current font的用法和樣例：
例句
- The default settings for this section correspond to the current font settings of the control.
此部分的默認設置對應于控件的當前字體設置。 - NLastChar Specifies the last character in the range of characters from the current font for which character widths are returned.
從已返回字體寬度的當前字體的字符集中指定末字符。
