Java Table.addValueChangeListener方法代碼示例

import com.vaadin.ui.Table; //導入方法依賴的package包/類
@Override
public void setSelectionMode(SelectionMode selectionMode) {
	ObjectUtils.argumentNotNull(selectionMode, "SelectionMode must be not null");
	if (this.selectionMode != selectionMode) {
		this.selectionMode = selectionMode;
		switch (getRenderingMode()) {
		case GRID: {
			final Grid grid = getGrid();
			grid.removeSelectionListener(this);
			switch (selectionMode) {
			case MULTI:
				grid.setSelectionMode(Grid.SelectionMode.MULTI);
				grid.addSelectionListener(this);
				break;
			case SINGLE:
				grid.setSelectionMode(Grid.SelectionMode.SINGLE);
				grid.addSelectionListener(this);
				break;
			case NONE:
			default:
				grid.setSelectionMode(Grid.SelectionMode.NONE);
				break;
			}
		}
			break;
		case TABLE: {
			final Table table = getTable();
			table.removeValueChangeListener(tableSelectionChangeListener);
			table.setValue(null);
			if (selectionMode != null && selectionMode != SelectionMode.NONE) {
				table.setSelectable(true);
				table.setMultiSelect(selectionMode == SelectionMode.MULTI);
				table.addValueChangeListener(tableSelectionChangeListener);
			} else {
				table.setSelectable(false);
			}
		}
			break;
		default:
			break;
		}
	}
}
 

import com.vaadin.ui.Table; //導入方法依賴的package包/類
private Table buildTable() {
    final Table table = new Table() {
        @Override
        protected String formatPropertyValue(final Object rowId,
                final Object colId, final Property<?> property) {
            String result = super.formatPropertyValue(rowId, colId,
                    property);
            if (colId.equals("time")) {
                result = DATEFORMAT.format(((Date) property.getValue()));
            } else if (colId.equals("price")) {
                if (property != null && property.getValue() != null) {
                    return "$" + DECIMALFORMAT.format(property.getValue());
                } else {
                    return "";
                }
            }
            return result;
        }
    };
    table.setSizeFull();
    table.addStyleName(ValoTheme.TABLE_BORDERLESS);
    table.addStyleName(ValoTheme.TABLE_NO_HORIZONTAL_LINES);
    table.addStyleName(ValoTheme.TABLE_COMPACT);
    table.setSelectable(true);

    table.setColumnCollapsingAllowed(true);
    table.setColumnCollapsible("time", false);
    table.setColumnCollapsible("price", false);

    table.setColumnReorderingAllowed(true);
    table.setContainerDataSource(new TempTransactionsContainer(DashboardUI
            .getDataProvider().getRecentTransactions(200)));
    table.setSortContainerPropertyId("time");
    table.setSortAscending(false);

    table.setColumnAlignment("seats", Align.RIGHT);
    table.setColumnAlignment("price", Align.RIGHT);

    table.setVisibleColumns("time", "country", "city", "theater", "room",
            "title", "seats", "price");
    table.setColumnHeaders("Time", "Country", "City", "Theater", "Room",
            "Title", "Seats", "Price");

    table.setFooterVisible(true);
    table.setColumnFooter("time", "Total");

    table.setColumnFooter(
            "price",
            "$"
                    + DECIMALFORMAT.format(DashboardUI.getDataProvider()
                            .getTotalSum()));

    // Allow dragging items to the reports menu
    table.setDragMode(TableDragMode.MULTIROW);
    table.setMultiSelect(true);

    table.addActionHandler(new TransactionsActionHandler());

    table.addValueChangeListener(new ValueChangeListener() {
        @Override
        public void valueChange(final ValueChangeEvent event) {
            if (table.getValue() instanceof Set) {
                Set<Object> val = (Set<Object>) table.getValue();
                createReport.setEnabled(val.size() > 0);
            }
        }
    });
    table.setImmediate(true);

    return table;
}