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/*******************************************************************************
* Copyright (c) 2004, 2014 IBM Corporation 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
*
* Contributors:
* John Camelon (IBM) - Initial API and implementation
* Bryan Wilkinson (QNX)
* Sergey Prigogin (Google)
* Thomas Corbat (IFS)
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTName;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.ICPPASTCompletionContext;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPASTUsingDirective;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPNamespace;
import org.eclipse.cdt.internal.core.dom.parser.ASTAttributeOwner;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPSemantics;
public class CPPASTUsingDirective extends ASTAttributeOwner
implements ICPPASTUsingDirective, ICPPASTCompletionContext {
private IASTName name;
public CPPASTUsingDirective() {
}
public CPPASTUsingDirective(IASTName name) {
setQualifiedName(name);
}
@Override
public CPPASTUsingDirective copy() {
return copy(CopyStyle.withoutLocations);
}
@Override
public CPPASTUsingDirective copy(CopyStyle style) {
CPPASTUsingDirective copy = new CPPASTUsingDirective(name == null ? null : name.copy(style));
return copy(copy, style);
}
@Override
public IASTName getQualifiedName() {
return name;
}
@Override
public void setQualifiedName(IASTName qualifiedName) {
assertNotFrozen();
this.name = qualifiedName;
if (qualifiedName != null) {
qualifiedName.setParent(this);
qualifiedName.setPropertyInParent(QUALIFIED_NAME);
}
}
@Override
public boolean accept(ASTVisitor action) {
if (action.shouldVisitDeclarations) {
switch (action.visit(this)) {
case ASTVisitor.PROCESS_ABORT: return false;
case ASTVisitor.PROCESS_SKIP: return true;
default: break;
}
}
if (!acceptByCPPAttributeSpecifiers(action)) return false;
if (name != null && !name.accept(action)) return false;
if (!acceptByGCCAttributeSpecifiers(action)) return false;
if (action.shouldVisitDeclarations) {
switch (action.leave(this)) {
case ASTVisitor.PROCESS_ABORT: return false;
case ASTVisitor.PROCESS_SKIP: return true;
default: break;
}
}
return true;
}
@Override
public int getRoleForName(IASTName n) {
if (n == name)
return r_reference;
return r_unclear;
}
@Override
public IBinding[] findBindings(IASTName n, boolean isPrefix, String[] namespaces) {
IBinding[] bindings = CPPSemantics.findBindingsForContentAssist(n, isPrefix, namespaces);
List<IBinding> filtered = new ArrayList<IBinding>();
for (IBinding binding : bindings) {
if (binding instanceof ICPPNamespace) {
filtered.add(binding);
}
}
return filtered.toArray(new IBinding[filtered.size()]);
}
@Override
public IBinding[] findBindings(IASTName n, boolean isPrefix) {
return findBindings(n, isPrefix, null);
}
}
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