If it was my own Panel class then I would add the extra markup. But I am using the built in AjaxLazyLoadPanel class and was hoping to just override it easily.
Looks like I'll extend it as per Sven's suggestion below.
cheers,
Steve
On 21/01/2010, at 6:37 PM, svenmeier wrote:
>
> class SomePanel extends Panel implements IHeaderContributor
> {
> public SomePanel(String id)
> {
> super(id);
> }
>
> public void renderHead(IHeaderResponse response)
> {
> response.renderOnDomReadyJavascript("alert('hello');");
> }
> }
>
> Sven
>
>
> Steve Swinsburg-3 wrote:
>>
>> Hi Lionel,
>>
>> Thanks and yes, thats what I am trying to do, attach some javascript after
>> something has rendered. So I attached an AjaxEventBehaviour to it and now
>> have this:
>>
>> add(new AjaxLazyLoadPanel("myPanel") {
>>
>> @Override
>> public Component getLazyLoadComponent(String markupId) {
>> return new SomePanel(markupId);
>> }
>> }.add(new AjaxEventBehavior("onload"){
>> protected void onEvent(AjaxRequestTarget target){
>> target.appendJavascript("alert('hello)';");
>> }
>> }));
>>
>> but the javascript is never fired.
>>
>> Any more ideas?
>>
>> cheers,
>> Steve
>>
>>
>> On 21/01/2010, at 3:09 PM, Lionel Port wrote:
>>
>>> Hi Steve,
>>>
>>> Are you trying to do this..
>>>
>>> http://cwiki.apache.org/WICKET/adding-javascript-from-wicket.html
>>>
>>> with an onload event instead of onblur, or do I misunderstand.
>>>
>>> regards,
>>> Lionel
>>>
>>> On Thu, Jan 21, 2010 at 2:56 PM, Steve Swinsburg
>>> <steve.swinsb...@gmail.com> wrote:
>>>> So overriding onAfterRender for a component doesn't just override it
>>>> for that instance of the component?
>>>>
>>>> Also I can see the markup is being added to the end of the page after
>>>> the closing HTML. However, the Javadocs say it is meant to be called
>>>> after after the actual component is finished rendering. So it look s
>>>> like onAfterRender is not what I need.
>>>>
>>>> Can I attach to a different phase in the render lifecycle to call the
>>>> javascript when that specific panel has just finished rendering?
>>>>
>>>> thanks,
>>>> Steve
>>>>
>>>>
>>>>
>>>>
>>>> On 21/01/2010, at 2:52 PM, Igor Vaynberg wrote:
>>>>
>>>>> you are writing out javascript after every component render...
>>>>>
>>>>> perhaps you should keep a boolean flag that marks if you rendered the
>>>>> js yet or not.
>>>>>
>>>>> alternatively you can add a behavior to the panel with istemporary() {
>>>>> return true; }
>>>>>
>>>>> -igor
>>>>>
>>>>> On Wed, Jan 20, 2010 at 7:24 PM, Steve Swinsburg
>>>>> <steve.swinsb...@gmail.com> wrote:
>>>>>> I have an AjaxLazyLoadPanel and want some javascript to fire after its
>>>>>> loaded it's contents:
>>>>>>
>>>>>> I assumed I could override onAfterRender and add my javascript like
>>>>>> so:
>>>>>>
>>>>>> add(new AjaxLazyLoadPanel("myPanel") {
>>>>>>
>>>>>> @Override
>>>>>> public Component getLazyLoadComponent(String markupId) {
>>>>>> return new SomePamel(markupId);
>>>>>> }
>>>>>>
>>>>>> @Override
>>>>>> protected void onAfterRender() {
>>>>>> JavascriptUtils.writeJavascript(getResponse(),
>>>>>> "alert('hello');");
>>>>>> super.onAfterRender();
>>>>>> }
>>>>>>
>>>>>> });
>>>>>>
>>>>>> Except it is called twice, it looks like once when the page is loading
>>>>>> and then again when the actual panel has been loaded.
>>>>>>
>>>>>> Is there another way to achieve what I want?
>>>>>>
>>>>>> thanks,
>>>>>> Steve
>>>>>>
>>>>>>
>>>>>
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>>>>
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>>>>
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>>
>>
>>
>
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