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HttpDataRequest & HttpDataProvider & lz.Params

2010-10-26 11:50 387 查看 
lz.HTTPDataRequest
implements the DataRequest interface, to support HTTP data requests.

lz.HTTPDataProvider
implements the DataProvider interface, to support HTTP data requests.




Requests are submitted using the 
doRequest
, passing a request
object of type 
lz.HTTPDataRequest
. And instance of 
lz.HTTPDataProvider
is the default
data provider for the runtime, and is what is used by 
<dataset>
to load data.



onstatus
: Sent to a datarequest to update the status of the request.

lz.params

lz.Param provides utilities for manipulating name-value pairs.
For example, lz.Param objects can be used to manage a name/value pairs for an
HTTP request.

var p=new lz.Param();

p.addValue( "action", action, true);
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