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/*******************************************************************************
* Copyright (c) 2008 Ericsson 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:
* Ericsson - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.gdb.internal.ui.actions;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.actions.AbstractVMProviderActionDelegate;
import org.eclipse.cdt.dsf.gdb.actions.IConnect;
import org.eclipse.cdt.dsf.gdb.launching.GdbLaunch;
import org.eclipse.cdt.dsf.ui.viewmodel.datamodel.IDMVMContext;
import org.eclipse.debug.ui.contexts.DebugContextEvent;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IViewPart;
/*
* Action to trigger a prompt for a process to attach to
*/
public class ConnectActionDelegate extends AbstractVMProviderActionDelegate {
/*
* @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
*/
public void run(IAction action) {
if (action.isEnabled()) {
// disable the action so it cannot be run again until an event or
// selection change updates the enablement
action.setEnabled(false);
final IConnect connectCommand = getConnectCommand();
if (connectCommand != null) {
connectCommand.connect(null);
}
}
}
@Override
public void init(IViewPart view) {
super.init(view);
updateEnablement();
}
@Override
public void debugContextChanged(DebugContextEvent event) {
super.debugContextChanged(event);
updateEnablement();
}
@Override
public void selectionChanged(IAction action, ISelection selection) {
super.selectionChanged(action, selection);
updateEnablement();
}
private void updateEnablement() {
boolean enabled = false;
final IConnect connectCommand = getConnectCommand();
if (connectCommand != null) {
enabled = connectCommand.canConnect();
}
getAction().setEnabled(enabled);
}
private IConnect getConnectCommand() {
IConnect command = null;
Object element = getViewerInput();
if (element instanceof IDMVMContext) {
IDMVMContext dmc = (IDMVMContext)element;
command = (IConnect)dmc.getAdapter(IConnect.class);
} else if (element instanceof GdbLaunch) {
GdbLaunch launch = (GdbLaunch)element;
command = (IConnect)launch.getSession().getModelAdapter(IConnect.class);
}
return command;
}
}
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