Examples with DatasourceImplementation com.haulmont.cuba.gui.data.impl.DatasourceImplementation used on opensource projects

Example 6 with DatasourceImplementation

use of com.haulmont.cuba.gui.data.impl.DatasourceImplementation in project cuba by cuba-platform.

the class FrameLoader method loadComponent.

@Override
public void loadComponent() {
    screenViewsLoader.deployViews(element);
    Element dsContextElement = element.element("dsContext");
    DsContextLoader contextLoader = new DsContextLoader(context.getDsContext().getDataSupplier());
    DsContext dsContext = contextLoader.loadDatasources(dsContextElement, context.getDsContext());
    assignXmlDescriptor(resultComponent, element);
    loadVisible(resultComponent, layoutElement);
    loadActions(resultComponent, element);
    loadSpacing(resultComponent, layoutElement);
    loadMargin(resultComponent, layoutElement);
    loadWidth(resultComponent, layoutElement);
    loadHeight(resultComponent, layoutElement);
    loadStyleName(resultComponent, layoutElement);
    loadResponsive(resultComponent, layoutElement);
    ComponentLoaderContext parentContext = (ComponentLoaderContext) getContext();
    setContext(innerContext);
    FrameContext frameContext = new FrameContextImpl(resultComponent, context.getParams());
    resultComponent.setContext(frameContext);
    if (dsContext != null) {
        resultComponent.setDsContext(dsContext);
        for (Datasource ds : dsContext.getAll()) {
            if (ds instanceof DatasourceImplementation) {
                ((DatasourceImplementation) ds).initialized();
            }
        }
        dsContext.setFrameContext(frameContext);
    }
    innerContext.setDsContext(dsContext);
    loadSubComponentsAndExpand(resultComponent, layoutElement);
    initWrapperFrame(resultComponent, element, parentContext.getParams(), parentContext);
    parentContext.getInjectTasks().addAll(innerContext.getInjectTasks());
    parentContext.getInitTasks().addAll(innerContext.getInitTasks());
    parentContext.getPostInitTasks().addAll(innerContext.getPostInitTasks());
    parentContext.getPostWrapTasks().addAll(innerContext.getPostWrapTasks());
    setContext(parentContext);
}

Example 7 with DatasourceImplementation

use of com.haulmont.cuba.gui.data.impl.DatasourceImplementation in project cuba by cuba-platform.

the class AbstractEditor method setItem.

/**
 * Called by the framework to set an edited entity after creation of all components and datasources, and after
 * {@link #init(java.util.Map)}.
 * <p>Don't override this method in subclasses, use hooks {@link #initNewItem(com.haulmont.cuba.core.entity.Entity)}
 * and {@link #postInit()} instead.</p>
 * @param item  entity instance
 */
@SuppressWarnings("unchecked")
@Override
public void setItem(Entity item) {
    if (PersistenceHelper.isNew(item)) {
        DatasourceImplementation parentDs = (DatasourceImplementation) getParentDs();
        if (parentDs == null || !parentDs.getItemsToCreate().contains(item)) {
            initNewItem((T) item);
        }
    }
    setItemInternal(item);
    postInit();
}

Example 8 with DatasourceImplementation

use of com.haulmont.cuba.gui.data.impl.DatasourceImplementation in project cuba by cuba-platform.

the class LinkCellClickListener method handleEditorCommit.

protected void handleEditorCommit(Entity editorItem, Entity rowItem, String columnId) {
    MetaPropertyPath mpp = rowItem.getMetaClass().getPropertyPath(columnId);
    if (mpp == null) {
        throw new IllegalStateException(String.format("Unable to find metaproperty %s for class %s", columnId, rowItem.getMetaClass()));
    }
    if (mpp.getRange().isClass()) {
        boolean modifiedInTable = false;
        boolean ownerDsModified = false;
        DatasourceImplementation ds = ((DatasourceImplementation) table.getDatasource());
        if (ds != null) {
            modifiedInTable = ds.getItemsToUpdate().contains(rowItem);
            ownerDsModified = ds.isModified();
        }
        rowItem.setValueEx(columnId, null);
        rowItem.setValueEx(columnId, editorItem);
        if (ds != null) {
            // remove from items to update if it was not modified before setValue
            if (!modifiedInTable) {
                ds.getItemsToUpdate().remove(rowItem);
            }
            ds.setModified(ownerDsModified);
        }
    } else {
        table.getItems().updateItem(editorItem);
    }
}

Example 9 with DatasourceImplementation

use of com.haulmont.cuba.gui.data.impl.DatasourceImplementation in project cuba by cuba-platform.

the class FragmentLoader method loadDsContext.

protected void loadDsContext(@Nullable Element dsContextElement) {
    DsContext dsContext = null;
    if (resultComponent.getFrameOwner() instanceof LegacyFrame) {
        DsContextLoader dsContextLoader;
        DsContext parentDsContext = getComponentContext().getParent().getDsContext();
        if (parentDsContext != null) {
            dsContextLoader = new DsContextLoader(parentDsContext.getDataSupplier());
        } else {
            dsContextLoader = new DsContextLoader(new GenericDataSupplier());
        }
        dsContext = dsContextLoader.loadDatasources(dsContextElement, parentDsContext, getComponentContext().getAliasesMap());
        ((ComponentLoaderContext) context).setDsContext(dsContext);
    }
    if (dsContext != null) {
        FrameOwner frameOwner = getComponentContext().getFrame().getFrameOwner();
        if (frameOwner instanceof LegacyFrame) {
            LegacyFrame frame = (LegacyFrame) frameOwner;
            frame.setDsContext(dsContext);
            for (Datasource ds : dsContext.getAll()) {
                if (ds instanceof DatasourceImplementation) {
                    ((DatasourceImplementation) ds).initialized();
                }
            }
            dsContext.setFrameContext(resultComponent.getContext());
        }
    }
}

Example 10 with DatasourceImplementation

use of com.haulmont.cuba.gui.data.impl.DatasourceImplementation in project cuba by cuba-platform.

the class WebAbstractDataGrid method createItemDatasource.

protected Datasource createItemDatasource(E item) {
    if (itemDatasources == null) {
        itemDatasources = new WeakHashMap<>();
    }
    Object fieldDatasource = itemDatasources.get(item);
    if (fieldDatasource instanceof Datasource) {
        return (Datasource) fieldDatasource;
    }
    EntityDataGridItems<E> items = getEntityDataGridItemsNN();
    Datasource datasource = DsBuilder.create().setAllowCommit(false).setMetaClass(items.getEntityMetaClass()).setRefreshMode(CollectionDatasource.RefreshMode.NEVER).setViewName(View.LOCAL).buildDatasource();
    ((DatasourceImplementation) datasource).valid();
    // noinspection unchecked
    datasource.setItem(item);
    return datasource;
}