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index.zulzul<?taglib uri="http://www.zkoss.org/dsp/web/core" prefix="c" ?>
<zk>
<style src="/widgets/grid/spreadsheet_functionalities/style.css" />
<div apply="demo.grid.spreadsheet_functionalities.Controller">
<grid sclass="grid-spreadsheet" height="350px" width="817px"
model="${$composer.months}">
<frozen style="background: #DFDED8" columns="3">
<div style="padding: 0 10px;" />
</frozen>
<columns>
<column sclass="header" label="Year" width="80px" />
<column sclass="header" label="Season" width="80px" />
<column sclass="header last" label="Month" width="80px" />
<column style="text-align:right;" width="80px"
forEach="${$composer.days}"
label="${forEachStatus.index + 1}" />
</columns>
<template name="model">
<row>
<cell sclass="years" rowspan="12"
if="${each.firstMonthOfTheYear}">
<label value="${each.quarter.year.name}" />
</cell>
<cell sclass="season" rowspan="3"
if="${each.firstMonthOfTheQuarter}">
<label value="${each.quarter.name}" />
</cell>
<cell sclass="month last">
<label value="${each.name}" />
</cell>
<intbox forEach="${$composer.days}"
format="#,###" constraint="no empty" width="55px"
inplace="true"
value="${each.days[forEachStatus.index] }"
style="${each.days[forEachStatus.index] lt 0 ? 'color:red;text-align:right' : 'color:#373842;text-align:right'}"
if="${each.numberOfDays gt forEachStatus.index}" />
</row>
</template>
</grid>
</div>
</zk>Controller.javajavaimport org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.select.SelectorComposer;
import org.zkoss.zul.ListModel;
import org.zkoss.zul.ListModelList;
public class Controller extends SelectorComposer<Component> {
private static final long serialVersionUID = 1L;
private final SpreadsheetData sdm = new SpreadsheetData();
public ListModel<Month> getMonths() {
return new ListModelList<Month>(sdm.getMonths(), true);
}
public String[] getDays() {
return new String[31];
}
}SpreadsheetData.javajavaimport java.util.ArrayList;
import java.util.List;
public class SpreadsheetData {
private final List<Year> years = new ArrayList<Year>();
public SpreadsheetData(){
years.add(new Year(2011));
}
public List<Year> getYears() {
return years;
}
public List<Month> getMonths() {
List<Month> allMonths = new ArrayList<Month>();
for(Year yr : getYears()) {
for(Quarter q : yr.getQuarters()) {
allMonths.addAll(q.getMonths());
}
}
return allMonths;
}
}Year.javajavaimport java.util.ArrayList;
import java.util.List;
public class Year {
private final List<Quarter> quarters = new ArrayList<Quarter>();
private final int year;
private final String name;
public Year(int year) {
this.year = year;
name = Integer.toString(year);
quarters.add(new Quarter(Year.this, 1));
quarters.add(new Quarter(Year.this, 2));
quarters.add(new Quarter(Year.this, 3));
quarters.add(new Quarter(Year.this, 4));
}
public List<Quarter> getQuarters() {
return quarters;
}
public String getName() {
return name;
}
}Quarter.javajavaimport java.util.ArrayList;
import java.util.List;
public class Quarter {
private final String name;
private final List<Month> months = new ArrayList<Month>();
private final Year year;
public Quarter(Year year, int quarter) {
this.year = year;
name = String.format("Q%d", quarter);
int start = (quarter - 1) * 3;
for(int i=start; i< start+3; i++) {
months.add(new Month(this, i));
}
}
public String getName() {
return name;
}
public Year getYear() {
return year;
}
public List<Month> getMonths() {
return months;
}
}Month.javajavaimport java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Random;
public class Month {
private static final SimpleDateFormat sdf = new SimpleDateFormat("MMM");
private static final Random random = new Random(System.currentTimeMillis());
private final String name;
private final Calendar calendar;
private final String monthlyData[];
private final Quarter quarter;
public Month(Quarter quarter, int month) {
this.quarter = quarter;
calendar = Calendar.getInstance();
calendar.set(Calendar.MONTH, month);
name = sdf.format(calendar.getTime());
monthlyData = new String[getNumberOfDays()];
for(int i=0; i<monthlyData.length; i++) {
int data = random.nextInt(10) == 5 ? 0 - random.nextInt(65536) : random.nextInt(65536);
monthlyData[i] = Integer.toString(data);
}
}
public int getNumberOfDays() {
return calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
}
public String getName() {
return name;
}
public String[] getDays() {
return monthlyData;
}
public Quarter getQuarter() {
return this.quarter;
}
public boolean isFirstMonthOfTheQuarter() {
return (calendar.get(Calendar.MONTH) % 3) == 0;
}
public boolean isFirstMonthOfTheYear() {
return calendar.get(Calendar.MONTH) == Calendar.JANUARY;
}
}