WIP: refactoring + tile layout

Models/TileGroupModel.cs

@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+using System.Drawing;
+
+namespace AppLauncher.Models
+{
+    public class TileGroupModel
+    {
+        public string Title { get; set; }
+        public bool IsExpanded { get; set; } = false;
+        public bool IsExclusive { get; set; } = false;
+        public List<TileModel> Items { get; set; } = new List<TileModel>();
+        public Size GridSize = new Size(0, 0);
+    }
+}

Models/TileModel.cs

@@ -0,0 +1,22 @@
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Drawing;
+
+namespace AppLauncher.Models
+{
+    public class TileModel
+    {
+        public string Title { get; set; }
+        public Image Icon { get; set; }
+        public string ProcessFilename { get; set; }
+        public string ProcessArgument { get; set; }
+        public string ProcessWorkingDirectory { get; set; }
+        public ProcessWindowStyle ProcessWindowStyle { get; set; } = ProcessWindowStyle.Normal;
+        public bool ProcessAsAdmin { get; set; } = false;
+        public Point Position { get; set; }
+
+        public bool IsGroup { get; set; } = false;
+        protected List<TileModel> Items { get; set; } = new List<TileModel>();
+
+    }
+}