GridLayer gridLayer = new GridLayer(bodyLayerStack, sortHeaderLayer,
rowHeaderLayer, cornerLayer, false);
// set the group by header on top of the grid
CompositeLayer compositeGridLayer = new CompositeLayer(1, 2);
final GroupByHeaderLayer groupByHeaderLayer = new GroupByHeaderLayer(
bodyLayerStack.getGroupByModel(), gridLayer,
columnHeaderDataProvider);
compositeGridLayer.setChildLayer(GroupByHeaderLayer.GROUP_BY_REGION,
groupByHeaderLayer, 0, 0);
compositeGridLayer.setChildLayer("Grid", gridLayer, 0, 1);
// turn the auto configuration off as we want to add our header menu
// configuration
final NatTable natTable = new NatTable(container, compositeGridLayer,
false);
// as the autoconfiguration of the NatTable is turned off, we have to
// add the
// DefaultNatTableStyleConfiguration and the ConfigRegistry manually
natTable.setConfigRegistry(configRegistry);
natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
// add some additional styling
natTable.addConfiguration(new AbstractRegistryConfiguration() {
@Override
public void configureRegistry(IConfigRegistry configRegistry) {
configRegistry.registerConfigAttribute(
CellConfigAttributes.CELL_PAINTER,
new CheckBoxPainter(), DisplayMode.NORMAL,
ColumnLabelAccumulator.COLUMN_LABEL_PREFIX + 4);
IStyle style = new Style();
style.setAttributeValue(
CellStyleAttributes.HORIZONTAL_ALIGNMENT,
HorizontalAlignmentEnum.RIGHT);
configRegistry.registerConfigAttribute(
CellConfigAttributes.CELL_STYLE, style,
DisplayMode.NORMAL,
ColumnLabelAccumulator.COLUMN_LABEL_PREFIX + 2);
configRegistry.registerConfigAttribute(
CellConfigAttributes.CELL_STYLE, style,
DisplayMode.NORMAL,
ColumnLabelAccumulator.COLUMN_LABEL_PREFIX + 3);
configRegistry.registerConfigAttribute(
CellConfigAttributes.DISPLAY_CONVERTER,
new DefaultDoubleDisplayConverter(),
DisplayMode.NORMAL,
ColumnLabelAccumulator.COLUMN_LABEL_PREFIX + 3);
// the main styling of the summary row cell in the row header is
// done via
// summary row default style, but we need to override the
// alignment
style = new Style();
style.setAttributeValue(
CellStyleAttributes.HORIZONTAL_ALIGNMENT,
HorizontalAlignmentEnum.CENTER);
configRegistry.registerConfigAttribute(
CellConfigAttributes.CELL_STYLE, style,
DisplayMode.NORMAL, ROW_HEADER_SUMMARY_ROW);
configRegistry.registerConfigAttribute(
CellConfigAttributes.CELL_STYLE, style,
DisplayMode.SELECT, ROW_HEADER_SUMMARY_ROW);
}
});
// add sorting configuration
natTable.addConfiguration(new SingleClickSortConfiguration());
this.sumMoneyGroupBySummaryProvider = new SummationGroupBySummaryProvider<ExtendedPersonWithAddress>(
columnPropertyAccessor);
this.avgMoneyGroupBySummaryProvider = new AverageMoneyGroupBySummaryProvider();
// create a new IDataProvider that operates on the basic underlying list
// this is necessary because the IDataProvider in the body layer stack
// is operating
// on the TreeList, and on collapsing a node, the children will be not
// visible, which
// has effect on the summary value.
final IDataProvider summaryDataProvider = new ListDataProvider<ExtendedPersonWithAddress>(
persons, columnPropertyAccessor);
this.sumMoneySummaryProvider = new SummationSummaryProvider(
summaryDataProvider, false);
this.avgMoneySummaryProvider = new AverageMoneySummaryProvider(
summaryDataProvider);
// add group by summary configuration
natTable.addConfiguration(new AbstractRegistryConfiguration() {
@Override
public void configureRegistry(IConfigRegistry configRegistry) {
// GroupBy summary configuration
configRegistry.registerConfigAttribute(
GroupByConfigAttributes.GROUP_BY_SUMMARY_PROVIDER,
_809_GroupBySummarySummaryRowExample.this.sumMoneyGroupBySummaryProvider, DisplayMode.NORMAL,
GroupByDataLayer.GROUP_BY_COLUMN_PREFIX + 3);
configRegistry.registerConfigAttribute(
GroupByConfigAttributes.GROUP_BY_SUMMARY_PROVIDER,
new AverageAgeGroupBySummaryProvider(),
DisplayMode.NORMAL,
GroupByDataLayer.GROUP_BY_COLUMN_PREFIX + 2);
configRegistry.registerConfigAttribute(
GroupByConfigAttributes.GROUP_BY_CHILD_COUNT_PATTERN,
"[{0}] - ({1})");
// set a custom display converter to the money groupby column
// that transforms the values correctly localized
configRegistry.registerConfigAttribute(
CellConfigAttributes.DISPLAY_CONVERTER,
new SummaryDisplayConverter(
new DefaultDoubleDisplayConverter()),
DisplayMode.NORMAL,
GroupByDataLayer.GROUP_BY_SUMMARY_COLUMN_PREFIX + 3);
// SummaryRow configuration
configRegistry
.registerConfigAttribute(
SummaryRowConfigAttributes.SUMMARY_PROVIDER,
_809_GroupBySummarySummaryRowExample.this.sumMoneySummaryProvider,
DisplayMode.NORMAL,
SummaryRowLayer.DEFAULT_SUMMARY_COLUMN_CONFIG_LABEL_PREFIX + 3);
configRegistry
.registerConfigAttribute(
SummaryRowConfigAttributes.SUMMARY_PROVIDER,
new AverageAgeSummaryProvider(
summaryDataProvider),
DisplayMode.NORMAL,
SummaryRowLayer.DEFAULT_SUMMARY_COLUMN_CONFIG_LABEL_PREFIX + 2);
configRegistry
.registerConfigAttribute(
CellConfigAttributes.DISPLAY_CONVERTER,
new SummaryDisplayConverter(
new DefaultDoubleDisplayConverter()),
DisplayMode.NORMAL,
SummaryRowLayer.DEFAULT_SUMMARY_COLUMN_CONFIG_LABEL_PREFIX + 3);
}
});
// add group by header configuration
natTable.addConfiguration(new GroupByHeaderMenuConfiguration(natTable,
groupByHeaderLayer));
natTable.addConfiguration(new AbstractHeaderMenuConfiguration(natTable) {
@Override
protected PopupMenuBuilder createColumnHeaderMenu(NatTable natTable) {
return super.createColumnHeaderMenu(natTable)
.withHideColumnMenuItem().withShowAllColumnsMenuItem()
.withStateManagerMenuItemProvider();
}
@Override
protected PopupMenuBuilder createCornerMenu(NatTable natTable) {
return super.createCornerMenu(natTable)
.withShowAllColumnsMenuItem()
.withStateManagerMenuItemProvider();
}
});
// adds the key bindings that allow space bar to be pressed to
// expand/collapse tree nodes
natTable.addConfiguration(new TreeLayerExpandCollapseKeyBindings(bodyLayerStack.getTreeLayer(), bodyLayerStack.getSelectionLayer()));
natTable.addConfiguration(new DebugMenuConfiguration(natTable));
natTable.configure();
// set the modern theme to visualize the summary better
final ThemeConfiguration defaultTheme = new DefaultNatTableThemeConfiguration();
defaultTheme.addThemeExtension(new DefaultGroupByThemeExtension());
final ThemeConfiguration modernTheme = new ModernNatTableThemeConfiguration();
modernTheme.addThemeExtension(new ModernGroupByThemeExtension());
final ThemeConfiguration darkTheme = new DarkNatTableThemeConfiguration();
darkTheme.addThemeExtension(new DarkGroupByThemeExtension());
natTable.setTheme(modernTheme);
// add a border on every side of the table
natTable.addOverlayPainter(new NatTableBorderOverlayPainter());
natTable.registerCommandHandler(new DisplayPersistenceDialogCommandHandler(
natTable));
GridDataFactory.fillDefaults().grab(true, true).applyTo(natTable);
Composite buttonPanel = new Composite(container, SWT.NONE);
buttonPanel.setLayout(new RowLayout());
GridDataFactory.fillDefaults().grab(true, false).applyTo(buttonPanel);
Button toggleHeaderButton = new Button(buttonPanel, SWT.PUSH);
toggleHeaderButton.setText("Toggle Group By Header");
toggleHeaderButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
groupByHeaderLayer.setVisible(!groupByHeaderLayer.isVisible());
}
});
Button collapseAllButton = new Button(buttonPanel, SWT.PUSH);
collapseAllButton.setText("Collapse All");