Kujian - SplitPage.xaml.cs (START ボタン)

SplitPage.xaml.cs

private void Button_Click_1(object sender, RoutedEventArgs e)
{
    itemListView.Background = backButton.Background;
    Rotate();
}


private bool _isContinue;
private bool _isBreaking;

private async void Rotate() {
    _isContinue = true;
    while (_isBreaking)
        await Task.Delay(50);

    while (_isContinue)
    {
        SelectNext();
        await Task.Delay(50);
    }
    _isBreaking = true;
}

private void SelectNext()
{
    var lv = this.itemListView;
    int nextIndex = lv.SelectedIndex + 1;
    if (nextIndex >= lv.Items.Count)
        nextIndex = 0;
    lv.SelectedIndex = nextIndex;
}