This procedure sets the default parameters of buttons titles.
The parameters are :
- number of characters to skip in external area name to give title. If you pass 3, the button of the external area "gb_OK" will be named "OK". If you pass a negative value, the title of the button will be a null string.
- Font number
- Size
- Style
The font number may be returned by bp_FontNumber(TheFontName).
Note : If you pass -1 in one of the parameters font, size or style, the previous value will be kept.