/*******************************************************************************
* Copyright (c) 2006 Jeff Mesnil
* 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:
* "Rob Stryker" <rob.stryker@redhat.com> - Initial implementation
*******************************************************************************/
package net.jmesnil.jmx.ui.internal.views.navigator;
import java.util.ArrayList;
import java.util.Iterator;
import net.jmesnil.jmx.core.IConnectionWrapper;
import net.jmesnil.jmx.ui.internal.actions.DeleteConnectionAction;
import net.jmesnil.jmx.ui.internal.actions.DoubleClickAction;
import net.jmesnil.jmx.ui.internal.actions.MBeanServerConnectAction;
import net.jmesnil.jmx.ui.internal.actions.MBeanServerDisconnectAction;
import net.jmesnil.jmx.ui.internal.actions.NewConnectionAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.navigator.CommonActionProvider;
import org.eclipse.ui.navigator.ICommonActionConstants;
import org.eclipse.ui.navigator.ICommonActionExtensionSite;
/**
* The action provider as declared in plugin.xml
* as relates to Common Navigator
*/
public class ActionProvider extends CommonActionProvider {
private DoubleClickAction doubleClickAction;
private NewConnectionAction newConnectionAction;
public ActionProvider() {
super();
}
public void init(ICommonActionExtensionSite aSite) {
super.init(aSite);
doubleClickAction = new DoubleClickAction();
newConnectionAction = new NewConnectionAction();
aSite.getStructuredViewer().addSelectionChangedListener(doubleClickAction);
}
public void fillActionBars(IActionBars actionBars) {
super.fillActionBars(actionBars);
actionBars.setGlobalActionHandler(ICommonActionConstants.OPEN,
doubleClickAction);
}
public void fillContextMenu(IMenuManager menu) {
IConnectionWrapper[] connections = getWrappersFromSelection();
if( connections != null ) {
if( !anyConnected(connections) && allControlable(connections))
menu.add(new MBeanServerConnectAction(connections));
else if( allControlable(connections))
menu.add(new MBeanServerDisconnectAction(connections));
menu.add(new DeleteConnectionAction(connections));
}
// Finish up
menu.add(new Separator());
menu.add(newConnectionAction);
}
protected boolean anyConnected(IConnectionWrapper[] connections) {
for( int i = 0; i < connections.length; i++ )
if( connections[i].isConnected())
return true;
return false;
}
protected boolean allControlable(IConnectionWrapper[] connections) {
for( int i = 0; i < connections.length; i++ )
if( !connections[i].canControl() )
return false;
return true;
}
protected IConnectionWrapper[] getWrappersFromSelection() {
ArrayList<IConnectionWrapper> list = new ArrayList<IConnectionWrapper>();
if( getContext() != null && getContext().getSelection() != null ) {
ISelection sel = getContext().getSelection();
if( sel instanceof IStructuredSelection ) {
Iterator i = ((IStructuredSelection)sel).iterator();
Object o;
while(i.hasNext()) {
o = i.next();
if( o instanceof IConnectionWrapper ) {
list.add((IConnectionWrapper)o);
}
}
}
}
return list.toArray(new IConnectionWrapper[list.size()]);
}
}