[This documentation is preliminary and is subject to change.]
Retrieves the actual number of horizontal dots per inch (DPI) of the system's screen.
HRESULT value = object.get_deviceXDPI(* p);
On most systems, there is no difference between horizontal and vertical DPI.
IHTMLScreen2::deviceXDPI was introduced in Microsoft Internet Explorer 6
For information about how Internet Explorer 6 and later can adjust the scale of the display on screens with higher-than-normal DPI, see Adjusting Scale for Higher DPI Screens.
Build date: 6/12/2012