Hi Markus :-)
Glad that worked out for you. I think there is an AjaxExamples project in
WOnder which is an app you can run and see a few things.
You pick up on things after toiling with it for a while.
> On Jun 26, 2024, at 7:34 AM, mailinglists <mailingli...@kataputt.com> wrote:
>
> Thanks Aaron, works perfectly.
>
> Other than looking at the code how would one discover what AjaxHyperlink and
> friends can do? The documentation / JavaDoc is not very revealing.
>
> ---markus---
>
>> On 23 Jun 2024, at 17:43, Aaron Rosenzweig <aa...@chatnbike.com> wrote:
>>
>> Hi Markus,
>>
>> To use <details><summary> like you envision you need to add some
>> scaffolding.
>>
>> Realize that the ajax link and the ajax submit button can be given a named
>> function. When you do that, they don’t render, put provide a name you can
>> call on the client side that will do a round trip to the server. So you need
>> to consider if you have a form (or not) and if you want to synchronize
>> bindings (or not) to choose between them. But let’s assume you just want a
>> “click” without form values going across. You’ll need to place an element
>> like this near your <details><summary>:
>>
>> <wo:AjaxHyperlink functionName = "$toggleFunctionName" action = "$toggle” />
>>
>> Bindings could be implemented like so:
>>
>> public String toggleFunctionName() {
>> if (StringUtils.isBlank(_toggleFunctionName)) {
>> _toggleFunctionName = "details_summary_" +
>> ERXWOContext.safeIdentifierName(context(), true /*willCache*/);
>> }
>> return _toggleFunctionName;
>> }
>>
>> public WOActionResults toggle() {
>> setIsOpen( ! isOpen());
>> return null;
>> }
>>
>>
>> Then you’ll need to build your summary tag as a container element and listen
>> to click events like so:
>>
>> <wo:genericContainer elementName = "summary" onclick = "$onclickJavascript”>
>> Summary text
>> </wo:genericContainer>
>>
>> The click text could be:
>>
>> public String onclickJavascript(){
>> String code = toggleFunctionName() + "(); return true;";
>> return code;
>> }
>>
>> Or if there is a lot of complex stuff going on and race conditions with JS
>> events maybe you need a hack to invoke Ajax on a delay
>> public String onclickJavascript(){
>> String code = "setTimeout(" + toggleFunctionName() + ", 500); return
>> true;";
>> return code;
>> }
>>
>> Notice that there is no update container specified on the AjaxHyperlink.
>> That’s because you don’t need to refresh anything, you only need to tell the
>> server the state of open/close.
>>
>>
>>> On Jun 23, 2024, at 7:28 AM, mailinglists via Webobjects-dev
>>> <webobjects-dev@lists.apple.com> wrote:
>>>
>>> Anyone using this component? It has bindings that seem not to be used.
>>> Does this work at all? I cannot make sense of it.
>>>
>>> Alternatively has anyone made proper use of the html construct
>>> <details><summary>? It works nicely but I cannot preserve “open” state when
>>> updating an enclosing container because I have not found a way to call back
>>> into the server when the summary is clicked to open/close. This action is
>>> pure client side performed by the browser itself. Any way to tap into it?
>>>
>>> Any other usable component around for such a hide/reveal functionality?
>>>
>>> Thanks for your ideas
>>> ---markus---
>>>
>>>
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>>
>
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