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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Eclipse Public License, Version 1.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.eclipse.org/org/documents/epl-v10.php
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.ide.eclipse.adt.internal.editors.layout.refactoring;
import com.android.ide.eclipse.adt.internal.project.BaseProjectHelper;
import com.android.ide.eclipse.adt.internal.refactorings.extractstring.ExtractStringProposal;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.dom.ASTNode;
import org.eclipse.jdt.ui.text.java.IInvocationContext;
import org.eclipse.jdt.ui.text.java.IJavaCompletionProposal;
import org.eclipse.jdt.ui.text.java.IProblemLocation;
/**
* Quick Assistant for Java files in Android projects
*/
public class JavaQuickAssistant implements org.eclipse.jdt.ui.text.java.IQuickAssistProcessor {
public JavaQuickAssistant() {
}
@Override
public boolean hasAssists(IInvocationContext context) throws CoreException {
return true;
}
@Override
public IJavaCompletionProposal[] getAssists(IInvocationContext context,
IProblemLocation[] locations) throws CoreException {
// We should only offer Android quick assists within Android projects.
// This can be done by adding this logic to the extension registration:
//
// <enablement>
// <with variable="projectNatures">
// <iterate operator="or">
// <equals value="com.android.ide.eclipse.adt.AndroidNature"/>
// </iterate>
// </with>
// </enablement>
//
// However, this causes some errors to be dumped to the log, so instead we filter
// out non Android projects programmatically:
IProject project = context.getCompilationUnit().getJavaProject().getProject();
if (project == null || !BaseProjectHelper.isAndroidProject(project)) {
return null;
}
ASTNode coveringNode = context.getCoveringNode();
if (coveringNode != null && coveringNode.getNodeType() == ASTNode.STRING_LITERAL
&& coveringNode.getLength() > 2) { // don't extract empty strings (includes quotes)
return new IJavaCompletionProposal[] {
new ExtractStringProposal(context)
};
}
return null;
}
}
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