protected LayoutHelper(DocumentPaneTabPanel panel, Size panelConstraint)
{
Validate.IsNotNull(panel, nameof(panel));
Panel = panel;
PanelConstraint = panelConstraint;
var observableCollection = panel.DocumentPane?.PinnedViews;
var count = panel.InternalChildren.Count;
var capacity1 = observableCollection?.Count ?? 0;
var capacity2 = Math.Max(count - capacity1, 0);
UnpinnedTabs = new List <TabItem>(capacity1);
PinnedTabs = new List <TabItem>(capacity2);
foreach (TabItem internalChild in panel.InternalChildren)
{
var content = GetView(internalChild);
if (content.IsPinned)
{
PinnedTabs.Add(internalChild);
}
else
{
UnpinnedTabs.Add(internalChild);
}
}
}
private void UpdateDragDetails()
{
_parentDocumentTabPanel = this.FindLogicalAncestor<DocumentPaneTabPanel>();
_parentDocumentTabPanelScreenArea = _parentDocumentTabPanel.GetScreenArea();
_otherTabs = _parentDocumentTabPanel.Children.Cast<TabItem>().Where(ch =>
ch.Visibility != Visibility.Collapsed).ToList();
var currentTabScreenArea = this.FindLogicalAncestor<TabItem>().GetScreenArea();
_otherTabsScreenArea = _otherTabs.Select(ti =>
{
var screenArea = ti.GetScreenArea();
return new Rect(screenArea.Left, screenArea.Top, currentTabScreenArea.Width, screenArea.Height);
}).ToList();
}
public MeasureHelper(DocumentPaneTabPanel panel, Size panelConstraint)
: base(panel, panelConstraint)
{
_tabConstraint = new Size(double.PositiveInfinity, PanelConstraint.Height);
}
public ArrangeHelper(DocumentPaneTabPanel panel, Size panelConstraint) : base(panel, panelConstraint)
{
}
