Hi.
Perhaps AbstractAjaxBehavior may help - I will have a look. Anyone with any
experience with this please let me know. It would be appreciated!
Rgds, Graeme.
Graeme Knight wrote:
>
> Hi.
>
> I have an application with links that switch panels using AJAX:
>
> :
> private Panel currentPanel;
> :
> ContactsListPanel manageContactsPanel = new ContactsListPanel();
>
> currentPanel.replaceWith( manageContactsPanel );
>
> currentPanel = manageContactsPanel;
> :
>
> One of my panels has an IFRAME on it which I wish to populate with content
> on rendering. I would like to set the innerHTML through Javascript, rather
> than set the SRC (the innerHTML will be injected with content that is
> modified on the server and not a static source page).
>
> I have a Javascript function that can be called once the IFRAME has
> (effectively) been rendered (using a Variables Model for replacing
> 'originalContent' with text):
>
> function initializeIFrameArea()
> {
> IFrameArea.populateContent( "${originalContent}" );
> }
>
> The populateContent function simply sets the innerHTML on the IFRAME. The
> 'originalContent' is my modified content to be injected into the
> innerHTML.
>
> My question is this:
>
> 1) On entering the panel, I was wondering if it is possible to use a
> HeaderContributor (i.e. this is NOT a full page rerender) to add the
> script containing the IFrameArea Javascript on which the populateContent
> is called. I can't have the initializeIFrameArea function on the page from
> the start because I am using a Variables Model to change the value of
> originalContent on the fly (i.e. when the user enters this panel the
> content could be one of many possibilities).
>
> 2) On rendering I want to be able to call initializeIFrameArea, but I do
> not understand how I can get this into the HTML of the panel so that it
> calls the function after the IFRAME is effectively rendered and innerHTML
> exists.
>
> Perhaps there is a better approach - as this seems complicated (I had to
> do this with Tapestry, so I'm not sure if Wicket has a more elegant
> approach).
>
> Any thoughts most welcome.
>
> Thanks, Graeme.
>
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