For context menu, and scrollable list of bitmap entries:
https://github.com/ezdiy/arm-pocketb...nkview.h#L1800
The modal dialog (icon + text + 1-3 buttons beneath):
https://github.com/ezdiy/arm-pocketb...nkview.h#L1849
+ there are some other utilities (progress bars and such). For the rest, you're left with the drawing primitives (ie FillAreaRect + DrawString and such).