Re: JSON Object to FilteringTable

>
> I should just convince you to write the docs on the widget :)
>
> trt
>
>
> Ross Thomas wrote:
>>
>>
>> Jayaram Krishnaswamy wrote:
>>>
>>> Does the JSON data always need to go through an intermediary store to
>>> the
>>> filtering table?
>>>
>>
>> Yes.  The store is the repository of the data that is displayed by the
>> FilteringTable.
>> Thus they are essentially a single unit in this context.  By manipulating
>> the store
>> you are causing changes to be reflected in the table.
>>
>>
>>
>>> Does it needs to be converted into an array before populating the table?
>>> Is it OK to unpack the object and stuff it into a table like one normaly
>>> does populating a table looping through the elements?
>>>
>>
>> The setData() and addDataRange() methods are the most efficient when
>> dealing
>> with multiple updates.  If a single object is changed then use the
>> addData() method
>> to add the object or replace it if there is already an entry with the
>> same
>> key.
>>
>> You can use the update() method to update a single field within an
>> element
>> if that
>> is all that changed.
>>
>> All these Store methods invoke events that cause the FilteringTable to
>> update the
>> view accordingly.  Thus a sequence of single addData() calls will cause
>> 'n' events.
>> A single addDataRange() call will cause 1 event.  Hence the greater
>> efficiency.
>>
>> There is a case for 'chunking' of range updates to maintain UI
>> responsiveness but
>> that is something that is usually discerned on a case by case basis.
>>
>> HTH
>>
>> Ross.
>>
>
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