[
Date Prev][
Date Next][
Thread Prev][
Thread Next][
Date Index][
Thread Index]
[
List Home]
Re: [nebula-dev] Date submissions - Eric and Jeremy
|
Steve,
Would you expand on this a bit?
How might a Nebula version compliment the SWT widget, and how would you
see it being a benefit to the overall Eclipse ecosystem in the short,
and long, term?
thanks
Steve Northover wrote:
>
> It is true that we have been looking at this widget for a while and it
> fell off the 3.2 plan. Even if this widget makes it for 3.3, it might
> still be beneficial to have a Nebula version of this control.
>
>
>
> *Christopher J Gross <chris.gross@xxxxxxxxxx>*
> Sent by: nebula-dev-bounces@xxxxxxxxxxx
>
> 09/18/2006 02:56 PM
> Please respond to
> Nebula Dev <nebula-dev@xxxxxxxxxxx>
>
>
>
> To
> Nebula Dev <nebula-dev@xxxxxxxxxxx>
> cc
> Nebula Dev <nebula-dev@xxxxxxxxxxx>, nebula-dev-bounces@xxxxxxxxxxx
> Subject
> Re: [nebula-dev] Date submissions - Eric and Jeremy
>
>
>
>
>
>
>
>
>
> (Sorry for the late response, was on vacation last week)
>
> Thanks for the write-up Eric. I've just now read that the main SWT team
> is planning on developing a date picker widget as part of 3.3. This
> would make a Nebula date widget unnecessary. One of the founding
> principles of the Nebula project is to augment SWT, but not to compete
> with it.
>
> Perhaps one of the SWT guys who might be reading this could chime in and
> confirm this. If so, it seems to make this whole discussion moot.
>
> Regards,
> -Chris
>
>
>
>
> *Eric Wuillai <eric@xxxxxxxxxx>*
> Sent by: nebula-dev-bounces@xxxxxxxxxxx
>
> 09/14/2006 06:05 PM
> Please respond to
> Nebula Dev <nebula-dev@xxxxxxxxxxx>
>
>
> To
> Nebula Dev <nebula-dev@xxxxxxxxxxx>
> cc
>
> Subject
> Re: [nebula-dev] Date submissions - Eric and Jeremy
>
>
>
>
>
>
>
>
>
>
> Hi Chris, Jeremy,
>
> I passed a few hours to study Jeremy's implementation to try to find
> differences between our two submissions.
> I will try to give you my vision of the differences I have noticed.
> Jeremy, please correct me if I made mistakes. Complete me also if I
> missed something.
>
> First, I think that basically the calendar (CCalendar vs CDatePicker)
> and the combo (DateChooser vs CDatePickerCombo) have the same main
> features :
> - calendar : date selection, month navigation, locale support.
> - combo : controlled input of date values, with field navigation and
> support for different formats and locales.
>
> Differences on the technologies used
> ------------------------------------
> - Comp4SWT : Java 5.0 / Eclipse 3.1 (not tested on 3.0).
> - AspenCloud : Java 1.4 / Eclipse 3.2 (incompatible with 3.1, caused by
> the use of the Spinner widget).
>
> Differences between calendars
> -----------------------------
> CCalendar :
> - Implementation based only on basis SWT widgets : labels and buttons.
> - Colors customisation (header, days labels, day cells...), based on
> color themes, with 3 default themes provided and possibility to create
> new ones.
> - Possibility to set the font used.
> - A look that match more to this kind of control in other technologies
> (I know, it's subjective).
>
> CDatePicker :
> - The clock !!!
> - Direct selection of month and input of year.
> - Implementation based on custon widgets for days grid, navigation buttons.
> - "Go today" button.
>
> Differences between combos
> --------------------------
> I just test CDatePickerCombo with its snippet. Not with custom patterns,
> so can not say if exotic patterns are fully supported.
>
> DateChooser :
> - Date input in the Text widget is delegated to a FormattedText /
> DateFormatter. So it supports differents input and display patterns.
> - No support for the moment of long format for months input (month names
> with pattern MMM or MMMM).
> - Calendar used for input is in lenient mode. So the increment /
> decrement with arrows on a field has effect on the superior field.
> - Limited to date values (its not a DateTimeChooser ;-) But time and
> datetime input are supported by FormattedText with the corresponding
> formatters.
> - Button with an image, with the possibility to change the image used.
> - Possibility to set the font used, common to the text widget and the
> calendar.
>
> CDatePickerCombo :
> - Field selection does not allow to select the full content of the Text
> widget for copy / paste operations.
> - Possibility to use month names for input, limited to increment /
> decrement by the arrows. Input by keyboard is impossible.
> - Support time input.
> - Spinner
>
> Comp4SWT FormattedText
> ----------------------
> In complement, Comp4SWT has FormattedText with its formatters. And I
> think that is the main difference.
> FormattedText is a decorator based on the same principles that JFace
> viewers. It acts as a controller, delegating the formatting features to
> formatters (the model). This gives the possibility to associate
> formatters on a Text widget in function of values to edit. Formatters
> can be instanciated and passed in parameter of FormattedText. They can
> also be created automatically when a value is setted and no formatter
> has been provided. This is realized by a customizable factory.
> Text widget is created by the FormattedText, or can be passed in
> parameter. Then it is possible to use FormattedText in UI Forms.
>
> Formatters provided actually are :
> - DateTimeFormatter : date and time values. Support two patterns : one
> for input and one for display (when focus is outside the Text widget).
> - DateFormatter : extends DateTimeFormatter to limit patterns to date.
> - TimeFormatter : extends DateTimeFormatter to limit patterns to time.
> - NumberFormatter : Number values. Support too input and display patterns.
> - MaskFormatter : Mask input for strings, allowing to control the format
> of strings like phone numbers.
>
> FormattedText gives a consistent way to create forms with input and
> display formatting features for differents kinds of values. Formatters
> model is extendable and the factory allowes to replace default
> formatters for standard types, or add new ones.
>
> To end this comparison, I think that DateChooser and CDatePickerCombo
> have two differents and incompatible implementations of the text input.
> On the other hand, I think really possible to use, with a minimum
> effort, both calendars. It is also possible to extend DateChooser to
> support time pattern, with support of Jeremy's clock.
>
> Last, but not least, congratulations to Jeremy for the clock. It's
> really a good job!
>
> Regards,
>
> Eric
>
> Christopher J Gross a écrit :
>>
>> Hi Eric,
>> Hi Jeremy,
>>
>> I'm excited that more and more widgets being offered up to Nebula, but
>> I'm also a little concerned about the overlap. Users who come to the
>> Nebula webpage will be confused if they are confronted with multiple
>> widgets of the same type. I am not strictly against that, but if there
>> are multiple similar widgets I'd like to see them differentiate
>> themselves in some way. The table widgets we have, all take somewhat
>> different approaches.
>>
>> Can you guys let us know what differentiates the date widgets? Why
>> would someone use one over the other? If they are similar, could you
>> guys combine efforts?
>>
>> Regards,
>> -Chris
>>
>>
>> ------------------------------------------------------------------------
>>
>> _______________________________________________
>> nebula-dev mailing list
>> nebula-dev@xxxxxxxxxxx
>> https://dev.eclipse.org/mailman/listinfo/nebula-dev
> _______________________________________________
> nebula-dev mailing list
> nebula-dev@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/nebula-dev
> _______________________________________________
> nebula-dev mailing list
> nebula-dev@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/nebula-dev
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> nebula-dev mailing list
> nebula-dev@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/nebula-dev