com.googlecode.wicket.jquery.ui.plugins.datepicker.RangeDatePickerTextField Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.googlecode.wicket.jquery.ui.plugins.datepicker;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.markup.html.form.FormComponentPanel;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.model.IModel;
import org.apache.wicket.util.convert.ConversionException;
import org.apache.wicket.util.convert.IConverter;
import org.apache.wicket.util.lang.Args;
import com.googlecode.wicket.jquery.core.JQueryAbstractBehavior;
import com.googlecode.wicket.jquery.core.Options;
import com.googlecode.wicket.jquery.core.event.IValueChangedListener;
import com.googlecode.wicket.jquery.core.utils.DateUtils;
/**
* Provides a {@link FormComponentPanel} based on a {@link TextField} and a {@link RangeDatePicker}
*
* @author Sebastien Briquet - sebfz1
*
*/
public class RangeDatePickerTextField extends FormComponentPanel implements IValueChangedListener
{
private static final long serialVersionUID = 1L;
private static final String SEPARATOR = " - ";
private final Options options;
private TextField input;
private RangeDatePicker datepicker;
/**
* Constructor
*
* @param id the markup id
*/
public RangeDatePickerTextField(String id)
{
this(id, new Options("calendars", 3));
}
/**
* Constructor
*
* @param id the markup id
* @param options the {@link Options}
*/
public RangeDatePickerTextField(String id, final Options options)
{
super(id);
this.options = Args.notNull(options, "options");
}
/**
* Constructor
*
* @param id the markup id
* @param model the {@link IModel}
*/
public RangeDatePickerTextField(String id, IModel model)
{
this(id, model, new Options("calendars", 3));
}
/**
* Constructor
*
* @param id the markup id
* @param model the {@link IModel}
* @param options the {@link Options}
*/
public RangeDatePickerTextField(String id, IModel model, final Options options)
{
super(id, model);
this.options = Args.notNull(options, "options");
}
// Methods //
@Override
protected void convertInput()
{
this.setConvertedInput(this.input.getConvertedInput());
}
// Properties //
/**
* Gets the separator to be displayed in the {@link TextField}, between the two dates.
*
* @return the text separator. Default to {@link #SEPARATOR}
*/
protected String getSeparator()
{
return SEPARATOR;
}
// Events //
@Override
protected void onInitialize()
{
super.onInitialize();
// TextField //
this.input = this.newTextField("text", this.getModel());
this.input.setOutputMarkupId(true);
this.input.add(this.newToggleBehavior());
this.add(this.input);
// DatePicker //
this.datepicker = new RangeDatePicker("datepicker", this.getModel(), this.options) {
private static final long serialVersionUID = 1L;
@Override
public void onValueChanged(AjaxRequestTarget target)
{
RangeDatePickerTextField.this.input.modelChanged();
RangeDatePickerTextField.this.onValueChanged(target);
target.add(RangeDatePickerTextField.this.input);
}
};
this.add(this.datepicker);
}
@Override
public void onValueChanged(AjaxRequestTarget target)
{
// noop
}
// Factories //
/**
* Gets a new {@link DateFormat} to be used by the {@link TextField}'s {@link IConverter}
*
* @param locale the {@link Locale}
* @return the {@link DateFormat}
*/
protected DateFormat newDateFormat(Locale locale)
{
DateFormat df = new SimpleDateFormat("dd MMM yyyy", locale);
df.setTimeZone(DateUtils.UTC);
return df;
}
/**
* Gets a new DateRange object
* Called by the converter to get a new {@link DateRange} object from the input text.
*
* @param start the start date
* @param end the end date
* @return a new {@code DateRange} object, starting at 0:00:00.000 and ending at 23:59:59.999 by default
*/
protected DateRange newDateRange(Date start, Date end)
{
return DateRange.of(start.getTime(), end.getTime());
}
/**
* Gets a new {@link TextField}.
*
* @param iModel
* @return the {@link TextField}
*/
private TextField newTextField(String id, IModel model)
{
return new TextField(id, model, DateRange.class) {
private static final long serialVersionUID = 1L;
@Override
public IConverter getConverter(Class type)
{
if (DateRange.class.isAssignableFrom(type))
{
return newConverter();
}
return super.getConverter(type);
}
};
}
@SuppressWarnings("unchecked")
protected IConverter newConverter()
{
return (IConverter) new IConverter() {
private static final long serialVersionUID = 1L;
@Override
public DateRange convertToObject(String value, Locale locale)
{
DateFormat df = RangeDatePickerTextField.this.newDateFormat(locale);
String[] dates = value.split(RangeDatePickerTextField.this.getSeparator());
try
{
return RangeDatePickerTextField.this.newDateRange(df.parse(dates[0]), df.parse(dates[1]));
}
catch (ParseException e)
{
throw new ConversionException(e.getMessage(), e);
}
catch (IndexOutOfBoundsException e)
{
throw new ConversionException(e.getMessage(), e);
}
}
@Override
public String convertToString(DateRange value, Locale locale)
{
DateFormat df = RangeDatePickerTextField.this.newDateFormat(locale);
return String.format("%s%s%s", df.format(value.getStart()), RangeDatePickerTextField.this.getSeparator(), df.format(value.getEnd()));
}
};
}
/**
* Gets a new {@link JQueryAbstractBehavior} to show the {@link RangeDatePicker} on {@link TextField}'s click event.
*
* @return the {@link JQueryAbstractBehavior}
*/
private JQueryAbstractBehavior newToggleBehavior()
{
return new JQueryAbstractBehavior() {
private static final long serialVersionUID = 1L;
@Override
protected String $()
{
StringBuilder statements = new StringBuilder();
statements.append("jQuery('#").append(input.getMarkupId()).append("').on('click', function() { ");
statements.append(" jQuery('#").append(datepicker.getMarkupId()).append("').DatePickerShow(); ");
statements.append("} );");
return statements.toString();
}
};
}
}
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