| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.pagedesigner.actions.menuextension; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtension; |
| import org.eclipse.core.runtime.IExtensionPoint; |
| import org.eclipse.core.runtime.IExtensionRegistry; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jst.pagedesigner.extensionpoint.IContextMenuItemContributor; |
| import org.eclipse.jst.pagedesigner.utils.JSPUtil; |
| import org.eclipse.jst.pagedesigner.utils.StructuredModelUtil; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.ui.actions.ActionGroup; |
| import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class CustomedContextMenuActionGroup extends ActionGroup { |
| private final static String POPUPMENU_EXTENSION_ID = "org.eclipse.jst.pagedesigner.popupMenuContributor"; //$NON-NLS-1$ |
| |
| private List _contributedMenuListener; |
| |
| private Control _parentControl; |
| |
| private IStructuredModel _model; |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.actions.ActionGroup#fillContextMenu(org.eclipse.jface.action.IMenuManager) |
| */ |
| public void fillContextMenu(IMenuManager menu) { |
| populateContributedMenu(menu); |
| } |
| |
| private List getListeners() { |
| if (_contributedMenuListener == null) { |
| _contributedMenuListener = computeContributedMenuListener(); |
| } |
| return _contributedMenuListener; |
| } |
| |
| private List computeContributedMenuListener() { |
| IExtensionRegistry registry = Platform.getExtensionRegistry(); |
| IExtensionPoint extensionPoint = registry |
| .getExtensionPoint(POPUPMENU_EXTENSION_ID); |
| IExtension[] extensions = extensionPoint.getExtensions(); |
| List results = new ArrayList(); |
| for (int i = 0; i < extensions.length; i++) { |
| IConfigurationElement[] elements = extensions[i] |
| .getConfigurationElements(); |
| for (int j = 0; j < elements.length; j++) { |
| try { |
| Object listener = elements[j] |
| .createExecutableExtension("class");//$NON-NLS-1$ |
| |
| if (listener instanceof IContextMenuItemContributor) { |
| results.add(listener); |
| ((IContextMenuItemContributor) listener) |
| .setURI(elements[j].getAttribute("URI"));//$NON-NLS-1$ |
| } |
| } catch (CoreException e) { |
| // ignore |
| } |
| } |
| } |
| return results; |
| } |
| |
| private void populateContributedMenu(IMenuManager menuMgr) { |
| List list = getListeners(); |
| for (int i = 0, n = list.size(); i < n; i++) { |
| IContextMenuItemContributor contributor = (IContextMenuItemContributor) list |
| .get(i); |
| IFile file = StructuredModelUtil.getFileFor(_model); |
| if (file != null && contributor.getURI() != null) { |
| if (JSPUtil.supportTaglib(contributor.getURI(), file)) { |
| contributor.fillContextMenu(menuMgr, getContext() |
| .getSelection(), _model, _parentControl); |
| } |
| } |
| } |
| } |
| |
| /** |
| * @return Returns the model. |
| */ |
| public IStructuredModel getModel() { |
| return _model; |
| } |
| |
| /** |
| * @param model |
| * The model to set. |
| */ |
| public void setModel(IStructuredModel model) { |
| this._model = model; |
| } |
| |
| /** |
| * @return Returns the parentControl. |
| */ |
| public Control getParentControl() { |
| return _parentControl; |
| } |
| |
| /** |
| * @param parentControl |
| * The parentControl to set. |
| */ |
| public void setParentControl(Control parentControl) { |
| this._parentControl = parentControl; |
| } |
| } |