Examples with ICellPainter org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter used on opensource projects

Example 16 with ICellPainter

use of org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter in project nebula.widgets.nattable by eclipse.

the class CellPainterMouseEventMatcher method matches.

@Override
public boolean matches(NatTable natTable, MouseEvent event, LabelStack regionLabels) {
    if (super.matches(natTable, event, regionLabels)) {
        int columnPosition = natTable.getColumnPositionByX(event.x);
        int rowPosition = natTable.getRowPositionByY(event.y);
        ILayerCell cell = natTable.getCellByPosition(columnPosition, rowPosition);
        // contains not enough cells to fill it.
        if (cell != null) {
            IConfigRegistry configRegistry = natTable.getConfigRegistry();
            ICellPainter cellPainter = cell.getLayer().getCellPainter(columnPosition, rowPosition, cell, configRegistry);
            GC gc = new GC(natTable.getDisplay());
            try {
                Rectangle adjustedCellBounds = natTable.getLayerPainter().adjustCellBounds(columnPosition, rowPosition, cell.getBounds());
                ICellPainter clickedCellPainter = cellPainter.getCellPainterAt(event.x, event.y, cell, gc, adjustedCellBounds, configRegistry);
                if (clickedCellPainter != null) {
                    if ((this.targetCellPainter != null && this.targetCellPainter == clickedCellPainter) || (this.targetCellPainterClass != null && this.targetCellPainterClass.isInstance(clickedCellPainter))) {
                        return true;
                    }
                }
            } finally {
                gc.dispose();
            }
        }
    }
    return false;
}

Example 17 with ICellPainter

use of org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter in project nebula.widgets.nattable by eclipse.

the class _5044_HorizontalSplitViewportGridExample method createExampleControl.

@Override
public Control createExampleControl(Composite parent) {
    // property names of the Person class
    String[] propertyNames = { "firstName", "lastName", "gender", "married", "birthday", "address.street", "address.housenumber", "address.postalCode", "address.city" };
    // mapping from property to label, needed for column header labels
    Map<String, String> propertyToLabelMap = new HashMap<>();
    propertyToLabelMap.put("firstName", "Firstname");
    propertyToLabelMap.put("lastName", "Lastname");
    propertyToLabelMap.put("gender", "Gender");
    propertyToLabelMap.put("married", "Married");
    propertyToLabelMap.put("birthday", "Birthday");
    propertyToLabelMap.put("address.street", "Street");
    propertyToLabelMap.put("address.housenumber", "Housenumber");
    propertyToLabelMap.put("address.postalCode", "Postal Code");
    propertyToLabelMap.put("address.city", "City");
    IColumnPropertyAccessor<PersonWithAddress> columnPropertyAccessor = new ExtendedReflectiveColumnPropertyAccessor<>(propertyNames);
    final BodyLayerStack<PersonWithAddress> bodyLayer = new BodyLayerStack<>(PersonService.getPersonsWithAddress(50), columnPropertyAccessor);
    // build the row header layer
    IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(bodyLayer.getBodyDataProvider());
    DataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer(rowHeaderDataProvider);
    final ILayer rowHeaderLayer = new RowHeaderLayer(rowHeaderDataLayer, bodyLayer, bodyLayer.getSelectionLayer());
    // build the column header layer
    IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(propertyNames, propertyToLabelMap);
    final DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer(columnHeaderDataProvider);
    final AbstractLayer columnHeaderLayer = new ColumnHeaderLayer(columnHeaderDataLayer, bodyLayer, bodyLayer.getSelectionLayer());
    // Use this special layer painter that supports rendering of split
    // viewports although the ColumnHeaderLayer is not split. Here is some
    // custom calculation included that might not work correctly in case
    // there are column groups or other spanning involved.
    columnHeaderLayer.setLayerPainter(new CellLayerPainter() {

        @Override
        protected boolean isClipLeft(int position) {
            // check position-1 because of the row header column count
            // as the body is a composite layer, the default transformation
            // for the grid is not working correctly
            int index = LayerUtil.convertColumnPosition(columnHeaderLayer, position - 1, columnHeaderDataLayer);
            return (index > SPLIT_COLUMN_INDEX);
        }

        @Override
        protected void paintCell(ILayerCell cell, GC gc, IConfigRegistry configRegistry) {
            ILayer layer = cell.getLayer();
            int columnPosition = cell.getColumnPosition();
            int rowPosition = cell.getRowPosition();
            ICellPainter cellPainter = layer.getCellPainter(columnPosition, rowPosition, cell, configRegistry);
            Rectangle adjustedCellBounds = layer.getLayerPainter().adjustCellBounds(columnPosition, rowPosition, cell.getBounds());
            if (cellPainter != null) {
                Rectangle originalClipping = gc.getClipping();
                int startX = getStartXOfColumnPosition(columnPosition);
                int startY = getStartYOfRowPosition(rowPosition);
                int endX = getStartXOfColumnPosition(cell.getOriginColumnPosition() + cell.getColumnSpan());
                int endY = getStartYOfRowPosition(cell.getOriginRowPosition() + cell.getRowSpan());
                // correct position of first column in right region
                // find the last visible column in left region
                int viewportBorderX = bodyLayer.getViewportLayerLeft().getClientAreaWidth() + rowHeaderLayer.getWidth();
                if (isClipLeft(columnPosition) && startX < viewportBorderX) {
                    startX = viewportBorderX;
                }
                if (!isClipLeft(columnPosition - 1) && startX > viewportBorderX) {
                    startX = viewportBorderX;
                }
                if (isClipLeft(cell.getOriginColumnPosition() + cell.getColumnSpan()) && endX < viewportBorderX) {
                    endX = viewportBorderX;
                }
                Rectangle cellClipBounds = originalClipping.intersection(new Rectangle(startX, startY, endX - startX, endY - startY));
                gc.setClipping(cellClipBounds.intersection(adjustedCellBounds));
                cellPainter.paintCell(cell, gc, adjustedCellBounds, configRegistry);
                gc.setClipping(originalClipping);
            }
        }
    });
    // build the corner layer
    IDataProvider cornerDataProvider = new DefaultCornerDataProvider(columnHeaderDataProvider, rowHeaderDataProvider);
    DataLayer cornerDataLayer = new DataLayer(cornerDataProvider);
    final ILayer cornerLayer = new CornerLayer(cornerDataLayer, rowHeaderLayer, columnHeaderLayer);
    // build the grid layer
    GridLayer gridLayer = new GridLayer(bodyLayer, columnHeaderLayer, rowHeaderLayer, cornerLayer);
    // in order to make printing and exporting work correctly you need to
    // register the following command handlers
    gridLayer.registerCommandHandler(new MultiTurnViewportOnCommandHandler(bodyLayer.getViewportLayerLeft(), bodyLayer.getViewportLayerRight()));
    gridLayer.registerCommandHandler(new MultiTurnViewportOffCommandHandler(bodyLayer.getViewportLayerLeft(), bodyLayer.getViewportLayerRight()));
    // Wrap NatTable in composite so we can slap on the external horizontal
    // sliders
    Composite composite = new Composite(parent, SWT.NONE);
    GridLayout gridLayout = new GridLayout(1, false);
    gridLayout.marginHeight = 0;
    gridLayout.marginWidth = 0;
    gridLayout.horizontalSpacing = 0;
    gridLayout.verticalSpacing = 0;
    composite.setLayout(gridLayout);
    NatTable natTable = new NatTable(composite, gridLayer, false);
    GridData gridData = new GridData();
    gridData.horizontalAlignment = GridData.FILL;
    gridData.verticalAlignment = GridData.FILL;
    gridData.grabExcessHorizontalSpace = true;
    gridData.grabExcessVerticalSpace = true;
    natTable.setLayoutData(gridData);
    createSplitSliders(composite, rowHeaderLayer, bodyLayer.getViewportLayerLeft(), bodyLayer.getViewportLayerRight());
    // add an IOverlayPainter to ensure the right border of the left
    // viewport always
    // this is necessary because the left border of layer stacks is not
    // rendered by default
    natTable.addOverlayPainter(new IOverlayPainter() {

        @Override
        public void paintOverlay(GC gc, ILayer layer) {
            Color beforeColor = gc.getForeground();
            gc.setForeground(GUIHelper.COLOR_GRAY);
            int viewportBorderX = bodyLayer.getViewportLayerLeft().getWidth() + rowHeaderLayer.getWidth() - 1;
            gc.drawLine(viewportBorderX, 0, viewportBorderX, layer.getHeight() - 1);
            gc.setForeground(beforeColor);
        }
    });
    natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
    natTable.addConfiguration(new HeaderMenuConfiguration(natTable));
    natTable.configure();
    return composite;
}

Example 18 with ICellPainter

use of org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter in project nebula.widgets.nattable by eclipse.

the class _5062_CompositeHoverStylingExample method createExampleControl.

@Override
public Control createExampleControl(Composite parent) {
    // property names of the Person class
    String[] propertyNames = { "firstName", "lastName", "gender", "married", "birthday" };
    // mapping from property to label, needed for column header labels
    Map<String, String> propertyToLabelMap = new HashMap<>();
    propertyToLabelMap.put("firstName", "Firstname");
    propertyToLabelMap.put("lastName", "Lastname");
    propertyToLabelMap.put("gender", "Gender");
    propertyToLabelMap.put("married", "Married");
    propertyToLabelMap.put("birthday", "Birthday");
    // build the body layer stack
    // Usually you would create a new layer stack by extending
    // AbstractIndexLayerTransform and setting the ViewportLayer
    // as underlying layer. But in this case using the ViewportLayer
    // directly as body layer is also working.
    IDataProvider bodyDataProvider = new DefaultBodyDataProvider<>(PersonService.getPersons(10), propertyNames);
    DataLayer bodyDataLayer = new DataLayer(bodyDataProvider);
    HoverLayer hoverLayer = new HoverLayer(bodyDataLayer);
    SelectionLayer selectionLayer = new SelectionLayer(hoverLayer);
    ViewportLayer viewportLayer = new ViewportLayer(selectionLayer);
    // build the column header layer
    IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(propertyNames, propertyToLabelMap);
    DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer(columnHeaderDataProvider);
    HoverLayer columnHoverLayer = new HoverLayer(columnHeaderDataLayer, false);
    ColumnHeaderLayer columnHeaderLayer = new ColumnHeaderLayer(columnHoverLayer, viewportLayer, selectionLayer, false);
    // add ColumnHeaderHoverLayerConfiguration to ensure that hover styling
    // and resizing is working together
    columnHeaderLayer.addConfiguration(new ColumnHeaderHoverLayerConfiguration(columnHoverLayer));
    CompositeLayer compLayer = new CompositeLayer(1, 2);
    compLayer.setChildLayer(GridRegion.COLUMN_HEADER, columnHeaderLayer, 0, 0);
    compLayer.setChildLayer(GridRegion.BODY, viewportLayer, 0, 1);
    // turn the auto configuration off as we want to add our hover styling
    // configuration
    NatTable natTable = new NatTable(parent, compLayer, false);
    // as the autoconfiguration of the NatTable is turned off, we have to
    // add the DefaultNatTableStyleConfiguration manually
    natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
    // add the style configuration for hover
    natTable.addConfiguration(new AbstractRegistryConfiguration() {

        @Override
        public void configureRegistry(IConfigRegistry configRegistry) {
            Style style = new Style();
            style.setAttributeValue(CellStyleAttributes.BACKGROUND_COLOR, GUIHelper.getColor(217, 232, 251));
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_STYLE, style, DisplayMode.HOVER);
            Image bgImage = GUIHelper.getImageByURL("columnHeaderBg", getClass().getResource("/org/eclipse/nebula/widgets/nattable/examples/resources/column_header_bg.png"));
            Image hoverBgImage = GUIHelper.getImageByURL("hoverColumnHeaderBg", getClass().getResource("/org/eclipse/nebula/widgets/nattable/examples/resources/hovered_column_header_bg.png"));
            TextPainter txtPainter = new TextPainter(false, false);
            ICellPainter bgImagePainter = new BackgroundImagePainter(txtPainter, bgImage, GUIHelper.getColor(192, 192, 192));
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, bgImagePainter, DisplayMode.NORMAL, GridRegion.COLUMN_HEADER);
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, bgImagePainter, DisplayMode.NORMAL, GridRegion.CORNER);
            ICellPainter hoveredHeaderPainter = new BackgroundImagePainter(txtPainter, hoverBgImage, GUIHelper.getColor(192, 192, 192));
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, hoveredHeaderPainter, DisplayMode.HOVER, GridRegion.COLUMN_HEADER);
        }
    });
    natTable.configure();
    return natTable;
}

Example 19 with ICellPainter

use of org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter in project nebula.widgets.nattable by eclipse.

the class _5064_GridHeaderHoverStylingExample method createExampleControl.

@Override
public Control createExampleControl(Composite parent) {
    // property names of the Person class
    String[] propertyNames = { "firstName", "lastName", "gender", "married", "birthday" };
    // mapping from property to label, needed for column header labels
    Map<String, String> propertyToLabelMap = new HashMap<>();
    propertyToLabelMap.put("firstName", "Firstname");
    propertyToLabelMap.put("lastName", "Lastname");
    propertyToLabelMap.put("gender", "Gender");
    propertyToLabelMap.put("married", "Married");
    propertyToLabelMap.put("birthday", "Birthday");
    // build the body layer stack
    // Usually you would create a new layer stack by extending
    // AbstractIndexLayerTransform and setting the ViewportLayer
    // as underlying layer. But in this case using the ViewportLayer
    // directly as body layer is also working.
    IDataProvider bodyDataProvider = new DefaultBodyDataProvider<>(PersonService.getPersons(10), propertyNames);
    DataLayer bodyDataLayer = new DataLayer(bodyDataProvider);
    SelectionLayer selectionLayer = new SelectionLayer(bodyDataLayer);
    ViewportLayer viewportLayer = new ViewportLayer(selectionLayer);
    // build the column header layer
    IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider(propertyNames, propertyToLabelMap);
    DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer(columnHeaderDataProvider);
    HoverLayer columnHoverLayer = new HoverLayer(columnHeaderDataLayer, false);
    ColumnHeaderLayer columnHeaderLayer = new ColumnHeaderLayer(columnHoverLayer, viewportLayer, selectionLayer, false);
    // add ColumnHeaderHoverLayerConfiguration to ensure that hover styling
    // and resizing is working together
    columnHeaderLayer.addConfiguration(new ColumnHeaderHoverLayerConfiguration(columnHoverLayer));
    // build the row header layer
    IDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider(bodyDataProvider);
    DataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer(rowHeaderDataProvider);
    HoverLayer rowHoverLayer = new HoverLayer(rowHeaderDataLayer, false);
    RowHeaderLayer rowHeaderLayer = new RowHeaderLayer(rowHoverLayer, viewportLayer, selectionLayer, false);
    // add RowHeaderHoverLayerConfiguration to ensure that hover styling and
    // resizing is working together
    rowHeaderLayer.addConfiguration(new RowHeaderHoverLayerConfiguration(rowHoverLayer));
    // build the corner layer
    IDataProvider cornerDataProvider = new DefaultCornerDataProvider(columnHeaderDataProvider, rowHeaderDataProvider);
    DataLayer cornerDataLayer = new DataLayer(cornerDataProvider);
    ILayer cornerLayer = new CornerLayer(cornerDataLayer, rowHeaderLayer, columnHeaderLayer);
    // build the grid layer
    GridLayer gridLayer = new GridLayer(viewportLayer, columnHeaderLayer, rowHeaderLayer, cornerLayer);
    // turn the auto configuration off as we want to add our header menu
    // configuration
    NatTable natTable = new NatTable(parent, gridLayer, false);
    // as the autoconfiguration of the NatTable is turned off, we have to
    // add the DefaultNatTableStyleConfiguration manually
    natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
    natTable.addConfiguration(new AbstractUiBindingConfiguration() {

        @Override
        public void configureUiBindings(UiBindingRegistry uiBindingRegistry) {
            uiBindingRegistry.registerMouseMoveBinding(new MouseEventMatcher(GridRegion.BODY), new ClearHoverStylingAction());
        }
    });
    // add the style configuration for hover
    natTable.addConfiguration(new AbstractRegistryConfiguration() {

        @Override
        public void configureRegistry(IConfigRegistry configRegistry) {
            Style style = new Style();
            style.setAttributeValue(CellStyleAttributes.BACKGROUND_COLOR, GUIHelper.COLOR_RED);
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_STYLE, style, DisplayMode.HOVER, GridRegion.ROW_HEADER);
            Image bgImage = GUIHelper.getImageByURL("columnHeaderBg", getClass().getResource("/org/eclipse/nebula/widgets/nattable/examples/resources/column_header_bg.png"));
            Image hoverBgImage = GUIHelper.getImageByURL("hoverColumnHeaderBg", getClass().getResource("/org/eclipse/nebula/widgets/nattable/examples/resources/hovered_column_header_bg.png"));
            Image selectedBgImage = GUIHelper.getImageByURL("selectedColumnHeaderBg", getClass().getResource("/org/eclipse/nebula/widgets/nattable/examples/resources/selected_column_header_bg.png"));
            TextPainter txtPainter = new TextPainter(false, false);
            ICellPainter bgImagePainter = new BackgroundImagePainter(txtPainter, bgImage, GUIHelper.getColor(192, 192, 192));
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, bgImagePainter, DisplayMode.NORMAL, GridRegion.COLUMN_HEADER);
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, bgImagePainter, DisplayMode.NORMAL, GridRegion.CORNER);
            ICellPainter hoveredHeaderPainter = new BackgroundImagePainter(txtPainter, hoverBgImage, GUIHelper.getColor(192, 192, 192));
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, hoveredHeaderPainter, DisplayMode.HOVER, GridRegion.COLUMN_HEADER);
            ICellPainter selectedHeaderPainter = new BackgroundImagePainter(txtPainter, selectedBgImage, GUIHelper.getColor(192, 192, 192));
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, selectedHeaderPainter, DisplayMode.SELECT, GridRegion.COLUMN_HEADER);
        }
    });
    natTable.configure();
    return natTable;
}

Example 20 with ICellPainter

use of org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter in project nebula.widgets.nattable by eclipse.

the class EditableGridExample method createExampleControl.

@Override
public Control createExampleControl(Composite parent) {
    DefaultGridLayer gridLayer = new DefaultGridLayer(RowDataListFixture.getList(), RowDataListFixture.getPropertyNames(), RowDataListFixture.getPropertyToLabelMap());
    DataLayer columnHeaderDataLayer = (DataLayer) gridLayer.getColumnHeaderDataLayer();
    columnHeaderDataLayer.setConfigLabelAccumulator(new ColumnLabelAccumulator());
    final DataLayer bodyDataLayer = (DataLayer) gridLayer.getBodyDataLayer();
    IDataProvider dataProvider = bodyDataLayer.getDataProvider();
    // NOTE: Register the accumulator on the body data layer.
    // This ensures that the labels are bound to the column index and are
    // unaffected by column order.
    final ColumnOverrideLabelAccumulator columnLabelAccumulator = new ColumnOverrideLabelAccumulator(bodyDataLayer);
    bodyDataLayer.setConfigLabelAccumulator(columnLabelAccumulator);
    NatTable natTable = new NatTable(parent, gridLayer, false);
    natTable.addConfiguration(new DefaultNatTableStyleConfiguration());
    natTable.addConfiguration(new HeaderMenuConfiguration(natTable));
    natTable.addConfiguration(editableGridConfiguration(columnLabelAccumulator, dataProvider));
    final ColumnHeaderCheckBoxPainter columnHeaderCheckBoxPainter = new ColumnHeaderCheckBoxPainter(bodyDataLayer);
    final ICellPainter column9HeaderPainter = new BeveledBorderDecorator(new CellPainterDecorator(new TextPainter(), CellEdgeEnum.RIGHT, columnHeaderCheckBoxPainter));
    natTable.addConfiguration(new AbstractRegistryConfiguration() {

        @Override
        public void configureRegistry(IConfigRegistry configRegistry) {
            configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_PAINTER, column9HeaderPainter, DisplayMode.NORMAL, ColumnLabelAccumulator.COLUMN_LABEL_PREFIX + 9);
        }

        @Override
        public void configureUiBindings(UiBindingRegistry uiBindingRegistry) {
            uiBindingRegistry.registerFirstSingleClickBinding(new CellPainterMouseEventMatcher(GridRegion.COLUMN_HEADER, MouseEventMatcher.LEFT_BUTTON, columnHeaderCheckBoxPainter), new ToggleCheckBoxColumnAction(columnHeaderCheckBoxPainter, bodyDataLayer));
        }
    });
    natTable.configure();
    return natTable;
}