private static NestedDockEntry[] GetNestedDockEntries(DockPane[] panes)
{
if (panes.Length == 0 || panes.Length == 1)
{
return(s_emptyNestedDockEntries);
}
NestedDockEntry[] entries = new NestedDockEntry[panes.Length - 1];
DockPaneSplit[] splits = new DockPaneSplit[panes.Length - 1];
for (int i = 1; i < panes.Length; i++)
{
DockPane sourcePane = panes[i];
DockPane targetPane = null;
DockPaneSplit split;
for (split = sourcePane.Parent; split != null; split = split.Parent)
{
for (int j = 0; j < i; j++)
{
if (split.IsParentOf(panes[j]))
{
targetPane = panes[j];
break;
}
}
if (targetPane != null)
{
break;
}
}
Debug.Assert(targetPane != null);
Debug.Assert(split != null);
int ancestorSplitLevel = 0;
for (int j = 0; j < i - 1; j++)
{
if (split.IsParentOf(splits[j]) && splits[j].IsParentOf(targetPane))
{
ancestorSplitLevel++;
}
}
entries[i - 1] = GetNestedDockEntry(sourcePane, targetPane, ancestorSplitLevel, split);
splits[i - 1] = split;
}
return(entries);
}
private static NestedDockEntry GetNestedDockEntry(DockPane sourcePane, DockPane targetPane, int ancestorSplitLevel, DockPaneSplit split)
{
Debug.Assert(sourcePane != null);
Debug.Assert(targetPane != null);
Debug.Assert(targetPane.SelectedItem != null);
Dock dock;
if (split.Orientation == Orientation.Horizontal)
{
if (split.IsSplitterTopLeft)
{
dock = Dock.Left;
}
else
{
dock = Dock.Right;
}
}
else
{
if (split.IsSplitterTopLeft)
{
dock = Dock.Top;
}
else
{
dock = Dock.Bottom;
}
}
SplitterDistance splitterDistance = split.SplitterDistance;
DockPaneSplit child1Split = split.Child1 as DockPaneSplit;
bool swapChildren = split.Child1 == targetPane || (child1Split != null && child1Split.IsParentOf(targetPane));
return(new NestedDockEntry(sourcePane, targetPane.SelectedItem, ancestorSplitLevel, dock, splitterDistance, swapChildren));
}
