Java Code Examples for org.eclipse.jface.viewers.TableViewer#refresh()

public void setSortColumn(final TableViewer tableViewer, int column) {
		HistorySorter oldSorter = (HistorySorter)tableViewer.getSorter();
		if (oldSorter != null && column == oldSorter.getColumnNumber()) {
			oldSorter.setReversed(!oldSorter.isReversed());
			if (oldSorter.isReversed()) tableViewer.getTable().setSortDirection(SWT.DOWN);
			else tableViewer.getTable().setSortDirection(SWT.UP);	
			tableViewer.refresh();
		} else {
			HistorySorter newSorter = new HistorySorter(column);
			if (column == 0) newSorter.setReversed(true);
			tableViewer.setSorter(newSorter);
			if (column == 0)tableViewer.getTable().setSortDirection(SWT.DOWN);
			else tableViewer.getTable().setSortDirection(SWT.UP);
		}
//				tableViewer.getTable().setSortColumn((TableColumn)e.widget);
		tableViewer.getTable().setSortColumn(tableViewer.getTable().getColumn(column));
	}
 

private static SelectionAdapter getSelectionAdapter(final TableViewer viewer,
	final TableColumn column, final int index){
	SelectionAdapter selectionAdapter = new SelectionAdapter() {
		@Override
		public void widgetSelected(SelectionEvent e){
			ViewerSortOrder comparator = MedicationViewHelper.getSelectedComparator();
			if (ViewerSortOrder.DEFAULT.equals(comparator)) {
				comparator.setColumn(index);
				int dir = comparator.getDirection();
				viewer.getTable().setSortColumn(column);
				viewer.getTable().setSortDirection(dir);
				viewer.refresh(true);
			}
		}
	};
	return selectionAdapter;
}
 

@Override
protected Control createDialogArea(Composite container) {
  Control area = super.createDialogArea(container);
  TableViewer tableViewer = getTableViewer();
  Table table = tableViewer.getTable();
  tableViewer.setLabelProvider(new DefaultCellLabelProvider());
  ColumnViewerToolTipSupport.enableFor(tableViewer, ToolTip.NO_RECREATE); 
  table.setHeaderVisible(true);
  newTableColumn(table, "Description", 200);
  newTableColumn(table, "ID", 200);
  newTableColumn(table, "Name", 200);
  tableViewer.refresh();
  return area;
}
 

@Override
public void setSortOrder(@Nullable Comparator<?> comparator) {
    SegmentStoreWithRange<?> store = fStore;
    final TableViewer tableViewer = fTableViewer;
    if (comparator == null || store == null || tableViewer == null) {
        return;
    }
    @SuppressWarnings("unchecked")
    Comparator<ISegment> comp = (Comparator<ISegment>) comparator;
    fComparator = comp;
    store.setComparator(comp);
    tableViewer.refresh();
}
 

@Override
public void setSortOrder(@Nullable Comparator<?> comparator) {
    if (comparator == null) {
        return;
    }
    final TableViewer tableViewer = fTableViewer;
    if (tableViewer == null) {
        return;
    }
    @SuppressWarnings("unchecked")
    Comparator<LamiTableEntry> entryComparator = (Comparator<LamiTableEntry>) comparator;
    fComparator = entryComparator;
    Collections.sort(fCurrentEntries, fComparator);
    tableViewer.refresh();
}
 

@Override
protected GamaUIJob createUpdateJob() {
	return new GamaUIJob() {

		@Override
		protected UpdatePriority jobPriority() {
			return UpdatePriority.LOW;
		}

		@Override
		public IStatus runInUIThread(final IProgressMonitor monitor) {
			final TableViewer v = viewer;
			if (v == null || v.getTable() == null || v.getTable().isDisposed() || getOutput() == null) {
				return Status.CANCEL_STATUS;
			}
			if (!locked) {
				final IAgent[] agents = getOutput().getLastValue();
				if (Arrays.equals(elements, agents)) {
					v.refresh();
				} else {
					viewer.setInput(agents);
				}
			} else {
				viewer.refresh();
			}
			return Status.OK_STATUS;
		}
	};
}
 

private MenuManager createMenu(TableViewer tableViewer){
	MenuManager menuManager = new MenuManager();
	
	Action clearAction = new Action("Leeren") { //$NON-NLS-1$
		{
			setImageDescriptor(Images.IMG_DELETE.getImageDescriptor());
			setToolTipText("Statistik Leeren"); //$NON-NLS-1$
		}
		
		@Override
		public void run(){
			StatisticsManager.INSTANCE.getStatistics().getStatistics().clear();
			tableViewer.refresh();
		}
	};
		
	Action exportAction = new Action("Exportieren") { //$NON-NLS-1$
		{
			setImageDescriptor(Images.IMG_EXPORT.getImageDescriptor());
			setToolTipText("Statistik Exportieren"); //$NON-NLS-1$
		}
		
		@Override
		public void run(){
			FileDialog dialog = new FileDialog(getShell(), SWT.SAVE);
			dialog.setFilterNames(new String[] {
				"xml"
			});
			dialog.setFilterExtensions(new String[] {
				"*.xml"
			});
			dialog.setOverwrite(true);
			dialog.setFilterPath(CoreHub.getWritableUserDir().getAbsolutePath()); // Windows path
			dialog.setFileName("statistics_export.xml");
			String path = dialog.open();
			if (path != null) {
				try {
					StatisticsManager.INSTANCE.exportStatisticsToFile(path);
				} catch (IOException e) {
					LoggerFactory.getLogger(UsageSettings.class)
						.error("statistics export error", e);
					MessageDialog.openError(getShell(), "Fehler",
						"Statistik Export nicht möglich. [" + e.getMessage() + "]");
				}
			}
		}
	};
		
	menuManager.add(clearAction);
	menuManager.add(exportAction);
	return menuManager;
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException{
	String direction = event.getParameter("ch.elexis.core.ui.medication.sortmove.direction"); //$NON-NLS-1$
	if (direction != null) {
		IWorkbenchPart part = HandlerUtil.getActivePart(event);
		if (part instanceof MedicationView) {
			MedicationComposite composite = ((MedicationView) part).getMedicationComposite();
			composite.setViewerSortOrder(ViewerSortOrder.MANUAL);
			
			TableViewer activeViewer = composite.getActiveTableViewer();
			if (activeViewer != null) {
				int selectionIndex = activeViewer.getTable().getSelectionIndex();
				
				if(moveNotPossible(selectionIndex, activeViewer, direction)) {
					return null;
				}
				
				List<TableItem> asList = Arrays.asList(activeViewer.getTable().getItems());
				if (directionIsUp(direction)) {
					Collections.swap(asList, selectionIndex, selectionIndex - 1);
				} else {
					Collections.swap(asList, selectionIndex, selectionIndex + 1);
				}
				
				for (int i = 0; i < asList.size(); i++) {
					TableItem tableItem = asList.get(i);
					MedicationTableViewerItem pres =
						(MedicationTableViewerItem) tableItem.getData();
					pres.setOrder(i);
				}
				
				activeViewer.refresh();
				if (directionIsUp(direction)) {
					activeViewer.getTable().setSelection(selectionIndex - 1);
				} else {
					activeViewer.getTable().setSelection(selectionIndex + 1);
				}
			}
		}
	}
	
	return null;
}