Examples with NodeTemplate org.knime.workbench.repository.model.NodeTemplate used on opensource projects

Example 11 with NodeTemplate

use of org.knime.workbench.repository.model.NodeTemplate in project knime-core by knime.

the class WorkflowCoachDragSource method dragStart.

/**
 * {@inheritDoc}
 */
@Override
public void dragStart(final DragSourceEvent event) {
    IStructuredSelection sel = (IStructuredSelection) m_view.getSelection();
    event.detail = DND.DROP_COPY;
    // selected
    if (!(sel.getFirstElement() instanceof NodeTemplate) || (sel.size() != 1)) {
        event.doit = false;
    } else {
        event.doit = true;
        LocalSelectionTransfer.getTransfer().setSelection(sel);
    }
}

Example 12 with NodeTemplate

use of org.knime.workbench.repository.model.NodeTemplate in project knime-core by knime.

the class AbstractRepositoryView method hookDoubleClickAction.

private void hookDoubleClickAction() {
    m_viewer.addDoubleClickListener(new IDoubleClickListener() {

        @Override
        public void doubleClick(final DoubleClickEvent event) {
            Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
            if (o instanceof NodeTemplate) {
                NodeTemplate tmplt = (NodeTemplate) o;
                NodeFactory<? extends NodeModel> nodeFact;
                try {
                    nodeFact = tmplt.createFactoryInstance();
                } catch (Exception e) {
                    LOGGER.error("Unable to instantiate the selected node " + tmplt.getFactory().getName(), e);
                    return;
                }
                boolean added = NodeProvider.INSTANCE.addNode(nodeFact);
                if (added) {
                    NodeUsageRegistry.addNode(tmplt);
                }
            } else if (o instanceof MetaNodeTemplate) {
                MetaNodeTemplate mnt = (MetaNodeTemplate) o;
                NodeID metaNode = mnt.getManager().getID();
                NodeProvider.INSTANCE.addMetaNode(WorkflowManager.META_NODE_ROOT, metaNode);
            } else if (o instanceof Category) {
                m_viewer.setExpandedState(o, !m_viewer.getExpandedState(o));
            }
        }
    });
}

Example 13 with NodeTemplate

use of org.knime.workbench.repository.model.NodeTemplate in project knime-core by knime.

the class AbstractRepositoryView method enrichWithAdditionalInfo.

/**
 * This methods recursively retrieves and enriches the repository objects with additional information,
 * e.g. number of ports, whether the node is streamable and/or distributable, etc.
 * Should be called only after the repository content was already loaded with {@link #readRepository(Composite, IProgressMonitor)}.
 */
protected void enrichWithAdditionalInfo(final IRepositoryObject parent, final IProgressMonitor monitor, final boolean updateTreeStructure) {
    if (monitor.isCanceled()) {
        return;
    }
    if (!m_additionalInfoAvailable) {
        if (parent instanceof IContainerObject) {
            IRepositoryObject[] children = ((IContainerObject) parent).getChildren();
            for (IRepositoryObject child : children) {
                enrichWithAdditionalInfo(child, monitor, updateTreeStructure);
            }
        } else if (parent instanceof NodeTemplate) {
            NodeTemplate nodeTemplate = (NodeTemplate) parent;
            try {
                NodeFactory<? extends NodeModel> nf = nodeTemplate.createFactoryInstance();
                NodeModel nm = nf.createNodeModel();
                // check whether the current node model overrides the #createStreamableOperator-method
                Method m = nm.getClass().getMethod("createStreamableOperator", PartitionInfo.class, PortObjectSpec[].class);
                if (m.getDeclaringClass() != NodeModel.class) {
                    // method has been overriden -> node is probably streamable or distributable
                    nodeTemplate.addAdditionalInfo(KEY_INFO_STREAMABLE, "streamable");
                }
            // possible TODO: parse xml description and get some more additional information (e.g. short description, ...)
            // nodeTemplate.addAdditionalInfo(KEY_INFO_SHORT_DESCRIPTION,
            // "this could be the short description, number of ports etc.");
            } catch (Throwable t) {
                LOGGER.error("Unable to instantiate the node " + nodeTemplate.getFactory().getName(), t);
                return;
            }
            if (!updateTreeStructure) {
                Display.getDefault().asyncExec(new Runnable() {

                    @Override
                    public void run() {
                        if (!m_viewer.getControl().isDisposed()) {
                            m_viewer.update(parent, null);
                        }
                    }
                });
            } else {
                Display.getDefault().asyncExec(new Runnable() {

                    @Override
                    public void run() {
                        if (!m_viewer.getControl().isDisposed()) {
                            m_viewer.update(parent, null);
                            TreeViewerUpdater.update(m_viewer, true, false);
                        }
                    }
                });
            }
        }
    }
}

Example 14 with NodeTemplate

use of org.knime.workbench.repository.model.NodeTemplate in project knime-core by knime.

the class FavoriteNodesDragSource method dragStart.

/**
 * {@inheritDoc}
 */
public void dragStart(final DragSourceEvent event) {
    IStructuredSelection sel = (IStructuredSelection) m_view.getSelection();
    LocalSelectionTransfer.getTransfer().setSelection(sel);
    event.detail = DND.DROP_COPY;
    // selected
    if (!(sel.getFirstElement() instanceof NodeTemplate) || (sel.size() != 1)) {
        event.doit = false;
    } else {
        event.doit = true;
    }
}

Example 15 with NodeTemplate

use of org.knime.workbench.repository.model.NodeTemplate in project knime-core by knime.

the class FavoriteNodesManager method loadFavoriteNodes.

private void loadFavoriteNodes(final XMLMemento favoriteNodes) {
    IMemento favNodes = favoriteNodes.getChild(TAG_PERSONAL_FAVS);
    for (IMemento favNode : favNodes.getChildren(TAG_FAVORITE)) {
        String id = favNode.getString(TAG_NODE_ID);
        NodeTemplate node = RepositoryManager.INSTANCE.getNodeTemplate(id);
        if (node != null) {
            addFavoriteNode(node);
        }
    }
    IMemento freqNodes = favoriteNodes.getChild(TAG_MOST_FREQUENT);
    NodeUsageRegistry.loadFrequentNodes(freqNodes);
    IMemento lastNodes = favoriteNodes.getChild(TAG_LAST_USED);
    NodeUsageRegistry.loadLastUsedNodes(lastNodes);
    updateNodes();
}