| /******************************************************************************* |
| * Copyright (c) 2008, 2017 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 |
| * Tasktop Technologies - changes for bug 219692 |
| *******************************************************************************/ |
| |
| package org.eclipse.dltk.internal.mylyn.editor; |
| |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.dltk.core.CompletionProposal; |
| import org.eclipse.dltk.internal.mylyn.DLTKUiUtil; |
| import org.eclipse.dltk.ui.DLTKUIPlugin; |
| import org.eclipse.dltk.ui.text.completion.ContentAssistInvocationContext; |
| import org.eclipse.dltk.ui.text.completion.ScriptCompletionProposalCollector; |
| import org.eclipse.dltk.ui.text.completion.ScriptCompletionProposalComputer; |
| import org.eclipse.dltk.ui.text.completion.ScriptContentAssistInvocationContext; |
| import org.eclipse.jface.text.contentassist.ICompletionProposal; |
| import org.eclipse.jface.text.templates.TemplateCompletionProcessor; |
| |
| /** |
| * Based on org.eclipse.jdt.internal.ui.text.java.JavaAllCompletionProposalComputer. |
| * |
| * @author Mik Kersten |
| * @author Steffen Pingel |
| */ |
| // TODO e3.5 extend org.eclipse.jdt.internal.ui.text.java.JavaAllCompletionProposalComputer |
| public class FocusedDLTKAllProposalComputer extends ScriptCompletionProposalComputer { |
| |
| /** |
| * @see CompletionProposal#METHOD_REF_WITH_CASTED_RECEIVER |
| */ |
| // TODO e3.4 replace by CompletionProposal.METHOD_REF_WITH_CASTED_RECEIVER |
| public static final int METHOD_REF_WITH_CASTED_RECEIVER = 24; |
| |
| /** |
| * @see CompletionProposal#METHOD_REF_WITH_CASTED_RECEIVER |
| */ |
| // TODO e3.4 replace by CompletionProposal.METHOD_REF_WITH_CASTED_RECEIVER |
| public static final int FIELD_REF_WITH_CASTED_RECEIVER = 25; |
| |
| /** |
| * @see CompletionProposal#CONSTRUCTOR_INVOCATION |
| */ |
| // TODO e3.5 replace by CompletionProposal.CONSTRUCTOR_INVOCATION |
| public static final int CONSTRUCTOR_INVOCATION = 26; |
| |
| /** |
| * @see CompletionProposal#ANONYMOUS_CLASS_CONSTRUCTOR_INVOCATION |
| */ |
| // TODO e3.5 replace by CompletionProposal.ANONYMOUS_CLASS_CONSTRUCTOR_INVOCATION |
| public static final int ANONYMOUS_CLASS_CONSTRUCTOR_INVOCATION = 27; |
| |
| public FocusedDLTKAllProposalComputer() { |
| FocusedDLTKProposalProcessor.getDefault().addMonitoredComputer(this); |
| } |
| |
| @Override |
| public List<ICompletionProposal> computeCompletionProposals(ContentAssistInvocationContext context, |
| IProgressMonitor monitor) { |
| if (shouldReturnResults()) { |
| List<ICompletionProposal> proposals = super.computeCompletionProposals(context, monitor); |
| return FocusedDLTKProposalProcessor.getDefault().projectInterestModel(this, proposals); |
| } else { |
| return Collections.emptyList(); |
| } |
| } |
| |
| private boolean shouldReturnResults() { |
| if (DLTKUiUtil.isDefaultAssistActive(DLTKUiUtil.ASSIST_DLTK_ALL)) { |
| // do not return duplicates if the default JDT processor is already enabled on Eclipse 3.5 |
| return false; |
| } |
| Set<String> disabledIds = DLTKUiUtil.getDisabledIds(DLTKUIPlugin.getDefault().getPreferenceStore()); |
| if (!disabledIds.contains(DLTKUiUtil.ASSIST_DLTK_NOTYPE) |
| && !disabledIds.contains(DLTKUiUtil.ASSIST_DLTK_TYPE)) { |
| // do not return duplicates if the default JDT processors are already enabled on on Eclipse 3.3 and 3.4 |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| protected ScriptCompletionProposalCollector createCollector(ScriptContentAssistInvocationContext context) { |
| return null; |
| } |
| |
| @Override |
| protected int guessContextInformationPosition(ContentAssistInvocationContext context) { |
| int invocationOffset = context.getInvocationOffset(); |
| int typeContext = super.guessContextInformationPosition(context); |
| int methodContext = guessMethodContextInformationPosition2(context); |
| if (typeContext != invocationOffset && typeContext > methodContext) { |
| return typeContext; |
| } else if (methodContext != invocationOffset) { |
| return methodContext; |
| } else { |
| return invocationOffset; |
| } |
| } |
| |
| // renamed, since guessMethodContextInformationPosition(ContentAssistInvocationContext) is final |
| protected final int guessMethodContextInformationPosition2(ContentAssistInvocationContext context) { |
| return context.getInvocationOffset(); |
| } |
| |
| @Override |
| protected TemplateCompletionProcessor createTemplateProposalComputer(ScriptContentAssistInvocationContext context) { |
| return null; |
| } |
| } |