dataGrid 数据网格

<data readOnly="true">
    <keyValueCollection id="statusesDc">
        <loader id="statusesLoader">
            <query>
                <![CDATA[select o.department, o.onboardingStatus,
                count(o.onboardingStatus) from
                User o group by o.department, o.onboardingStatus]]>
            </query>
        </loader>
        <properties>
            <property name="department" datatype="string"/>
            <property name="onboardingStatus" datatype="int"/>
            <property name="count" datatype="int"/>
        </properties>
    </keyValueCollection>
</data>
<layout>
    <dataGrid width="100%" dataContainer="statusesDc">
        <columns>
            <column property="department"/>
            <column property="onboardingStatus"/>
            <column property="count"/>
        </columns>
    </dataGrid>
</layout>

<dataGrid width="100%" id="dataGrid" metaClass="User">
    <columns>
        <column property="firstName"/>
        <column property="lastName"/>
        <column property="username"/>
        <column property="joiningDate"/>
        <column property="onboardingStatus"/>
    </columns>
</dataGrid>

@ViewComponent
private DataGrid<User> dataGrid;

@ViewComponent
private CollectionContainer<User> usersDc;

@Subscribe
public void onInit(InitEvent event) {
    dataGrid.setItems(new ContainerDataGridItems<>(usersDc));
}

@ViewComponent
private CollectionContainer<User> usersDc;

@Install(to = "usersDataGrid.@editor", subject = "closeListener")
private void usersDataGridEditorCloseListener(final EditorCloseEvent<User> event) {
    User user = event.getItem();
    User savedUser = dataManager.save(user); (1)
    usersDc.replaceItem(savedUser); (2)
}

@Install(to = "usersDataGrid.@editor", subject = "saveListener")
private void usersDataGridEditorSaveListener(final EditorSaveEvent<User> event) {
    User user = event.getItem();
    User savedUser = dataManager.save(user);
    usersDc.replaceItem(savedUser);
}

@Autowired
private UiComponents uiComponents;

@ViewComponent
private DataGrid<User> editableUserTable;

@Subscribe
public void onInit(InitEvent event) {
    DataGridEditor<User> editor = editableUserTable.getEditor(); (1)

    editor.setColumnEditorComponent("timeZoneId", generationContext -> {
        //noinspection unchecked
        JmixComboBox<String> timeZoneField = uiComponents.create(JmixComboBox.class); (2)
        timeZoneField.setItems(List.of(TimeZone.getAvailableIDs()));
        timeZoneField.setValueSource(generationContext.getValueSourceProvider().getValueSource("timeZoneId"));
        timeZoneField.setWidthFull();
        timeZoneField.setClearButtonVisible(true);
        timeZoneField.setRequired(true);
        //noinspection unchecked,rawtypes
        timeZoneField.setStatusChangeHandler(((Consumer) generationContext.getStatusHandler())); (3)

        return timeZoneField; (4)
    });
}

<column property="joiningDate">
    <localDateRenderer format="MMM dd, yyyy"/>
</column>

@ViewComponent
private DataGrid<User> usersDtGr;

@Subscribe
public void onInit(InitEvent event) {
    usersDtGr.addColumn(new LocalDateRenderer<>(
                    User::getJoiningDate,
                    () -> DateTimeFormatter.ofLocalizedDate(
                            FormatStyle.MEDIUM)))
            .setHeader("Joining date");
}

<column property="passwordExpiration">
    <localDateTimeRenderer format="dd/MM/YYYY HH:mm:ss"/>
</column>

<column property="factor">
    <numberRenderer numberFormat="#,#00.0000"/>
</column>

<dataGrid width="100%" dataContainer="usersDc">
    <columns>
        <column property="username">
            <detailLinkRenderer viewId="User.detail"
                                target="BLANK"
                                classNames="detail-link"
                                css="font-weight: 600;"/>
        </column>
        <column property="firstName"/>
        <column property="lastName"/>
    </columns>
</dataGrid>

<dataGrid width="100%" dataContainer="stepsDc">
    <columns>
        <column property="name">
            <detailButtonRenderer viewId="Step.detail"
                                  icon="vaadin:edit"
                                  openMode="DIALOG"
                                  themeNames="tertiary-inline small"
                                  classNames="detail-button"
                                  css="color: var(--lumo-primary-text-color);"/>
        </column>
        <column property="duration"/>
        <column property="sortValue"/>
    </columns>
</dataGrid>

<dataGrid width="100%" dataContainer="usersDc">
    <columns>
        <column property="username"/>
        <column key="openUser" header="Open">
            <detailButtonRenderer viewId="User.detail"
                                  text="Edit"
                                  openMode="DIALOG"/>
        </column>
    </columns>
</dataGrid>

<column key="status" header="Status"/>

@Supply(to = "userStepsDataGrid.status", subject = "renderer")
private Renderer<UserStep> userStepsDataGridStatusRenderer() {
    return new TextRenderer<>(userStep ->
            isOverdue(userStep) ? "Overdue!" : "");
}

<column key="completed" width="4em" flexGrow="0"/>

@Supply(to = "userStepsDataGrid.completed", subject = "renderer")
private Renderer<UserStep> userStepsDataGridCompletedRenderer() {
    return new ComponentRenderer<>(userStep -> {
        JmixCheckbox checkbox = uiComponents.create(JmixCheckbox.class);
        checkbox.setValue(userStep.getCompletedDate() != null);
        checkbox.addValueChangeListener(e -> {
            // ...
        });
        return checkbox;
    });
}

<dataGrid width="100%"
          dataContainer="usersDc"
          multiSort="true"
          multiSortOnShiftClickOnly="true"
          multiSortPriority="APPEND">

<dataGrid id="inMemoryDepartmentsDataGrid"
          width="100%"
          dataContainer="inMemoryDepartmentsDc">
    <columns>
        <column property="name"/>
        <column property="num"/>
    </columns>
</dataGrid>

private void initInMemoryComparator() {
    inMemoryDepartmentsDc.setItems(dataManager.load(Department.class)
            .query("select e from Department e")
            .list());

    inMemoryDepartmentsDataGrid.getColumnByKey("num")
            .setComparator(Comparator.comparing(
                    department -> department.getNum() == null ? null : Integer.valueOf(department.getNum()),
                    Comparator.nullsFirst(Integer::compareTo)));
}

<dataGrid id="delegateDepartmentsDataGrid"
          width="100%"
          dataContainer="delegateDepartmentsDc">
    <columns>
        <column property="name"/>
        <column property="num"/>
    </columns>
</dataGrid>

private void initBoundPropertySortBuilder() {
    delegateDepartmentsDataGrid.setSortBuilderDelegate(sortContext ->
            DataGridSortBuilder.create(sortContext)
                    .replaceSort("num", "CAST({E}.num BIGINT)", (1)
                            Comparator.comparing(
                                    department -> department.getNum() == null
                                            ? null
                                            : Integer.valueOf(department.getNum()),
                                    Comparator.nullsFirst(Integer::compareTo))) (2)
                    .build());
}