import org.eclipse.nebula.widgets.nattable.NatTable; import org.eclipse.nebula.widgets.nattable.config.DefaultNatTableStyleConfiguration; import org.eclipse.nebula.widgets.nattable.data.IDataProvider; import org.eclipse.nebula.widgets.nattable.examples.AbstractNatExample; import org.eclipse.nebula.widgets.nattable.examples.runner.StandaloneNatExampleRunner; import org.eclipse.nebula.widgets.nattable.freeze.CompositeFreezeLayer; import org.eclipse.nebula.widgets.nattable.freeze.FreezeLayer; import org.eclipse.nebula.widgets.nattable.freeze.command.FreezeSelectionCommand; import org.eclipse.nebula.widgets.nattable.freeze.config.DefaultFreezeGridBindings; import org.eclipse.nebula.widgets.nattable.grid.data.DefaultCornerDataProvider; import org.eclipse.nebula.widgets.nattable.grid.data.DefaultRowHeaderDataProvider; import org.eclipse.nebula.widgets.nattable.grid.data.DummyBodyDataProvider; import org.eclipse.nebula.widgets.nattable.grid.data.DummyColumnHeaderDataProvider; import org.eclipse.nebula.widgets.nattable.grid.layer.ColumnHeaderLayer; import org.eclipse.nebula.widgets.nattable.grid.layer.CornerLayer; import org.eclipse.nebula.widgets.nattable.grid.layer.DefaultColumnHeaderDataLayer; import org.eclipse.nebula.widgets.nattable.grid.layer.DefaultRowHeaderDataLayer; import org.eclipse.nebula.widgets.nattable.grid.layer.GridLayer; import org.eclipse.nebula.widgets.nattable.grid.layer.RowHeaderLayer; import org.eclipse.nebula.widgets.nattable.layer.DataLayer; import org.eclipse.nebula.widgets.nattable.layer.ILayer; import org.eclipse.nebula.widgets.nattable.layer.stack.DefaultBodyLayerStack; import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer; import org.eclipse.nebula.widgets.nattable.ui.menu.BodyMenuConfiguration; import org.eclipse.nebula.widgets.nattable.ui.menu.HeaderMenuConfiguration; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; /** * This fixture creates a simple, minimal 3x3 table with resizable columns whose * cells are of the form 'Row X, Col Y'. */ public class FreezableGridExample extends AbstractNatExample { public static void main(String[] args) throws Exception { StandaloneNatExampleRunner.run(new FreezableGridExample()); } @Override public String getDescription() { return "This example demonstrates the column and row freezing functionality of NatTable.\n" + "\n" + "* FREEZE COLUMNS AND ROWS by selecting a cell and using ctrl-shift-f. The columns to the left and the rows to the right " + "of the selected cell will be frozen such that they will always remain on screen even when the viewport is scrolled.\n" + "* UNFREEZE COLUMNS AND ROWS with ctrl-shift-u."; } @Override public Control createExampleControl(Composite parent) { // Body final DummyBodyDataProvider bodyDataProvider = new DummyBodyDataProvider(20, 1000); final DataLayer bodyDataLayer = new DataLayer(bodyDataProvider); final DefaultBodyLayerStack bodyLayer = new DefaultBodyLayerStack(bodyDataLayer); final SelectionLayer selectionLayer = bodyLayer.getSelectionLayer(); final FreezeLayer freezeLayer = new FreezeLayer(selectionLayer); final CompositeFreezeLayer compositeFreezeLayer = new CompositeFreezeLayer(freezeLayer, bodyLayer.getViewportLayer(), selectionLayer); // Column header final IDataProvider columnHeaderDataProvider = new DummyColumnHeaderDataProvider(bodyDataProvider); final ILayer columnHeaderLayer = new ColumnHeaderLayer(new DefaultColumnHeaderDataLayer(columnHeaderDataProvider), compositeFreezeLayer, selectionLayer); // Row header final IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(bodyDataProvider); final ILayer rowHeaderLayer = new RowHeaderLayer(new DefaultRowHeaderDataLayer(rowHeaderDataProvider), compositeFreezeLayer, selectionLayer); // Corner final DefaultCornerDataProvider cornerDataProvider = new DefaultCornerDataProvider(columnHeaderDataProvider, rowHeaderDataProvider); final CornerLayer cornerLayer = new CornerLayer(new DataLayer(cornerDataProvider), rowHeaderLayer, columnHeaderLayer); // Grid final GridLayer gridLayer = new GridLayer(compositeFreezeLayer, columnHeaderLayer, rowHeaderLayer, cornerLayer); NatTable natTable = new NatTable(parent, gridLayer, false); // Configuration natTable.addConfiguration(new DefaultNatTableStyleConfiguration()); natTable.addConfiguration(new HeaderMenuConfiguration(natTable)); natTable.addConfiguration(new DefaultFreezeGridBindings()); natTable.configure(); selectionLayer.setSelectedCell(2, 0); selectionLayer.doCommand(new FreezeSelectionCommand()); selectionLayer.clear(); return natTable; } }