When an application program need to select a font for text displaying, the considerations in select font in DBCS OS/2 are:
MBCS font can display both SBCS and DBCS characters. To select the MBCS font, get all the FONTMETRICS structure of the available font in the system, select the font with fsType = FM_TYPE_MBCS.
The PMNLSFD1.FDR font driver provides the Mincho raster fonts. This font driver is always loaded in a DBCS PM. It also allows the end users to create their own fonts for UDC(User Defined Character see User Definable Characters). Currently, this is the only font driver that supports UDC.
The 10 point font is recommended. However, you can check the available font size in the system and select what you want. The important point is you should not specify a font size without checking.
The following shows some examples of font selection in an application program: