Examples with CollectionContainer io.jmix.ui.model.CollectionContainer used on opensource projects

Example 6 with CollectionContainer

use of io.jmix.ui.model.CollectionContainer in project jmix by jmix-framework.

the class RefreshAction method execute.

/**
 * Executes the action.
 */
@Override
public void execute() {
    if (target == null) {
        throw new IllegalStateException("RefreshAction target is not set");
    }
    if (target.getItems() instanceof EmptyDataUnit) {
        return;
    }
    if (!(target.getItems() instanceof ContainerDataUnit)) {
        throw new IllegalStateException("RefreshAction target is null or does not implement SupportsContainerBinding");
    }
    CollectionContainer container = ((ContainerDataUnit) target.getItems()).getContainer();
    if (container == null) {
        throw new IllegalStateException("RefreshAction target is not bound to CollectionContainer");
    }
    DataLoader loader = null;
    if (container instanceof HasLoader) {
        loader = ((HasLoader) container).getLoader();
    }
    if (loader != null) {
        DataContext dataContext = loader.getDataContext();
        if (dataContext != null) {
            for (Object entity : container.getItems()) {
                dataContext.evict(entity);
            }
        }
        loader.load();
    } else {
        log.warn("RefreshAction '{}' target container has no loader, refresh is impossible", getId());
    }
}

Example 7 with CollectionContainer

use of io.jmix.ui.model.CollectionContainer in project jmix by jmix-framework.

the class ViewAction method isReadOnlyCompositionEditor.

/**
 * In case of composition relation, editor for nested entities should be in read-only mode with hidden
 * "enableEditing" action if master editor is in read-only mode too.
 *
 * @param editor editor to check
 * @return {@code true} if the relation between entities is a composition
 */
protected boolean isReadOnlyCompositionEditor(Screen editor) {
    Frame frame = target.getFrame();
    if (frame == null) {
        throw new IllegalStateException("Component is not attached to the Frame");
    }
    FrameOwner origin = target.getFrame().getFrameOwner();
    if (!(origin instanceof ReadOnlyAwareScreen) || !((ReadOnlyAwareScreen) origin).isReadOnly() || !(editor instanceof StandardEditor)) {
        return false;
    }
    DataUnit items = target.getItems();
    if (!(items instanceof ContainerDataUnit)) {
        return false;
    }
    CollectionContainer container = ((ContainerDataUnit) target.getItems()).getContainer();
    if (!(container instanceof CollectionPropertyContainer)) {
        return false;
    }
    InstanceContainer masterContainer = ((CollectionPropertyContainer) container).getMaster();
    String property = ((CollectionPropertyContainer) container).getProperty();
    MetaClass metaClass = masterContainer.getEntityMetaClass();
    MetaProperty metaProperty = metaClass.getProperty(property);
    return metaProperty.getType() == MetaProperty.Type.COMPOSITION;
}

Example 8 with CollectionContainer

use of io.jmix.ui.model.CollectionContainer in project jmix by jmix-framework.

the class Param method createEntityLookup.

protected Component createEntityLookup(FilterDataContext filterDataContext, ValueProperty valueProperty) {
    MetaClass metaClass = metadata.getSession().getClassNN(javaClass);
    LookupType type = null;
    if (property != null && property.getRange().isClass()) {
        type = (LookupType) metadata.getTools().getMetaAnnotationAttributes(property.getAnnotations(), Lookup.class).get("type");
    }
    PersistenceManagerClient persistenceManager = (PersistenceManagerClient) applicationContext.getBean(PersistenceManagerClient.NAME);
    boolean useLookupScreen = type != null ? type == LookupType.SCREEN : persistenceManager.useLookupScreen(metaClass.getName());
    if (useLookupScreen) {
        if (inExpr) {
            ListEditor listEditor = uiComponents.create(ListEditor.class);
            listEditor.setItemType(ListEditor.ItemType.ENTITY);
            listEditor.setEntityName(metaClass.getName());
            initListEditor(listEditor, valueProperty);
            return listEditor;
        } else {
            PickerField<Entity> picker = uiComponents.create(PickerField.NAME);
            picker.setMetaClass(metaClass);
            picker.setWidth(theme.get("cuba.gui.filter.Param.textComponent.width"));
            picker.addAction(actions.create(LookupAction.ID));
            picker.addAction(actions.create(EntityClearAction.ID));
            picker.addValueChangeListener(e -> _setValue(e.getValue(), valueProperty));
            picker.setValue((Entity) _getValue(valueProperty));
            return picker;
        }
    } else {
        if (inExpr) {
            CollectionLoader<Entity> loader = createEntityOptionsLoader(metaClass);
            CollectionContainer<Entity> container = dataComponents.createCollectionContainer(metaClass.getJavaClass());
            loader.setContainer(container);
            ListEditor listEditor = uiComponents.create(ListEditor.class);
            listEditor.setItemType(ListEditor.ItemType.ENTITY);
            listEditor.setEntityName(metaClass.getName());
            // noinspection unchecked
            listEditor.setOptions(new ContainerOptions<>(container));
            // noinspection unchecked
            initListEditor(listEditor, valueProperty);
            // noinspection unchecked
            Consumer<CollectionContainer.CollectionChangeEvent<?>> listener = e -> listEditor.setValue(null);
            if (filterDataContext != null) {
                filterDataContext.registerCollectionLoader(this, loader);
                filterDataContext.registerContainerCollectionChangeListener(this, container, listener);
            }
            return listEditor;
        } else {
            CollectionLoader<Entity> loader = createEntityOptionsLoader(metaClass);
            CollectionContainer<Entity> container = dataComponents.createCollectionContainer(metaClass.getJavaClass());
            loader.setContainer(container);
            LookupPickerField<Entity> lookup = uiComponents.create(LookupPickerField.NAME);
            lookup.setWidth(theme.get("cuba.gui.filter.Param.textComponent.width"));
            lookup.addAction(actions.create(EntityClearAction.ID));
            lookup.setOptions(new ContainerOptions<>(container));
            Consumer<CollectionContainer.CollectionChangeEvent<?>> listener = e -> lookup.setValue(null);
            lookup.addValueChangeListener(e -> _setValue(e.getValue(), valueProperty));
            lookup.setValue((Entity) _getValue(valueProperty));
            if (filterDataContext != null) {
                filterDataContext.registerCollectionLoader(this, loader);
                filterDataContext.registerContainerCollectionChangeListener(this, container, listener);
            }
            return lookup;
        }
    }
}

Example 9 with CollectionContainer

use of io.jmix.ui.model.CollectionContainer in project jmix by jmix-framework.

the class CalendarLoader method loadDataContainer.

@SuppressWarnings("unchecked")
protected void loadDataContainer(Calendar component, Element element) {
    String containerId = element.attributeValue("dataContainer");
    if (Strings.isNullOrEmpty(containerId)) {
        return;
    }
    FrameOwner frameOwner = getComponentContext().getFrame().getFrameOwner();
    ScreenData screenData = UiControllerUtils.getScreenData(frameOwner);
    InstanceContainer container = screenData.getContainer(containerId);
    if (!(container instanceof CollectionContainer)) {
        throw new GuiDevelopmentException("Not a CollectionContainer: " + containerId, context);
    }
    component.setEventProvider(new ContainerCalendarEventProvider<>(((CollectionContainer) container)));
}

Example 10 with CollectionContainer

use of io.jmix.ui.model.CollectionContainer in project jmix by jmix-framework.

the class TestCommentaryPanelLoader method loadDataContainer.

private void loadDataContainer(TestCommentaryPanel resultComponent, Element element) {
    String containerId = this.element.attributeValue("dataContainer");
    if (Strings.isNullOrEmpty(containerId)) {
        throw new GuiDevelopmentException("CommentaryPanel element doesn't have 'dataContainer' attribute", context, "CommentaryPanel ID", element.attributeValue("id"));
    }
    FrameOwner frameOwner = getComponentContext().getFrame().getFrameOwner();
    ScreenData screenData = UiControllerUtils.getScreenData(frameOwner);
    InstanceContainer container = screenData.getContainer(containerId);
    if (container instanceof CollectionContainer) {
        resultComponent.setDataContainer((CollectionContainer) container);
    } else {
        throw new GuiDevelopmentException("Not a CollectionContainer: " + containerId, context);
    }
}