Examples with TransferData org.eclipse.swt.dnd.TransferData used on opensource projects

Example 16 with TransferData

use of org.eclipse.swt.dnd.TransferData in project erlide_eclipse by erlang.

the class MoveFunctionDropHandler method handleDrop.

@Override
public IStatus handleDrop(final CommonDropAdapter dropAdapter, final DropTargetEvent dropTargetEvent, final Object target) {
    // get the source data
    final TransferData td = dropAdapter.getCurrentTransfer();
    final ISelection sel = (ISelection) LocalSelectionTransfer.getTransfer().nativeToJava(td);
    final TreeSelection s = (TreeSelection) sel;
    try {
        GlobalParameters.setSelection(s);
    } catch (final WranglerException e1) {
        e1.printStackTrace();
    }
    // get the target data
    String moduleName;
    IFile file;
    if (target instanceof IFile) {
        file = (IFile) target;
    } else {
        file = (IFile) ((IErlElement) target).getResource();
    }
    moduleName = file.getName();
    moduleName = moduleName.substring(0, moduleName.lastIndexOf("."));
    final MoveFunctionRefactoring refactoring = new MoveFunctionRefactoring();
    refactoring.setUserInput(moduleName);
    final RefactoringWizard wizard = new DefaultWranglerRefactoringWizard(refactoring, RefactoringWizard.DIALOG_BASED_USER_INTERFACE, new ArrayList<WranglerPage>());
    final Shell shell = PlatformUI.getWorkbench().getDisplay().getActiveShell();
    final RefactoringWizardOpenOperation op = new RefactoringWizardOpenOperation(wizard);
    try {
        op.run(shell, refactoring.getName());
    } catch (final Exception e) {
        ErlLogger.error(e);
    }
    return Status.OK_STATUS;
}

Example 17 with TransferData

use of org.eclipse.swt.dnd.TransferData in project netxms by netxms.

the class ScriptEditorView method canPaste.

/**
 * Check if paste action can work
 *
 * @return
 */
private boolean canPaste() {
    Clipboard cb = new Clipboard(Display.getCurrent());
    TransferData[] available = cb.getAvailableTypes();
    boolean enabled = false;
    for (int i = 0; i < available.length; i++) {
        if (TextTransfer.getInstance().isSupportedType(available[i])) {
            enabled = true;
            break;
        }
    }
    cb.dispose();
    return enabled;
}

Example 18 with TransferData

use of org.eclipse.swt.dnd.TransferData in project netxms by netxms.

the class PredefinedMap method addDropSupport.

/**
 * Add drop support
 */
private void addDropSupport() {
    final Transfer[] transfers = new Transfer[] { LocalSelectionTransfer.getTransfer() };
    viewer.addDropSupport(DND.DROP_COPY | DND.DROP_MOVE, transfers, new ViewerDropAdapter(viewer) {

        private int x;

        private int y;

        @SuppressWarnings("rawtypes")
        @Override
        public boolean validateDrop(Object target, int operation, TransferData transferType) {
            if (!LocalSelectionTransfer.getTransfer().isSupportedType(transferType))
                return false;
            IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer().getSelection();
            Iterator it = selection.iterator();
            while (it.hasNext()) {
                Object object = it.next();
                if (!((object instanceof AbstractObject) && ((AbstractObject) object).isAllowedOnMap()))
                    return false;
            }
            return true;
        }

        @SuppressWarnings("unchecked")
        @Override
        public boolean performDrop(Object data) {
            IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer().getSelection();
            addObjectsFromList(selection.toList(), viewer.getControl().toControl(x, y));
            return true;
        }

        /*
			 * (non-Javadoc)
			 * 
			 * @see
			 * org.eclipse.jface.viewers.ViewerDropAdapter#dropAccept(org.eclipse
			 * .swt.dnd.DropTargetEvent)
			 */
        @Override
        public void dropAccept(DropTargetEvent event) {
            x = event.x;
            y = event.y;
            super.dropAccept(event);
        }
    });
}

Example 19 with TransferData

use of org.eclipse.swt.dnd.TransferData in project netxms by netxms.

the class ObjectTree method enableDropSupport.

/**
 * Enable drop support in object tree
 */
public // SubtreeType infrastructure
void enableDropSupport(// SubtreeType infrastructure
final ObjectBrowser obj) {
    final Transfer[] transfers = new Transfer[] { LocalSelectionTransfer.getTransfer() };
    objectTree.addDropSupport(DND.DROP_COPY | DND.DROP_MOVE, transfers, new ViewerDropAdapter(objectTree) {

        int operation = 0;

        @Override
        public boolean performDrop(Object data) {
            TreeSelection selection = (TreeSelection) data;
            List<?> movableSelection = selection.toList();
            for (int i = 0; i < movableSelection.size(); i++) {
                AbstractObject movableObject = (AbstractObject) movableSelection.get(i);
                TreePath path = selection.getPaths()[0];
                AbstractObject parent = (AbstractObject) path.getSegment(path.getSegmentCount() - 2);
                obj.performObjectMove((AbstractObject) getCurrentTarget(), parent, movableObject, operation == DND.DROP_MOVE ? true : false);
            }
            return true;
        }

        @Override
        public boolean validateDrop(Object target, int operation, TransferData transferType) {
            this.operation = operation;
            if ((target == null) || !LocalSelectionTransfer.getTransfer().isSupportedType(transferType))
                return false;
            IStructuredSelection selection = (IStructuredSelection) LocalSelectionTransfer.getTransfer().getSelection();
            if (selection.isEmpty())
                return false;
            for (final Object object : selection.toList()) {
                SubtreeType subtree = null;
                if ((object instanceof AbstractObject)) {
                    if (obj.isValidSelectionForMove(SubtreeType.INFRASTRUCTURE))
                        subtree = SubtreeType.INFRASTRUCTURE;
                    else if (obj.isValidSelectionForMove(SubtreeType.TEMPLATES))
                        subtree = SubtreeType.TEMPLATES;
                    else if (obj.isValidSelectionForMove(SubtreeType.BUSINESS_SERVICES))
                        subtree = SubtreeType.BUSINESS_SERVICES;
                    else if (obj.isValidSelectionForMove(SubtreeType.DASHBOARDS))
                        subtree = SubtreeType.DASHBOARDS;
                    else if (obj.isValidSelectionForMove(SubtreeType.MAPS))
                        subtree = SubtreeType.MAPS;
                }
                if (subtree == null)
                    return false;
                Set<Integer> filter;
                switch(subtree) {
                    case INFRASTRUCTURE:
                        filter = ObjectSelectionDialog.createContainerSelectionFilter();
                        break;
                    case TEMPLATES:
                        filter = ObjectSelectionDialog.createTemplateGroupSelectionFilter();
                        break;
                    case BUSINESS_SERVICES:
                        filter = ObjectSelectionDialog.createBusinessServiceSelectionFilter();
                        break;
                    case DASHBOARDS:
                        if (object instanceof DashboardGroup)
                            filter = ObjectSelectionDialog.createDashboardGroupSelectionFilter();
                        else
                            filter = ObjectSelectionDialog.createDashboardSelectionFilter();
                        break;
                    case MAPS:
                        filter = ObjectSelectionDialog.createNetworkMapGroupsSelectionFilter();
                        break;
                    default:
                        filter = null;
                        break;
                }
                if ((filter == null) || !filter.contains(((AbstractObject) target).getObjectClass()) || target.equals(object))
                    return false;
            }
            return true;
        }
    });
}

Example 20 with TransferData

use of org.eclipse.swt.dnd.TransferData in project portfolio by buchen.

the class EditReportingPeriodsDialog method setupDnD.

private void setupDnD() {
    Transfer[] types = new Transfer[] { LocalSelectionTransfer.getTransfer() };
    tableViewer.addDragSupport(DND.DROP_MOVE, types, new DragSourceAdapter() {

        @Override
        public void dragSetData(DragSourceEvent event) {
            IStructuredSelection selection = (IStructuredSelection) tableViewer.getSelection();
            event.doit = (selection.size() < tableViewer.getTable().getItemCount());
            if (event.doit) {
                LocalSelectionTransfer.getTransfer().setSelection(selection);
                LocalSelectionTransfer.getTransfer().setSelectionSetTime(event.time & 0xFFFFFFFFL);
            }
        }
    });
    tableViewer.addDropSupport(DND.DROP_MOVE, types, new ViewerDropAdapter(tableViewer) {

        @Override
        public boolean validateDrop(Object target, int operation, TransferData transferType) {
            return true;
        }

        @Override
        public boolean performDrop(Object data) {
            IStructuredSelection selection = (IStructuredSelection) data;
            List<ReportingPeriod> movedItems = new ArrayList<>();
            for (Object o : selection.toList()) movedItems.add((ReportingPeriod) o);
            periods.removeAll(movedItems);
            Object destination = getCurrentTarget();
            int index = periods.indexOf(destination);
            if (index >= 0) {
                int location = getCurrentLocation();
                if (location == ViewerDropAdapter.LOCATION_ON || location == ViewerDropAdapter.LOCATION_AFTER)
                    index++;
                periods.addAll(index, movedItems);
            }
            tableViewer.refresh();
            return true;
        }
    });
}