我的Android应用程序升级到API 29,所以我们需要从Xwalkcorelibrary更改为WebView,运行应用程序时可以显示HTML5但此页面的内容不显示。
当使用 WebView 时:
setContentView(R.layout.bookshelf_view);
mWebView = findViewById(R.id.web_view);
mWebView.setWebViewClient(new WebViewClient(){
@Override
public boolean shouldOverrideUrlLoading(WebView view, WebResourceRequest request) {
view.loadUrl(request.getUrl().toString());
return true;
}
});
try {
WebSettings webSettings = mWebView.getSettings();
webSettings.setUserAgentString(webSettings.getUserAgentString() + " " + AndroidCore.getInstance().getApiVersion());
webSettings.setJavaScriptEnabled(true);
webSettings.setDomStorageEnabled(true);
webSettings.setAllowUniversalAccessFromFileURLs(true);
webSettings.setAppCacheEnabled(true);
} catch (Exception e) {
e.printStackTrace();
}
mWebView.loadUrl("file:///android_asset/HTML5/index.html");
当使用 Xwalkcorelibrary 时:
try {
Method getBridge = XWalkView.class.getDeclaredMethod("getBridge");
getBridge.setAccessible(true);
XWalkViewBridge xWalkViewBridge = null;
xWalkViewBridge = (XWalkViewBridge) getBridge.invoke(mXwalkView);
XWalkSettings webSettings = xWalkViewBridge.getSettings();
webSettings.setUserAgentString(
webSettings.getUserAgentString() + " " + AndroidCore.getInstance().getApiVersion());
webSettings.setJavaScriptEnabled(true);
webSettings.setAllowUniversalAccessFromFileURLs(true);
webSettings.setAppCacheEnabled(true);
} catch (Exception e) {
e.printStackTrace();
}
mXwalkView.setResourceClient(new MyResourceClient(mXwalkView));
mXwalkView.setUIClient(new MyUIClient(mXwalkView));
this.configureWebView();
mXwalkView.loadAppFromManifest("file:///android_asset/manifest.json", null)
那我做错了什么?请帮我找出解决方案?
最佳答案
你有没有这样试过它在我的项目中对我有用:
WebSettings webSettings = webView.getSettings();
webSettings.setJavaScriptEnabled(true);
WebViewClientImpl webViewClient = new WebViewClientImpl(this);
webView.setWebViewClient(webViewClient);
webView.loadUrl("URL");
拦截WebView HTTP请求
public class WebViewClientImpl extends WebViewClient {
private Activity activity = null;
public WebViewClientImpl(Activity activity) {
this.activity = activity;
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
if(url.indexOf("jenkov.com") > -1 ) return false;
Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
activity.startActivity(intent);
return true;
}
@Override
public WebResourceResponse shouldInterceptRequest(WebView view, String url) {
if(url.startsWith("http://tutorials.jenkov.com/images/logo.png")){
String mimeType = "image/png";
String encoding = "";
InputStream input = ...;
WebResourceResponse response =
new WebResourceResponse(mimeType, encoding, input);
return response;
}
return null;
}
}
在 HTML 5 本地存储中缓存值
WebSettings webSettings = webView.getSettings();
webSettings.setJavaScriptEnabled(true);
webSettings.setDomStorageEnabled(true);
关于android - Webview android无法加载HTML5,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/59043571/