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Example 1 with ReplaceMetaNodeTemplateCommand

use of org.knime.workbench.editor2.commands.ReplaceMetaNodeTemplateCommand in project knime-core by knime.

the class NewWorkflowContainerEditPolicy method handleMetaNodeTemplateDrop.

/**
 * @param manager the workflow manager
 * @param request the drop request
 * @param filestore the location of the metanode template
 */
private Command handleMetaNodeTemplateDrop(final WorkflowManager manager, final CreateDropRequest request, final AbstractExplorerFileStore filestore) {
    RequestType requestType = request.getRequestType();
    Point location = request.getLocation();
    boolean snapToGrid = WorkflowEditor.getActiveEditorSnapToGrid();
    if (requestType.equals(RequestType.CREATE)) {
        // create metanode from template
        return new CreateMetaNodeTemplateCommand(manager, filestore, location, snapToGrid);
    } else {
        AbstractEditPart editPart = request.getEditPart();
        if (requestType.equals(RequestType.INSERT)) {
            // insert metanode from template into connection
            InsertMetaNodeTempalteCommand insertCommand = new InsertMetaNodeTempalteCommand(manager, filestore, location, snapToGrid, (ConnectionContainerEditPart) editPart);
            if (request.createSpace()) {
                CreateSpaceAction csa = new CreateSpaceAction((WorkflowEditor) PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor(), request.getDirection(), request.getDistance());
                return insertCommand.chain(csa.createCompoundCommand(csa.selectedParts()));
            } else {
                return insertCommand;
            }
        } else if (requestType.equals(RequestType.REPLACE)) {
            // replace node with metanode from template
            return new ReplaceMetaNodeTemplateCommand(manager, filestore, location, snapToGrid, (NodeContainerEditPart) editPart);
        } else {
            return null;
        }
    }
}
Also used : ReplaceMetaNodeTemplateCommand(org.knime.workbench.editor2.commands.ReplaceMetaNodeTemplateCommand) CreateMetaNodeTemplateCommand(org.knime.workbench.editor2.commands.CreateMetaNodeTemplateCommand) NodeContainerEditPart(org.knime.workbench.editor2.editparts.NodeContainerEditPart) AbstractEditPart(org.eclipse.gef.editparts.AbstractEditPart) Point(org.eclipse.draw2d.geometry.Point) InsertMetaNodeTempalteCommand(org.knime.workbench.editor2.commands.InsertMetaNodeTempalteCommand) CreateSpaceAction(org.knime.workbench.editor2.actions.CreateSpaceAction) RequestType(org.knime.workbench.editor2.CreateDropRequest.RequestType)

Aggregations

Point (org.eclipse.draw2d.geometry.Point)1 AbstractEditPart (org.eclipse.gef.editparts.AbstractEditPart)1 RequestType (org.knime.workbench.editor2.CreateDropRequest.RequestType)1 CreateSpaceAction (org.knime.workbench.editor2.actions.CreateSpaceAction)1 CreateMetaNodeTemplateCommand (org.knime.workbench.editor2.commands.CreateMetaNodeTemplateCommand)1 InsertMetaNodeTempalteCommand (org.knime.workbench.editor2.commands.InsertMetaNodeTempalteCommand)1 ReplaceMetaNodeTemplateCommand (org.knime.workbench.editor2.commands.ReplaceMetaNodeTemplateCommand)1 NodeContainerEditPart (org.knime.workbench.editor2.editparts.NodeContainerEditPart)1