由网友(清酒无隐)分享简介:我想从Javascript在Android的返回值。我可以与iPhone做到这一点,但我不能与Android。我曾经使用loadURL,但它返回一个对象的空白代替。任何人可以帮助我吗?谢谢你。I want to get a return value from Javascript in Android. I can...
我想从Javascript在Android的返回值。我可以与iPhone做到这一点,但我不能与Android。我曾经使用loadURL,但它返回一个对象的空白代替。任何人可以帮助我吗?谢谢你。
I want to get a return value from Javascript in Android. I can do it with iPhone, but I can't with Android. I used loadUrl, but it returned void instead of an object. Can anybody help me? Thanks.
推荐答案
下面是你如何能做到这一个黑客:
Here's a hack on how you can accomplish it:
添加此客户到您的WebView:
Add this Client to your WebView:
final class MyWebChromeClient extends WebChromeClient {
@Override
public boolean onJsAlert(WebView view, String url, String message, JsResult result) {
Log.d("LogTag", message);
result.confirm();
return true;
}
}
现在在你的javascript调用做:
Now in your javascript call do:
webView.loadUrl("javascript:alert(functionThatReturnsSomething)");
现在在onJsAlert所说的消息将包含返回的值。
Now in the onJsAlert call "message" will contain the returned value.
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