[Standards-JIG] PROPOSAL for Live Chat

[Pedro Melo]

Hi,

On Jan 5, 2007, at 10:35 PM, Yann Le Boulanger wrote:

> Pedro Melo wrote:
>>  - each stanza sends a partial set of characters, including a offset
>> number, and a total size number. The receives replaces the current  
>> text
>> starting at offset with the received update and then trims at the
>> lenght. This should cover any updates/deletes, etc)
>
> you send too much thing. offset + len(chars) = total size, so no  
> need to
> send everything.

Not true.

We need both to detect deletes.

If you have from a previous message of mine 12345 and I erase 45 and  
type 6, the message should be 1236, and I would send 6 as the delta,  
3 as the offset (assume 0 based offsets) and 4 as the size (to  
eliminate the last 5).

best regards,
--
HIId: Pedro Melo
SMTP: melo at co.sapo.pt
XMPP: pedro.melo at sapo.pt