instead of a panel use IHeaderContributor. you can make the page or
any component in the page implement it.
-igor
On Feb 19, 2008 3:22 PM, Warren <[EMAIL PROTECTED]> wrote:
> I am trying to design a Panel that dynamically creates JavaScript into the
> <head> markup. I understand how to do this statically, but not dynamically.
> My app runs on wireless PDA scanning devices used in grocery stores. One of
> the requirements is that it does not allow the user to place focus on any
> other part of the page other than where I want it. I did this statically on
> every JSP I had in my last Struts version app. It would be nice to add a
> panel to each page that would dynamically create the JavaScript needed based
> on the relevant components that need focus. Something like this:
>
> public class MyPage extends WebPage
> {
>
> public MyPage()
> {
>
> add(...);
> add(...);
> add(...);
>
> ...
>
> add(new ForceFocusPanel("forceFocus", this));
> }
>
> ...
>
> }
>
>
> public class ForceFocusPanel extends Panel
> {
> public ForceFocusPanel()
> {
> // Iterate thru components on the original page and add
> relevant ones and
> the necessary JavaScript
> // to some kind of repeater or ListView ?
> // Add this repeater to the markup template to appear in the
> head markup ?
> add(relevantFocusComponent);
> }
> }
>
> ForceFocusPanel.html
>
> <wicket:head>
> <script type="text/javascript">
> <??? wicket:id="relevantFocusComponents" />
> </script>
> </wicket:head>
> <wicket:panel>
> </wicket:panel>
>
> Here are my questions,
>
> 1. Please stop me if I am trying to reinvent the wheel and point me to that
> magical component if there is one.
>
> 2. Since I only want to modify the original Page's <head> markup, do I have
> to include the Panel's wicket:id somewhere on the original Page's markup?
>
> 3. What method do I use to get the Page's components so that I can iterate
> over them?
>
> 4. What type of component would I add to my Panel that would contain the
> relevant "focus components" JavaScript? A repeater of some kind or ListView?
>
> 5. What type of markup would I use to place this repeater component into my
> Panel's <head> markup and will this even work within the <head> markup?
>
> <wicket:head>
> <script type="text/javascript">
> ...
> <??? wicket:id="relevantFocusComponents" />
> ...
> </script>
> </wicket:head>
>
> I know this is a lot of questions, and by no means am I asking anyone to
> write code for me. I am just looking for hints, suggestions or point me to
> some examples if available.
>
> Thanks,
>
> Warren Bell
>
>
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