Examples with SubNodeContainer org.knime.core.node.workflow.SubNodeContainer used on opensource projects

Example 26 with SubNodeContainer

use of org.knime.core.node.workflow.SubNodeContainer in project knime-core by knime.

the class ReconfigureMetaNodeCommand method canExecute.

/**
 * {@inheritDoc}
 */
@Override
public boolean canExecute() {
    if (!super.canExecute()) {
        return false;
    }
    if (m_metanodeID == null) {
        return false;
    }
    NodeContainer nc = getHostWFM().getNodeContainer(m_metanodeID);
    boolean isWriteProtected;
    if (nc instanceof WorkflowManager) {
        isWriteProtected = ((WorkflowManager) nc).isWriteProtected();
    } else if (nc instanceof SubNodeContainer) {
        isWriteProtected = ((SubNodeContainer) nc).isWriteProtected();
    } else {
        return false;
    }
    if (!(nc instanceof WorkflowManager) && !(nc instanceof SubNodeContainer)) {
        return false;
    }
    if (isWriteProtected) {
        return false;
    }
    // at least one thing to change should be set
    return (m_inPorts != null || m_outPorts != null || m_name != null);
}