V4RB2, CHG, ValentinaInit()

[Ruslan Zasukhin]

On 3/1/04 10:03 PM, "Charles Yeomans" <yeomans at desuetude.com> wrote:

Hi Charles,

So you prefer,

    ValentinaInit( s )
    real_size = ValentinaCacheSize();

What other people think?

I agree that for GUI tools it is good to have function
    ValentinaCacheSize()


>>>> ValentinaIit() now returns the actual size of cache that Valentina have
>>>> allocate.
>>>> 
>>>> 
>>>> NOTE: for modern OS that have virtual file system, even if you ask 100MB
>>>> for cache, OS can satisfy your request. But Valentina self can decide that
>>>> you ask too big cache size and allocate smaller cache.
>>>> 
>>>> In case of any problems, ValentinaInit() will return ZERO.
>>>> 
>>> 
>>> Again, why return this value?  This is old C-style design.  Instead,
>>> why not have a separate function ValentinaCacheSize() as Integer?
>> 
>> 1) ValentinaInit() can fail.
> 
> This is what exceptions are for.
>> 
>>     if return nothing, then you need ask ValentinaError
>>     and we need add one more error code.
>> 
>> 2) it can allocate less than you ask.
>> 
>>     one more function...
>> 
>> 
>> One return value solve 2 tasks at once.
> 
> And this is what I'm complaining about.  I think that it's simpler to
> have two things (functions, properties, etc), each of which solves one
> task.

-- 
Best regards,
Ruslan Zasukhin      [ I feel the need...the need for speed ]
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e-mail: ruslan at paradigmasoft.com
web: http://www.paradigmasoft.com

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