May be this can help you to understand what is happening: http://code.google.com/intl/en/webtoolkit/speedtracer/speed-tracer-examples.html
As far I know, every time that you add a widget in a FlowPanel it will be re-rendered. Maybe you can use a lazy rendered panel like the GXT LayoutContainer subclasses. You can see an explanation here: http://www.extjs.com/helpcenter/index.jsp?topic=/com.extjs.gxt.help/html/reference/layoutcontainer.html Martin On Sat, Feb 20, 2010 at 2:19 PM, d119e9 <[email protected]> wrote: > I have a prototype GWT app which adds a large number (~20000) of HTML > widgets to a FlowPanel. Each HTML widget contains a single word taken > from a String array returned by an GWT-RPC call. > > According to Speed Tracer, 96.8% of the time is spent in CSS Style > Recalculation > > Does anyone have an idea as to how to reduce this? > > With Thanks, Peter > > -- > 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]<google-web-toolkit%[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.
