1 files changed, 139 insertions, 0 deletions
diff --git a/src/Container.cs b/src/Container.cs
new file mode 100644
index 00000000..76e81c29
--- /dev/null
+++ b/src/Container.cs
@@ -0,0 +1,139 @@
+using System;
+
+namespace go
+{
+    public class Container : GraphicObject
+    {
+        public Container()
+            : base()
+        {
+        }
+        public Container(Rectangle _bounds)
+            : base(_bounds)
+        {
+        }
+
+        public GraphicObject child;
+        public T setChild<T>(T _child)
+        {
+
+            if (child != null)
+                child.Parent = null;
+
+            child = _child as GraphicObject;
+
+            if (child != null)
+                child.Parent = this;
+
+            return (T)_child;
+        }
+        public override void invalidateLayout()
+        {
+            base.invalidateLayout();
+
+            if (child != null)
+                child.invalidateLayout();
+        }
+        public override bool layoutIsValid
+        {
+            get
+            {
+                if (!isVisible)
+                    return true;
+
+                if (!base.layoutIsValid)
+                    return false;
+                else if (child != null)
+                    if (!child.layoutIsValid)
+                        return false;
+
+                return true;
+            }
+            set
+            {
+                base.layoutIsValid = value;
+            }
+        }
+
+        public override void updateLayout()
+        {
+            if (!isVisible)
+                return;
+
+            if (!(sizeIsValid && positionIsValid))
+                base.updateLayout();
+
+            if (child != null)
+            {
+                child.updateLayout();
+                if (sizeToContent && child.sizeIsValid)
+                {
+                    renderBounds.Size = child.renderBounds.Size + 2 * margin + 2 * borderWidth;
+                    child.renderBounds.TopLeft = clientBounds.TopLeft;
+                    sizeIsValid = true;
+                }
+            }
+
+            if (layoutIsValid)
+                registerForRedraw();
+        }
+
+        public override bool ProcessMousePosition(Point mousePos)
+        {
+            if (!isVisible)
+                return false;
+
+            bool result = base.ProcessMousePosition(mousePos);
+
+            //if (this is Panel)
+            //    return result;
+            //else
+
+                if (result)
+                    if (child != null)
+                        child.ProcessMousePosition(mousePos);
+
+            return result;
+        }
+        public override void ProcessMouseWeel(int delta)
+        {
+            if (!isVisible)
+                return;
+
+            if (child != null)
+                child.ProcessMouseWeel(delta);
+        }
+
+        public override void cairoDraw(ref Cairo.Context ctx, Rectangles clip = null)
+        {
+            if (!isVisible)//check if necessary??
+                return;
+            
+            ctx.Save();
+
+            ctx.Rectangle(renderBoundsInContextCoordonate);
+            ctx.Clip();
+
+            if (clip != null)
+                clip.clip(ctx);
+
+            base.cairoDraw(ref ctx, clip);
+
+            //clip to client zone
+
+            ctx.Rectangle(ClientBoundsInContextCoordonate);
+            ctx.Clip();
+
+            if (clip != null)
+                clip.Rebase(this);
+
+            if (child != null)
+                child.cairoDraw(ref ctx, clip);
+
+            ctx.Restore();
+            //ctx.Target.WriteToPng(@"/home/jp/test.png");
+        
+        }
+    }
+}
+