yeah, CheckBox doesn't work out of the box either because it needs to
implement ValueBase

On Fri, Oct 1, 2010 at 8:36 AM, Patrick Julien <[email protected]> wrote:
> thanks for the info
>
> On Fri, Oct 1, 2010 at 5:27 AM, Thomas Broyer <[email protected]> wrote:
>>
>> On Sep 30, 6:56 pm, Patrick Julien <[email protected]> wrote:
>>> Is there a class that integrates the two?  same for check boxes?
>>
>> Hmm, CheckBox implements IsEditor<LeafValueEditor<Boolean>> so it
>> should work OK for a boolean value.
>>
>> RadioButton extends CheckBox so it's a "boolean editor", but radio
>> buttons are not about boolean things... :-/
>>
>> I think for checkbox lists (multi-valued selection) and radio button
>> lists (and even a Cell-widget-based selector), you'd (currently) have
>> to make your own Editor<?> class.
>> It seems hard to provide such editors out-of-the-box because there are
>> many use cases, depending on whether you want the value be the "index"
>> in a list of acceptable values, the "form value" of the checkbox/
>> radiobutton, or an object in a list of acceptable values (this is
>> similar to why ListBox does not implement HasValue); not to mention
>> how you'd like your checkboxes/radiobuttons be laid out!
>>
>> (Also noteworthy: SimpleCheckBox implements neither IsEditor or even
>> HasValue; and for single selection within a dropdown list, there's
>> ValueListBox)
>>
>> --
>> http://groups.google.com/group/Google-Web-Toolkit-Contributors
>

-- 
http://groups.google.com/group/Google-Web-Toolkit-Contributors

Reply via email to