My OS X Programming Blog

The code for choosing destination endpoints and patches has been integrated into my automatic accompaniment program. A few modifications were necessary so the same code can be used for different controls (or groups of controls) in the preferences panel. These are not very difficult to do but if I had to start over again, I would probably have considered using Cocoa bindings for implementing the preferences panel.

Hey, What’re You Doing in My Backyard?

Tuesday September 7, 2004

Oh, eating stuffs :-). What are you doing in mine?

GUI for Patch Selection

Monday September 6, 2004

Worked out a little GUI for selecting the patch for a track. It turns out that different synthesizer manufacturers employ different methods for selecting patch banks. But the ones shown in the popup button below are the most common ones and are ones supported by Opcode Vision and Coda Finale. So that’ll be good enough for me for the moment.

Of course when a different “Patch Selection Method” is chosen, the number of text fields for entering the bank and patch numbers and their labels are different. So a simple controller class takes care of updating these according to the value selected in the popup button. Also “formatters” attached to the text fields restrict values entered into them to be between 0 and 127. Here’re a couple of examples: