set_show_style
Description:
If show_style is true, the font style will be displayed along with name of the selected font.
    
Parameters:
| this | |
| show_style | true if font style should be displayed in label. | 
If show_style is true, the font style will be displayed along with name of the selected font.
    
| this | |
| show_style | true if font style should be displayed in label. |