| /****************************************************************************** |
| * Copyright (c) 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.gmf.examples.runtime.diagram.logic.internal.providers; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.gmf.examples.runtime.diagram.logic.internal.actions.LogicActionIds; |
| import org.eclipse.gmf.examples.runtime.diagram.logic.internal.editparts.LEDEditPart; |
| import org.eclipse.gmf.examples.runtime.diagram.logic.internal.ui.parts.LogicNotationEditor; |
| import org.eclipse.gmf.runtime.common.core.service.IOperation; |
| import org.eclipse.gmf.runtime.common.ui.services.statusline.AbstractStatusLineContributionItemProvider; |
| import org.eclipse.gmf.runtime.common.ui.services.statusline.GetStatusLineContributionOperation; |
| import org.eclipse.gmf.runtime.common.ui.services.statusline.StatusLineMessageContributionItem; |
| import org.eclipse.jface.action.IContributionItem; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IWorkbenchPage; |
| |
| /** |
| * A status line contribution item provider for the logic example. |
| * |
| * @author Anthony Hunter |
| */ |
| public class LogicExampleStatusLineContributionItemProvider extends |
| AbstractStatusLineContributionItemProvider implements LogicActionIds { |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.common.ui.services.statusline. |
| * AbstractStatusLineContributionItemProvider |
| * #getStatusLineContributionItems(org.eclipse.ui.IWorkbenchPage) |
| */ |
| public List<IContributionItem> getStatusLineContributionItems( |
| IWorkbenchPage workbenchPage) { |
| List<IContributionItem> contrItemList = new ArrayList<IContributionItem>(); |
| |
| // add the icon and message contribution |
| contrItemList.add(new StatusLineMessageContributionItem()); |
| |
| // add the increment and decrement contribution if the selected element |
| // is an LED |
| ISelection selection = workbenchPage.getActiveEditor().getSite() |
| .getSelectionProvider().getSelection(); |
| if (selection instanceof IStructuredSelection) { |
| IStructuredSelection structuredSelection = (IStructuredSelection) selection; |
| if (!structuredSelection.isEmpty()) { |
| if (structuredSelection.size() == 1 |
| && structuredSelection.getFirstElement() instanceof LEDEditPart) { |
| contrItemList.add(new IncrementDecrementContributionItem( |
| workbenchPage, ACTION_INCREMENT_VALUE)); |
| contrItemList.add(new IncrementDecrementContributionItem( |
| workbenchPage, ACTION_DECREMENT_VALUE)); |
| } |
| } |
| } |
| return contrItemList; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.common.ui.services.statusline. |
| * AbstractStatusLineContributionItemProvider |
| * #provides(org.eclipse.gmf.runtime.common.core.service.IOperation) |
| */ |
| public boolean provides(IOperation operation) { |
| if (operation instanceof GetStatusLineContributionOperation) { |
| IWorkbenchPage workbenchPage = ((GetStatusLineContributionOperation) operation) |
| .getWorkbenchPage(); |
| if (workbenchPage.getActiveEditor() instanceof LogicNotationEditor) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| } |