Modify HTML title tag 可以从这个例子得到启发如何修改DOM的元素

/*

* Browser example snippet: modify HTML title tag

*

* For a list of all SWT example snippets see

* http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets 
*/

import 

org.eclipse.swt.SWT;

import 

org.eclipse.swt.browser.Browser;

import 

org.eclipse.swt.browser.ProgressEvent;

import 

org.eclipse.swt.browser.ProgressListener;

import 

org.eclipse.swt.browser.TitleEvent;

import 

org.eclipse.swt.browser.TitleListener;

import 

org.eclipse.swt.layout.FillLayout;

import 

org.eclipse.swt.widgets.Display;

import 

org.eclipse.swt.widgets.Shell;

public class 

Snippet159
{

public static 

void 

main
(
String
[]
args
) {

final 

String newTitle =
"New Value for Title"
;

Display display =
new 

Display
()
;

final 

Shell shell =
new 

Shell
(
display
)
;

shell.setLayout
(
new 

FillLayout
())
;

final 

Browser browser =
new 

Browser
(
shell, SWT.NONE
)
;

browser.addTitleListener
(
new 

TitleListener
() {

public 

void 

changed
(
TitleEvent event
) {

System.out.println
(
"TitleEvent: "
+ event.title
)
;

shell.setText
(
event.title
)
;

}

})
;

browser.addProgressListener
(
new 

ProgressListener
() {

public 

void 

changed
(
ProgressEvent event
) {

}

public 

void 

completed
(
ProgressEvent event
) {

/*

* Set HTML title tag using JavaScript and DOM when page has

* been loaded

*/

boolean 

result = browser.execute
(
"document.title='"
+ newTitle

+
"'"
)
;

if 

(
!result
) {

/*

* Script may fail or may not be supported on certain

* platforms.

*/

System.out.println
(
"Script was not executed."
)
;

}

}

})
;

/* Load an HTML document */

browser.setUrl
(
"http://www.eclipse.org"
)
;

shell.open
()
;

while 

(
!shell.isDisposed
()) {

if 

(
!display.readAndDispatch
())

display.sleep
()
;

}

display.dispose
()
;

}

}