Java tutorial
/****************************************************************************** * Copyright (c) 2012-2013, Linagora * * 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: * Linagora - initial API and implementation *******************************************************************************/ package com.ebmwebsourcing.petals.services.eip.su; import org.eclipse.core.commands.Command; import org.eclipse.core.commands.IParameter; import org.eclipse.core.commands.Parameterization; import org.eclipse.core.commands.ParameterizedCommand; import org.eclipse.core.runtime.IStatus; 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.Display; import org.eclipse.swt.widgets.Label; import org.eclipse.ui.IWorkbenchCommandConstants; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.commands.ICommandService; import org.eclipse.ui.forms.events.HyperlinkEvent; import org.eclipse.ui.forms.widgets.FormText; import org.eclipse.ui.handlers.IHandlerService; import com.ebmwebsourcing.petals.common.internal.provisional.swt.PetalsHyperlinkListener; import com.ebmwebsourcing.petals.services.eip.PetalsEipPlugin; import com.ebmwebsourcing.petals.services.su.wizards.pages.AbstractSuWizardPage; /** * @author Vincent Zurczak - EBM WebSourcing */ public class EipWizardPage extends AbstractSuWizardPage { private Image tipImage, screenshotImg; /* (non-Javadoc) * @see org.eclipse.jface.dialogs.IDialogPage * #createControl(org.eclipse.swt.widgets.Composite) */ public void createControl(Composite parent) { // Create the main structure Composite container = new Composite(parent, SWT.BORDER); container.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE)); GridLayout layout = new GridLayout(2, false); layout.verticalSpacing = 23; layout.horizontalSpacing = 12; container.setLayout(layout); container.setLayoutData(new GridData(GridData.FILL_BOTH)); setControl(container); FormText ft = new FormText(container, SWT.WRAP); ft.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE)); ft.marginWidth = 7; GridData layoutData = new GridData(GridData.FILL_HORIZONTAL); layoutData.horizontalSpan = 2; layoutData.verticalIndent = 12; layoutData.widthHint = 380; ft.setLayoutData(layoutData); // Load images try { ImageDescriptor desc = PetalsEipPlugin.getImageDescriptor("icons/obj16/smartmode_co.gif"); this.tipImage = desc.createImage(); } catch (Exception e) { PetalsEipPlugin.log(e, IStatus.WARNING); } ft.setImage("tip", this.tipImage); // Add some text StringBuilder sb = new StringBuilder(); sb.append("<form>"); sb.append("<p><img href=\"tip\" /> <b>EIP Wizard</b></p>"); sb.append("<p>The Petals EIP component cannot be configured using this wizard anymore.<br />"); sb.append("Instead, <b>croquis</b> must be used. Croquis allow to design graphically an EIP chain."); sb.append( "An EIP croquis can be exported either as Petals projects or directly as a service assembly.</p>"); sb.append("</form>"); ft.setText(sb.toString(), true, false); // Add the image and a link try { ImageDescriptor desc = PetalsEipPlugin.getImageDescriptor("icons/screenshots/overview.png"); this.screenshotImg = desc.createImage(); } catch (Exception e) { PetalsEipPlugin.log(e, IStatus.WARNING); } new Label(container, SWT.NONE).setImage(this.screenshotImg); ft = new FormText(container, SWT.NONE); ft.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE)); ft.setLayoutData(new GridData(SWT.DEFAULT, SWT.TOP, false, false)); sb = new StringBuilder(); sb.append("<form>"); sb.append("<p>The picture on the left shows an example of EIP croquis.</p>"); sb.append("<p>Click <a href=\"croquis\">here to open the croquis wizard</a>.</p>"); sb.append("<p vspace=\"false\">Or click the <b>Cancel</b> button to close this wizard.</p>"); sb.append("</form>"); ft.setText(sb.toString(), true, false); // React to link activation ft.addHyperlinkListener(new PetalsHyperlinkListener() { @Override public void linkActivated(HyperlinkEvent e) { // Close the wizard, which does nothing anyway getWizard().getContainer().getShell().close(); // Open the croquis wizard in a new dialog ICommandService cmdService = (ICommandService) PlatformUI.getWorkbench() .getService(ICommandService.class); Command cmd = cmdService.getCommand(IWorkbenchCommandConstants.FILE_NEW); try { IParameter paramId = cmd.getParameter(IWorkbenchCommandConstants.FILE_NEW_PARM_WIZARDID); Parameterization param = new Parameterization(paramId, "com.ebmwebsourcing.petals.common.croquisWizard"); ParameterizedCommand parmCommand = new ParameterizedCommand(cmd, new Parameterization[] { param }); IHandlerService ds = (IHandlerService) PlatformUI.getWorkbench() .getService(IHandlerService.class); ds.executeCommand(parmCommand, null); } catch (Exception e1) { PetalsEipPlugin.log(e1, IStatus.ERROR); } } }); } /* (non-Javadoc) * @see com.ebmwebsourcing.petals.services.su.wizards.pages.AbstractSuWizardPage * #validate() */ @Override public boolean validate() { return true; } /* * (non-Javadoc) * @see org.eclipse.jface.dialogs.DialogPage * #dispose() */ @Override public void dispose() { if (this.tipImage != null && !this.tipImage.isDisposed()) this.tipImage.dispose(); if (this.screenshotImg != null && !this.screenshotImg.isDisposed()) this.screenshotImg.dispose(); super.dispose(); } }