Make structural changes to repository

Modernizes the repository

source/Docking/Interfaces.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace LSLEditor.Docking
+{
+	public interface IDockContent
+	{
+		DockContentHandler DockHandler	{	get;	}
+		void OnActivated(EventArgs e);
+		void OnDeactivate(EventArgs e);
+	}
+
+	public interface INestedPanesContainer
+	{
+		DockState DockState	{	get;	}
+		Rectangle DisplayingRectangle	{	get;	}
+		NestedPaneCollection NestedPanes	{	get;	}
+		VisibleNestedPaneCollection VisibleNestedPanes	{	get;	}
+		bool IsFloat	{	get;	}
+	}
+
+    internal interface IDragSource
+    {
+        Control DragControl { get; }
+    }
+
+    internal interface IDockDragSource : IDragSource
+    {
+        Rectangle BeginDrag(Point ptMouse);
+        bool IsDockStateValid(DockState dockState);
+        bool CanDockTo(DockPane pane);
+        void FloatAt(Rectangle floatWindowBounds);
+        void DockTo(DockPane pane, DockStyle dockStyle, int contentIndex);
+        void DockTo(DockPanel panel, DockStyle dockStyle);
+    }
+
+    internal interface ISplitterDragSource : IDragSource
+    {
+        void BeginDrag(Rectangle rectSplitter);
+        void EndDrag();
+        bool IsVertical { get; }
+        Rectangle DragLimitBounds { get; }
+        void MoveSplitter(int offset);
+    }
+}