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 <[EMAIL PROTECTED]>* > Sent by: [EMAIL PROTECTED] > > 09/18/2006 02:56 PM > Please respond to > Nebula Dev <[email protected]> > > > > To > Nebula Dev <[email protected]> > cc > Nebula Dev <[email protected]>, [EMAIL PROTECTED] > 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 <[EMAIL PROTECTED]>* > Sent by: [EMAIL PROTECTED] > > 09/14/2006 06:05 PM > Please respond to > Nebula Dev <[email protected]> > > > To > Nebula Dev <[email protected]> > 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 >> [email protected] >> https://dev.eclipse.org/mailman/listinfo/nebula-dev > _______________________________________________ > nebula-dev mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/nebula-dev > _______________________________________________ > nebula-dev mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/nebula-dev > > > ------------------------------------------------------------------------ > > _______________________________________________ > nebula-dev mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/nebula-dev _______________________________________________ nebula-dev mailing list [email protected] https://dev.eclipse.org/mailman/listinfo/nebula-dev
