It is in quotes, sorry. Still, the list is updated only if it is not
empty on the first use.
**
Martin
2008/2/27, Igor Vaynberg <[EMAIL PROTECTED]>:
> ListView l = new ListVIew(.., new PropertyModel(this, listViewElements));
>
>
> listViewElements should be in quotes as per my earlier suggestion...
>
> -igor
>
>
> On Tue, Feb 26, 2008 at 10:19 PM, Martin Makundi
>
> <[EMAIL PROTECTED]> wrote:
> > Funny. This works only if:
> > a) the listView is embedded in a Form component. (I would think it can
> > be independent)
> > b) the listView is not empty to begin with. If it is empty to begin
> > with, the new elements will not appear. If it is populated with 1 item
> > in the beginning, adding items will work fine.
> >
> > So.. am I still doing something wrong?
> >
> >
> > Code is trivial:
> >
> > public class MyPage extends WebPage {
> >
> > public MyPage() {
> > Form f = new MyForm();
> > listViewElements = new LinkedList();
> > listViewElements.add(new CustomElement()); // If I add a dummy
> > initial element, the added elements work fine. Otherwise not
> > ListView l = new ListVIew(.., new PropertyModel(this,
> listViewElements));
> > f.add(l); // Otherwise it does not work at all without setting the
> > form as its parent; strange
> >
> > }
> >
> > class MyForm() {
> > onSubmit() {
> > listViewElements.add(new CustomElement());
> > info("Successful.");
> > }
> > }
> > }
> >
> > 2008/2/27, Igor Vaynberg <[EMAIL PROTECTED]>:
> >
> >
> > > try
> > >
> > > ListView l = new ListVIew(.., new propertymodel(this,
> "listViewElements"));
> > >
> > > -igor
> > >
> > >
> > > On Tue, Feb 26, 2008 at 9:41 PM, Martin Makundi
> > >
> > > <[EMAIL PROTECTED]> wrote:
> > > > > your listview model is probably caching the old list, and
> > > > > thus when it redraws you dont see the new items. paste your code
> and
> > > > > we can help you more.
> > > >
> > > > This is exactly what is happening. The listView is populated at the
> > > > Page constructor. If the page is reloaded after onSubmit, the
> > > > constructor is not called again because the page is already
> > > > instantiated. Code is trivial:
> > > >
> > > > public class MyPage extends WebPage {
> > > >
> > > > public MyPage() {
> > > > Form f = new MyForm();
> > > > listViewElements = new LinkedList();
> > > > ListView l = new ListVIew(.., listViewElements);
> > > > }
> > > >
> > > > class MyForm() {
> > > > onSubmit() {
> > > > listViewElements.add(new CustomElement());
> > > > info("Successful.");
> > > > // here I would like to acknowledge that the listView
> > > > // should be repainted to include the new element; otherwise
> > > > the old listView is shown
> > > >
> > > >
> > > > }
> > > > }
> > > > }
> > > >
> > > > >
> > > > > -igor
> > > > >
> > > > >
> > > > >
> > > > > On Tue, Feb 26, 2008 at 8:50 PM, Martin Makundi
> > > > > <[EMAIL PROTECTED]> wrote:
> > > > > > Hi!
> > > > > >
> > > > > > Is it possible to refresh a listView during a form onSubmit
> event,
> > > > > > without using ajax? Is there any way (apart from ajax) to do
> it than
> > > > > > by explicitly reloading the page?
> > > > > >
> > > > > > If I reload the page I must store the feedback messages
> elsewhere
> > > > > > (session-scope feedback messages) and re-initialize all the
> components
> > > > > > "manually". Or is there maybe something like
> listView.repaint() or
> > > > > > page.refresh() which can be called from Form.onSubmit()?
> > > > > >
> > > > > > This is what I have:
> > > > > >
> > > > > > <feedback messages here/>
> > > > > > Item: [ ] (textfield) ["Add"
> Submit-button]
> > > > > >
> > > > > > <table>
> > > > > > <tr>previously added item</tr>
> > > > > > <tr>previously added item</tr>
> > > > > > <tr>previously added item</tr>
> > > > > > </table>
> > > > > >
> > > > > > This is what I want:
> > > > > >
> > > > > > When the "Add" -button is pressed, the form.onSubmit() is
> called and a
> > > > > > new element is added into the list of elements (used as the
> source for
> > > > > > the listView pupulating the table). I would then like to
> "reload" the
> > > > > > page and show a success message in the feedback panel.
> > > > > >
> > > > > > I know this can be maneuvered by actually reloading the page
> and using
> > > > > > session-scope feedback messages, but is there some "soft
> reload",
> > > > > > which sort-of shortcuts using session-scope feedback messages?
> > > > > >
> > > > > > Technically the difference is small, but conceptually I find
> "soft
> > > > > > refresh" more intuitive.
> > > > > >
> > > > > > **
> > > > > > Martin
> > > > > >
> > > > >
> > > > > >
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