private async void AnimateNext(AccordionItem control)
{
_isBusy = true;
await control.AnimateYAsync(GetTopBound());
_isBusy = false;
if (!control.IsUp)
{
control.IsUp = true;
this.SelectedIndex++;
}
}
private async void AnimatePrev(AccordionItem control)
{
_isBusy = true;
await control.AnimateYAsync(0);
_isBusy = false;
if (control.IsUp)
{
control.IsUp = false;
this.SelectedIndex--;
}
}
private async void AnimateNext(AccordionItem control)
{
_isBusy = true;
await control.AnimateYAsync(GetTopBound());
_isBusy = false;
if (!control.IsUp)
{
control.IsUp = true;
this.SelectedIndex++;
}
}
private void OnManipulationDelta(object sender, ManipulationDeltaRoutedEventArgs e)
{
if ((Math.Sign(e.Delta.Translation.Y) < 0 && this.SelectedIndex == this.Children.Count - 1))
{
e.Complete();
return;
}
_current = _current ?? GetEligibleControl(e.Delta.Translation.Y);
double deltaY = e.Delta.Translation.Y;
double translateY = _current.GetTranslateY();
_lastDeltaSign = Math.Sign(deltaY);
double y = Math.Max(GetTopBound(), translateY + deltaY);
y = Math.Min(0, y);
_current.TranslateY(y);
}
private void SetItemsSource(IEnumerable <object> items)
{
base.Children.Clear();
if (items != null)
{
int n = items.Count() - 1;
foreach (var item in items.Reverse())
{
var control = new AccordionItem
{
Index = n--,
Content = item,
ContentTemplate = this.ItemTemplate,
Header = item,
HeaderTemplate = this.HeaderTemplate
};
base.Children.Add(control);
}
}
}
private void OnManipulationDelta(object sender, ManipulationDeltaRoutedEventArgs e)
{
if ((Math.Sign(e.Delta.Translation.Y) < 0 && this.SelectedIndex == this.Children.Count - 1))
{
e.Complete();
return;
}
_current = _current ?? GetEligibleControl(e.Delta.Translation.Y);
double deltaY = e.Delta.Translation.Y;
double translateY = _current.GetTranslateY();
_lastDeltaSign = Math.Sign(deltaY);
double y = Math.Max(GetTopBound(), translateY + deltaY);
y = Math.Min(0, y);
_current.TranslateY(y);
}
private void SetItemsSource(IEnumerable<object> items)
{
base.Children.Clear();
if (items != null)
{
int n = items.Count() - 1;
foreach (var item in items.Reverse())
{
var control = new AccordionItem
{
Index = n--,
Content = item,
ContentTemplate = this.ItemTemplate,
Header = item,
HeaderTemplate = this.HeaderTemplate
};
base.Children.Add(control);
}
}
}
private async void AnimatePrev(AccordionItem control)
{
_isBusy = true;
await control.AnimateYAsync(0);
_isBusy = false;
if (control.IsUp)
{
control.IsUp = false;
this.SelectedIndex--;
}
}
private void OnManipulationStarted(object sender, ManipulationStartedRoutedEventArgs e)
{
_current = null;
}
private void OnManipulationStarted(object sender, ManipulationStartedRoutedEventArgs e)
{
_current = null;
}
