Java tutorial
/******************************************************************************* * Copyright (c) 2005, 2009 IBM Corporation and others. * 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 * * Contributors: * IBM Corporation - initial API and implementation *******************************************************************************/ package com.siteview.mde.internal.ui.wizards.target; import org.eclipse.core.runtime.IConfigurationElement; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.viewers.IStructuredSelection; import com.siteview.mde.internal.core.MDECore; import com.siteview.mde.internal.ui.*; import com.siteview.mde.internal.ui.wizards.PDEWizardNewFileCreationPage; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.*; import org.eclipse.ui.PlatformUI; public class TargetDefinitionWizardPage extends PDEWizardNewFileCreationPage { protected static final int USE_EMPTY = 0; protected static final int USE_DEFAULT = 1; protected static final int USE_CURRENT_TP = 2; protected static final int USE_EXISTING_TARGET = 3; private Button fEmptyButton; private Button fDefaultButton; private Button fCurrentTPButton; private Button fExistingTargetButton; private Combo fTargets; private String[] fTargetIds; private static String EXTENSION = "target"; //$NON-NLS-1$ public TargetDefinitionWizardPage(String pageName, IStructuredSelection selection) { super(pageName, selection); setTitle(MDEUIMessages.TargetProfileWizardPage_title); setDescription(MDEUIMessages.TargetProfileWizardPage_description); // Force the file extension to be 'target' setFileExtension(EXTENSION); } public void createControl(Composite parent) { super.createControl(parent); PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IHelpContextIds.TARGET_DEFINITION_PAGE); } protected void createAdvancedControls(Composite parent) { Composite comp = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_BOTH); SWTFactory.createLabel(comp, MDEUIMessages.TargetCreationPage_0, 2); fEmptyButton = SWTFactory.createRadioButton(comp, MDEUIMessages.TargetCreationPage_1, 2); fDefaultButton = SWTFactory.createRadioButton(comp, MDEUIMessages.TargetCreationPage_2, 2); fCurrentTPButton = SWTFactory.createRadioButton(comp, MDEUIMessages.TargetCreationPage_3, 2); fExistingTargetButton = SWTFactory.createRadioButton(comp, MDEUIMessages.TargetCreationPage_4, 1); fExistingTargetButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { boolean enabled = fExistingTargetButton.getSelection(); fTargets.setEnabled(enabled); } }); fEmptyButton.setSelection(true); fTargets = SWTFactory.createCombo(comp, SWT.SINGLE | SWT.READ_ONLY, 1, GridData.BEGINNING, null); fTargets.setEnabled(false); initializeTargetCombo(); Dialog.applyDialogFont(comp); setControl(comp); } protected void initializeTargetCombo() { IConfigurationElement[] elements = MDECore.getDefault().getTargetProfileManager().getSortedTargets(); fTargetIds = new String[elements.length]; for (int i = 0; i < elements.length; i++) { String name = elements[i].getAttribute("name"); //$NON-NLS-1$ if (fTargets.indexOf(name) == -1) fTargets.add(name); fTargetIds[i] = elements[i].getAttribute("id"); //$NON-NLS-1$ } if (elements.length > 0) fTargets.select(0); } protected int getInitializationOption() { if (fEmptyButton.getSelection()) return USE_EMPTY; if (fDefaultButton.getSelection()) return USE_DEFAULT; else if (fCurrentTPButton.getSelection()) return USE_CURRENT_TP; return USE_EXISTING_TARGET; } protected String getTargetId() { return fTargetIds[fTargets.getSelectionIndex()]; } }