Java tutorial
/******************************************************************************* * Copyright (c) 2006, 2011 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 ext.org.eclipse.jdt.internal.ui.jarpackager; import java.util.HashSet; import java.util.Set; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; 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.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.core.runtime.Assert; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IWorkspaceRoot; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.jdt.ui.jarpackager.JarPackageData; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.IDialogSettings; import org.eclipse.jface.dialogs.TrayDialog; import org.eclipse.ui.PlatformUI; import org.eclipse.ltk.core.refactoring.RefactoringDescriptorProxy; import org.eclipse.ltk.core.refactoring.history.RefactoringHistory; import org.eclipse.ltk.ui.refactoring.RefactoringUI; import org.eclipse.ltk.ui.refactoring.history.ISortableRefactoringHistoryControl; import org.eclipse.ltk.ui.refactoring.history.RefactoringHistoryControlConfiguration; import ext.org.eclipse.jdt.internal.ui.IJavaHelpContextIds; /** * Dialog to configure the refactorings to export. * * @since 3.2 */ public final class JarRefactoringDialog extends TrayDialog { /** The sort dialog setting */ private static final String SETTING_SORT = "org.eclipse.jdt.ui.jar.export.sortRefactorings"; //$NON-NLS-1$ /** The jar package data */ private final JarPackageData fData; /** The export structural button */ private Button fExportStructural = null; /** The refactoring history */ private final RefactoringHistory fHistory; /** The refactoring history control */ private ISortableRefactoringHistoryControl fHistoryControl = null; /** The dialog settings */ private final IDialogSettings fSettings; /** * Creates a new jar refactoring dialog. * * @param shell * the parent shell * @param settings * the dialog settings, or <code>null</code> * @param data * the jar package data * @param history * the refactoring history */ public JarRefactoringDialog(final Shell shell, final IDialogSettings settings, final JarPackageData data, final RefactoringHistory history) { super(shell); Assert.isNotNull(data); Assert.isNotNull(history); fSettings = settings; fData = data; fHistory = history; } /* * @see org.eclipse.jface.dialogs.Dialog#isResizable() * @since 3.4 */ @Override protected boolean isResizable() { return true; } /** * {@inheritDoc} */ @Override protected void buttonPressed(final int buttonId) { if (buttonId == IDialogConstants.OK_ID) { fData.setRefactoringAware(true); final RefactoringDescriptorProxy[] descriptors = fHistoryControl.getCheckedDescriptors(); Set<IProject> set = new HashSet<IProject>(); IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot(); for (int index = 0; index < descriptors.length; index++) { final String project = descriptors[index].getProject(); if (project != null && !"".equals(project)) //$NON-NLS-1$ set.add(root.getProject(project)); } fData.setRefactoringProjects(set.toArray(new IProject[set.size()])); fData.setRefactoringDescriptors(descriptors); fData.setExportStructuralOnly(fExportStructural.getSelection()); final IDialogSettings settings = fSettings; if (settings != null) settings.put(SETTING_SORT, fHistoryControl.isSortByProjects()); } super.buttonPressed(buttonId); } /** * {@inheritDoc} */ @Override protected void configureShell(final Shell shell) { super.configureShell(shell); shell.setText(JarPackagerMessages.JarRefactoringDialog_dialog_title); PlatformUI.getWorkbench().getHelpSystem().setHelp(shell, IJavaHelpContextIds.JARPACKAGER_REFACTORING_DIALOG); } /** * {@inheritDoc} */ @Override public void create() { super.create(); getButton(OK).setEnabled(!fHistory.isEmpty()); } /** * {@inheritDoc} */ @Override protected Control createDialogArea(final Composite parent) { final Composite container = (Composite) super.createDialogArea(parent); initializeDialogUnits(container); final Composite composite = new Composite(container, SWT.NULL); final GridLayout layout = new GridLayout(); layout.marginHeight = 0; layout.marginWidth = 0; composite.setLayout(layout); composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL)); final RefactoringHistoryControlConfiguration configuration = new RefactoringHistoryControlConfiguration( null, true, true) { @Override public final String getWorkspaceCaption() { return JarPackagerMessages.JarRefactoringDialog_workspace_caption; } }; fHistoryControl = (ISortableRefactoringHistoryControl) RefactoringUI .createSortableRefactoringHistoryControl(composite, configuration); fHistoryControl.createControl(); boolean sortProjects = true; final IDialogSettings settings = fSettings; if (settings != null) sortProjects = settings.getBoolean(SETTING_SORT); if (sortProjects) fHistoryControl.sortByProjects(); else fHistoryControl.sortByDate(); GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL); data.heightHint = convertHeightInCharsToPixels(32); data.widthHint = convertWidthInCharsToPixels(72); fHistoryControl.getControl().setLayoutData(data); fHistoryControl.setInput(fHistory); fHistoryControl.setCheckedDescriptors(fData.getRefactoringDescriptors()); createPlainLabel(composite, JarPackagerMessages.JarPackageWizardPage_options_label); createOptionsGroup(composite); Dialog.applyDialogFont(parent); return composite; } /** * Create the export option group. * * @param parent * the parent composite */ protected void createOptionsGroup(Composite parent) { Composite optionsGroup = new Composite(parent, SWT.NONE); GridLayout layout = new GridLayout(); layout.marginHeight = 0; optionsGroup.setLayout(layout); fExportStructural = new Button(optionsGroup, SWT.CHECK | SWT.LEFT); fExportStructural.setText(JarPackagerMessages.JarRefactoringDialog_export_structural); fExportStructural.setSelection(fData.isExportStructuralOnly()); } /** * Creates a new label. * * @param parent * the parent control * @param text * the label text * @return the new label control */ protected Label createPlainLabel(Composite parent, String text) { Label label = new Label(parent, SWT.NONE); label.setText(text); label.setFont(parent.getFont()); GridData data = new GridData(); data.verticalAlignment = GridData.FILL; data.horizontalAlignment = GridData.FILL; label.setLayoutData(data); return label; } }