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/*******************************************************************************
* Copyright (c) 2018 Wind River Systems, Inc. and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Lidia Popescu - [536255] initial API and implementation. Extension point for open call hierarchy view
*******************************************************************************/
package org.eclipse.cdt.ui.tests.callhierarchy.extension;
import org.eclipse.jface.viewers.IOpenListener;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.ui.ICHEContentProvider;
import org.eclipse.cdt.internal.core.model.ext.FunctionDeclarationHandle;
/**
* This class implements ICHEProvider and provides test information
* */
public class CHContentProvider implements ICHEContentProvider {
@Override
public Object[] asyncComputeExtendedRoot(Object parentElement) {
Object[] object = null;
if (parentElement instanceof ICElement) {
ICElement element = (ICElement) parentElement;
if (isDslFunction(element)) {
// check if this function declaration comes from a DSL file
DslNode node = new DslNode(element);
node.setProject(element.getCProject());
return new Object[] { node };
}
}
return object;
}
@Override
public IOpenListener getCCallHierarchyOpenListener() {
return new CHOpenListener();
}
/**
* E.g. A custom implementation, suppose that functions that ends with
* "_dsl" have been originally declared in a DSL file.
* @param cElement
* @return
*/
private static boolean isDslFunction(ICElement cElement) {
if (cElement instanceof FunctionDeclarationHandle) {
FunctionDeclarationHandle f = (FunctionDeclarationHandle) cElement;
if (f.getElementName() != null & f.getElementName().endsWith("_dsl")) {
return true;
}
}
return false;
}
}
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