im试图覆盖MouseAdapter
的mouseClicked
函数,然后我可以在我的程序中使用它,如下所示:
import java.awt.Component;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.net.URL;
import java.net.URLConnection;
import javax.swing.JFrame;
import javax.xml.parsers.ParserConfigurationException;
import org.lobobrowser.html.HtmlRendererContext;
import org.lobobrowser.html.UserAgentContext;
import org.lobobrowser.html.domimpl.HTMLLinkElementImpl;
import org.lobobrowser.html.gui.HtmlPanel;
import org.lobobrowser.html.parser.DocumentBuilderImpl;
import org.lobobrowser.html.parser.InputSourceImpl;
import org.lobobrowser.html.test.SimpleHtmlRendererContext;
import org.lobobrowser.html.test.SimpleUserAgentContext;
import org.w3c.dom.Document;
import org.w3c.dom.html2.HTMLLinkElement;
import org.w3c.dom.html2.HTMLElement;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
public class test {
public static void main(String[] args) throws SAXException,
IOException, ParserConfigurationException {
String uri = "http://docs.oracle.com/javase/1.5.0/docs/api/java/awt/event/MouseAdapter.html";
URL url = new URL(uri);
URLConnection connection = url.openConnection();
InputStream in = connection.getInputStream();
Reader reader = new InputStreamReader(in);
InputSource is = new InputSourceImpl(reader, uri);
UserAgentContext uAgent = new SimpleUserAgentContext();
final HtmlPanel htmlPanel = new HtmlPanel();
final HtmlRendererContext rendererContext = (HtmlRendererContext)
new LocalHtmlRendererContext(htmlPanel, uAgent);
DocumentBuilderImpl builder = new DocumentBuilderImpl(uAgent, rendererContext);
Document document = builder.parse(is);
JFrame frame = new JFrame();
frame.setContentPane(htmlPanel);
htmlPanel.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
System.out.println("adr is equal to" + rendererContext.getCurrentURL());
System.out.println("Clicked!" + e);
}
});
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
htmlPanel.setDocument(document, rendererContext);
frame.setSize(400, 800);
frame.setVisible(true);
}
private static class LocalHtmlRendererContext extends SimpleHtmlRendererContext {
public LocalHtmlRendererContext(HtmlPanel contextComponent, UserAgentContext uAgent) {
super(contextComponent);
}
}
}
但它不起作用。如果我点击表单的任何部分,都不会发生任何事情。
我尝试了CCD_ 3和CCD_。
编辑:
我试过你的建议,我选择了BrowserPanel而不是HtmlPanel,然后我试着得到它的组件如下:
org.lobobrowser.gui.AddressBarPanel[,0,0,0x0,invalid,layout=javax.swing.BoxLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=9,maximumSize=,minimumSize=,preferredSize=]
org.lobobrowser.gui.SharedToolBarPanel[,0,0,0x0,invalid,layout=javax.swing.BoxLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=9,maximumSize=,minimumSize=,preferredSize=]
org.lobobrowser.gui.FillerComponent[,0,0,0x0,invalid,layout=org.lobobrowser.util.gui.WrapperLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=0,maximumSize=java.awt.Dimension[width=32767,height=32767],minimumSize=java.awt.Dimension[width=0,height=0],preferredSize=java.awt.Dimension[width=32767,height=32767]]
org.lobobrowser.gui.StatusBarPanel[,0,0,0x0,invalid,layout=javax.swing.BoxLayout,alignmentX=0.0,alignmentY=0.0,border=javax.swing.border.BevelBorder@c2a132,flags=9,maximumSize=,minimumSize=,preferredSize=]
我还添加了一个navigationListener,当它导航时,我会得到如下事件:
org.lobobrowser.ua.NavigationEvent[source=FramePanel[windowId=BrowserPanel.10481519,hashCode=23491286,parent=org.lobobrowser.gui.FillerComponent[,0,25,584x316,layout=org.lobobrowser.util.gui.WrapperLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=0,maximumSize=java.awt.Dimension[width=32767,height=32767],minimumSize=java.awt.Dimension[width=0,height=0],preferredSize=java.awt.Dimension[width=32767,height=32767]]]]
但我觉得我迷失在这些组件中,似乎FillerComponent
或FramePanel
负责渲染,即使如此,我也不知道如何向它们添加监听器。
还发现了这个链接,有人描述了解决问题的步骤,但对我来说似乎如此复杂?有什么伪代码可以分发吗?
此代码(是SSCCE&)有效。尝试一次更改一行,直到您看到错误清单。
import java.awt.event.*;
import javax.swing.*;
import java.net.URL;
public class test {
public static void main(String[] args) throws Exception {
String uri = "http://docs.oracle.com/javase/1.5.0/docs/api/java/awt/event/MouseAdapter.html";
final URL url = new URL(uri);
JEditorPane htmlPanel = new JEditorPane(url);
JFrame frame = new JFrame();
frame.setContentPane(htmlPanel);
htmlPanel.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
System.out.println("adr is equal to" + url);
System.out.println("Clicked!" + e);
}
});
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(400, 800);
frame.setVisible(true);
}
}
更新
似乎错误来自htmlpanel
根据斯坦尼斯拉夫的评论,我做了一些挖掘。似乎CCD_ 7扩展了CCD_;提供了方法getComponent()
,其。。
获取呈现框架的组件。。
也许如果使用SimpleBrowser
,您可以将侦听器添加到子对象中,它就会起作用。不可否认,我只是在快速浏览了一下文件后才猜测。
只是猜测。检查htmlPanel的子组件。可能它们覆盖了整个面板。在HtmlPanel中填充内容后,尝试将侦听器附加到所有子组件。