Strange webview goBack issue in android

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时光说笑
时光说笑 2020-12-29 12:03

I am using webview in Android. But strangely, sometimes even webview canGoBack method returns true, webview goBack method doesn\'t wor

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  • 2020-12-29 12:21

    I finally managed to figure out how to do it

    @override
    public void onFormResubmission(WebView view, Message dontResend, Message resend)
    {
      resend.sendToTarget();
    }
    

    default behaviour of onFormResubmission is not to resubmit. resend.sendToTarget() changes that.

    this will make your hardware back button work if you have made some code to handle the hardware button

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
      if ((keyCode == KeyEvent.KEYCODE_BACK) && mWebView.canGoBack()) {
        mWebView.goBack();
        return true;
      }
      return super.onKeyDown(keyCode, event);
    }
    
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  • use this one windows.history.back();

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  • 2020-12-29 12:27

    I have disabled the cache and then it worked:

    WebView webView = (WebView)findViewById(R.id.webView);
    webView.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
    
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