| /******************************************************************************* |
| * Copyright (c) 2001, 2004 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 |
| * Jens Lukowski/Innoopract - initial renaming/restructuring |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.sse.ui.views.contentoutline; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExecutableExtension; |
| import org.eclipse.core.runtime.content.IContentTypeManager; |
| import org.eclipse.jface.action.IContributionItem; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.util.TransferDragSourceListener; |
| import org.eclipse.jface.util.TransferDropTargetListener; |
| import org.eclipse.jface.viewers.IContentProvider; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.events.KeyListener; |
| |
| /** |
| * Basic Configuration class for Outline Pages |
| * |
| * @plannedfor 1.0 |
| * |
| */ |
| public class ContentOutlineConfiguration implements IExecutableExtension, IAdaptable { |
| private IContentProvider fContentProvider; |
| private KeyListener[] fKeyListeners; |
| private ILabelProvider fLabelProvider; |
| |
| public ContentOutlineConfiguration() { |
| super(); |
| } |
| |
| private IContentProvider createTreeContentProvider() { |
| return new ITreeContentProvider() { |
| public void dispose() { |
| // do nothing |
| } |
| |
| public Object[] getChildren(Object parentElement) { |
| return new Object[0]; |
| } |
| |
| public Object[] getElements(Object inputElement) { |
| return new Object[0]; |
| } |
| |
| public Object getParent(Object element) { |
| return null; |
| } |
| |
| public boolean hasChildren(Object element) { |
| return false; |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| // do nothing |
| } |
| }; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class) |
| */ |
| public Object getAdapter(Class adapter) { |
| return null; |
| } |
| |
| /** |
| * @param viewer |
| * @return the ITreeContentProvider to use with this viewer |
| */ |
| public IContentProvider getContentProvider(TreeViewer viewer) { |
| if (fContentProvider == null) |
| fContentProvider = createTreeContentProvider(); |
| return fContentProvider; |
| } |
| |
| public String getContentTypeID(TreeViewer treeViewer) { |
| return IContentTypeManager.CT_TEXT; |
| } |
| |
| /** |
| * |
| * @param viewer |
| * @return an array of KeyListeners to attach to the TreeViewer's Control. |
| * The listeners should adhere to the KeyEvent.doit field to |
| * ensure proper behaviors. Ordering of the event notifications is |
| * dependent on the Control in the TreeViewer. |
| */ |
| public KeyListener[] getKeyListeners(TreeViewer viewer) { |
| if (fKeyListeners == null) |
| fKeyListeners = new KeyListener[0]; |
| return fKeyListeners; |
| } |
| |
| /** |
| * @param viewer |
| * @return the ILabelProvider for items within the viewer |
| */ |
| public ILabelProvider getLabelProvider(TreeViewer viewer) { |
| if (fLabelProvider == null) |
| fLabelProvider = new LabelProvider(); |
| return fLabelProvider; |
| } |
| |
| /** |
| * @param viewer |
| * @return IContributionItem[] for the local menu |
| */ |
| public IContributionItem[] getMenuContributions(TreeViewer viewer) { |
| return new IContributionItem[0]; |
| } |
| |
| /** |
| * @param viewer |
| * @return the IMenuListener to notify when the viewer's context menu is |
| * about to be show |
| */ |
| public IMenuListener getMenuListener(TreeViewer viewer) { |
| return null; |
| } |
| |
| /** |
| * @param viewer |
| * @return the ISelectionChangedListener to notify when the viewer's |
| * selection changes |
| */ |
| public ISelectionChangedListener getPostSelectionChangedListener(TreeViewer viewer) { |
| return null; |
| } |
| |
| /** |
| * @param event |
| * @return The (filtered) selection from this event. Uses include mapping |
| * model selection onto elements provided by the content provider. |
| * Should only return elements that will be shown in the Tree |
| * Control. |
| */ |
| public ISelection getSelection(TreeViewer viewer, ISelection selection) { |
| return selection; |
| } |
| |
| /** |
| * @param viewer |
| * @return the ISelectionChangedListener to notify when the viewer's |
| * selection changes |
| */ |
| public ISelectionChangedListener getSelectionChangedListener(TreeViewer viewer) { |
| return null; |
| } |
| |
| /** |
| * @param viewer |
| * @return IContributionItem[] for the local toolbar |
| */ |
| public IContributionItem[] getToolbarContributions(TreeViewer viewer) { |
| return new IContributionItem[0]; |
| } |
| |
| /** |
| * Adopted since you can't easily removeDragSupport from StructuredViewers |
| * |
| * @param treeViewer |
| * @return |
| */ |
| public TransferDragSourceListener[] getTransferDragSourceListeners(TreeViewer treeViewer) { |
| return new TransferDragSourceListener[0]; |
| } |
| |
| /** |
| * Adopted since you can't easily removeDropSupport from StructuredViewers |
| * |
| * @param treeViewer |
| * @return |
| */ |
| public TransferDropTargetListener[] getTransferDropTargetListeners(TreeViewer treeViewer) { |
| return new TransferDropTargetListener[0]; |
| } |
| |
| /** |
| * Should node selection changes affect selection in the TreeViewer? |
| * |
| * @return |
| */ |
| public boolean isLinkedWithEditor(TreeViewer treeViewer) { |
| return false; |
| } |
| |
| public void setInitializationData(IConfigurationElement config, String propertyName, Object data) throws CoreException { |
| /* |
| * Currently no need for initialization data but is good practice to |
| * implement IExecutableExtension since in a class that can be created |
| * by executable extension |
| */ |
| } |
| |
| /** |
| * General hook for resource releasing and listener removal when |
| * configurations change or the viewer is disposed of |
| * |
| * @param viewer |
| */ |
| public void unconfigure(TreeViewer viewer) { |
| } |
| |
| } |