big transformation , using DockPanels now

it feels good to me!
-Thoys

git-svn-id: https://lsleditor.svn.sourceforge.net/svnroot/lsleditor@26 3f4676ac-adda-40fd-8265-58d1435b1672

trunk/Docking/SplitterBase.cs

@@ -0,0 +1,70 @@
+using System;
+using System.Collections;
+using System.ComponentModel;
+using System.Drawing;
+using System.Windows.Forms;
+
+namespace LSLEditor.Docking
+{
+	internal class SplitterBase : Control
+	{
+		public SplitterBase()
+		{
+			SetStyle(ControlStyles.Selectable, false);
+		}
+
+		public override DockStyle Dock
+		{
+			get	{	return base.Dock;	}
+			set
+			{
+				SuspendLayout();
+				base.Dock = value;
+
+				if (Dock == DockStyle.Left || Dock == DockStyle.Right)
+					Width = SplitterSize;
+				else if (Dock == DockStyle.Top || Dock == DockStyle.Bottom)
+					Height = SplitterSize;
+				else
+					Bounds = Rectangle.Empty;
+
+				if (Dock == DockStyle.Left || Dock == DockStyle.Right)
+					Cursor = Cursors.VSplit;
+				else if (Dock == DockStyle.Top || Dock == DockStyle.Bottom)
+					Cursor = Cursors.HSplit;
+				else
+					Cursor = Cursors.Default;
+					
+				ResumeLayout();
+			}
+		}
+
+		protected virtual int SplitterSize
+		{
+			get	{	return 0;	}
+		}
+
+		protected override void OnMouseDown(MouseEventArgs e)
+		{
+			base.OnMouseDown(e);
+
+			if (e.Button != MouseButtons.Left)
+				return;
+
+			StartDrag();
+		}
+
+		protected virtual void StartDrag()
+		{
+		}
+
+		protected override void WndProc(ref Message m)
+		{
+            // eat the WM_MOUSEACTIVATE message
+			if (m.Msg == (int)Win32.Msgs.WM_MOUSEACTIVATE)
+				return;
+
+			base.WndProc(ref m);
+		}
+	}
+}