/*******************************************************************************
* Copyright (c) 2009, 2015 Alena Laskavaia 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:
* Alena Laskavaia - initial API and implementation
* Alex Ruiz (Google)
* Sergey Prigogin (Google)
*******************************************************************************/
package org.eclipse.cdt.codan.internal.ui.cxx;
import org.eclipse.cdt.codan.core.CodanRuntime;
import org.eclipse.cdt.codan.core.model.CheckerLaunchMode;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.internal.ui.editor.CEditor;
import org.eclipse.cdt.internal.ui.editor.IPostSaveListener;
import org.eclipse.cdt.ui.ICEditor;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.IPartListener2;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchPartReference;
/**
* Enables Codan's "run as you type", "run on file save" and "run on file open" launch modes.
*/
class CodanPartListener implements IPartListener2 {
private CodanCReconciler reconciler;
private IPostSaveListener postSaveListener;
@Override
public void partActivated(IWorkbenchPartReference partRef) {
}
@Override
public void partDeactivated(IWorkbenchPartReference partRef) {
}
@Override
public void partOpened(IWorkbenchPartReference partRef) {
IWorkbenchPart part = partRef.getPart(false);
if (isCEditor(part)) {
CEditor editor = (CEditor) part;
if (reconciler == null) {
reconciler = new CodanCReconciler();
}
reconciler.install(editor);
if (postSaveListener == null) {
postSaveListener = new IPostSaveListener() {
@Override
public void saved(ITranslationUnit translationUnit, IProgressMonitor monitor) {
processResource(translationUnit.getResource(), CheckerLaunchMode.RUN_ON_FILE_SAVE);
}
};
}
editor.addPostSaveListener(postSaveListener);
IResource resource = editor.getEditorInput().getAdapter(IResource.class);
processResource(resource, CheckerLaunchMode.RUN_ON_FILE_OPEN);
}
}
private static void processResource(final IResource resource, final CheckerLaunchMode launchMode) {
if (resource != null) {
Job job = new Job(NLS.bind(Messages.Startup_AnalyzingFile, resource.getName())) {
@Override
protected IStatus run(IProgressMonitor monitor) {
CodanRuntime.getInstance().getBuilder().processResource(resource, monitor, launchMode);
return Status.OK_STATUS;
}
};
job.setRule(resource);
job.setSystem(true);
job.schedule();
}
}
@Override
public void partHidden(IWorkbenchPartReference partRef) {
}
@Override
public void partVisible(IWorkbenchPartReference partRef) {
}
@Override
public void partClosed(IWorkbenchPartReference partRef) {
IWorkbenchPart part = partRef.getPart(false);
if (reconciler != null && isCEditor(part)) {
reconciler.uninstall((CEditor) part);
}
}
private boolean isCEditor(IWorkbenchPart part) {
// We need to be very careful since this code may be executed in an environment where CDT is
// installed, but is not actively used.
// By checking for ICEditor first we avoid loading CEditor class if the part is not a C/C++
// editor. Loading of CEditor class can be very expensive since it triggers loading of many
// other classes.
return part instanceof ICEditor && part instanceof CEditor;
}
@Override
public void partBroughtToTop(IWorkbenchPartReference partRef) {
}
@Override
public void partInputChanged(IWorkbenchPartReference partRef) {
}
}