Java tutorial
/* ********************************************************************** ** ** Copyright notice ** ** ** ** (c) 2005-2009 RSSOwl Development Team ** ** http://www.rssowl.org/ ** ** ** ** 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.rssowl.org/legal/epl-v10.html ** ** ** ** A copy is found in the file epl-v10.html and important notices to the ** ** license from the team is found in the textfile LICENSE.txt distributed ** ** in this package. ** ** ** ** This copyright notice MUST APPEAR in all copies of the file! ** ** ** ** Contributors: ** ** RSSOwl Development Team - initial API and implementation ** ** ** ** ********************************************************************** */ package org.rssowl.ui.internal.dialogs.preferences; import org.eclipse.jface.preference.PreferencePage; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.resource.LocalResourceManager; 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.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Link; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPreferencePage; import org.eclipse.ui.preferences.IWorkbenchPreferenceContainer; import org.rssowl.ui.internal.Application; import org.rssowl.ui.internal.OwlUI; import org.rssowl.ui.internal.util.LayoutUtils; import java.util.ArrayList; import java.util.List; /** * Overview preferences page with links to other pages. * * @author bpasero */ public class OverviewPreferencesPage extends PreferencePage implements IWorkbenchPreferencePage { private LocalResourceManager fResources; /** ID of this Preference Page */ public static final String ID = "org.eclipse.ui.preferencePages.Workbench"; //$NON-NLS-1$ /** Leave for reflection */ public OverviewPreferencesPage() { fResources = new LocalResourceManager(JFaceResources.getResources()); } /* * @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench) */ public void init(IWorkbench workbench) { noDefaultAndApplyButton(); } /* * @see org.eclipse.jface.dialogs.DialogPage#dispose() */ @Override public void dispose() { super.dispose(); fResources.dispose(); } /* * @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite) */ @SuppressWarnings("restriction") @Override protected Control createContents(Composite parent) { final IWorkbenchPreferenceContainer preferences = (IWorkbenchPreferenceContainer) getContainer(); Composite container = new Composite(parent, SWT.NULL); GridLayout layout = new GridLayout(2, false); layout.marginWidth = 0; layout.marginHeight = 0; container.setLayout(layout); container.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_FILL | GridData.HORIZONTAL_ALIGN_FILL)); container.setFont(parent.getFont()); Label titleLabel = new Label(container, SWT.None); titleLabel.setText(Messages.OverviewPreferencesPage_OVERVIEW_INFO); titleLabel.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1)); List<String> ids = new ArrayList<String>(); List<Image> images = new ArrayList<Image>(); List<String> labels = new ArrayList<String>(); Composite linkContainer = new Composite(container, SWT.NONE); linkContainer.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1)); linkContainer.setLayout(LayoutUtils.createGridLayout(2, 0, 0, 15, 8, false)); ((GridLayout) linkContainer.getLayout()).marginTop = 10; /* Feeds */ ids.add(FeedsPreferencePage.ID); images.add(OwlUI.getImage(fResources, OwlUI.BOOKMARK)); labels.add(Messages.OverviewPreferencesPage_FEED_OPTIONS); /* Browser */ ids.add(BrowserPreferencePage.ID); images.add(OwlUI.getImage(fResources, "icons/elcl16/browser.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_BROWSER_OPTIONS); /* Sharing */ ids.add(SharingPreferencesPage.ID); images.add(OwlUI.getImage(fResources, "icons/elcl16/share.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_SHARE_OPTIONS); /* Key Bindings */ ids.add("org.rssowl.ui.preferences.Keys"); //$NON-NLS-1$ images.add(OwlUI.getImage(fResources, "icons/elcl16/keyspref.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_KEYS_OPTIONS); /* View */ ids.add(MiscPreferencePage.ID); images.add(OwlUI.getImage(fResources, "icons/elcl16/view.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_VIEW_OPTIONS); /* Colors and Fonts */ ids.add("org.rssowl.ui.preferences.ColorsAndFonts"); //$NON-NLS-1$ images.add(OwlUI.getImage(fResources, "icons/elcl16/colors.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_COLOR_FONT_OPTIONS); /* Network */ ids.add("org.eclipse.ui.net.NetPreferences"); //$NON-NLS-1$ images.add(OwlUI.getImage(fResources, "icons/elcl16/network.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_CONNECTION_OPTIONS); /* Notifier */ ids.add(NotifierPreferencesPage.ID); images.add(OwlUI.getImage(fResources, "icons/elcl16/notification.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_NOTIFIER_OPTIONS); /* Labels */ ids.add(ManageLabelsPreferencePage.ID); images.add(OwlUI.getImage(fResources, "icons/elcl16/labels.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_LABEL_OPTIONS); /* Passwords */ ids.add(CredentialsPreferencesPage.ID); images.add(OwlUI.getImage(fResources, "icons/elcl16/passwords.gif")); //$NON-NLS-1$ labels.add(Messages.OverviewPreferencesPage_PASSWORD_OPTIONS); /* Create */ for (int i = 0; i < ids.size(); i++) { final String id = ids.get(i); Label imgLabel = new Label(linkContainer, SWT.None); imgLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, true)); imgLabel.setImage(images.get(i)); Link link = new Link(linkContainer, SWT.None); link.setText("<a>" + labels.get(i) + "</a>"); //$NON-NLS-1$ //$NON-NLS-2$ link.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); link.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { preferences.openPage(id, null); } }); } /* Search Info Container */ Composite infoContainer = new Composite(container, SWT.None); infoContainer.setLayoutData(new GridData(SWT.FILL, SWT.END, true, true, 2, 1)); infoContainer.setLayout(LayoutUtils.createGridLayout(2, 0, 0)); ((GridLayout) infoContainer.getLayout()).marginBottom = 10; Label infoImg = new Label(infoContainer, SWT.NONE); infoImg.setImage(OwlUI.getImage(fResources, "icons/obj16/info.gif")); //$NON-NLS-1$ infoImg.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false)); Label infoText = new Label(infoContainer, SWT.WRAP); infoText.setText(Messages.OverviewPreferencesPage_OVERVIEW_TIP); infoText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); applyDialogFont(container); /* Reveal the Items below the Overview Node for better Usability */ if (!Application.IS_ECLIPSE) ((org.eclipse.ui.internal.dialogs.WorkbenchPreferenceDialog) preferences).getTreeViewer().expandAll(); return container; } }