C#窗体截屏,简单例子

private void button1_Click(object sender, EventArgs e)
{
Rectangle rect = System.Windows.Forms.SystemInformation.VirtualScreen;
//获取屏幕分辨率
int x = rect.Width;
int y = rect.Height;
//截屏
Bitmap img = new Bitmap(x,y);
Graphics g = Graphics.FromImage(img);
g.CopyFromScreen(new Point(0, 0), new Point(0, 0), new Size(x, y));
g.Dispose();
img.Save(@"D:\\Users\\1.png");
}