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Form1.cs
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Form1.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace ImageSlider
{
public partial class Form1 : Form
{
int currentImageIndex = 0;
Image[] images;
public Form1()
{
this.images = CreateImages();
InitializeComponent();
}
Image[] CreateImages()
{
return new Image[]{
CreateImage(Color.Red),
CreateImage(Color.Green),
CreateImage(Color.Blue),
};
}
Image CreateImage(Color color)
{
Bitmap bitmap = new Bitmap(100, 100);
for (int i = 0; i < bitmap.Width; i++)
{
for (int j = 0; j < bitmap.Height; j++)
{
bitmap.SetPixel(i, j, color);
}
}
return bitmap;
}
private void imageSlider1_CanGetNextPrevImage(object sender, DevExpress.XtraEditors.Controls.CanGetNextPrevImageEventArgs e)
{
if (e.IsNext) e.CanGetImage = (currentImageIndex < images.Length - 1);
else e.CanGetImage = (currentImageIndex > 0);
}
private void imageSlider1_GetImage(object sender, DevExpress.XtraEditors.Controls.GetImageEventArgs e)
{
if (e.IsStartUp)
{
e.Image = images[0];
return;
}
if (e.IsNext)
{
e.Image = images[currentImageIndex + 1];
if (e.CurrentImageUpdated) ++currentImageIndex;
}
else if (e.IsPrev)
{
e.Image = images[currentImageIndex - 1];
if (e.CurrentImageUpdated) --currentImageIndex;
}
}
}
}