1 files changed, 29 insertions, 0 deletions
diff --git a/Other/AstarPathfindingDemo/Packages/com.arongranberg.astar/PackageTools/Editor/LegacyEditorHelper.cs b/Other/AstarPathfindingDemo/Packages/com.arongranberg.astar/PackageTools/Editor/LegacyEditorHelper.cs
new file mode 100644
index 0000000..45d2dab
--- /dev/null
+++ b/Other/AstarPathfindingDemo/Packages/com.arongranberg.astar/PackageTools/Editor/LegacyEditorHelper.cs
@@ -0,0 +1,29 @@
+using UnityEngine;
+using UnityEditor;
+using System.Linq;
+
+namespace Pathfinding.Legacy {
+	public static class LegacyEditorHelper {
+		public static void UpgradeDialog (Object[] targets, System.Type upgradeType) {
+			EditorGUILayout.BeginVertical(EditorStyles.helpBox);
+			var gui = EditorGUIUtility.IconContent("console.warnicon");
+			gui.text = "You are using the compatibility version of this component. It is recommended that you upgrade to the newer version. This may change the component's behavior.";
+			EditorGUILayout.LabelField(GUIContent.none, gui, EditorStyles.wordWrappedMiniLabel);
+			if (GUILayout.Button("Upgrade")) {
+				Undo.RecordObjects(targets.Select(s => (s as Component).gameObject).ToArray(), "Upgrade from Legacy Component");
+				foreach (var tg in targets) {
+					var comp = tg as Component;
+					var components = comp.gameObject.GetComponents<Component>();
+					int index = System.Array.IndexOf(components, comp);
+					var newRVO = Undo.AddComponent(comp.gameObject, upgradeType);
+					foreach (var field in newRVO.GetType().GetFields(System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Public)) {
+						field.SetValue(newRVO, field.GetValue(comp));
+					}
+					Undo.DestroyObjectImmediate(comp);
+					for (int i = components.Length - 1; i > index; i--) UnityEditorInternal.ComponentUtility.MoveComponentUp(newRVO);
+				}
+			}
+			EditorGUILayout.EndVertical();
+		}
+	}
+}