Try this:
Window.addWindowClosingHandler(new ClosingHandler() {
@Override
public void onWindowClosing(ClosingEvent closingEvent) {
closingEvent.setMessage("Are you sure?");
}
});
Have a lot of fun,
regards
gwtfanb0y
On 14 Okt., 11:05, goolie <oskar.ka...@teliasonera.com> wrote:
> Hi,
>
> I'm upgrading my code to the new event structure in gwt 1.6 and I have
> a class that was implementing WindowCloseListener, which should now be
> replaced by ClosingHandler and CloseHandler instead. My problem is
> that I can't get the method onWindowClosing(ClosingEvent event) to be
> fired. There is an addCloseHandler method in the Window class to add a
> CloseHandler but there is no corresponding method for ClosingHandler.
>
> What can I do to fire the onWindowClosing(ClosingEvent) method that my
> class is implementing??
> I've added code examples below. the first is with the old, deprecated
> methods and the second is with handlers instead.
>
> Regards
> Oskar
>
> This is the old code that worked fine.
> public class MyClass implements WindowCloseListener{
>
> private MyClass() {
> Window.addWindowCloseListener(this);
> }
> public String onWindowClosing() {
> //some code
> return "some string";
> }
> public void onWindowClosed() {
> //some code
> }
>
> This is the new structure where I can't get the onWindowClosing to be
> fired.
>
> public class MyClass implements ClosingHandler, CloseHandler<Window>{
>
> private MyClass () {
> Window.addCloseHandler(this);
> //Here i'd like to add the closingHandler aswell.
> }
> public void onWindowClosing(ClosingEvent event) {
> //some code
> event.setMessage("some string");
> }
> public void onClose(CloseEvent event) {
> //some code
> }
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