Initial Commit

Library/PackageCache/com.unity.ugui@1.0.0/Editor/EventSystem/EventSystemEditor.cs

@@ -0,0 +1,71 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+namespace UnityEditor.EventSystems
+{
+    [CustomEditor(typeof(EventSystem), true)]
+    /// <summary>
+    /// Custom Editor for the EventSystem Component.
+    /// Extend this class to write a custom editor for a component derived from EventSystem.
+    /// </summary>
+    public class EventSystemEditor : Editor
+    {
+        public override void OnInspectorGUI()
+        {
+            DrawDefaultInspector();
+
+            var eventSystem = target as EventSystem;
+            if (eventSystem == null)
+                return;
+
+            if (eventSystem.GetComponent<BaseInputModule>() != null)
+                return;
+
+            // no input modules :(
+            if (GUILayout.Button("Add Default Input Modules"))
+            {
+                ObjectFactory.AddComponent<StandaloneInputModule>(eventSystem.gameObject);
+                Undo.RegisterCreatedObjectUndo(eventSystem.gameObject, "Add StandaloneInputModule");
+            }
+        }
+
+        public override bool HasPreviewGUI()
+        {
+            return Application.isPlaying;
+        }
+
+        private GUIStyle m_PreviewLabelStyle;
+
+        protected GUIStyle previewLabelStyle
+        {
+            get
+            {
+                if (m_PreviewLabelStyle == null)
+                {
+                    m_PreviewLabelStyle = new GUIStyle("PreOverlayLabel")
+                    {
+                        richText = true,
+                        alignment = TextAnchor.UpperLeft,
+                        fontStyle = FontStyle.Normal
+                    };
+                }
+
+                return m_PreviewLabelStyle;
+            }
+        }
+
+        public override bool RequiresConstantRepaint()
+        {
+            return Application.isPlaying;
+        }
+
+        public override void OnPreviewGUI(Rect rect, GUIStyle background)
+        {
+            var system = target as EventSystem;
+            if (system == null)
+                return;
+
+            GUI.Label(rect, system.ToString(), previewLabelStyle);
+        }
+    }
+}