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/*******************************************************************************
* Copyright (c) 2010 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* CONTRIBUTORS:
* Juergen Haug (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.ui.common.base.dialogs;
import java.util.ArrayList;
import org.eclipse.etrice.core.common.ui.contentassist.FQNLastSegmentFinder;
import org.eclipse.jface.fieldassist.ContentProposal;
import org.eclipse.jface.fieldassist.IContentProposal;
import org.eclipse.jface.fieldassist.IContentProposalProvider;
import org.eclipse.xtext.ui.editor.contentassist.FQNPrefixMatcher;
import org.eclipse.xtext.ui.editor.contentassist.PrefixMatcher;
public class FilteredContentProposalProvider implements IContentProposalProvider {
private String[] proposals;
private FQNPrefixMatcher matcher;
public FilteredContentProposalProvider(String... proposals) {
this.proposals = proposals;
this.matcher = new FQNPrefixMatcher();
this.matcher.setDelegate(new PrefixMatcher.IgnoreCase());
this.matcher.setLastSegmentFinder(new FQNLastSegmentFinder());
}
@Override
public IContentProposal[] getProposals(String contents, int position) {
ArrayList<ContentProposal> list = new ArrayList<>();
for (String proposal : proposals) {
if (matcher.isCandidateMatchingPrefix(proposal, contents)) {
list.add(new ContentProposal(proposal));
}
}
return list.toArray(new IContentProposal[list.size()]);
}
}
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