From d07e14add74e017b52ab2371efeea1aa4ea10ced Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 8 May 2021 23:15:13 +0800
Subject: +init

---
 .../Editor/UI/PropertyDrawers/NavigationDrawer.cs  | 83 ++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 Assets/uGUI-2017.1/Editor/UI/PropertyDrawers/NavigationDrawer.cs

(limited to 'Assets/uGUI-2017.1/Editor/UI/PropertyDrawers/NavigationDrawer.cs')

diff --git a/Assets/uGUI-2017.1/Editor/UI/PropertyDrawers/NavigationDrawer.cs b/Assets/uGUI-2017.1/Editor/UI/PropertyDrawers/NavigationDrawer.cs
new file mode 100644
index 0000000..2cfc4d3
--- /dev/null
+++ b/Assets/uGUI-2017.1/Editor/UI/PropertyDrawers/NavigationDrawer.cs
@@ -0,0 +1,83 @@
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace UnityEditor.UI
+{
+    [CustomPropertyDrawer(typeof(Navigation), true)]
+    public class NavigationDrawer : PropertyDrawer
+    {
+        private class Styles
+        {
+            readonly public GUIContent navigationContent;
+
+            public Styles()
+            {
+                navigationContent = new GUIContent("Navigation");
+            }
+        }
+
+        private static Styles s_Styles = null;
+
+        public override void OnGUI(Rect pos, SerializedProperty prop, GUIContent label)
+        {
+            if (s_Styles == null)
+                s_Styles = new Styles();
+
+            Rect drawRect = pos;
+            drawRect.height = EditorGUIUtility.singleLineHeight;
+
+            SerializedProperty navigation = prop.FindPropertyRelative("m_Mode");
+            Navigation.Mode navMode = GetNavigationMode(navigation);
+
+            EditorGUI.PropertyField(drawRect, navigation, s_Styles.navigationContent);
+
+            ++EditorGUI.indentLevel;
+
+            drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+
+            switch (navMode)
+            {
+                case Navigation.Mode.Explicit:
+                {
+                    SerializedProperty selectOnUp = prop.FindPropertyRelative("m_SelectOnUp");
+                    SerializedProperty selectOnDown = prop.FindPropertyRelative("m_SelectOnDown");
+                    SerializedProperty selectOnLeft = prop.FindPropertyRelative("m_SelectOnLeft");
+                    SerializedProperty selectOnRight = prop.FindPropertyRelative("m_SelectOnRight");
+
+                    EditorGUI.PropertyField(drawRect, selectOnUp);
+                    drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+                    EditorGUI.PropertyField(drawRect, selectOnDown);
+                    drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+                    EditorGUI.PropertyField(drawRect, selectOnLeft);
+                    drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+                    EditorGUI.PropertyField(drawRect, selectOnRight);
+                    drawRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+                }
+                break;
+            }
+
+            --EditorGUI.indentLevel;
+        }
+
+        static Navigation.Mode GetNavigationMode(SerializedProperty navigation)
+        {
+            return (Navigation.Mode)navigation.enumValueIndex;
+        }
+
+        public override float GetPropertyHeight(SerializedProperty prop, GUIContent label)
+        {
+            SerializedProperty navigation = prop.FindPropertyRelative("m_Mode");
+            if (navigation == null)
+                return EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+
+            Navigation.Mode navMode = GetNavigationMode(navigation);
+
+            switch (navMode)
+            {
+                case Navigation.Mode.None: return EditorGUIUtility.singleLineHeight;
+                case Navigation.Mode.Explicit: return 5 * EditorGUIUtility.singleLineHeight + 5 * EditorGUIUtility.standardVerticalSpacing;
+                default: return EditorGUIUtility.singleLineHeight + 1 * EditorGUIUtility.standardVerticalSpacing;
+            }
+        }
+    }
+}
-- 
cgit v1.1-26-g67d0