| /******************************************************************************* |
| * Copyright (c) 2007 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 org.eclipse.ui.tests.manual; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.action.MenuManager; |
| import org.eclipse.jface.action.Separator; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.ITableLabelProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerSorter; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.ui.ISaveablesLifecycleListener; |
| import org.eclipse.ui.ISharedImages; |
| import org.eclipse.ui.IWorkbenchActionConstants; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.Saveable; |
| import org.eclipse.ui.SaveablesLifecycleEvent; |
| import org.eclipse.ui.internal.SaveablesList; |
| import org.eclipse.ui.internal.util.SWTResourceUtil; |
| import org.eclipse.ui.part.ViewPart; |
| |
| /** |
| * Helper view to see the open Saveable objects and their dirty state. |
| */ |
| |
| public class SaveablesView extends ViewPart { |
| private TableViewer viewer; |
| |
| private Action printSourcesAction; |
| |
| private ISaveablesLifecycleListener saveablesLifecycleListener = new ISaveablesLifecycleListener() { |
| public void handleLifecycleEvent(SaveablesLifecycleEvent event) { |
| if (event.getEventType() == SaveablesLifecycleEvent.DIRTY_CHANGED) { |
| Saveable[] saveables = event.getSaveables(); |
| viewer.update(saveables, null); |
| } else { |
| viewer.refresh(); |
| } |
| } |
| }; |
| |
| /* |
| * 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 ((SaveablesList) getSite().getService( |
| ISaveablesLifecycleListener.class)).getOpenModels(); |
| } |
| } |
| |
| class ViewLabelProvider extends LabelProvider implements |
| ITableLabelProvider { |
| public String getColumnText(Object obj, int index) { |
| Saveable saveable = (Saveable) obj; |
| return (saveable.isDirty()?"* ":"")+saveable.getName(); |
| } |
| |
| public Image getColumnImage(Object obj, int index) { |
| return getImage(obj); |
| } |
| |
| public Image getImage(Object obj) { |
| if(true)return null; |
| ImageDescriptor descriptor = ((Saveable) obj) |
| .getImageDescriptor(); |
| Image image = (Image) SWTResourceUtil.getImageTable().get( |
| descriptor); |
| if (image == null) { |
| image = descriptor.createImage(); |
| SWTResourceUtil.getImageTable().put(descriptor, image); |
| } |
| return image; |
| } |
| } |
| |
| class NameSorter extends ViewerSorter { |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| return ((Saveable)e1).getName().compareTo(((Saveable)e2).getName()); |
| } |
| } |
| |
| /** |
| * The constructor. |
| */ |
| public SaveablesView() { |
| } |
| |
| /** |
| * 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()); |
| ((SaveablesList) getSite().getService( |
| ISaveablesLifecycleListener.class)) |
| .addModelLifecycleListener(saveablesLifecycleListener); |
| makeActions(); |
| hookContextMenu(); |
| } |
| |
| private void hookContextMenu() { |
| MenuManager menuMgr = new MenuManager("#PopupMenu"); |
| menuMgr.setRemoveAllWhenShown(true); |
| menuMgr.addMenuListener(new IMenuListener() { |
| public void menuAboutToShow(IMenuManager manager) { |
| SaveablesView.this.fillContextMenu(manager); |
| } |
| }); |
| Menu menu = menuMgr.createContextMenu(viewer.getControl()); |
| viewer.getControl().setMenu(menu); |
| getSite().registerContextMenu(menuMgr, viewer); |
| } |
| |
| private void fillContextMenu(IMenuManager manager) { |
| manager.add(printSourcesAction); |
| // Other plug-ins can contribute there actions here |
| manager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS)); |
| } |
| |
| private void makeActions() { |
| printSourcesAction = new Action() { |
| public void run() { |
| Saveable saveable = (Saveable) ((IStructuredSelection)viewer.getSelection()).getFirstElement(); |
| SaveablesList manager = (SaveablesList) getSite().getService(ISaveablesLifecycleListener.class); |
| Object[] sources = manager.testGetSourcesForModel(saveable); |
| for (int i = 0; i < sources.length; i++) { |
| Object source = sources[i]; |
| System.out.println(source); |
| } |
| } |
| }; |
| printSourcesAction.setText("Print sources to stdout"); |
| printSourcesAction.setToolTipText("Action tooltip"); |
| printSourcesAction.setImageDescriptor(PlatformUI.getWorkbench().getSharedImages() |
| .getImageDescriptor(ISharedImages.IMG_OBJS_INFO_TSK)); |
| } |
| |
| /** |
| * Passing the focus request to the viewer's control. |
| */ |
| public void setFocus() { |
| viewer.getControl().setFocus(); |
| } |
| } |