| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.internal.presentations; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| |
| import org.eclipse.jface.util.Util; |
| import org.eclipse.jface.viewers.ColumnLabelProvider; |
| import org.eclipse.jface.viewers.ColumnViewerToolTipSupport; |
| import org.eclipse.jface.viewers.ContentViewer; |
| import org.eclipse.jface.viewers.IBaseLabelProvider; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerComparator; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.RGB; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.ui.IWorkbenchPartReference; |
| import org.eclipse.ui.internal.presentations.defaultpresentation.DefaultTabItem; |
| import org.eclipse.ui.internal.presentations.util.AbstractTabItem; |
| import org.eclipse.ui.internal.presentations.util.PresentablePartFolder; |
| import org.eclipse.ui.internal.tweaklets.TabBehaviour; |
| import org.eclipse.ui.internal.tweaklets.Tweaklets; |
| import org.eclipse.ui.presentations.IPresentablePart; |
| import org.eclipse.ui.presentations.IStackPresentationSite; |
| |
| public class BasicPartList extends AbstractTableInformationControl { |
| |
| private PresentablePartFolder folder; |
| private IStackPresentationSite site; |
| |
| private class BasicStackListContentProvider implements |
| IStructuredContentProvider { |
| |
| /** |
| * Constructor for stack list content provider. |
| * |
| */ |
| public BasicStackListContentProvider() { |
| //no-op |
| } |
| |
| public void dispose() { |
| //no-op |
| } |
| |
| public Object[] getElements(Object inputElement) { |
| if (folder == null) { |
| return new IPresentablePart[0]; |
| } |
| |
| return folder.getPartList(); |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| folder = (PresentablePartFolder) newInput; |
| } |
| } |
| |
| private class BasicStackListLabelProvider extends ColumnLabelProvider { |
| |
| private Font visibleEditorsFont; |
| private Font invisibleEditorsFont; |
| private Color visibleEditorsColor; |
| |
| /** |
| * Constructor for stack list label provider. |
| * |
| */ |
| public BasicStackListLabelProvider() { |
| //no-op |
| } |
| |
| public String getText(Object element) { |
| IPresentablePart presentablePart = (IPresentablePart) element; |
| if (presentablePart.isDirty()) { |
| return DefaultTabItem.DIRTY_PREFIX + presentablePart.getName(); |
| } |
| |
| return presentablePart.getName(); |
| } |
| |
| public Image getImage(Object element) { |
| IPresentablePart presentablePart = (IPresentablePart) element; |
| return presentablePart.getTitleImage(); |
| } |
| |
| public Font getFont(Object element) { |
| IPresentablePart presentablePart = (IPresentablePart)element; |
| |
| AbstractTabItem item = folder.getTab(presentablePart); |
| Control control = folder.getTabFolder().getControl(); |
| // if in single tab mode, do not use the bold font for non-visible tabs |
| // if in multiple tab mode, use the bold for non-visible tabs only |
| if (item!=null && item.isShowing()) { |
| return getVisibleEditorsFont(control.getDisplay(), control.getFont()); |
| } |
| |
| return getInvisibleEditorsFont(control.getDisplay(), control.getFont()); |
| } |
| |
| private Color getVisibleEditorsColor(Display display, RGB originalForeground, RGB originalBackground) { |
| if (visibleEditorsColor == null) { |
| visibleEditorsColor = ((TabBehaviour) Tweaklets.get(TabBehaviour.KEY)) |
| .createVisibleEditorsColor(display, originalForeground, originalBackground); |
| } |
| return visibleEditorsColor; |
| } |
| |
| private Font getVisibleEditorsFont(Display display, Font font) { |
| if (visibleEditorsFont == null) { |
| visibleEditorsFont = ((TabBehaviour) Tweaklets.get(TabBehaviour.KEY)) |
| .createVisibleEditorsFont(display, font); |
| } |
| return visibleEditorsFont; |
| } |
| |
| private Font getInvisibleEditorsFont(Display display, Font font) { |
| if (invisibleEditorsFont == null) { |
| invisibleEditorsFont = ((TabBehaviour) Tweaklets.get(TabBehaviour.KEY)) |
| .createInvisibleEditorsFont(display, font); |
| } |
| return invisibleEditorsFont; |
| } |
| |
| public void dispose() { |
| super.dispose(); |
| if (visibleEditorsColor != null) { |
| visibleEditorsColor.dispose(); |
| } |
| if (visibleEditorsFont != null) { |
| visibleEditorsFont.dispose(); |
| } |
| if (invisibleEditorsFont != null) { |
| invisibleEditorsFont.dispose(); |
| } |
| } |
| |
| public Color getForeground(Object element) { |
| IPresentablePart presentablePart = (IPresentablePart)element; |
| |
| AbstractTabItem item = folder.getTab(presentablePart); |
| Control control = folder.getTabFolder().getControl(); |
| if (item!=null && item.isShowing()) { |
| return getVisibleEditorsColor(control.getDisplay(), control |
| .getForeground().getRGB(), control.getBackground().getRGB()); |
| } |
| |
| return null; |
| } |
| |
| public String getToolTipText(Object element) { |
| if (element instanceof PresentablePart) { |
| PresentablePart part = (PresentablePart) element; |
| IWorkbenchPartReference reference = part.getPane() |
| .getPartReference(); |
| return reference.getTitleToolTip(); |
| } |
| return null; |
| } |
| |
| public boolean useNativeToolTip(Object object) { |
| return true; |
| } |
| } |
| |
| private class BasicStackListViewerComparator extends ViewerComparator { |
| /** |
| * Constructor for stack list viewer's comparator. |
| * |
| */ |
| public BasicStackListViewerComparator() { |
| //no-op |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.ViewerComparator#compare(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) |
| */ |
| public int compare(Viewer viewer, Object e1, Object e2) { |
| int cat1 = category(e1); |
| int cat2 = category(e2); |
| |
| if (cat1 != cat2) { |
| return cat1 - cat2; |
| } |
| |
| String name1; |
| String name2; |
| |
| if (viewer == null || !(viewer instanceof ContentViewer)) { |
| name1 = e1.toString(); |
| name2 = e2.toString(); |
| } else { |
| IBaseLabelProvider prov = ((ContentViewer) viewer) |
| .getLabelProvider(); |
| if (prov instanceof ILabelProvider) { |
| ILabelProvider lprov = (ILabelProvider) prov; |
| name1 = lprov.getText(e1); |
| name2 = lprov.getText(e2); |
| // ILabelProvider's implementation in BasicStackList calls |
| // DefaultEditorPresentation.getLabelText which returns the name of dirty |
| // files begining with dirty prefix, sorting should not take dirty prefix in consideration |
| String prefix = DefaultTabItem.DIRTY_PREFIX; |
| if (name1.startsWith(prefix)) { |
| name1 = name1.substring(prefix.length()); |
| } |
| if (name2.startsWith(prefix)) { |
| name2 = name2.substring(prefix.length()); |
| } |
| } else { |
| name1 = e1.toString(); |
| name2 = e2.toString(); |
| } |
| } |
| if (name1 == null) { |
| name1 = "";//$NON-NLS-1$ |
| } |
| if (name2 == null) { |
| name2 = "";//$NON-NLS-1$ |
| } |
| return getComparator().compare(name1, name2); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.ViewerComparator#category(java.lang.Object) |
| */ |
| public int category(Object element) { |
| |
| IPresentablePart part = (IPresentablePart)element; |
| AbstractTabItem tabItem = folder.getTab(part); |
| |
| if (tabItem!=null && tabItem.isShowing()) { |
| return 1; // visible |
| } |
| return 0; // not visible |
| } |
| } |
| |
| /** |
| * Constructor for BasicPartList. |
| * |
| * @param parent the parent shell |
| * @param shellStyle the SWT style bits used to create the shell |
| * @param treeStyle the SWT style bits used to create the tree |
| * @param site |
| * @param folder |
| */ |
| public BasicPartList(Shell parent, int shellStyle, int treeStyle, |
| IStackPresentationSite site, PresentablePartFolder folder) { |
| super(parent, shellStyle, treeStyle); |
| |
| this.site = site; |
| this.folder = folder; |
| } |
| |
| protected TableViewer createTableViewer(Composite parent, int style) { |
| Table table = new Table(parent, SWT.SINGLE | (style & ~SWT.MULTI)); |
| table.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING)); |
| TableViewer tableViewer = new TableViewer(table) { |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.TableViewer#internalRefresh(java.lang.Object) |
| */ |
| protected void internalRefresh(Object element) { |
| boolean usingMotif = Util.isMotif(); |
| try { |
| // This avoids a "graphic is disposed" error on Motif by not letting |
| // it redraw while we remove entries. Some items in this table are |
| // being removed and may have icons which may have already been |
| // disposed elsewhere. |
| if (usingMotif) { |
| getTable().setRedraw(false); |
| } |
| super.internalRefresh(element); |
| } finally { |
| if (usingMotif) { |
| getTable().setRedraw(true); |
| } |
| } |
| } |
| }; |
| tableViewer.addFilter(new NamePatternFilter()); |
| tableViewer.setContentProvider(new BasicStackListContentProvider()); |
| if (((TabBehaviour)Tweaklets.get(TabBehaviour.KEY)).sortEditorListAlphabetically()) { |
| tableViewer.setComparator(new BasicStackListViewerComparator()); |
| } |
| tableViewer.setLabelProvider(new BasicStackListLabelProvider()); |
| |
| ColumnViewerToolTipSupport.enableFor(tableViewer); |
| |
| return tableViewer; |
| } |
| |
| public void setInput(Object information) { |
| PresentablePartFolder newFolder = (PresentablePartFolder) information; |
| inputChanged(newFolder, newFolder.getCurrent()); |
| } |
| |
| protected void gotoSelectedElement() { |
| Object selectedElement = getSelectedElement(); |
| |
| //close the shell |
| dispose(); |
| |
| if (selectedElement instanceof IPresentablePart) { |
| site.selectPart((IPresentablePart)selectedElement); |
| } |
| } |
| |
| protected boolean deleteSelectedElements() { |
| |
| IStructuredSelection structuredSelection = getSelectedElements(); |
| |
| if (structuredSelection != null) { |
| |
| ArrayList list = new ArrayList(structuredSelection.size()); |
| |
| for (Iterator iterator = structuredSelection.iterator(); iterator |
| .hasNext();) { |
| IPresentablePart presentablePart = (IPresentablePart) iterator.next(); |
| list.add(presentablePart); |
| } |
| |
| site.close((IPresentablePart[]) list |
| .toArray(new IPresentablePart[list.size()])); |
| } |
| |
| if (folder.isDisposed()) { |
| fComposite.dispose(); |
| return true; |
| } |
| return false; |
| |
| } |
| } |
