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/*******************************************************************************
* Copyright (c) 2000, 2008 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:
* IBM Corporation - initial API and implementation
* Anton Leherbauer (Wind River Systems) - adaptations for Common Navigator
*******************************************************************************/
package org.eclipse.cdt.internal.ui.navigator;
import java.util.Iterator;
import org.eclipse.core.resources.ICommand;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IncrementalProjectBuilder;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.GroupMarker;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.actions.BuildAction;
import org.eclipse.ui.navigator.ICommonMenuConstants;
import org.eclipse.cdt.internal.ui.cview.CViewMessages;
/**
* Common Navigator compatible clone of {@link org.eclipse.cdt.internal.ui.cview.BuildGroup}.
* <p>
* Adds action "Clean Project" and group marker "buildGroup" to the context menu.
* </p>
* @see org.eclipse.cdt.internal.ui.cview.BuildGroup
* @see org.eclipse.ui.actions.BuildAction
*/
public class CNavigatorBuildActionGroup extends AbstractCNavigatorActionGroup {
private BuildAction fCleanAction;
// Menu tags for the build
final String BUILD_GROUP_MARKER= "buildGroup"; //$NON-NLS-1$
final String BUILD_GROUP_MARKER_END= "end-buildGroup"; //$NON-NLS-1$
/**
* Create action group associated with given view part.
* @param viewPart
*/
public CNavigatorBuildActionGroup(IViewPart viewPart) {
super(viewPart);
}
@Override
public void fillActionBars(IActionBars actionBars) {
}
/**
* Adds the build actions to the context menu.
* <p>
* The following conditions apply: build-only projects selected, auto build
* disabled, at least one * builder present
* </p>
* <p>
* No disabled action should be on the context menu.
* </p>
*
* @param menu
* context menu to add actions to
*/
@Override
public void fillContextMenu(IMenuManager menu) {
IStructuredSelection selection= (IStructuredSelection) getContext().getSelection();
boolean isProjectSelection= true;
boolean hasOpenProjects= false;
boolean hasClosedProjects= false;
boolean hasBuilder= true; // false if any project is closed or does
// not have builder
Iterator resources= selection.iterator();
while (resources.hasNext() && (!hasOpenProjects || !hasClosedProjects || hasBuilder || isProjectSelection)) {
Object next= resources.next();
IProject project= null;
if (next instanceof IProject) {
project= (IProject) next;
} else if (next instanceof IAdaptable) {
IResource res= (IResource)((IAdaptable)next).getAdapter(IResource.class);
if (res instanceof IProject) {
project= (IProject) res;
}
}
if (project == null) {
isProjectSelection= false;
continue;
}
if (project.isOpen()) {
hasOpenProjects= true;
if (hasBuilder && !hasBuilder(project)) {
hasBuilder= false;
}
} else {
hasClosedProjects= true;
hasBuilder= false;
}
}
if (!selection.isEmpty() && isProjectSelection && hasBuilder) {
fCleanAction.selectionChanged(selection);
if (fCleanAction.isEnabled()) {
if (menu.find(BuildAction.ID_BUILD) != null) {
menu.insertAfter(BuildAction.ID_BUILD, fCleanAction);
} else {
menu.insertAfter(ICommonMenuConstants.GROUP_BUILD, fCleanAction);
}
}
}
menu.appendToGroup(ICommonMenuConstants.GROUP_BUILD, new Separator(BUILD_GROUP_MARKER));
menu.appendToGroup(BUILD_GROUP_MARKER, new GroupMarker(BUILD_GROUP_MARKER_END));
}
/**
* Returns whether there are builders configured on the given project.
*
* @return <code>true</code> if it has builders, <code>false</code> if
* not, or if this could not be determined
*/
boolean hasBuilder(IProject project) {
try {
ICommand[] commands= project.getDescription().getBuildSpec();
if (commands.length > 0) return true;
} catch (CoreException e) {
// Cannot determine if project has builders. Project is closed
// or does not exist. Fall through to return false.
}
return false;
}
@Override
protected void makeActions() {
fCleanAction= new BuildAction(getViewPart().getSite(), IncrementalProjectBuilder.CLEAN_BUILD);
fCleanAction.setText(CViewMessages.getString("CleanAction.label")); //$NON-NLS-1$
}
@Override
public void updateActionBars() {
}
}
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