/**
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and/or its affiliates, and individual
* contributors by the @authors tag. See the copyright.txt in the
* distribution for a full listing of individual contributors.
*
* 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 org.jboss.errai.demo.jpa.client.local;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.HTMLTable.CellFormatter;
import com.google.gwt.user.client.ui.PushButton;
import com.google.gwt.user.datepicker.client.CalendarModel;
import com.google.gwt.user.datepicker.client.MonthSelector;
/**
* A simple {@link MonthSelector} used for the default date picker. Not extensible as we wish to evolve it freely over time.
* <p>
* Taken from the GWT discussion group: https://groups.google.com/group
* /google-web-toolkit/browse_thread/thread/5feaef678ae7cb8a/446322e1fc6bc956
*
* @author Danny Goovaerts
*/
class MonthAndYearSelector extends MonthSelector {
private static String BASE_NAME = "datePicker";
private PushButton backwards;
private PushButton forwards;
private PushButton backwardsYear;
private PushButton forwardsYear;
private Grid grid;
private int previousYearColumn = 0;
private int previousMonthColumn = 1;
private int monthColumn = 2;
private int nextMonthColumn = 3;
private int nextYearColumn = 4;
private CalendarModel model;
private DatePickerWithYearSelector picker;
public void setModel(CalendarModel model) {
this.model = model;
}
public void setPicker(DatePickerWithYearSelector picker) {
this.picker = picker;
}
@Override
protected void refresh() {
String formattedMonth = getModel().formatCurrentMonth();
grid.setText(0, monthColumn, formattedMonth);
}
@Override
protected void setup() {
// Set up backwards.
backwards = new PushButton();
backwards.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
addMonths(-1);
}
});
backwards.getUpFace().setHTML("‹");
backwards.setStyleName(BASE_NAME + "PreviousButton");
forwards = new PushButton();
forwards.getUpFace().setHTML("›");
forwards.setStyleName(BASE_NAME + "NextButton");
forwards.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
addMonths(+1);
}
});
// Set up backwards year
backwardsYear = new PushButton();
backwardsYear.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
addMonths(-12);
}
});
backwardsYear.getUpFace().setHTML("«");
backwardsYear.setStyleName(BASE_NAME + "PreviousButton");
forwardsYear = new PushButton();
forwardsYear.getUpFace().setHTML("»");
forwardsYear.setStyleName(BASE_NAME + "NextButton");
forwardsYear.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
addMonths(+12);
}
});
// Set up grid.
grid = new Grid(1, 5);
grid.setWidget(0, previousYearColumn, backwardsYear);
grid.setWidget(0, previousMonthColumn, backwards);
grid.setWidget(0, nextMonthColumn, forwards);
grid.setWidget(0, nextYearColumn, forwardsYear);
CellFormatter formatter = grid.getCellFormatter();
formatter.setStyleName(0, monthColumn, BASE_NAME + "Month");
formatter.setWidth(0, previousYearColumn, "1");
formatter.setWidth(0, previousMonthColumn, "1");
formatter.setWidth(0, monthColumn, "100%");
formatter.setWidth(0, nextMonthColumn, "1");
formatter.setWidth(0, nextYearColumn, "1");
grid.setStyleName(BASE_NAME + "MonthSelector");
initWidget(grid);
}
@Override
public void addMonths(int numMonths) {
model.shiftCurrentMonth(numMonths);
picker.refreshComponents();
}
}