1 /*******************************************************************************
2 * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.g3d.property;
14 import java.lang.annotation.Annotation;
15 import java.lang.reflect.Field;
16 import java.lang.reflect.InvocationTargetException;
17 import java.lang.reflect.Method;
18 import java.util.ArrayList;
19 import java.util.Collection;
20 import java.util.Collections;
21 import java.util.Comparator;
22 import java.util.HashMap;
23 import java.util.HashSet;
24 import java.util.LinkedHashMap;
25 import java.util.List;
28 import java.util.function.Consumer;
30 import org.eclipse.jface.layout.GridDataFactory;
31 import org.eclipse.jface.viewers.AbstractTableViewer;
32 import org.eclipse.jface.viewers.CellEditor;
33 import org.eclipse.jface.viewers.CellEditor.LayoutData;
34 import org.eclipse.jface.viewers.CellLabelProvider;
35 import org.eclipse.jface.viewers.CellNavigationStrategy;
36 import org.eclipse.jface.viewers.ColumnViewer;
37 import org.eclipse.jface.viewers.ColumnViewerEditor;
38 import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
39 import org.eclipse.jface.viewers.ColumnViewerEditorActivationListener;
40 import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
41 import org.eclipse.jface.viewers.ColumnViewerEditorDeactivationEvent;
42 import org.eclipse.jface.viewers.EditingSupport;
43 import org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter;
44 import org.eclipse.jface.viewers.ISelection;
45 import org.eclipse.jface.viewers.ISelectionChangedListener;
46 import org.eclipse.jface.viewers.ISelectionProvider;
47 import org.eclipse.jface.viewers.IStructuredContentProvider;
48 import org.eclipse.jface.viewers.SelectionChangedEvent;
49 import org.eclipse.jface.viewers.StructuredSelection;
50 import org.eclipse.jface.viewers.TableViewer;
51 import org.eclipse.jface.viewers.TableViewerColumn;
52 import org.eclipse.jface.viewers.TableViewerFocusCellManager;
53 import org.eclipse.jface.viewers.TextCellEditor;
54 import org.eclipse.jface.viewers.Viewer;
55 import org.eclipse.jface.viewers.ViewerCell;
56 import org.eclipse.jface.viewers.ViewerColumn;
57 import org.eclipse.jface.viewers.ViewerRow;
58 import org.eclipse.swt.SWT;
59 import org.eclipse.swt.custom.TableEditor;
60 import org.eclipse.swt.events.TraverseEvent;
61 import org.eclipse.swt.widgets.Composite;
62 import org.eclipse.swt.widgets.Control;
63 import org.eclipse.swt.widgets.Display;
64 import org.eclipse.swt.widgets.Event;
65 import org.eclipse.swt.widgets.Item;
66 import org.eclipse.swt.widgets.TableColumn;
67 import org.eclipse.swt.widgets.TableItem;
68 import org.eclipse.ui.IWorkbenchSite;
69 import org.simantics.db.management.ISessionContext;
70 import org.simantics.g3d.property.annotations.CompoundGetPropertyValue;
71 import org.simantics.g3d.property.annotations.CompoundSetPropertyValue;
72 import org.simantics.g3d.property.annotations.GetPropertyValue;
73 import org.simantics.g3d.property.annotations.PropertyTabBlacklist;
74 import org.simantics.g3d.property.annotations.SetPropertyValue;
75 import org.simantics.g3d.scenegraph.IG3DNode;
76 import org.simantics.g3d.scenegraph.NodeMap;
77 import org.simantics.g3d.scenegraph.NodeMapProvider;
78 import org.simantics.g3d.scenegraph.base.INode;
79 import org.simantics.g3d.scenegraph.base.NodeListener;
80 import org.simantics.g3d.scenegraph.base.ParentNode;
81 import org.simantics.g3d.scenegraph.structural.IStructuralNode;
82 import org.simantics.g3d.tools.AdaptationUtils;
83 import org.simantics.selectionview.IPropertyTab;
84 import org.simantics.selectionview.IPropertyTab2;
85 import org.simantics.utils.datastructures.MapList;
87 public class AnnotatedPropertyTabContributorFactory implements PropertyTabContributorFactory {
89 private static final boolean DEBUG = false;
91 @SuppressWarnings("unchecked")
93 public List<PropertyTabContributor> getContributors(Object input) {
94 Map<String,IPropertyItem> items = new LinkedHashMap<String, IPropertyItem>();
95 List<String> blacklist = new ArrayList<String>();
97 collectItems(input.getClass(), items);
98 collectBlacklist(input.getClass(), blacklist);
99 } catch (InstantiationException e) {
100 // TODO Auto-generated catch block
102 } catch (IllegalAccessException e) {
103 // TODO Auto-generated catch block
107 if (items.size() == 0)
108 return Collections.EMPTY_LIST;
110 MapList<String, IPropertyItem> tabMap = new MapList<String, IPropertyItem>();
111 List<String> tabs = new ArrayList<String>();
112 for (String id : items.keySet()) {
113 IPropertyItem item = items.get(id);
114 tabMap.add(item.getTabId(), item);
115 if (!tabs.contains(item.getTabId())) {
116 tabs.add(item.getTabId());
117 //System.out.println(item.tabId + " " + item.name + " " + item.id);
120 for (String s : blacklist) {
124 List<PropertyTabContributor> contributors = new ArrayList<PropertyTabContributor>(tabs.size());
125 for (String tabId : tabs) {
126 contributors.add(new AnnotatedPropertyTabContributor(tabId, tabMap.getValues(tabId)));
133 private static void collectItems(Class<?> clazz, Map<String, IPropertyItem> items) throws InstantiationException, IllegalAccessException {
134 Class<?> superclass = clazz.getSuperclass();
135 if(superclass != null)
136 collectItems(superclass, items);
138 for (Method m : clazz.getDeclaredMethods()) {
139 m.setAccessible(true);
140 for (Annotation annotation : m.getAnnotations()) {
141 if (annotation.annotationType().equals(GetPropertyValue.class)) {
142 GetPropertyValue get = (GetPropertyValue)annotation;
143 PropertyItem item = (PropertyItem)items.get(get.value());
145 item = new PropertyItem(get.value());
146 items.put(item.id, item);
150 item.manipulatorClass = get.manipulator().newInstance().get(m,null);
152 item.tabId = get.tabId();
154 item.name = get.name();
157 } else if (annotation.annotationType().equals(SetPropertyValue.class)) {
158 SetPropertyValue set = (SetPropertyValue)annotation;
159 PropertyItem item = (PropertyItem)items.get(set.value());
161 item = new PropertyItem(set.value());
162 items.put(item.id, item);
166 } else if (annotation.annotationType().equals(CompoundGetPropertyValue.class)) {
167 CompoundGetPropertyValue get = (CompoundGetPropertyValue)annotation;
168 CompoundPropertyItem item = (CompoundPropertyItem)items.get(get.value());
170 item = new CompoundPropertyItem(get.value());
171 items.put(item.id, item);
175 item.manipulatorFactory = get.manipulator().newInstance();
177 item.tabId = get.tabId();
179 item.name = get.name();
180 } else if (annotation.annotationType().equals(CompoundSetPropertyValue.class)) {
181 CompoundSetPropertyValue set = (CompoundSetPropertyValue)annotation;
182 CompoundPropertyItem item = (CompoundPropertyItem)items.get(set.value());
184 item = new CompoundPropertyItem(set.value());
185 items.put(item.id, item);
196 private static void collectBlacklist(Class<?> clazz, List<String> blacklist) throws InstantiationException, IllegalAccessException {
197 Class<?> superclass = clazz.getSuperclass();
198 if(superclass != null)
199 collectBlacklist(superclass, blacklist);
201 PropertyTabBlacklist ann = clazz.getAnnotation(PropertyTabBlacklist.class);
204 String s = ann.value();
209 for (String item : s.split(";")) {
216 private static Map<PropertyItem, PropertyManipulator> createManipulators(CompoundPropertyItem item, Object obj) {
219 Map<String,Object> map = (Map<String, Object>)item.getter.invoke(obj);
220 Map<PropertyItem, PropertyManipulator> result = new HashMap<AnnotatedPropertyTabContributorFactory.PropertyItem, PropertyManipulator>();
221 for (String key : map.keySet()) {
222 MethodWithMapValueProvider provider = new MethodWithMapValueProvider(item.getter, item.setter, key);
223 Class<? extends PropertyManipulator> clazz = item.manipulatorFactory.get(null,map.get(key));
224 PropertyManipulator manipulator = clazz.getConstructor(ValueProvider.class,Object.class).newInstance(provider,obj);
225 PropertyItem i = new PropertyItem(item.id+"."+key);
226 i.getter = item.getter;
227 i.setter = item.setter;
229 i.tabId = item.tabId;
230 result.put(i,manipulator);
233 } catch (Exception e) {
235 return Collections.EMPTY_MAP;
240 private static PropertyManipulator createManipulator(PropertyItem item, Object obj) {
242 MethodValueProvider provider = new MethodValueProvider(item.getter, item.setter);
243 PropertyManipulator manipulator = item.manipulatorClass.getConstructor(ValueProvider.class,Object.class).newInstance(provider,obj);
245 } catch (Exception e) {
251 private static interface IPropertyItem {
252 public String getTabId();
253 public String getName();
256 private static class PropertyItem implements IPropertyItem{
259 private String tabId;
260 private Method getter;
261 private Method setter;
262 private Class<? extends PropertyManipulator> manipulatorClass;
265 public PropertyItem(String id) {
267 throw new NullPointerException();
272 public int hashCode() {
273 return id.hashCode();
277 public String getTabId() {
282 public String getName() {
287 private static class CompoundPropertyItem implements IPropertyItem{
290 private String tabId;
291 private Method getter;
292 private Method setter;
293 private PropertyManipulatorFactory manipulatorFactory;
296 public CompoundPropertyItem(String id) {
298 throw new NullPointerException();
303 public int hashCode() {
304 return id.hashCode();
308 public String getTabId() {
313 public String getName() {
318 private static class AnnotatedPropertyTabContributor implements PropertyTabContributor {
320 List<IPropertyItem> items;
322 public AnnotatedPropertyTabContributor(String id, List<IPropertyItem> items) {
324 throw new NullPointerException();
330 public IPropertyTab create(Composite parent, IWorkbenchSite site,
331 ISessionContext context, Object input) {
332 AnnotatedPropertyTab tab = new AnnotatedPropertyTab(id, items);
333 tab.createControl(parent, context);
338 public String getId() {
344 private static class AnnotatedPropertyTab implements IPropertyTab2, NodeListener {
346 List<IPropertyItem> contibutedItems;
347 List<PropertyItem> resolvedItems = new ArrayList<PropertyItem>();
348 private Map<PropertyItem,PropertyManipulator> manipulators = new HashMap<PropertyItem, PropertyManipulator>();
350 private TableViewer viewer;
353 private NodeMap<?,?,?> nodeMap;
355 private List<TableViewerColumn> valueColumns = new ArrayList<TableViewerColumn>();
357 public AnnotatedPropertyTab(String id, List<IPropertyItem> items) {
359 this.contibutedItems = items;
365 public void createControl(Composite parent, ISessionContext context) {
366 //parent.setLayout(new FillLayout());
367 viewer = new TableViewer(parent, SWT.FULL_SELECTION | SWT.SINGLE);
369 GridDataFactory.fillDefaults().align(SWT.FILL, SWT.FILL).grab(true, true).applyTo(viewer.getTable());
371 //viewer.setLabelProvider(new AnnotatedTableLabelProvider(object))
373 viewer.setContentProvider(new PropertyItemContentsProvider());
375 TableViewerColumn name = new TableViewerColumn(viewer, SWT.LEFT);
376 //TableViewerColumn value = new TableViewerColumn(viewer, SWT.LEFT);
377 name.setLabelProvider(new PropertyItemNameProvider());
378 //value.setLabelProvider(new PropertyValueLabelProvider(null));
379 name.getColumn().setText("Property");
380 //value.getColumn().setText("Value");
381 name.getColumn().setWidth(200);
382 //value.getColumn().setWidth(200);
383 name.getViewer().addSelectionChangedListener(new ISelectionChangedListener() {
386 public void selectionChanged(SelectionChangedEvent event) {
387 PropertyItem item = AdaptationUtils.adaptToSingle(event.getSelection(),PropertyItem.class);
389 PropertyManipulator manipulator = manipulators.get(item);//createManipulator(item, null);
390 for (int i = 0; i < valueColumns.size(); i++) {
391 TableViewerColumn c = valueColumns.get(i);
392 if (i < manipulator.getValueCount()) {
393 c.getColumn().setText(manipulator.getDescription(i));
395 c.getColumn().setText("");
403 viewer.getTable().setHeaderVisible(true);
404 viewer.getTable().setLinesVisible(true);
405 viewer.addSelectionChangedListener(new ISelectionChangedListener() {
408 public void selectionChanged(SelectionChangedEvent event) {
409 PropertyItem item = AdaptationUtils.adaptToSingle(event.getSelection(), PropertyItem.class);
411 if (!manipulators.get(selectedItem).getEditMode())
412 manipulators.get(selectedItem).setEditMode(true);
415 for (IPropertyItem i : delayedUpdate) {
416 if (!i.equals(selectedItem)) {
417 manipulators.get(i).setEditMode(false);
418 viewer.update(i,null);
421 if (delayedUpdate.contains(selectedItem)) {
422 delayedUpdate.clear();
423 delayedUpdate.add(selectedItem);
425 delayedUpdate.clear();
430 CellNavigationStrategy nStrategy = new CellNavigationStrategy() {
431 private ViewerCell internalFindSelectedCell(
432 ColumnViewer viewer, ViewerCell currentSelectedCell,
434 switch (event.keyCode) {
436 if (currentSelectedCell != null) {
437 return getNeighbor(currentSelectedCell,
438 ViewerCell.ABOVE, false);
442 if (currentSelectedCell != null) {
443 return getNeighbor(currentSelectedCell,
444 ViewerCell.BELOW, false);
448 if (currentSelectedCell != null) {
449 return getNeighbor(currentSelectedCell,
450 ViewerCell.LEFT, true);
453 case SWT.ARROW_RIGHT:
454 if (currentSelectedCell != null) {
455 return getNeighbor(currentSelectedCell,
456 ViewerCell.RIGHT, true);
463 public ViewerCell findSelectedCell(ColumnViewer viewer,
464 ViewerCell currentSelectedCell, Event event) {
465 ViewerCell cell = internalFindSelectedCell(viewer,
466 currentSelectedCell, event);
468 TableColumn t = AnnotatedPropertyTab.this.viewer.getTable().getColumn(
469 cell.getColumnIndex());
470 AnnotatedPropertyTab.this.viewer.getTable().showColumn(t);
476 TableViewerFocusCellManager focusCellManager = new TableViewerFocusCellManager(
477 viewer, new FocusCellOwnerDrawHighlighter(viewer));
479 Field f = focusCellManager.getClass().getSuperclass()
480 .getDeclaredField("navigationStrategy");
481 f.setAccessible(true);
482 f.set(focusCellManager, nStrategy);
483 } catch (SecurityException e) {
485 } catch (NoSuchFieldException e) {
487 } catch (IllegalArgumentException e) {
489 } catch (IllegalAccessException e) {
492 ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(
494 protected boolean isEditorActivationEvent(
495 ColumnViewerEditorActivationEvent event) {
496 return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL
497 || event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION
498 || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR)
499 || event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
502 TableViewerEditor.create(viewer, focusCellManager, actSupport,
503 ColumnViewerEditor.TABBING_HORIZONTAL
504 | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
505 | ColumnViewerEditor.TABBING_VERTICAL
506 | ColumnViewerEditor.KEYBOARD_ACTIVATION);
507 viewer.getColumnViewerEditor().addEditorActivationListener(
508 new ColumnViewerEditorActivationListener() {
509 public void afterEditorActivated(
510 ColumnViewerEditorActivationEvent event) {
513 public void afterEditorDeactivated(
514 ColumnViewerEditorDeactivationEvent event) {
517 public void beforeEditorActivated(
518 ColumnViewerEditorActivationEvent event) {
519 ViewerCell cell = (ViewerCell) event.getSource();
520 viewer.getTable().showColumn(
521 viewer.getTable().getColumn(cell.getColumnIndex()));
524 public void beforeEditorDeactivated(
525 ColumnViewerEditorDeactivationEvent event) {
533 private IPropertyItem selectedItem = null;
534 private Set<IPropertyItem> delayedUpdate = new HashSet<IPropertyItem>();
538 public void setInput(ISessionContext context, ISelection selection,
540 Collection<INode> nodes = AdaptationUtils.adaptToCollection(selection, INode.class);
541 if (nodes.size() != 1) {
543 node.removeListener(this);
548 INode n = nodes.iterator().next();
550 if (!node.equals(n)) {
551 node.removeListener(this);
561 private void setInput(INode node) {
563 this.node.addListener(this);
571 if (n instanceof NodeMapProvider<?,?,?>) {
572 nodeMap = ((NodeMapProvider<?,?,?>) n).getNodeMap();
576 n = (IG3DNode)n.getParent();
578 boolean readOnly = (node instanceof IStructuralNode && ((IStructuralNode)node).isPartOfInstantiatedModel() && !((IStructuralNode)node).isInstantiatedModelRoot());
580 resolvedItems.clear();
581 manipulators.clear();
582 for (IPropertyItem item : contibutedItems) {
583 if (item instanceof PropertyItem) {
584 resolvedItems.add((PropertyItem)item);
585 manipulators.put((PropertyItem)item, createManipulator((PropertyItem)item, node));
588 CompoundPropertyItem compound = (CompoundPropertyItem)item;
589 Map<PropertyItem, PropertyManipulator> manipulators = createManipulators(compound, node);
590 for (PropertyItem i : manipulators.keySet()) {
591 resolvedItems.add(i);
592 this.manipulators.put(i, manipulators.get(i));
598 for (PropertyManipulator manipulator : manipulators.values()) {
599 if (valueCount < manipulator.getValueCount())
600 valueCount = manipulator.getValueCount();
602 for (int i = 0; i < valueCount; i++) {
603 TableViewerColumn value = new TableViewerColumn(viewer, SWT.LEFT);
604 //value.getColumn().setText("Value " + (i+1));
605 value.getColumn().setText("");
606 value.getColumn().setWidth(200);
607 valueColumns.add(value);
608 //value.setEditingSupport(new )
611 // create label providers
612 PropertyValueLabelProvider2 p = new PropertyValueLabelProvider2(this);
614 for (TableViewerColumn c : valueColumns) {
615 c.setLabelProvider(p);
617 PropertyEditingSupport support = new PropertyEditingSupport(this, viewer, index++, nodeMap);
618 c.setEditingSupport(support);
621 Collections.sort(resolvedItems, new Comparator<IPropertyItem>() {
623 public int compare(IPropertyItem o1, IPropertyItem o2) {
624 return o1.getName().compareTo(o2.getName());
627 viewer.getTable().setEnabled(!readOnly);
628 viewer.setInput(resolvedItems);
632 public void requestFocus() {
633 viewer.getTable().forceFocus();
637 public void dispose() {
639 node.removeListener(this);
646 public Control getControl() {
647 return viewer.getTable();
651 public ISelectionProvider getSelectionProvider() {
656 public boolean isDisposed() {
657 return viewer.getTable().isDisposed();
661 public <T extends INode> void nodeAdded(ParentNode<T> node,
662 INode child, String rel) {
667 public <T extends INode> void nodeRemoved(ParentNode<T> node,
668 INode child, String rel) {
673 public void propertyChanged(INode node, final String id) {
674 // for (final PropertyItem item : items) {
675 // if (item.id.equals(id)) {
676 // Display.getDefault().asyncExec(new Runnable() {
679 // public void run() {
680 // viewer.update(item, null);
686 if (Thread.currentThread() == Display.getDefault().getThread()) {
687 if (viewer.getTable().isDisposed())
689 if (DEBUG)System.out.println("Viewer refresh " + id);
690 for (PropertyItem item : resolvedItems)
691 if (!item.equals(selectedItem))
692 viewer.refresh(item);
693 if (selectedItem != null)
694 delayedUpdate.add(selectedItem);
695 } else if (!editing){
696 // running delayed refresh when a cell editor is active would cancel cell editing.
697 Display.getDefault().asyncExec(new Runnable() {
700 if (viewer.getTable().isDisposed()) {
701 if (AnnotatedPropertyTab.this.node != null)
702 AnnotatedPropertyTab.this.node.removeListener(AnnotatedPropertyTab.this);
705 if (DEBUG) System.out.println("Viewer threaded refresh " + id);
706 for (PropertyItem item : resolvedItems)
707 if (!item.equals(selectedItem))
708 viewer.refresh(item);
709 if (selectedItem != null)
710 delayedUpdate.add(selectedItem);
715 for (PropertyItem item : resolvedItems) {
716 delayedUpdate.add(item);
725 public void updatePartName(Consumer<String> updateCallback) {
727 updateCallback.accept(node.toString());
731 public PropertyManipulator getManipulator(PropertyItem item) {
732 return manipulators.get(item);
735 private boolean editing = false;
737 public void setEditing(boolean editing) {
738 this.editing = editing;
744 private static class PropertyEditingSupport extends EditingSupport {
745 AnnotatedPropertyTab tab;
747 NodeMap<?,?,?> nodeMap;
751 public PropertyEditingSupport(AnnotatedPropertyTab tab, TableViewer viewer, int index, NodeMap<?,?,?> nodeMap) {
755 this.viewer = viewer;
756 this.nodeMap = nodeMap;
760 protected boolean canEdit(Object element) {
761 PropertyItem item = (PropertyItem)element;
762 if (tab.getManipulator(item).getValueCount() <= index)
764 if (item.setter == null)
766 if (getValue(element) == null)
772 protected CellEditor getCellEditor(Object element) {
774 if (tab.getManipulator((PropertyItem)element).getValueCount() <= index)
777 editor = new TextCellEditor(viewer.getTable(),SWT.NONE) {
779 public void activate() {
780 tab.setEditing(true);
784 public void deactivate() {
786 tab.setEditing(false);
789 if (DEBUG)System.err.println("CELL EDITOR: " + element);
794 protected Object getValue(Object element) {
795 PropertyItem item = (PropertyItem)element;
796 PropertyManipulator manipulator = tab.getManipulator(item);//createManipulator(item, obj);
797 if (manipulator.getValueCount() <= index)
799 Object value = manipulator.getValue(index);
804 protected void setValue(Object element, Object value) {
806 PropertyItem item = (PropertyItem)element;
807 PropertyManipulator manipulator = tab.getManipulator(item);//createManipulator(item, obj);
808 if (manipulator.getValueCount() <= index)
809 throw new IllegalAccessError("Editing value in index " + index + " is not allowed.");
810 if (DEBUG)System.err.println("CELL SET VALUE: " + element + " " + value);
811 manipulator.setValue((String)value,index);
812 viewer.refresh(item);
813 nodeMap.commit("Set " + item.id + " value to " + value);
821 private static class PropertyItemNameProvider extends CellLabelProvider {
825 public void update(ViewerCell cell) {
826 PropertyItem item = (PropertyItem)cell.getElement();
828 if (item.name.length() > 0)
829 cell.setText(item.name);
831 cell.setText(item.id);
837 private static class PropertyValueLabelProvider2 extends CellLabelProvider {
838 AnnotatedPropertyTab tab;
839 //private Object object;
841 public PropertyValueLabelProvider2(AnnotatedPropertyTab tab) {
846 public void update(ViewerCell cell) {
847 PropertyItem item = (PropertyItem)cell.getElement();
848 int index = cell.getColumnIndex() -1;
849 PropertyManipulator manipulator = tab.getManipulator(item);//createManipulator(item, object);
850 if (manipulator.getValueCount() <= index)
852 cell.setText(manipulator.getValue(index));
856 private static class PropertyItemContentsProvider implements IStructuredContentProvider {
857 @SuppressWarnings("unchecked")
859 public Object[] getElements(Object inputElement) {
860 List<PropertyItem> items = (List<PropertyItem>)inputElement;
861 return items.toArray();
865 public void dispose() {
870 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
877 private static ViewerCell getNeighbor(ViewerCell currentCell,
878 int directionMask, boolean sameLevel) {
880 if ((directionMask & ViewerCell.ABOVE) == ViewerCell.ABOVE) {
881 row = currentCell.getViewerRow().getNeighbor(ViewerRow.ABOVE,
883 } else if ((directionMask & ViewerCell.BELOW) == ViewerCell.BELOW) {
884 row = currentCell.getViewerRow().getNeighbor(ViewerRow.BELOW,
887 row = currentCell.getViewerRow();
891 columnIndex = getVisualIndex(row, currentCell.getColumnIndex());
893 if ((directionMask & ViewerCell.LEFT) == ViewerCell.LEFT) {
895 } else if ((directionMask & ViewerCell.RIGHT) == ViewerCell.RIGHT) {
898 columnIndex += modifier;
899 if (columnIndex >= 0 && columnIndex < row.getColumnCount()) {
900 ViewerCell cell = getCellAtVisualIndex(row, columnIndex);
903 && columnIndex < row.getColumnCount() - 1
904 && columnIndex > 0) {
905 if (isVisible(cell)) {
908 columnIndex += modifier;
909 cell = getCellAtVisualIndex(row, columnIndex);
923 public static class TableViewerEditor extends ColumnViewerEditor {
925 * This viewer's table editor.
927 private TableEditor tableEditor;
928 private TableViewerFocusCellManager focusCellManager;
933 * the viewer the editor is attached to
934 * @param focusCellManager
935 * the cell focus manager if one used or <code>null</code>
936 * @param editorActivationStrategy
937 * the strategy used to decide about the editor activation
941 TableViewerEditor(TableViewer viewer,
942 TableViewerFocusCellManager focusCellManager,
943 ColumnViewerEditorActivationStrategy editorActivationStrategy,
945 super(viewer, editorActivationStrategy, feature);
946 this.feature = feature;
947 tableEditor = new TableEditor(viewer.getTable());
948 this.focusCellManager = focusCellManager;
952 * Create a customized editor with focusable cells
955 * the viewer the editor is created for
956 * @param focusCellManager
957 * the cell focus manager if one needed else
959 * @param editorActivationStrategy
960 * activation strategy to control if an editor activated
962 * bit mask controlling the editor
964 * <li>{@link ColumnViewerEditor#DEFAULT}</li>
965 * <li>{@link ColumnViewerEditor#TABBING_CYCLE_IN_ROW}</li>
966 * <li>{@link ColumnViewerEditor#TABBING_HORIZONTAL}</li>
968 * {@link ColumnViewerEditor#TABBING_MOVE_TO_ROW_NEIGHBOR}</li>
969 * <li>{@link ColumnViewerEditor#TABBING_VERTICAL}</li>
971 * @see #create(TableViewer, ColumnViewerEditorActivationStrategy, int)
973 public static void create(TableViewer viewer,
974 TableViewerFocusCellManager focusCellManager,
975 ColumnViewerEditorActivationStrategy editorActivationStrategy,
977 TableViewerEditor editor = new TableViewerEditor(viewer,
978 focusCellManager, editorActivationStrategy, feature);
979 viewer.setColumnViewerEditor(editor);
980 if (focusCellManager != null) {
982 Method m = focusCellManager.getClass().getSuperclass()
983 .getDeclaredMethod("init", null);
984 m.setAccessible(true);
985 m.invoke(focusCellManager, null);
986 } catch (SecurityException e) {
988 } catch (IllegalArgumentException e) {
990 } catch (IllegalAccessException e) {
992 } catch (NoSuchMethodException e) {
994 } catch (InvocationTargetException e) {
997 // focusCellManager.init();
1002 * Create a customized editor whose activation process is customized
1005 * the viewer the editor is created for
1006 * @param editorActivationStrategy
1007 * activation strategy to control if an editor activated
1009 * bit mask controlling the editor
1011 * <li>{@link ColumnViewerEditor#DEFAULT}</li>
1012 * <li>{@link ColumnViewerEditor#TABBING_CYCLE_IN_ROW}</li>
1013 * <li>{@link ColumnViewerEditor#TABBING_HORIZONTAL}</li>
1015 * {@link ColumnViewerEditor#TABBING_MOVE_TO_ROW_NEIGHBOR}</li>
1016 * <li>{@link ColumnViewerEditor#TABBING_VERTICAL}</li>
1019 public static void create(TableViewer viewer,
1020 ColumnViewerEditorActivationStrategy editorActivationStrategy,
1022 create(viewer, null, editorActivationStrategy, feature);
1025 protected void setEditor(Control w, Item item, int columnNumber) {
1026 tableEditor.setEditor(w, (TableItem) item, columnNumber);
1029 protected void setLayoutData(LayoutData layoutData) {
1030 tableEditor.grabHorizontal = layoutData.grabHorizontal;
1031 tableEditor.horizontalAlignment = layoutData.horizontalAlignment;
1032 tableEditor.minimumWidth = layoutData.minimumWidth;
1035 public ViewerCell getFocusCell() {
1036 if (focusCellManager != null) {
1037 return focusCellManager.getFocusCell();
1039 return super.getFocusCell();
1042 protected void updateFocusCell(ViewerCell focusCell,
1043 ColumnViewerEditorActivationEvent event) {
1044 // Update the focus cell when we activated the editor with these 2
1046 if (event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC
1047 || event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL) {
1048 if (focusCellManager != null) {
1050 if (DEBUG)System.err.println("FOCUS CELL: " + focusCell);
1052 Method m = AbstractTableViewer.class.getDeclaredMethod(
1053 "getSelectionFromWidget", null);
1054 m.setAccessible(true);
1055 List l = (List) m.invoke(getViewer(), null);
1056 if (focusCellManager != null) {
1057 m = focusCellManager
1060 .getDeclaredMethod("setFocusCell",
1061 new Class[] { ViewerCell.class });
1062 m.setAccessible(true);
1063 m.invoke(focusCellManager,
1064 new Object[] { focusCell });
1066 if (!l.contains(focusCell.getElement())) {
1067 getViewer().setSelection(
1068 new StructuredSelection(focusCell
1071 } catch (SecurityException e) {
1072 e.printStackTrace();
1073 } catch (IllegalArgumentException e) {
1074 e.printStackTrace();
1075 } catch (IllegalAccessException e) {
1076 e.printStackTrace();
1077 } catch (NoSuchMethodException e) {
1078 e.printStackTrace();
1079 } catch (InvocationTargetException e) {
1080 e.printStackTrace();
1086 protected void processTraverseEvent(int columnIndex, ViewerRow row,
1087 TraverseEvent event) {
1088 ViewerCell cell2edit = null;
1089 if (event.detail == SWT.TRAVERSE_TAB_PREVIOUS) {
1091 if ((event.stateMask & SWT.CTRL) == SWT.CTRL
1092 && (feature & TABBING_VERTICAL) == TABBING_VERTICAL) {
1093 cell2edit = searchCellAboveBelow(row, getViewer(),
1095 } else if ((feature & TABBING_HORIZONTAL) == TABBING_HORIZONTAL) {
1096 cell2edit = searchPreviousCell(row,
1097 row.getCell(columnIndex), row.getCell(columnIndex),
1100 } else if (event.detail == SWT.TRAVERSE_TAB_NEXT) {
1102 if ((event.stateMask & SWT.CTRL) == SWT.CTRL
1103 && (feature & TABBING_VERTICAL) == TABBING_VERTICAL) {
1104 cell2edit = searchCellAboveBelow(row, getViewer(),
1105 columnIndex, false);
1106 } else if ((feature & TABBING_HORIZONTAL) == TABBING_HORIZONTAL) {
1107 cell2edit = searchNextCell(row, row.getCell(columnIndex),
1108 row.getCell(columnIndex), getViewer());
1111 if (DEBUG) System.err.println("NEXT CELL: " + cell2edit);
1112 if (cell2edit != null) {
1113 getViewer().getControl().setRedraw(false);
1114 ColumnViewerEditorActivationEvent acEvent = new ColumnViewerEditorActivationEvent(
1117 Method m = ColumnViewer.class
1119 "triggerEditorActivationEvent",
1120 new Class[] { ColumnViewerEditorActivationEvent.class });
1121 m.setAccessible(true);
1122 m.invoke(getViewer(), new Object[] { acEvent });
1123 } catch (SecurityException e) {
1124 e.printStackTrace();
1125 } catch (NoSuchMethodException e) {
1126 e.printStackTrace();
1127 } catch (IllegalArgumentException e) {
1128 e.printStackTrace();
1129 } catch (IllegalAccessException e) {
1130 e.printStackTrace();
1131 } catch (InvocationTargetException e) {
1132 e.printStackTrace();
1134 getViewer().getControl().setRedraw(true);
1138 private ViewerCell searchCellAboveBelow(ViewerRow row,
1139 ColumnViewer viewer, int columnIndex, boolean above) {
1140 ViewerCell rv = null;
1141 ViewerRow newRow = null;
1143 newRow = row.getNeighbor(ViewerRow.ABOVE, false);
1145 newRow = row.getNeighbor(ViewerRow.BELOW, false);
1148 if (newRow != null) {
1149 Method m = ColumnViewer.class.getDeclaredMethod(
1150 "getViewerColumn", new Class[] { int.class });
1151 m.setAccessible(true);
1152 ViewerColumn column = (ViewerColumn) m.invoke(viewer,
1153 new Object[] { new Integer(columnIndex) });
1154 m = ViewerColumn.class.getDeclaredMethod(
1155 "getEditingSupport", null);
1156 m.setAccessible(true);
1157 EditingSupport es = (EditingSupport) m.invoke(column, null);
1158 if (column != null && es != null) {
1159 m = EditingSupport.class.getDeclaredMethod("canEdit",
1160 new Class[] { Object.class });
1161 m.setAccessible(true);
1162 Boolean b = (Boolean) m.invoke(es,
1163 new Object[] { newRow.getItem().getData() });
1164 if (b.booleanValue()) {
1165 rv = newRow.getCell(columnIndex);
1168 rv = searchCellAboveBelow(newRow, viewer, columnIndex,
1172 } catch (Exception e) {
1173 e.printStackTrace();
1178 private ViewerCell searchPreviousCell(ViewerRow row,
1179 ViewerCell currentCell, ViewerCell originalCell,
1180 ColumnViewer viewer) {
1181 ViewerCell rv = null;
1182 ViewerCell previousCell;
1183 if (currentCell != null) {
1184 previousCell = getNeighbor(currentCell, ViewerCell.LEFT, true);
1186 if (row.getColumnCount() != 0) {
1187 previousCell = row.getCell(getCreationIndex(row,
1188 row.getColumnCount() - 1));
1190 previousCell = row.getCell(0);
1194 if (originalCell.equals(previousCell)) {
1197 if (previousCell != null) {
1198 if (isCellEditable(viewer, previousCell)) {
1201 rv = searchPreviousCell(row, previousCell, originalCell,
1205 if ((feature & TABBING_CYCLE_IN_ROW) == TABBING_CYCLE_IN_ROW) {
1206 rv = searchPreviousCell(row, null, originalCell, viewer);
1207 } else if ((feature & TABBING_MOVE_TO_ROW_NEIGHBOR) == TABBING_MOVE_TO_ROW_NEIGHBOR) {
1208 ViewerRow rowAbove = row
1209 .getNeighbor(ViewerRow.ABOVE, false);
1210 if (rowAbove != null) {
1211 rv = searchPreviousCell(rowAbove, null, originalCell,
1219 private ViewerCell searchNextCell(ViewerRow row,
1220 ViewerCell currentCell, ViewerCell originalCell,
1221 ColumnViewer viewer) {
1222 ViewerCell rv = null;
1223 ViewerCell nextCell;
1224 if (currentCell != null) {
1225 nextCell = getNeighbor(currentCell, ViewerCell.RIGHT, true);
1227 nextCell = row.getCell(getCreationIndex(row, 0));
1230 if (originalCell.equals(nextCell)) {
1233 if (nextCell != null) {
1234 if (isCellEditable(viewer, nextCell)) {
1237 rv = searchNextCell(row, nextCell, originalCell, viewer);
1240 if ((feature & TABBING_CYCLE_IN_ROW) == TABBING_CYCLE_IN_ROW) {
1241 rv = searchNextCell(row, null, originalCell, viewer);
1242 } else if ((feature & TABBING_MOVE_TO_ROW_NEIGHBOR) == TABBING_MOVE_TO_ROW_NEIGHBOR) {
1243 ViewerRow rowBelow = row
1244 .getNeighbor(ViewerRow.BELOW, false);
1245 if (rowBelow != null) {
1246 rv = searchNextCell(rowBelow, null, originalCell,
1254 private boolean isCellEditable(ColumnViewer viewer, ViewerCell cell) {
1256 Method m = ColumnViewer.class.getDeclaredMethod(
1257 "getViewerColumn", new Class[] { int.class });
1258 m.setAccessible(true);
1259 ViewerColumn column = (ViewerColumn) m.invoke(viewer,
1260 new Object[] { new Integer(cell.getColumnIndex()) });
1261 m = ViewerColumn.class.getDeclaredMethod("getEditingSupport",
1263 m.setAccessible(true);
1264 EditingSupport es = (EditingSupport) m.invoke(column, null);
1265 if (column != null && es != null) {
1266 m = EditingSupport.class.getDeclaredMethod("canEdit",
1267 new Class[] { Object.class });
1268 m.setAccessible(true);
1270 Boolean b = (Boolean) m.invoke(es,
1271 new Object[] { cell.getElement() });
1272 return b.booleanValue();
1274 } catch (Exception e) {
1275 e.printStackTrace();
1281 // Reimplementation of ViewerCell-Methods
1282 private static int getVisualIndex(ViewerRow row, int creationIndex) {
1283 TableItem item = (TableItem) row.getItem();
1284 int[] order = item.getParent().getColumnOrder();
1285 for (int i = 0; i < order.length; i++) {
1286 if (order[i] == creationIndex) {
1290 return creationIndex;
1293 private static int getCreationIndex(ViewerRow row, int visualIndex) {
1294 TableItem item = (TableItem) row.getItem();
1295 if (item != null && !item.isDisposed() /*
1296 * && hasColumns() &&
1300 return item.getParent().getColumnOrder()[visualIndex];
1305 private static ViewerCell getCellAtVisualIndex(ViewerRow row,
1307 return getCell(row, getCreationIndex(row, visualIndex));
1310 private static boolean isVisible(ViewerCell cell) {
1311 return getWidth(cell) > 0;
1314 private static int getWidth(ViewerCell cell) {
1315 TableItem item = (TableItem) cell.getViewerRow().getItem();
1316 return item.getParent().getColumn(cell.getColumnIndex()).getWidth();
1319 private static ViewerCell getCell(ViewerRow row, int index) {
1320 return row.getCell(index);