/*******************************************************************************
* Copyright (c) 2000, 2015 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
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.ui.cview;
import java.util.Iterator;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.KeyEvent;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.IWorkbenchPartSite;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.actions.CloseResourceAction;
import org.eclipse.ui.actions.OpenResourceAction;
import org.eclipse.ui.actions.RefreshAction;
import org.eclipse.ui.ide.IDEActionFactory;
import org.eclipse.cdt.ui.CUIPlugin;
/**
* This is the action group for actions such as Refresh Local, and Open/Close
* Project.
*/
public class OpenProjectGroup extends CViewActionGroup {
private OpenResourceAction openProjectAction;
private CloseResourceAction closeProjectAction;
private RefreshAction refreshAction;
public OpenProjectGroup(CView cview) {
super(cview);
}
@Override
public void fillActionBars(IActionBars actionBars) {
actionBars.setGlobalActionHandler(ActionFactory.REFRESH.getId(), refreshAction);
actionBars.setGlobalActionHandler(IDEActionFactory.OPEN_PROJECT.getId(), openProjectAction);
actionBars.setGlobalActionHandler(IDEActionFactory.CLOSE_PROJECT.getId(), closeProjectAction);
}
/**
* Adds the open project, close project and refresh resource actions to the
* context menu.
* <p>
* refresh-no closed project selected
* </p>
* <p>
* Both the open project and close project action may be on the menu at the
* same time.
* </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;
Iterator<?> resources = selection.iterator();
while (resources.hasNext() && (!hasOpenProjects || !hasClosedProjects || isProjectSelection)) {
Object next = resources.next();
IProject project = null;
if (next instanceof IProject) {
project = (IProject) next;
} else if (next instanceof IAdaptable) {
IResource res = ((IAdaptable) next).getAdapter(IResource.class);
if (res instanceof IProject) {
project = (IProject)res;
}
}
if (project == null) {
isProjectSelection = false;
continue;
}
if (project.isOpen()) {
hasOpenProjects = true;
} else {
hasClosedProjects = true;
}
}
if (!hasClosedProjects) {
refreshAction.selectionChanged(selection);
menu.add(refreshAction);
}
if (isProjectSelection) {
if (hasClosedProjects) {
openProjectAction.selectionChanged(selection);
menu.add(openProjectAction);
}
if (hasOpenProjects) {
closeProjectAction.selectionChanged(selection);
menu.add(closeProjectAction);
}
}
}
/**
* Handles a key pressed event by invoking the appropriate action.
*/
@Override
public void handleKeyPressed(KeyEvent event) {
if (event.keyCode == SWT.F5 && event.stateMask == 0) {
if (refreshAction.isEnabled()) {
refreshAction.refreshAll();
}
// Swallow the event
event.doit = false;
}
}
@Override
protected void makeActions() {
final IWorkbenchPartSite site= getCView().getSite();
IWorkspace workspace = CUIPlugin.getWorkspace();
openProjectAction = new OpenResourceAction(site);
workspace.addResourceChangeListener(openProjectAction, IResourceChangeEvent.POST_CHANGE);
closeProjectAction = new CloseResourceAction(site);
workspace.addResourceChangeListener(closeProjectAction, IResourceChangeEvent.POST_CHANGE);
refreshAction = new RefreshAction(site);
refreshAction.setDisabledImageDescriptor(getImageDescriptor("dlcl16/refresh_nav.gif"));//$NON-NLS-1$
refreshAction.setImageDescriptor(getImageDescriptor("elcl16/refresh_nav.gif"));//$NON-NLS-1$
// refreshAction.setHoverImageDescriptor(getImageDescriptor("clcl16/refresh_nav.gif"));//$NON-NLS-1$
}
@Override
public void updateActionBars() {
IStructuredSelection selection = (IStructuredSelection) getContext().getSelection();
refreshAction.selectionChanged(selection);
openProjectAction.selectionChanged(selection);
closeProjectAction.selectionChanged(selection);
}
@Override
public void dispose() {
IWorkspace workspace = CUIPlugin.getWorkspace();
workspace.removeResourceChangeListener(closeProjectAction);
workspace.removeResourceChangeListener(openProjectAction);
}
}