[Gambas-user] Gridview_data - when is it finished?

[Fabien Bodard]

hum you misunderstand _data event

it don't load data... just display it.

Le lun. 31 janv. 2022 à 22:44, Gianluigi <bagonergi at gmail.com> a écrit :
>
>
>
> Il giorno lun 31 gen 2022 alle ore 19:10 T Lee Davidson <t.lee.davidson at gmail.com> ha scritto:
>>
>> On 1/31/22 00:58, bb wrote:
>> > Is there a way to detect when the gridview_data events have all
>> > finished?
>> >
>> > I have a db query that returns between a few and upto 11,000 rows, so I
>> > am loading the grid using the data event handler. After all the visible
>> > grid rows are loaded I need to do some summary processing.
>> >
>> > It would be rediculous to do it after each cell is loaded. But how do I
>> > know when it is finished (for the moment)?
>> >
>> > tia
>> > b
>>
>> I don't have an answer to your question. But, it seems to me that it would not be necessary to know when the Data events have
>> finished. Isn't it logical to assume that they would be finished at, or close enough to, the time when the loop you use to
>> iterate over the dataset is finished?
>>
>> If you think that is not a safe assumption, perhaps you could use a Timer set to an appropriate value and simply Restart it
>> within the Data event.
>>
>> Or, do your summary processing on the dataset itself and let the gridview fill its data in whatever time it pleases.
>>
>>
>> --
>> Lee
>
>
> But I don't understand the question, 11000 tuple for the GridView_Data event are nothing and elaborates them in a few tenths of a second.
>
> Regards & Good Night
> Gianluigi
>
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-- 
Fabien Bodard