using System;
using System.Drawing;
using System.Windows.Forms;
using System.Collections;
public class ImageListImageReplace : Form
{
ImageList imgList;
Button btn;
public ImageListImageReplace()
{
Size = new Size(300,300);
imgList = new ImageList();
Image img;
String[] arFiles = {"1.ico","2.ico","3.ico"};
for (int i = 0; i < arFiles.Length; i++)
{
img = Image.FromFile(arFiles[i]);
imgList.Images.Add(img);
}
imgList.ImageSize = new Size(32, 32);
img = Image.FromFile("4.ico");
imgList.Images[imgList.Images.Count - 1] = img;
btn = new Button();
btn.Parent = this;
btn.ImageList = imgList;
btn.ImageIndex = imgList.Images.Count - 1;
btn.Location = new Point(0, 20);
btn.Size = new Size(3 * imgList.ImageSize.Width,
2 * imgList.ImageSize.Height);
btn.ImageIndex = 2;
}
static void Main()
{
Application.Run(new ImageListImageReplace());
}
}
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