Java tutorial
/******************************************************************************* * Copyright (c) 2004, 2006 Sybase, Inc. 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: * Sybase, Inc. - initial API and implementation *******************************************************************************/ package org.eclipse.jst.jsf.facesconfig.ui.section; import java.util.ArrayList; import java.util.List; import org.eclipse.emf.common.notify.Notification; import org.eclipse.emf.common.notify.impl.AdapterImpl; import org.eclipse.emf.ecore.EObject; import org.eclipse.emf.ecore.util.EcoreUtil; import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider; import org.eclipse.jface.viewers.ColumnWeightData; import org.eclipse.jface.viewers.IStructuredContentProvider; import org.eclipse.jface.viewers.TableLayout; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.jst.jsf.facesconfig.emf.ApplicationType; import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigPackage; import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigType; import org.eclipse.jst.jsf.facesconfig.emf.FactoryType; import org.eclipse.jst.jsf.facesconfig.emf.LifecycleType; import org.eclipse.jst.jsf.facesconfig.ui.EditorMessages; import org.eclipse.jst.jsf.facesconfig.ui.page.IFacesConfigPage; import org.eclipse.jst.jsf.facesconfig.ui.page.OthersPage; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.forms.IManagedForm; import org.eclipse.ui.forms.widgets.FormToolkit; /** * @author sfshi * */ public class OverviewOthersSection extends AbstractOverviewSection { private static final int COLUMN_WITH = 100; private OverviewOthersSectionAdapter overviewOthersSectionAdapter; /** * * @param parent * @param managedForm * @param page * @param toolkit */ public OverviewOthersSection(Composite parent, IManagedForm managedForm, IFacesConfigPage page, FormToolkit toolkit) { super(parent, managedForm, page, toolkit, OthersPage.PAGE_ID, EditorMessages.OverviewPage_OthersSection_name, EditorMessages.OverviewPage_OthersSection_description, null, null); } /* * (non-Javadoc) * * @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractOverviewSection#configTableViewer(org.eclipse.jface.viewers.TableViewer) */ protected void configTableViewer(TableViewer tableViewer1) { tableViewer1.setContentProvider(new IStructuredContentProvider() { public Object[] getElements(Object inputElement) { List othersNodesList = (List) inputElement; return othersNodesList.toArray(); } public void dispose() { // do nothing } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { // do nothing } }); } /* * (non-Javadoc) * * @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractOverviewSection#createTable(org.eclipse.swt.widgets.Composite) */ protected Table createTable(Composite container) { Table table = new Table(container, SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER); GridData gd = new GridData(GridData.FILL_BOTH); gd.horizontalSpan = 1; gd.heightHint = 100; table.setLayoutData(gd); table.setLinesVisible(true); table.setHeaderVisible(true); TableLayout tablelayout = new TableLayout(); table.setLayout(tablelayout); TableColumn valuecol = new TableColumn(table, SWT.NONE); tablelayout.addColumnData(new ColumnWeightData(1, COLUMN_WITH, true)); valuecol.setText(EditorMessages.OverviewPage_OthersSection_table_valuecol); valuecol.setResizable(true); TableColumn typecol = new TableColumn(table, SWT.NONE); tablelayout.addColumnData(new ColumnWeightData(1, COLUMN_WITH, true)); typecol.setText(EditorMessages.OverviewPage_OthersSection_table_typecol); typecol.setResizable(true); return table; } /* * (non-Javadoc) * * @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractOverviewSection#refreshAll() */ public void refreshAll() { if (getSection() == null || getSection().isDisposed()) { return; } List othersNodesList = new ArrayList(); if (getInput() instanceof FacesConfigType) { Object[] applicationNodes = null; Object[] factoryNodes = null; Object[] lifecycleNodes = null; FacesConfigType facesConfig = (FacesConfigType) getInput(); IStructuredContentProvider contentProvider = new AdapterFactoryContentProvider(getAdapterFactory()); if (facesConfig.getApplication().size() > 0) { ApplicationType application = (ApplicationType) facesConfig.getApplication().get(0); applicationNodes = contentProvider.getElements(application); } if (facesConfig.getFactory().size() > 0) { FactoryType factory = (FactoryType) facesConfig.getFactory().get(0); factoryNodes = contentProvider.getElements(factory); } if (facesConfig.getLifecycle().size() > 0) { LifecycleType lifecycle = (LifecycleType) facesConfig.getLifecycle().get(0); lifecycleNodes = contentProvider.getElements(lifecycle); } if (applicationNodes != null) { for (int i = 0, n = applicationNodes.length; i < n; i++) { othersNodesList.add(applicationNodes[i]); } } if (factoryNodes != null) { for (int i = 0, n = factoryNodes.length; i < n; i++) { othersNodesList.add(factoryNodes[i]); } } if (lifecycleNodes != null) { for (int i = 0, n = lifecycleNodes.length; i < n; i++) { othersNodesList.add(lifecycleNodes[i]); } } } tableViewer.setInput(othersNodesList); } /* * (non-Javadoc) * * @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractFacesConfigSection#addAdaptersOntoInput(java.lang.Object) */ protected void addAdaptersOntoInput(Object newInput) { FacesConfigType facesConfig = (FacesConfigType) newInput; addOverviewOthersSectionAdapter(facesConfig); IStructuredContentProvider contentProvider = new AdapterFactoryContentProvider(getAdapterFactory()); if (facesConfig.getApplication().size() > 0) { ApplicationType application = (ApplicationType) facesConfig.getApplication().get(0); addOverviewOthersSectionAdapter(application); Object[] applicationNodes = contentProvider.getElements(application); for (int i = 0, n = applicationNodes.length; i < n; i++) { addOverviewOthersSectionAdapter((EObject) applicationNodes[i]); } } if (facesConfig.getFactory().size() > 0) { FactoryType factory = (FactoryType) facesConfig.getFactory().get(0); addOverviewOthersSectionAdapter(factory); Object[] factoryNodes = contentProvider.getElements(factory); for (int i = 0, n = factoryNodes.length; i < n; i++) { addOverviewOthersSectionAdapter((EObject) factoryNodes[i]); } } if (facesConfig.getLifecycle().size() > 0) { LifecycleType lifecycle = (LifecycleType) facesConfig.getLifecycle().get(0); addOverviewOthersSectionAdapter(lifecycle); Object[] lifecycleNodes = contentProvider.getElements(lifecycle); for (int i = 0, n = lifecycleNodes.length; i < n; i++) { addOverviewOthersSectionAdapter((EObject) lifecycleNodes[i]); } } } private void addOverviewOthersSectionAdapter(EObject object) { if (EcoreUtil.getExistingAdapter(object, OverviewOthersSection.class) == null) { object.eAdapters().add(getOverviewOthersSectionAdapter()); } } private void removeOverviewOthersSectionAdapter(EObject object) { if (EcoreUtil.getExistingAdapter(object, OverviewOthersSection.class) != null) { object.eAdapters().remove(getOverviewOthersSectionAdapter()); } } private OverviewOthersSectionAdapter getOverviewOthersSectionAdapter() { if (overviewOthersSectionAdapter == null) { overviewOthersSectionAdapter = new OverviewOthersSectionAdapter(); } return overviewOthersSectionAdapter; } /* * (non-Javadoc) * * @see org.eclipse.jst.jsf.facesconfig.ui.section.AbstractFacesConfigSection#removeAdaptersFromInput(java.lang.Object) */ protected void removeAdaptersFromInput(Object oldInput) { FacesConfigType facesConfig = (FacesConfigType) oldInput; removeOverviewOthersSectionAdapter(facesConfig); IStructuredContentProvider contentProvider = new AdapterFactoryContentProvider(getAdapterFactory()); if (facesConfig.getApplication().size() > 0) { ApplicationType application = (ApplicationType) facesConfig.getApplication().get(0); removeOverviewOthersSectionAdapter(application); Object[] applicationNodes = contentProvider.getElements(application); for (int i = 0, n = applicationNodes.length; i < n; i++) { removeOverviewOthersSectionAdapter((EObject) applicationNodes[i]); } } if (facesConfig.getFactory().size() > 0) { FactoryType factory = (FactoryType) facesConfig.getFactory().get(0); removeOverviewOthersSectionAdapter(factory); Object[] factoryNodes = contentProvider.getElements(factory); for (int i = 0, n = factoryNodes.length; i < n; i++) { removeOverviewOthersSectionAdapter((EObject) factoryNodes[i]); } } if (facesConfig.getLifecycle().size() > 0) { LifecycleType lifecycle = (LifecycleType) facesConfig.getLifecycle().get(0); removeOverviewOthersSectionAdapter(lifecycle); Object[] lifecycleNodes = contentProvider.getElements(lifecycle); for (int i = 0, n = lifecycleNodes.length; i < n; i++) { removeOverviewOthersSectionAdapter((EObject) lifecycleNodes[i]); } } } class OverviewOthersSectionAdapter extends AdapterImpl { /* * (non-Javadoc) * * @see org.eclipse.emf.common.notify.impl.AdapterImpl#isAdapterForType(java.lang.Object) */ public boolean isAdapterForType(Object type) { if (type == OverviewOthersSection.class) return true; return false; } /* * (non-Javadoc) * * @see org.eclipse.emf.common.notify.impl.AdapterImpl#notifyChanged(org.eclipse.emf.common.notify.Notification) */ public void notifyChanged(Notification msg) { if (msg.getFeature() == FacesConfigPackage.eINSTANCE.getFacesConfigType_Application() || msg.getFeature() == FacesConfigPackage.eINSTANCE.getFacesConfigType_Factory() || msg.getFeature() == FacesConfigPackage.eINSTANCE.getFacesConfigType_Lifecycle() || msg.getNotifier() instanceof ApplicationType || msg.getNotifier() instanceof FactoryType || msg.getNotifier() instanceof LifecycleType) { if (msg.getEventType() == Notification.ADD) { EObject newObject = (EObject) msg.getNewValue(); if (newObject != null) { addOverviewOthersSectionAdapter(newObject); } } if (msg.getEventType() == Notification.ADD || msg.getEventType() == Notification.REMOVE || msg.getEventType() == Notification.SET) { if (Thread.currentThread() == PlatformUI.getWorkbench().getDisplay().getThread()) { refreshAll(); } else { PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() { public void run() { refreshAll(); } }); } } } } } }