Java tutorial
/* Demoiselle Framework Copyright (C) 2011 SERPRO ============================================================================ This file is part of Demoiselle Framework. Demoiselle Framework is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License version 3 as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU Lesser General Public License version 3 along with this program; if not, see <http://www.gnu.org/licenses/> or write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. ============================================================================ Este arquivo parte do Framework Demoiselle. O Framework Demoiselle um software livre; voc pode redistribu-lo e/ou modific-lo dentro dos termos da GNU LGPL verso 3 como publicada pela Fundao do Software Livre (FSF). Este programa distribudo na esperana que possa ser til, mas SEM NENHUMA GARANTIA; sem uma garantia implcita de ADEQUAO a qualquer MERCADO ou APLICAO EM PARTICULAR. Veja a Licena Pblica Geral GNU/LGPL em portugus para maiores detalhes. Voc deve ter recebido uma cpia da GNU LGPL verso 3, sob o ttulo "LICENCA.txt", junto com esse programa. Se no, acesse <http://www.gnu.org/licenses/> ou escreva para a Fundao do Software Livre (FSF) Inc., 51 Franklin St, Fifth Floor, Boston, MA 02111-1301, USA. */ package br.gov.frameworkdemoiselle.tools.nimble.eclipse.views; import org.eclipse.swt.widgets.Composite; import org.eclipse.ui.part.*; import org.eclipse.jface.viewers.*; import org.eclipse.swt.graphics.Image; import org.eclipse.jface.action.*; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.ui.*; import org.eclipse.swt.widgets.Menu; import org.eclipse.swt.SWT; /** * This sample class demonstrates how to plug-in a new * workbench view. The view shows data obtained from the * model. The sample creates a dummy model on the fly, * but a real implementation would connect to the model * available either in this or another plug-in (e.g. the workspace). * The view is connected to the model using a content provider. * <p> * The view uses a label provider to define how model * objects should be presented in the view. Each * view can present the same model objects using * different labels and icons, if needed. Alternatively, * a single label provider can be shared between views * in order to ensure that objects of the same type are * presented in the same way everywhere. * <p> */ public class NimbleView extends ViewPart { /** * The ID of the view as specified by the extension. */ public static final String ID = "br.gov.frameworkdemoiselle.tools.nimble.eclipse.views.NimbleView"; private TableViewer viewer; private Action action1; private Action action2; private Action doubleClickAction; /* * The content provider class is responsible for * providing objects to the view. It can wrap * existing objects in adapters or simply return * objects as-is. These objects may be sensitive * to the current input of the view, or ignore * it and always show the same content * (like Task List, for example). */ class ViewContentProvider implements IStructuredContentProvider { public void inputChanged(Viewer v, Object oldInput, Object newInput) { } public void dispose() { } public Object[] getElements(Object parent) { return new String[] { "One", "Two", "Three" }; } } class ViewLabelProvider extends LabelProvider implements ITableLabelProvider { public String getColumnText(Object obj, int index) { return getText(obj); } public Image getColumnImage(Object obj, int index) { return getImage(obj); } public Image getImage(Object obj) { return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT); } } class NameSorter extends ViewerSorter { } /** * The constructor. */ public NimbleView() { } /** * This is a callback that will allow us * to create the viewer and initialize it. */ public void createPartControl(Composite parent) { viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL); viewer.setContentProvider(new ViewContentProvider()); viewer.setLabelProvider(new ViewLabelProvider()); viewer.setSorter(new NameSorter()); viewer.setInput(getViewSite()); // Create the help context id for the viewer's control PlatformUI.getWorkbench().getHelpSystem().setHelp(viewer.getControl(), "demoiselle-nimble-eclipse.viewer"); makeActions(); hookContextMenu(); hookDoubleClickAction(); contributeToActionBars(); } private void hookContextMenu() { MenuManager menuMgr = new MenuManager("#PopupMenu"); menuMgr.setRemoveAllWhenShown(true); menuMgr.addMenuListener(new IMenuListener() { public void menuAboutToShow(IMenuManager manager) { NimbleView.this.fillContextMenu(manager); } }); Menu menu = menuMgr.createContextMenu(viewer.getControl()); viewer.getControl().setMenu(menu); getSite().registerContextMenu(menuMgr, viewer); } private void contributeToActionBars() { IActionBars bars = getViewSite().getActionBars(); fillLocalPullDown(bars.getMenuManager()); fillLocalToolBar(bars.getToolBarManager()); } private void fillLocalPullDown(IMenuManager manager) { manager.add(action1); manager.add(new Separator()); manager.add(action2); } private void fillContextMenu(IMenuManager manager) { manager.add(action1); manager.add(action2); // Other plug-ins can contribute there actions here manager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS)); } private void fillLocalToolBar(IToolBarManager manager) { manager.add(action1); manager.add(action2); } private void makeActions() { action1 = new Action() { public void run() { showMessage("Action 1 executed"); } }; action1.setText("Action 1"); action1.setToolTipText("Action 1 tooltip"); action1.setImageDescriptor( PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_OBJS_INFO_TSK)); action2 = new Action() { public void run() { showMessage("Action 2 executed"); } }; action2.setText("Action 2"); action2.setToolTipText("Action 2 tooltip"); action2.setImageDescriptor( PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_OBJS_INFO_TSK)); doubleClickAction = new Action() { public void run() { ISelection selection = viewer.getSelection(); Object obj = ((IStructuredSelection) selection).getFirstElement(); showMessage("Double-click detected on " + obj.toString()); } }; } private void hookDoubleClickAction() { viewer.addDoubleClickListener(new IDoubleClickListener() { public void doubleClick(DoubleClickEvent event) { doubleClickAction.run(); } }); } private void showMessage(String message) { MessageDialog.openInformation(viewer.getControl().getShell(), "Nimbel View", message); } /** * Passing the focus request to the viewer's control. */ public void setFocus() { viewer.getControl().setFocus(); } }