Examples with TransferObject org.eclipse.scout.rt.client.ui.dnd.TransferObject used on opensource projects

Example 1 with TransferObject

use of org.eclipse.scout.rt.client.ui.dnd.TransferObject in project scout.rt by eclipse.

the class TableEventBuffer method identicalEventHashCode.

/**
 * Computes a hash value for identical table events. This method must be kept in sync with
 * {@link #isIdenticalEvent(TableEvent, TableEvent)}.
 */
protected int identicalEventHashCode(TableEvent event) {
    final int prime = 31;
    int result = 1;
    result = prime * result + event.getType();
    result = prime * result + (event.isConsumed() ? 1231 : 1237);
    result = prime * result + (event.isSortInMemoryAllowed() ? 1231 : 1237);
    List<ITableRow> rows = event.getRows();
    result = prime * result + ((rows == null) ? 0 : rows.hashCode());
    List<IMenu> popupMenus = event.getPopupMenus();
    result = prime * result + ((popupMenus == null) ? 0 : popupMenus.hashCode());
    TransferObject dragObject = event.getDragObject();
    result = prime * result + ((dragObject == null) ? 0 : dragObject.hashCode());
    TransferObject dropObject = event.getDropObject();
    result = prime * result + ((dropObject == null) ? 0 : dropObject.hashCode());
    TransferObject copyObject = event.getCopyObject();
    result = prime * result + ((copyObject == null) ? 0 : copyObject.hashCode());
    Collection<IColumn<?>> columns = event.getColumns();
    result = prime * result + ((columns == null) ? 0 : columns.hashCode());
    return result;
}

Example 2 with TransferObject

use of org.eclipse.scout.rt.client.ui.dnd.TransferObject in project scout.rt by eclipse.

the class OutlineMediator method mediateTreeNodesDragRequest.

public void mediateTreeNodesDragRequest(TreeEvent e, IPageWithTable<? extends ITable> pageWithTable) {
    List<ITableRow> rows = pageWithTable.getTableRowsFor(e.getNodes());
    ITable table = pageWithTable.getTable();
    table.getUIFacade().setSelectedRowsFromUI(rows);
    TransferObject t = table.getUIFacade().fireRowsDragRequestFromUI();
    if (t != null) {
        e.setDragObject(t);
    }
}

Example 3 with TransferObject

use of org.eclipse.scout.rt.client.ui.dnd.TransferObject in project scout.rt by eclipse.

the class AbstractTree method initConfig.

protected void initConfig() {
    // default enabled
    m_enabled = NamedBitMaskHelper.ALL_BITS_SET;
    m_eventHistory = createEventHistory();
    m_eventBuffer = createEventBuffer();
    m_uiFacade = BEANS.get(ModelContextProxy.class).newProxy(createUIFacade(), ModelContext.copyCurrent());
    m_contributionHolder = new ContributionComposite(this);
    setEnabled(true);
    setTitle(getConfiguredTitle());
    setIconId(getConfiguredIconId());
    setDefaultIconId(getConfiguredDefaultIconId());
    setCssClass(getConfiguredCssClass());
    setAutoTitle(getConfiguredAutoTitle());
    setCheckable(getConfiguredCheckable());
    setNodeHeightHint(getConfiguredNodeHeightHint());
    setMultiCheck(getConfiguredMultiCheck());
    setMultiSelect(getConfiguredMultiSelect());
    setAutoDiscardOnDelete(getConfiguredAutoDiscardOnDelete());
    setDragEnabled(getConfiguredDragEnabled());
    setDragType(getConfiguredDragType());
    setDropType(getConfiguredDropType());
    setDropMaximumSize(getConfiguredDropMaximumSize());
    setRootNodeVisible(getConfiguredRootNodeVisible());
    setRootHandlesVisible(getConfiguredRootHandlesVisible());
    setScrollToSelection(getConfiguredScrollToSelection());
    setSaveAndRestoreScrollbars(getConfiguredSaveAndRestoreScrollbars());
    setAutoCheckChildNodes(getConfiguredAutoCheckChildNodes());
    setLazyExpandingEnabled(getConfiguredLazyExpandingEnabled());
    setDisplayStyle(getConfiguredDisplayStyle());
    setToggleBreadcrumbStyleEnabled(getConfiguredToggleBreadcrumbStyleEnabled());
    setRootNode(new AbstractTreeNode() {
    });
    // add Convenience observer for drag & drop callbacks and event history
    addTreeListener(new TreeAdapter() {

        @Override
        public void treeChanged(TreeEvent e) {
            // event history
            IEventHistory<TreeEvent> h = getEventHistory();
            if (h != null) {
                h.notifyEvent(e);
            }
            // dnd
            switch(e.getType()) {
                case TreeEvent.TYPE_NODES_DRAG_REQUEST:
                    {
                        m_lastSeenDropNode = null;
                        if (e.getDragObject() == null) {
                            try {
                                TransferObject transferObject = interceptDrag(e.getNode());
                                if (transferObject == null) {
                                    transferObject = interceptDrag(e.getNodes());
                                }
                                e.setDragObject(transferObject);
                            } catch (Exception t) {
                                LOG.error("Drag", t);
                            }
                        }
                        break;
                    }
                case TreeEvent.TYPE_NODE_DROP_ACTION:
                    {
                        m_lastSeenDropNode = null;
                        if (e.getDropObject() != null) {
                            try {
                                interceptDrop(e.getNode(), e.getDropObject());
                            } catch (Exception t) {
                                LOG.error("Drop", t);
                            }
                        }
                        break;
                    }
                case TreeEvent.TYPE_NODES_SELECTED:
                    {
                        rebuildKeyStrokesInternal();
                        break;
                    }
                case TreeEvent.TYPE_NODES_CHECKED:
                    {
                        try {
                            interceptNodesChecked(CollectionUtility.arrayList(e.getNodes()));
                        } catch (RuntimeException ex) {
                            BEANS.get(ExceptionHandler.class).handle(ex);
                        }
                        break;
                    }
                case TreeEvent.TYPE_NODE_DROP_TARGET_CHANGED:
                    {
                        try {
                            if (m_lastSeenDropNode == null || m_lastSeenDropNode != e.getNode()) {
                                m_lastSeenDropNode = e.getNode();
                                interceptDropTargetChanged(e.getNode());
                            }
                        } catch (RuntimeException ex) {
                            LOG.error("DropTargetChanged", ex);
                        }
                        break;
                    }
                case TreeEvent.TYPE_DRAG_FINISHED:
                    {
                        m_lastSeenDropNode = null;
                    }
            }
        }
    });
    // key shortcuts
    List<Class<? extends IKeyStroke>> configuredKeyStrokes = getConfiguredKeyStrokes();
    List<IKeyStroke> ksList = new ArrayList<IKeyStroke>(configuredKeyStrokes.size());
    for (Class<? extends IKeyStroke> keystrokeClazz : configuredKeyStrokes) {
        ksList.add(ConfigurationUtility.newInnerInstance(this, keystrokeClazz));
    }
    // ticket 87370: add ENTER key stroke when execNodeAction has an override
    if (ConfigurationUtility.isMethodOverwrite(AbstractTree.class, "execNodeAction", new Class[] { ITreeNode.class }, this.getClass())) {
        ksList.add(new KeyStroke("ENTER") {

            @Override
            protected void execAction() {
                fireNodeAction(getSelectedNode());
            }
        });
    }
    List<IKeyStroke> contributedKeyStrokes = m_contributionHolder.getContributionsByClass(IKeyStroke.class);
    contributedKeyStrokes.addAll(contributedKeyStrokes);
    m_baseKeyStrokes = ksList;
    setKeyStrokesInternal(m_baseKeyStrokes);
    // menus
    List<Class<? extends IMenu>> declaredMenus = getDeclaredMenus();
    List<IMenu> contributedMenus = m_contributionHolder.getContributionsByClass(IMenu.class);
    OrderedCollection<IMenu> menus = new OrderedCollection<IMenu>();
    for (Class<? extends IMenu> menuClazz : declaredMenus) {
        IMenu menu = ConfigurationUtility.newInnerInstance(this, menuClazz);
        menus.addOrdered(menu);
    }
    try {
        injectMenusInternal(menus);
    } catch (Exception e) {
        LOG.error("Error occured while dynamically contributing menus.", e);
    }
    menus.addAllOrdered(contributedMenus);
    new MoveActionNodesHandler<IMenu>(menus).moveModelObjects();
    TreeContextMenu contextMenu = new TreeContextMenu(this, menus.getOrderedList());
    setContextMenuInternal(contextMenu);
}