Java 类org.eclipse.gef.commands.Command 实例源码

项目：Hydrograph 文件：NodeConnectionEditPolicy.java

@Override
protected Command getConnectionCreateCommand(
        CreateConnectionRequest request) {

    LinkCommand command = new LinkCommand();
    command.setConnection(new Link());
    command.setSource(getComponentEditPart().getCastedModel());
    ConnectionAnchor ctor = getComponentEditPart().getSourceConnectionAnchor(
            request);
    if (ctor == null)
        return null;

    command.setSourceTerminal(getComponentEditPart()
            .mapConnectionAnchorToTerminal(ctor));

    request.setStartCommand(command);
    return command;

}

项目：Open_Source_ECOA_Toolset_AS5 文件：ModuleInstanceLayoutPolicy.java

@Override
protected Command getCreateCommand(CreateRequest request) {
    Command ret = null;
    if (request.getNewObjectType().equals(ModuleInstancePropertyNode.class) && getHost().getModel() instanceof ModuleInstanceNode) {
        ModuleInstancePropertyCreateCommand cmd = new ModuleInstancePropertyCreateCommand();
        Node node = (Node) request.getNewObject();
        node.setParent((Node) getHost().getModel());
        Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
        Point viewSize = vp.getViewLocation();
        Point p = request.getLocation();
        p.setX(p.x + viewSize.x);
        p.setY(p.y + viewSize.y);
        p = node.getAnchor(p, 2);
        cmd.setNode((ModuleInstancePropertyNode) node);
        cmd.setParent((ModuleInstanceNode) node.getParent());
        cmd.setLocation(new Rectangle(p.x, p.y, ModuleInstancePropertyNode.DEF_WIDTH, ModuleInstancePropertyNode.DEF_HEIGHT));
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：BendpointPolicy.java

@Override
protected Command getMoveBendpointCommand(BendpointRequest request) {
    Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
    Point viewSize = vp.getViewLocation();
    Point p = request.getLocation();
    p.setX(p.x + viewSize.x);
    p.setY(p.y + viewSize.y);
    BendpointMoveCommand cmd = new BendpointMoveCommand();
    cmd.setLink((Link) request.getSource().getModel());
    cmd.setIndex(request.getIndex());
    cmd.setNewLocation(p);
    return cmd;
}

项目：Hydrograph 文件：NodeConnectionEditPolicy.java

@Override
protected Command getReconnectSourceCommand(
        ReconnectRequest request) {

    Link link=(Link)request.getConnectionEditPart().getModel();
    Component comp=getComponentEditPart().getCastedModel();

    LinkReconnectSourceCommand cmd=new LinkReconnectSourceCommand(link);
    cmd.setOldSource(link);
    cmd.setNewSource(comp);
    ConnectionAnchor anchor=getComponentEditPart().getSourceConnectionAnchor(request);
    if(anchor==null){
        return null;
    }
    cmd.setNewSourceTerminal(getComponentEditPart().mapConnectionAnchorToTerminal(anchor));


    return cmd;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：PlatformConfigurationLayoutPolicy.java

@Override
protected Command getCreateCommand(CreateRequest request) {
    Command ret = null;
    if (request.getNewObjectType().equals(ComputingNodeConfigurationNode.class) && (getHost().getModel() instanceof PlatformConfigurationNode)) {
        ComputingNodeConfigurationCreateCommand cmd = new ComputingNodeConfigurationCreateCommand();
        Node node = (Node) request.getNewObject();
        node.setParent((Node) getHost().getModel());
        Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
        Point viewSize = vp.getViewLocation();
        Point p = request.getLocation();
        p.setX(p.x + viewSize.x);
        p.setY(p.y + viewSize.y);
        p = node.getAnchor(p, 1);
        cmd.setNode((ComputingNodeConfigurationNode) node);
        cmd.setParent((PlatformConfigurationNode) node.getParent());
        cmd.setLocation(new Rectangle(p.x, p.y, ComputingNodeConfigurationNode.DEF_WIDTH, ComputingNodeConfigurationNode.DEF_HEIGHT));
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：LogicalSystemLayoutPolicy.java

@Override
protected Command getCreateCommand(CreateRequest request) {
    Command ret = null;
    if (request.getNewObjectType().equals(LogicalComputingPlatformNode.class) && (getHost().getModel() instanceof LogicalSystemNode)) {
        LogicalComputingPlatformCreateCommand cmd = new LogicalComputingPlatformCreateCommand();
        Node node = (Node) request.getNewObject();
        node.setParent((Node) getHost().getModel());
        Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
        Point viewSize = vp.getViewLocation();
        Point p = request.getLocation();
        p.setX(p.x + viewSize.x);
        p.setY(p.y + viewSize.y);
        cmd.setNode((LogicalComputingPlatformNode) node);
        cmd.setParent((LogicalSystemNode) node.getParent());
        cmd.setLocation(new Rectangle(p.x, p.y, LogicalComputingPlatformNode.DEF_WIDTH, LogicalComputingPlatformNode.DEF_HEIGHT));
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：LogicalComputingPlatformLayoutPolicy.java

@Override
protected Command getCreateCommand(CreateRequest request) {
    Command ret = null;
    if (request.getNewObjectType().equals(LogicalComputingNode.class) && (getHost().getModel() instanceof LogicalComputingPlatformNode)) {
        LogicalComputingCreateCommand cmd = new LogicalComputingCreateCommand();
        Node node = (Node) request.getNewObject();
        node.setParent((Node) getHost().getModel());
        Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
        Point viewSize = vp.getViewLocation();
        Point p = request.getLocation();
        p.setX(p.x + viewSize.x);
        p.setY(p.y + viewSize.y);
        p = node.getAnchor(p, 1);
        cmd.setNode((LogicalComputingNode) node);
        cmd.setParent((LogicalComputingPlatformNode) node.getParent());
        cmd.setLocation(new Rectangle(p.x, p.y, LogicalComputingNode.DEF_WIDTH, LogicalComputingNode.DEF_HEIGHT));
        ret = cmd;
    }
    return ret;
}

项目：bdf2 文件：ConnectionBendpointEditPolicy.java

protected Command getCreateBendpointCommand(BendpointRequest request) {
    CreateBendpointCommand com = new CreateBendpointCommand();
    Point p = request.getLocation();
    conn = getConnection();
    conn.translateToRelative(p);
    com.setLocation(p);
    Point ref1 = conn.getSourceAnchor().getReferencePoint();
    Point ref2 = conn.getTargetAnchor().getReferencePoint();

    conn.translateToRelative(ref1);
    conn.translateToRelative(ref2);

    com.setRelativeDimensions(p.getDifference(ref1), p.getDifference(ref2));
    com.setConn((Connection) request.getSource().getModel());
    com.setIndex(request.getIndex());
    return com;
}

项目：bdf2 文件：ColumnOrderedLayoutEditPolicy.java

@Override
protected Command createMoveChildCommand(EditPart child, EditPart after) {
    if (child == after || getHost().getChildren().size() == 1) {
        return null;
    }
    int index = getHost().getChildren().indexOf(child);
    if (index == 0) {
        if (after == null)
            return null;
    } else {
        if (after == getHost().getChildren().get(index - 1))
            return null;
    }
    ColumnReorderCommand cmd = new ColumnReorderCommand((Table) getHost().getModel(), (Column) child.getModel());
    if (after != null) {
        cmd.setAfterColumn((Column) after.getModel());
    }
    return cmd;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ComponentNodeLayoutPolicy.java

@Override
protected Command getCreateCommand(CreateRequest request) {
    Command ret = null;
    if (request.getNewObjectType().equals(ComponentPropertyNode.class) && (getHost().getModel() instanceof ComponentNode)) {
        ComponentPropertyNodeCreateCommand cmd = new ComponentPropertyNodeCreateCommand();
        Node node = (Node) request.getNewObject();
        node.setParent((Node) getHost().getModel());
        Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
        Point viewSize = vp.getViewLocation();
        Point p = request.getLocation();
        p.setX(p.x + viewSize.x);
        p.setY(p.y + viewSize.y);
        p = node.getAnchor(p, 1);
        cmd.setNode((ComponentPropertyNode) node);
        cmd.setParent((ComponentNode) node.getParent());
        cmd.setLocation(new Rectangle(p.x, p.y, ComponentPropertyNode.DEF_WIDTH, ComponentPropertyNode.DEF_HEIGHT));
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ComponentNodeLayoutPolicy.java

@Override
protected Command getCreateCommand(CreateRequest request) {
    Command ret = null;
    if (request.getNewObjectType().equals(ComponentPropertyNode.class) && (getHost().getModel() instanceof ComponentNode)) {
        ComponentPropertyNodeCreateCommand cmd = new ComponentPropertyNodeCreateCommand();
        Node node = (Node) request.getNewObject();
        node.setParent((Node) getHost().getModel());
        Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
        Point viewSize = vp.getViewLocation();
        Point p = request.getLocation();
        p.setX(p.x + viewSize.x);
        p.setY(p.y + viewSize.y);
        p = node.getAnchor(p, 1);
        cmd.setNode((ComponentPropertyNode) node);
        cmd.setParent((ComponentNode) node.getParent());
        cmd.setLocation(new Rectangle(p.x, p.y, ComponentPropertyNode.DEF_WIDTH, ComponentPropertyNode.DEF_HEIGHT));
        ret = cmd;
    }
    return ret;
}

项目：Hydrograph 文件：NodeConnectionEditPolicy.java

@Override
protected Command getConnectionCompleteCommand(
        CreateConnectionRequest request) {

    LinkCommand command = (LinkCommand) request
            .getStartCommand();
    command.setTarget(getComponentEditPart().getCastedModel());
    ConnectionAnchor ctor = getComponentEditPart().getTargetConnectionAnchor(
            request);
    if (ctor == null)
        return null;


    command.setTargetTerminal(getComponentEditPart()
            .mapConnectionAnchorToTerminal(ctor));

    return command;
}

项目：bdf2 文件：ConnectionBendpointEditPolicy.java

protected Command getMoveBendpointCommand(BendpointRequest request) {
    MoveBendpointCommand com = new MoveBendpointCommand();
    Point p = request.getLocation();
    conn = getConnection();
    conn.translateToRelative(p);

    com.setLocation(p);

    Point ref1 = getConnection().getSourceAnchor().getReferencePoint();
    Point ref2 = getConnection().getTargetAnchor().getReferencePoint();

    conn.translateToRelative(ref1);
    conn.translateToRelative(ref2);

    com.setRelativeDimensions(p.getDifference(ref1), p.getDifference(ref2));
    com.setConn((Connection) request.getSource().getModel());
    com.setIndex(request.getIndex());
    return com;
}

项目：Hydrograph 文件：NodeConnectionEditPolicy.java

@Override
protected Command getReconnectTargetCommand(
        ReconnectRequest request) {
    Link link=(Link)request.getConnectionEditPart().getModel();
    Component component=getComponentEditPart().getCastedModel();
    ConnectionAnchor anchor=getComponentEditPart().getTargetConnectionAnchor(request);
    if(anchor==null){
        return null;
    }
    LinkReconnectTargetCommand command=new LinkReconnectTargetCommand(link);
    command.setOldTarget(link);
    command.setNewTarget(component);
    command.setNewTargetTerminal(getComponentEditPart().mapConnectionAnchorToTerminal(anchor));

    return command;
}

项目：gw4e.project 文件：CopyNodeAction.java

private Command createCopyCommand(List<Object> selectedObjects) {
    if (selectedObjects == null || selectedObjects.isEmpty()) {
        return null;
    }

    CopyNodeCommand cmd = new CopyNodeCommand();
    Iterator<Object> it = selectedObjects.iterator();
    while (it.hasNext()) {
        Object obj =  it.next();
        if (!(obj instanceof EditPart)) continue;
        EditPart ep = (EditPart) obj;
        if (!(ep.getModel() instanceof GWNode)) continue;
        GWNode gWNode = (GWNode) ep.getModel();
        if (!cmd.isCopyableNode(gWNode))
            return null;
        cmd.addElement(ep);
    }
    return cmd;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ModuleInstanceLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：TriggerInstanceEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof TriggerInstanceNode) {
        TriggerInstanceNode pNode = (TriggerInstanceNode) node;
        TriggerInstanceDeleteCommand cmd = new TriggerInstanceDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((ComponentImplementationNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ModuleInstanceEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof ModuleInstanceNode) {
        ModuleInstanceNode pNode = (ModuleInstanceNode) node;
        ModuleInstanceDeleteCommand cmd = new ModuleInstanceDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((ModuleTypeNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：DynamicTriggerInstanceEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof DynamicTriggerInstanceNode) {
        DynamicTriggerInstanceNode pNode = (DynamicTriggerInstanceNode) node;
        DynamicTriggerInstanceDeleteCommand cmd = new DynamicTriggerInstanceDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((ComponentImplementationNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：bdf2 文件：TableModifyEditPolicy.java

@Override
public Command getCommand(Request request) {
    if (request.getType().equals(RequestConstants.TABLE_MODIFY)) {
        return createTableModifyCommand(request);
    }
    return null;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ComponentImplementationLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：LinkEditPolicy.java

@Override
protected Command getDeleteCommand(GroupRequest request) {
    LinkDeleteCommand cmd = new LinkDeleteCommand();
    cmd.setLink((Link) getHost().getModel());
    cmd.setSource(cmd.getLink().getSource());
    cmd.setTarget(cmd.getLink().getTarget());
    return cmd;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ModuleTypeEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof ModuleTypeNode) {
        ModuleTypeNode pNode = (ModuleTypeNode) node;
        ModuleTypeDeleteCommand cmd = new ModuleTypeDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((ComponentImplementationNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：DynamicTriggerInstanceLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：bdf2 文件：TransitionBendpointEditPolicy.java

@Override
protected Command getMoveBendpointCommand(BendpointRequest request) {
    MoveBendpointCommand command=new MoveBendpointCommand();
    Point point = request.getLocation();
    int index=request.getIndex();
    Transition transition=(Transition)getHost().getModel();
    command.setIndex(index);
    command.setPoint(point);
    command.setTransition(transition);
    return command;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ModuleImplementationEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof ModuleImplementationNode) {
        ModuleImplementationNode pNode = (ModuleImplementationNode) node;
        ModuleImplementationDeleteCommand cmd = new ModuleImplementationDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((ModuleTypeNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ServiceLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：bdf2 文件：TableModifyEditPolicy.java

@SuppressWarnings("unchecked")
public Command createTableModifyCommand(Request request) {
    Map<String, Object> map = request.getExtendedData();
    Table model = (Table) getHost().getModel();
    Table data = (Table) map.get(TableModifyCommand.TEMP_DATA);
    return new TableModifyCommand(model, data);
}

项目：Open_Source_ECOA_Toolset_AS5 文件：LinkCreatePolicy.java

@Override
protected Command getConnectionCreateCommand(CreateConnectionRequest request) {
    Node start = (Node) getHost().getModel();
    if (start instanceof ServiceOperationNode || start instanceof TriggerInstanceTerminalNode || start instanceof DynamicTriggerInstanceTerminalNode || start instanceof ModuleOperationNode) {
        LinkCreateCommand cmd = new LinkCreateCommand();
        cmd.setSource(start);
        cmd.setLink((Link) request.getNewObject());
        request.setStartCommand(cmd);
        return cmd;
    }
    return null;
}

项目：Hydrograph 文件：ShapesXYLayoutEditPolicy.java

/**
 * Creates the command which is used to move and/or resize a shape
 */
@Override
protected Command createChangeConstraintCommand(ChangeBoundsRequest request, EditPart child, Object constraint) {
    if (child instanceof ComponentEditPart && constraint instanceof Rectangle) {
        //return a command that can move and/or resize a Shape
        return new ComponentSetConstraintCommand((Component) child.getModel(),
                request, (Rectangle) constraint);
    }
    else if (child instanceof CommentBoxEditPart && constraint instanceof Rectangle){
        return new CommentBoxSetConstraintCommand((CommentBox) child.getModel(), request , (Rectangle) constraint);
    }
    return super.createChangeConstraintCommand(request, child,
            constraint);
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ModuleOperationEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof ModuleOperationNode) {
        ModuleOperationNode pNode = (ModuleOperationNode) node;
        ModuleOperationDeleteCommand cmd = new ModuleOperationDeleteCommand();
        cmd.setNode(pNode);
        cmd.initLinks();
        cmd.setParent((ModuleTypeNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：BendpointPolicy.java

@Override
protected Command getCreateBendpointCommand(BendpointRequest request) {
    Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
    Point viewSize = vp.getViewLocation();
    Point p = request.getLocation();
    p.setX(p.x + viewSize.x);
    p.setY(p.y + viewSize.y);
    BendpointCreateCommand cmd = new BendpointCreateCommand();
    cmd.setLink((Link) request.getSource().getModel());
    cmd.setLocation(p);
    cmd.setIndex(request.getIndex());
    return cmd;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：BendpointPolicy.java

@Override
protected Command getDeleteBendpointCommand(BendpointRequest request) {
    Viewport vp = ((FigureCanvas) getHost().getViewer().getControl()).getViewport();
    Point viewSize = vp.getViewLocation();
    Point p = request.getLocation();
    p.setX(p.x + viewSize.x);
    p.setY(p.y + viewSize.y);
    BendpointDeleteCommand cmd = new BendpointDeleteCommand();
    cmd.setLink((Link) request.getSource().getModel());
    cmd.setLocation(p);
    cmd.setIndex(request.getIndex());
    return cmd;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：PlatformConfigurationEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof PlatformConfigurationNode) {
        PlatformConfigurationNode pNode = (PlatformConfigurationNode) node;
        PlatformConfigurationDeleteCommand cmd = new PlatformConfigurationDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((DeploymentNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ProtectionDomainLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：ProtectionDomainEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof ProtectionDomainNode) {
        ProtectionDomainNode pNode = (ProtectionDomainNode) node;
        ProtectionDomainDeleteCommand cmd = new ProtectionDomainDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((DeploymentNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：DeployedTriggerInstanceEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof DeployedTriggerInstanceNode) {
        DeployedTriggerInstanceNode pNode = (DeployedTriggerInstanceNode) node;
        DeployedTriggerInstanceDeleteCommand cmd = new DeployedTriggerInstanceDeleteCommand();
        cmd.setNode(pNode);
        cmd.setParent((ProtectionDomainNode) pNode.getParent());
        ret = cmd;
    }
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：PlatformConfigurationLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：LogicalSystemLayoutPolicy.java

@Override
protected Command createChangeConstraintCommand(EditPart child, Object constraint) {
    ChangeConstraintCommand ret = new ChangeConstraintCommand();
    ret.setModel((Node) child.getModel());
    ret.setNewConstraint((Rectangle) constraint);
    return ret;
}

项目：Open_Source_ECOA_Toolset_AS5 文件：LogicalProcessorsEditPolicy.java

@Override
protected Command createDeleteCommand(GroupRequest deleteRequest) {
    Command ret = null;
    Node node = (Node) getHost().getModel();
    if (node instanceof LogicalProcessorsNode) {
        CompoundWrapperCommand cCmd = new CompoundWrapperCommand();
        LogicalProcessorsNode cNode = (LogicalProcessorsNode) node;
        LogicalProcessorsDeleteCommand cmd = new LogicalProcessorsDeleteCommand();
        cmd.setNode(cNode);
        cmd.setParent((LogicalComputingNode) cNode.getParent());
        cCmd.add(cmd);
        ret = cCmd;
    }
    return ret;
}