| /******************************************************************************* |
| * Copyright (c) 2012, 2020 Original authors and others. |
| * |
| * This program and the accompanying materials are made |
| * available under the terms of the Eclipse Public License 2.0 |
| * which is available at https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Original authors and others - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.nebula.widgets.nattable.search.strategy; |
| |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry; |
| import org.eclipse.nebula.widgets.nattable.coordinate.PositionCoordinate; |
| import org.eclipse.nebula.widgets.nattable.layer.ILayer; |
| import org.eclipse.nebula.widgets.nattable.search.ISearchDirection; |
| |
| public class RowSearchStrategy extends AbstractSearchStrategy { |
| |
| private int[] rowPositions; |
| private int startingColumnPosition; |
| private final IConfigRegistry configRegistry; |
| |
| public RowSearchStrategy(int[] rowPositions, IConfigRegistry configRegistry) { |
| this(rowPositions, 0, configRegistry, ISearchDirection.SEARCH_FORWARD); |
| } |
| |
| public RowSearchStrategy(int[] rowPositions, int startingColumnPosition, IConfigRegistry configRegistry, String searchDirection) { |
| this.rowPositions = rowPositions; |
| this.startingColumnPosition = startingColumnPosition; |
| this.configRegistry = configRegistry; |
| this.searchDirection = searchDirection; |
| } |
| |
| @Override |
| public PositionCoordinate executeSearch(Object valueToMatch) { |
| @SuppressWarnings("unchecked") |
| Comparator<String> comparator = (Comparator<String>) getComparator(); |
| return CellDisplayValueSearchUtil.findCell( |
| getContextLayer(), |
| this.configRegistry, |
| getRowCellsToSearch(getContextLayer()), |
| valueToMatch, |
| comparator, |
| isCaseSensitive(), |
| isWholeWord(), |
| isRegex(), |
| isIncludeCollapsed()); |
| } |
| |
| public void setStartingColumnPosition(int startingColumnPosition) { |
| this.startingColumnPosition = startingColumnPosition; |
| } |
| |
| public void setRowPositions(int[] rowPositions) { |
| this.rowPositions = rowPositions; |
| } |
| |
| protected PositionCoordinate[] getRowCellsToSearch(ILayer contextLayer) { |
| List<PositionCoordinate> cellsToSearch = new ArrayList<>(); |
| int columnPosition = this.startingColumnPosition; |
| // See how many columns we can add, depends on where the search is |
| // starting from |
| final int columnCount = contextLayer.getColumnCount(); |
| int width; |
| if (this.searchDirection.equals(ISearchDirection.SEARCH_FORWARD)) { |
| width = columnCount - this.startingColumnPosition; |
| } else { |
| width = this.startingColumnPosition; |
| } |
| for (int rowIndex = 0; rowIndex < this.rowPositions.length; rowIndex++) { |
| final int startingRowPosition = this.rowPositions[rowIndex]; |
| if (this.searchDirection.equals(ISearchDirection.SEARCH_BACKWARDS)) { |
| cellsToSearch.addAll(CellDisplayValueSearchUtil.getDescendingCellCoordinatesRowFirst( |
| getContextLayer(), |
| columnPosition, |
| startingRowPosition, |
| width, |
| 1)); |
| columnPosition = columnCount - 1; |
| } else { |
| cellsToSearch.addAll(CellDisplayValueSearchUtil.getCellCoordinatesRowFirst( |
| getContextLayer(), |
| columnPosition, |
| startingRowPosition, |
| width, |
| 1)); |
| columnPosition = 0; |
| } |
| width = columnCount; |
| // After first row is set, start the next row from the top |
| } |
| return cellsToSearch.toArray(new PositionCoordinate[0]); |
| } |
| } |