If a row is selected then my button is enabled and vice versa. I don't want to catch select.dt/deselect.dt and control reload and filter. I want to use behavior of built-in buttons)
The only thing I could come up with:
{ text: 'My button', extend: 'edit', action: function( e, dt, node, config ) {} }
but I'm not sure this is a right way to use ...