Java Code Examples for org.eclipse.swt.widgets.Table

/**
 * Copy information from the meta-data input to the dialog fields.
 */
public void getData() {
  Table table = wFields.table;
  if ( input.getTransformName().length > 0 ) {
    table.removeAll();
  }
  for ( int i = 0; i < input.getTransformName().length; i++ ) {
    TableItem ti = new TableItem( table, SWT.NONE );
    ti.setText( 0, "" + ( i + 1 ) );
    if ( input.getTransformName()[ i ] != null ) {
      ti.setText( 1, input.getTransformName()[ i ] );
    }
  }

  wFields.removeEmptyRows();
  wFields.setRowNums();
  wFields.optWidth( true );

  wTransformName.selectAll();
  wTransformName.setFocus();
}
 

public static Table createTable(final Composite composite, final int height, final int span, final boolean multi) {
    final GridData gridData = new GridData();
    gridData.horizontalSpan = span;
    gridData.heightHint = height;
    gridData.horizontalAlignment = GridData.FILL;
    gridData.grabExcessHorizontalSpace = true;

    int style = SWT.SINGLE;
    if (multi) {
        style = SWT.MULTI;
    }

    final Table table = new Table(composite, style | SWT.BORDER | SWT.FULL_SELECTION);
    table.setLayoutData(gridData);
    table.setHeaderVisible(true);
    table.setLinesVisible(true);

    return table;
}
 

private void createTable(Composite parent) {
	GridData gridData = new GridData();
	gridData.heightHint = 150;
	gridData.horizontalSpan = 2;
	gridData.horizontalAlignment = GridData.FILL;
	gridData.grabExcessHorizontalSpace = true;

	this.dictionaryTable = new Table(parent, SWT.FULL_SELECTION
			| SWT.BORDER | SWT.MULTI);
	this.dictionaryTable.setHeaderVisible(true);
	this.dictionaryTable.setLinesVisible(true);
	this.dictionaryTable.setLayoutData(gridData);

	TableColumn tableColumn = new TableColumn(this.dictionaryTable,
			SWT.LEFT);
	tableColumn.setWidth(250);
	tableColumn.setText(ResourceString
			.getResourceString("label.physical.name"));

	TableColumn tableColumn1 = new TableColumn(this.dictionaryTable,
			SWT.LEFT);
	tableColumn1.setWidth(250);
	tableColumn1.setText(ResourceString
			.getResourceString("label.logical.name"));

}
 

/**
 * Returns true if the column is expanded to take extra available space.
 * This is the last non-zero-width visible column in the column order on
 * Linux. This column's width should not be persisted.
 *
 * @param column
 *            the column
 * @return true if the column is expanded.
 */
private static boolean isExpanded(TableColumn column) {
    if (IS_LINUX) {
        Table table = column.getParent();
        int[] order = table.getColumnOrder();
        for (int i = order.length - 1; i >= 0; i--) {
            TableColumn col = table.getColumn(order[i]);
            if (col == column) {
                return true;
            }
            if (col.getWidth() > 0) {
                return false;
            }
        }
    }
    return false;
}
 

public static TableEditor createCheckBoxTableEditor(TableItem tableItem,
		boolean selection, int column) {
	Table table = tableItem.getParent();

	final Button checkBox = new Button(table, SWT.CHECK);
	checkBox.pack();

	TableEditor editor = new TableEditor(table);

	editor.minimumWidth = checkBox.getSize().x;
	editor.horizontalAlignment = SWT.CENTER;
	editor.setEditor(checkBox, tableItem, column);

	checkBox.setSelection(selection);

	return editor;
}
 

public static ResultSetTableAction createResultSetTableAction(
		Table resultSetTable, int operationID )
{
	assert resultSetTable != null;

	ResultSetTableAction rsTableAction = null;

	if ( operationID == COPY_ACTION )
	{
		rsTableAction = new CopyAction( resultSetTable );
	}
	else if ( operationID == SELECTALL_ACTION )
	{
		rsTableAction = new SelectAllAction( resultSetTable );
	}

	return rsTableAction;
}
 

public BuyOrderTableViewer(Composite parent, UISynchronize sync) {
  super(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION
      | SWT.BORDER);

  this.contentProvider = new BuyOrderContentProvider(sync);
  this.comparator = new BuyOrderComparator();

  setUseHashlookup(false);
  setContentProvider(contentProvider);
  setComparator(comparator);

  createColumns();

  /* Pack the columns */
  for (TableColumn column : getTable().getColumns())
    column.pack();

  Table table = getTable();
  table.setHeaderVisible(true);
  table.setLinesVisible(true);
}
 

@Override
public void widgetSelected ( final SelectionEvent e )
{
    final Table table = this.tableViewer.getTable ();
    final TableColumn newColumn = (TableColumn)e.widget;
    final TableColumn currentColumn = table.getSortColumn ();

    final EventTableColumn column = (EventTableColumn)newColumn.getData ( COLUMN_KEY );
    if ( column == EventTableColumn.reservedColumnSourceTimestamp || column == EventTableColumn.reservedColumnEntryTimestamp )
    {
        final int currentDir = table.getSortDirection ();
        int newDir = SWT.UP;
        if ( newColumn == currentColumn )
        {
            newDir = currentDir == SWT.UP ? SWT.DOWN : SWT.UP;
        }
        else
        {
            table.setSortColumn ( newColumn );
        }
        table.setSortDirection ( newDir );
        this.tableViewer.setSorter ( new EventTableSorter ( column, newDir ) );
    }
}
 

private void createForeignKeyColumnMapper(Composite composite) {
    final GridData tableGridData = new GridData();
    tableGridData.horizontalSpan = 2;
    tableGridData.heightHint = 100;
    tableGridData.horizontalAlignment = GridData.FILL;
    tableGridData.grabExcessHorizontalSpace = true;
    foreignKeyColumnMapper = new Table(composite, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
    foreignKeyColumnMapper.setLayoutData(tableGridData);
    foreignKeyColumnMapper.setHeaderVisible(true);
    foreignKeyColumnMapper.setLinesVisible(true);
    final TableColumn referredColumn = new TableColumn(foreignKeyColumnMapper, SWT.NONE);
    referredColumn.setWidth(COLUMN_WIDTH);
    referredColumn.setText("Referred Column");
    final TableColumn foreignKeyColumn = new TableColumn(foreignKeyColumnMapper, SWT.NONE);
    foreignKeyColumn.setWidth(COLUMN_WIDTH);
    foreignKeyColumn.setText("ForeignKey Column");
}
 

private void initializeIndexColumnList(Composite parent) {
    final GridData gridData = new GridData();
    gridData.heightHint = 150;
    gridData.verticalSpan = 2;
    indexColumnList = new Table(parent, SWT.FULL_SELECTION | SWT.BORDER);
    indexColumnList.setHeaderVisible(true);
    indexColumnList.setLayoutData(gridData);
    indexColumnList.setLinesVisible(false);
    final TableColumn tableColumn = new TableColumn(indexColumnList, SWT.CENTER);
    tableColumn.setWidth(150);
    tableColumn.setText(DisplayMessages.getMessage("label.column.name"));
    if (DBManagerFactory.getDBManager(table.getDiagram()).isSupported(DBManager.SUPPORT_DESC_INDEX)) {
        final TableColumn tableColumn1 = new TableColumn(indexColumnList, SWT.CENTER);
        tableColumn1.setWidth(50);
        tableColumn1.setText(DisplayMessages.getMessage("label.order.desc"));
    }
}
 

/** Expects one row selected in the table and returns value of second row. */
private String getTableItem(Table table) {
	String result = "";
	if (table == null)
		return result;

	TableItem[] items = table.getSelection();

	if (items.length >= 2) {
		String text = Strings.nullToEmpty(table.getToolTipText());
		if (!text.isEmpty())
			text = " :: " + text;
		throw new RuntimeException("Multiple selections are not supported" + text);
	}

	if (items.length == 1 && items[0] != null)
		// first is the display name, second is data
		result = Strings.nullToEmpty(items[0].getText(1));

	return result;
}
 

private CellEditor[] getCellEditors( Table table )
{
	CellEditor[] editors = new CellEditor[COLUMNS.length];
	editors[0] = new TextCellEditor( table ) {

		@Override
		protected void keyReleaseOccured( KeyEvent keyEvent )
		{
			super.keyReleaseOccured( keyEvent );
			if ( keyEvent.character == '\r' )
			{
				fTableViewer.editElement( fTableViewer.getElementAt( fTable.getSelectionIndex( ) ),
					1 );
			}

		}
	};
	editors[1] = new TextCellEditor( table );
	return editors;
}
 

protected void packAndFillLastColumn(Table table) {
    int columnsWidth = 0;
    for (int i = 0; i < table.getColumnCount() - 1; i++) {
        columnsWidth += table.getColumn(i).getWidth();
    }
    TableColumn lastColumn = table.getColumn(table.getColumnCount() - 1);
    lastColumn.pack();

    Rectangle area = table.getClientArea();

    Point preferredSize = table.computeSize(SWT.DEFAULT, SWT.DEFAULT);
    int width = area.width - 2*table.getBorderWidth();

    if (preferredSize.y > area.height + table.getHeaderHeight()) {
        // Subtract the scrollbar width from the total column width
        // if a vertical scrollbar will be required
        Point vBarSize = table.getVerticalBar().getSize();
        width -= vBarSize.x;
    }

    // last column is packed, so that is the minimum. If more space is available, add it.
    if(lastColumn.getWidth() < width - columnsWidth) {
        lastColumn.setWidth(width - columnsWidth + 4);
    }
}
 

private TableViewer createViewer(Composite parent) {
    TableViewer viewer = new TableViewer(parent, SWT.BORDER | SWT.H_SCROLL
        | SWT.V_SCROLL | SWT.MULTI | SWT.FULL_SELECTION);

    createColumns(parent, viewer);

    final Table table = viewer.getTable();
    table.setHeaderVisible(true);
    table.setLinesVisible(true);

    viewer.setContentProvider(new CmakeDefineTableContentProvider());
    viewer.setLabelProvider(new CmakeVariableLabelProvider());

    // Layout the viewer
    GridData gridData = new GridData();
    gridData.verticalAlignment = GridData.FILL;
//    gridData.horizontalSpan = 2;
    gridData.grabExcessHorizontalSpace = true;
    gridData.grabExcessVerticalSpace = true;
    gridData.horizontalAlignment = GridData.FILL;
    viewer.getControl().setLayoutData(gridData);
    return viewer;
  }
 

/**
 * @param parent a widget which will be the parent of the new instance (cannot
 *               be null)
 * @param style  the style of widget to construct
 */
public GitRepositoryPreferencePageView(Composite parent, int style) {
	super(parent, style);
	final TableColumnLayout tableColumnLayout = new TableColumnLayout();
	setLayout(tableColumnLayout);

	tableViewer = new TableViewer(this, SWT.BORDER | SWT.FULL_SELECTION);
	final Table table = tableViewer.getTable();
	table.setHeaderVisible(true);
	table.setLinesVisible(true);

	columnRepository = new TableViewerColumn(tableViewer, SWT.NONE);
	TableColumn colRepository = columnRepository.getColumn();
	tableColumnLayout.setColumnData(colRepository, new ColumnWeightData(1));
	colRepository.setText("Repository");

	columnLocalPath = new TableViewerColumn(tableViewer, SWT.NONE);
	TableColumn colLocalPath = columnLocalPath.getColumn();
	tableColumnLayout.setColumnData(colLocalPath, new ColumnWeightData(1));
	colLocalPath.setText("Local Path");

	columnMemory = new TableViewerColumn(tableViewer, SWT.RIGHT);
	TableColumn colMemory = columnMemory.getColumn();
	tableColumnLayout.setColumnData(colMemory, new ColumnPixelData(80, true, true));
	colMemory.setText("Memory");

	final Menu menu = new Menu(tableViewer.getTable());
	menuItemGoToRepository = new MenuItem(menu, SWT.NONE);
	menuItemGoToRepository.setText("Go to Repository");
	tableViewer.getTable().setMenu(menu);
}
 

/**
 * Get the bounds of a cell (SWT.Rectangle) for the specified row and column
 * index in a table
 *
 * @param table
 *            the table
 * @param row
 *            the row of the table to look up
 * @param col
 *            the column of the table to look up
 * @return the bounds in display relative coordinates
 */
public static Rectangle getCellBounds(final Table table, final int row, final int col) {
    return UIThreadRunnable.syncExec(new Result<Rectangle>() {
        @Override
        public Rectangle run() {
            TableItem item = table.getItem(row);
            Rectangle bounds = item.getBounds(col);
            Point p = table.toDisplay(bounds.x, bounds.y);
            Rectangle rect = new Rectangle(p.x, p.y, bounds.width, bounds.height);
            return rect;
        }
    });
}
 

public CellEditor[] getEditors( final Table table )
{
	if ( editors == null )
	{
		editors = new CellEditor[columnKeys.length];
		editors[0] = new TextCellEditor( table );
		editors[1] = new TextCellEditor( table );
		editors[2] = new TextCellEditor( table );
		editors[3] = new TextCellEditor( table );
	}

	return editors;
}
 

void showTip(String txt, ItemPkg tp, Table table)  {
	tip = new Shell((Shell) null, SWT.ON_TOP | SWT.TOOL);
	tip.setLayout(new FillLayout());
	tip.setBackground(table.getBackground());
	createBufferTip(tip, (IEditorReference)getSelectables().get(txt));
	Point size = tip.computeSize(SWT.DEFAULT, SWT.DEFAULT);
	Rectangle rect = tp.getBounds();
	Point pt = table.toDisplay(rect.x + getSizeAdjustment(), rect.y
			- size.y);
	tip.setBounds(pt.x, pt.y, size.x, size.y);
	tip.setVisible(true);
}
 

/**
 * Create a new viewer.
 */
public SearchResultViewer(Table table) {
	super(table);
	createColumns(); // must be done before label provider is set
	setLabelProvider(new SearchResultLabel());
	setContentProvider(new ArrayContentProvider());
}
 

/**
 * Create contents of the dialog.
 * @param parent
 */
@Override
protected Control createDialogArea(Composite parent) {
	Composite container = (Composite) super.createDialogArea(parent);
	container.setLayout(new GridLayout(1, false));

	Composite composite = new Composite(container, SWT.NONE);
	GridLayout gl_composite = new GridLayout(1, false);
	gl_composite.verticalSpacing = 0;
	gl_composite.marginWidth = 0;
	gl_composite.marginHeight = 0;
	composite.setLayout(gl_composite);
	composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

	tableViewer = new TableViewer(composite, SWT.BORDER | SWT.FULL_SELECTION | SWT.V_SCROLL | SWT.H_SCROLL);
	Table table = tableViewer.getTable();

	GridData tableGd = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
	tableGd.heightHint = 220;
	table.setLayoutData(tableGd);

	table.setLinesVisible(true);
	table.setHeaderVisible(true);

	String[] clmnTitles = new String[] { Messages.getString("dialog.PreTranslationResultDialog.clmnTitles1"),
			Messages.getString("dialog.PreTranslationResultDialog.clmnTitles2"),
			Messages.getString("dialog.PreTranslationResultDialog.clmnTitles3"),
			Messages.getString("dialog.PreTranslationResultDialog.clmnTitles4"),
			Messages.getString("dialog.PreTranslationResultDialog.clmnTitles5"),
			Messages.getString("dialog.PreTranslationResultDialog.clmnTitles6") };
	int[] clmnBounds = { 60, 200, 100, 110, 110, 110 };
	for (int i = 0; i < clmnTitles.length; i++) {
		createTableViewerColumn(tableViewer, clmnTitles[i], clmnBounds[i], i);
	}

	tableViewer.setLabelProvider(new TableViewerLabelProvider());
	tableViewer.setContentProvider(new ArrayContentProvider());
	tableViewer.setInput(this.getTableViewerInput());
	return container;
}
 

/**
 * Gets the index.
 *
 * @param item the item
 * @return the index
 */
public static int getIndex(TableItem item) {
  Table parent = item.getParent();
  TableItem[] items = parent.getItems();
  for (int i = items.length - 1; i >= 0; i--) {
    if (items[i] == item)
      return i;
  }
  throw new InternalErrorCDE("invalid state"); //$NON-NLS-1$
}
 

@Override
protected Control createDialogArea(Composite parent) {
	Composite tparent = (Composite) super.createDialogArea(parent);
	GridLayoutFactory.swtDefaults().spacing(0, 0).numColumns(1).applyTo(tparent);
	GridDataFactory.fillDefaults().hint(750, 500).align(SWT.FILL, SWT.FILL).grab(true, true).applyTo(tparent);

	createMenu();
	createToolBar(tparent);

	table = new Table(tparent, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
	table.setLinesVisible(true);
	table.setHeaderVisible(true);
	table.setLayoutData(new GridData(GridData.FILL_BOTH));
	Composite cmpStatus = new Composite(tparent, SWT.BORDER);
	cmpStatus.setLayout(new GridLayout(2, true));
	cmpStatus.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	lblRowCount = new Label(cmpStatus, SWT.None);
	lblRowCount.setText(MessageFormat.format(Messages.getString("dialog.CSV2TMXConverterDialog.lblRowCount"), 0));
	lblRowCount.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL));
	lblColCount = new Label(cmpStatus, SWT.None);
	lblColCount.setText(MessageFormat.format(Messages.getString("dialog.CSV2TMXConverterDialog.lblColCount"), 0));
	lblColCount.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL));

	tparent.layout();
	getShell().layout();
	return tparent;
}
 

public void updateVariant(ProjectVariant variant) {
	int idx = getIndex(variant);
	if (idx == -1)
		return;
	Column column = columns[idx];
	Table table = viewer.getTable();
	String title = column.getTitle() == null ? "" : column.getTitle();
	table.getColumn(idx + LABEL_COLS).setText(title);
	viewer.refresh();
}
 

private void configSorters(Table table) {
  int index = 0;
  for (TableColumn column : table.getColumns()) {
    final int colIndex = index++;

    column.addSelectionListener(new SelectionAdapter() {
      @Override
      public void widgetSelected(SelectionEvent event) {
        updateSortColumn((TableColumn) event.widget, colIndex);
      }
    });
  }
}
 

public CellEditor[] getEditors( Table table )
{
	if ( editors == null )
	{
		editors = new TextCellEditor[columnKeys.length];
		editors[0] = new TextCellEditor( table );
		editors[1] = new TextCellEditor( table );
	}
	return null;
}
 

private void get() {
  wFields.removeAll();
  Table table = wFields.table;

  for ( int i = 0; i < previousTransforms.length; i++ ) {
    TableItem ti = new TableItem( table, SWT.NONE );
    ti.setText( 0, "" + ( i + 1 ) );
    ti.setText( 1, previousTransforms[ i ] );
  }
  wFields.removeEmptyRows();
  wFields.setRowNums();
  wFields.optWidth( true );

}
 

private void tableColumnClicked(TableColumn column){
	Table table = column.getParent();
	if (column.equals(table.getSortColumn())) {
		table.setSortDirection(table.getSortDirection() == SWT.UP ? SWT.DOWN : SWT.UP);
	} else {
		table.setSortColumn(column);
		table.setSortDirection(SWT.UP);
	}
	
	tableViewer.refresh();
	
}
 

private String getCellText(Event event, Table table) {
	String result = null;
	ItemPkg item = getCell(event,table);
	if (item != null){
		result = item.getText();
	}
	return result;
}
 

/**
 * load a list of rows with a single column
 * @return
 */
private static List<TableItem> loadSingleDataset(Table table) {
	List<TableItem> rowList = new ArrayList<TableItem>();
	
	int total = (modelList == null ? 0 : modelList.size());
	
	for (int index=0; index < total; index++) {
		TableItem ti = new TableItem(table, SWT.NONE);
		Model model = (Model)modelList.get(index);
		ti.setText(model.getDescription());
		rowList.add(ti);
	}
	
	return rowList;
}
 

private void setSortColumn(
    TableColumn column, int colIndex, int direction) {

  ViewerComparator sorter = buildColumnSorter(colIndex);
  if (SWT.UP == direction) {
    sorter = new InverseSorter(sorter);
  }

  Table tableControl = (Table) propViewer.getControl();
  propViewer.setComparator(sorter);
  tableControl.setSortColumn(column);
  tableControl.setSortDirection(direction);
}