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Based on NoteHighlight 2013 (https://notehighlight2013.codeplex.com) and VanillaAddin (https://github.com/OneNoteDev/VanillaAddIn) to create working addin for OneNote 2016 and OneNote for O365 (32-bit and 64-bit)
Syntax highlighting performed using https://gitlab.com/saalen/highlight
To install just run MSI file from releases. For Office 64-bit use NoteHighlight2016.msi, and for Office 32-bit use NoteHighlight2016x86.msi. See here how to check which Office version you have.
In case AddIn doesn't show after install, check if this helps Not showing after install
- Select language from menu
- Enter source code in pop-up window and press OK
- Highlighted source code will show up in page
- Select text that you want to format or edit (you can select whole or only part of note). In case part on note is already formatted, you can select whole source code box.
- From NoteHighlight menu select desired language
- NoteHighlight form will open with selected text
- Edit text or change formatting same as for new code
Go to settings.
- To remove language from ribbon, select language from list and click Remove button. Restart OneNote to apply changes.
- To add language to ribbon, choose language from drop down picker and click Add button. Restart OneNote to apply changes.

samples directory Theme Samples

