My Own Button in Main Toolbar

[vua72]

Thank you.

[Viktor Pracht]

There is no official API, but the necessary classes are accessible from plugins. Get the GUI source code and look at the files js/wtk/init_toolbar_*.js and js/wtk/classes/*.js

[vua72]

I want add some my own button in main toolbar. In which way I can do this?
Thank.