[Laszlo-user] dataset ontimeout overloaded

[P T Withington]

Cute.

The compiler should have complained about the dataset class having  
both and event and an attribute of the same name.  But, perhaps one  
or the other was not declared?

On 2007-04-25, at 18:12 EDT, Pablo Kang wrote:

> I spent a good two hours tracking down why I was getting two  
> dataset ontimeouts when I finally figured out that the event was  
> overloaded. The ontimeout event can be sent when setting the  
> timeout attribute (which sends a number) and also when the call  
> times out (which sends the dataset).
>
> Here's a simple example demonstrating the problem:
>
> <canvas proxied="false" debug="true">
>
>     <dataset name="mydset" src="http://foobar.timeout"
>              oninit="this.setAttribute('timeout', 1000);
>                      this.doRequest()"/>
>
>     <handler name="ontimeout" args="ds" reference="mydset">
>
>         // Be careful! ds is the dataset whose request timed out, but
> 	// can also be a number when setting the timeout attribute.
>
>         Debug.write('mydset got timeout:', ds);
>
>     </handler>
>
> </canvas>
>
> pablo
>
>
>
>