Examples with RootEditPart org.eclipse.gef.RootEditPart used on opensource projects

Example 6 with RootEditPart

use of org.eclipse.gef.RootEditPart in project tdi-studio-se by Talend.

the class ComponentChooseDialog method dragOver.

@Override
public void dragOver(DropTargetEvent event) {
    // multi-drag for job,context, sqlPattern.
    IStructuredSelection selection = getSelection();
    if (selection.size() > 1) {
        boolean allowed = true;
        Item temItem = null;
        Iterator iter = selection.iterator();
        while (iter.hasNext()) {
            Object next = iter.next();
            if (next instanceof RepositoryNode) {
                RepositoryNode sourceNode = (RepositoryNode) next;
                IRepositoryViewObject object = sourceNode.getObject();
                if (object != null) {
                    Item selectItem = object.getProperty().getItem();
                    if (temItem == null) {
                        temItem = selectItem;
                        continue;
                    }
                    if (selectItem instanceof ProcessItem && !(temItem instanceof ProcessItem)) {
                        allowed = false;
                    } else if (selectItem instanceof ContextItem && !(temItem instanceof ContextItem)) {
                        allowed = false;
                    } else if (selectItem instanceof SQLPatternItem && !(temItem instanceof SQLPatternItem)) {
                        allowed = false;
                    }
                }
            }
        }
        if (!allowed) {
            event.detail = DND.DROP_NONE;
        }
    } else {
        CreateRequest req = ((CreateRequest) getTargetRequest());
        Object o = null;
        try {
            o = req.getNewObject();
        } catch (Exception e) {
            return;
        }
        if (!(o instanceof Node)) {
            return;
        }
        RootEditPart rep = editor.getViewer().getRootEditPart().getRoot();
        Point viewOriginalPosition = new Point();
        if (rep instanceof ScalableFreeformRootEditPart) {
            ScalableFreeformRootEditPart root = (ScalableFreeformRootEditPart) rep;
            Viewport viewport = (Viewport) root.getFigure();
            viewOriginalPosition = viewport.getViewLocation();
        }
        org.eclipse.swt.graphics.Point swtLocation = new org.eclipse.swt.graphics.Point(event.x + viewOriginalPosition.x, event.y + viewOriginalPosition.y);
        Canvas canvas = (Canvas) editor.getViewer().getControl();
        swtLocation = canvas.toControl(swtLocation);
        // System.out.println("topLeft:" + topLeftpoint + " / event:" + swtLocation);
        org.eclipse.draw2d.geometry.Point draw2dPosition = new org.eclipse.draw2d.geometry.Point(swtLocation.x, swtLocation.y);
        double zoom = 1.0;
        if (editor.getViewer().getRootEditPart() instanceof TalendScalableFreeformRootEditPart) {
            ZoomManager zoomManager = ((TalendScalableFreeformRootEditPart) editor.getViewer().getRootEditPart()).getZoomManager();
            zoom = zoomManager.getZoom();
        }
        List<ConnectionPart> connectionParts = CreateComponentOnLinkHelper.getConnectionParts(editor.getProcessPart(), draw2dPosition, (Node) o);
        double minDistance = 1000000000;
        for (ConnectionPart part : connectionParts) {
            if (part.getFigure() instanceof PolylineConnection) {
                PolylineConnection connection = (PolylineConnection) part.getFigure();
                double distance = CreateComponentOnLinkHelper.getDistanceOrthogonal(draw2dPosition.x, draw2dPosition.y, connection, zoom);
                if (distance < minDistance) {
                    selectedConnectionPart = part;
                    minDistance = Math.min(distance, minDistance);
                }
            }
        }
        if (selectedConnectionPart != null && minDistance < 15) {
            for (Object child : editor.getProcessPart().getChildren()) {
                if (child instanceof SubjobContainerPart) {
                    CreateComponentOnLinkHelper.unselectAllConnections((SubjobContainerPart) child);
                }
            }
            CreateComponentOnLinkHelper.selectConnection(selectedConnectionPart);
        } else {
            if (selectedConnectionPart != null) {
                CreateComponentOnLinkHelper.unselectConnection(selectedConnectionPart);
            }
            selectedConnectionPart = null;
        }
    }
}

Example 7 with RootEditPart

use of org.eclipse.gef.RootEditPart in project tdi-studio-se by Talend.

the class ComponentChooseDialog method createComponentOnLink.

private boolean createComponentOnLink(Node node, Point originalPoint) {
    boolean executed = false;
    RootEditPart rep = editor.getViewer().getRootEditPart().getRoot();
    Point viewOriginalPosition = new Point();
    if (rep instanceof ScalableFreeformRootEditPart) {
        ScalableFreeformRootEditPart root = (ScalableFreeformRootEditPart) rep;
        Viewport viewport = (Viewport) root.getFigure();
        viewOriginalPosition = viewport.getViewLocation();
    }
    Point point = new Point(originalPoint.x + viewOriginalPosition.x, originalPoint.y + viewOriginalPosition.y);
    point.x = (int) (point.x / AnimatableZoomManager.currentZoom);
    point.y = (int) (point.y / AnimatableZoomManager.currentZoom);
    org.talend.designer.core.ui.editor.connections.Connection targetConnection = null;
    if (selectedConnectionPart != null) {
        targetConnection = (org.talend.designer.core.ui.editor.connections.Connection) selectedConnectionPart.getModel();
    }
    if (targetConnection != null) {
        IProcess2 p = editor.getProcess();
        NodeContainer nodeContainer = ((Process) node.getProcess()).loadNodeContainer(node, false);
        // TDI-21099
        if (p instanceof Process) {
            CreateNodeContainerCommand createCmd = new CreateNodeContainerCommand((Process) p, nodeContainer, point);
            execCommandStack(createCmd);
            // reconnect the node
            Node originalTarget = (Node) targetConnection.getTarget();
            EConnectionType connectionType = EConnectionType.FLOW_MAIN;
            if (GlobalServiceRegister.getDefault().isServiceRegistered(ICamelDesignerCoreService.class)) {
                ICamelDesignerCoreService camelService = (ICamelDesignerCoreService) GlobalServiceRegister.getDefault().getService(ICamelDesignerCoreService.class);
                if (camelService.isRouteBuilderNode(node)) {
                    connectionType = camelService.getTargetConnectionType(node);
                }
            }
            INodeConnector targetConnector = node.getConnectorFromType(connectionType);
            for (INodeConnector connector : node.getConnectorsFromType(connectionType)) {
                if (connector.getMaxLinkOutput() != 0) {
                    targetConnector = connector;
                    break;
                }
            }
            ConnectionCreateCommand.setCreatingConnection(true);
            // bug 21411
            if (PluginChecker.isJobLetPluginLoaded()) {
                IJobletProviderService service = (IJobletProviderService) GlobalServiceRegister.getDefault().getService(IJobletProviderService.class);
                if (service != null && service.isJobletComponent(targetConnection.getTarget())) {
                    if (targetConnection.getTarget() instanceof Node) {
                        NodeContainer jobletContainer = ((Node) targetConnection.getTarget()).getNodeContainer();
                        // remove the old connection in the container
                        jobletContainer.getInputs().remove(targetConnection);
                    }
                }
            }
            ConnectionReconnectCommand cmd2 = new ConnectionReconnectCommand(targetConnection);
            cmd2.setNewTarget(node);
            execCommandStack(cmd2);
            List<Object> nodeArgs = CreateComponentOnLinkHelper.getTargetArgs(targetConnection, node);
            ConnectionCreateCommand nodeCmd = new ConnectionCreateCommand(node, targetConnector.getName(), nodeArgs, false);
            nodeCmd.setTarget(originalTarget);
            execCommandStack(nodeCmd);
            // Setting,such as the target is TMap
            if (node.getOutgoingConnections().size() > 0) {
                if (node.getExternalNode() instanceof MapperExternalNode) {
                    CreateComponentOnLinkHelper.setupTMap(node);
                }
                if (originalTarget.getExternalNode() instanceof MapperExternalNode) {
                    CreateComponentOnLinkHelper.updateTMap(originalTarget, targetConnection, node.getOutgoingConnections().get(0));
                }
                originalTarget.renameData(targetConnection.getName(), node.getOutgoingConnections().get(0).getName());
            }
            if (!ConnectionCreateCommand.isCreatingConnection()) {
                return true;
            }
            executed = true;
        }
    }
    return executed;
}

Example 8 with RootEditPart

use of org.eclipse.gef.RootEditPart in project tdi-studio-se by Talend.

the class XmlDragSourceListener method getTemplate.

/**
     * 
     * DOC talend Comment method "getTemplate".
     * 
     * @param event
     * @return the validate drag able node list
     */
@Override
protected Object getTemplate(DragSourceEvent event) {
    final RootEditPart rootEditPart = getViewer().getRootEditPart();
    if (rootEditPart instanceof AbstractGraphicalEditPart) {
        AbstractGraphicalEditPart graphicPart = (AbstractGraphicalEditPart) rootEditPart;
        final IFigure figure = graphicPart.getFigure();
        final IFigure findFigureAt = figure.findFigureAt(new Point(event.x, event.y));
        if (findFigureAt instanceof ISash) {
            return findFigureAt;
        }
    }
    List<EditPart> filtedSelection = new ArrayList<EditPart>();
    for (Object part : getViewer().getSelectedEditParts()) {
        if (part instanceof TreeNodeEditPart || part instanceof VarNodeEditPart) {
            filtedSelection.add((EditPart) part);
        }
    }
    if (filtedSelection == null || filtedSelection.isEmpty()) {
        return null;
    }
    List toTransfer = new ArrayList();
    TransferdType type = null;
    List<TableEntityPart> partList = new ArrayList<TableEntityPart>();
    EditPart lastSelection = filtedSelection.get(filtedSelection.size() - 1);
    if (lastSelection instanceof TreeNodeEditPart && !(lastSelection instanceof OutputTreeNodeEditPart)) {
        type = TransferdType.INPUT;
    } else if (lastSelection instanceof VarNodeEditPart) {
        type = TransferdType.VAR;
    }
    if (type != null) {
        if (filtedSelection.size() > 1) {
            partList.addAll(lastSelection.getParent().getChildren());
            Map<EditPart, Integer> partAndIndex = new HashMap<EditPart, Integer>();
            if (type == TransferdType.INPUT) {
                for (EditPart treePart : filtedSelection) {
                    if (!XmlMapUtil.isDragable((TreeNode) treePart.getModel())) {
                        return null;
                    }
                }
                MapperTablePart abstractInOutTreePart = MapperUtils.getMapperTablePart((TableEntityPart) lastSelection);
                if (abstractInOutTreePart != null) {
                    partList = MapperUtils.getFlatChildrenPartList(abstractInOutTreePart);
                }
            } else {
                partList.addAll(lastSelection.getParent().getChildren());
            }
            for (EditPart selected : filtedSelection) {
                int indexOf = partList.indexOf(selected);
                if (indexOf != -1) {
                    partAndIndex.put(selected, indexOf);
                    int index = 0;
                    for (int i = 0; i < toTransfer.size(); i++) {
                        if (indexOf > partAndIndex.get(toTransfer.get(i))) {
                            index = i + 1;
                        }
                    }
                    toTransfer.add(index, selected);
                }
            }
        } else {
            if (lastSelection.getModel() instanceof TreeNode && !XmlMapUtil.isDragable((TreeNode) lastSelection.getModel())) {
                return null;
            }
            toTransfer.add(lastSelection);
        }
        return new TransferedObject(toTransfer, type);
    }
    return null;
}

Example 9 with RootEditPart

use of org.eclipse.gef.RootEditPart in project knime-core by knime.

the class WorkflowEditor method isNodeAtRel.

private boolean isNodeAtRel(final Point relativeLoc) {
    EditPart ep = getViewer().findObjectAt(relativeLoc);
    if (ep == null) {
        return false;
    }
    while (!(ep instanceof RootEditPart)) {
        if (ep instanceof NodeContainerEditPart) {
            return true;
        }
        EditPart parent = ep.getParent();
        // avoid endless loops
        if (parent == null || parent.equals(ep)) {
            return false;
        }
        ep = parent;
    }
    return false;
}