package com.smartgwt.sample.showcase.client.other;
import com.google.gwt.i18n.client.NumberFormat;
import com.smartgwt.client.core.DataClass;
import com.smartgwt.client.data.*;
import com.smartgwt.client.types.Alignment;
import com.smartgwt.client.types.FieldType;
import com.smartgwt.client.widgets.Canvas;
import com.smartgwt.client.widgets.DataBoundComponent;
import com.smartgwt.client.widgets.IButton;
import com.smartgwt.client.widgets.events.ClickEvent;
import com.smartgwt.client.widgets.events.ClickHandler;
import com.smartgwt.client.widgets.form.DynamicForm;
import com.smartgwt.client.widgets.grid.ListGrid;
import com.smartgwt.client.widgets.grid.ListGridRecord;
import com.smartgwt.client.widgets.grid.events.RecordClickEvent;
import com.smartgwt.client.widgets.grid.events.RecordClickHandler;
import com.smartgwt.client.widgets.layout.VLayout;
import com.smartgwt.sample.showcase.client.PanelFactory;
import com.smartgwt.sample.showcase.client.ShowcasePanel;
public class SimpleTypeParsingFormattingSample extends ShowcasePanel {
private static final String DESCRIPTION = "<p>This example demonstrates the use of a custom SimpleType to represent a currency. The CurrencyType has custom formatters " +
"and parsers and therefore allows display of currency symbols while the underlying data value is still numeric</p>";
public static class Factory implements PanelFactory {
private String id;
public Canvas create() {
SimpleTypeParsingFormattingSample panel = new SimpleTypeParsingFormattingSample();
id = panel.getID();
return panel;
}
public String getID() {
return id;
}
public String getDescription() {
return DESCRIPTION;
}
}
protected boolean isTopIntro() {
return true;
}
public Canvas getViewPanel() {
DataSource supplyItem = new DataSource();
DataSourceField itemID = new DataSourceField("itemID", FieldType.SEQUENCE);
itemID.setHidden(true);
itemID.setPrimaryKey(true);
DataSourceField itemName = new DataSourceField("itemName", FieldType.TEXT);
DataSourceField unitCost = new DataSourceField();
unitCost.setName("unitCost");
//set the type
unitCost.setType(new CurrencyType());
supplyItem.setFields(itemID, itemName, unitCost);
supplyItem.setClientOnly(true);
ListGridRecord[] sampleData = getSampleData();
supplyItem.setTestData(sampleData);
VLayout editLayout = new VLayout();
editLayout.setWidth100();
editLayout.setHeight100();
editLayout.setDefaultLayoutAlign(Alignment.CENTER);
editLayout.setMembersMargin(5);
final ListGrid supplyGrid = new ListGrid();
final DynamicForm supplyForm = new DynamicForm();
supplyGrid.setDataSource(supplyItem);
supplyGrid.setAutoFetchData(true);
supplyGrid.setCanEdit(true);
supplyGrid.setHeight(200);
supplyGrid.addRecordClickHandler(new RecordClickHandler() {
@Override
public void onRecordClick(RecordClickEvent event) {
supplyForm.editRecord(event.getRecord());
}
});
supplyForm.setDataSource(supplyItem);
IButton saveBtn = new IButton("Save");
saveBtn.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
supplyForm.saveData();
}
});
editLayout.setMembers(supplyGrid, supplyForm, saveBtn);
return editLayout;
}
public static class CurrencyType extends SimpleType {
public CurrencyType() {
super("currency", FieldType.INTEGER);
setNormalDisplayFormatter(new SimpleTypeFormatter() {
@Override
public String format(Object value, DataClass field,
DataBoundComponent component, Record record) {
if (value instanceof Float) {
NumberFormat fmt = NumberFormat.getFormat("$0.00 (US)");
return fmt.format(((Float) value).doubleValue());
}
return value == null ? "" : value.toString();
}
});
setShortDisplayFormatter(new SimpleTypeFormatter() {
@Override
public String format(Object value, DataClass field,
DataBoundComponent component, Record record) {
if (value instanceof Float) {
NumberFormat fmt = NumberFormat.getFormat("$0.00");
return fmt.format(((Float) value).doubleValue());
}
return value == null ? "" : value.toString();
}
});
setEditFormatter(new SimpleTypeFormatter() {
@Override
public String format(Object value, DataClass field,
DataBoundComponent component, Record record) {
if (value instanceof Float) {
NumberFormat fmt = NumberFormat.getFormat("0.00");
return fmt.format(((Float) value).doubleValue());
}
return value == null ? "" : value.toString();
}
});
setEditParser(new SimpleTypeParser() {
@Override
public Object parseInput(String value, DataClass field,
DataBoundComponent component, Record record) {
if (value == null) return null;
if (value.startsWith("$")) value = value.substring(1);
try {
Float floatVal = Float.parseFloat(value);
return floatVal;
} catch (Exception e) {
return value;
}
}
});
}
}
public static class SupplyItem extends ListGridRecord {
public SupplyItem(int itemID, String itemName, Float unitCost) {
setAttribute("itemID", itemID);
setAttribute("itemName", itemName);
setAttribute("unitCost", unitCost);
}
}
private ListGridRecord[] getSampleData() {
ListGridRecord[] testData = new ListGridRecord[6];
testData[0] = new SupplyItem(0, "Indices White Polypropylene A4 1-5", new Float(1.03));
testData[1] = new SupplyItem(1, "Paper Acid Free Tissue 400 x 660mm", new Float(20.73));
testData[2] = new SupplyItem(1, "Envelopes White 90 x 145mm", new Float(12.13));
testData[3] = new SupplyItem(1, "Vehicle and Expenses Book Wildon No.86", new Float(1.92));
testData[4] = new SupplyItem(1, "Document Holder A4 Multi Punched", new Float(3.07));
testData[5] = new SupplyItem(1, "File Spiral Spring F/c Buff Plain", new Float(1.58));
return testData;
}
public String getIntro() {
return DESCRIPTION;
}
}