[Laszlo-user] Hyperlink with onclick?

[P T Withington]

You convinced me.  I don't have a better idea.  Let's leave it as is  
and get some experience with it.

On 2008-09-28, at 12:31EDT, Henry Minsky wrote:

> I think the API where you get an event back to the Text view with an
> arbitrary string of your choosing
> is a good level of abstraction.  We could make it hairier so that the
> developer's API is to pass in a closure
> which will get called back, but that seems like overkill.
>
>
>
>
> On Sun, Sep 28, 2008 at 12:11 PM, P T Withington <ptw at pobox.com>  
> wrote:
>
>> Well, David says it's not 'hyper' (it doesn't take you to another
>> document), I say it's not 'link' (it's not a link to anything).  It  
>> creates
>> an area of text that will send an event when clicked.  I appreciate  
>> this is
>> nifty new functionality, I'm just asking that we step back a minute  
>> and
>> think about the best UI and how to name and document it, so we  
>> don't regret
>> it down the road.
>>
>> The message that started this thread was trying to say (something  
>> like):
>>
>> <a href="javascript:...">...</a>
>>
>> The other way of saying this in html would be something like:
>>
>> <span onclick="...">...</span>
>>
>> Both of those take out the intermediate step that the current  
>> interface
>> has, where you have to assign an ID to the active text and then you  
>> have to
>> dispatch from the text click event based on ID to the action you  
>> want.  I
>> wonder if we want this ID mechanism exposed, or if we want a higher- 
>> level
>> interface?
>>
>>
>> On 2008-09-27, at 22:04EDT, Henry Minsky wrote:
>>
>> For lack of a better name, I went with the name that Flex assigned  
>> to the
>>> event,  their event is called TextEvent.LINK, so I called ours
>>> "ontextlink".
>>>
>>>
>>>
>>> On Sat, Sep 27, 2008 at 9:41 PM, David Temkin <temkin at laszlosystems.com
>>>> wrote:
>>>
>>> It's confusing, I think, to call these hyperlinks since they are  
>>> custom
>>>> actions. There are better ways to do conventional hyperlinks.
>>>> "MakeClickableText"? or something.
>>>>
>>>>
>>>> On Sep 27, 2008, at 12:02 PM, P T Withington wrote:
>>>>
>>>> I wonder if you should call it makeHyperlink and onhyperlink  
>>>> instead?
>>>>
>>>>>
>>>>> On 2008-09-27, at 13:35EDT, Henry Minsky wrote:
>>>>>
>>>>> The use case I'm trying to support is making hyperlinks in your  
>>>>> text
>>>>>
>>>>>> fields
>>>>>> that perform custom actions local to the current  
>>>>>> application.Such as
>>>>>> clicking on something in the debugger window and having it  
>>>>>> perform
>>>>>> Debug.inspect() of the object.
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Sat, Sep 27, 2008 at 1:29 PM, David Temkin <
>>>>>> temkin at laszlosystems.com
>>>>>>
>>>>>>> wrote:
>>>>>>>
>>>>>>
>>>>>> Wait a sec.... Isn't the <a> tag, with the normal usage of the  
>>>>>> href
>>>>>>
>>>>>>> attribute, supported within text fields -- even in Flash?
>>>>>>> Now, href doesn't work within the <view> tag, and <a> doesn't  
>>>>>>> work
>>>>>>> anywhere
>>>>>>> but inside of <text>, but that's another story.
>>>>>>>
>>>>>>> Not that what you've done isn't useful -- but I don't think it's
>>>>>>> needed
>>>>>>> in
>>>>>>> the normal case (click to link to another page).
>>>>>>>
>>>>>>> On Sep 27, 2008, at 6:26 AM, Henry Minsky wrote:
>>>>>>>
>>>>>>> Hello,
>>>>>>> The function to respond to a hyperlink is currently
>>>>>>> platform-dependent,
>>>>>>> although just a few days ago
>>>>>>> I added a cross-platform mechanism to the LFC. That is  
>>>>>>> available only
>>>>>>> if
>>>>>>> you run a nightly build at the moment.
>>>>>>>
>>>>>>> If you look at the implementation, the actual mechanism for  
>>>>>>> Flash 8
>>>>>>> applications is to use the syntax <a  
>>>>>>> href="asfunction:funcname,arg">,
>>>>>>> whereas for DHTML is it to use "javascript:somescript" for  
>>>>>>> target.
>>>>>>>
>>>>>>> The new API is to call LzText.makeTextLink, which returns a  
>>>>>>> string of
>>>>>>> the
>>>>>>> form "<a href=...>displayed value</a>" which you can append to  
>>>>>>> the
>>>>>>> content
>>>>>>> of your LzText field. When clicked, it sends a "ontextlink"  
>>>>>>> event back
>>>>>>> to
>>>>>>> the LzText object, with the value you choose.
>>>>>>>
>>>>>>> /**
>>>>>>> * Return a string which can be used to insert a hyperlink in a  
>>>>>>> text
>>>>>>> field.
>>>>>>> * @param String str: The text displayed in the hyperlink.
>>>>>>> * @param String value: The value returned when the link is  
>>>>>>> clicked.
>>>>>>> * @access public
>>>>>>> The text returned by makeTextLink can be appended to the text  
>>>>>>> of a
>>>>>>> text field. It will make an HTML-style anchor, and will have a
>>>>>>> displayed representation of the string STR. When clicked, the  
>>>>>>> link
>>>>>>> will
>>>>>>> send an ontextlink event to the text view, with a value of  
>>>>>>> VALUE.
>>>>>>> */
>>>>>>> public function makeTextLink(str, value) {
>>>>>>> return this.sprite.makeTextLink(str,value);
>>>>>>> }
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Fri, Sep 26, 2008 at 11:29 PM, cyril alias lyric <
>>>>>>> lyric680-web at yahoo.de
>>>>>>>
>>>>>>> wrote:
>>>>>>>>
>>>>>>>>
>>>>>>> Hello,
>>>>>>>
>>>>>>>>
>>>>>>>> how to define an hyperlink that throws an
>>>>>>>> onclick-event?
>>>>>>>>
>>>>>>>> I'd like to have the same behaviour as for buttons:
>>>>>>>> <button onclick="doSomething();" />
>>>>>>>>
>>>>>>>> If possible, what is the correct syntax.
>>>>>>>> I tried
>>>>>>>> <a href="" onclick="doSomething();">Link</a>
>>>>>>>> without success.
>>>>>>>>
>>>>>>>> Cheers,
>>>>>>>> lyric
>>>>>>>>
>>>>>>>>
>>>>>>>>
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>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Henry Minsky
>>>>>>> Software Architect
>>>>>>> hminsky at laszlosystems.com
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>> --
>>>>>> Henry Minsky
>>>>>> Software Architect
>>>>>> hminsky at laszlosystems.com
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>> --
>>> Henry Minsky
>>> Software Architect
>>> hminsky at laszlosystems.com
>>>
>>
>>
>
>
> -- 
> Henry Minsky
> Software Architect
> hminsky at laszlosystems.com