Java tutorial
/* * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). * All rights reserved. * This component and the accompanying materials are made available * under the terms of the License "Eclipse Public License v1.0" * which accompanies this distribution, and is available * at the URL "http://www.eclipse.org/legal/epl-v10.html". * * Initial Contributors: * Nokia Corporation - initial contribution. * * Contributors: * * Description: * */ package com.nokia.cdt.internal.debug.launch.newwizard; import java.text.MessageFormat; import org.eclipse.core.runtime.CoreException; import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.IPageChangedListener; import org.eclipse.jface.dialogs.PageChangedEvent; import org.eclipse.jface.layout.GridDataFactory; import org.eclipse.jface.wizard.IWizardContainer; import org.eclipse.jface.wizard.Wizard; import org.eclipse.jface.wizard.WizardDialog; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Shell; import com.nokia.carbide.cpp.ui.CarbideUIPlugin; import com.nokia.carbide.cpp.ui.ICarbideSharedImages; import com.nokia.cdt.internal.debug.launch.LaunchPlugin; import com.nokia.cdt.internal.debug.launch.wizard.ILaunchCreationWizard; import com.nokia.cdt.internal.debug.launch.wizard.LaunchOptions; /** * New launch wizard for Carbide 3.0. * * See https://xdabug001.ext.nokia.com/bugzilla/show_bug.cgi?id=10419 */ public abstract class AbstractLaunchWizard extends Wizard implements ILaunchCreationWizard { protected IWizardData launchData; private AbstractUnifiedLaunchOptionsPage mainPage; private Button advancedButton; private boolean advancedEdit; private IPageChangedListener pageChangedListener; private boolean hasFinished; public AbstractLaunchWizard(LaunchOptions launchOptions, String title) { launchData = createWizardData(launchOptions); mainPage = createMainPage(launchData); mainPage.initializeSettings(); setWindowTitle(title); } protected abstract AbstractUnifiedLaunchOptionsPage createMainPage(IWizardData data); protected abstract IWizardData createWizardData(LaunchOptions options); @Override public void addPages() { addPage(mainPage); } @Override public void setContainer(final IWizardContainer wizardContainer) { super.setContainer(wizardContainer); // Thanks, JFace, for making it so hard to know when the UI is ready if (wizardContainer instanceof WizardDialog && advancedButton == null) { pageChangedListener = new IPageChangedListener() { public void pageChanged(PageChangedEvent event) { addAdvancedButton(); ((WizardDialog) getContainer()).removePageChangedListener(pageChangedListener); } }; ((WizardDialog) wizardContainer).addPageChangedListener(pageChangedListener); } } protected void addAdvancedButton() { if (advancedButton == null) { Composite parent = (Composite) ((Dialog) getContainer()).buttonBar; if (parent != null) { advancedButton = new Button(parent, SWT.CHECK); GridDataFactory.swtDefaults().align(SWT.LEFT, SWT.CENTER).indent(6, 0).applyTo(advancedButton); ((GridLayout) parent.getLayout()).numColumns++; advancedButton.moveBelow(parent.getChildren()[0]); advancedButton.setText(Messages.getString("LaunchWizard.AdvancedLabel")); //$NON-NLS-1$ advancedButton.setToolTipText(MessageFormat.format(Messages.getString("LaunchWizard.AdvancedTip"), //$NON-NLS-1$ launchData.getModeLabel())); advancedButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { updateDebugEditButton(); } }); } // Thanks, JFace, for deleting validation messages on the first display mainPage.validatePage(); updateDebugEditButton(); } } @Override public boolean canFinish() { if (advancedEdit) return true; return super.canFinish(); } protected void updateDebugEditButton() { Button finishButton = findFinishButton(); if (finishButton != null) { advancedEdit = advancedButton.getSelection(); if (advancedEdit) { finishButton.setText(Messages.getString("LaunchWizard.EditLabel")); //$NON-NLS-1$ finishButton.setToolTipText(Messages.getString("LaunchWizard.EditTip")); //$NON-NLS-1$ getContainer().updateButtons(); } else { finishButton.setText(launchData.getModeLabel()); finishButton.setToolTipText(Messages.getString("LaunchWizard.FinishTip")); //$NON-NLS-1$ getContainer().updateButtons(); } } } /** * Thanks, SWT and JFace, for making this so difficult * @return the Finish button */ private Button findFinishButton() { if (getContainer() instanceof Dialog) { return findFinishButton((Composite) ((Dialog) getContainer()).buttonBar); } return null; } /** * @param buttonBar * @return */ private Button findFinishButton(Composite parent) { for (Control kid : parent.getChildren()) { if (kid instanceof Button) { if (kid.getData() instanceof Integer && (Integer) kid.getData() == IDialogConstants.FINISH_ID) { return (Button) kid; } } else if (kid instanceof Composite) { Button button = findFinishButton((Composite) kid); if (button != null) return button; } } return null; } @Override public boolean performFinish() { hasFinished = true; return true; } public boolean shouldOpenLaunchConfigurationDialog() { return hasFinished && advancedEdit; } public ILaunchConfigurationWorkingCopy getLaunchConfiguration() { if (!hasFinished) return null; ILaunchConfigurationWorkingCopy config = null; try { config = launchData.createConfiguration(); } catch (CoreException e) { LaunchPlugin.log(e); } return config; } public void init() { setDefaultPageImageDescriptor(CarbideUIPlugin.getSharedImages() .getImageDescriptor(ICarbideSharedImages.IMG_NEW_LAUNCH_CONFIG_WIZARD_BANNER)); } public int openWizard(Shell shell) { WizardDialog dialog = new WizardDialog(shell, this); return dialog.open(); } }