uh, well maybe not dangerous, just less clear than it could be.
Jonathan Locke wrote:
>
>
> i think you mean to add the projects listview to the categories list view
> /item/
>
> your structure is a little dangerous here because you have one ListItem
> item
> obscuring the other. if the outer one were called outerItem and the inner
> one
> were called innerItem, i think you meant to say outerItem.add(projects)
> and
> innerItem.add(link)
>
>
> luther.baker wrote:
>>
>> I'm trying to create a page - similar to Jira's BROWSE PROJECTS.
>>
>> My initial take amounts to a loop in a loop.
>>
>> The outer loop is CATEGORIES and the inner loop is PROJECTS in said
>> category.
>>
>> | CATEGORY 1
>> | p1
>> | p2
>> | p3
>>
>> | CATEGORY 2
>> | p4
>> | p5
>> | p6
>>
>> ...
>>
>> I've attached code below but if I removed the nested loop, I can easily
>> loop
>> over just CATEGORIES but as soon as I add the nested loop, it fails with
>> the
>> following
>>
>> WicketMessage: Error attaching this container for rendering: [Page class
>> =
>> com.fuzzybearings.milestones.web.page.user.ProjectsPage, id = 3, version
>> =
>> 0]
>>
>> Root cause:
>>
>> java.lang.IllegalArgumentException: A child with id 'projects' already
>> exists:
>> [MarkupContainer [Component id = categories]]
>>
>>
>> My intuition tells me that 'wicket:id="projects"' is repeating since it
>> is
>> contained in an outer loop ... but I'm not sure how else to identify this
>> type of structure in a general way. Is there a loop container more suited
>> to
>> this ... open to suggestions.
>>
>> Thanks in advance,
>>
>> -Luther
>>
>>
>>
>> *.html snippet
>>
>> <div wicket:id="categories">
>> <table>
>> <tr wicket:id="projects">
>> <td> # [project] </td>
>> </tr>
>> </table>
>> </div>
>>
>>
>> *.java snippet
>>
>> public ProjectsPage(ResourceModel bodyTitle)
>> {
>> super(bodyTitle);
>>
>> ListView categories = new ListView("categories",
>> this.getCategories())
>> {
>>
>> @Override
>> protected void populateItem(ListItem item)
>> {
>> Category category = (Category) item.getModelObject();
>>
>> ListView projects = new ListView("projects",
>> ProjectsPage.this.getProjects(category))
>> {
>>
>> @Override
>> protected void populateItem(ListItem item)
>> {
>> Project project = (Project)
>> item.getModelObject();
>> Link link = new Link("projectLink",
>> item.getModel())
>> {
>>
>> @Override
>> public void onClick() { ... }
>> };
>> link.add(new Label("projectLabel",
>> project.getName()));
>> item.add(link);
>> }
>> };
>> this.add(projects);
>> }
>> };
>> this.add(categories);
>> }
>>
>>
>
>
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