Construction System. (#87)

* Construction WiP

* Construction kinda works!

* Lots more construction work.

* It mostly works!

Content.Client/Construction/ConstructionButton.cs

@@ -0,0 +1,56 @@
+using Content.Client.GameObjects.Components.Construction;
+using SS14.Client.UserInterface;
+using SS14.Client.UserInterface.Controls;
+using SS14.Shared.Utility;
+
+namespace Content.Client.Construction
+{
+    public class ConstructionButton : Button
+    {
+        protected override ResourcePath ScenePath => new ResourcePath("/Scenes/Construction/ConstructionButton.tscn");
+
+        public ConstructorComponent Owner
+        {
+            get => Menu.Owner;
+            set => Menu.Owner = value;
+        }
+        ConstructionMenu Menu;
+
+        protected override void Initialize()
+        {
+            base.Initialize();
+
+            OnPressed += IWasPressed;
+            Menu = new ConstructionMenu();
+            Menu.AddToScreen();
+        }
+
+        void IWasPressed(ButtonEventArgs args)
+        {
+            Menu.Open();
+        }
+
+        public void AddToScreen()
+        {
+            UserInterfaceManager.StateRoot.AddChild(this);
+        }
+
+        public void RemoveFromScreen()
+        {
+            if (Parent != null)
+            {
+                Parent.RemoveChild(this);
+            }
+        }
+
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing)
+            {
+                Menu.Dispose();
+            }
+
+            base.Dispose(disposing);
+        }
+    }
+}