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https://gitee.com/jmix/cuba.git
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PL-8645 Ability to change DataGrid datasource
This commit is contained in:
Gleb Gorelov
parent
c7e39cbaac
commit
04590837a4
@ -17,6 +17,7 @@
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package com.haulmont.cuba.web.gui.components;
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import com.google.common.collect.ImmutableMap;
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import com.haulmont.bali.events.EventRouter;
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import com.haulmont.bali.util.Dom4j;
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import com.haulmont.bali.util.Preconditions;
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import com.haulmont.chile.core.model.MetaClass;
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@ -35,15 +36,13 @@ import com.haulmont.cuba.gui.data.CollectionDatasource;
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import com.haulmont.cuba.gui.data.Datasource;
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import com.haulmont.cuba.gui.data.DsBuilder;
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import com.haulmont.cuba.gui.data.PropertyDatasource;
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import com.haulmont.cuba.gui.data.impl.CollectionDsActionsNotifier;
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import com.haulmont.cuba.gui.data.impl.DatasourceImplementation;
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import com.haulmont.cuba.gui.data.impl.WeakCollectionChangeListener;
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import com.haulmont.cuba.gui.data.impl.*;
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import com.haulmont.cuba.gui.theme.ThemeConstants;
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import com.haulmont.cuba.web.App;
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import com.haulmont.cuba.web.AppUI;
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import com.haulmont.cuba.web.gui.components.renderers.*;
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import com.haulmont.cuba.web.gui.data.IndexedCollectionDsWrapper;
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import com.haulmont.cuba.web.gui.data.SortableIndexedCollectionDsWrapper;
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import com.haulmont.cuba.web.gui.data.DataGridIndexedCollectionDsWrapper;
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import com.haulmont.cuba.web.gui.data.SortableDataGridIndexedCollectionDsWrapper;
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import com.haulmont.cuba.web.toolkit.data.DataGridContainer;
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import com.haulmont.cuba.web.toolkit.ui.*;
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import com.haulmont.cuba.web.toolkit.ui.converters.FormatterBasedConverter;
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@ -126,8 +125,7 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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protected Security security = AppBeans.get(Security.NAME);
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protected MetadataTools metadataTools = AppBeans.get(MetadataTools.NAME);
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protected CollectionDatasource.CollectionChangeListener collectionChangeSelectionListener;
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protected CollectionDsActionsNotifier collectionDsActionsNotifier;
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protected CollectionDsListenersWrapper collectionDsListenersWrapper;
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protected Grid.ColumnVisibilityChangeListener columnCollapsingChangeListener;
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protected Grid.ColumnResizeListener columnResizeListener;
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@ -161,6 +159,8 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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rendererClasses = builder.build();
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}
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protected DataGridIndexedCollectionDsWrapper containerDatasource;
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public WebDataGrid() {
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Configuration configuration = AppBeans.get(Configuration.NAME);
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ClientConfig clientConfig = configuration.getConfig(ClientConfig.class);
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@ -605,7 +605,7 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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gridColumn.setEditable(column.isEditable());
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// workaround to prevent exception from GridColumn while Grid is using default IndexedContainer
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if (getContainerDataSource() instanceof SortableIndexedCollectionDsWrapper) {
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if (getContainerDataSource() instanceof SortableDataGridIndexedCollectionDsWrapper) {
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gridColumn.setSortable(column.isSortable() && column.getOwner().isSortable());
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}
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@ -684,15 +684,34 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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"com.haulmont.cuba.gui.data.CollectionDatasource.Indexed");
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}
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if (this.datasource != null) {
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if (!this.datasource.getMetaClass().equals(datasource.getMetaClass())) {
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throw new IllegalArgumentException("The new datasource must correspond to the same MetaClass");
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}
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if (collectionDsListenersWrapper != null) {
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collectionDsListenersWrapper.unbind(this.datasource);
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if (containerDatasource != null) {
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containerDatasource.unsubscribe();
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containerDatasource = null;
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}
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}
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}
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addInitialColumns(datasource);
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this.datasource = datasource;
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List<Column> visibleColumnsOrder = getInitialVisibleColumns();
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if (collectionDsListenersWrapper == null) {
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collectionDsListenersWrapper = new CollectionDsListenersWrapper();
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}
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component.removeAllColumns();
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final IndexedCollectionDsWrapper containerDatasource =
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createContainerDatasource((CollectionDatasource.Indexed) datasource, getPropertyColumns());
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containerDatasource = createContainerDatasource((CollectionDatasource.Indexed) datasource,
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getPropertyColumns(), collectionDsListenersWrapper);
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containerWrapper = new GeneratedPropertyContainer(containerDatasource);
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component.setContainerDataSource(containerWrapper);
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@ -721,11 +740,7 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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rowsCount.setDatasource(datasource);
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}
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initCollectionChangeSelectionListener(datasource);
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//noinspection unchecked
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collectionDsActionsNotifier = new CollectionDsActionsNotifier(this);
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collectionDsActionsNotifier.bind(datasource);
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collectionDsListenersWrapper.bind(datasource);
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refreshActionsState();
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@ -789,35 +804,6 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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}
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}
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protected void initCollectionChangeSelectionListener(CollectionDatasource datasource) {
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collectionChangeSelectionListener = e -> {
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// #PL-2035, reload selection from ds
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Collection<Object> selectedItemIds = component.getSelectedRows();
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if (selectedItemIds == null) {
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selectedItemIds = Collections.emptySet();
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}
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//noinspection unchecked
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Set<Object> newSelection = selectedItemIds.stream()
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.filter(entityId -> e.getDs().containsItem(entityId))
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.collect(Collectors.toSet());
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if (e.getDs().getState() == Datasource.State.VALID && e.getDs().getItem() != null) {
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newSelection.add(e.getDs().getItem().getId());
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}
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if (newSelection.isEmpty()) {
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setSelected((E) null);
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} else {
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setSelectedIds(newSelection);
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}
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};
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//noinspection unchecked
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datasource.addCollectionChangeListener(new WeakCollectionChangeListener(datasource,
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collectionChangeSelectionListener));
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}
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@Override
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public String getCaption() {
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return getComposition().getCaption();
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@ -1477,11 +1463,12 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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return actionsPermissions;
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}
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protected IndexedCollectionDsWrapper createContainerDatasource(CollectionDatasource.Indexed datasource,
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Collection<MetaPropertyPath> columns) {
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protected DataGridIndexedCollectionDsWrapper createContainerDatasource(CollectionDatasource.Indexed datasource,
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Collection<MetaPropertyPath> columns,
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CollectionDsListenersWrapper collectionDsListenersWrapper) {
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return datasource instanceof CollectionDatasource.Sortable
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? new SortableDataGridDsWrapper(datasource, columns)
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: new DataGridDsWrapper(datasource, columns);
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? new SortableDataGridDsWrapper(datasource, columns, collectionDsListenersWrapper)
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: new DataGridDsWrapper(datasource, columns, collectionDsListenersWrapper);
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}
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protected List<Column> getInitialVisibleColumns() {
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@ -2453,10 +2440,11 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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getEventRouter().removeListener(LookupSelectionChangeListener.class, listener);
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}
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protected class DataGridDsWrapper extends IndexedCollectionDsWrapper {
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protected class DataGridDsWrapper extends DataGridIndexedCollectionDsWrapper {
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public DataGridDsWrapper(CollectionDatasource.Indexed datasource, Collection<MetaPropertyPath> properties) {
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super(datasource, properties, true);
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public DataGridDsWrapper(CollectionDatasource.Indexed datasource, Collection<MetaPropertyPath> properties,
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CollectionDsListenersWrapper collectionDsListenersWrapper) {
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super(datasource, properties, true, collectionDsListenersWrapper);
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}
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@Override
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@ -2471,12 +2459,13 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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}
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protected class SortableDataGridDsWrapper
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extends SortableIndexedCollectionDsWrapper
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extends SortableDataGridIndexedCollectionDsWrapper
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implements DataGridContainer {
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public SortableDataGridDsWrapper(CollectionDatasource.Indexed datasource,
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Collection<MetaPropertyPath> properties) {
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super(datasource, properties, true);
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Collection<MetaPropertyPath> properties,
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CollectionDsListenersWrapper collectionDsListenersWrapper) {
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super(datasource, properties, true, collectionDsListenersWrapper);
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}
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@Override
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@ -3489,4 +3478,166 @@ public class WebDataGrid<E extends Entity> extends WebAbstractComponent<CubaGrid
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}
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}
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}
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public class CollectionDsListenersWrapper implements
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Datasource.ItemChangeListener,
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Datasource.ItemPropertyChangeListener,
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Datasource.StateChangeListener,
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CollectionDatasource.CollectionChangeListener {
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protected WeakItemChangeListener weakItemChangeListener;
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protected WeakItemPropertyChangeListener weakItemPropertyChangeListener;
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protected WeakStateChangeListener weakStateChangeListener;
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protected WeakCollectionChangeListener weakCollectionChangeListener;
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private EventRouter eventRouter;
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/**
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* Use EventRouter for listeners instead of fields with listeners List.
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*
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* @return lazily initialized {@link EventRouter} instance.
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* @see EventRouter
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*/
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protected EventRouter getEventRouter() {
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if (eventRouter == null) {
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eventRouter = new EventRouter();
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}
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return eventRouter;
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}
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@SuppressWarnings("unchecked")
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@Override
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public void collectionChanged(CollectionDatasource.CollectionChangeEvent e) {
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// #PL-2035, reload selection from ds
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Collection<Object> selectedItemIds = component.getSelectedRows();
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if (selectedItemIds == null) {
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selectedItemIds = Collections.emptySet();
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}
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//noinspection unchecked
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Set<Object> newSelection = selectedItemIds.stream()
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.filter(entityId -> e.getDs().containsItem(entityId))
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.collect(Collectors.toSet());
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if (e.getDs().getState() == Datasource.State.VALID && e.getDs().getItem() != null) {
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newSelection.add(e.getDs().getItem().getId());
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}
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if (newSelection.isEmpty()) {
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setSelected((E) null);
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} else {
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setSelectedIds(newSelection);
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}
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for (Action action : getActions()) {
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action.refreshState();
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}
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if (getEventRouter().hasListeners(CollectionDatasource.CollectionChangeListener.class)) {
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getEventRouter().fireEvent(CollectionDatasource.CollectionChangeListener.class,
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CollectionDatasource.CollectionChangeListener::collectionChanged, e);
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}
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}
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@SuppressWarnings("unchecked")
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@Override
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public void itemChanged(Datasource.ItemChangeEvent e) {
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for (Action action : getActions()) {
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action.refreshState();
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}
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if (getEventRouter().hasListeners(Datasource.ItemChangeListener.class)) {
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getEventRouter().fireEvent(Datasource.ItemChangeListener.class,
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Datasource.ItemChangeListener::itemChanged, e);
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}
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}
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@SuppressWarnings("unchecked")
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@Override
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public void itemPropertyChanged(Datasource.ItemPropertyChangeEvent e) {
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for (Action action : getActions()) {
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action.refreshState();
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}
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if (getEventRouter().hasListeners(Datasource.ItemPropertyChangeListener.class)) {
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getEventRouter().fireEvent(Datasource.ItemPropertyChangeListener.class,
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Datasource.ItemPropertyChangeListener::itemPropertyChanged, e);
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}
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}
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@SuppressWarnings("unchecked")
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@Override
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public void stateChanged(Datasource.StateChangeEvent e) {
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for (Action action : getActions()) {
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action.refreshState();
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}
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if (getEventRouter().hasListeners(Datasource.StateChangeListener.class)) {
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getEventRouter().fireEvent(Datasource.StateChangeListener.class,
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Datasource.StateChangeListener::stateChanged, e);
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}
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}
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public void addCollectionChangeListener(CollectionDatasource.CollectionChangeListener listener) {
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getEventRouter().addListener(CollectionDatasource.CollectionChangeListener.class, listener);
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}
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public void removeCollectionChangeListener(CollectionDatasource.CollectionChangeListener listener) {
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getEventRouter().removeListener(CollectionDatasource.CollectionChangeListener.class, listener);
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}
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public void addItemChangeListener(Datasource.ItemChangeListener listener) {
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getEventRouter().addListener(Datasource.ItemChangeListener.class, listener);
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}
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public void removeItemChangeListener(Datasource.ItemChangeListener listener) {
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getEventRouter().removeListener(Datasource.ItemChangeListener.class, listener);
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}
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public void addItemPropertyChangeListener(Datasource.ItemPropertyChangeListener listener) {
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getEventRouter().addListener(Datasource.ItemPropertyChangeListener.class, listener);
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}
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public void removeItemPropertyChangeListener(Datasource.ItemPropertyChangeListener listener) {
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getEventRouter().removeListener(Datasource.ItemPropertyChangeListener.class, listener);
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}
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public void addStateChangeListener(Datasource.StateChangeListener listener) {
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getEventRouter().addListener(Datasource.StateChangeListener.class, listener);
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}
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public void removeStateChangeListener(Datasource.StateChangeListener listener) {
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getEventRouter().removeListener(Datasource.StateChangeListener.class, listener);
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}
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@SuppressWarnings("unchecked")
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public void bind(CollectionDatasource ds) {
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weakItemChangeListener = new WeakItemChangeListener(ds, this);
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ds.addItemChangeListener(weakItemChangeListener);
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weakItemPropertyChangeListener = new WeakItemPropertyChangeListener(ds, this);
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ds.addItemPropertyChangeListener(weakItemPropertyChangeListener);
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weakStateChangeListener = new WeakStateChangeListener(ds, this);
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ds.addStateChangeListener(weakStateChangeListener);
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weakCollectionChangeListener = new WeakCollectionChangeListener(ds, this);
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ds.addCollectionChangeListener(weakCollectionChangeListener);
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}
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@SuppressWarnings("unchecked")
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public void unbind(CollectionDatasource ds) {
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ds.removeItemChangeListener(weakItemChangeListener);
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weakItemChangeListener = null;
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ds.removeItemPropertyChangeListener(weakItemPropertyChangeListener);
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weakItemPropertyChangeListener = null;
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ds.removeStateChangeListener(weakStateChangeListener);
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weakStateChangeListener = null;
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ds.removeCollectionChangeListener(weakCollectionChangeListener);
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weakCollectionChangeListener = null;
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}
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}
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}
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@ -23,7 +23,7 @@ import com.haulmont.cuba.core.global.View;
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import com.haulmont.cuba.gui.data.CollectionDatasource;
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import com.haulmont.cuba.gui.data.Datasource;
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import com.haulmont.cuba.gui.data.impl.CollectionDsHelper;
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import com.haulmont.cuba.gui.data.impl.WeakDsListenerAdapter;
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import com.haulmont.cuba.web.gui.components.WebDataGrid.CollectionDsListenersWrapper;
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import com.vaadin.data.Container;
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import com.vaadin.data.Item;
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import com.vaadin.data.Property;
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@ -32,7 +32,7 @@ import com.vaadin.ui.UI;
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import java.util.*;
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public class IndexedCollectionDsWrapper
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public class DataGridIndexedCollectionDsWrapper
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extends
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AbstractContainer
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implements
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@ -44,26 +44,28 @@ public class IndexedCollectionDsWrapper
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protected CollectionDatasource.Indexed datasource;
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protected Collection<MetaPropertyPath> properties = new ArrayList<>();
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protected CollectionDsListenersWrapper collectionDsListenersWrapper;
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protected Datasource.StateChangeListener cdsStateChangeListener;
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protected Datasource.ItemPropertyChangeListener cdsItemPropertyChangeListener;
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protected CollectionDatasource.CollectionChangeListener cdsCollectionChangeListener;
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protected WeakDsListenerAdapter weakDsListenerAdapter;
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public IndexedCollectionDsWrapper(CollectionDatasource datasource, boolean autoRefresh) {
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this(datasource, null, autoRefresh);
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public DataGridIndexedCollectionDsWrapper(CollectionDatasource datasource, boolean autoRefresh,
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CollectionDsListenersWrapper collectionDsListenersWrapper) {
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this(datasource, null, autoRefresh, collectionDsListenersWrapper);
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}
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@SuppressWarnings("unchecked")
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public IndexedCollectionDsWrapper(CollectionDatasource datasource, Collection<MetaPropertyPath> properties,
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boolean autoRefresh) {
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public DataGridIndexedCollectionDsWrapper(CollectionDatasource datasource, Collection<MetaPropertyPath> properties,
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boolean autoRefresh,
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CollectionDsListenersWrapper collectionDsListenersWrapper) {
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if (!(datasource instanceof CollectionDatasource.Indexed)) {
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throw new IllegalArgumentException("Datasource must implement " +
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"com.haulmont.cuba.gui.data.CollectionDatasource.Indexed");
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}
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this.datasource = (CollectionDatasource.Indexed) datasource;
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this.autoRefresh = autoRefresh;
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this.collectionDsListenersWrapper = collectionDsListenersWrapper;
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final View view = datasource.getView();
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final MetaClass metaClass = datasource.getMetaClass();
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@ -78,12 +80,9 @@ public class IndexedCollectionDsWrapper
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cdsStateChangeListener = createStateChangeListener();
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cdsCollectionChangeListener = createCollectionChangeListener();
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weakDsListenerAdapter = new WeakDsListenerAdapter(datasource, cdsItemPropertyChangeListener,
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cdsStateChangeListener, cdsCollectionChangeListener);
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datasource.addItemPropertyChangeListener(weakDsListenerAdapter);
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datasource.addStateChangeListener(weakDsListenerAdapter);
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datasource.addCollectionChangeListener(weakDsListenerAdapter);
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collectionDsListenersWrapper.addItemPropertyChangeListener(cdsItemPropertyChangeListener);
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collectionDsListenersWrapper.addStateChangeListener(cdsStateChangeListener);
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collectionDsListenersWrapper.addCollectionChangeListener(cdsCollectionChangeListener);
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}
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protected void createProperties(View view, MetaClass metaClass) {
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@ -323,11 +322,10 @@ public class IndexedCollectionDsWrapper
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@SuppressWarnings("unchecked")
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@Override
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public void unsubscribe() {
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datasource.removeCollectionChangeListener(weakDsListenerAdapter);
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datasource.removeItemPropertyChangeListener(weakDsListenerAdapter);
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datasource.removeStateChangeListener(weakDsListenerAdapter);
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collectionDsListenersWrapper.removeCollectionChangeListener(cdsCollectionChangeListener);
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collectionDsListenersWrapper.removeItemPropertyChangeListener(cdsItemPropertyChangeListener);
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collectionDsListenersWrapper.removeStateChangeListener(cdsStateChangeListener);
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weakDsListenerAdapter = null;
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datasource = null;
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}
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@ -18,6 +18,7 @@ package com.haulmont.cuba.web.gui.data;
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import com.haulmont.chile.core.model.MetaPropertyPath;
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import com.haulmont.cuba.gui.data.CollectionDatasource;
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import com.haulmont.cuba.web.gui.components.WebDataGrid.CollectionDsListenersWrapper;
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import com.vaadin.data.Container;
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import java.util.Collection;
|
||||
@ -27,16 +28,23 @@ import java.util.List;
|
||||
import static com.haulmont.cuba.gui.data.CollectionDatasource.Sortable.Order;
|
||||
import static com.haulmont.cuba.gui.data.CollectionDatasource.Sortable.SortInfo;
|
||||
|
||||
public class SortableIndexedCollectionDsWrapper extends IndexedCollectionDsWrapper implements Container.Sortable {
|
||||
public class SortableDataGridIndexedCollectionDsWrapper
|
||||
extends
|
||||
DataGridIndexedCollectionDsWrapper
|
||||
implements
|
||||
Container.Sortable {
|
||||
|
||||
public SortableIndexedCollectionDsWrapper(CollectionDatasource datasource, boolean autoRefresh) {
|
||||
super(datasource, autoRefresh);
|
||||
public SortableDataGridIndexedCollectionDsWrapper(CollectionDatasource datasource, boolean autoRefresh,
|
||||
CollectionDsListenersWrapper collectionDsListenersWrapper) {
|
||||
super(datasource, autoRefresh, collectionDsListenersWrapper);
|
||||
}
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
public SortableIndexedCollectionDsWrapper(CollectionDatasource datasource, Collection<MetaPropertyPath> properties,
|
||||
boolean autoRefresh) {
|
||||
super(datasource, properties, autoRefresh);
|
||||
public SortableDataGridIndexedCollectionDsWrapper(CollectionDatasource datasource,
|
||||
Collection<MetaPropertyPath> properties,
|
||||
boolean autoRefresh,
|
||||
CollectionDsListenersWrapper collectionDsListenersWrapper) {
|
||||
super(datasource, properties, autoRefresh, collectionDsListenersWrapper);
|
||||
}
|
||||
|
||||
@Override
|
||||
@ -150,6 +150,9 @@ public class CubaGrid extends Grid implements Action.ShortcutNotifier {
|
||||
editorActive = false;
|
||||
fireEditorCloseEvent(itemId);
|
||||
|
||||
// to prevent one more detach in case of changing datasource
|
||||
clearFields(editorFields);
|
||||
|
||||
// Mark Grid as dirty so the client side gets to know that the editors
|
||||
// are no longer attached
|
||||
markAsDirty();
|
||||
|
||||
Loading…
Reference in New Issue
Block a user