Examples with DiagramConnectionPart org.eclipse.sapphire.ui.diagram.DiagramConnectionPart used on opensource projects

Example 6 with DiagramConnectionPart

use of org.eclipse.sapphire.ui.diagram.DiagramConnectionPart in project liferay-ide by liferay.

the class WorkflowDefinitionLayoutPersistenceService method _load.

private void _load() {
    SapphireDiagramEditorPagePart part = _part();
    part.setGridVisible(part.adapt(WorkflowDefinitionEditor.class).isGridVisible());
    part.setShowGuides(part.adapt(WorkflowDefinitionEditor.class).isShowGuides());
    ConnectionService connService = part.service(ConnectionService.class);
    for (WorkflowNode workflowNode : _definition().getDiagramNodes()) {
        DiagramNodePart nodePart = part.getDiagramNodePart(workflowNode);
        if (nodePart != null) {
            WorkflowNodeMetadata metadata = workflowNode.getMetadata().content(false);
            Position position = metadata.getPosition();
            Value<Integer> valueX = position.getX();
            Value<Integer> valueY = position.getY();
            DiagramNodeBounds bounds = new DiagramNodeBounds(valueX.content(), valueY.content(), -1, -1, false, false);
            nodePart.setNodeBounds(bounds);
            ListFactory<Transition> transitionsList = ListFactory.start();
            for (Transition transition : workflowNode.nearest(CanTransition.class).getTransitions()) {
                transitionsList.add(transition);
            }
            List<Transition> transitions = transitionsList.result();
            for (Transition transition : transitions) {
                DiagramConnectionPart connPart = _getConnectionPart(connService, transition);
                if (connPart != null) {
                    TransitionMetadata transitionMetadata = _getTransitionMetadata(transition, metadata);
                    if (transitionMetadata == null) {
                        continue;
                    }
                    List<ConnectionBendpoint> bendpoints = transitionMetadata.getBendpoints();
                    if (ListUtil.isNotEmpty(bendpoints)) {
                        int index = 0;
                        for (ConnectionBendpoint bendpoint : bendpoints) {
                            connPart.addBendpoint(index++, bendpoint.getX().content(), bendpoint.getY().content());
                        }
                    }
                    Position labelPosition = transitionMetadata.getLabelLocation();
                    if (labelPosition != null) {
                        connPart.setLabelPosition(new Point(labelPosition.getX().content(), labelPosition.getY().content()));
                    }
                }
            }
        }
    }
    for (DiagramConnectionPart connPart : connService.list()) {
        connPart.attach(_connectionPartListener);
    }
}

Example 7 with DiagramConnectionPart

use of org.eclipse.sapphire.ui.diagram.DiagramConnectionPart in project liferay-ide by liferay.

the class WorkflowDefinitionLayoutPersistenceService method _handleWorkflowNodeMetaChange.

private void _handleWorkflowNodeMetaChange(WorkflowNodeMetadata workflowNodeMetadata) {
    WorkflowNode workflowNode = workflowNodeMetadata.nearest(WorkflowNode.class);
    if (workflowNode == null) {
        return;
    }
    DiagramNodePart nodePart = _part().getDiagramNodePart(workflowNode);
    if (nodePart != null) {
        Position position = workflowNodeMetadata.getPosition();
        Value<Integer> valueX = position.getX();
        Value<Integer> valueY = position.getY();
        DiagramNodeBounds nodeBounds = nodePart.getNodeBounds();
        if ((nodeBounds.getX() != valueX.content()) || (nodeBounds.getY() != valueY.content())) {
            nodePart.setNodeBounds(new DiagramNodeBounds(valueX.content(), valueY.content()));
        }
    }
    ConnectionService connService = _part().service(ConnectionService.class);
    if (workflowNode instanceof CanTransition) {
        CanTransition canTransition = (CanTransition) workflowNode;
        ElementList<Transition> transitions = canTransition.getTransitions();
        for (Transition transition : transitions) {
            List<Point> bendpoints = new ArrayList<>();
            DiagramConnectionPart connPart = _getConnectionPart(connService, transition);
            if (connPart != null) {
                TransitionMetadata transitionMetadata = _getTransitionMetadata(transition, workflowNodeMetadata);
                if (transitionMetadata != null) {
                    for (ConnectionBendpoint bendpoint : transitionMetadata.getBendpoints()) {
                        bendpoints.add(new Point(bendpoint.getX().content(), bendpoint.getY().content()));
                    }
                    connPart.resetBendpoints(bendpoints);
                }
            }
        }
    }
}

Example 8 with DiagramConnectionPart

use of org.eclipse.sapphire.ui.diagram.DiagramConnectionPart in project liferay-ide by liferay.

the class WorkflowDefinitionLayoutPersistenceService method _save.

private void _save() {
    _refreshPersistedPartsCache();
    /*
		 * For nodes that are placed using default node positions and connection
		 * bend points that are calculated using connection router, we don't
		 * modify the corresponding model properties in order to allow "revert"
		 * in source editor to work correctly. So we need to do an explicit save
		 * of the node bounds and connection bend points here.
		 */
    _removeWorkflowNodeListeners();
    _removeBendpointListeners();
    for (DiagramNodePart nodePart : _part().getNodes()) {
        Element modelElement = nodePart.getLocalModelElement();
        WorkflowNode workflowNode = (WorkflowNode) modelElement;
        if (!workflowNode.disposed()) {
            _writeWorkflowNodeBoundsToMetaData(workflowNode, nodePart);
            DiagramNodeBounds nodePartBounds = nodePart.getNodeBounds();
            nodePartBounds.setAutoLayout(false);
            nodePart.setNodeBounds(nodePartBounds);
        }
    }
    for (DiagramConnectionPart connPart : _part().getConnections()) {
        Element modelElement = connPart.getLocalModelElement();
        Transition transition = (Transition) modelElement;
        if (!transition.disposed()) {
            _writeTransitionBendPoints(transition, connPart);
        }
    }
    _addWorkflowNodeListeners();
    _addBendpointListeners();
}

Example 9 with DiagramConnectionPart

use of org.eclipse.sapphire.ui.diagram.DiagramConnectionPart in project liferay-ide by liferay.

the class ShowDiagramPartActionHandler method run.

@Override
protected Object run(Presentation context) {
    SapphireDiagramEditorPagePart diagramPart = context.part().nearest(SapphireDiagramEditorPagePart.class);
    if (diagramPart != null) {
        LabelProvider labelProvider = new LabelProvider() {

            @Override
            public Image getImage(Object element) {
                if (element instanceof DiagramNodePart) {
                    DiagramNodePart diagramNodePart = (DiagramNodePart) element;
                    Element modelElement = diagramNodePart.getLocalModelElement();
                    return diagramPart.getSwtResourceCache().image(modelElement.type().image());
                } else if (element instanceof DiagramConnectionPart) {
                    return diagramPart.getSwtResourceCache().image(Transition.TYPE.image());
                } else {
                    return diagramPart.getSwtResourceCache().image(WorkflowNode.TYPE.image());
                }
            }

            @Override
            public String getText(Object element) {
                if (element instanceof DiagramNodePart) {
                    return ((DiagramNodePart) element).getId();
                } else if (element instanceof DiagramConnectionPart) {
                    return ((DiagramConnectionPart) element).getLabel();
                } else {
                    if (element != null) {
                        return element.toString();
                    }
                    return "";
                }
            }
        };
        ElementListSelectionDialog dialog = new ElementListSelectionDialog(((SwtPresentation) context).shell(), labelProvider);
        List<SapphirePart> parts = new ArrayList<>();
        parts.addAll(diagramPart.getNodes());
        parts.addAll(diagramPart.getConnections());
        dialog.setElements(parts.toArray());
        dialog.setMultipleSelection(false);
        dialog.setHelpAvailable(false);
        dialog.setTitle("Find Part");
        dialog.setMessage("Select part:");
        dialog.open();
        Object[] result = dialog.getResult();
        if ((result != null) && (result.length == 1)) {
            // select node in diagram
            ISapphirePart part = (ISapphirePart) result[0];
            if (part instanceof DiagramConnectionPart || part instanceof DiagramNodePart) {
                /*
					 * diagramPart.setSelections( ReadOnlyListFactory.create(
					 * part ) );
					 */
                SapphireDiagramEditor diagramEditor = diagramPart.adapt(SapphireDiagramEditor.class);
                GraphicalViewer viewer = diagramEditor.getGraphicalViewer();
                GraphicalEditPart editpart = diagramEditor.getGraphicalEditPart(part);
                if (editpart != null) {
                    // Force a layout first.
                    viewer.flush();
                    viewer.select(editpart);
                    viewer.reveal(editpart);
                }
            }
        }
    }
    return null;
}