private List <ScrollViewer> GetMixedGroupScrollViewers()
{
List <ScrollViewer> scrollViewers = new List <ScrollViewer>();
try
{
var items = PatternTwoList.Items;
foreach (var item in items)
{
var grid = PatternTwoList.ItemContainerGenerator.ContainerFromItem(item);
if (grid != null)
{
ScrollViewer scroll = WpfTreeHelper.FindChild <ScrollViewer>(grid);
if (scroll == null)
{
continue;
}
scrollViewers.Add(scroll);
}
}
}
catch (Exception)
{
return(null);
}
return(scrollViewers);
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
bd = GetTemplateChild("SelectTen") as Border;
ContentPresenter cp = GetTemplateChild("contentPresenter") as ContentPresenter;
_EditContent = GetTemplateChild("contentPresenter1") as ContentPresenter;
if (_column.IsNotNull() && _column.Formatter.IsNotNull())
{
var _b = BindingOperations.GetBinding(cp, ContentPresenter.ContentProperty);
Binding newbind = new Binding {
Converter = _column.Formatter, Path = _b.Path, Mode = _b.Mode, RelativeSource = _b.RelativeSource
};
BindingOperations.ClearBinding(cp, ContentPresenter.ContentProperty);
BindingOperations.SetBinding(cp, ContentPresenter.ContentProperty, newbind);
}
cp.ApplyTemplate();
tb = WpfTreeHelper.FindChild <AyText>(cp);
if (tb.IsNotNull())
{
tb.TextWrapping = CellTextWrapping;
if (CellCharacterEllipsis == TextTrimming.CharacterEllipsis)
{
ToolTip tt = new System.Windows.Controls.ToolTip();
AyText ttb = new AyText();
ttb.SetBinding(AyText.TextProperty, new Binding {
Source = cp.Content
});
tt.Content = ttb;
tb.ToolTip = tt;
if (dpd != null)
{
dpd.AddValueChanged(tb, ActualWidthPropertyChangedHandler);
}
if (tb.ActualWidth < tb.DesiredSize.Width)
{
tt.Visibility = Visibility.Visible;
}
else
{
tt.Visibility = Visibility.Collapsed;
}
}
tb.TextTrimming = CellCharacterEllipsis;
}
}
/// <summary>
/// Initializes a new instance of the AutoScroller class.
/// </summary>
/// <param name="itemsControl">The ItemsControl that is scrolled.</param>
/// <exception cref="ArgumentNullException">itemsControl is null.</exception>
public AutoScroller(ItemsControl itemsControl)
{
if (itemsControl == null)
{
throw new ArgumentNullException("itemsControl");
}
this.itemsControl = itemsControl;
this.scrollViewer = WpfTreeHelper.FindChild <ScrollViewer>(itemsControl);
this.scrollViewer.ScrollChanged += this.OnScrollChanged;
this.scrollContent = WpfTreeHelper.FindChild <ScrollContentPresenter>(this.scrollViewer);
this.autoScroll.Tick += delegate { this.PreformScroll(); };
this.autoScroll.Interval = TimeSpan.FromMilliseconds(GetRepeatRate());
}
private bool Register()
{
this.listBox.UpdateLayout();
this.scrollContent = WpfTreeHelper.FindChild <ScrollContentPresenter>(this.listBox);
if (this.scrollContent != null)
{
this.autoScroller = new AutoScroller(this.listBox);
this.autoScroller.OffsetChanged += this.OnOffsetChanged;
var d = GetSelectionBrush(this.listBox);
this.selectionRect = new AyTableViewSelectionAdorner(this.scrollContent, d);
this.scrollContent.AdornerLayer.Add(this.selectionRect);
this.selector = new AyTableViewItemsControlSelector(this.listBox);
this.listBox.PreviewMouseLeftButtonDown += this.OnPreviewMouseLeftButtonDown;
this.listBox.MouseLeftButtonUp += this.OnMouseLeftButtonUp;
this.listBox.MouseMove += this.OnMouseMove;
}
return(this.scrollContent != null);
}
