添加了3DText

Assets/Scripts/HotUpdate/Main/UI/LoadingWindow.meta

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Assets/Scripts/HotUpdate/Main/UI/LoadingWindow/LoadingWindow.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+using YooAsset;
+
+public class LoadingWindow : UIBaseWindow
+{
+    public Slider slider;
+    public Text progressText;
+    private HandleBase _currentOperation;
+
+    void Update()
+    {
+        if (_currentOperation == null) return;
+
+        slider.value = _currentOperation.Progress;
+        Debug.Log(slider.value);
+        if (progressText != null)
+            progressText.text = $"{_currentOperation.Progress * 100:F0}%";
+
+        if (_currentOperation.IsDone)
+            StopTracking();
+    }
+
+    public void TrackOperation(HandleBase operation)
+    {
+        _currentOperation = operation;
+        gameObject.SetActive(true);
+    }
+
+    public void StopTracking()
+    {
+        _currentOperation = null;
+        gameObject.SetActive(false);
+    }
+}

Assets/Scripts/HotUpdate/Main/UI/LoadingWindow/LoadingWindow.cs.meta

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