/*
* Copyright 2010 Traction Software, Inc.
*
* Licensed 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.tractionsoftware.gwt.user.client.ui.impl;
import java.util.Date;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.event.shared.GwtEvent;
import com.google.gwt.event.shared.HandlerManager;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.user.datepicker.client.DateBox;
import com.tractionsoftware.gwt.user.client.ui.UTCDateBox;
import com.tractionsoftware.gwt.user.client.util.DomUtils;
/**
* HTML4 implementation of UTCDateBox.
*
* <h3>Code Source</h3>
*
* <p>
* This is external code that was copied into the CedarCommon codebase under
* the terms of its license.
* </p>
*
* <blockquote>
* <table border="1" cellpadding="5" cellspacing="0">
* <tbody>
* <tr>
* <td><i>Source:</i></td>
* <td><a href="http://tractionsoftware.github.io/gwt-traction/">Traction Software</a></td>
* </tr>
* <tr>
* <td><i>Date:</i></td>
* <td>July, 2014</td>
* </tr>
* <tr>
* <td><i>Reason:</i></td>
* <td>The official Traction-supplied jar in Maven only supports Java 1.7+, but CedarCommon supports Java 1.6+.</td>
* </tr>
* </tbody>
* </table>
* </blockquote>
*
* @author Andy @ Traction Software
*/
public class UTCDateBoxImplHtml4 extends UTCDateBoxImplShared {
private HandlerManager handlerManager;
private DateBox datebox;
public UTCDateBoxImplHtml4() {
handlerManager = new HandlerManager(this);
datebox = new DateBox();
datebox.addValueChangeHandler(new ValueChangeHandler<Date>() {
@Override
public void onValueChange(ValueChangeEvent<Date> event) {
// pass this event onto our handlers after converting
// the value
fireValueChangeEvent(UTCDateBox.date2utc(event.getValue()));
}
});
}
@Override
public Widget asWidget() {
return datebox;
}
@Override
public Long getValue() {
return UTCDateBox.date2utc(datebox.getValue());
}
@Override
public void setValue(Long value, boolean fireEvents) {
datebox.setValue(UTCDateBox.utc2date(value), fireEvents);
}
@Override
public String getText() {
return datebox.getTextBox().getValue();
}
@Override
public void setText(String text) {
String oldValue = getText();
datebox.getTextBox().setValue(text, true);
if (oldValue == null || !oldValue.equals(text)) {
ValueChangeEvent.fire(this, getValue());
}
}
@Override
public boolean isEnabled() {
return DomUtils.isEnabled(datebox.getTextBox().getElement());
}
@Override
public void setEnabled(boolean enabled) {
DomUtils.setEnabled(datebox.getTextBox().getElement(), enabled);
}
@Override
public HandlerRegistration addValueChangeHandler(ValueChangeHandler<Long> handler) {
return handlerManager.addHandler(ValueChangeEvent.getType(), handler);
}
@Override
public void fireEvent(GwtEvent<?> event) {
handlerManager.fireEvent(event);
}
public void fireValueChangeEvent(long value) {
ValueChangeEvent.fire(this, new Long(value));
}
// ----------------------------------------------------------------------
@Override
public void setDateFormat(DateTimeFormat dateFormat) {
datebox.setFormat(new DateBox.DefaultFormat(dateFormat));
}
@Override
public void setVisibleLength(int length) {
datebox.getTextBox().setVisibleLength(length);
}
@Override
public void setTabIndex(int tabIndex) {
datebox.getTextBox().setTabIndex(tabIndex);
}
@Override
public DateBox getDateBox() {
return datebox;
}
}