Thanks Martin again I coded as you told me but unfortunately the code doesn't work because the description property of the model/object descriptionModel didn't receive the value inserted in the text field.
after inspected the descriptionModel in debug time I saw that description hasn't any value assigned. Bruno Moura 2013/5/15 Martin Grigorov <[email protected]> > Hi, > > > On Wed, May 15, 2013 at 6:18 AM, Bruno Moura <[email protected]> > wrote: > > > Hi Paul, thanks very much for your help! > > > > I followed your suggestion but this peace of code doesn't compile > > unfortunately: > > > > IModel descriptionModel = new PropertyModel[Meeting](meeting, > > "description")); > > > > I have tried > > > > val descriptionModel[IModel] = new PropertyModel[Meeting](meeting, > > "description")); //wrong systax for scala > > > > > the easiest is: val descriptionModel = new PropertyModel[Meeting](meeting, > "description") > > the more explicit ones are: > > val descriptionModel : IModel[Meeting] = new > PropertyModel[Meeting](meeting, "description") > val descriptionModel : PropertyModel[Meeting] = new > PropertyModel[Meeting](meeting, "description") > > > > and > > > > val descriptionModel = new IModel[Meeting](meeting, "description")); // > > IModel can't be instanced > > > > But I'm doing this thing wrong. > > > > I made a great progress with my app but now I'm struggling with this > issue > > and I spent a lot > > of time to archive this simple task. If I'm doing this stuff with java > my > > life could > > be much easier :-D. > > > > I'll appreciate your hep again > > > > > > Thanks very much > > > > > > > > > > Bera > > > > > > 2013/5/10 Paul Bors <[email protected]> > > > > > Why the Ajax round-trips for each "keyup" to extract the model's > object? > > > Have you tried to implement just the Save link/button and then look-up > > the > > > model object from inside the onClick() method? > > > > > > In your case it would come from the PropertyModel you use already: > > > > > > TextField description = new TextField("description",new > > > PropertyModel[Meeting](meeting, "description")) > > > > > > change to: > > > > > > IModel descriptionModel = new > > > PropertyModel[Meeting](meeting, "description")); > > > TextField descriptionTextField = new TextField("description", > > > descriptionModel ); > > > > > > and your link becomes: > > > > > > private class LinkSave(id: String, meeting: Meeting) extends > > > AjaxLink[String](id) { > > > > > > @SpringBean > > > var meetingMediator: TMeetingMediator = _ > > > def onClick(target: AjaxRequestTarget) { > > > meetingDAO.saveMeeting(descriptionModel.getObject()) > > > } > > > } > > > > > > Unless you want to also update some other element on the screen with > each > > > user key press I really don't think you need the "keyup" listener. > > > > > > ~ Thank you, > > > Paul Bors > > > > > > > > > On Thu, May 9, 2013 at 11:03 PM, Bruno Moura <[email protected]> > > > wrote: > > > > > > > I'm trying to implement a ListView and in on column of it I added a > > > > listView, for each line, > > > > I want to save the data inserted on it and update the model: > > > > > > > > I'm implemented the code bellow: > > > > > > > > val description = new TextField("description",new > > > > PropertyModel[Meeting](meeting, "description")) > > > > description.add(new AjaxFormComponentUpdatingBehavior("keyup") { > > > > protected def onUpdate(target: AjaxRequestTarget) { > > > > description.getDefaultModelObjectAsString > > > > } > > > > }) > > > > > > > > item.add(description) > > > > > > > > And I added a link for each line of my ListView for save the > > information > > > in > > > > database, > > > > each line is a instance of a model meeting as is showed bellow: > > > > > > > > item.add(new LinkSave("save", meeting)) > > > > > > > > private class LinkSave(id: String, meeting: Meeting) extends > > > > AjaxLink[String](id) { > > > > > > > > @SpringBean > > > > var meetingMediator: TMeetingMediator = _ > > > > > > > > setVisible(clickavel.asInstanceOf[Boolean]) > > > > add(new Label("label", new Model[String]() { > > > > override def getObject: String = "Save" > > > > })) > > > > > > > > def onClick(target: AjaxRequestTarget) { > > > > meetingDAO.saveMeeting(meeting) > > > > > > > > } > > > > } > > > > > > > > > > > > But unfortunately the code above doesn't work. It's fail to retrieve > > the > > > > value of the text > > > > field and also to set the attribute description of the Object meeting > > > with > > > > the value of the text field, so in the database the column > description > > is > > > > never filled > > > > > > > > Someone know where I am doing wrong stuff? > > > > > > > > Thanks a lot! > > > > > > > > > > > > Bera > > > > > > > > > > > > > -- > Martin Grigorov > Wicket Training & Consulting > http://jWeekend.com <http://jweekend.com/> >
