/*******************************************************************************
* Copyright (c) 2015, 2017 Open Analytics NV 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
*******************************************************************************/
package org.eclipse.linuxtools.internal.docker.editor.assist;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.DefaultInformationControl;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IInformationControlCreator;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jface.text.contentassist.ICompletionProposalExtension3;
import org.eclipse.jface.text.contentassist.IContextInformation;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
/**
* Based on {@link org.eclipse.jface.text.contentassist.CompletionProposal} with
* added functionality for showing additional information formatted as HTML.
*/
public class CompletionProposal implements ICompletionProposal, ICompletionProposalExtension3 {
private String fReplacementString;
private int fReplacementOffset;
private int fReplacementLength;
private String fAdditionalProposalInfo;
public CompletionProposal(String replacementString, int replacementOffset, int replacementLength,
String additionalProposalInfo) {
this.fReplacementString = replacementString;
this.fReplacementOffset = replacementOffset;
this.fReplacementLength = replacementLength;
this.fAdditionalProposalInfo = additionalProposalInfo;
}
@Override
public void apply(IDocument document) {
try {
document.replace(fReplacementOffset, fReplacementLength, fReplacementString);
} catch (BadLocationException x) {
// ignore
}
}
@Override
public Point getSelection(IDocument document) {
return new Point(fReplacementOffset + fReplacementString.length(), 0);
}
@Override
public String getDisplayString() {
return fReplacementString;
}
@Override
public String getAdditionalProposalInfo() {
return fAdditionalProposalInfo;
}
@Override
public IInformationControlCreator getInformationControlCreator() {
return shell -> new DefaultInformationControl(shell, true);
}
@Override
public IContextInformation getContextInformation() {
return null;
}
@Override
public Image getImage() {
return null;
}
@Override
public CharSequence getPrefixCompletionText(IDocument document, int completionOffset) {
return null;
}
@Override
public int getPrefixCompletionStart(IDocument document, int completionOffset) {
return 0;
}
}