setVisibility method
(en) Set label visibility. Note that this method has no effect if called after the screen has been configured.
(ja) ラベルの可視化状態を変更します。 なお、このメソッドは画面構成後に呼び出しても効果がありません。
isLabelVisible
: If true, the label is visible.
Implementation
void setVisibility(bool isLabelVisible) {
elParams.p.isLabelVisible = isLabelVisible;
}