What if we made a RowsDataProvider that returned detachable lists as
the models? That way you could plug that into anything and get
columns.
On 8/12/05, Igor Vaynberg <[EMAIL PROTECTED]> wrote:
> Here is the quick and dirty solution. Is there enough interest to build a
> full blown grid component?
>
> final int cols=7;
> final int rowsPerPage=5;
> add(new PageableDataView("grid", new ContactDataProvider(),
> cols*rowsPerPage) {
>
> protected void populateItem(final DataItem item)
> {
> Contact
> contact=(Contact)item.getModelObject();
> item.add(new Label("cell",
> contact.getFirstName()+" "+contact.getLastName()));
> }
>
> protected void renderItem(Component item)
> {
> DataItem di=(DataItem)item;
>
> if (di.getIndex()%cols==0)
> getResponse().write("<tr>");
> super.renderItem(item);
>
> if (di.getIndex()+1==getItemCount())
> {
> if (getItemCount()%cols!=0)
> {
> int
> needed=cols*((getItemCount()/cols)+1)-getItemCount();
>
> getResponse().write("<td colspan=\""+needed+"\"> </td>");
> }
> }
>
>
> if ((di.getIndex()+1)%cols==0)
> getResponse().write("</tr>");
> }
>
> });
>
> ---------------
>
> <table cellspacing="0" class="dataview" border="1">
> <span wicket:id="grid">
> <td><span wicket:id="cell">[cell]</span></td>
> </span>
> </table>
>
>
> -Igor
>
>
>
>
> > -----Original Message-----
> > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED] On Behalf Of Gili
> > Sent: Friday, August 12, 2005 7:44 AM
> > To: [EMAIL PROTECTED]
> > Subject: [Wicket-user] PageableDataView and column cells
> >
> > Hi,
> >
> > I'm trying to display a grid of images, for example 4
> > columns and 3 rows of images, where each "cell" is a
> > different entry retrieved from the database with a different index/id.
> >
> > I took a look at the DisplayTag example and
> > PageableDataView's source-code and they don't seem to be
> > quite appropriate for handling my use-case. In a nutshell,
> > PageableDataView only has a concept of rows, where the
> > populateItem(ListView) method allows one to add() different
> > views of the same database row. So for example, a given row
> > will have an id, name, description, etc...
> >
> > What I need is multiple columns per visual row where
> > each column is a distinct DB item, with a distinct ID.
> > PageableDataView only increments the index outside the scope
> > of populateItem() so I'm not sure it's possible to implement using it.
> >
> > My gut feeling is that maybe I can use PageableDataView
> > with CSS somehow to emulate columns but i would be much nicer
> > if I just had a component that had the concept of columns in
> > the first place.
> >
> > What do you think?
> >
> > Thank you,
> > Gili
> > --
> > http://www.desktopbeautifier.com/
> >
> >
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> >
> >
>
>
>
>
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