Пример #1
0
  @Override
  public Widget asWidget() {
    // reduce the padding on text element as we have widgets in the cells
    SafeStyles textStyles = SafeStylesUtils.fromTrustedString("padding: 1px 3px;");

    ColumnConfig<Plant, String> cc1 =
        new ColumnConfig<Plant, String>(properties.name(), 100, "Name");
    // IMPORTANT we want the text element (cell parent) to only be as wide as the cell and not fill
    // the cell
    cc1.setColumnTextClassName(CommonStyles.get().inlineBlock());
    cc1.setColumnTextStyle(textStyles);

    TextButtonCell button = new TextButtonCell();
    button.addSelectHandler(
        new SelectHandler() {

          @Override
          public void onSelect(SelectEvent event) {
            Context c = event.getContext();
            int row = c.getIndex();
            Plant p = store.get(row);
            Info.display("Event", "The " + p.getName() + " was clicked.");
          }
        });
    cc1.setCell(button);

    DateCell dateCell = new DateCell();
    dateCell.setPropertyEditor(
        new DateTimePropertyEditor(DateTimeFormat.getFormat(PredefinedFormat.DATE_SHORT)));

    ColumnConfig<Plant, Date> cc2 =
        new ColumnConfig<Plant, Date>(properties.available(), 100, "Date");
    cc2.setColumnTextStyle(textStyles);
    cc2.setCell(dateCell);

    List<ColumnConfig<Plant, ?>> l = new ArrayList<ColumnConfig<Plant, ?>>();
    l.add(cc1);
    l.add(cc2);
    ColumnModel<Plant> cm = new ColumnModel<Plant>(l);

    store = new ListStore<Plant>(properties.key());
    store.addAll(TestData.getPlants());

    Grid<Plant> grid = new Grid<Plant>(store, cm);
    grid.getView().setForceFit(true);

    ContentPanel cp = new ContentPanel();
    cp.setHeadingText("Cell Grid");
    cp.setWidget(grid);
    cp.setPixelSize(500, 400);
    cp.addStyleName("margin-10");
    return cp;
  }
  @Override
  public Widget asWidget() {
    if (panel == null) {
      final NumberFormat number = NumberFormat.getFormat("0.00");
      final String desc =
          "Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Sed metus nibh, sodales a, porta at, vulputate eget, dui. Pellentesque ut nisl. Maecenas tortor turpis, interdum non, sodales non, iaculis ac, lacus. Vestibulum auctor, tortor quis iaculis malesuada, libero lectus bibendum purus, sit amet tincidunt quam turpis vel lacus. In pellentesque nisl non sem. Suspendisse nunc sem, pretium eget, cursus a, fringilla vel, urna.<br/><br/>Aliquam commodo ullamcorper erat. Nullam vel justo in neque porttitor laoreet. Aenean lacus dui, consequat eu, adipiscing eget, nonummy non, nisi. Morbi nunc est, dignissim non, ornare sed, luctus eu, massa. Vivamus eget quam. Vivamus tincidunt diam nec urna. Curabitur velit.";

      RowExpander<Stock> expander =
          new RowExpander<Stock>(
              new AbstractCell<Stock>() {
                @Override
                public void render(Context context, Stock value, SafeHtmlBuilder sb) {
                  sb.appendHtmlConstant(
                      "<p style='margin: 5px 5px 10px'><b>Company:</b>" + value.getName() + "</p>");
                  sb.appendHtmlConstant("<p style='margin: 5px 5px 10px'><b>Summary:</b> " + desc);
                }
              });

      ColumnConfig<Stock, String> nameCol =
          new ColumnConfig<Stock, String>(props.name(), 200, "Company");
      ColumnConfig<Stock, String> symbolCol =
          new ColumnConfig<Stock, String>(props.symbol(), 100, "Symbol");
      ColumnConfig<Stock, Double> lastCol =
          new ColumnConfig<Stock, Double>(props.last(), 75, "Last");

      ColumnConfig<Stock, Double> changeCol =
          new ColumnConfig<Stock, Double>(props.change(), 100, "Change");
      changeCol.setCell(
          new AbstractCell<Double>() {

            @Override
            public void render(Context context, Double value, SafeHtmlBuilder sb) {
              String style = "style='color: " + (value < 0 ? "red" : "green") + "'";
              String v = number.format(value);
              sb.appendHtmlConstant(
                  "<span " + style + " qtitle='Change' qtip='" + v + "'>" + v + "</span>");
            }
          });

      ColumnConfig<Stock, Date> lastTransCol =
          new ColumnConfig<Stock, Date>(props.lastTrans(), 100, "Last Updated");
      lastTransCol.setCell(new DateCell(DateTimeFormat.getFormat("MM/dd/yyyy")));

      List<ColumnConfig<Stock, ?>> l = new ArrayList<ColumnConfig<Stock, ?>>();
      l.add(expander);
      l.add(nameCol);
      l.add(symbolCol);
      l.add(lastCol);
      l.add(changeCol);
      l.add(lastTransCol);
      ColumnModel<Stock> cm = new ColumnModel<Stock>(l);

      ListStore<Stock> store = new ListStore<Stock>(props.key());
      store.addAll(TestData.getStocks());

      panel = new ContentPanel();
      panel.setHeadingText("RowExpander Grid");
      panel.getHeader().setIcon(ExampleImages.INSTANCE.table());
      panel.setPixelSize(600, 320);
      panel.addStyleName("margin-10");

      final Grid<Stock> grid = new Grid<Stock>(store, cm);
      grid.getView().setAutoExpandColumn(nameCol);
      grid.setBorders(false);
      grid.getView().setStripeRows(true);
      grid.getView().setColumnLines(true);

      expander.initPlugin(grid);
      panel.setWidget(grid);
    }

    return panel;
  }