java 安卓。重新加载网页视图

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时间:2020-11-01 14:57:04  来源:igfitidea点击:

Android. Reload Webview

javaandroid

提问by user2544501

I want to use window.loadUrl("Javascript:window.location.reload( true )");to reload a webview but can't get it to perform. May I get some advice or alternative solution? I simply want the button reloadto reload the webview window

我想使用window.loadUrl("Javascript:window.location.reload(true)"); 重新加载网络视图但无法执行。我可以得到一些建议或替代解决方案吗?我只是想让按钮重新加载重新加载 webview窗口

Thank you, Java below:

谢谢你,下面的Java:

   package com.fortunecaster.android;

    import android.app.Activity;
    import android.os.Bundle;
    import android.view.View;
    import android.webkit.WebChromeClient;
    import android.webkit.WebView;
    import android.webkit.WebViewClient;
    import android.widget.Button;

    public class FcastActivity extends Activity { 

    WebView window;
    Button reload;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_fcast);

        window = (WebView)findViewById(R.id.webView1);
        window.getSettings().setJavaScriptEnabled(true);
        window.getSettings().setLoadWithOverviewMode(true);
        window.getSettings().setUseWideViewPort(true);
        window.setWebViewClient(new WebViewClient());
        window.setWebChromeClient(new WebChromeClient());
        window.getSettings().setAppCacheEnabled(true);


        try {
        window.loadUrl("http://www.fortunecaster.com/android-td");
        } catch (Exception e) {
            e.printStackTrace();

            //setup button
            reload = (Button)findViewById(R.id.button1);
            //set onClickListener
            reload.setOnClickListener(new View.OnClickListener() {

                @Override
                public void onClick(View v) {
                    window.loadUrl("Javascript:window.location.reload( true )");

                    // TODO Auto-generated method stub

                }
            });
      }
}

回答by Langusten Gustel

Maybe this is interesting for you:

也许这对你来说很有趣:

They suggest just to call loadURL()again.

他们建议再次调用loadURL()

回答by Langusten Gustel

Just use this reload()method as,

只需使用这个reload()方法,

webview.reload();

回答by Odilbek Rahmonov

@Override
            public void onClick(View v) {
                window.loadUrl(window.GetUrl());

                // TODO Auto-generated method stub

            }
        });

回答by ???

make a function to call webView, and reuse it.

创建一个函数来调用 webView,并重用它。

Moreover, you need to use webView.reload(); in quite front of coding to refresh(make it empty) the webView page.

此外,您需要使用 webView.reload(); 在编码之前刷新(使其为空)webView 页面。

protected void setWebView(){
   window = (WebView)findViewById(R.id.webView1);
   window.reload(); // this make empty window, 
                    // so if you call setWebView() again, 
                    // you might rebuild new webview from here.
   window.getSettings().setJavaScriptEnabled(true);
   window.getSettings().setLoadWithOverviewMode(true);
   window.getSettings().setUseWideViewPort(true);
   window.setWebViewClient(new WebViewClient());
   window.setWebChromeClient(new WebChromeClient());
   window.getSettings().setAppCacheEnabled(true);
   window.loadUrl("http://www.fortunecaster.com/android-td");
}