Android webview SKIPS javascript even with setJavascriptEnabled(true) and WebChromeClient

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清歌不尽
清歌不尽 2020-12-18 01:02

(using Samsung Galaxy Tab and Android 3.0, this is intended to work on every 3.0+ tablet, like it does in their browsers, just not webview)

I have a page with CSS an

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  •  甜味超标
    2020-12-18 01:19

    I also have Samsung Galaxy Tab and Android 3.0 with jQuery javascript webpage and it works. Be sure your page is working in Crome browser and that you don't have javascript errors. There are known issues with some CSS3 styling (e.g. images disappearing) but jQuery should work. If you try to communicate with javascript be sure you do it after the page is loaded. Be seure also all files are in the right directory :). Also sometimes the content is cached so try to delete it (or delete the app).

    Please provide the source code of your webpage so we can check.

    Sample webview:

    webView = (WebView) findViewById(R.id.webview);
    
    WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setPluginsEnabled(true);
    webSettings.setLoadsImagesAutomatically(true);
    webSettings.setSupportZoom(false);
    
    webView.setScrollBarStyle(WebView.SCROLLBARS_INSIDE_OVERLAY);
    webView.setWebViewClient(new WebViewClient()
    {
        @Override
        public void onPageFinished(WebView view, String url) 
        {
            // page loaded...
            super.onPageFinished(view, url);
        }
    });
    webView.setWebChromeClient(new WebChromeClient()
    {
        @Override
        public boolean onJsAlert(WebView view, String url, String message,JsResult result) 
        {
            Log.e("alert triggered", message);
            return false;         
        }
    });
    webView.loadUrl("http://mypage/mypage.html");
    

    I hope it helps.

    UPDATE1: I tested your code on Samsung Galaxy tab. I changed

    
    

    line. The page is loaded, I can see the content with picture. So... the code is working as expected. I noticed that sometimes the content is not displayed as it should be. It seams that the zooming is the problem:

    
    

    and the calculation inside $(document).ready() is false!

    Btw... what you are looking for is the ViewPager with WebViews.

    UPDATE2: Note also when loading webpage as file:/// you have to have JS files in the same directory (no external URLs).

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