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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