每日自动提交 2026-04-13 18:30

2026-04-13 18:30:55 +08:00
parent 7f92437976
commit c438308159
187 changed files with 42955 additions and 64615 deletions
@@ -0,0 +1,71 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.SceneManagement;
+#if ENABLE_INPUT_SYSTEM && !ENABLE_LEGACY_INPUT_MANAGER
+using UnityEngine.InputSystem.UI;
+#endif
+
+namespace ImageCropperNamespace
+{
+	// Avoid multiple EventSystems in the scene by activating the embedded EventSystem only if one doesn't already exist in the scene
+	[DefaultExecutionOrder( 1000 )]
+	public class EventSystemHandler : MonoBehaviour
+	{
+		[SerializeField]
+		private GameObject embeddedEventSystem;
+
+#if ENABLE_INPUT_SYSTEM && !ENABLE_LEGACY_INPUT_MANAGER
+		private void Awake()
+		{
+			StandaloneInputModule legacyInputModule = embeddedEventSystem.GetComponent<StandaloneInputModule>();
+			if( legacyInputModule )
+			{
+				DestroyImmediate( legacyInputModule );
+				embeddedEventSystem.AddComponent<InputSystemUIInputModule>();
+			}
+		}
+#endif
+
+		private void OnEnable()
+		{
+			SceneManager.sceneLoaded -= OnSceneLoaded;
+			SceneManager.sceneLoaded += OnSceneLoaded;
+			SceneManager.sceneUnloaded -= OnSceneUnloaded;
+			SceneManager.sceneUnloaded += OnSceneUnloaded;
+
+			ActivateEventSystemIfNeeded();
+		}
+
+		private void OnDisable()
+		{
+			SceneManager.sceneLoaded -= OnSceneLoaded;
+			SceneManager.sceneUnloaded -= OnSceneUnloaded;
+
+			DeactivateEventSystem();
+		}
+
+		private void OnSceneLoaded( Scene scene, LoadSceneMode mode )
+		{
+			DeactivateEventSystem();
+			ActivateEventSystemIfNeeded();
+		}
+
+		private void OnSceneUnloaded( Scene current )
+		{
+			// Deactivate the embedded EventSystem before changing scenes because the new scene might have its own EventSystem
+			DeactivateEventSystem();
+		}
+
+		private void ActivateEventSystemIfNeeded()
+		{
+			if( embeddedEventSystem && !EventSystem.current )
+				embeddedEventSystem.SetActive( true );
+		}
+
+		private void DeactivateEventSystem()
+		{
+			if( embeddedEventSystem )
+				embeddedEventSystem.SetActive( false );
+		}
+	}
+}