Java tutorial
/////////////////////////////////////////////////////////////////////////////// // // PACKAGE : com.astra.ses.spell.gui.views.controls.tables // // FILE : BasicTable.java // // DATE : 2008-11-21 08:55 // // Copyright (C) 2008, 2010 SES ENGINEERING, Luxembourg S.A.R.L. // // By using this software in any way, you are agreeing to be bound by // the terms of this license. // // All rights reserved. This program and the accompanying materials // are made available under the terms of the Eclipse Public License v1.0 // which accompanies this distribution, and is available at // http://www.eclipse.org/legal/epl-v10.html // // NO WARRANTY // EXCEPT AS EXPRESSLY SET FORTH IN THIS AGREEMENT, THE PROGRAM IS PROVIDED // ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER // EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY WARRANTIES OR // CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR FITNESS FOR A // PARTICULAR PURPOSE. Each Recipient is solely responsible for determining // the appropriateness of using and distributing the Program and assumes all // risks associated with its exercise of rights under this Agreement , // including but not limited to the risks and costs of program errors, // compliance with applicable laws, damage to or loss of data, programs or // equipment, and unavailability or interruption of operations. // // DISCLAIMER OF LIABILITY // EXCEPT AS EXPRESSLY SET FORTH IN THIS AGREEMENT, NEITHER RECIPIENT NOR ANY // CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING WITHOUT LIMITATION // LOST PROFITS), HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) // ARISING IN ANY WAY OUT OF THE USE OR DISTRIBUTION OF THE PROGRAM OR THE // EXERCISE OF ANY RIGHTS GRANTED HEREUNDER, EVEN IF ADVISED OF THE // POSSIBILITY OF SUCH DAMAGES. // // Contributors: // SES ENGINEERING - initial API and implementation and/or initial documentation // // PROJECT : SPELL // // SUBPROJECT: SPELL GUI Client // /////////////////////////////////////////////////////////////////////////////// package com.astra.ses.spell.gui.views.controls.tables; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ControlEvent; import org.eclipse.swt.events.ControlListener; import org.eclipse.swt.graphics.Font; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; /******************************************************************************* * @brief * @date 09/10/07 * @author Rafael Chinchilla Camara (GMV) ******************************************************************************/ public abstract class BasicTable extends TableViewer implements ControlListener { // ========================================================================= // # STATIC DATA MEMBERS // ========================================================================= // PRIVATE ----------------------------------------------------------------- // PROTECTED --------------------------------------------------------------- // PUBLIC ------------------------------------------------------------------ // ========================================================================= // # INSTANCE DATA MEMBERS // ========================================================================= // PROTECTED --------------------------------------------------------------- protected Table m_table; // PUBLIC ------------------------------------------------------------------ // ========================================================================= // # ACCESSIBLE METHODS // ========================================================================= /*************************************************************************** * Constructor. * * @param procId * The procedure identifier * @param parent * The parent composite **************************************************************************/ public BasicTable(Composite parent) { super(parent, SWT.SINGLE | SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL); m_table = getTable(); m_table.setHeaderVisible(true); m_table.setLinesVisible(true); m_table.setFont(new Font(Display.getCurrent(), "Arial", 9, SWT.NORMAL)); m_table.addControlListener(this); initializeTable(); } /*************************************************************************** * Provide array with column names **************************************************************************/ protected abstract String[] getColumnNames(); /*************************************************************************** * Provide array with column widths **************************************************************************/ protected abstract Integer[] getColumnSizes(); /*************************************************************************** * Check if the column is resizable **************************************************************************/ protected abstract boolean isResizable(int columnIndex); /*************************************************************************** * Obtain the adjustable column **************************************************************************/ protected abstract int getAdjustableColumn(); /*************************************************************************** * Obtain table width hint **************************************************************************/ public abstract int getTableWidthHint(); /*************************************************************************** * Obtain table height hint **************************************************************************/ public abstract int getTableHeightHint(); /*************************************************************************** * Initialize the table drawers and the table initial settings **************************************************************************/ protected void initializeTable() { // Now that we've set the text into the columns, // we call pack() on each one to size it to the // contents String[] names = getColumnNames(); Integer[] sizes = getColumnSizes(); for (int i = 0, n = names.length; i < n; i++) { // Create the TableColumn with right alignment TableColumn column = new TableColumn(m_table, SWT.RIGHT); column.setAlignment(SWT.CENTER); column.setText(names[i]); } TableColumn[] columns = m_table.getColumns(); for (int i = 0, n = names.length; i < n; i++) { columns[i].pack(); columns[i].setWidth(sizes[i]); columns[i].setResizable(isResizable(i)); } m_table.removeAll(); } /*************************************************************************** * Control callback **************************************************************************/ public void controlMoved(ControlEvent e) { // Nothing to do } /*************************************************************************** * Control callback **************************************************************************/ public void controlResized(ControlEvent e) { // Nothing to do } }