Examples with WidgetSetConstraintCommand org.csstudio.opibuilder.commands.WidgetSetConstraintCommand used on opensource projects

Example 1 with WidgetSetConstraintCommand

use of org.csstudio.opibuilder.commands.WidgetSetConstraintCommand in project yamcs-studio by yamcs.

the class WidgetXYLayoutEditPolicy method createChangeConstraintCommand.

@Override
protected Command createChangeConstraintCommand(ChangeBoundsRequest request, EditPart child, Object constraint) {
    if (!(child instanceof AbstractBaseEditPart) || !(constraint instanceof Rectangle))
        return super.createChangeConstraintCommand(request, child, constraint);
    AbstractBaseEditPart part = (AbstractBaseEditPart) child;
    AbstractWidgetModel widgetModel = part.getWidgetModel();
    IGraphicalFeedbackFactory feedbackFactory = WidgetsService.getInstance().getWidgetFeedbackFactory(widgetModel.getTypeID());
    Command cmd = null;
    if (feedbackFactory != null)
        cmd = feedbackFactory.createChangeBoundsCommand(widgetModel, request, (Rectangle) constraint);
    if (cmd == null)
        cmd = new WidgetSetConstraintCommand(widgetModel, request, (Rectangle) constraint);
    List<ConnectionModel> allConnections = new ArrayList<ConnectionModel>(part.getWidgetModel().getSourceConnections());
    allConnections.addAll(part.getWidgetModel().getTargetConnections());
    if (part.getWidgetModel() instanceof AbstractContainerModel) {
        for (AbstractWidgetModel d : ((AbstractContainerModel) part.getWidgetModel()).getAllDescendants()) {
            allConnections.addAll(d.getSourceConnections());
            allConnections.addAll(d.getTargetConnections());
        }
    }
    if (allConnections.size() > 0) {
        CompoundCommand reRouteCmd = new CompoundCommand();
        for (ConnectionModel srcConn : allConnections) {
            reRouteCmd.add(new SetWidgetPropertyCommand(srcConn, ConnectionModel.PROP_POINTS, new PointList()));
        }
        cmd = cmd.chain(reRouteCmd);
    }
    if ((request.getResizeDirection() & PositionConstants.NORTH_SOUTH) != 0) {
        Integer guidePos = (Integer) request.getExtendedData().get(SnapToGuides.KEY_HORIZONTAL_GUIDE);
        if (guidePos != null) {
            cmd = chainGuideAttachmentCommand(request, part, cmd, true);
        } else if (GuideUtil.getInstance().getGuide(widgetModel, true) != null) {
            // SnapToGuides didn't provide a horizontal guide, but
            // this part is attached
            // to a horizontal guide. Now we check to see if the
            // part is attached to
            // the guide along the edge being resized. If that is
            // the case, we need to
            // detach the part from the guide; otherwise, we leave
            // it alone.
            int alignment = GuideUtil.getInstance().getGuide(widgetModel, true).getAlignment(widgetModel);
            int edgeBeingResized = 0;
            if ((request.getResizeDirection() & PositionConstants.NORTH) != 0) {
                edgeBeingResized = -1;
            } else {
                edgeBeingResized = 1;
            }
            if (alignment == edgeBeingResized) {
                cmd = cmd.chain(new ChangeGuideCommand(widgetModel, true));
            }
        }
    }
    if ((request.getResizeDirection() & PositionConstants.EAST_WEST) != 0) {
        Integer guidePos = (Integer) request.getExtendedData().get(SnapToGuides.KEY_VERTICAL_GUIDE);
        if (guidePos != null) {
            cmd = chainGuideAttachmentCommand(request, part, cmd, false);
        } else if (GuideUtil.getInstance().getGuide(widgetModel, false) != null) {
            int alignment = GuideUtil.getInstance().getGuide(widgetModel, false).getAlignment(widgetModel);
            int edgeBeingResized = 0;
            if ((request.getResizeDirection() & PositionConstants.WEST) != 0) {
                edgeBeingResized = -1;
            } else {
                edgeBeingResized = 1;
            }
            if (alignment == edgeBeingResized) {
                cmd = cmd.chain(new ChangeGuideCommand(widgetModel, false));
            }
        }
    }
    if (request.getType().equals(REQ_MOVE_CHILDREN) || request.getType().equals(REQ_ALIGN_CHILDREN)) {
        cmd = chainGuideAttachmentCommand(request, part, cmd, true);
        cmd = chainGuideAttachmentCommand(request, part, cmd, false);
        cmd = chainGuideDetachmentCommand(request, part, cmd, true);
        cmd = chainGuideDetachmentCommand(request, part, cmd, false);
    }
    return cmd;
}

Example 2 with WidgetSetConstraintCommand

use of org.csstudio.opibuilder.commands.WidgetSetConstraintCommand in project yamcs-studio by yamcs.

the class ArrayLayoutEditPolicy method addUpdateContainerCommands.

protected void addUpdateContainerCommands(AbstractContainerModel container, Dimension widgetSize, CompoundCommand result) {
    int elementsCount = getHostArrayEditPart().getArrayFigure().calcVisibleElementsCount(widgetSize);
    Dimension proposedContainerSize = getHostArrayEditPart().getArrayFigure().calcWidgetSizeForElements(elementsCount, widgetSize);
    result.add(new WidgetSetConstraintCommand(container, null, new Rectangle(container.getLocation(), proposedContainerSize)));
    result.add(new SetWidgetPropertyCommand(container, ArrayModel.PROP_VISIBLE_ELEMENTS_COUNT, elementsCount));
}