Well this is my component, which does exactly that. However i haven't manage to implement dynamic client side validation(required true/false). have a go and let me know if you improve it. It's based on the chenillekit datepicker component.
the java file without package: import java.util.ArrayList; import java.util.Calendar; import java.util.Date; import java.util.List; import java.util.Locale; import org.apache.tapestry5.Binding; import org.apache.tapestry5.BindingConstants; import org.apache.tapestry5.ComponentResources; import org.apache.tapestry5.FieldValidationSupport; import org.apache.tapestry5.FieldValidator; import org.apache.tapestry5.MarkupWriter; import org.apache.tapestry5.OptionModel; import org.apache.tapestry5.SelectModel; import org.apache.tapestry5.ValidationException; import org.apache.tapestry5.ValidationTracker; import org.apache.tapestry5.annotations.Environmental; import org.apache.tapestry5.annotations.Parameter; import org.apache.tapestry5.annotations.Property; import org.apache.tapestry5.corelib.base.AbstractField; import org.apache.tapestry5.internal.OptionModelImpl; import org.apache.tapestry5.internal.SelectModelImpl; import org.apache.tapestry5.ioc.Messages; import org.apache.tapestry5.ioc.annotations.Inject; import org.apache.tapestry5.services.ComponentDefaultProvider; import org.apache.tapestry5.services.Request; /** * @author mailto:shomb...@depot120.dpd.de S.Homburg * @version $Id: DateSelector.java 471 2009-05-09 09:28:38Z homburgs $ */ //@Import(library = { // "context:js/datepick.js"}) public class DateSelector extends AbstractField { @Parameter(required = true, defaultPrefix = BindingConstants.PROP,autoconnect = true) private Date value; @SuppressWarnings("unused") @Parameter(defaultPrefix = BindingConstants.PROP, value = "false") private boolean longMonth; /** * The object that will perform input validation (which occurs after translation). The validate binding prefix is * generally used to provide this object in a declarative fashion. */ @Parameter(defaultPrefix = BindingConstants.VALIDATE) private FieldValidator validate; @Inject private Locale locale; @Inject private ComponentDefaultProvider defaultProvider; @Inject private ComponentResources resources; @Inject private Request request; @Inject private Messages messages; @Property private Integer day; @Property private Integer month; @Property private Integer year; @Environmental private ValidationTracker validationTracker; @Inject private FieldValidationSupport fieldValidationSupport; private Calendar calendar = Calendar.getInstance(locale); /** * Computes a default value for the "validate" parameter using {@link org.apache.tapestry5.services.FieldValidatorDefaultSource}. */ final Binding defaultValidate() { return defaultProvider.defaultValidatorBinding("value", resources); } /** * Tapestry render phase method. * Initialize temporary instance variables here. */ void setupRender() { if (value != null){ calendar.setTime(value); day=calendar.get(Calendar.DAY_OF_MONTH); month=calendar.get(Calendar.MONTH); year=calendar.get(Calendar.YEAR); } } /** * Tapestry render phase method. * Start a tag here, end it in afterRender */ void beginRender(MarkupWriter writer) { } /** * Tapestry render phase method. End a tag here. */ void afterRender(MarkupWriter writer) { } /** * Method implemented by subclasses to actually do the work of processing the submission of the form. The element's * elementName property will already have been set. This method is only invoked if the field is <strong>not {@link * #isDisabled() disabled}</strong>. * * @param elementName the name of the element (used to find the correct parameter in the request) */ @Override protected void processSubmission(String elementName) { Date translated = null; try { day = Integer.parseInt(request.getParameter("days")); month = Integer.parseInt(request.getParameter("months")); year = Integer.parseInt(request.getParameter("years")); calendar.set(year, month, day); calendar.setLenient(false); translated = calendar.getTime(); fieldValidationSupport.validate(translated, resources, validate); } catch(NumberFormatException ex){ value=null; if(validate.isRequired() && value == null){ validationTracker.recordError(this, messages.get("date-not-null")); } } catch (IllegalArgumentException ex) { if (ex.getMessage().equals("MONTH")){ validationTracker.recordError(this, messages.get("incorrect-date")); } value=null; if(validate.isRequired() && value == null){ validationTracker.recordError(this, messages.get("date-not-null")); } } catch (ValidationException ex) { // if(ex.getMessage().contains("")) validationTracker.recordError(this, ex.getLocalizedMessage()); value=null; } value = translated; } @Override public boolean isRequired() { return validate.isRequired(); } public FieldValidator getValidate(){ return validate; } public SelectModel getdayModel(){ List<OptionModel> optionModels = new ArrayList<OptionModel>(); SelectModel res = new SelectModelImpl(null, optionModels); for (int day = 1; day < 32; day++) { OptionModel temp = new OptionModelImpl(new Integer(day).toString(),day); optionModels.add(temp); } return res; } public SelectModel getMonthModel(){ List<OptionModel> optionModels = new ArrayList<OptionModel>(); SelectModel res = new SelectModelImpl(null, optionModels); for (int month = 0; month < 12; month++) { OptionModel temp = new OptionModelImpl(new Integer(month+1).toString(),month); optionModels.add(temp); } return res; } public SelectModel getYearModel(){ List<OptionModel> optionModels = new ArrayList<OptionModel>(); SelectModel res = new SelectModelImpl(null, optionModels); for (int year = Calendar.getInstance().get(Calendar.YEAR)-18; year >= Calendar.getInstance().get(Calendar.YEAR)-100; year--) { OptionModel temp = new OptionModelImpl(new Integer(year).toString(),year); optionModels.add(temp); } return res; } public String getId(){ return super.getClientId(); } } and the tml file is <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"; xmlns:t="http://tapestry.apache.org/schema/tapestry_5_1_0.xsd"; xmlns:p="tapestry:parameter"> <t:select t:id="days" model="dayModel" value="day" blankOption="ALWAYS" blankLabel="Day" validate="required" /> <t:select t:id="months" model="monthModel" value="month" blankOption="ALWAYS" blankLabel="Month" validate="required" /> <t:select t:id="years" model="yearModel" value="year" blankOption="ALWAYS" blankLabel="Year" validate="required" /> </html> properties as well incorrect-date=Invalid date. Please fill in all the input fields correctly for the date. date-not-null=Date is required. Good Luck ----- Do not confuse motion for action. -- View this message in context: http://tapestry.1045711.n5.nabble.com/Date-Field-with-day-month-year-and-datepicker-component-tp4618810p4630542.html Sent from the Tapestry - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tapestry.apache.org For additional commands, e-mail: users-h...@tapestry.apache.org
