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如何显示Android中任何文件类型的unity UI Slider填充为unitywebrequest downloadProgress?

如何解决如何显示Android中任何文件类型的unity UI Slider填充为unitywebrequest downloadProgress?

(对不起,英语不好) 嗨,我正在使用此代码通过unitywebrequest下载assetbundle或.mp4文件

public IEnumerator Download (List<string> urls) {

        for (int i = 0; i < urls.Count; i++) {
            
            string ext = Path.GetExtension (urls[i]);
            
            if (ext == ".mp4") {
                 uwr = UnityWebRequest.Get (urls[i]);
            }
            if(ext == ".unity3d") {
                 uwr = UnityWebRequestAssetBundle.GetAssetBundle(urls[i]);
            }
            
            
            string fileName = Path.GetFileName (urls[i]);
            
            string path = Path.Combine (myFolder + "/" + fileName);
            uwr.downloadHandler = new DownloadHandlerFile (path);
            
            
            StartCoroutine (ShowDownloadProgress (uwr)); // Progress Bar With Unity Slider
            
            yield return uwr.SendWebRequest ();
            
            if (uwr.isNetworkError || uwr.isHttpError) {
                print ("Error");
            }
            else {
                print ("File successfully downloaded and saved to " + path);
            }           
        }
}

并使用以下代码通过统一滑块显示下载进度:

public IEnumerator ShowDownloadProgress (UnityWebRequest www) {
    while (!www.isDone) {
        downloadProgressSlider.value = www.downloadProgress;
        downloadProgresstxt.text = (string.Format ("{0:0%}",www.downloadProgress));
        yield return new WaitForSeconds (.01f);
    }
    downloadProgressSlider.value = 0;
}

下载任何文件类型的代码时,统一编辑器中的一切都很好,我可以看到滑块值已更改并填充了它:

enter image description here

但是我的导出.apk结果不同,仅当应用程序下载.mp4文件时,它才会显示填充滑块,但是对于其他文件类型(如.xml,.unity3d等),每个文件的值都会跳到结尾!

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