| /******************************************************************************* |
| * Copyright (c) 2006, 2016 Tom Schindl and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Tom Schindl - initial API and implementation |
| * Niels Lippke - initial API and implementation |
| * Lars Vogel (lars.vogel@gmail.com) - Bug 413427, 489234 |
| * Jeanderson Candido <http://jeandersonbc.github.io> - Bug 414565 |
| *******************************************************************************/ |
| |
| package org.eclipse.jface.snippets.viewers; |
| |
| import org.eclipse.jface.viewers.ArrayContentProvider; |
| import org.eclipse.jface.viewers.CellEditor; |
| import org.eclipse.jface.viewers.CellNavigationStrategy; |
| import org.eclipse.jface.viewers.ColumnLabelProvider; |
| import org.eclipse.jface.viewers.ColumnViewer; |
| import org.eclipse.jface.viewers.ColumnViewerEditor; |
| import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent; |
| import org.eclipse.jface.viewers.ColumnViewerEditorActivationListener; |
| import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy; |
| import org.eclipse.jface.viewers.ColumnViewerEditorDeactivationEvent; |
| import org.eclipse.jface.viewers.ComboBoxCellEditor; |
| import org.eclipse.jface.viewers.EditingSupport; |
| import org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.TableViewerColumn; |
| import org.eclipse.jface.viewers.TableViewerEditor; |
| import org.eclipse.jface.viewers.TableViewerFocusCellManager; |
| import org.eclipse.jface.viewers.TextCellEditor; |
| import org.eclipse.jface.viewers.ViewerCell; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.swt.widgets.Shell; |
| |
| /** |
| * Shows how to reveal columns when they are navigated. |
| * |
| */ |
| public class Snippet058CellNavigationIn34 { |
| |
| public static class Person { |
| public String givenname; |
| public String surname; |
| public String email; |
| public String gender; |
| |
| public Person(String givenname, String surname, String email, String gender) { |
| this.givenname = givenname; |
| this.surname = surname; |
| this.email = email; |
| this.gender = gender; |
| } |
| } |
| |
| protected abstract class AbstractEditingSupport extends EditingSupport { |
| private final CellEditor editor; |
| |
| public AbstractEditingSupport(TableViewer viewer) { |
| super(viewer); |
| this.editor = new TextCellEditor(viewer.getTable()); |
| } |
| |
| public AbstractEditingSupport(TableViewer viewer, CellEditor editor) { |
| super(viewer); |
| this.editor = editor; |
| } |
| |
| @Override |
| protected boolean canEdit(Object element) { |
| return true; |
| } |
| |
| @Override |
| protected CellEditor getCellEditor(Object element) { |
| return editor; |
| } |
| |
| @Override |
| protected void setValue(Object element, Object value) { |
| doSetValue(element, value); |
| getViewer().update(element, null); |
| } |
| |
| protected abstract void doSetValue(Object element, Object value); |
| } |
| |
| public Snippet058CellNavigationIn34(Shell shell) { |
| final TableViewer v = new TableViewer(shell, SWT.BORDER | SWT.FULL_SELECTION); |
| v.setContentProvider(ArrayContentProvider.getInstance()); |
| |
| TableViewerColumn column = null; |
| column = createColumnFor(v, "Givenname"); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).givenname; |
| } |
| }); |
| column.setEditingSupport(new AbstractEditingSupport(v) { |
| |
| @Override |
| protected Object getValue(Object element) { |
| return ((Person) element).givenname; |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| ((Person) element).givenname = value.toString(); |
| } |
| |
| }); |
| |
| column = createColumnFor(v, "Surname"); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).surname; |
| } |
| |
| }); |
| column.setEditingSupport(new AbstractEditingSupport(v) { |
| |
| @Override |
| protected Object getValue(Object element) { |
| return ((Person) element).surname; |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| ((Person) element).surname = value.toString(); |
| } |
| |
| }); |
| |
| column = createColumnFor(v, "E-Mail"); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).email; |
| } |
| |
| }); |
| column.setEditingSupport(new AbstractEditingSupport(v) { |
| |
| @Override |
| protected Object getValue(Object element) { |
| return ((Person) element).email; |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| ((Person) element).email = value.toString(); |
| } |
| |
| }); |
| column = createColumnFor(v, "Gender"); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).gender; |
| } |
| |
| }); |
| |
| ComboBoxCellEditor editor = new ComboBoxCellEditor(v.getTable(), new String[] { "M", "F" }); |
| editor.setActivationStyle(ComboBoxCellEditor.DROP_DOWN_ON_TRAVERSE_ACTIVATION |
| | ComboBoxCellEditor.DROP_DOWN_ON_PROGRAMMATIC_ACTIVATION |
| | ComboBoxCellEditor.DROP_DOWN_ON_MOUSE_ACTIVATION | ComboBoxCellEditor.DROP_DOWN_ON_KEY_ACTIVATION); |
| |
| column.setEditingSupport(new AbstractEditingSupport(v, editor) { |
| |
| @Override |
| protected Object getValue(Object element) { |
| if (((Person) element).gender.equals("M")) |
| return Integer.valueOf(0); |
| return Integer.valueOf(1); |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| if (((Integer) value).intValue() == 0) { |
| ((Person) element).gender = "M"; |
| } else { |
| ((Person) element).gender = "F"; |
| } |
| } |
| |
| }); |
| |
| CellNavigationStrategy naviStrat = new CellNavigationStrategy() { |
| |
| @Override |
| public ViewerCell findSelectedCell(ColumnViewer viewer, ViewerCell currentSelectedCell, Event event) { |
| ViewerCell cell = super.findSelectedCell(viewer, currentSelectedCell, event); |
| |
| if (cell != null) { |
| v.getTable().showColumn( |
| v.getTable().getColumn(cell.getColumnIndex())); |
| } |
| return cell; |
| } |
| |
| }; |
| |
| TableViewerFocusCellManager focusCellManager = new TableViewerFocusCellManager(v, |
| new FocusCellOwnerDrawHighlighter(v), naviStrat); |
| |
| ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(v) { |
| @Override |
| protected boolean isEditorActivationEvent(ColumnViewerEditorActivationEvent event) { |
| return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL |
| || event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION |
| || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR) |
| || event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC; |
| } |
| }; |
| |
| int feature = ColumnViewerEditor.TABBING_HORIZONTAL | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR |
| | ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION; |
| |
| TableViewerEditor.create(v, focusCellManager, actSupport, feature); |
| |
| v.getColumnViewerEditor().addEditorActivationListener(new ColumnViewerEditorActivationListener() { |
| |
| @Override |
| public void afterEditorActivated(ColumnViewerEditorActivationEvent event) { |
| } |
| |
| @Override |
| public void afterEditorDeactivated(ColumnViewerEditorDeactivationEvent event) { |
| } |
| |
| @Override |
| public void beforeEditorActivated(ColumnViewerEditorActivationEvent event) { |
| ViewerCell cell = (ViewerCell) event.getSource(); |
| v.getTable().showColumn(v.getTable().getColumn(cell.getColumnIndex())); |
| } |
| |
| @Override |
| public void beforeEditorDeactivated(ColumnViewerEditorDeactivationEvent event) { |
| } |
| |
| }); |
| |
| Person[] model = createModel(); |
| v.setInput(model); |
| v.getTable().setLinesVisible(true); |
| v.getTable().setHeaderVisible(true); |
| } |
| |
| private TableViewerColumn createColumnFor(final TableViewer v, String label) { |
| TableViewerColumn column; |
| column = new TableViewerColumn(v, SWT.NONE); |
| column.getColumn().setWidth(200); |
| column.getColumn().setText(label); |
| column.getColumn().setMoveable(true); |
| return column; |
| } |
| |
| private Person[] createModel() { |
| return new Person[] { new Person("Tom", "Schindl", "tom.schindl@bestsolution.at", "M"), |
| new Person("Boris", "Bokowski", "Boris_Bokowski@ca.ibm.com", "M"), |
| new Person("Tod", "Creasey", "Tod_Creasey@ca.ibm.com", "M"), |
| new Person("Wayne", "Beaton", "wayne@eclipse.org", "M"), |
| new Person("Jeanderson", "Candido", "jeandersonbc@gmail.com", "M"), |
| new Person("Lars", "Vogel", "lars.vogel@gmail.com", "M"), |
| new Person("Hendrik", "Still", "hendrik.still@vogella.com", "M") }; |
| } |
| |
| /** |
| * @param args |
| */ |
| public static void main(String[] args) { |
| Display display = new Display(); |
| |
| Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| new Snippet058CellNavigationIn34(shell); |
| shell.setSize(300, 300); |
| shell.open(); |
| |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| |
| display.dispose(); |
| |
| } |
| |
| } |