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 <newbar...@gmail.com> 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 google-web-tool...@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.