dxGetDesktopDPI Method

Returns the current system or screen DPI value.

Declaration

function dxGetDesktopDPI: Integer;

Returns

Type
Integer

Remarks

This global function returns the value stored in the HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics\AppliedDPI registry key. If the Windows registry contains no such record, the dxGetDesktopDPI function calls the dxGetSystemDPI function to retrieve the current screen device’s DPI.