How to change the font of a Slider textbox?

[stephenk]

May be related to this:

Slider attributes in getLookAndFeel() not set

The problem is, that the colour is used in a sub component of the slider, a Label named valueBox. When you set the colour in the lookAndFeel, no update is triggered, but if you set it to the slider, it will trigger a colourChanged(), which triggers a lookAndFeelChanged(). If you call FreqSlider.lookAndFeelChanged() in your initial version, you should see the changes taking effect. Btw, don’t set the colours in paint, just do it once in the constructor. Worst case such a change could trigger a…

I’ve found that you may need to manually call sendLookAndFeelChange() on the slider to get it to register some appearance changes.