IceCreamShop/IceCreamShopContracts/Attributes/ColumnAttribute.cs

@@ -0,0 +1,25 @@
+namespace IceCreamShopContracts.Attributes
+{
+    [AttributeUsage(AttributeTargets.Property)]
+    public class ColumnAttribute : Attribute
+    {
+        public string Title { get; private set; }
+
+        public bool Visible { get; private set; }
+
+        public int Width { get; private set; }
+
+        public GridViewAutoSize GridViewAutoSize { get; private set; }
+
+        public bool IsUseAutoSize { get; private set; }
+
+        public ColumnAttribute(string title = "", bool visible = true, int width = 0, GridViewAutoSize gridViewAutoSize = GridViewAutoSize.None, bool isUseAutoSize = false)
+        {
+            Title = title;
+            Visible = visible;
+            Width = width;
+            GridViewAutoSize = gridViewAutoSize;
+            IsUseAutoSize = isUseAutoSize;
+        }
+    }
+}

IceCreamShop/IceCreamShopContracts/Attributes/GridViewAutoSize.cs

@@ -0,0 +1,21 @@
+namespace IceCreamShopContracts.Attributes
+{
+    public enum GridViewAutoSize
+    {
+        NotSet = 0,
+
+        None = 1,
+
+        ColumnHeader = 2,
+
+        AllCellsExceptHeader = 4,
+
+        AllCells = 6,
+
+        DisplayedCellsExceptHeader = 8,
+
+        DisplayedCells = 10,
+
+        Fill = 16
+    }
+}