Windows programming

Read the screen resolution in DPI

 /* Get the device context of the screen */
 tmpDC = GetDC(0);
 /* Get the screen resolution. */
 iScreenResolution = GetDeviceCaps((int)tmpDC, 88); //88 is the win32 const for Logical pixels/inch in X)
 /* release the DC. */
 ReleaseDC(0, (int)tmpDC);
 docExport.Resolution = iOutputResolution;