private void updateHeight() {
if (getHeight() == 0) {
setHeight(DEFAULT_SIZE);
return;
}
if (orientation == HORIZONTAL) {
incButton.setHeight(Math.min(getHeight(), incButton.getHeight()));
decButton.setHeight(Math.min(getHeight(), decButton.getHeight()));
slider.setHeight(Math.min(getHeight(), slider.getHeight()));
slider.setY(getHeight() / 2f - slider.getHeight() / 2f);
incButton.setY(getHeight() / 2f - incButton.getHeight() / 2f);
decButton.setY(getHeight() / 2f - incButton.getHeight() / 2f);
} else { // VERTICAL
decButton.setY(getHeight() - decButton.getHeight());
slider.setY(incButton.getHeight());
slider.setHeight(getHeight() - (incButton.getHeight() + decButton.getHeight()));
}
}
protected void updateBackground() {
if (items.size() * (_myItemHeight + spacing) < _myOriginalBackgroundHeight) {
_myBackgroundHeight = items.size() * (_myItemHeight + spacing);
}
if (buttons.size() < items.size()) {
_myScrollbar.setHeight(_myBackgroundHeight - spacing);
_myScrollbar.show();
} else {
_myScrollbar.hide();
}
updateButtonWidth();
}