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List:       kde-core-devel
Subject:    Re: [patch] K{Int|Double}Validator + new classes
From:       Thiago Macieira <thiago () kde ! org>
Date:       2006-10-26 20:20:07
Message-ID: 200610262220.17230.thiago () kde ! org
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Jaroslaw Staniek wrote:
>> What do you mean by "full precision" ?
>
>100%, absolute accuracy, unlike in floating point numeral system.
>The application of this data type is (no surprise) database, processing
> when _currency_ is involved and any data-entry systems.
>
>To make the decimal type fit cleanly to the mentioned
> KNumValidator<type> template, I propose introduction of a class (let's
> name it 'kdecimal') with all the needed operators implemented.
>
>The next step could be to take advantage of the accuracy of the new type
> and bring KDecimalNumInput and/or KDecimalSpinBox as an alternative to
> KDoubleSpinBox/KDoubleNumInput.

Given the limited use for this class and its validator, I'd recommend that 
you:

1) make the KNumValidator<T> flexible for easy extension

2) make KDecimal and the validator class only appear in Kexi. If another 
program needs it, we can consider moving it into KDELibs.

-- 
  Thiago Macieira  -  thiago (AT) macieira.info - thiago (AT) kde.org
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