>Quick search MSDN online showed me, that I have to use SystemParametersInfo() function and pass this structure:
>Honestly, I have no idea, what does mean UINT or LOGFONT. Could you help me here?

UINT is much the same as INT.
LOGFONT is another structure help on which you can find in MSDN too.

>
>typedef struct tagNONCLIENTMETRICS {
> UINT cbSize;
> int iBorderWidth;
> int iScrollWidth;
> int iScrollHeight;
> int iCaptionWidth;
> int iCaptionHeight;
> LOGFONT lfCaptionFont;
> int iSmCaptionWidth;
> int iSmCaptionHeight;
> LOGFONT lfSmCaptionFont;
> int iMenuWidth;
> int iMenuHeight;
> LOGFONT lfMenuFont;
> LOGFONT lfStatusFont;
> LOGFONT lfMessageFont;
>} NONCLIENTMETRICS, *LPNONCLIENTMETRICS;
>Members
>cbSize
>Specifies the size of the structure, in bytes.
>iBorderWidth
>Specifies the thickness, in pixels, of the sizing border.
>iScrollWidth
>Specifies the width, in pixels, of a standard vertical scroll bar.
>iScrollHeight
>Specifies the height, in pixels, of a standard horizontal scroll bar.
>iCaptionWidth
>Specifies the width, in pixels, of caption buttons.
>iCaptionHeight
>Specifies the height, in pixels, of caption buttons.
>lfCaptionFont
>Contains information about the caption font.
>iSmCaptionWidth
>Specifies the width, in pixels, of small caption buttons.
>iSmCaptionHeight
>Specifies the height, in pixels, of small captions.
>lfSmCaptionFont
>Contains information about the small caption font.
>iMenuWidth
>Specifies the width, in pixels, of menu-bar buttons.
>iMenuHeight
>Specifies the height, in pixels, of a menu bar.
>lfMenuFont
>Contains information about the font used in menu bars.
>lfStatusFont
>Contains information about the font used in status bars and tooltips.
>lfMessageFont
>Contains information about the font used in message boxes