Hi Ryan Posted code here..
http://pastebin.org/58032
http://pastebin.org/58035
Thanks,
RG
Ryan Gravener-3 wrote:
>
> If you post your code on pastebin i'll take a look at it. As for the
> generic issue of updating a datatable. I would update it in your onsubmit
> method, add it to the target. I wouldn't have any save calls in my
> dataprovider, only logic to fetch results.
>
> On Mon, Jul 28, 2008 at 8:52 PM, nanotech <[EMAIL PROTECTED]> wrote:
>
>>
>> Hi Paul,
>>
>> Sorry could not understand your answer. Can you please elaborate?
>>
>> RG
>>
>>
>> Paul Logasa Bogen II wrote:
>> >
>> > the inMethod DataGrid is excellent.
>> > plb
>> >
>> > nanotech wrote:
>> >> please help,Anyone?
>> >>
>> >> ---------------------------
>> >> Hi All,
>> >>
>> >> I have a Save Form where user should be able to add/save new records
>> and
>> >> should be able
>> >> to view feedback if there are any errors.
>> >>
>> >> In short, When user loads up the page he sees a form and under it a
>> >> DataTable
>> >> which holds the deafault search results.
>> >>
>> >> If he tries to add a record and Add is "Successful" then DataTable
>> gets
>> >> updated via Ajax.
>> >>
>> >> In case of "Failure" errors are reported on feedback panel.
>> >>
>> >> Here is how I have implemented it:
>> >>
>> >>
>> >> ===================
>> >> SaveContactPage.html
>> >> ===================
>> >>
>> >>
>> >> <div wicket:id="saveUserFeedback">[Feedback-error messages
>> etc.]</div>
>> >> <form wicket:id="saveUserForm">
>> >> <table>
>> >> <tr>
>> >> <td>First Name:</td>
>> >> <td><input type="text" wicket:id="firstName"/></td>
>> >> </tr>
>> >> <tr>
>> >> <td>Last Name:</td>
>> >> <td><input type="text" wicket:id="lastName"/></td>
>> >> </tr>
>> >> <tr>
>> >> <td><input type="submit"
>> wicket:id="saveContactButton"
>> >> /></td>
>> >> </tr>
>> >> </table>
>> >> </form>
>> >> <!-- Updatable container for search/add results -->
>> >> <div wicket:id="resultsContainer">
>> >> <table wicket:id="addResultsTable">[Results for add/search
>> >> Contacts]</table>
>> >> </div>
>> >>
>> >> =====================
>> >> SaveContactPage.java
>> >> ======================
>> >>
>> >> public class SaveContactPage extends WebPage
>> >> {
>> >> // Hold reference to provider..
>> >> AddContactDataProvider provider;
>> >> // Hold refernce to FeedbackPanel...
>> >> FeedbackPanel saveUserFeedback;
>> >> //Hold refernece to updatable dataTable's container..
>> >> WebMarkupContainer resultsContainer;
>> >>
>> >> public SaveContactPage()
>> >> {
>> >> add(saveUserFeedback = new
>> >> FeedbackPanel("saveUserFeedback"));
>> >> saveUserFeedback.setOutputMarkupId(true);
>> >>
>> >> SaveUserForm userForm = new
>> SaveUserForm("saveUserForm");
>> >> add(userForm);
>> >>
>> >> // Get a new provider.
>> >> provider = new
>> AddContactDataProvider((ContactInfoPOJO)
>> >>
>> userForm.getModelObject());
>> >>
>> >> // Get all the columns.
>> >> List<IColumn> columns = createColumns();
>> >>
>> >> resultsContainer = new
>> >> WebMarkupContainer("resultsContainer");
>> >> resultsContainer.add(new
>> >> DataTable("addResultsTable",columns,
>> >> provider, 10));
>> >>
>> >> }
>> >>
>> >> private List<IColumn> createColumns()
>> >> {
>> >> List<IColumn> columns = new ArrayList();
>> >> columns.add(new
>> >> PropertyColumn(this.getModel(),"firstName"));
>> >> columns.add(new
>> >> PropertyColumn(this.getModel(),"lastName"));
>> >> }
>> >>
>> >> // Begin Save USER Form.
>> >> private class SaveUserForm extends StatelessForm
>> >> {
>> >> public SaveUserForm(String id)
>> >> {
>> >> super(id);
>> >> // Set Form's model
>> >> setModel(new CompoundPropertyModel(new
>> >> ContactInfoPOJO()));
>> >> add(new TextField("firstName"));
>> >> add(new TextField("lastName"));
>> >> add(new AjaxFallbackButton("saveContactButton", this)
>> >> {
>> >> @Override
>> >> protected void onSubmit(AjaxRequestTarget
>> >> target,Form form)
>> >> {
>> >>
>> >> // TODO 1: Is this Correct approach
>> >> // (i.e. calling the provider
>> >> // again to refresh the container)
>> >> // On Submit....call the provider
>> again?
>> >>
>> >>
>> >> provider = new
>> >> AddContactDataProvider(form.getModelObject());
>> >>
>> >> //Refresh the dataTable
>> >> target.addComponent(resultsContainer);
>> >>
>> >> // In case of Failure...Display the
>> error
>> >> messages.
>> >>
>> >> }
>> >>
>> >> protected void onError(AjaxRequestTarget
>> >> target,Form
>> >> form)
>> >> {
>> >> // TODO 3: Show Errors...if any
>> >> // But Error happned in
>> DataProvider...
>> >> // How do I get hold of Error Object
>> >> Here...
>> >>
>> >> target.addComponent(saveUserFeedback);
>> >> }
>> >>
>> >> });
>> >>
>> >> }
>> >> }
>> >> }
>> >>
>> >>
>> >> ======================
>> >> AddContactDataProvider.java
>> >> ======================
>> >>
>> >>
>> >> public class AddContactDataProvider extends SortableDataProvider
>> >> {
>> >>
>> >> private ContactInfoPOJO contactPojo;
>> >> private ContactManager contactManager;
>> >>
>> >> public AddContactDataProvider(ContactInfoPOJO contactPojo)
>> >> {
>> >> this.contactPojo = contactPojo;
>> >> contactManager = new JDBCContactManager();
>> >> }
>> >>
>> >> public Iterator iterator(int first, int count)
>> >> {
>> >> // Save the Contact...
>> >> contactManager.saveContact(contactPojo);
>> >>
>> >> //TODO 2::: HOW? WHERE???
>> >> //If Save FAILED then GET ERROR MESSAGE
>> >>
>> >>
>> >>
>> >> // Get the saved list back....
>> >> List contacts = contactManager.getUsers();
>> >> if (first > 0) {
>> >> contacts = contacts.subList(first, first + count);
>> >> }
>> >> return contacts.iterator();
>> >> }
>> >>
>> >> public IModel model(Object object)
>> >> {
>> >> return new ContactModel((ContactInfoPOJO)object);
>> >> }
>> >>
>> >> public int size()
>> >> {
>> >> return contactManager.getContacts().size();
>> >> }
>> >>
>> >> }
>> >>
>> >>
>> >>
>> >> Questions:
>> >> 1. Is calling dataprovider again the correct approach for updating
>> the
>> >> datatable? (See TODO 1 above) Can someone please suggest an alternate
>> >> approach?
>> >> 2. How do I pass the Error Object to Page's Panel from DataProvider
>> in
>> >> case
>> >> of Unsuccessful save?(see TODo: 2 above)
>> >> 3. Will onError be called if I somehow plugin the error message to
>> >> feedback
>> >> Panel (See TODO: 3)
>> >>
>> >>
>> >>
>> >>
>> >> Thanks for reading the post.
>> >>
>> >>
>> >
>> >
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>> >
>> >
>>
>> --
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>>
>>
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>
>
> --
> Ryan Gravener
> http://twitter.com/ryangravener
>
>
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