gerrit.simantics Code Review - simantics/district.git/blob

   1 package org.simantics.district.network.ui.techtype.table;
   2
   3 import java.io.IOException;
   4 import java.nio.charset.Charset;
   5 import java.nio.file.Files;
   6 import java.nio.file.Paths;
   7 import java.util.stream.Collectors;
   8
   9 import org.eclipse.jface.layout.GridDataFactory;
  10 import org.eclipse.jface.layout.GridLayoutFactory;
  11 import org.eclipse.nebula.widgets.nattable.NatTable;
  12 import org.eclipse.nebula.widgets.nattable.config.DefaultNatTableStyleConfiguration;
  13 import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry;
  14 import org.eclipse.nebula.widgets.nattable.copy.command.CopyDataCommandHandler;
  15 import org.eclipse.nebula.widgets.nattable.data.IDataProvider;
  16 import org.eclipse.nebula.widgets.nattable.freeze.CompositeFreezeLayer;
  17 import org.eclipse.nebula.widgets.nattable.freeze.FreezeLayer;
  18 import org.eclipse.nebula.widgets.nattable.grid.GridRegion;
  19 import org.eclipse.nebula.widgets.nattable.grid.data.DefaultCornerDataProvider;
  20 import org.eclipse.nebula.widgets.nattable.grid.layer.ColumnHeaderLayer;
  21 import org.eclipse.nebula.widgets.nattable.grid.layer.CornerLayer;
  22 import org.eclipse.nebula.widgets.nattable.grid.layer.DefaultColumnHeaderDataLayer;
  23 import org.eclipse.nebula.widgets.nattable.grid.layer.DefaultRowHeaderDataLayer;
  24 import org.eclipse.nebula.widgets.nattable.grid.layer.GridLayer;
  25 import org.eclipse.nebula.widgets.nattable.grid.layer.RowHeaderLayer;
  26 import org.eclipse.nebula.widgets.nattable.group.ColumnGroupHeaderLayer;
  27 import org.eclipse.nebula.widgets.nattable.group.ColumnGroupModel;
  28 import org.eclipse.nebula.widgets.nattable.hideshow.ColumnHideShowLayer;
  29 import org.eclipse.nebula.widgets.nattable.hover.HoverLayer;
  30 import org.eclipse.nebula.widgets.nattable.hover.config.BodyHoverStylingBindings;
  31 import org.eclipse.nebula.widgets.nattable.layer.DataLayer;
  32 import org.eclipse.nebula.widgets.nattable.layer.ILayer;
  33 import org.eclipse.nebula.widgets.nattable.layer.IUniqueIndexLayer;
  34 import org.eclipse.nebula.widgets.nattable.reorder.RowReorderLayer;
  35 import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer;
  36 import org.eclipse.nebula.widgets.nattable.sort.SortHeaderLayer;
  37 import org.eclipse.nebula.widgets.nattable.viewport.ViewportLayer;
  38 import org.eclipse.swt.SWT;
  39 import org.eclipse.swt.dnd.Clipboard;
  40 import org.eclipse.swt.events.ModifyEvent;
  41 import org.eclipse.swt.events.ModifyListener;
  42 import org.eclipse.swt.widgets.Composite;
  43 import org.eclipse.swt.widgets.Text;
  44 import org.simantics.Simantics;
  45 import org.simantics.db.Resource;
  46 import org.simantics.db.exception.DatabaseException;
  47 import org.simantics.district.network.ui.techtype.requests.WriteTechTypeTableRequest;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 public class TechTypeTable extends Composite {
  52
  53         private final static Logger LOGGER = LoggerFactory.getLogger(TechTypeTable.class);
  54
  55         NatTable table;
  56         private TechTypeTableDataProvider bodyDataProvider;
  57         DataLayer bodyDataLayer;
  58         private IConfigRegistry summaryConfigRegistry;
  59         private IUniqueIndexLayer summaryRowLayer;
  60         private ViewportLayer viewportLayer;
  61         private CompositeFreezeLayer compositeFreezeLayer;
  62         private FreezeLayer freezeLayer;
  63         // private TableDataSortModel sortModel;
  64         private ColumnHideShowLayer columnHideShowLayer;
  65         private ColumnGroupModel columnGroupModel = new ColumnGroupModel();
  66         private TechTypeColumnHeaderTableDataProvider columnHeaderDataProvider;
  67         Clipboard cpb;
  68         public SelectionLayer selectionLayer;
  69         private TechTypeTableSortModel sortModel;
  70
  71         private Resource componentType;
  72
  73         public TechTypeTable(Composite parent, int style, Resource componentType, String data) {
  74                 super(parent, style);
  75                 this.componentType = componentType;
  76
  77                 defaultInitializeUI(data);
  78         }
  79
  80         private void defaultInitializeUI(String data) {
  81                 GridDataFactory.fillDefaults().grab(true, true).applyTo(this);
  82                 GridLayoutFactory.fillDefaults().numColumns(1).applyTo(this);
  83
  84                 Composite filterComposite = new Composite(this, SWT.NONE);
  85                 GridDataFactory.fillDefaults().grab(true, false).applyTo(filterComposite);
  86                 GridLayoutFactory.fillDefaults().numColumns(1).applyTo(filterComposite);
  87
  88                 createFilterBar(filterComposite);
  89
  90                 Composite tableComposite = new Composite(this, SWT.NONE);
  91                 GridDataFactory.fillDefaults().grab(true, true).applyTo(tableComposite);
  92                 GridLayoutFactory.fillDefaults().numColumns(1).applyTo(tableComposite);
  93
  94                 createTable(tableComposite, data);
  95         }
  96
  97         private void createFilterBar(Composite filterComposite) {
  98
  99                 Text filterText = new Text(filterComposite, SWT.BORDER);
 100                 GridDataFactory.fillDefaults().grab(true, true).applyTo(filterText);
 101                 filterText.addModifyListener(new ModifyListener() {
 102
 103                         @Override
 104                         public void modifyText(ModifyEvent e) {
 105                                 System.out.println("text modified");
 106                                 bodyDataProvider.setFilter(filterText.getText());
 107                                 table.refresh(true);
 108                         }
 109                 });
 110
 111         }
 112
 113         private void createTable(Composite parent, String data) {
 114
 115                 // build the body layer stack
 116                 // Usually you would create a new layer stack by extending
 117                 // AbstractIndexLayerTransform and
 118                 // setting the ViewportLayer as underlying layer. But in this case using the
 119                 // ViewportLayer
 120                 // directly as body layer is also working.
 121                 bodyDataProvider = new TechTypeTableDataProvider(data);
 122                 bodyDataLayer = new DataLayer(bodyDataProvider);
 123
 124                 RowReorderLayer rowReorderLayer = new RowReorderLayer(
 125                                 columnHideShowLayer = new ColumnHideShowLayer(bodyDataLayer));
 126
 127                 HoverLayer hoverLayer = new HoverLayer(rowReorderLayer, false);
 128                 // we need to ensure that the hover styling is removed when the mouse
 129                 // cursor moves out of the cell area
 130                 hoverLayer.addConfiguration(new BodyHoverStylingBindings(hoverLayer));
 131
 132                 selectionLayer = new SelectionLayer(hoverLayer);
 133
 134                 viewportLayer = new ViewportLayer(selectionLayer);
 135                 viewportLayer.setRegionName(GridRegion.BODY);
 136                 freezeLayer = new FreezeLayer(selectionLayer);
 137                 compositeFreezeLayer = new CompositeFreezeLayer(freezeLayer, viewportLayer, selectionLayer);
 138
 139                 // build the column header layer
 140                 columnHeaderDataProvider = new TechTypeColumnHeaderTableDataProvider(bodyDataProvider);
 141                 DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer(columnHeaderDataProvider);
 142                 columnHeaderDataLayer.setRowsResizableByDefault(false);
 143                 columnHeaderDataLayer.setColumnsResizableByDefault(true);
 144                 ColumnHeaderLayer columnHeaderLayer = new ColumnHeaderLayer(columnHeaderDataLayer, compositeFreezeLayer,
 145                                 selectionLayer);
 146                 ColumnGroupHeaderLayer columnGroupHeaderLayer = new ColumnGroupHeaderLayer(columnHeaderLayer, selectionLayer,
 147                                 columnGroupModel);
 148                 columnGroupHeaderLayer.setCalculateHeight(true);
 149                 SortHeaderLayer<String> columnSortHeaderLayer = new SortHeaderLayer<>(columnGroupHeaderLayer,
 150                                 sortModel = new TechTypeTableSortModel(bodyDataProvider));
 151
 152                 // build the row header layer
 153                 IDataProvider rowHeaderDataProvider = new TechTypeRowHeaderTableDataProvider(bodyDataProvider);
 154                 DataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer(rowHeaderDataProvider);
 155                 rowHeaderDataLayer.setRowsResizableByDefault(false);
 156                 rowHeaderDataLayer.setColumnsResizableByDefault(false);
 157                 RowHeaderLayer rowHeaderLayer = new RowHeaderLayer(rowHeaderDataLayer, compositeFreezeLayer, selectionLayer);
 158
 159                 // build the corner layer
 160                 IDataProvider cornerDataProvider = new DefaultCornerDataProvider(columnHeaderDataProvider,
 161                                 rowHeaderDataProvider);
 162                 DataLayer cornerDataLayer = new DataLayer(cornerDataProvider);
 163                 ILayer cornerLayer = new CornerLayer(cornerDataLayer, rowHeaderLayer, columnSortHeaderLayer);
 164
 165                 // build the grid layer
 166                 GridLayer gridLayer = new GridLayer(compositeFreezeLayer, columnSortHeaderLayer, rowHeaderLayer, cornerLayer);
 167
 168                 table = new NatTable(parent, NatTable.DEFAULT_STYLE_OPTIONS | SWT.BORDER, gridLayer, false);
 169                 GridDataFactory.fillDefaults().grab(true, true).applyTo(table);
 170
 171                 // Register a CopyDataCommandHandler that also copies the headers and
 172                 // uses the configured IDisplayConverters
 173                 CopyDataCommandHandler copyHandler = new CopyDataCommandHandler(selectionLayer, columnHeaderDataLayer,
 174                                 rowHeaderDataLayer);
 175                 copyHandler.setCopyFormattedText(true);
 176                 gridLayer.registerCommandHandler(copyHandler);
 177
 178                 // initialize paste handler with SWT clipboard
 179                 cpb = new Clipboard(getDisplay());
 180                 // PasteDataCommandHandler pasteHandler = new
 181                 // PasteDataCommandHandler(bodyDataProvider, bodyDataLayer, selectionLayer,
 182                 // cpb);
 183                 // bodyDataLayer.registerCommandHandler(pasteHandler);
 184
 185                 table.addConfiguration(new DefaultNatTableStyleConfiguration());
 186                 // table.addConfiguration(new EditingSupportConfiguration(bodyDataProvider));
 187                 table.configure();
 188         }
 189
 190         @Override
 191         public void dispose() {
 192                 cpb.dispose();
 193                 super.dispose();
 194         }
 195
 196         public void setTechTypePath(String path) {
 197                 String data;
 198                 try {
 199                         data = Files.lines(Paths.get(path)).collect(Collectors.joining("\n"));
 200                 } catch (IOException e) {
 201                         LOGGER.error("Failed to read contents of file '{}' as {}", path, Charset.defaultCharset(), e);
 202                         return;
 203                 }
 204
 205                 try {
 206                         Simantics.getSession().syncRequest(new WriteTechTypeTableRequest(componentType, data));
 207                 } catch (DatabaseException e) {
 208                         LOGGER.error("Failed to write tech type table data to model", e);
 209                 }
 210
 211                 bodyDataProvider.setData(data);
 212                 table.refresh(true);
 213         }
 214
 215 }