Christian, Thanks for the reply. I understand that mechanism. The point I was making is that there is no presenter class because of the way the Mailboxes view is created from the uiBinder xml.
Pete On 28 July, 16:04, Christian Goudreau <[email protected]> wrote: > Reference the presenter like explained in MVP part 2 : > > public interface MyPresenter extends Presenter { > void onSave(); > } > > private MyPresenter presenter; > > @Override > public void setPresenter(MyPresenter presenter) { > this.presenter = presenter; > } > > Then in your presenter, you implements MyPresenter and call in the > constructor : setPresenter(this); > > So final step : > �...@uihandler("inBoxBtn") > void btnClicked(ClickEvent e) { > presenter.onSave(); > } > > And voilà ! This is something really easy to implements in an MVP framework > like Gwt-Platform and it's even easier than the ActivityManager of Gwt ! > > Cheers, > > On Wed, Jul 28, 2010 at 10:39 AM, xworker <[email protected]>wrote: > > > > > Hi > > > For now I'm putting events on the eventbus from the view. Then in the > > entrypoint class handle all the events. I send the eventbus in the > > constructor to the view since I have'nt put in GIN yet. I will look > > into the new AcitvityManager concept from the 2010 IO and the > > PlaceManager. > > > /A > > > On 28 Juli, 16:23, PeteUK <[email protected]> wrote: > > > Hello, > > > > I'm starting with GWT and struggling to know how I should architect my > > > program. > > > > I am using the Mail application's source code as a basis for mine, so > > > I'm hoping this reaches others who have inspected the source for the > > > Mail application. > > > > Within the Shortcuts area, are three sub-areas (stacks in the > > > StackLayoutPanel): Mailboxes, Tasks, and Contacts. Inside Mailboxes, > > > assume I replaced the tree with a single button "In Box", and created > > > an event handler for it: > > > > public class Mailboxes extends Composite { > > > ... > > > > �...@uihandler("inBoxBtn") > > > void btnClicked(ClickEvent e) { > > > // TODO: HOW TO HANDLE THIS?? > > > } > > > > } > > > > I am not sure how to proceed in internally architecting the handling > > > code. The Mailboxes class is a view but doesn't really have an > > > associated presenter. I have an "outer presenter" which really deals > > > with the entire outer view of the application (the root layout panel). > > > I've been thinking about the following choices but not sure how to > > > proceed: > > > > 1) I could put these events on the event bus, and dependency-inject > > > the event bus into the Mailboxes instance somehow (I'm looking into > > > gin/guice as a separate thing). > > > > 2) I could define a Presenter interface for Mailboxes which has a > > > callback for this button. The Mailboxes class is a view class with no > > > corresponding presenter class though, so not sure how I could > > > implement this! The Mailboxes instance is created in Shortcuts.ui.xml > > > as follows: > > > > <g:stack> > > > <g:header size='3'>Mailboxes</g:header> // .N.B style divs > > > removed for brevity > > > <mail:Mailboxes ui:field='mailboxes'/> // <--- > > > Mailboxes instance created here > > > </g:stack> > > > > 3) Define a Presenter interface for Mailboxes and implement the > > > callback in the outer presenter object. This means outer presenter is > > > dealing with things a lot lower in the object tree than I feel it > > > should. > > > > If your task was to extend the Mail application in this way, how would > > > you think it should be done? > > > > Thanks, > > > > Pete > > > -- > > 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. > > -- > Christian Goudreau -- 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.
