private void SetRootNode(DockPaneNode newValue, bool clearOldValueParent)
{
DockPaneNode oldValue = RootNode;
if (oldValue == newValue)
{
return;
}
SetValue(RootNodePropertyKey, newValue);
if (oldValue != null && clearOldValueParent)
{
oldValue.ClearParent();
}
if (newValue != null)
{
newValue.SetParent(this);
}
}
internal DockPane AddItem(DockItem item, DockPaneNode targetPaneNode, bool isAutoHide, Dock side, SplitterDistance size, bool isSizeForTarget)
{
Debug.Assert(targetPaneNode.DockTree == this);
DockPane pane = DockControl.PaneManager.CreatePane(item, isAutoHide);
AddDirtyNode(pane);
AddDirtyNode(targetPaneNode);
DockPaneSplit parent = targetPaneNode.Parent;
DockPaneNode child1 = side == Dock.Left || side == Dock.Top ? pane : targetPaneNode;
DockPaneNode child2 = side == Dock.Left || side == Dock.Top ? targetPaneNode : pane;
Orientation orientation = side == Dock.Left || side == Dock.Right ? Orientation.Horizontal : Orientation.Vertical;
bool isSplitterTopLeft = isSizeForTarget ? child1 == targetPaneNode : child2 == targetPaneNode;
targetPaneNode.ClearParent();
DockPaneSplit newSplit;
newSplit = new DockPaneSplit(child1, child2, orientation, isSplitterTopLeft, size);
AddDirtyNode(newSplit);
if (parent != null)
{
AddDirtyNode(parent);
parent.SetSibling(parent.GetSibling(targetPaneNode), newSplit);
}
else
{
SetRootNode(newSplit, false);
}
AddPaneToCollection(pane);
Debug.Assert(newSplit.Child1 != null);
Debug.Assert(newSplit.Child1.Parent == newSplit);
Debug.Assert(newSplit.Child2 != null);
Debug.Assert(newSplit.Child2.Parent == newSplit);
return(pane);
}
