Button ImageList : Button « GUI « VB.Net Tutorial

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VB.Net Tutorial » GUI » Button 
14.3.8.Button ImageList
Button ImageList
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 = 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(00)
    btn.Size = new Size(200,20)

    '  Create numeric updown to select the image
    nmbrUpDown = new NumericUpDown()
    nmbrUpDown.Parent = me
    nmbrUpDown.Location = new Point(060)
    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
14.3.Button
14.3.1.Button PerformClickButton PerformClick
14.3.2.Button PropertiesButton Properties
14.3.3.Button FlatStyleButton FlatStyle
14.3.4.Button click eventButton click event
14.3.5.Add Button to a form and attach event handlerAdd Button to a form and attach event handler
14.3.6.Owner draw button
14.3.7.Button click event and text changed eventButton click event and text changed event
14.3.8.Button ImageListButton ImageList
14.3.9.Button with background imageButton with background image
14.3.10.Button AnchorButton Anchor
14.3.11.Irregular shape of ButtonIrregular shape of Button
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