the problem i was having, was that along with the event, i was also trying
to pass an argument to the elementKeyUpHandler, that was making things very
difficult, because i could never seem to access the event, when i passes my
own arguments, even if i specifically tried to pass event as one of the
arguments.
On 11/22/07, Richard Quadling <[EMAIL PROTECTED]> wrote:
>
>
> Sorry ...
>
> this.element
> .observe('keyup', this.elementKeyUpHandler.bindAsEventListener(this))
> .observe('blur', this.elementBlurHandler.bindAsEventListener(this));
>
> I've just been through an exercise of converting older procedural code
> to sleek new Prototype OO code. A base class and a specific class.
> With AJAX periodicupdater as a property of the class. The binding on
> this got VERY confusing.
>
> On 22/11/2007, Richard Quadling <[EMAIL PROTECTED]> wrote:
> > Try replacing ...
> >
> > Event.observe(this.element, 'keyup',this.elementKeyUpHandler(event));
> > Event.observe(this.element, 'blur', this.elementBlurHandler(event));
> >
> > with
> >
> > this.element
> > .observe('keyup', this.elementKeyUpHandler.bind(this))
> > .observe('blur', this.elementBlurHandler.bind(this));
> >
> > Richard.
> >
> > On 21/11/2007, xzyfer <[EMAIL PROTECTED]> wrote:
> > >
> > > hey all,
> > >
> > > i was required to create an auto complete drop down list, a common
> > > enough thing.
> > > i got it done soon enough, but decided i wanted to make a generic
> > > class so that i could attached this behavior to any number of elements
> > > that access different server side pages/behaviors.
> > >
> > > however, in my initialize method, i get the error:
> > >
> > > "event is not defined
> > > Event.observe(this.element, 'keyup',
> > > this.elementKeyUpHandler(event));"
> > >
> > > the class is instantiated from another js file, which uses Event with
> > > no issue.
> > >
> > > i thought the problem could be some sort of class inheritance, but i
> > > am unsure how to inherit from from prototype, as it is an API not a
> > > class in it self.
> > > Then again i could be totally off, which i do suspect!
> > >
> > > any help would be great!
> > >
> > > here its the class snippet causing the problem:
> > >
> > > var AutoComplete = Class.create(
> > > {
> > > initialize: function(element)
> > > {
> > >
> > > this.blank = true;
> > > this.prevInput = "";
> > > this.element = element;
> > > this.json = new Hash();
> > >
> > > Event.observe(this.element, 'keyup',
> > > this.elementKeyUpHandler(event));
> > > Event.observe(this.element, 'blur',
> this.elementBlurHandler(event));
> > >
> > > }, ....
> > > });
> > > > >
> > >
> >
> >
> > --
> > -----
> > Richard Quadling
> > Zend Certified Engineer :
> http://zend.com/zce.php?c=ZEND002498&r=213474731
> > "Standing on the shoulders of some very clever giants!"
> >
>
>
> --
> -----
> Richard Quadling
> Zend Certified Engineer : http://zend.com/zce.php?c=ZEND002498&r=213474731
> "Standing on the shoulders of some very clever giants!"
>
> >
>
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