0
   nmbrUpDown.Minimum = 0
   nmbrUpDown.Maximum = imgList.Images.Count - 1
   nmbrUpDown.Width = 50
   nmbrUpDown.ReadOnly = true
   AddHandler nmbrUpDown.ValueChanged,AddressOf nmbrUpDown_ValueChanged
   end sub
   public shared sub Main() 
     Application.Run(new ButtonImageList())
   end sub
   private sub nmbrUpDown_ValueChanged(ByVal sender as object,ByVal e as EventArgs)
     dim n as NumericUpDown  = CType(sender, NumericUpDown)
   btn.ImageIndex = CType(n.Value, Integer)
   end sub

end class

 </source>

NumericUpDown.ReadOnly

<source lang="vbnet">

imports System imports System.Drawing imports System.Windows.Forms public class ButtonImageList : inherits Form

 dim imgList as ImageList = new ImageList()
   dim lbl as Label 
   dim lnk as LinkLabel
   dim btn as Button
   dim nmbrUpDown as NumericUpDown
 public sub New()
      Size = new Size(300,300)
   dim img as Image
   dim i as integer
   dim arFiles as string() = {"1.ico","2.ico","3.ico","4.ico"}
   for i = 0 to arFiles.Length - 1
     img = Image.FromFile(arFiles(i))
     imgList.Images.Add(img)
   next
   btn = new Button()
   btn.Parent = me
   btn.ImageList = imgList
   btn.ImageIndex = imgList.Images.Count - 1
   btn.Location = new Point(0, 0)
   btn.Size = new Size(200,20)
   "  Create numeric updown to select the image
   nmbrUpDown = new NumericUpDown()
   nmbrUpDown.Parent = me
   nmbrUpDown.Location = new Point(0, 60)
   nmbrUpDown.Value = 0
   nmbrUpDown.Minimum = 0
   nmbrUpDown.Maximum = imgList.Images.Count - 1
   nmbrUpDown.Width = 50
   nmbrUpDown.ReadOnly = true
   AddHandler nmbrUpDown.ValueChanged,AddressOf nmbrUpDown_ValueChanged
   end sub
   public shared sub Main() 
     Application.Run(new ButtonImageList())
   end sub
   private sub nmbrUpDown_ValueChanged(ByVal sender as object,ByVal e as EventArgs)
     dim n as NumericUpDown  = CType(sender, NumericUpDown)
   btn.ImageIndex = CType(n.Value, Integer)
   end sub

end class

 </source>

NumericUpDown.Value

<source lang="vbnet"> Imports System.Windows.Forms public class GetValueFromNumericUpDown

  public Shared Sub Main
       Application.Run(New FrmInterestCalculator)
  End Sub

End class Public Class FrmInterestCalculator

  Private Sub btnCalculate_Click(ByVal sender As System.Object, _
     ByVal e As System.EventArgs) Handles btnCalculate.Click
     
     Console.WriteLine(Convert.ToInt32(updYear.Value))
  End Sub

End Class <Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Class FrmInterestCalculator

  Inherits System.Windows.Forms.Form
  "Form overrides dispose to clean up the component list.
  <System.Diagnostics.DebuggerNonUserCode()> _
  Protected Overrides Sub Dispose(ByVal disposing As Boolean)
     If disposing AndAlso components IsNot Nothing Then
        components.Dispose()
     End If
     MyBase.Dispose(disposing)
  End Sub
  "Required by the Windows Form Designer
  Private components As System.ruponentModel.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.
  <System.Diagnostics.DebuggerStepThrough()> _
  Private Sub InitializeComponent()
     Me.btnCalculate = New System.Windows.Forms.Button
     Me.txtDisplay = New System.Windows.Forms.TextBox
     Me.lblBalance = New System.Windows.Forms.Label
     Me.updYear = New System.Windows.Forms.NumericUpDown
     Me.lblYears = New System.Windows.Forms.Label
     Me.txtInterest = New System.Windows.Forms.TextBox
     Me.lblInterest = New System.Windows.Forms.Label
     Me.txtPrincipal = New System.Windows.Forms.TextBox
     Me.lblPrincipal = New System.Windows.Forms.Label
     CType(Me.updYear, System.ruponentModel.ISupportInitialize).BeginInit()
     Me.SuspendLayout()
     "
     "btnCalculate
     "
     Me.btnCalculate.Location = New System.Drawing.Point(197, 14)
     Me.btnCalculate.Name = "btnCalculate"
     Me.btnCalculate.Size = New System.Drawing.Size(75, 23)
     Me.btnCalculate.TabIndex = 17
     Me.btnCalculate.Text = "Calculate"
     "
     "txtDisplay
     "
     Me.txtDisplay.BackColor = System.Drawing.SystemColors.Control
     Me.txtDisplay.Location = New System.Drawing.Point(18, 170)
     Me.txtDisplay.Multiline = True
     Me.txtDisplay.Name = "txtDisplay"
     Me.txtDisplay.ReadOnly = True
     Me.txtDisplay.ScrollBars = System.Windows.Forms.ScrollBars.Vertical
     Me.txtDisplay.Size = New System.Drawing.Size(254, 104)
     Me.txtDisplay.TabIndex = 16
     "
     "lblBalance
     "
     Me.lblBalance.AutoSize = True
     Me.lblBalance.Location = New System.Drawing.Point(17, 143)
     Me.lblBalance.Name = "lblBalance"
     Me.lblBalance.Size = New System.Drawing.Size(122, 13)
     Me.lblBalance.TabIndex = 15
     Me.lblBalance.Text = "Yearly account balance:"
     "
     "updYear
     "
     Me.updYear.Location = New System.Drawing.Point(85, 95)
     Me.updYear.Maximum = New Decimal(New Integer() {10, 0, 0, 0})
     Me.updYear.Minimum = New Decimal(New Integer() {1, 0, 0, 0})
     Me.updYear.Name = "updYear"
     Me.updYear.ReadOnly = True
     Me.updYear.Size = New System.Drawing.Size(100, 20)
     Me.updYear.TabIndex = 14
     Me.updYear.TextAlign = System.Windows.Forms.HorizontalAlignment.Right
     Me.updYear.Value = New Decimal(New Integer() {1, 0, 0, 0})
     "
     "lblYears
     "
     Me.lblYears.AutoSize = True
     Me.lblYears.Location = New System.Drawing.Point(17, 102)
     Me.lblYears.Name = "lblYears"
     Me.lblYears.Size = New System.Drawing.Size(37, 13)
     Me.lblYears.TabIndex = 13
     Me.lblYears.Text = "Years:"
     "
     "txtInterest
     "
     Me.txtInterest.Location = New System.Drawing.Point(85, 58)
     Me.txtInterest.Name = "txtInterest"
     Me.txtInterest.Size = New System.Drawing.Size(100, 20)
     Me.txtInterest.TabIndex = 12
     Me.txtInterest.TextAlign = System.Windows.Forms.HorizontalAlignment.Right
     "
     "lblInterest
     "
     Me.lblInterest.AutoSize = True
     Me.lblInterest.Location = New System.Drawing.Point(17, 61)
     Me.lblInterest.Name = "lblInterest"
     Me.lblInterest.Size = New System.Drawing.Size(71, 13)
     Me.lblInterest.TabIndex = 11
     Me.lblInterest.Text = "Interest Rate:"
     "
     "txtPrincipal
     "
     Me.txtPrincipal.Location = New System.Drawing.Point(85, 17)
     Me.txtPrincipal.Name = "txtPrincipal"
     Me.txtPrincipal.Size = New System.Drawing.Size(100, 20)
     Me.txtPrincipal.TabIndex = 10
     Me.txtPrincipal.TextAlign = System.Windows.Forms.HorizontalAlignment.Right
     "
     "lblPrincipal
     "
     Me.lblPrincipal.AutoSize = True
     Me.lblPrincipal.Location = New System.Drawing.Point(17, 20)
     Me.lblPrincipal.Name = "lblPrincipal"
     Me.lblPrincipal.Size = New System.Drawing.Size(50, 13)
     Me.lblPrincipal.TabIndex = 9
     Me.lblPrincipal.Text = "Principal:"
     "
     "FrmInterestCalculator
     "
     Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
     Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
     Me.ClientSize = New System.Drawing.Size(289, 288)
     Me.Controls.Add(Me.btnCalculate)
     Me.Controls.Add(Me.txtDisplay)
     Me.Controls.Add(Me.lblBalance)
     Me.Controls.Add(Me.updYear)
     Me.Controls.Add(Me.lblYears)
     Me.Controls.Add(Me.txtInterest)
     Me.Controls.Add(Me.lblInterest)
     Me.Controls.Add(Me.txtPrincipal)
     Me.Controls.Add(Me.lblPrincipal)
     Me.Name = "FrmInterestCalculator"
     Me.Text = "Interest Calculator"
     CType(Me.updYear, System.ruponentModel.ISupportInitialize).EndInit()
     Me.ResumeLayout(False)
     Me.PerformLayout()
  End Sub
  Friend WithEvents btnCalculate As System.Windows.Forms.Button
  Friend WithEvents txtDisplay As System.Windows.Forms.TextBox
  Friend WithEvents lblBalance As System.Windows.Forms.Label
  Friend WithEvents updYear As System.Windows.Forms.NumericUpDown
  Friend WithEvents lblYears As System.Windows.Forms.Label
  Friend WithEvents txtInterest As System.Windows.Forms.TextBox
  Friend WithEvents lblInterest As System.Windows.Forms.Label
  Friend WithEvents txtPrincipal As System.Windows.Forms.TextBox
  Friend WithEvents lblPrincipal As System.Windows.Forms.Label

End Class

 </source>

NumericUpDown.ValueChanged

<source lang="vbnet">

imports System imports System.Drawing imports System.Windows.Forms public class ButtonImageList : inherits Form

 dim imgList as ImageList = new ImageList()
   dim lbl as Label 
   dim lnk as LinkLabel
   dim btn as Button
   dim nmbrUpDown as NumericUpDown
 public sub New()
      Size = new Size(300,300)
   dim img as Image
   dim i as integer
   dim arFiles as string() = {"1.ico","2.ico","3.ico","4.ico"}
   for i = 0 to arFiles.Length - 1
     img = Image.FromFile(arFiles(i))
     imgList.Images.Add(img)
   next
   btn = new Button()
   btn.Parent = me
   btn.ImageList = imgList
   btn.ImageIndex = imgList.Images.Count - 1
   btn.Location = new Point(0, 0)
   btn.Size = new Size(200,20)
   "  Create numeric updown to select the image
   nmbrUpDown = new NumericUpDown()
   nmbrUpDown.Parent = me
   nmbrUpDown.Location = new Point(0, 60)
   nmbrUpDown.Value = 0
   nmbrUpDown.Minimum = 0
   nmbrUpDown.Maximum = imgList.Images.Count - 1
   nmbrUpDown.Width = 50
   nmbrUpDown.ReadOnly = true
   AddHandler nmbrUpDown.ValueChanged,AddressOf nmbrUpDown_ValueChanged
   end sub
   public shared sub Main() 
     Application.Run(new ButtonImageList())
   end sub
   private sub nmbrUpDown_ValueChanged(ByVal sender as object,ByVal e as EventArgs)
     dim n as NumericUpDown  = CType(sender, NumericUpDown)
   btn.ImageIndex = CType(n.Value, Integer)
   end sub

end class

 </source>