com.vaadin.ui.Grid类的使用及代码示例

x33g5p2x  于2022-01-20 转载在 其他  
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本文整理了Java中com.vaadin.ui.Grid类的一些代码示例，展示了Grid类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Grid类的具体详情如下：
包路径：com.vaadin.ui.Grid
类名称：Grid

Grid介绍

[英]A grid component for displaying tabular data.
[中]用于显示表格数据的网格组件。

代码示例

代码示例来源：origin: com.vaadin/vaadin-server

/**
 * Sets the columns and their order based on their column ids. Columns
 * currently in this grid that are not present in the list of column ids are
 * removed. This includes any column that has no id. Similarly, any new
 * column in columns will be added to this grid. New columns can only be
 * added for a <code>Grid</code> created using {@link Grid#Grid(Class)} or
 * {@link #withPropertySet(PropertySet)}.
 *
 *
 * @param columnIds
 *            the column ids to set
 *
 * @see Column#setId(String)
 */
public void setColumns(String... columnIds) {
  // Must extract to an explicitly typed variable because otherwise javac
  // cannot determine which overload of setColumnOrder to use
  Column<T, ?>[] newColumnOrder = Stream.of(columnIds)
      .map((Function<String, Column<T, ?>>) id -> {
        Column<T, ?> column = getColumn(id);
        if (column == null) {
          column = addColumn(id);
        }
        return column;
      }).toArray(Column[]::new);
  setColumnOrder(newColumnOrder);
  // The columns to remove are now at the end of the column list
  getColumns().stream().skip(columnIds.length)
      .forEach(this::removeColumn);
}

代码示例来源：origin: com.vaadin/vaadin-server

@Override
protected void doReadDesign(Element design, DesignContext context) {
  Attributes attrs = design.attributes();
  if (design.hasAttr(DECLARATIVE_DATA_ITEM_TYPE)) {
    String itemType = design.attr(DECLARATIVE_DATA_ITEM_TYPE);
    setBeanType(itemType);
  }
  if (attrs.hasKey("selection-mode")) {
    setSelectionMode(DesignAttributeHandler.readAttribute(
        "selection-mode", attrs, SelectionMode.class));
  }
  Attributes attr = design.attributes();
  if (attr.hasKey("selection-allowed")) {
    setReadOnly(DesignAttributeHandler
        .readAttribute("selection-allowed", attr, Boolean.class));
  }
  if (attrs.hasKey("rows")) {
    setHeightByRows(DesignAttributeHandler.readAttribute("rows", attrs,
        double.class));
  }
  readStructure(design, context);
  // Read frozen columns after columns are read.
  if (attrs.hasKey("frozen-columns")) {
    setFrozenColumnCount(DesignAttributeHandler
        .readAttribute("frozen-columns", attrs, int.class));
  }
}

代码示例来源：origin: com.vaadin/vaadin-server

/**
 * Creates a grid using a custom {@link PropertySet} implementation for
 * creating a default set of columns and for resolving property names with
 * {@link #addColumn(String)} and
 * {@link Column#setEditorComponent(HasValue)}.
 * <p>
 * This functionality is provided as static method instead of as a public
 * constructor in order to make it possible to use a custom property set
 * without creating a subclass while still leaving the public constructors
 * focused on the common use cases.
 *
 * @see Grid#Grid()
 * @see Grid#Grid(Class)
 *
 * @param propertySet
 *            the property set implementation to use, not <code>null</code>.
 * @return a new grid using the provided property set, not <code>null</code>
 */
public static <BEAN> Grid<BEAN> withPropertySet(
    PropertySet<BEAN> propertySet) {
  return new Grid<>(propertySet);
}

代码示例来源：origin: com.vaadin/vaadin-server

/**
 * Removes all columns from this Grid.
 *
 * @since 8.0.2
 */
public void removeAllColumns() {
  for (Column<T, ?> column : getColumns()) {
    removeColumn(column);
  }
}

代码示例来源：origin: com.vaadin/vaadin-server

ValueProvider<V, P> presentationProvider,
  AbstractRenderer<? super T, ? super P> renderer) {
String generatedIdentifier = getGeneratedIdentifier();
Column<T, V> column = createColumn(valueProvider, presentationProvider,
    renderer);
addColumn(generatedIdentifier, column);
return column;

代码示例来源：origin: eclipse/hawkbit

protected Grid createMetadataGrid() {
  final Grid metadataGrid = new Grid();
  metadataGrid.addStyleName(SPUIStyleDefinitions.METADATA_GRID);
  metadataGrid.setImmediate(true);
  metadataGrid.setHeight("100%");
  metadataGrid.setWidth("100%");
  metadataGrid.setId(UIComponentIdProvider.METDATA_TABLE_ID);
  metadataGrid.setSelectionMode(SelectionMode.SINGLE);
  metadataGrid.setColumnReorderingAllowed(true);
  metadataGrid.setContainerDataSource(getMetadataContainer());
  metadataGrid.getColumn(KEY).setHeaderCaption(i18n.getMessage("header.key"));
  metadataGrid.getColumn(VALUE).setHeaderCaption(i18n.getMessage("header.value"));
  metadataGrid.getColumn(VALUE).setHidden(true);
  metadataGrid.addSelectionListener(this::onRowClick);
  metadataGrid.getColumn(DELETE_BUTTON).setHeaderCaption("");
  metadataGrid.getColumn(DELETE_BUTTON).setRenderer(new HtmlButtonRenderer(this::onDelete));
  metadataGrid.getColumn(DELETE_BUTTON).setWidth(50);
  metadataGrid.getColumn(KEY).setExpandRatio(1);
  return metadataGrid;
}

代码示例来源：origin: jreznot/electron-java-app

tasksGrid.select(task);
});
removeButton.setEnabled(false);
removeButton.addClickListener(event -> {
  Set<Task> selectedItems = tasksGrid.getSelectedItems();
  tasks.removeAll(selectedItems);
  dataProvider.refreshAll();
    tasksGrid.select(iterator.next());
tasksGrid = new Grid<>(Task.class);
tasksGrid.setDataProvider(dataProvider);
tasksGrid.setSizeFull();
tasksGrid.getEditor().setEnabled(true);
tasksGrid.setSelectionMode(Grid.SelectionMode.SINGLE);
Grid.Column<Task, Boolean> doneColumn = (Grid.Column<Task, Boolean>) tasksGrid.getColumn("done");
doneColumn.setEditorComponent(new CheckBox());
tasksGrid.getColumn("summary")
    .setCaption("Summary")
    .setEditorComponent(new TextField());
tasksGrid.setColumnOrder("done", "summary");
tasksGrid.addSelectionListener(event -> {
  boolean enableRemove = !event.getAllSelectedItems().isEmpty();
  removeButton.setEnabled(enableRemove);

代码示例来源：origin: kingbbode/spring-boot-ehcache-monitor

private Grid<Cache> createCacheInfoGrid() {
  Grid<Cache> grid = new Grid<>();
  grid.addColumn(Cache::getName).setCaption("Name");
  grid.addColumn(cache -> ((Double) (((double) cache.getStatistics().cacheHitCount()) / ((double) (cache.getStatistics().cacheMissCount() + cache.getStatistics().cacheHitCount())) * 100)).intValue() + "%").setCaption("Hit Ratio");
  grid.addColumn(cache -> cache.getCacheConfiguration().getMaxEntriesLocalHeap()).setCaption("Max Size");
  grid.addColumn(Cache::getSize).setCaption("Size");
  grid.addColumn(Cache::getStatus).setCaption("Status");
  grid.addColumn(cache -> cache.getCacheConfiguration().getTimeToIdleSeconds()).setCaption("TTldle(s)");
  grid.addColumn(cache -> cache.getCacheConfiguration().getTimeToLiveSeconds()).setCaption("TTLive(s)");
  grid.addColumn(cache -> cache.getStatistics().cacheHitCount()).setCaption("hit");
  grid.addColumn(cache -> cache.getStatistics().cacheMissExpiredCount()).setCaption("miss : Expire");
  grid.addColumn(cache -> cache.getStatistics().cacheMissNotFoundCount()).setCaption("miss : Not Found");
  grid.setItems(Collections.singletonList(this.ehcache));
  grid.setWidth("100%");
  grid.setSelectionMode(Grid.SelectionMode.NONE);
  grid.setHeightByRows(1);
  return grid;
}

代码示例来源：origin: info.magnolia.ui/magnolia-ui-framework

bindInstance(ListPresenter.class, listPresenter);
grid = Grid.withPropertySet(listPresenter.getPropertySet());
grid.setSizeFull();
grid.setSelectionMode(definition.isMultiSelect() ? Grid.SelectionMode.MULTI : Grid.SelectionMode.SINGLE);
grid.addSelectionListener(event -> valueContext.current().set(SelectedItems.of(event.getAllSelectedItems())));
grid.addItemClickListener(event -> {
  grid.deselectAll();
  grid.select(event.getItem());
});
                ts.stream().forEach(grid::select);
              } else {
                grid.deselectAll();
grid.setDataProvider(listPresenter.getDataProvider());

代码示例来源：origin: eclipse/hawkbit

private Grid createGrid() {
  final Grid statusGrid = new Grid(uploads);
  statusGrid.addStyleName(SPUIStyleDefinitions.UPLOAD_STATUS_GRID);
  statusGrid.setId(UIComponentIdProvider.UPLOAD_STATUS_POPUP_GRID);
  statusGrid.setSelectionMode(SelectionMode.NONE);
  statusGrid.setHeaderVisible(true);
  statusGrid.setImmediate(true);
  statusGrid.setSizeFull();
  return statusGrid;
}

代码示例来源：origin: kingbbode/spring-boot-ehcache-monitor

private Grid<Cache> createCacheGrid(CacheManager cacheManager) {
    Grid<Cache> grid = new Grid<>();
    grid.addColumn(Cache::getName).setCaption("Name");
    grid.addColumn(cache -> ((Double) (((double) cache.getStatistics().cacheHitCount()) / ((double) (cache.getStatistics().cacheMissCount() + cache.getStatistics().cacheHitCount())) * 100)).intValue() + "%").setCaption("Hit Ratio");
    grid.addColumn(cache -> cache.getCacheConfiguration().getMaxEntriesLocalHeap()).setCaption("Max Size");
    grid.addColumn(Cache::getSize).setCaption("Size");
    grid.addColumn(Cache::getStatus).setCaption("Status");
    grid.addColumn(cache -> cache.getCacheConfiguration().getTimeToIdleSeconds()).setCaption("TTldle(s)");
    grid.addColumn(cache -> cache.getCacheConfiguration().getTimeToLiveSeconds()).setCaption("TTLive(s)");
    grid.addColumn(cache -> cache.getStatistics().cacheHitCount()).setCaption("hit");
    grid.addColumn(cache -> cache.getStatistics().cacheMissExpiredCount()).setCaption("miss : Expire");
    grid.addColumn(cache -> cache.getStatistics().cacheMissNotFoundCount()).setCaption("miss : Not Found");

    grid.setItems(Arrays.stream(cacheManager.getCacheNames())
        .map(cacheManager::getCache)
        .collect(Collectors.toList()));
    grid.setSizeFull();
    grid.setSelectionMode(Grid.SelectionMode.NONE);

    int cacheSize = cacheManager.getCacheNames().length;
    if (cacheSize != 0) {
      grid.setHeightByRows(cacheSize > 10 ? 10 : cacheSize);
    }
    return grid;
  }
}

代码示例来源：origin: com.vaadin/vaadin-server

/**
 * Adds a new text column to this {@link Grid} with a value provider. The
 * column will use a {@link TextRenderer}. The value is converted to a
 * String using {@link Object#toString()}. In-memory sorting will use the
 * natural ordering of elements if they are mutually comparable and
 * otherwise fall back to comparing the string representations of the
 * values.
 *
 * @param valueProvider
 *            the value provider
 *
 * @return the new column
 */
public <V> Column<T, V> addColumn(ValueProvider<T, V> valueProvider) {
  return addColumn(valueProvider, new TextRenderer());
}

代码示例来源：origin: AxonIQ/giftcard-demo

private Grid summaryGrid() {
  cardSummaryDataProvider = new CardSummaryDataProvider(queryGateway);
  Grid<CardSummary> grid = new Grid<>();
  grid.addColumn(CardSummary::getId).setCaption("Card ID");
  grid.addColumn(CardSummary::getInitialValue).setCaption("Initial value");
  grid.addColumn(CardSummary::getRemainingValue).setCaption("Remaining value");
  grid.setSizeFull();
  grid.setDataProvider(cardSummaryDataProvider);
  return grid;
}

代码示例来源：origin: com.vaadin/vaadin-server

Column<T, ?> column;
  if (property.isPresent()) {
    column = addColumn(id);
  } else {
    DeclarativeValueProvider<T> provider = new DeclarativeValueProvider<>();
    column = createColumn(provider, ValueProvider.identity(),
        new HtmlRenderer());
    addColumn(getGeneratedIdentifier(), column);
    if (id != null) {
      column.setId(id);
    getHeader().readDesign(child, context);
  } else if (child.tagName().equals("tbody")) {
    readData(child, providers);
  } else if (child.tagName().equals("tfoot")) {
    getFooter().readDesign(child, context);
if (getDefaultHeaderRow() != null) {
  for (Column<T, ?> c : getColumns()) {
    HeaderCell headerCell = getDefaultHeaderRow().getCell(c);
    if (headerCell.getCellType() == GridStaticCellType.TEXT) {
      c.setCaption(headerCell.getText());

代码示例来源：origin: com.vaadin/vaadin-server

private Column<T, ?> getColumnOrThrow(String columnId) {
  Objects.requireNonNull(columnId, "Column id cannot be null");
  Column<T, ?> column = getColumn(columnId);
  if (column == null) {
    throw new IllegalStateException(
        "There is no column with the id " + columnId);
  }
  return column;
}

代码示例来源：origin: org.eclipse.hawkbit/hawkbit-ui

private void setGridColumnProperties() {
  grid.getColumn(COLUMN_STATUS).setRenderer(new StatusRenderer());
  grid.getColumn(COLUMN_PROGRESS).setRenderer(new ProgressBarRenderer());
  grid.setColumnOrder(COLUMN_STATUS, COLUMN_PROGRESS, COLUMN_FILE_NAME, SPUILabelDefinitions.NAME_VERSION,
      COLUMN_REASON);
  setColumnWidth();
  grid.getColumn(SPUILabelDefinitions.NAME_VERSION)
      .setHeaderCaption(i18n.getMessage("upload.swModuleTable.header"));
  grid.setFrozenColumnCount(5);
}

代码示例来源：origin: com.vaadin/vaadin-server

@Override
  protected void internalSetDataProvider(DataProvider<T, ?> dataProvider) {
    super.internalSetDataProvider(dataProvider);
    for (Column<T, ?> column : getColumns()) {
      column.updateSortable();
    }
  }
}

代码示例来源：origin: com.vaadin/vaadin-server

/**
 * Constructs a MultiSelect wrapper for given Grid.
 *
 * @param grid
 *            the grid to wrap
 */
public GridMultiSelect(Grid<T> grid) {
  GridSelectionModel<T> selectionModel = grid.getSelectionModel();
  if (!(selectionModel instanceof MultiSelectionModel)) {
    throw new IllegalStateException(
        "Grid is not in multiselect mode, it needs to be explicitly set to such with setSelectionModel(MultiSelectionModel) before being able to use multiselection features.");
  }
  model = (MultiSelectionModel<T>) selectionModel;
}

代码示例来源：origin: org.eclipse.hawkbit/hawkbit-ui

private void setUpDetails(final Long swId, final String metaDatakey) {
  resetDetails();
  metadataWindow.clearOriginalValues();
  if (swId != null) {
    metaDataGrid.getContainerDataSource().removeAllItems();
    populateGrid();
    metaDataGrid.getSelectionModel().reset();
    if (!metaDataGrid.getContainerDataSource().getItemIds().isEmpty()) {
      if (metaDatakey == null) {
        metaDataGrid.select(metaDataGrid.getContainerDataSource().getIdByIndex(0));
      } else {
        metaDataGrid.select(metaDatakey);
      }
    } else if (hasCreatePermission()) {
      enableEditing();
      addIcon.setEnabled(false);
    }
  }
}

代码示例来源：origin: com.vaadin/vaadin-server

private void addColumn(String identifier, Column<T, ?> column) {
  if (getColumns().contains(column)) {
    return;
  }
  column.extend(this);
  columnSet.add(column);
  columnKeys.put(identifier, column);
  column.setInternalId(identifier);
  addDataGenerator(column.getDataGenerator());
  getState().columnOrder.add(identifier);
  getHeader().addColumn(identifier);
  getFooter().addColumn(identifier);
  if (getDefaultHeaderRow() != null) {
    getDefaultHeaderRow().getCell(column).setText(column.getCaption());
  }
  column.updateSortable();
}

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