attach it to a jira ticket.
-igor
On Fri, May 6, 2011 at 10:02 AM, Scott Reed <sr...@avacoda.com> wrote:
> I attached a quickstart here but I'm not sure attachments work on this list.
> Let me know how to send the file if that fails.
> Scott
>
> On 5/6/2011 12:17 PM, Igor Vaynberg wrote:
>>
>> having a working quickstart project would help.
>>
>> -igor
>>
>> On Fri, May 6, 2011 at 9:13 AM, Scott Reed<sr...@avacoda.com> wrote:
>>>
>>> I was not able to get the custom onpagebeforeshow event handling to work.
>>> I have fallen back to using the standard onclick event handling. I see
>>> the
>>> update code being executed in the ajax event handler but the changes do
>>> not
>>> show up on the subpage.
>>>
>>> Below is the core of my most recent approach. The RefreshingView is the
>>> element I am trying to update on the subpage. detailSubpage is a
>>> WebMarkupContainer for the subpage that contains the RefreshingView
>>> table.
>>> If it would help I can supply all the code (total 200 lines).
>>>
>>> <!-- Detail page used when subpage item is selected from the subpages
>>> list
>>> -->
>>> <div data-role='page' wicket:id="detailSubpage" id="detailSubpage">
>>> <div data-role='content' wicket:id="detailContent"
>>> style='height: 100%'>
>>> <table wicket:id="detailTable" id="detailTable">
>>> <tr>
>>> <td>Name</td>
>>> <td> </td>
>>> <td wicket:id="name" style='font-weight: bold;'>...</td>
>>> </tr>
>>> <tr>
>>> <td>Status</td>
>>> <td> </td>
>>> <td wicket:id="status" style='font-weight: bold;'>...</td>
>>> </tr>
>>> </table>
>>> </div>
>>> </div>
>>>
>>> private class FooList extends RefreshingView<Foo>
>>> {
>>> FooDetailContainer detailSubpage;
>>>
>>> public FooList( String id, FooListModel model, FooDetailContainer
>>> detailSubpage )
>>> {
>>> super( id, model );
>>> this.detailSubpage = detailSubpage;
>>> }
>>>
>>> @Override
>>> protected void populateItem( Item<Foo> item )
>>> {
>>> final Foo foo = item.getModelObject();
>>> addFooItem( item, foo );
>>> }
>>>
>>> private void addFooItem( Item<Foo> item, final Foo foo )
>>> {
>>> Label fooNameLabel = new Label( "subpageName", foo.getName());
>>> item.add( fooNameLabel );
>>> item.add( new FooClickBehavior( "onclick", foo ));
>>> }
>>>
>>> /**
>>> * records most recently selected foo
>>> */
>>> private class FooClickBehavior extends AjaxEventBehavior
>>> {
>>> Foo foo;
>>> public FooClickBehavior( String event, Foo foo )
>>> {
>>> super( event );
>>> this.foo = foo;
>>> }
>>> public void onEvent( AjaxRequestTarget target )
>>> {
>>> //populate foo detail page
>>> detailSubpage.getNameLabel().setDefaultModelObject( foo.getName()
>>> );
>>> detailSubpage.getStatusLabel().setDefaultModelObject(
>>> foo.getStatus()
>>> );
>>> detailSubpage.getStatusLabel().add( new AttributeModifier(
>>> "style",
>>> true, new Model( "font-weight:bold;" )));
>>>
>>> // commented due to error:
>>> // Wicket.Ajax.Call.processEvaluation: Exception evaluating javascript:
>>> cannot call methods on listview prior to initialization; attempted to
>>> call
>>> method 'refresh'
>>> // // refresh detail page table
>>> // String js = "$('#detailTable').listview('refresh')";
>>> // target.appendJavascript( js );
>>> }
>>> }
>>>
>>> @Override
>>> protected Iterator<IModel<Foo>> getItemModels()
>>> {
>>> return new FooListModel().load().iterator();
>>> }
>>> }
>>>
>>>
>>> On 5/4/2011 7:20 PM, Igor Vaynberg wrote:
>>>>
>>>> something like this may help you.
>>>>
>>>> AbstractDefaultAjaxBehavior b=new AbstractDefaultAjaxBehavior() {
>>>> respond(target) { // handle ajax callback }
>>>> };
>>>>
>>>> div.add(b);
>>>> String script=b.getCallbackScript();
>>>>
>>>> what you have in the script variable is a javascript fragment which
>>>> will invoke the server-side callback. you can now write that out into
>>>> the head yourself using IHeaderContributor and wire it into jquery's
>>>> callback.
>>>>
>>>> -igor
>>>>
>>>>
>>>> On Wed, May 4, 2011 at 3:56 PM, Scott Reed<sr...@avacoda.com> wrote:
>>>>>
>>>>> I tried doing this using the onclick event of the list item but there
>>>>> were a
>>>>> couple of problems. The biggest problem is that there may be hundreds
>>>>> of
>>>>> items in the list and inserting an ajax call in each item increases the
>>>>> page
>>>>> size too much for a mobile app. Another problem is that the id of the
>>>>> "detail page" component is modified by Wicket when I add ajax behaviors
>>>>> to
>>>>> it so the href in the item link is incorrect. I figured out how to
>>>>> handle
>>>>> this by changing the href using getMarkupId() but that kind of
>>>>> maintenance
>>>>> nightmare hacking turned me off to the whole approach. Finally I
>>>>> couldn't
>>>>> figure out how to get it to go to the detail page after I updated it -
>>>>> it
>>>>> just went back to the home page.
>>>>>
>>>>> I tried adding an AjaxEventBehavior to the target div but the
>>>>> server-side
>>>>> event handler is never called. I don't understand how a custom event
>>>>> can
>>>>> be
>>>>> caught by the ajax engine unless there is js to tell it to do so and I
>>>>> don't
>>>>> see that Wicket has added any js in the page source to do that. If I
>>>>> knew
>>>>> how to tell the ajax engine to look for the custom javascript event
>>>>> then
>>>>> that approach would probably work.
>>>>>
>>>>> On 5/4/2011 6:35 PM, Igor Vaynberg wrote:
>>>>>>
>>>>>> can you not do it the other way around? have the link that goes to
>>>>>> detail be a wicket ajax link which then repaints the content div and
>>>>>> tells jquery that it did so?
>>>>>>
>>>>>> otherwise what you can do is add an ajaxeventbehavior for that even to
>>>>>> the content div or whatever div receives it, or wire it in directly to
>>>>>> window, and repaint the content div inside the behavior's handler.
>>>>>>
>>>>>> -igor
>>>>>>
>>>>>>
>>>>>> On Wed, May 4, 2011 at 3:27 PM, Scott Reed<sr...@avacoda.com>
>>>>>> wrote:
>>>>>>>
>>>>>>> I want to update the models for the component's children and refresh
>>>>>>> it.
>>>>>>>
>>>>>>> This app has a list on the "home page". Selecting one of the list
>>>>>>> items
>>>>>>> causes a transition to the "detail page". During that transition the
>>>>>>> pagebeforeshow event fires and then the page is displayed. When the
>>>>>>> pagebeforeshow event fires, I want to update the page content
>>>>>>> elements
>>>>>>> with
>>>>>>> details of the selected item. (As you may know, in jQuery Mobile
>>>>>>> these
>>>>>>> "pages" are divs with data-roll="page".)
>>>>>>>
>>>>>>> On 5/4/2011 6:13 PM, Igor Vaynberg wrote:
>>>>>>>>
>>>>>>>> can you explain a bit more of what you want to happen when this
>>>>>>>> javascript event is fired?
>>>>>>>>
>>>>>>>> -igor
>>>>>>>>
>>>>>>>> On Wed, May 4, 2011 at 3:05 PM, Scott Reed<sr...@avacoda.com>
>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>> Certain jQuery Mobile components can trigger a custom javascript
>>>>>>>>> event,
>>>>>>>>> "pagebeforeshow", which I want to handle on the server. I am new to
>>>>>>>>> this
>>>>>>>>> list and to Wicket and have not been able to find any documentation
>>>>>>>>> or
>>>>>>>>> examples that show how this could be done.|I would appreciate any
>>>>>>>>> help
>>>>>>>>> in
>>>>>>>>> figuring this out.
>>>>>>>>> Thanks,
>>>>>>>>> Scott
>>>>>>>>> |
>>>>>>>>>
>>>>>>>>
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