PRD_EDITPREFS

open the driver preferences window (V44)

New drivers can have own preferences. This commands ask the driver to open a window to allow the user to change the prefs. Typically this is done with an DoIO() call.

Every application should have a button "Driver Options..." (that calls PRD_EDITPREFS) in its printer dialog.

io_Message

mn_ReplyPort set if quick I/O is not possible.

io_Command

PRD_EDITPREFS

io_Flags

IOB_QUICK set if quick I/O is possible.

io_TagList

a list of tags to specify more parameters

The following tags are currently defined:

PPRA_Window (struct Window *)

a pointer to a window. This prefs window will open on the same screen and lock the window from user input.

PPRA_Screen (struct Screen *)

a pointer to a screen. That can be used if no window is open.

PPRA_PubScreen (STRPTR)

a name of a public screen that will be used to open the window. This can be NULL to use the default public screen.