| /******************************************************************************* |
| * Copyright (c) 2010 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.wst.css.ui.internal.contentassist; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jface.text.contentassist.ICompletionProposal; |
| import org.eclipse.wst.css.ui.internal.templates.TemplateContextTypeIdsCSS; |
| import org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext; |
| import org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer; |
| import org.eclipse.wst.sse.ui.internal.contentassist.ContentAssistUtils; |
| |
| /** |
| * <p>Completion computer for CSS templates</p> |
| */ |
| public class CSSTemplatesCompletionProposalComputer implements ICompletionProposalComputer { |
| /** <p>The template processor used to create the proposals</p> */ |
| private CSSTemplateCompletionProcessor fTemplateProcessor = null; |
| |
| /** |
| * <p>Create the computer</p> |
| */ |
| public CSSTemplatesCompletionProposalComputer() { |
| fTemplateProcessor = new CSSTemplateCompletionProcessor(); |
| } |
| |
| /** |
| * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#computeCompletionProposals(org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext, org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| public List computeCompletionProposals( |
| CompletionProposalInvocationContext context, |
| IProgressMonitor monitor) { |
| |
| List proposals = new ArrayList(); |
| |
| boolean isEmptyDocument = |
| ContentAssistUtils.isViewerEmpty(context.getViewer()); |
| if (isEmptyDocument) { |
| proposals.addAll(getTemplates(TemplateContextTypeIdsCSS.NEW, context)); |
| } |
| proposals.addAll(getTemplates(TemplateContextTypeIdsCSS.ALL, context)); |
| |
| |
| return proposals; |
| } |
| |
| /** |
| * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#computeContextInformation(org.eclipse.wst.sse.ui.contentassist.CompletionProposalInvocationContext, org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| public List computeContextInformation( |
| CompletionProposalInvocationContext context, |
| IProgressMonitor monitor) { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /** |
| * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#getErrorMessage() |
| */ |
| public String getErrorMessage() { |
| return null; |
| } |
| |
| /** |
| * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#sessionStarted() |
| */ |
| public void sessionStarted() { |
| //default is to do nothing |
| } |
| |
| /** |
| * @see org.eclipse.wst.sse.ui.contentassist.ICompletionProposalComputer#sessionEnded() |
| */ |
| public void sessionEnded() { |
| //default is to do nothing |
| } |
| |
| |
| /** |
| * <p>Gets template proposals for the given template and proposal contexts</p> |
| * |
| * @param templateContext the template context |
| * @param context the proposal context |
| * @return {@link List} of template proposals for the given contexts |
| */ |
| private List getTemplates(String templateContext, |
| CompletionProposalInvocationContext context) { |
| |
| fTemplateProcessor.setContextType(templateContext); |
| ICompletionProposal[] proposals = fTemplateProcessor.computeCompletionProposals( |
| context.getViewer(), context.getInvocationOffset()); |
| |
| return Arrays.asList(proposals); |
| } |
| |
| } |