Java tutorial
/////////////////////////////////////////////////////////////////////////////// // // PACKAGE : com.astra.ses.spell.gui.dialogs // // FILE : CloseProcDialog.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.dialogs; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.TitleAreaDialog; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import com.astra.ses.spell.gui.Activator; /******************************************************************************* * @brief Dialog for closing procedures * @date 24/04/08 * @author Rafael Chinchilla (GMV) ******************************************************************************/ public class CloseAllDialog extends TitleAreaDialog { // ========================================================================= // # STATIC DATA MEMBERS // ========================================================================= // PRIVATE ----------------------------------------------------------------- public static final int DETACH = 97; public static final int KILL = 98; public static final int CLOSE = 99; // PROTECTED --------------------------------------------------------------- // PUBLIC ------------------------------------------------------------------ // ========================================================================= // # INSTANCE DATA MEMBERS // ========================================================================= // PRIVATE ----------------------------------------------------------------- /** Holds the dialog image icon */ private Image m_image; // PROTECTED --------------------------------------------------------------- // PUBLIC ------------------------------------------------------------------ // ========================================================================= // # ACCESSIBLE METHODS // ========================================================================= /*************************************************************************** * Constructor * * @param shell * The parent shell **************************************************************************/ public CloseAllDialog(Shell shell) { super(shell); // Obtain the image for the dialog icon ImageDescriptor descr = Activator.getImageDescriptor("icons/dlg_question.png"); m_image = descr.createImage(); } /*************************************************************************** * Called when the dialog is about to close. * * @return The superclass return value. **************************************************************************/ public boolean close() { m_image.dispose(); return super.close(); } // ========================================================================= // # NON-ACCESSIBLE METHODS // ========================================================================= /*************************************************************************** * Creates the dialog contents. * * @param parent * The base composite of the dialog * @return The resulting contents **************************************************************************/ protected Control createContents(Composite parent) { Control contents = super.createContents(parent); setTitle("Detaching from context"); setTitleImage(m_image); String msg = "There are procedures locally loaded."; setMessage(msg); return contents; } /*************************************************************************** * Create the dialog area contents. * * @param parent * The base composite of the dialog * @return The resulting contents **************************************************************************/ protected Control createDialogArea(Composite parent) { String longMessage = ""; longMessage = "You can kill the procedures, close them orderly "; longMessage += "or leave them working in the context.\n"; longMessage += "\nWhat do you want to do?"; parent.setLayout(new GridLayout()); Label l = new Label(parent, SWT.NONE); l.setText(longMessage); l.setLayoutData(new GridData(GridData.FILL_BOTH)); return parent; } /*************************************************************************** * Create the button bar buttons. * * @param parent * The Button Bar. **************************************************************************/ protected void createButtonsForButtonBar(Composite parent) { createButton(parent, DETACH, "Detach all", false); createButton(parent, CLOSE, "Close all", false); createButton(parent, KILL, "Kill all", false); createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, true); } /*************************************************************************** * Called when one of the buttons of the button bar is pressed. * * @param buttonId * The button identifier. **************************************************************************/ protected void buttonPressed(int buttonId) { setReturnCode(buttonId); close(); } }