private static ItemsPresenter CreateTarget(
Orientation orientation = Orientation.Vertical,
bool useContainers = true,
int itemCount = 20,
bool useAvaloniaList = false)
{
ItemsPresenter result;
var itemsSource = Enumerable.Range(0, itemCount).Select(x => $"Item {x}");
var items = useAvaloniaList ?
(IEnumerable) new AvaloniaList <string>(itemsSource) :
(IEnumerable) new ObservableCollection <string>(itemsSource);
var scroller = new TestScroller
{
CanHorizontallyScroll = true,
CanVerticallyScroll = true,
Content = result = new TestItemsPresenter(useContainers)
{
Items = items,
ItemsPanel = VirtualizingPanelTemplate(orientation),
ItemTemplate = ItemTemplate(),
VirtualizationMode = ItemVirtualizationMode.Simple,
}
};
scroller.UpdateChild();
return(result);
}
private static ItemsPresenter CreateTarget(
ItemVirtualizationMode mode = ItemVirtualizationMode.Simple,
Orientation orientation = Orientation.Vertical,
bool useContainers = true,
int itemCount = 20)
{
ItemsPresenter result;
var items = Enumerable.Range(0, itemCount).Select(x => $"Item {x}").ToList();
var scroller = new TestScroller
{
CanHorizontallyScroll = false,
CanVerticallyScroll = true,
Content = result = new TestItemsPresenter(useContainers)
{
Items = items,
ItemsPanel = VirtualizingPanelTemplate(orientation),
ItemTemplate = ItemTemplate(),
VirtualizationMode = mode,
}
};
scroller.UpdateChild();
return(result);
}
private static ItemsPresenter CreateTarget(
Orientation orientation = Orientation.Vertical,
bool useContainers = true,
int itemCount = 20,
bool useAvaloniaList = false)
{
ItemsPresenter result;
var itemsSource = Enumerable.Range(0, itemCount).Select(x => $"Item {x}");
var items = useAvaloniaList ?
(IEnumerable)new AvaloniaList<string>(itemsSource) :
(IEnumerable)new ObservableCollection<string>(itemsSource);
var scroller = new TestScroller
{
Content = result = new TestItemsPresenter(useContainers)
{
Items = items,
ItemsPanel = VirtualizingPanelTemplate(orientation),
ItemTemplate = ItemTemplate(),
VirtualizationMode = ItemVirtualizationMode.Simple,
}
};
scroller.UpdateChild();
return result;
}
private static ItemsPresenter CreateTarget(
ItemVirtualizationMode mode = ItemVirtualizationMode.Simple,
Orientation orientation = Orientation.Vertical,
bool useContainers = true,
int itemCount = 20)
{
ItemsPresenter result;
var items = Enumerable.Range(0, itemCount).Select(x => $"Item {x}").ToList();
var scroller = new TestScroller
{
Content = result = new TestItemsPresenter(useContainers)
{
Items = items,
ItemsPanel = VirtualizingPanelTemplate(orientation),
ItemTemplate = ItemTemplate(),
VirtualizationMode = mode,
}
};
scroller.UpdateChild();
return result;
}