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/*******************************************************************************
* Copyright (c) 2015 Composent, Inc. 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: Scott Lewis - initial API and implementation
******************************************************************************/
package org.eclipse.ecf.remoteserviceadmin.ui.rsa;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.ecf.internal.remoteservices.ui.Activator;
import org.eclipse.ecf.internal.remoteservices.ui.DiscoveryComponent;
import org.eclipse.ecf.osgi.services.remoteserviceadmin.RemoteServiceAdmin;
import org.eclipse.ecf.remoteserviceadmin.ui.rsa.model.AbstractRSAContentProvider;
import org.eclipse.ecf.remoteserviceadmin.ui.rsa.model.AbstractRSANode;
import org.eclipse.ecf.remoteserviceadmin.ui.rsa.model.ExportRegistrationNode;
import org.eclipse.ecf.remoteserviceadmin.ui.rsa.model.ImportRegistrationNode;
import org.eclipse.ecf.remoteserviceadmin.ui.service.ServicesView;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITreeSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.model.WorkbenchLabelProvider;
import org.eclipse.ui.part.ViewPart;
import org.osgi.framework.Constants;
import org.osgi.framework.ServiceReference;
/**
* @since 3.3
*/
public abstract class AbstractRemoteServiceAdminView extends ViewPart {
protected TreeViewer viewer;
protected AbstractRSAContentProvider contentProvider;
public AbstractRemoteServiceAdminView() {
super();
}
protected RemoteServiceAdmin getLocalRSA() {
DiscoveryComponent discovery = DiscoveryComponent.getDefault();
return (discovery == null) ? null : discovery.getRSA();
}
protected void fillContextMenu(IMenuManager manager) {
}
protected void makeActions() {
}
protected void hookContextMenu() {
MenuManager menuMgr = new MenuManager("#PopupMenu"); //$NON-NLS-1$
menuMgr.setRemoveAllWhenShown(true);
menuMgr.addMenuListener(new IMenuListener() {
public void menuAboutToShow(IMenuManager manager) {
AbstractRemoteServiceAdminView.this.fillContextMenu(manager);
}
});
Menu menu = menuMgr.createContextMenu(viewer.getControl());
viewer.getControl().setMenu(menu);
getSite().registerContextMenu(menuMgr, viewer);
}
protected AbstractRSANode getSelectedNode() {
return ((AbstractRSANode) ((ITreeSelection) viewer.getSelection()).getFirstElement());
}
@Override
public void dispose() {
super.dispose();
viewer = null;
contentProvider = null;
}
protected abstract AbstractRSAContentProvider createContentProvider(IViewSite viewSite);
protected void updateModel() {
}
protected abstract void setupListeners();
protected void log(int level, String message, Throwable e) {
Activator.getDefault().getLog().log(new Status(level, Activator.PLUGIN_ID, message, e));
}
protected void logWarning(String message, Throwable e) {
log(IStatus.WARNING, message, e);
}
protected void logError(String message, Throwable e) {
log(IStatus.ERROR, message, e);
}
protected void selectServiceInServicesView(final long serviceId) {
try {
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if (window != null) {
IWorkbenchPage page = window.getActivePage();
if (page != null) {
IViewPart view = page.findView(ServicesView.ID_VIEW); //$NON-NLS-1$
if (view != null)
((ServicesView) view).setSelectedService(serviceId);
}
}
} catch (Exception e) {
logWarning("Could not show services in PDE Plugin view", e); //$NON-NLS-1$
}
}
protected void addSelectionListeners() {
viewer.addSelectionChangedListener(new ISelectionChangedListener() {
@Override
public void selectionChanged(SelectionChangedEvent event) {
ISelection sel = event.getSelection();
Object selection = null;
if (sel instanceof IStructuredSelection)
selection = ((IStructuredSelection) sel).getFirstElement();
ServiceReference sr = null;
if (selection instanceof ExportRegistrationNode) {
sr = ((ExportRegistrationNode) selection).getServiceReference();
} else if (selection instanceof ImportRegistrationNode) {
sr = ((ImportRegistrationNode) selection).getServiceReference();
}
if (sr != null)
selectServiceInServicesView((Long) sr.getProperty(Constants.SERVICE_ID));
}
});
}
@Override
public void createPartControl(Composite parent) {
IViewSite viewSite = getViewSite();
this.contentProvider = createContentProvider(viewSite);
viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
viewer.setContentProvider(this.contentProvider);
viewer.setLabelProvider(new WorkbenchLabelProvider());
viewer.setAutoExpandLevel(TreeViewer.ALL_LEVELS);
viewer.setInput(viewSite);
makeActions();
hookContextMenu();
viewSite.setSelectionProvider(viewer);
addSelectionListeners();
setupListeners();
RemoteServiceAdmin rsa = getLocalRSA();
if (rsa != null)
updateModel();
}
@Override
public void setFocus() {
}
}
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