FR: getLabel for Sliders

[stephenk]

Check this recent discussion for strategies on accessing the label:

Changing Juce::Slider properties interrupts use of the slider

Nice idea. I think it can be improved further: there is no need to keep the label pointer, removing any chance to get a dangling pointer. This is all you need: // this will be called whenever a child component is added or // removed void childrenChanged() override { updateLabelColours(); } void updateLabelColours() { if (auto* label =findLabel()) { // This is code effectively taken from juce::LookAndFeel_V2::createSliderTextBox…