writing a backend is a lot of work, and quite hairy because there needs to various GUILE bindings for the libraries you use. It's also highly undocumented. I recommend looking for a component based PDF viewer for KDE/Qt, so you can embed a PDF viewer in canorus.
2008/1/27, Matevž Jekovec <[EMAIL PROTECTED]>: > The last time I checked LilyPond supported guile as a gtk frontend (a > simple canvas actually) where Lilypond rendered its work. I don't know > if I completely understood the concept now, but I'm looking for a Qt4 > widget which LilyPond renders to. What I would like is to create a print > preview option in Canorus which exports notes to Lily fileformat and > runs it. > > My current plan is to export the notes, run Lily and launch an external > PDF viewer to show the preview and/or print it. This brings lots of > problems beside (PDF viewer is external, what if user doesn't have any, > application is cross-platform etc.). -- Han-Wen Nienhuys - [EMAIL PROTECTED] - http://www.xs4all.nl/~hanwen
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