Thanks for the explanation.
On Thu, Nov 15, 2012 at 3:16 PM, Thomas Broyer <[email protected]> wrote: > > > On Thursday, November 15, 2012 1:42:56 PM UTC+1, Ümit Seren wrote: >> >> I have some troubles understanding event bubbling and GWT. >> >> Let's assume I have following structure: >> >> <g:HTMLPanel> >> <div> >> <span>Text</span> >> </div> >> </g:HTMLPanel> >> >> When I want to handle click events on the elements nested in the >> HTMLPanel I add a DOM handler to the HTMLPanel: >> >> >> HTMLPanel.addDomHandler(new ClickHandler() { >> >> @Override >> public void onClick(ClickEvent event) { >> Element target = event.getNativeEvent().**getEventTarget().cast(); >> } >> >> }, ClickEvent.getType()); >> >> My expectation is that if I click on the the div element the onClickmethod >> is called once with the target set to the >> div element. If I click on the span element I expect the onClick method >> to be called twice, once with the target set to div and another time set >> to the span element. >> >> However that doesn't work. When I click on the span element the onClickis >> only called once with the target set to the >> span element. Shouldn't the onClick method be called twice? >> > No. > > The event is first dispatched on the span, where nobody listens to it. It > then bubbles up to the div (currentEventTarget points to the div), where > nobody listens either. Then again, it bubbles up to the HTMLPanel's div, > where you listen to it. There, getEventTarget() is the span, and > getCurrentEventTarget() is the HTMLPanel's getElement(). (and it continues > bubbling that way up until the document, or until a handler calls > stopPropagation()) > > -- > You received this message because you are subscribed to the Google Groups > "Google Web Toolkit" group. > To view this discussion on the web visit > https://groups.google.com/d/msg/google-web-toolkit/-/omBwFmtOjUUJ. > > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-web-toolkit?hl=en. > -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
