Java tutorial
/******************************************************************************* * Copyright (c) 2000, 2012 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 * Les Jones <lesojones@gamil.com> - bug 205361 *******************************************************************************/ package org.eclipse.pde.internal.ui.wizards.tools; import java.lang.reflect.InvocationTargetException; import java.util.Vector; import org.eclipse.core.resources.IProject; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogSettings; import org.eclipse.jface.operation.IRunnableWithProgress; import org.eclipse.jface.viewers.*; import org.eclipse.jface.wizard.WizardPage; import org.eclipse.pde.internal.ui.*; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.ide.IDE; /** * Only wizard page in the {@link ConvertedProjectWizard}. Allows users to convert existing projects * to plug-in projects. */ public class ConvertedProjectsPage extends WizardPage { private CheckboxTableViewer fProjectViewer; private Button fSelectButton; private Button fDeselectButton; private Button fApiAnalysisButton; private final static String S_API_ANALYSIS = "apiAnalysis"; //$NON-NLS-1$ /** * Items to select when the table is created, based off what the user had selected when opening the wizard */ private IProject[] fInitialSelection; /** * All items to put in the table, consists of all unconverted projects in the workspace */ private IProject[] fAllUnconvertedProjects; /** * Label provider for the table */ public class ProjectLabelProvider extends LabelProvider { public Image getImage(Object element) { return PlatformUI.getWorkbench().getSharedImages().getImage(IDE.SharedImages.IMG_OBJ_PROJECT); } public String getText(Object element) { return ((IProject) element).getName(); } } public ConvertedProjectsPage(IProject[] projects, Vector<?> initialSelection) { super("convertedProjects"); //$NON-NLS-1$ setTitle(PDEUIMessages.ConvertedProjectWizard_title); setDescription(PDEUIMessages.ConvertedProjectWizard_desc); this.fAllUnconvertedProjects = projects != null ? projects : new IProject[0]; this.fInitialSelection = initialSelection.toArray(new IProject[initialSelection.size()]); } /* (non-Javadoc) * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite) */ public void createControl(Composite parent) { Composite container = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_BOTH); SWTFactory.createLabel(container, PDEUIMessages.ConvertedProjectWizard_projectList, 2); fProjectViewer = CheckboxTableViewer.newCheckList(container, SWT.BORDER); fProjectViewer.getTable().setLayoutData(new GridData(GridData.FILL_BOTH)); fProjectViewer.setContentProvider(new ArrayContentProvider()); fProjectViewer.setLabelProvider(new ProjectLabelProvider()); fProjectViewer.setInput(fAllUnconvertedProjects); fProjectViewer.setCheckedElements(fInitialSelection); fProjectViewer.addCheckStateListener(new ICheckStateListener() { public void checkStateChanged(CheckStateChangedEvent event) { updateButtons(); } }); Composite buttonContainer = SWTFactory.createComposite(container, 1, 1, GridData.FILL_VERTICAL, 0, 0); fSelectButton = SWTFactory.createPushButton(buttonContainer, PDEUIMessages.ConvertedProjectsPage_SelectAll, null); fSelectButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { fProjectViewer.setAllChecked(true); updateButtons(); } }); fDeselectButton = SWTFactory.createPushButton(buttonContainer, PDEUIMessages.ConvertedProjectsPage_DeselectAll, null); fDeselectButton.addSelectionListener(new SelectionAdapter() { public void widgetSelected(SelectionEvent e) { fProjectViewer.setAllChecked(false); updateButtons(); } }); updateButtons(); fApiAnalysisButton = SWTFactory.createCheckButton(container, PDEUIMessages.PluginContentPage_enable_api_analysis, null, false, 2); loadSettings(); setControl(container); Dialog.applyDialogFont(container); PlatformUI.getWorkbench().getHelpSystem().setHelp(container, IHelpContextIds.CONVERTED_PROJECTS); } private void updateButtons() { int count = fProjectViewer.getCheckedElements().length; fSelectButton.setEnabled(count < fAllUnconvertedProjects.length); fDeselectButton.setEnabled(count > 0); } private void storeSettings() { IDialogSettings settings = getDialogSettings(); if (settings != null) { settings.put(S_API_ANALYSIS, Boolean.toString(fApiAnalysisButton.getSelection())); } } private void loadSettings() { IDialogSettings settings = getDialogSettings(); if (settings != null) { fApiAnalysisButton.setSelection(settings.getBoolean(S_API_ANALYSIS)); } } public boolean finish() { storeSettings(); Object[] selected = fProjectViewer.getCheckedElements(); final IProject[] projects = new IProject[selected.length]; for (int i = 0; i < selected.length; i++) { projects[i] = (IProject) selected[i]; } try { IRunnableWithProgress convertOperation; convertOperation = new ConvertProjectToPluginOperation(projects, fApiAnalysisButton.getSelection()); getContainer().run(false, true, convertOperation); } catch (InvocationTargetException e) { PDEPlugin.logException(e); return false; } catch (InterruptedException e) { PDEPlugin.logException(e); return false; } return true; } }