1 files changed, 102 insertions, 0 deletions
diff --git a/Assets/uGUI-2017.1/Editor/UI/ScrollbarEditor.cs b/Assets/uGUI-2017.1/Editor/UI/ScrollbarEditor.cs
new file mode 100644
index 0000000..73b97d6
--- /dev/null
+++ b/Assets/uGUI-2017.1/Editor/UI/ScrollbarEditor.cs
@@ -0,0 +1,102 @@
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace UnityEditor.UI
+{
+    [CustomEditor(typeof(Scrollbar), true)]
+    [CanEditMultipleObjects]
+    public class ScrollbarEditor : SelectableEditor
+    {
+        SerializedProperty m_HandleRect;
+        SerializedProperty m_Direction;
+        SerializedProperty m_Value;
+        SerializedProperty m_Size;
+        SerializedProperty m_NumberOfSteps;
+        SerializedProperty m_OnValueChanged;
+
+        protected override void OnEnable()
+        {
+            base.OnEnable();
+
+            m_HandleRect        = serializedObject.FindProperty("m_HandleRect");
+            m_Direction         = serializedObject.FindProperty("m_Direction");
+            m_Value             = serializedObject.FindProperty("m_Value");
+            m_Size              = serializedObject.FindProperty("m_Size");
+            m_NumberOfSteps     = serializedObject.FindProperty("m_NumberOfSteps");
+            m_OnValueChanged    = serializedObject.FindProperty("m_OnValueChanged");
+        }
+
+        public override void OnInspectorGUI()
+        {
+            base.OnInspectorGUI();
+            EditorGUILayout.Space();
+
+            serializedObject.Update();
+
+            // EditorGUILayout.PropertyField(m_HandleRect);
+            EditorGUI.BeginChangeCheck();
+            RectTransform newRectTransform = EditorGUILayout.ObjectField("Handle Rect", m_HandleRect.objectReferenceValue, typeof(RectTransform), true) as RectTransform;
+            if (EditorGUI.EndChangeCheck())
+            {
+                // Handle Rect will modify its GameObject RectTransform drivenBy, so we need to Record the old and new RectTransform.
+                List<Object> modifiedObjects = new List<Object>();
+                modifiedObjects.Add(newRectTransform);
+                foreach (var target in m_HandleRect.serializedObject.targetObjects)
+                {
+                    MonoBehaviour mb = target as MonoBehaviour;
+                    if (mb == null)
+                        continue;
+
+                    modifiedObjects.Add(mb);
+                    modifiedObjects.Add(mb.GetComponent<RectTransform>());
+                }
+                Undo.RecordObjects(modifiedObjects.ToArray(), "Change Handle Rect");
+                m_HandleRect.objectReferenceValue = newRectTransform;
+            }
+
+            if (m_HandleRect.objectReferenceValue != null)
+            {
+                EditorGUI.BeginChangeCheck();
+                EditorGUILayout.PropertyField(m_Direction);
+                if (EditorGUI.EndChangeCheck())
+                {
+                    Scrollbar.Direction direction = (Scrollbar.Direction)m_Direction.enumValueIndex;
+                    foreach (var obj in serializedObject.targetObjects)
+                    {
+                        Scrollbar scrollbar = obj as Scrollbar;
+                        scrollbar.SetDirection(direction, true);
+                    }
+                }
+
+                EditorGUILayout.PropertyField(m_Value);
+                EditorGUILayout.PropertyField(m_Size);
+                EditorGUILayout.PropertyField(m_NumberOfSteps);
+
+                bool warning = false;
+                foreach (var obj in serializedObject.targetObjects)
+                {
+                    Scrollbar scrollbar = obj as Scrollbar;
+                    Scrollbar.Direction dir = scrollbar.direction;
+                    if (dir == Scrollbar.Direction.LeftToRight || dir == Scrollbar.Direction.RightToLeft)
+                        warning = (scrollbar.navigation.mode != Navigation.Mode.Automatic && (scrollbar.FindSelectableOnLeft() != null || scrollbar.FindSelectableOnRight() != null));
+                    else
+                        warning = (scrollbar.navigation.mode != Navigation.Mode.Automatic && (scrollbar.FindSelectableOnDown() != null || scrollbar.FindSelectableOnUp() != null));
+                }
+
+                if (warning)
+                    EditorGUILayout.HelpBox("The selected scrollbar direction conflicts with navigation. Not all navigation options may work.", MessageType.Warning);
+
+                EditorGUILayout.Space();
+                // Draw the event notification options
+                EditorGUILayout.PropertyField(m_OnValueChanged);
+            }
+            else
+            {
+                EditorGUILayout.HelpBox("Specify a RectTransform for the scrollbar handle. It must have a parent RectTransform that the handle can slide within.", MessageType.Info);
+            }
+
+            serializedObject.ApplyModifiedProperties();
+        }
+    }
+}