private PaneGroup FindParentGroup(PaneGroup group, IPane pane)
{
if (group.First == pane || group.Second == pane)
{
return(group);
}
PaneGroup childGroup = group.First as PaneGroup;
PaneGroup foundGroup = null;
if (childGroup != null)
{
foundGroup = FindParentGroup(childGroup, pane);
}
if (foundGroup != null)
{
return(foundGroup);
}
childGroup = group.Second as PaneGroup;
if (childGroup != null)
{
foundGroup = FindParentGroup(childGroup, pane);
}
if (foundGroup != null)
{
return(foundGroup);
}
return(null);
}
private IPane Remove(IPane parent, IPane pane)
{
if (parent is PaneGroup)
{
PaneGroup group = parent as PaneGroup;
if (group.First == pane)
{
return(group.Second);
}
if (group.Second == pane)
{
return(group.First);
}
IPane resultPane = Remove(group.First, pane);
if (resultPane != null)
{
group.First = resultPane;
}
else
{
resultPane = Remove(group.Second, pane);
if (resultPane != null)
{
group.Second = resultPane;
}
}
}
return(null);
}
public void Move(Pane source, Pane destination, Dock dock)
{
IPane resultPane = Remove(_rootPane, source);
if (resultPane != null)
{
_rootPane = resultPane;
}
PaneGroup parentGroup = FindParentGroup(_rootPane as PaneGroup, destination);
if (parentGroup.First == destination)
{
switch (dock)
{
case Dock.Left:
parentGroup.First = new PaneGroup(source, destination, SplitOrientation.Vertical);
break;
case Dock.Right:
parentGroup.First = new PaneGroup(destination, source, SplitOrientation.Vertical);
break;
case Dock.Top:
parentGroup.First = new PaneGroup(source, destination, SplitOrientation.Horizontal);
break;
case Dock.Bottom:
parentGroup.First = new PaneGroup(destination, source, SplitOrientation.Horizontal);
break;
}
}
else
{
switch (dock)
{
case Dock.Left:
parentGroup.Second = new PaneGroup(source, destination, SplitOrientation.Vertical);
break;
case Dock.Right:
parentGroup.Second = new PaneGroup(destination, source, SplitOrientation.Vertical);
break;
case Dock.Top:
parentGroup.Second = new PaneGroup(source, destination, SplitOrientation.Horizontal);
break;
case Dock.Bottom:
parentGroup.Second = new PaneGroup(destination, source, SplitOrientation.Horizontal);
break;
}
}
if (source is DockablePane)
{
(source as DockablePane).Dock = dock;
}
}
private PaneGroup FindParentGroup(PaneGroup group, IPane pane)
{
if (group.First == pane || group.Second == pane)
return group;
PaneGroup childGroup = group.First as PaneGroup;
PaneGroup foundGroup = null;
if (childGroup != null)
foundGroup = FindParentGroup(childGroup, pane);
if (foundGroup != null)
return foundGroup;
childGroup = group.Second as PaneGroup;
if (childGroup != null)
foundGroup = FindParentGroup(childGroup, pane);
if (foundGroup != null)
return foundGroup;
return null;
}
private void InternalArrange(Grid grid, IPane pane)
{
if (pane is UIElement)
{
grid.Children.Add(pane as UIElement);
}
else if (pane is PaneGroup)
{
PaneGroup group = pane as PaneGroup;
if (group.First.Hidden && !group.Second.Hidden)
{
InternalArrange(grid, group.Second);
}
else if (!group.First.Hidden && group.Second.Hidden)
{
InternalArrange(grid, group.First);
}
else
{
Grid firstGrid = new Grid();
Grid secondGrid = new Grid();
if (group.Split == SplitOrientation.Horizontal)
{
grid.ColumnDefinitions.Add(new ColumnDefinition());
grid.RowDefinitions.Add(new RowDefinition());
grid.RowDefinitions.Add(new RowDefinition());
grid.RowDefinitions[0].Height = group.First.GridHeight;
grid.RowDefinitions[1].Height = group.Second.GridHeight;
//if (!grid.RowDefinitions[0].Height.IsStar &&
// !grid.RowDefinitions[1].Height.IsStar)
// grid.RowDefinitions[1].Height = new GridLength(1, GridUnitType.Star);
firstGrid.SetValue(Grid.ColumnProperty, 0);
firstGrid.SetValue(Grid.RowProperty, 0);
secondGrid.SetValue(Grid.ColumnProperty, 0);
secondGrid.SetValue(Grid.RowProperty, 1);
GridSplitter splitter = new GridSplitter();
splitter.VerticalAlignment = VerticalAlignment.Top;
splitter.HorizontalAlignment = HorizontalAlignment.Stretch;
splitter.SetValue(Grid.ColumnProperty, 0);
splitter.SetValue(Grid.RowProperty, 1);
splitter.Height = 5;
secondGrid.Margin = new Thickness(0, 5, 0, 0);
grid.Children.Add(firstGrid);
grid.Children.Add(splitter);
grid.Children.Add(secondGrid);
InternalArrange(firstGrid, group.First);
InternalArrange(secondGrid, group.Second);
}
else
{
grid.ColumnDefinitions.Add(new ColumnDefinition());
grid.ColumnDefinitions.Add(new ColumnDefinition());
grid.RowDefinitions.Add(new RowDefinition());
grid.ColumnDefinitions[0].Width = group.First.GridWidth;
grid.ColumnDefinitions[1].Width = group.Second.GridWidth;
if (!grid.ColumnDefinitions[0].Width.IsStar &&
!grid.ColumnDefinitions[1].Width.IsStar)
{
grid.ColumnDefinitions[1].Width = new GridLength(1, GridUnitType.Star);
}
firstGrid.SetValue(Grid.ColumnProperty, 0);
firstGrid.SetValue(Grid.RowProperty, 0);
secondGrid.SetValue(Grid.ColumnProperty, 1);
secondGrid.SetValue(Grid.RowProperty, 0);
GridSplitter splitter = new GridSplitter();
splitter.VerticalAlignment = VerticalAlignment.Stretch;
splitter.HorizontalAlignment = HorizontalAlignment.Left;
splitter.SetValue(Grid.ColumnProperty, 1);
splitter.SetValue(Grid.RowProperty, 0);
splitter.Width = 5;
secondGrid.Margin = new Thickness(5, 0, 0, 0);
grid.Children.Add(firstGrid);
grid.Children.Add(splitter);
grid.Children.Add(secondGrid);
InternalArrange(firstGrid, group.First);
InternalArrange(secondGrid, group.Second);
}
}
}
}