加几个控件

Gui/UILib/Separator.cs

@@ -0,0 +1,51 @@
+using System.Drawing;
+
+namespace CMLeonOS.Gui.UILib
+{
+    internal class Separator : Control
+    {
+        internal enum SeparatorOrientation
+        {
+            Horizontal,
+            Vertical
+        }
+
+        public Separator(Window parent, int x, int y, int width, int height) : base(parent, x, y, width, height)
+        {
+        }
+
+        private Color _background = UITheme.Surface;
+        internal Color Background
+        {
+            get { return _background; }
+            set { _background = value; Render(); }
+        }
+
+        private Color _foreground = UITheme.SurfaceBorder;
+        internal Color Foreground
+        {
+            get { return _foreground; }
+            set { _foreground = value; Render(); }
+        }
+
+        internal SeparatorOrientation Orientation { get; set; } = SeparatorOrientation.Horizontal;
+
+        internal override void Render()
+        {
+            Clear(Background);
+
+            if (Orientation == SeparatorOrientation.Horizontal)
+            {
+                int y = Height / 2;
+                DrawHorizontalLine(Width, 0, y, Foreground);
+            }
+            else
+            {
+                int x = Width / 2;
+                DrawVerticalLine(Height, x, 0, Foreground);
+            }
+
+            WM.Update(this);
+        }
+    }
+}