Display conditions - Implemented most of static input

src/Artemis.UI/Events/MainWindowMouseEvent.cs

@@ -0,0 +1,18 @@
+using System.Windows.Input;
+
+namespace Artemis.UI.Events
+{
+    public class MainWindowMouseEvent
+    {
+        public MainWindowMouseEvent(object sender, bool keyDown, MouseEventArgs eventArgs)
+        {
+            Sender = sender;
+            MouseDown = keyDown;
+            EventArgs = eventArgs;
+        }
+
+        public object Sender { get; }
+        public bool MouseDown { get; }
+        public MouseEventArgs EventArgs { get; }
+    }
+}