private void button_Click(object sender, RoutedEventArgs e)
{
if (currentPage < 3)
{
ta.To = new Thickness(-(pageCollection[currentPage].Width + 5), 0, 0, 0);
pageCollection[currentPage].BeginAnimation(MarginProperty, ta);
if (currentPage < 2)
{
DoubleAnimation da = new DoubleAnimation();
da.To = 1;
da.Duration = new Duration(TimeSpan.FromMilliseconds(300));
da.DecelerationRatio = 0.5;
bannerBackgroundCollection[currentPage + 1].BeginAnimation(OpacityProperty, da);
}
if (currentPage == 2)
{
ta.To = new Thickness(Width, 0, 0, 0);
DoubleAnimation da = new DoubleAnimation();
da.To = Width;
da.Duration = new Duration(TimeSpan.FromMilliseconds(300));
da.DecelerationRatio = 0.5;
da.Completed += delegate {
button.Visibility = Visibility.Hidden;
ta.Completed += delegate { Close(); };
Banner.BeginAnimation(MarginProperty, ta);
};
Banner.BeginAnimation(WidthProperty, da);
}
}
currentPage += 1;
isClicked = true;
}
protected override void OnInitialized(EventArgs e)
{
ThicknessAnimation ta = new ThicknessAnimation();
ta.DecelerationRatio = 0.4;
ta.Duration = new Duration(TimeSpan.FromMilliseconds(450));
ta.FillBehavior = FillBehavior.HoldEnd;
ta.To = new Thickness(0);
ta.From = new Thickness(-Banner.Width, 0, 0, 0);
Banner.BeginAnimation(MarginProperty, ta);
for (int i = 0; i < Pages.Children.Count; i++)
{
if (Pages.Children[i] != button)
{
Grid g = (Grid)Pages.Children[i];
ta.From = new Thickness(-(g.Width + 20), 0, 0, 0);
ta.To = new Thickness(80, 0, 0, 0);
ta.BeginTime = TimeSpan.FromMilliseconds(30 * i);
g.BeginAnimation(MarginProperty, ta);
}
else
{
Button b = (Button)Pages.Children[i];
ta.From = new Thickness(-(b.Width + 20), 230, 0, 0);
ta.To = new Thickness(430, 230, 0, 0);
ta.BeginTime = TimeSpan.FromMilliseconds(30 * (i - 1));
b.BeginAnimation(MarginProperty, ta);
}
}
base.OnInitialized(e);
}