[Seaside] Jump somewhere after rendering

[Bob Houston]

Michael,

Yes, this is very helpful.  Thanks.

On Jun 7, 2005, at 6:24 AM, Michael Meyer wrote:

> Hi Bob
> I haven't got my image around at the moment. But I can
> give you some hints.
>
> You need to create two methods. One to create a possible
> jump destination and one  for the actual jump.
>
> WAHtmlRenderer>>marker: aSymbol
>   "Create a possible target. <a name=aSymbol></a>"
>   self attributes at: 'name' put: aSymbol.
>   self tag: 'a'.
>
> WAHtmlRenderer>>jump: aSymbol
>   "Jump to target aSymbol with javascript"
>   self script: 'document.location.hash = ', aSymbol.
>
>
> Now lets assume you have a parent component named
> WAParent that contains several child components
> named WAChild
>
> The renderContentOn: methods need to look something
> like this.
>
> WAParent>>renderContentOn: html
>   ... render all children ...
>   html jump: aSymbol
>
> WAChild>>renderContentOn: html
>   html marker: aSymbol
>   ... render the child component ...
>
> There is still some code missing.
> Every WAChild component needs to have a unique
> identifier for the "html marker: aSymbol" call and
> the WAParent component needs to know the jump
> destination for the "html jump: aSymbol" call.
>
> Does that help?
> mike
>
>
>> --- Ursprüngliche Nachricht ---
>> Von: Bob Houston
>> Michael,
>>
>> I don't quite understand how this works.  Can you tell me when and
>>
>>> from where you are calling "html jumpHere" ?
>>>
>>
>> Thanks,
>> BobH
>>
>> On Jun 6, 2005, at 7:31 AM, Michael Meyer wrote:
>>
>>
>>> That was easy enough.
>>> Thanks
>>>
>>> Avi Bryant schrieb:
>>>
>>>
>>>> On 6/3/05, Michael Meyer <sangria at gmx.net> wrote:
>>>>
>>>>
>>>>> When i go to the bottom of the multi page and click the
>>>>> ++ link the page reloads and I'm at the top of the page
>>>>> again.
>>>>> It would be really nice if my application would jump back to
>>>>> the right component after reloading. Does anybody know if
>>>>> that is possible?
>>>>>
>>>>>
>>>> Well, if you can store the information somewhere about which of the
>>>> components you want to jump to, and if you don't mind using some
>>>> javascript, then you can try something like this (untested):
>>>> WAHtmlRenderer>>jumpHere
>>>>    html attributes at: 'name' put: 'jump'.
>>>>    html tag: 'a'.
>>>>    html script: 'document.location.hash="jump"'.
>>>> And then use "html jumpHere" from wherever you like.
>>>> Avi
>>>>
>
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