org.eclipse.jface.viewers.IStructuredContentProvider Java Examples

public JvmDeclaredType choose(final List<JvmDeclaredType> candidateTypes, Iterable<TypeUsage> usages, final XtextResource resource) {
	XtextEditor activeXtextEditor = EditorUtils.getActiveXtextEditor();
	if (activeXtextEditor==null) return null;
	revealInEditor(activeXtextEditor, usages, resource);
	Shell shell = Display.getDefault().getActiveShell();
	IStructuredContentProvider contentProvider = new ContentProvider();
	Dialog dialog = new Dialog(shell, new LabelProvider(labelProvider), contentProvider);
	dialog.setInput(candidateTypes);
	dialog.setInitialSelections((Object[])new JvmDeclaredType[] { candidateTypes.get(0) });
	int result = dialog.open();
	if(originalSelection != null)
		activeXtextEditor.getSelectionProvider().setSelection(originalSelection);
	if(result == Window.OK && dialog.getResult().length > 0) 
		return (JvmDeclaredType) dialog.getResult()[0];
	else 
		return null;
}
 

@Override
public String isConfigurationPageValid(final Configuration conf) {
    if(viewer != null && viewer.getInput() != null){
        for(final Object element : ((IStructuredContentProvider) viewer.getContentProvider()).getElements(viewer.getInput())){
            final DefinitionMapping association = (DefinitionMapping) element ;
            final String implementationId = association.getImplementationId();
            final String implementationVersion = association.getImplementationVersion();
            if(implementationId == null || implementationVersion == null){
                return Messages.bind(Messages.invalidImplementationFor, association.getDefinitionId()) ;
            }
            final ConnectorImplementation impl = getImplStore().getImplementation(implementationId,implementationVersion) ;
            if(impl == null){
                return Messages.bind(Messages.implementationNotFound, implementationId +" ("+implementationVersion+")") ;
            }

        }
    }
    return null;
}
 

/**
 * Creates a ListViewer whose input is an array of IFiles.
 * 
 * @param parent  the parent of the viewer
 * @param title  the text for the title label
 * @param heightHint  the nominal height of the list
 * @return the created list viewer
 */
public ListViewer createFileListViewer(Composite parent, String title, int heightHint) {
	createLabel(parent, title);
	ListViewer listViewer = new ListViewer(parent, SWT.READ_ONLY | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
	listViewer.setContentProvider(new IStructuredContentProvider() {
		public Object[] getElements(Object inputElement) {
			return (Object[]) inputElement;
		}
		public void dispose() {
		}
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
		}
	});
	listViewer.setLabelProvider(new LabelProvider() {
		public String getText(Object element) {
			return ((IFile) element).getFullPath().toString();
		}
	});
	listViewer.setSorter(new WorkbenchViewerSorter());

	GridData data = new GridData(GridData.FILL_BOTH);
	data.heightHint = heightHint;
	listViewer.getList().setLayoutData(data);
	return listViewer;
}
 

/**
 * getContentProvider
 * 
 * @return
 */
private IStructuredContentProvider getContentProvider()
{
	return new BaseWorkbenchContentProvider()
	{
		/*
		 * (non-Javadoc)
		 * @see org.eclipse.ui.model.BaseWorkbenchContentProvider#getChildren(java.lang.Object)
		 */
		@Override
		public Object[] getChildren(Object element)
		{
			if (element instanceof Set<?>)
			{
				return ((Set<?>) element).toArray();
			}
			return super.getChildren(element);
		}
	};
}
 

public String getLabel() {
	String label= super.getLabel();
	StructuredViewer viewer= getViewer();
	if (viewer instanceof TableViewer) {
		TableViewer tv= (TableViewer) viewer;

		AbstractTextSearchResult result= getInput();
		if (result != null) {
			int itemCount= ((IStructuredContentProvider) tv.getContentProvider()).getElements(getInput()).length;
			if (showLineMatches()) {
				int matchCount= getInput().getMatchCount();
				if (itemCount < matchCount) {
					return Messages.format(SearchMessages.FileSearchPage_limited_format_matches, new Object[]{label, new Integer(itemCount), new Integer(matchCount)});
				}
			} else {
				int fileCount= getInput().getElements().length;
				if (itemCount < fileCount) {
					return Messages.format(SearchMessages.FileSearchPage_limited_format_files, new Object[]{label, new Integer(itemCount), new Integer(fileCount)});
				}
			}
		}
	}
	return label;
}
 

/**
 *	Creates an instance of this class.  Use this constructor if you wish to specify
 *	the width and/or height of the combined widget (to only hardcode one of the
 *	sizing dimensions, specify the other dimension's value as -1)
 * @param parent parent composite
 * @param rootObject
 * @param treeContentProvider
 * @param treeLabelProvider
 * @param listContentProvider
 * @param listLabelProvider
 * @param style
 * @param width the width
 * @param height the height
 */
public CheckboxTreeAndListGroup(
		Composite parent,
		Object rootObject,
		ITreeContentProvider treeContentProvider,
		ILabelProvider treeLabelProvider,
		IStructuredContentProvider listContentProvider,
		ILabelProvider listLabelProvider,
		int style,
		int width,
		int height) {
	fRoot= rootObject;
	fTreeContentProvider= treeContentProvider;
	fListContentProvider= listContentProvider;
	fTreeLabelProvider= treeLabelProvider;
	fListLabelProvider= listLabelProvider;
	createContents(parent, width, height, style);
}
 

public XtextEObjectSearchDialog(Shell parent, IXtextEObjectSearch searchEngine, ILabelProvider labelProvider) {
	super(parent);
	this.searchEngine = searchEngine;
	this.labelProvider = labelProvider;
	setTitle(Messages.XtextEObjectSearchDialog_TableLabelDialogTitle);
	setMessage(Messages.XtextEObjectSearchDialog_TableLabelSearchControlLabel);
	setAddCancelButton(true);
	// super class needs an IStructuredContentProvider so we register this dummy and 
	// register the lazy one later
	setContentProvider(new IStructuredContentProvider() {
		@Override
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
		}

		@Override
		public void dispose() {
		}

		@Override
		public Object[] getElements(Object inputElement) {
			return null;
		}
	});
	setLabelProvider(labelProvider);
}
 

@Override
public String isConfigurationPageValid(Configuration conf) {
    if (viewer != null && viewer.getInput() != null) {
        for (Object element : ((IStructuredContentProvider) viewer.getContentProvider())
                .getElements(viewer.getInput())) {
            DefinitionMapping association = (DefinitionMapping) element;
            String implementationId = association.getImplementationId();
            String implementationVersion = association.getImplementationVersion();
            if (implementationId == null || implementationVersion == null) {
                return Messages.bind(Messages.invalidImplementationFor, association.getDefinitionId());
            }
            ConnectorImplementation impl = getImplStore().getImplementation(implementationId, implementationVersion);
            if (impl == null) {
                return Messages.bind(Messages.implementationNotFound,
                        implementationId + " (" + implementationVersion + ")");
            }

        }
    }
    return null;
}
 

/**
 * Set the content of the ColumnsViewer
 * 
 */
private void setColumnsViewerContent( )
{
	selectedColumnsViewer.setContentProvider( new IStructuredContentProvider( ) {

		public Object[] getElements( Object inputElement )
		{
			if ( inputElement instanceof java.util.List )
			{
				return ( (java.util.List<?>) inputElement ).toArray( );
			}

			return new Object[0];
		}

		public void dispose( )
		{
		}

		public void inputChanged( Viewer viewer, Object oldInput,
				Object newInput )
		{
		}
	} );
}
 

protected int getTableIndex( Object element )
{
	Object[] input = ( (IStructuredContentProvider) valueTable.getContentProvider( ) ).getElements( valueTable.getInput( ) );

	int index = 0;

	for ( int i = 0; i < input.length; i++ )
	{
		if ( element == input[i] )
		{
			index = i;
			break;
		}
	}

	return index;
}
 

public AliasViewer(Composite parent, Long accountId, INxtService nxt,
    IStylingEngine engine, IUserService userService, UISynchronize sync,
    IContactsService contactsService) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  this.contactsService = contactsService;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnName;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnName, columnURI, columnID,
          columnDate };
    }
  });
  setInput(accountId);
}
 

public MessagingTreeViewer(Composite parent, Long accountId,
    IContactsService contactsService, INxtService nxt, IStylingEngine engine,
    IUserService userService, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
  this.contactsService = contactsService;
  this.nxt = nxt;
  this.accountId = accountId;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return 99; // Not used
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return null; // Not used
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnMain };
    }
  });
  setInput(accountId);
}
 

@Override
protected void inputChanged(Object input, Object oldInput) {
	selection.clear();
	objectMap.clear();
	IStructuredContentProvider contentProvider = (IStructuredContentProvider) getContentProvider();
	Object[] elements = contentProvider.getElements(input);
	List<Word> words = new ArrayList<>();
	ICloudLabelProvider labelProvider = (ICloudLabelProvider) getLabelProvider();
	short i = 0;
	for (Object element : elements) {
		Word word = new Word(labelProvider.getLabel(element));
		word.setColor(labelProvider.getColor(element));
		word.weight = labelProvider.getWeight(element);
		word.setFontData(labelProvider.getFontData(element));
		word.angle = labelProvider.getAngle(element);
		word.data = element;
		Assert.isLegal(word.string != null, "Labelprovider must return a String for each element");
		Assert.isLegal(word.getColor() != null, "Labelprovider must return a Color for each element");
		Assert.isLegal(word.getFontData() != null, "Labelprovider must return a FontData for each element");
		Assert.isLegal(word.weight >= 0,
				"Labelprovider must return a weight between 0 and 1 (inclusive), but value was " + word.weight);
		Assert.isLegal(word.weight <= 1,
				"Labelprovider must return a weight between 0 and 1 (inclusive), but value was " + word.weight);
		Assert.isLegal(word.angle >= -90,
				"Angle of an element must be between -90 and +90 (inclusive), but was " + word.angle);
		Assert.isLegal(word.angle <= 90,
				"Angle of an element must be between -90 and +90 (inclusive), but was " + word.angle);
		words.add(word);
		i++;
		word.id = i;
		objectMap.put(element, word);
		if (i == maxWords)
			break;
	}
	selection.clear();
	if (monitor != null) {
		monitor.subTask("Layouting...");
	}
	cloud.setWords(words, monitor);
}
 

public TransactionsViewer(Composite parent, Long accountId,
    IContactsService contactsService, INxtService nxt, IStylingEngine engine,
    IUserService userService, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.contactsService = contactsService;
  this.nxt = nxt;
  this.accountId = accountId;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnDate;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnType, columnConfirmations,
          columnDate, columnAmount, columnFee, columnAccount, columnID,
          columnTransactionType };
    }
  });
  setInput(accountId);
}
 

public AssetsViewer(Composite parent, Long accountId, INxtService nxt,
    IUserService userService, IContactsService contactsService,
    UISynchronize sync, IStylingEngine engine) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.accountId = accountId;
  this.userService = userService;
  this.contactsService = contactsService;
  this.sync = sync;
  this.account = Account.getAccount(accountId);
  this.engine = engine;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnName;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnName, columnBalance,
          columnQuantity, columnIssuer, columnDescription };
    }
  });
  setInput(accountId);
}
 

public BlockTransactionViewer(Composite parent, Long blockId,
    IContactsService contactsService, INxtService nxt, IStylingEngine engine,
    IUserService userService, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.contactsService = contactsService;
  this.nxt = nxt;
  this.blockId = blockId;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnDate;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnDate, columnAmount, columnFee,
          columnSender, columnRecipient, columnID, columnTransactionType };
    }
  });
  setInput(blockId);
}
 

/**
 *	Sets the list viewer's providers to those passed
 *
 *	@param contentProvider ITreeContentProvider
 *	@param labelProvider ILabelProvider
 */
public void setListProviders(
	IStructuredContentProvider contentProvider,
	ILabelProvider labelProvider) {
	fListViewer.setContentProvider(contentProvider);
	fListViewer.setLabelProvider(labelProvider);
}
 

public GeneratedBlocksViewer(Composite parent, Long accountId,
    IStylingEngine engine, INxtService nxt, IUserService userService,
    UISynchronize sync, IContactsService contactsService) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.engine = engine;
  this.nxt = nxt;
  this.userService = userService;
  this.sync = sync;
  this.contactsService = contactsService;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.ASSCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnDate;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnHeight, columnDate, columnId,
          columnGenerator, columnAmount, columnFee, columnPayload,
          columnBaseTarget };
    }
  });
  setInput(accountId);
}
 

public RecentBlocksViewer(Composite parent, INxtService nxt,
    IStylingEngine engine, IUserService userService, UISynchronize sync,
    IContactsService contactsService) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  this.contactsService = contactsService;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return 0; // not used
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return null;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnHeight, columnDate, columnID,
          columnFee, columnAmount, columnTransactionCount, columnEmpty };
    }
  });
  refresh();
}
 

public RecentTransactionsViewer(Composite parent, INxtService nxt,
    IStylingEngine engine, IUserService userService, UISynchronize sync,
    IContactsService contactsService) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  this.contactsService = contactsService;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return 0; // not used
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return null;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnHeight, columnDate, columnID,
          columnSender, columnReceiver, columnAmount, columnFee,
          columnTransactionType, columnEmpty };
    }
  });
  refresh();
}
 

public TradesViewer(Composite parent, INxtService nxt,
    IContactsService contactsService, IStylingEngine engine,
    IUserService userService, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.contactsService = contactsService;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnPrice;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnDate, columnPrice,
          columnQuantity, columnAskOrder, columnBidOrder };
    }
  });
  refresh();
}
 

public MyTradesViewer(Composite parent, INxtService nxt,
    IContactsService contactsService, IStylingEngine engine,
    IUserService userService, UISynchronize sync, IAssetExchange exchange) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.contactsService = contactsService;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  this.exchange = exchange;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnPrice;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnDate, columnPrice,
          columnQuantity, columnAskOrder, columnBidOrder };
    }
  });
  refresh();
}
 

public MySellOrdersViewer(Composite parent, INxtService nxt,
    IAssetExchange exchange, IUserService userService) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.userService = userService;
  this.exchange = exchange;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.ASSCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnPrice;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnPending, columnTotal,
          columnPrice, columnQuantity };
    }
  });
  setInput(1);
}
 

public MyAssetsViewer(Composite parent, INxtService nxt,
    IUserService userService, IContactsService contactsService,
    UISynchronize sync, IStylingEngine engine) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.userService = userService;
  this.contactsService = contactsService;
  this.sync = sync;
  this.engine = engine;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnName;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnName, columnBalance,
          columnQuantity, columnIssuer, columnDescription };
    }
  });
  setInput(1);
}
 

public AskOrdersViewer(Composite parent, INxtService nxt,
    IContactsService contactsService, IStylingEngine engine,
    IUserService userService, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.contactsService = contactsService;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.ASSCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnPrice;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnTotal, columnPrice,
          columnQuantity, columnSeller };
    }
  });
  refresh();
}
 

public AssetsViewer(Composite parent, INxtService nxt) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.ASSCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnName;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnName, columnQuantity };
    }
  });
  refresh();
}
 

public BidOrdersViewer(Composite parent, INxtService nxt,
    IContactsService contactsService, IStylingEngine engine,
    IUserService userService, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.contactsService = contactsService;
  this.engine = engine;
  this.userService = userService;
  this.sync = sync;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnPrice;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnTotal, columnPrice,
          columnQuantity, columnBuyer };
    }
  });
  refresh();
}
 

public MyBuyOrdersViewer(Composite parent, INxtService nxt,
    IAssetExchange exchange, IUserService userService) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE
      | SWT.BORDER);
  this.nxt = nxt;
  this.userService = userService;
  this.exchange = exchange;
  setGenericTable(new IGenericTable() {

    @Override
    public int getDefaultSortDirection() {
      return GenericComparator.DESCENDING;
    }

    @Override
    public IGenericTableColumn getDefaultSortColumn() {
      return columnPrice;
    }

    @Override
    public IStructuredContentProvider getContentProvider() {
      return contentProvider;
    }

    @Override
    public IGenericTableColumn[] getColumns() {
      return new IGenericTableColumn[] { columnPending, columnTotal,
          columnPrice, columnQuantity };
    }
  });
  setInput(1);
}
 

/**
 * The TableViewer is already constructed and uses this composite as it's
 * parent. This works because in the constructor we create all other children
 * of this composite so they will be rendered before the table viewer. You
 * dont need to set any layout data on the table viewer, this method will take
 * care of that.
 * 
 * @param viewer
 */
public void setTableViewer(ColumnViewer viewer, int pageSize) {
  this.viewer = viewer;
  IStructuredContentProvider inner = ((IGenericViewer) viewer)
      .getGenericTable().getContentProvider();

  if (inner instanceof IPageableStructeredContentProvider) {
    ((IPageableStructeredContentProvider) inner).setPageSize(pageSize);
  }

  contentProvider = new PaginatedContentProvider(this, inner, pageSize);
  viewer.setContentProvider(contentProvider);
  GridDataFactory.fillDefaults().align(SWT.FILL, SWT.FILL).grab(true, true)
      .span(5, 1).applyTo(viewer.getControl());
}
 

/**
 * Gets the tab list content provider for the contributor.
 * 
 * @return the tab list content provider for the contributor.
 */
@Override
protected IStructuredContentProvider getTabListContentProvider() {
    if (registry instanceof TabbedPropertyRegistryViewAware) {
        return new TabListContentProviderViewAware((TabbedPropertyRegistryViewAware) registry, getViewID());
    } else {
        return super.getTabListContentProvider();
    }
}