Mega Code Archive

 

Categories / C# / 2D Graphics

 

Perform a Screen Capture

using System; using System.Drawing; using System.Runtime.InteropServices; using System.Windows.Forms; public class DesktopCapture {     [DllImport("user32.dll")]     private extern static IntPtr GetDesktopWindow();     [DllImport("user32.dll")]     private extern static IntPtr GetDC(IntPtr windowHandle);     [DllImport("gdi32.dll")]     private extern static IntPtr GetCurrentObject(IntPtr hdc,       ushort objectType);     [DllImport("user32.dll")]     private extern static void ReleaseDC( IntPtr hdc );     const int OBJ_BITMAP = 7;     public static Bitmap Capture() {         IntPtr desktopWindow = GetDesktopWindow();         IntPtr desktopDC = GetDC( desktopWindow );         IntPtr desktopBitmap = GetCurrentObject(desktopDC, OBJ_BITMAP);         Bitmap desktopImage = Image.FromHbitmap( desktopBitmap );         ReleaseDC(desktopDC);         return desktopImage;     } }