/*******************************************************************************
* Copyright (c) 2007, 2014 Wind River Systems, Inc. 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:
* Markus Schorn - initial API and implementation
* Anton Leherbauer (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.ui.actions;
import java.util.ArrayList;
import java.util.Iterator;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.index.IIndexManager;
import org.eclipse.cdt.core.model.ICElement;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.internal.ui.util.EditorUtility;
public abstract class AbstractUpdateIndexAction implements IObjectActionDelegate {
private ISelection fSelection;
@Override
public void setActivePart(IAction action, IWorkbenchPart targetPart) {
}
@Override
public void run(IAction action) {
if (!(fSelection instanceof IStructuredSelection) && !(fSelection instanceof ITextSelection)) {
return;
}
ICElement[] elements = getSelectedCElements();
doRun(elements);
}
protected void doRun(ICElement[] elements) {
try {
CCorePlugin.getIndexManager().update(elements, getUpdateOptions());
} catch (CoreException e) {
CUIPlugin.log(e);
}
}
/**
* Returns the options to update the translation.
* @see IIndexManager#update(ICElement[], int)
* @since 4.0
*/
abstract protected int getUpdateOptions();
@Override
public void selectionChanged(IAction action, ISelection selection) {
fSelection = selection;
}
public boolean isEnabledFor(ISelection selection) {
selectionChanged(null, selection);
ICElement[] elements = getSelectedCElements();
return elements.length > 0;
}
protected ICElement[] getSelectedCElements() {
ArrayList<ICElement> tuSelection= new ArrayList<ICElement>();
if (fSelection instanceof IStructuredSelection) {
IStructuredSelection resources = SelectionConverter.convertSelectionToResources(fSelection);
for (Iterator<?> i= resources.iterator(); i.hasNext();) {
Object o= i.next();
if (o instanceof IResource) {
ICElement celement= CCorePlugin.getDefault().getCoreModel().create((IResource) o);
if (celement != null) {
tuSelection.add(celement);
}
}
}
} else if (fSelection == null || fSelection instanceof ITextSelection) {
IProject project = EditorUtility.getProjectForActiveEditor();
if (project != null) {
ICProject cproject= CCorePlugin.getDefault().getCoreModel().create(project);
if (cproject != null) {
tuSelection.add(cproject);
}
}
}
return tuSelection.toArray(new ICElement[tuSelection.size()]);
}
}