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index.zulzul<zk xmlns:h="native">
<window closable="true" sizable="true" width="50%" >
<hlayout width="100%" vflex="1" apply="yubaFeatherFCO.DatabaseComposer">
<div hflex="1" vflex="1" style="padding-left:10px">
<h:h2>Keikai</h:h2>
<!-- keep higher space for a filter popup -->
<spreadsheet id="ss" width="100%" height="400px"
showFormulabar="true" showContextMenu="false" showToolbar="false"
showSheetbar="false" maxVisibleRows="11" maxVisibleColumns="4"
src="/WEB-INF/books/tradeTemplate.xlsx"/>
<div style="margin: 10px 5px 10px 0px; text-align: right">
<button id="save" label="Save to Database" />
<button id="load" label="Load from Database" disabled="true"/>
</div>
</div>
<separator bar="true" width="10px" orient="vertical" vflex="1"/>
<div hflex="1" vflex="1" style="overflow:auto; padding: 0px 20px 0px 10px">
<h:h2>Database Table:</h:h2>
<grid id="tableGrid" style="margin-top: 41px;" width="100%">
<columns>
<column label="ID" width="40px"/>
<column label="Type" width="100px" />
<column label="Salesperson" width="100px"/>
<column label="Sales"/>
</columns>
<template name="model">
<row>
<label value="${each.id}" />
<label value="${each.type}" />
<label value="${each.salesPerson}"/>
<label value="${each.sale}"/>
</row>
</template>
</grid>
</div>
</hlayout>
</window>
<script><![CDATA[
jq('.zstbtn-addCol').hide();
jq('.zstbtn-addRow').hide();
]]></script>
</zk>
TestComposer.javajavaimport org.zkoss.zk.ui.*;
import org.zkoss.zk.ui.event.*;
import org.zkoss.zk.ui.util.*;
import org.zkoss.zk.ui.ext.*;
import org.zkoss.zk.au.*;
import org.zkoss.zk.au.out.*;
import org.zkoss.zul.*;
public class TestComposer extends SelectorComposer<Component> {
private MyDataService dataService = new MyDataService();
@Wire
private Spreadsheet ss;
@Wire
private Grid tableGrid;
@Wire("#load")
private Button loadButton;
// store those Trade modified by a user. key is trade ID
private Map<Integer, Trade> modifiedTrades;
//column index
public static int ID = 0;
public static int TYPE = 1;
public static int SALESPERSON = 2;
public static int SALES = 3;
@Override
public void doAfterCompose(Component comp) throws Exception {
super.doAfterCompose(comp);
reload();
Clients.showNotification("the data is loaded from the db");
}
private void load(Trade trade, int row) {
Sheet sheet = ss.getSelectedSheet();
Ranges.range(sheet, row, ID).setCellValue(trade.getId());
Ranges.range(sheet, row, TYPE).setCellValue(trade.getType());
Ranges.range(sheet, row, SALESPERSON).setCellValue(trade.getSalesPerson());
Ranges.range(sheet, row, SALES).setCellValue(trade.getSale());
}
/**
* extract data in cells into a {@link Trade}
* @param row
*/
private Trade extract(int row ){
Sheet sheet = ss.getSelectedSheet();
Trade trade = new Trade(extractInt(Ranges.range(sheet, row, ID)));
trade.setType(Ranges.range(sheet, row, TYPE).getCellEditText());
trade.setSalesPerson(Ranges.range(sheet, row, SALESPERSON).getCellEditText());
trade.setSale(extractInt(Ranges.range(sheet, row, SALES)));
return trade;
}
private int extractInt(Range cell){
CellData cellData = cell.getCellData();
return cellData.getDoubleValue() == null ? 0 : cellData.getDoubleValue().intValue();
}
@Listen("onCellClick = #ss")
public void onCellClick(CellMouseEvent event){
StringBuilder info = new StringBuilder();
info.append("Click on cell ")
.append(Ranges.getCellRefString(event.getRow(),event.getColumn()));
//show event information...
}
@Listen("onCellRightClick = #ss")
public void onCellRightClick(CellMouseEvent event){
//show event information...
System.out.println("Right clicked on cell.");
}
@Listen("onCellDoubleClick = #ss")
public void onCellDoubleClick(CellMouseEvent event){
//show event information...
System.out.println("Double clicked on cell.");
}
@Listen("onClick = #load")
public void load(){
reload();
modifiedTrades.clear();
}
@Listen("onClick = #save")
public void save(){
dataService.save(modifiedTrades);
tableGrid.setModel(new ListModelList<Trade>(dataService.queryAll().values()));
loadButton.setDisabled(false);
}
/**
* When onStopEditing fired, the cell value in the book model is still not updated. So we don't extract cell data into a Trade here.
* @param event
*/
@Listen("onStopEditing = #ss")
public void update(StopEditingEvent event){
//validate input with Excel validation
Events.postEvent("onAfterEditing", ss, event.getRow());
}
@Listen("onAfterEditing = #ss")
public void update(Event event){
Integer row = (Integer)event.getData();
//the header row is locked
Trade trade = extract(row);
modifiedTrades.put(trade.getId(), trade);
loadButton.setDisabled(false);
}
/**
* load data to the sheet
*/
public void reload(){
ss.setSrc(null);
ss.setSrc("/WEB-INF/books/tradeTemplate.xlsx");
int row = 1;
modifiedTrades = dataService.queryAll();
for (Map.Entry<Integer, Trade> entry : modifiedTrades.entrySet()){
load(entry.getValue(), row);
row++;
}
ss.setMaxVisibleRows(modifiedTrades.size()+1);
tableGrid.setModel(new ListModelList<Trade>(modifiedTrades.values()));
applyAccessPolicy();
loadButton.setDisabled(true);
}
private void applyAccessPolicy() {
ss.disableUserAction(AuxAction.PROTECT_SHEET, true);
ss.disableUserAction(AuxAction.ADD_SHEET, true);
ss.disableUserAction(AuxAction.DELETE_SHEET, true);
ss.disableUserAction(AuxAction.HIDE_SHEET, true);
ss.disableUserAction(AuxAction.COPY_SHEET, true);
//Ranges.range(ss.getSelectedSheet()).protectSheet("", true, true, false, false, false, false, false, false, false, true, false, true, false, false, false);
Ranges.range(ss.getSelectedSheet()).protectSheet("",
true, //allowSelectingLockedCells
true, //allowSelectingUnlockedCells,
false, //allowFormattingCells
false, //allowFormattingColumns
false, //allowFormattingRows
false, //allowInsertColumns
false, //allowInsertRows
false, //allowInsertingHyperlinks
false, //allowDeletingColumns
false, //boolean allowDeletingRows
false, //allowSorting
false, //allowFiltering
false, //allowUsingPivotTables
false, //drawingObjects
false //boolean scenarios
);
}
}MyDataService.javajavapackage yubaFeatherFCODAO;
import java.util.*;
/**
* A class that simulates accessing a table of a database.
* @author hawk
*
*/
public class MyDataService {
private TreeMap<Integer, Trade> tradeTable = new TreeMap<Integer, Trade>();
private int sequence = 0;
public MyDataService(){
save(new Trade("Beverages", "Suyama", 5122));
save(new Trade("Meat", "Davolio", 450));
save(new Trade("Produce", "Buchanan", 6328));
save(new Trade("Tools", "Suyama", 230));
save(new Trade("Vegetables", "John", 947));
}
public void save(Map<Integer, Trade> changedMap){
for(Map.Entry<Integer, Trade> entry: changedMap.entrySet()) {
Trade changedTrade = entry.getValue();
tradeTable.put(changedTrade.getId(), changedTrade); //simplified logic, update without comparing
}
}
public void save(Trade trade){
if (trade.getId()==null){
trade.setId(nextId());
}
tradeTable.put(trade.getId(), trade);
}
public Map<Integer, Trade> queryAll(){
TreeMap<Integer, Trade> result = new TreeMap<Integer, Trade>();
for (Map.Entry<Integer, Trade> entry : tradeTable.entrySet()){
result.put(entry.getKey(), new Trade(entry.getValue()));
}
return result;
}
private Integer nextId(){
return sequence++;
}
}