C # Implementation Screen screenshot

Screen width
int iwidth = Screen.PrimaryScreen.Bounds.Width;
Screen height
int iheight = Screen.PrimaryScreen.Bounds.Height;
Create bitmaps by screen width height
Image img = new Bitmap (iwidth, iheight);
Create a Graphics object from an object that inherits from the image class
Graphics GC = Graphics.fromimage (IMG);
Grab the screen and copy it to the MyImage.
Gc. CopyFromScreen (new point (0, 0), new Point (0, 0), New Size (iwidth, iheight));
This. BackgroundImage = img;
Save Bitmap
Img. Save (@ "C: \" + Guid.NewGuid (). ToString () + ". jpg");

C # Implementation Screen screenshot