Examples with InstanceContainer com.haulmont.cuba.gui.model.InstanceContainer used on opensource projects

Example 6 with InstanceContainer

use of com.haulmont.cuba.gui.model.InstanceContainer in project cuba by cuba-platform.

the class WebDataLoadCoordinator method configureAutomatically.

private void configureAutomatically(DataLoader loader, FrameOwner frameOwner) {
    List<String> queryParameters = DataLoadersHelper.getQueryParameters(loader);
    List<String> allParameters = new ArrayList<>(queryParameters);
    allParameters.addAll(getConditionParameters(loader));
    // add triggers on container/component events
    for (String parameter : allParameters) {
        if (parameter.startsWith(containerPrefix)) {
            InstanceContainer container = UiControllerUtils.getScreenData(frameOwner).getContainer(parameter.substring(containerPrefix.length()));
            addOnContainerItemChangedLoadTrigger(loader, container, parameter);
        } else if (parameter.startsWith(componentPrefix)) {
            String componentId = parameter.substring(componentPrefix.length());
            Component component = frameOwner instanceof Screen ? ((Screen) frameOwner).getWindow().getComponentNN(componentId) : ((ScreenFragment) frameOwner).getFragment().getComponentNN(componentId);
            LikeClause likeClause = findLikeClause(loader, parameter);
            addOnComponentValueChangedLoadTrigger(loader, component, parameter, likeClause);
        }
    }
    // if the loader has no parameters in query, add trigger on BeforeShowEvent/AttachEvent
    if (queryParameters.isEmpty()) {
        Class eventClass = frameOwner instanceof Screen ? Screen.BeforeShowEvent.class : ScreenFragment.AttachEvent.class;
        addOnFrameOwnerEventLoadTrigger(loader, eventClass);
    }
}

Example 7 with InstanceContainer

use of com.haulmont.cuba.gui.model.InstanceContainer in project cuba by cuba-platform.

the class DynamicAttributesGuiTools method getValueChangeEventListener.

/**
 * Returns {@code ValueChangeEventListener} for dynamic attribute that has one or more dependent attributes.
 * This listener recalculates values for all dependent dynamic attributes hierarchically. The listener uses
 * {@code recalculationInProgress} ThreadLocal variable to avoid unnecessary calculation.
 */
@SuppressWarnings("unchecked")
public Consumer<HasValue.ValueChangeEvent> getValueChangeEventListener(final CategoryAttribute attribute) {
    if (attribute.getConfiguration().getDependentAttributes() != null && !attribute.getConfiguration().getDependentAttributes().isEmpty()) {
        return valueChangeEvent -> {
            if (Boolean.TRUE.equals(recalculationInProgress.get())) {
                return;
            }
            try {
                recalculationInProgress.set(true);
                com.haulmont.cuba.gui.components.Component component = valueChangeEvent.getComponent();
                if (component instanceof HasValueSource) {
                    {
                        BaseGenericIdEntity entity = null;
                        String attributeCode = DynamicAttributesUtils.encodeAttributeCode(attribute.getCode());
                        if (((HasValueSource) component).getValueSource() instanceof ContainerValueSource) {
                            ContainerValueSource valueSource = (ContainerValueSource) ((HasValueSource) component).getValueSource();
                            InstanceContainer container = valueSource.getContainer();
                            if (container.getItem() instanceof BaseGenericIdEntity) {
                                entity = (BaseGenericIdEntity) container.getItem();
                            }
                        } else if (((HasValueSource) component).getValueSource() instanceof DatasourceValueSource) {
                            DatasourceValueSource valueSource = (DatasourceValueSource) ((HasValueSource) component).getValueSource();
                            if (valueSource.getItem() instanceof BaseGenericIdEntity) {
                                entity = (BaseGenericIdEntity) valueSource.getItem();
                            } else if (valueSource.getItem() instanceof DynamicAttributesEntity) {
                                entity = ((DynamicAttributesEntity) valueSource.getItem()).getMainItem();
                            }
                        }
                        entity.setValue(attributeCode, valueChangeEvent.getValue());
                        recalculationTools.recalculateDynamicAttributes(entity, attribute);
                    }
                }
            } finally {
                recalculationInProgress.remove();
            }
        };
    }
    return null;
}

Example 8 with InstanceContainer

use of com.haulmont.cuba.gui.model.InstanceContainer in project cuba by cuba-platform.

the class TwinColumnLoader method loadOptionsContainer.

protected void loadOptionsContainer(TwinColumn component, Element element) {
    String containerId = element.attributeValue("optionsContainer");
    if (containerId != null) {
        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);
        }
        // noinspection unchecked
        component.setOptions(new ContainerOptions((CollectionContainer) container));
    }
}

Example 9 with InstanceContainer

use of com.haulmont.cuba.gui.model.InstanceContainer in project cuba by cuba-platform.

the class WebTableFieldFactory method createField.

@SuppressWarnings("unchecked")
@Override
public com.vaadin.v7.ui.Field<?> createField(com.vaadin.v7.data.Container container, Object itemId, Object propertyId, Component uiContext) {
    String fieldPropertyId = String.valueOf(propertyId);
    Table.Column columnConf = webTable.getColumnsInternal().get(propertyId);
    TableDataContainer tableDataContainer = (TableDataContainer) container;
    Entity entity = (Entity) tableDataContainer.getInternalItem(itemId);
    InstanceContainer instanceContainer = webTable.getInstanceContainer((E) entity);
    com.haulmont.cuba.gui.components.Component columnComponent = createField(new ContainerValueSource(instanceContainer, fieldPropertyId), fieldPropertyId, columnConf.getXmlDescriptor());
    if (columnComponent instanceof Field) {
        Field cubaField = (Field) columnComponent;
        Map<Table.Column, String> requiredColumns = webTable.getRequiredColumnsInternal();
        if (requiredColumns != null && requiredColumns.containsKey(columnConf)) {
            cubaField.setRequired(true);
            cubaField.setRequiredMessage(requiredColumns.get(columnConf));
        }
    }
    if (!(columnComponent instanceof CheckBox)) {
        // todo get rid of concrete CheckBox class !
        columnComponent.setWidthFull();
    }
    if (columnComponent instanceof BelongToFrame) {
        BelongToFrame belongToFrame = (BelongToFrame) columnComponent;
        if (belongToFrame.getFrame() == null) {
            belongToFrame.setFrame(webTable.getFrame());
        }
    }
    applyPermissions(columnComponent);
    columnComponent.setParent(webTable);
    Component componentImpl = getComponentImplementation(columnComponent);
    if (componentImpl instanceof com.vaadin.v7.ui.Field) {
        return (com.vaadin.v7.ui.Field<?>) componentImpl;
    }
    return new EditableColumnFieldWrapper(componentImpl, columnComponent);
}

Example 10 with InstanceContainer

use of com.haulmont.cuba.gui.model.InstanceContainer in project cuba by cuba-platform.

the class WebTableFieldFactory method findOptionsContainer.

@Nullable
protected CollectionContainer findOptionsContainer(Table.Column columnConf) {
    String optDcName = columnConf.getXmlDescriptor() != null ? columnConf.getXmlDescriptor().attributeValue("optionsContainer") : null;
    if (Strings.isNullOrEmpty(optDcName)) {
        return null;
    } else {
        ScreenData screenData = UiControllerUtils.getScreenData(webTable.getFrame().getFrameOwner());
        InstanceContainer container = screenData.getContainer(optDcName);
        if (container instanceof CollectionContainer) {
            return (CollectionContainer) container;
        }
        throw new IllegalStateException(String.format("'%s' is not an instance of CollectionContainer", optDcName));
    }
}