add Grid

src/Shared/HandyControl_Shared/Tools/Extension/ColLayout.cs

@@ -0,0 +1,71 @@
+using System;
+using System.Windows.Markup;
+using HandyControl.Data;
+
+namespace HandyControl.Tools.Extension
+{
+    public class ColLayout : MarkupExtension
+    {
+        public static readonly int ColMaxCellCount = 24;
+
+        public static readonly int XsMaxWidth = 768;
+
+        public static readonly int SmMaxWidth = 992;
+
+        public static readonly int MdMaxWidth = 1200;
+
+        public static readonly int LgMaxWidth = 1920;
+
+        public static readonly int XlMaxWidth = 2560;
+
+        public int Xs { get; set; } = 24;
+
+        public int Sm { get; set; } = 12;
+
+        public int Md { get; set; } = 8;
+
+        public int Lg { get; set; } = 6;
+
+        public int Xl { get; set; } = 4;
+
+        public int Xxl { get; set; } = 2;
+
+        public override object ProvideValue(IServiceProvider serviceProvider)
+        {
+            return new ColLayout
+            {
+                Xs = Xs,
+                Sm = Sm,
+                Md = Md,
+                Lg = Lg,
+                Xl = Xl,
+                Xxl = Xxl
+            };
+        }
+
+        public static ColLayoutStatus GetLayoutStatus(double width)
+        {
+            if (width < MdMaxWidth)
+            {
+                if (width < SmMaxWidth)
+                {
+                    if (width < XsMaxWidth)
+                    {
+                        return ColLayoutStatus.Xs;
+                    }
+                    return ColLayoutStatus.Sm;
+                }
+                return ColLayoutStatus.Md;
+            }
+            if (width < XlMaxWidth)
+            {
+                if (width < LgMaxWidth)
+                {
+                    return ColLayoutStatus.Lg;
+                }
+                return ColLayoutStatus.Xl;
+            }
+            return ColLayoutStatus.Xxl;
+        }
+    }
+}