+++ /dev/null
-/**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
-
-Contributors:
- IBM Corporation - Initial implementation
- Klaus Hartlage - www.eclipseproject.de
-**********************************************************************/
-package net.sourceforge.phpeclipse.phpeditor.php;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-import net.sourceforge.phpdt.internal.corext.template.ContextType;
-import net.sourceforge.phpdt.internal.corext.template.ContextTypeRegistry;
-import net.sourceforge.phpdt.internal.ui.text.java.IPHPCompletionProposal;
-import net.sourceforge.phpdt.internal.ui.text.java.PHPCompletionProposalComparator;
-import net.sourceforge.phpdt.internal.ui.text.template.TemplateEngine;
-
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.ITextViewer;
-import org.eclipse.jface.text.TextPresentation;
-import org.eclipse.jface.text.contentassist.ICompletionProposal;
-import org.eclipse.jface.text.contentassist.IContentAssistProcessor;
-import org.eclipse.jface.text.contentassist.IContextInformation;
-import org.eclipse.jface.text.contentassist.IContextInformationExtension;
-import org.eclipse.jface.text.contentassist.IContextInformationPresenter;
-import org.eclipse.jface.text.contentassist.IContextInformationValidator;
-import org.eclipse.swt.graphics.Image;
-
-/**
- * HTML completion processor.
- */
-public class HTMLCompletionProcessor implements IContentAssistProcessor {
-
- /**
- * Simple content assist tip closer. The tip is valid in a range
- * of 5 characters around its popup location.
- */
- protected static class Validator implements IContextInformationValidator, IContextInformationPresenter {
-
- protected int fInstallOffset;
-
- /*
- * @see IContextInformationValidator#isContextInformationValid(int)
- */
- public boolean isContextInformationValid(int offset) {
- return Math.abs(fInstallOffset - offset) < 5;
- }
-
- /*
- * @see IContextInformationValidator#install(IContextInformation, ITextViewer, int)
- */
- public void install(IContextInformation info, ITextViewer viewer, int offset) {
- fInstallOffset = offset;
- }
-
- /*
- * @see org.eclipse.jface.text.contentassist.IContextInformationPresenter#updatePresentation(int, TextPresentation)
- */
- public boolean updatePresentation(int documentPosition, TextPresentation presentation) {
- return false;
- }
- };
-
- private static class ContextInformationWrapper implements IContextInformation, IContextInformationExtension {
-
- private final IContextInformation fContextInformation;
- private int fPosition;
-
- public ContextInformationWrapper(IContextInformation contextInformation) {
- fContextInformation = contextInformation;
- }
-
- /*
- * @see IContextInformation#getContextDisplayString()
- */
- public String getContextDisplayString() {
- return fContextInformation.getContextDisplayString();
- }
-
- /*
- * @see IContextInformation#getImage()
- */
- public Image getImage() {
- return fContextInformation.getImage();
- }
-
- /*
- * @see IContextInformation#getInformationDisplayString()
- */
- public String getInformationDisplayString() {
- return fContextInformation.getInformationDisplayString();
- }
-
- /*
- * @see IContextInformationExtension#getContextInformationPosition()
- */
- public int getContextInformationPosition() {
- return fPosition;
- }
-
- public void setContextInformationPosition(int position) {
- fPosition = position;
- }
- };
-
- protected IContextInformationValidator fValidator = new Validator();
- private TemplateEngine fTemplateEngine;
- private char[] fProposalAutoActivationSet;
- private PHPCompletionProposalComparator fComparator;
- private int fNumberOfComputedResults = 0;
-
- public HTMLCompletionProcessor() {
-
- ContextType contextType = ContextTypeRegistry.getInstance().getContextType("html"); //$NON-NLS-1$
- if (contextType != null)
- fTemplateEngine = new TemplateEngine(contextType);
-
- fComparator = new PHPCompletionProposalComparator();
- }
- /* (non-Javadoc)
- * Method declared on IContentAssistProcessor
- */
- public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int documentOffset) {
- int contextInformationPosition = guessContextInformationPosition(viewer, documentOffset);
- return internalComputeCompletionProposals(viewer, documentOffset, contextInformationPosition);
- }
-
- private ICompletionProposal[] internalComputeCompletionProposals(ITextViewer viewer, int offset, int contextOffset) {
- IDocument document = viewer.getDocument();
-
- if (fTemplateEngine != null) {
- ICompletionProposal[] results;
- // try {
- fTemplateEngine.reset();
- fTemplateEngine.complete(viewer, offset); //, unit);
- // } catch (JavaModelException x) {
- // Shell shell= viewer.getTextWidget().getShell();
- // ErrorDialog.openError(shell, JavaTextMessages.getString("CompletionProcessor.error.accessing.title"), JavaTextMessages.getString("CompletionProcessor.error.accessing.message"), x.getStatus()); //$NON-NLS-2$ //$NON-NLS-1$
- // }
-
- IPHPCompletionProposal[] templateResults = fTemplateEngine.getResults();
-
- // concatenate arrays
- IPHPCompletionProposal[] total;
- total = new IPHPCompletionProposal[templateResults.length];
- System.arraycopy(templateResults, 0, total, 0, templateResults.length);
- results = total;
-
- fNumberOfComputedResults = (results == null ? 0 : results.length);
- /*
- * Order here and not in result collector to make sure that the order
- * applies to all proposals and not just those of the compilation unit.
- */
- return order(results);
- }
- return new IPHPCompletionProposal[0];
- }
-
- private int guessContextInformationPosition(ITextViewer viewer, int offset) {
- int contextPosition = offset;
- IDocument document = viewer.getDocument();
- return contextPosition;
- }
-
- /* (non-Javadoc)
- * Method declared on IContentAssistProcessor
- */
- // public IContextInformation[] computeContextInformation(ITextViewer viewer, int documentOffset) {
- // IContextInformation[] result = new IContextInformation[5];
- // for (int i = 0; i < result.length; i++)
- // result[i] = new ContextInformation(MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.ContextInfo.display.pattern"), new Object[] { new Integer(i), new Integer(documentOffset)}), //$NON-NLS-1$
- // MessageFormat.format(PHPEditorMessages.getString("CompletionProcessor.ContextInfo.value.pattern"), new Object[] { new Integer(i), new Integer(documentOffset - 5), new Integer(documentOffset + 5)})); //$NON-NLS-1$
- // return result;
- // }
- /**
- * @see IContentAssistProcessor#computeContextInformation(ITextViewer, int)
- */
- public IContextInformation[] computeContextInformation(ITextViewer viewer, int offset) {
- int contextInformationPosition = guessContextInformationPosition(viewer, offset);
- List result = addContextInformations(viewer, contextInformationPosition);
- return (IContextInformation[]) result.toArray(new IContextInformation[result.size()]);
- }
-
- private List addContextInformations(ITextViewer viewer, int offset) {
- ICompletionProposal[] proposals = internalComputeCompletionProposals(viewer, offset, -1);
-
- List result = new ArrayList();
- for (int i = 0; i < proposals.length; i++) {
- IContextInformation contextInformation = proposals[i].getContextInformation();
- if (contextInformation != null) {
- ContextInformationWrapper wrapper = new ContextInformationWrapper(contextInformation);
- wrapper.setContextInformationPosition(offset);
- result.add(wrapper);
- }
- }
- return result;
- }
-
- /**
- * Order the given proposals.
- */
- private ICompletionProposal[] order(ICompletionProposal[] proposals) {
- Arrays.sort(proposals, fComparator);
- return proposals;
- }
-
- /**
- * Tells this processor to order the proposals alphabetically.
- *
- * @param order <code>true</code> if proposals should be ordered.
- */
- public void orderProposalsAlphabetically(boolean order) {
- fComparator.setOrderAlphabetically(order);
- }
-
- /**
- * @see IContentAssistProcessor#getCompletionProposalAutoActivationCharacters()
- */
- public char[] getCompletionProposalAutoActivationCharacters() {
- return fProposalAutoActivationSet;
- }
-
- /**
- * Sets this processor's set of characters triggering the activation of the
- * completion proposal computation.
- *
- * @param activationSet the activation set
- */
- public void setCompletionProposalAutoActivationCharacters(char[] activationSet) {
- fProposalAutoActivationSet= activationSet;
- }
-
- /* (non-Javadoc)
- * Method declared on IContentAssistProcessor
- */
- public char[] getContextInformationAutoActivationCharacters() {
- return new char[] {
- };
- }
-
- /* (non-Javadoc)
- * Method declared on IContentAssistProcessor
- */
- public IContextInformationValidator getContextInformationValidator() {
- return fValidator;
- }
-
- /* (non-Javadoc)
- * Method declared on IContentAssistProcessor
- */
- public String getErrorMessage() {
- return null;
- }
-}
git://git.phpeclipse.com / phpeclipse.git / blobdiff