Java/Network Protocol/Hyperlink — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Текущая версия на 07:21, 1 июня 2010
How to change mouse cursor during mouse-over action on hyperlinks
import javax.swing.JEditorPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;
import javax.swing.text.html.HTMLDocument;
import javax.swing.text.html.HTMLFrameHyperlinkEvent;
public class Main implements HyperlinkListener {
private JEditorPane pane;
public Main(JEditorPane jep) {
pane = jep;
}
public void hyperlinkUpdate(HyperlinkEvent he) {
HyperlinkEvent.EventType type = he.getEventType();
if (type == HyperlinkEvent.EventType.ENTERED) {
System.out.println(he.getURL().toString());
} else if (type == HyperlinkEvent.EventType.EXITED) {
System.out.println("exit");
} else if (type == HyperlinkEvent.EventType.ACTIVATED) {
if (he instanceof HTMLFrameHyperlinkEvent) {
HTMLFrameHyperlinkEvent evt = (HTMLFrameHyperlinkEvent) he;
HTMLDocument doc = (HTMLDocument) pane.getDocument();
doc.processHTMLFrameHyperlinkEvent(evt);
} else {
try {
pane.setPage(he.getURL());
System.out.println(he.getURL().toString());
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
}
Listening for Hyperlink Events from a JEditorPane Component
import java.io.IOException;
import javax.swing.JEditorPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;
public class Main {
public static void main(String[] argv) throws Exception{
String url = "http://java.sun.ru";
JEditorPane editorPane = new JEditorPane(url);
editorPane.setEditable(false);
editorPane.addHyperlinkListener(new MyHyperlinkListener());
}
}
class MyHyperlinkListener implements HyperlinkListener {
public void hyperlinkUpdate(HyperlinkEvent evt) {
if (evt.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
JEditorPane pane = (JEditorPane) evt.getSource();
try {
// Show the new page in the editor pane.
pane.setPage(evt.getURL());
} catch (IOException e) {
}
}
}
}