| /******************************************************************************* |
| * Copyright (c) 2006, 2014 Eric Rizzo 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: |
| * Eric Rizzo - initial implementation |
| * Lars Vogel (lars.vogel@gmail.com) - Bug 413427 |
| * Simon Scholz <simon.scholz@vogella.com> - Bug 442343 |
| *******************************************************************************/ |
| |
| package org.eclipse.jface.snippets.viewers; |
| |
| import org.eclipse.jface.viewers.ArrayContentProvider; |
| import org.eclipse.jface.viewers.CellEditor; |
| import org.eclipse.jface.viewers.ColumnLabelProvider; |
| import org.eclipse.jface.viewers.EditingSupport; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.TableViewerColumn; |
| 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.Shell; |
| |
| /** |
| * Demonstrates usage of {@link TextAndDialogCellEditor}. The email column uses the |
| * TextAndDialogCellEditor; othe columns use ordinary {@link TextCellEditor}s. |
| * |
| * @author Eric Rizzo |
| * |
| */ |
| public class Snippet062TextAndDialogCellEditor { |
| |
| public class Person { |
| public String givenname; |
| public String surname; |
| public String email; |
| |
| public Person(String givenname, String surname, String email) { |
| this.givenname = givenname; |
| this.surname = surname; |
| this.email = email; |
| } |
| |
| @Override |
| public String toString() { |
| return '[' + givenname + ' ' + surname + ' ' + email + ']'; |
| } |
| } |
| |
| protected abstract class AbstractEditingSupport extends EditingSupport { |
| private CellEditor editor; |
| |
| public AbstractEditingSupport(TableViewer viewer, CellEditor anEditor) { |
| super(viewer); |
| this.editor = anEditor; |
| } |
| |
| @Override |
| protected boolean canEdit(Object element) { |
| return editor != null; |
| } |
| |
| @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 Snippet062TextAndDialogCellEditor(Shell shell) { |
| TableViewer v = new TableViewer(shell, SWT.BORDER | SWT.FULL_SELECTION); |
| v.setContentProvider(ArrayContentProvider.getInstance()); |
| |
| TableViewerColumn column = new TableViewerColumn(v, SWT.NONE); |
| column.getColumn().setWidth(200); |
| column.getColumn().setText("Givenname"); |
| column.getColumn().setMoveable(true); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).givenname; |
| } |
| }); |
| |
| column.setEditingSupport(new AbstractEditingSupport(v, new TextCellEditor(v.getTable())) { |
| |
| @Override |
| protected Object getValue(Object element) { |
| return ((Person) element).givenname; |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| ((Person) element).givenname = value.toString(); |
| } |
| |
| }); |
| |
| column = new TableViewerColumn(v, SWT.NONE); |
| column.getColumn().setWidth(200); |
| column.getColumn().setText("Surname"); |
| column.getColumn().setMoveable(true); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).surname; |
| } |
| |
| }); |
| |
| column.setEditingSupport(new AbstractEditingSupport(v, new TextCellEditor(v.getTable())) { |
| @Override |
| protected Object getValue(Object element) { |
| return ((Person) element).surname; |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| ((Person) element).surname = value.toString(); |
| } |
| |
| }); |
| |
| column = new TableViewerColumn(v, SWT.NONE); |
| column.getColumn().setWidth(200); |
| column.getColumn().setText("E-Mail"); |
| column.getColumn().setMoveable(true); |
| column.setLabelProvider(new ColumnLabelProvider() { |
| @Override |
| public String getText(Object element) { |
| return ((Person) element).email; |
| } |
| |
| }); |
| |
| |
| TextAndDialogCellEditor cellEditor = new TextAndDialogCellEditor(v.getTable()); |
| cellEditor.setDialogMessage("Enter email address"); |
| column.setEditingSupport(new AbstractEditingSupport(v, cellEditor) { |
| |
| @Override |
| protected Object getValue(Object element) { |
| return ((Person) element).email; |
| } |
| |
| @Override |
| protected void doSetValue(Object element, Object value) { |
| ((Person) element).email = value.toString(); |
| } |
| |
| // Print out the model after each edit to verify its values are updated correctly |
| @Override |
| protected void saveCellEditorValue(CellEditor cellEditor, ViewerCell cell) { |
| super.saveCellEditorValue(cellEditor, cell); |
| System.out.println(cell.getElement()); |
| } |
| }); |
| |
| Person[] model = createModel(); |
| v.setInput(model); |
| v.getTable().setLinesVisible(true); |
| v.getTable().setHeaderVisible(true); |
| } |
| |
| private Person[] createModel() { |
| Person[] elements = new Person[4]; |
| elements[0] = new Person("Tom", "Schindl", |
| "tom.schindl@bestsolution.at"); |
| elements[1] = new Person("Boris", "Bokowski", |
| "Boris_Bokowski@ca.ibm.com"); |
| elements[2] = new Person("Tod", "Creasey", "Tod_Creasey@ca.ibm.com"); |
| elements[3] = new Person("Wayne", "Beaton", "wayne@eclipse.org"); |
| |
| return elements; |
| } |
| |
| /** |
| * @param args |
| */ |
| public static void main(String[] args) { |
| Display display = new Display(); |
| |
| Shell shell = new Shell(display); |
| shell.setLayout(new FillLayout()); |
| new Snippet062TextAndDialogCellEditor(shell); |
| shell.open(); |
| |
| while (!shell.isDisposed()) { |
| if (!display.readAndDispatch()) |
| display.sleep(); |
| } |
| |
| display.dispose(); |
| |
| } |
| |
| } |