| /******************************************************************************* |
| * Copyright (c) 2007, 2008 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: |
| * Takashi ITOH - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.actf.visualization.gui.ui.views; |
| |
| |
| import java.util.List; |
| import java.util.Vector; |
| |
| import org.eclipse.actf.accservice.swtbridge.AccessibleObject; |
| import org.eclipse.actf.accservice.swtbridge.MSAA; |
| import org.eclipse.actf.util.win32.HighlightComposite; |
| import org.eclipse.actf.visualization.gui.GuiPlugin; |
| import org.eclipse.actf.visualization.gui.Messages; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.action.IToolBarManager; |
| import org.eclipse.jface.action.MenuManager; |
| import org.eclipse.jface.action.Separator; |
| import org.eclipse.jface.util.IPropertyChangeListener; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| import org.eclipse.jface.viewers.ColumnWeightData; |
| import org.eclipse.jface.viewers.IBaseLabelProvider; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.ITableColorProvider; |
| import org.eclipse.jface.viewers.ITableLabelProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.TableLayout; |
| 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.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.swt.widgets.TableColumn; |
| import org.eclipse.ui.IActionBars; |
| import org.eclipse.ui.IWorkbenchActionConstants; |
| import org.eclipse.ui.part.ViewPart; |
| |
| |
| |
| |
| public class MSAAListView extends ViewPart implements IMSAAListView { |
| public static final String ID = MSAAListView.class.getName(); |
| |
| private static final String[] HEADINGS = { "#", Messages.getString("msaa.name"), Messages.getString("msaa.role"), Messages.getString("msaa.state"), "X", "Y", "W", "H"}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ |
| private static final int[] WEIGHTS = { 1,5,5,5,1,1,1,1 }; |
| private static final int[] ALIGNMENTS = { SWT.RIGHT, SWT.LEFT, SWT.LEFT, SWT.LEFT, SWT.RIGHT, SWT.RIGHT, SWT.RIGHT, SWT.RIGHT }; |
| |
| private TableViewer viewer; |
| |
| private MSAASiblingViewerSorter sorter = new MSAASiblingViewerSorter(); |
| private boolean suppressHilight = false; |
| |
| private Action refreshAction; |
| private AccessibleObject objectOnAppear = null; |
| private static final MSAATreeContentProvider provider = MSAATreeContentProvider.getDefault(); |
| |
| private static final Color GRAY_COLOR = Display.getCurrent().getSystemColor(SWT.COLOR_GRAY); |
| |
| |
| |
| /** |
| * The constructor. |
| */ |
| public MSAAListView() { |
| } |
| |
| /** |
| * This is a callback that will allow us |
| * to create the viewer and initialize it. |
| */ |
| public void createPartControl(Composite parent) { |
| Table table = new Table(parent,SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.SINGLE | SWT.FULL_SELECTION); |
| TableLayout layout = new TableLayout(); |
| table.setLayout(layout); |
| table.setLinesVisible(true); |
| table.setHeaderVisible(true); |
| for( int i=0; i<HEADINGS.length; i++ ) { |
| layout.addColumnData(new ColumnWeightData(WEIGHTS[i])); |
| TableColumn tc = new TableColumn(table, SWT.NONE); |
| tc.setText(HEADINGS[i]); |
| tc.setAlignment(ALIGNMENTS[i]); |
| tc.setResizable(true); |
| final int newSortingColumn = i+1; |
| tc.addSelectionListener(new SelectionAdapter(){ |
| public void widgetSelected(SelectionEvent e) { |
| if( newSortingColumn== sorter.sortingColumn ) { |
| sorter.sortingColumn = -newSortingColumn; |
| } |
| else { |
| sorter.sortingColumn = newSortingColumn; |
| } |
| viewer.refresh(); |
| } |
| }); |
| } |
| |
| viewer = new TableViewer(table); |
| MSAASiblingContentAndLabelProvider provider = new MSAASiblingContentAndLabelProvider(); |
| viewer.setContentProvider(provider); |
| viewer.setLabelProvider(provider); |
| viewer.setSorter(sorter); |
| viewer.addSelectionChangedListener(new ISelectionChangedListener(){ |
| public void selectionChanged(SelectionChangedEvent event) { |
| if( suppressHilight ) return; |
| ISelection selection = event.getSelection(); |
| if (selection instanceof IStructuredSelection) { |
| Object selectedElement = ((IStructuredSelection) selection).getFirstElement(); |
| if (selectedElement instanceof AccessibleObject) { |
| AccessibleObject object = (AccessibleObject) selectedElement; |
| if (null != object) { |
| IMSAAOutlineView outlineView = (IMSAAOutlineView)MSAAViewRegistory.findView(MSAAViewRegistory.MSAAOutlineView_ID); |
| if( null != outlineView ) { |
| outlineView.setSelection(object); |
| } |
| else { |
| HighlightComposite.flashRectangle(object.getAccLocation()); |
| } |
| } |
| } |
| } |
| |
| } |
| }); |
| |
| makeActions(); |
| hookContextMenu(); |
| contributeToActionBars(); |
| if( null != MSAAViewRegistory.outlineObject ) { |
| setSelection(MSAAViewRegistory.outlineObject); |
| } |
| } |
| |
| /** |
| * Passing the focus request to the viewer's control. |
| */ |
| public void setFocus() { |
| viewer.getControl().setFocus(); |
| if( null != objectOnAppear ) { |
| setSelection(objectOnAppear); |
| } |
| } |
| |
| public void setSelection(AccessibleObject object) { |
| if( !viewer.getControl().isVisible() ) { |
| objectOnAppear = object; |
| return; |
| } |
| objectOnAppear = null; |
| suppressHilight = true; |
| AccessibleObject newInput = object.getCachedParent(); |
| if( null != newInput ) { |
| AccessibleObject oldInput = (AccessibleObject)viewer.getInput(); |
| if( oldInput != newInput ) { |
| viewer.setInput(newInput); |
| } |
| } |
| viewer.setSelection(new StructuredSelection(object),true); |
| suppressHilight = false; |
| } |
| |
| private void hookContextMenu() { |
| MenuManager menuMgr = new MenuManager("#PopupMenu"); //$NON-NLS-1$ |
| menuMgr.setRemoveAllWhenShown(true); |
| menuMgr.addMenuListener(new IMenuListener() { |
| public void menuAboutToShow(IMenuManager manager) { |
| MSAAListView.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) { |
| } |
| |
| private void fillContextMenu(IMenuManager manager) { |
| manager.add(refreshAction); |
| // Other plug-ins can contribute there actions here |
| manager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS)); |
| } |
| |
| private void fillLocalToolBar(IToolBarManager manager) { |
| manager.add(refreshAction); |
| } |
| |
| private void makeActions() { |
| refreshAction = new Action(Messages.getString("msaa.refresh")) { //$NON-NLS-1$ |
| public void run() { |
| viewer.refresh(); |
| } |
| }; |
| refreshAction.setToolTipText(Messages.getString("msaa.refresh")); //$NON-NLS-1$ |
| refreshAction.setImageDescriptor(GuiPlugin.IMAGE_REFRESH); |
| } |
| |
| private class MSAASiblingContentAndLabelProvider extends LabelProvider implements IStructuredContentProvider, |
| IPropertyChangeListener, ITableLabelProvider, ITableColorProvider { |
| |
| private Object[] lastElements; |
| |
| public MSAASiblingContentAndLabelProvider() { |
| super(); |
| } |
| |
| public Object[] getElements(Object inputElement) { |
| lastElements = null; |
| if( inputElement instanceof AccessibleObject ) { |
| Object[] accChildren = provider.getElements(inputElement); |
| List childList = new Vector(); |
| for (int i = 0; i < accChildren.length; i++) { |
| try { |
| int visibleState = ((AccessibleObject)accChildren[i]).getAccState() & (MSAA.STATE_INVISIBLE|MSAA.STATE_OFFSCREEN); |
| if( MSAA.STATE_INVISIBLE != visibleState ) { |
| childList.add(accChildren[i]); |
| } |
| } catch (Exception e) { |
| } |
| ; |
| } |
| lastElements = childList.toArray(); |
| } |
| return lastElements; |
| } |
| |
| public void dispose() { |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| } |
| |
| /* |
| * IPropertyChangeListener |
| */ |
| public void propertyChange(PropertyChangeEvent event) { |
| } |
| |
| /* |
| * ITableLabelProvider |
| */ |
| |
| public Image getColumnImage(Object element, int columnIndex) { |
| return null; |
| } |
| |
| public String getColumnText(Object element, int columnIndex) { |
| if( element instanceof AccessibleObject ) { |
| switch( columnIndex ) { |
| case 0: |
| if( null!=lastElements ) { |
| for( int i=0; i<lastElements.length; i++ ) { |
| if( element.equals(lastElements[i]) ) { |
| return Integer.toString(i+1); |
| } |
| } |
| } |
| return ""; //$NON-NLS-1$ |
| case 1: |
| return ((AccessibleObject)element).getAccName(); |
| case 2: |
| return ((AccessibleObject)element).getRoleText(); |
| case 3: |
| return MSAA.getStateText(((AccessibleObject)element).getAccState()); |
| case 4: |
| case 5: |
| case 6: |
| case 7: |
| Rectangle location = ((AccessibleObject)element).getAccLocation(); |
| if( null==location ) return ""; //$NON-NLS-1$ |
| switch( columnIndex-4 ) { |
| case 0: return Integer.toString(location.x); |
| case 1: return Integer.toString(location.y); |
| case 2: return Integer.toString(location.width); |
| case 3: return Integer.toString(location.height); |
| } |
| default: |
| return "?"; //$NON-NLS-1$ |
| } |
| } |
| return null; |
| } |
| |
| public Color getBackground(Object element, int columnIndex) { |
| return null; |
| } |
| |
| public Color getForeground(Object element, int columnIndex) { |
| if( element instanceof AccessibleObject ) { |
| int accState = ((AccessibleObject)element).getAccState(); |
| if( 0 != (accState & MSAA.STATE_INVISIBLE) ) { |
| return GRAY_COLOR; |
| } |
| } |
| return null; |
| } |
| } |
| |
| private class MSAASiblingViewerSorter extends ViewerSorter { |
| |
| public int sortingColumn = 0; |
| |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| if( 0 != sortingColumn && viewer instanceof TableViewer ) { |
| IBaseLabelProvider labelProvider = ((TableViewer)viewer).getLabelProvider(); |
| if( labelProvider instanceof ITableLabelProvider ) { |
| int columnIndex = Math.abs(sortingColumn)-1; |
| String s1 = ((ITableLabelProvider)labelProvider).getColumnText(e1,columnIndex); |
| String s2 = ((ITableLabelProvider)labelProvider).getColumnText(e2,columnIndex); |
| int result = 0; |
| switch( columnIndex ) { |
| default: |
| try { |
| result = Integer.parseInt(s1)-Integer.parseInt(s2); |
| break; |
| } |
| catch( Exception e ) { |
| } |
| case 1: |
| case 2: |
| case 3: |
| result = collator.compare(s1,s2); |
| break; |
| } |
| return sortingColumn > 0 ? result : -result; |
| } |
| } |
| return 0; |
| } |
| |
| }} |
