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Code Issues Wiki Activity

Hooked up search to the new content assist.

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This commit is contained in:
Doug Schaefer 2005-04-25 17:07:51 +00:00
parent d85e184a5d
commit 141d4a2510
2 changed files with 103 additions and 0 deletions
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4
core/org.eclipse.cdt.ui/plugin.xml
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@ -1361,6 +1361,10 @@
class="org.eclipse.cdt.internal.ui.text.template.TemplateEngine"
id="CodeTemplates"
priority="2"/>
<contributor
class="org.eclipse.cdt.internal.ui.text.contentassist.SearchCompletionContributor"
id="Search"
priority="3"/>
</extension>
</plugin>

99
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/contentassist/SearchCompletionContributor.java Normal file
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@ -0,0 +1,99 @@
/**********************************************************************
* Copyright (c) 2004 IBM Corporation 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
**********************************************************************/
package org.eclipse.cdt.internal.ui.text.contentassist;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.ast.ASTCompletionNode;
import org.eclipse.cdt.core.dom.ast.IASTFieldReference;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.filetype.ICFileType;
import org.eclipse.cdt.core.filetype.ICFileTypeConstants;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.IWorkingCopy;
import org.eclipse.cdt.core.search.BasicSearchMatch;
import org.eclipse.cdt.core.search.BasicSearchResultCollector;
import org.eclipse.cdt.core.search.ICSearchConstants;
import org.eclipse.cdt.core.search.ICSearchPattern;
import org.eclipse.cdt.core.search.ICSearchScope;
import org.eclipse.cdt.core.search.SearchEngine;
import org.eclipse.cdt.internal.ui.viewsupport.CElementImageProvider;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.ui.text.contentassist.ICompletionContributor;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.swt.graphics.Image;
public class SearchCompletionContributor implements ICompletionContributor {
public void contributeCompletionProposals(ITextViewer viewer, int offset,
IWorkingCopy workingCopy, ASTCompletionNode completionNode,
List proposals)
{
ICFileType fileType = CCorePlugin.getDefault().getFileType(workingCopy.getCProject().getProject(), workingCopy.getElementName());
// and only for C source files
if (fileType.isHeader() || ! fileType.getLanguage().getId().equals(ICFileTypeConstants.LANG_C))
return;
if (completionNode != null) {
IASTName[] names = completionNode.getNames();
for (int i = 0; i < names.length; i++) {
IASTName name = names[i];
// not hooked up, ignore
if (name.getTranslationUnit() == null)
continue;
// ignore if this is a member access
if (name.getParent() instanceof IASTFieldReference)
continue;
// Create search engine
SearchEngine searchEngine = new SearchEngine();
searchEngine.setWaitingPolicy( ICSearchConstants.FORCE_IMMEDIATE_SEARCH );
// Create search scope
ICElement[] projects = new ICElement[] { workingCopy.getCProject() };
ICSearchScope scope = SearchEngine.createCSearchScope(projects, true);
// Create the pattern
String prefix = new String(name.toCharArray()) + "*";
ICSearchPattern pattern = SearchEngine.createSearchPattern(prefix, ICSearchConstants.FUNCTION, ICSearchConstants.DEFINITIONS, false);
// Run the search
BasicSearchResultCollector collector = new BasicSearchResultCollector();
try {
searchEngine.search(CUIPlugin.getWorkspace(), pattern, scope, collector, false);
} catch (InterruptedException e) {
return;
}
Set results = collector.getSearchResults();
Iterator iResults = results.iterator();
while (iResults.hasNext()) {
BasicSearchMatch match = (BasicSearchMatch)iResults.next();
handleFunction(match.getName(), viewer, completionNode, offset, proposals);
}
}
}
// TODO else search the prefix text
}
private void handleFunction(String name, ITextViewer viewer, ASTCompletionNode completionNode, int offset, List proposals) {
int repLength = completionNode.getLength();
int repOffset = offset - repLength;
Image image = CUIPlugin.getImageDescriptorRegistry().get(CElementImageProvider.getFunctionImageDescriptor());
String repString = name + "()";
CCompletionProposal proposal = new CCompletionProposal(repString, repOffset, repLength, image, repString, 1, viewer);
proposal.setCursorPosition(repString.length() - 1);
proposals.add(proposal);
}
}