Hi Boris,
thx for your reply
On Tue, Jan 14, 2014 at 12:05 PM, Nagaev Boris <[email protected]> wrote:
> Hello!
>
> You can pre-create all possible widgets and listed to the signal from
> each of them. Normally, all widgets are hidden. When path changes,
> needed widget (which matches current path) is shown, all other are
> hidden (which do not match current path). This is memory overhead,
>
If I understand correctly, each widget adds a listener on the application
instance's internalPathChanged?
(a quick look to the docs didn't reveal how the widget can access the app
instance, any suggestion?)
I've seen WMenu has setInternalPathEnabled, I'll try that too.
> though. However, probably loading-time and CPU profit. Another method:
> to create central widget which would listen to path changes and
> replace its contents with appropriate widget created. Which method to
> use, depends of number of widgets, sessions and cost of memory and
> CPU.
>
> Regards, Boris Nagaev
>
>
> On Tue, Jan 14, 2014 at 2:53 PM, Raphael Bauduin <[email protected]>
> wrote:
> > Hi,
> >
> > I have a JWt application made up of multiple independent widgets. I'm not
> > currently handling internalPath, but want to do it.
> >
> > The JRuby code initialising the app's widgets is:
> >
> > # The widgets used
> > suggested_graphs = SuggestedGraphsWidget.new
> > collected_data = CollectedData.new
> >
> > top_bar = WNavigationBar.new(container)
> > top_bar.setTitle('Dashboard')
> > top_bar.setResponsive(true)
> >
> > # create content stack for the left menu, with the container as
> > parent
> > content_stack = WStackedWidget.new(container)
> > # create the menu with its content stack as parameter
> > left_menu = WMenu.new(content_stack)
> > # add items to the menu, with its corresponding widget
> > left_menu.add_item("Suggested Graphs",suggested_graphs)
> > left_menu.add_item("Collected data", collected_data)
> > left_menu.add_item("Other data", WText.new("Other data"))
> > # add the menu to the top bar
> > top_bar.add_menu(left_menu)
> >
> > container.addWidget(content_stack)
> >
> > I'm looking for advice about how I can best manage the internalPath.
> > From what I've read at http://www.webtoolkit.eu/widgets/navigation/ , it
> > seems
> > the way to go is an event listener app->internalPathChanged(). But this
> > listener then has to change the state of the widgets, which would result
> in
> > non-self contained widgets. Is there a better solution?
> >
> > thx in advance!
> >
> > Raph
> >
> >
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