我的应用程序使用javafx,我有一个WebView显示来自网站的新闻。当WebView内部点击任何链接时,它应该在浏览器中打开,而不是在WebView中打开。我找到了一些Java代码,应该可以解决这个问题:
NodeList nodeList = document.getElementsByTagName("a");
for (int i = 0; i < nodeList.getLength(); i++)
{
Node node= nodeList.item(i);
EventTarget eventTarget = (EventTarget) node;
eventTarget.addEventListener("click", new EventListener()
{
@Override
public void handleEvent(Event evt)
{
EventTarget target = evt.getCurrentTarget();
HTMLAnchorElement anchorElement = (HTMLAnchorElement) target;
String href = anchorElement.getHref();
//handle opening URL outside JavaFX WebView
System.out.println(href);
evt.preventDefault();
}
}, false);
}
但关键是,我需要用Nashorn引擎将其翻译为JS。目前的代码如下:
pane.lookup("#newsPane").getEngine().getLoadWorker().stateProperty()["addListener(javafx.beans.value.ChangeListener)"](
function(o, ov, nv){
if (nv == javafx.concurrent.Worker.State.SUCCEEDED) {
// Here the things get started
var nodes = pane.lookup("#newsPane").getEngine().getDocument().getElementsByTagName("a");
for(var i=0;i<nodes.getLength();i++){
var node = nodes.item(i);
// I got node, but now i need to cast it to EventTarget, but i didn't find anywhere how to do that
LogHelper.info(node);
// instead of *node* there should be *eventTarget*, also i'm not sure the code above will work even with EventTarget
node['addEventListener("click", javafx.event.EventListener)'](
function(evt){
var target = evt.getCurrentTarget();
var href = target.getHref();
LogHelper.info(href);
evt.preventDefault();
}
)
}
}
});
我发现了一些 Java.to() 和 Java.type(),但我不知道如何使用它们进行类型转换(不确定是否可能)。请问有人能给我一些建议吗?