| /******************************************************************************* |
| * 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.examples.examples._100_Layers; |
| |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.nebula.widgets.nattable.NatTable; |
| import org.eclipse.nebula.widgets.nattable.config.ConfigRegistry; |
| import org.eclipse.nebula.widgets.nattable.config.DefaultComparator; |
| import org.eclipse.nebula.widgets.nattable.config.DefaultNatTableStyleConfiguration; |
| import org.eclipse.nebula.widgets.nattable.data.IColumnPropertyAccessor; |
| import org.eclipse.nebula.widgets.nattable.data.IDataProvider; |
| import org.eclipse.nebula.widgets.nattable.data.ListDataProvider; |
| import org.eclipse.nebula.widgets.nattable.data.ReflectiveColumnPropertyAccessor; |
| import org.eclipse.nebula.widgets.nattable.examples.AbstractNatExample; |
| import org.eclipse.nebula.widgets.nattable.examples.runner.StandaloneNatExampleRunner; |
| import org.eclipse.nebula.widgets.nattable.extension.glazedlists.DetailGlazedListsEventLayer; |
| import org.eclipse.nebula.widgets.nattable.extension.glazedlists.GlazedListsSortModel; |
| import org.eclipse.nebula.widgets.nattable.extension.glazedlists.tree.GlazedListTreeData; |
| import org.eclipse.nebula.widgets.nattable.extension.glazedlists.tree.GlazedListTreeRowModel; |
| import org.eclipse.nebula.widgets.nattable.grid.data.DefaultColumnHeaderDataProvider; |
| 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.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.hideshow.ColumnHideShowLayer; |
| import org.eclipse.nebula.widgets.nattable.hideshow.RowHideShowLayer; |
| import org.eclipse.nebula.widgets.nattable.layer.DataLayer; |
| import org.eclipse.nebula.widgets.nattable.layer.cell.ColumnOverrideLabelAccumulator; |
| import org.eclipse.nebula.widgets.nattable.reorder.ColumnReorderLayer; |
| import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer; |
| import org.eclipse.nebula.widgets.nattable.sort.ISortModel; |
| import org.eclipse.nebula.widgets.nattable.sort.SortConfigAttributes; |
| import org.eclipse.nebula.widgets.nattable.sort.SortHeaderLayer; |
| import org.eclipse.nebula.widgets.nattable.sort.config.SingleClickSortConfiguration; |
| import org.eclipse.nebula.widgets.nattable.tree.ITreeData; |
| import org.eclipse.nebula.widgets.nattable.tree.SortableTreeComparator; |
| import org.eclipse.nebula.widgets.nattable.tree.TreeLayer; |
| import org.eclipse.nebula.widgets.nattable.tree.config.DefaultTreeLayerConfiguration; |
| import org.eclipse.nebula.widgets.nattable.ui.menu.HeaderMenuConfiguration; |
| import org.eclipse.nebula.widgets.nattable.ui.menu.PopupMenuBuilder; |
| import org.eclipse.nebula.widgets.nattable.viewport.ViewportLayer; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| import ca.odell.glazedlists.EventList; |
| import ca.odell.glazedlists.GlazedLists; |
| import ca.odell.glazedlists.SortedList; |
| import ca.odell.glazedlists.TreeList; |
| |
| public class TreeGridExample extends AbstractNatExample { |
| |
| protected static final String NO_SORT_LABEL = "noSortLabel"; |
| |
| public static void main(String[] args) { |
| StandaloneNatExampleRunner.run(800, 400, new TreeGridExample()); |
| } |
| |
| @Override |
| public Control createExampleControl(Composite parent) { |
| ConfigRegistry configRegistry = new ConfigRegistry(); |
| configRegistry.registerConfigAttribute( |
| SortConfigAttributes.SORT_COMPARATOR, DefaultComparator.getInstance()); |
| |
| // Underlying data source |
| createDatums(); |
| EventList<Datum> eventList = GlazedLists.eventList(this.datums.values()); |
| SortedList<Datum> sortedList = new SortedList<>(eventList, null); |
| |
| String[] propertyNames = new String[] { "foo", "bar" }; |
| IColumnPropertyAccessor<Datum> columnPropertyAccessor = new ReflectiveColumnPropertyAccessor<>( |
| propertyNames); |
| |
| // Column header layer |
| IDataProvider columnHeaderDataProvider = new DefaultColumnHeaderDataProvider( |
| propertyNames); |
| DataLayer columnHeaderDataLayer = new DefaultColumnHeaderDataLayer( |
| columnHeaderDataProvider); |
| |
| ISortModel sortModel = new GlazedListsSortModel<>(sortedList, |
| columnPropertyAccessor, configRegistry, columnHeaderDataLayer); |
| |
| final TreeList<Datum> treeList = new TreeList<>(sortedList, |
| new DatumTreeFormat(sortModel), new DatumExpansionModel()); |
| GlazedListTreeData<Datum> treeData = new GlazedListTreeData<>(treeList); |
| |
| ListDataProvider<Datum> bodyDataProvider = new ListDataProvider<>( |
| treeList, columnPropertyAccessor); |
| DataLayer bodyDataLayer = new DataLayer(bodyDataProvider); |
| |
| // GlazedListsEventLayer<Datum> glazedListsEventLayer = |
| // new GlazedListsEventLayer<Datum>(bodyDataLayer, treeList); |
| DetailGlazedListsEventLayer<Datum> glazedListsEventLayer = new DetailGlazedListsEventLayer<>( |
| bodyDataLayer, treeList); |
| |
| // Body layer |
| ColumnReorderLayer columnReorderLayer = new ColumnReorderLayer( |
| glazedListsEventLayer); |
| ColumnHideShowLayer columnHideShowLayer = new ColumnHideShowLayer( |
| columnReorderLayer); |
| |
| RowHideShowLayer rowHideShowLayer = new RowHideShowLayer( |
| columnHideShowLayer); |
| |
| // Switch the ITreeRowModel implementation between using native grid |
| // Hide/Show or GlazedList TreeList Hide/Show |
| // TreeLayer treeLayer = new TreeLayer(rowHideShowLayer, new |
| // TreeRowModel<Datum>(treeData), true); |
| TreeLayer treeLayer = new TreeLayer(rowHideShowLayer, |
| new GlazedListTreeRowModel<>(treeData), false); |
| |
| SelectionLayer selectionLayer = new SelectionLayer(treeLayer); |
| |
| ViewportLayer viewportLayer = new ViewportLayer(selectionLayer); |
| |
| ColumnHeaderLayer columnHeaderLayer = new ColumnHeaderLayer( |
| columnHeaderDataLayer, viewportLayer, selectionLayer); |
| // Note: The column header layer is wrapped in a filter row composite. |
| // This plugs in the filter row functionality |
| |
| ColumnOverrideLabelAccumulator labelAccumulator = new ColumnOverrideLabelAccumulator( |
| columnHeaderDataLayer); |
| columnHeaderDataLayer.setConfigLabelAccumulator(labelAccumulator); |
| |
| // Register labels |
| SortHeaderLayer<Datum> sortHeaderLayer = new SortHeaderLayer<>( |
| columnHeaderLayer, sortModel, false); |
| |
| // Row header layer |
| DefaultRowHeaderDataProvider rowHeaderDataProvider = new DefaultRowHeaderDataProvider( |
| bodyDataProvider); |
| DefaultRowHeaderDataLayer rowHeaderDataLayer = new DefaultRowHeaderDataLayer( |
| rowHeaderDataProvider); |
| RowHeaderLayer rowHeaderLayer = new RowHeaderLayer(rowHeaderDataLayer, |
| viewportLayer, selectionLayer); |
| |
| // Corner layer |
| DefaultCornerDataProvider cornerDataProvider = new DefaultCornerDataProvider( |
| columnHeaderDataProvider, rowHeaderDataProvider); |
| DataLayer cornerDataLayer = new DataLayer(cornerDataProvider); |
| CornerLayer cornerLayer = new CornerLayer(cornerDataLayer, |
| rowHeaderLayer, sortHeaderLayer); |
| |
| // Grid |
| GridLayer gridLayer = new GridLayer(viewportLayer, sortHeaderLayer, |
| rowHeaderLayer, cornerLayer); |
| |
| NatTable natTable = new NatTable(parent, gridLayer, false); |
| natTable.setConfigRegistry(configRegistry); |
| natTable.addConfiguration(new DefaultNatTableStyleConfiguration()); |
| natTable.addConfiguration(new HeaderMenuConfiguration(natTable) { |
| @Override |
| protected PopupMenuBuilder createRowHeaderMenu(NatTable natTable) { |
| return super.createRowHeaderMenu(natTable) |
| .withHideRowMenuItem().withShowAllRowsMenuItem(); |
| } |
| }); |
| natTable.addConfiguration(new DefaultTreeLayerConfiguration(treeLayer)); |
| natTable.addConfiguration(new SingleClickSortConfiguration()); |
| |
| // Uncomment to see the native tree list printed to stout. |
| // printTree(treeList, treeData); |
| |
| natTable.configure(); |
| return natTable; |
| } |
| |
| private static class DatumTreeFormat implements TreeList.Format<Datum> { |
| |
| private final ISortModel sortModel; |
| |
| public DatumTreeFormat(ISortModel sortModel) { |
| this.sortModel = sortModel; |
| } |
| |
| @Override |
| public void getPath(List<Datum> path, Datum element) { |
| path.add(element); |
| Datum parent = element.getParent(); |
| while (parent != null) { |
| path.add(parent); |
| parent = parent.getParent(); |
| } |
| Collections.reverse(path); |
| } |
| |
| @Override |
| public boolean allowsChildren(Datum element) { |
| return true; |
| } |
| |
| @Override |
| public Comparator<Datum> getComparator(int depth) { |
| final Comparator<Datum> dComp = GlazedLists.beanPropertyComparator(Datum.class, "foo"); |
| Comparator<Datum> test = new Comparator<TreeGridExample.Datum>() { |
| |
| @Override |
| public int compare(Datum o1, Datum o2) { |
| int result = 0; |
| if (o1.getParent() != null && o2.getParent() != null) { |
| // test the depth |
| Integer o1Depth = depth(o1); |
| Integer o2Depth = depth(o2); |
| |
| // FIXME correct order for different levels |
| if (o1Depth > o2Depth) { |
| result = dComp.compare(o1.getParent(), o2); |
| if (result == 0) { |
| // we have a parent-child relationship |
| return 1; |
| } |
| } else if (o1Depth < o2Depth) { |
| result = dComp.compare(o1, o2.getParent()); |
| if (result == 0) { |
| // we have a parent-child relationship |
| return -1; |
| } |
| } else { |
| return dComp.compare(o1, o2); |
| } |
| // } |
| } else if (!isRoot(o1) && isRoot(o2)) { |
| result = dComp.compare(getRoot(o1), o2); |
| if (result == 0) { |
| // the given root and the root of the child are |
| // equal |
| // therefore the child is "lower" than the root |
| result = -1; |
| } |
| } else if (isRoot(o1) && !isRoot(o2)) { |
| result = dComp.compare(o1, getRoot(o2)); |
| if (result == 0) { |
| // the given root and the root of the child are |
| // equal |
| // therefore the child is "bigger" than the root |
| result = 1; |
| } |
| } else if (isRoot(o1) && isRoot(o2)) { |
| return dComp.compare(o1, o2); |
| } |
| return result; |
| } |
| |
| int depth(Datum datum) { |
| int d = 0; |
| while (datum.getParent() != null) { |
| d++; |
| datum = datum.getParent(); |
| } |
| return d; |
| } |
| |
| boolean isRoot(Datum datum) { |
| return datum.getParent() == null; |
| } |
| |
| Datum getRoot(Datum datum) { |
| Datum result = datum; |
| |
| while (!isRoot(result)) { |
| result = result.getParent(); |
| } |
| |
| return result; |
| } |
| }; |
| |
| // return test; |
| return new SortableTreeComparator<>( |
| test, |
| // GlazedLists.beanPropertyComparator(Datum.class, "foo"), |
| this.sortModel); |
| } |
| } |
| |
| private static class DatumExpansionModel implements |
| TreeList.ExpansionModel<Datum> { |
| @Override |
| public boolean isExpanded(Datum element, List<Datum> path) { |
| return true; |
| } |
| |
| @Override |
| public void setExpanded(Datum element, List<Datum> path, |
| boolean expanded) { |
| } |
| } |
| |
| protected void printTree(TreeList<Datum> treeList, ITreeData<Datum> treeData) { |
| System.out.println(treeList.size()); |
| for (int i = 0; i < treeList.size(); i++) { |
| final Datum location = treeList.get(i); |
| final int depth = treeList.depth(i); |
| final boolean hasChildren = treeList.hasChildren(i); |
| final boolean isExpanded = treeList.isExpanded(i); |
| |
| for (int j = 0; j < depth; j++) |
| System.out.print("\t"); |
| |
| if (hasChildren) |
| System.out.print(isExpanded ? "- " : "+ "); |
| else |
| System.out.print(" "); |
| |
| System.out.println(location.getFoo()); |
| } |
| } |
| |
| public class Datum { |
| |
| private final Datum parent; |
| private String foo; |
| private int bar; |
| |
| public Datum(Datum parent, String foo, int bar) { |
| this.parent = parent; |
| this.foo = foo; |
| this.bar = bar; |
| } |
| |
| public Datum getParent() { |
| return this.parent; |
| } |
| |
| public String getFoo() { |
| return this.foo; |
| } |
| |
| public int getBar() { |
| return this.bar; |
| } |
| |
| @Override |
| public String toString() { |
| return "[" + "parent=" + this.parent + ", foo=" + this.foo + ", bar=" + this.bar |
| + "]"; |
| } |
| |
| } |
| |
| private Map<String, Datum> datums = new HashMap<>(); |
| |
| private void createDatum(String parent, String foo, int bar) { |
| Datum datum = new Datum(this.datums.get(parent), foo, bar); |
| this.datums.put(foo, datum); |
| } |
| |
| private void createDatums() { |
| createDatum(null, "root", 2); |
| createDatum("root", "A", 10); |
| createDatum("A", "A.1", 100); |
| createDatum("A", "A.2", 110); |
| createDatum("A", "A.3", 120); |
| createDatum("root", "B", 20); |
| createDatum("B", "B.1", 200); |
| createDatum("B", "B.2", 210); |
| createDatum("root", "C", 30); |
| createDatum("C", "C.1", 330); |
| createDatum("C", "C.2", 370); |
| createDatum("C", "C.3", 322); |
| createDatum("C", "C.4", 310); |
| createDatum("C", "C.5", 315); |
| createDatum(null, "root2", 2); |
| createDatum("root2", "X", 70); |
| createDatum("X", "X.1", 700); |
| createDatum("X", "X.2", 710); |
| createDatum("X", "X.3", 720); |
| createDatum("root2", "Y", 80); |
| createDatum("Y", "Y.1", 800); |
| createDatum("Y", "Y.2", 810); |
| createDatum("root2", "Z", 90); |
| createDatum("Z", "Z.1", 900); |
| createDatum("Z", "Z.2", 910); |
| createDatum("Z", "Z.3", 920); |
| createDatum("Z", "Z.4", 930); |
| createDatum("Z", "Z.5", 940); |
| } |
| |
| } |
