/*******************************************************************************
* Copyright (c) 2008, 2012 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.ui.viewmodel.launch.actions;
import org.eclipse.cdt.dsf.concurrent.DsfRunnable;
import org.eclipse.cdt.dsf.debug.service.IRunControl.IExecutionDMContext;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.actions.AbstractVMProviderActionDelegate;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.launch.AbstractLaunchVMProvider;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.launch.ExpandStackEvent;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.launch.StackFramesVMNode;
import org.eclipse.cdt.dsf.debug.ui.viewmodel.launch.StackFramesVMNode.IncompleteStackVMContext;
import org.eclipse.cdt.dsf.ui.viewmodel.IVMNode;
import org.eclipse.debug.ui.contexts.DebugContextEvent;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPart;
/**
* Increment the (temporary) stack limit for the selected stack.
*/
public class ExpandStackAction extends AbstractVMProviderActionDelegate implements IObjectActionDelegate {
/*
* @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
*/
@Override
public void run(IAction action) {
Object element = getViewerInput();
if (element instanceof IncompleteStackVMContext) {
IncompleteStackVMContext incStackVmc = ((IncompleteStackVMContext) element);
IVMNode node = incStackVmc.getVMNode();
if (incStackVmc.getVMNode() instanceof StackFramesVMNode) {
final IExecutionDMContext exeCtx= incStackVmc.getExecutionDMContext();
((StackFramesVMNode) node).incrementStackFrameLimit(exeCtx);
final ExpandStackEvent event = new ExpandStackEvent(exeCtx);
final AbstractLaunchVMProvider vmProvider = (AbstractLaunchVMProvider) getVMProvider();
vmProvider.getExecutor().execute(new DsfRunnable() {
@Override
public void run() {
vmProvider.handleEvent(event);
}
});
}
}
}
@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;
if (getVMProvider() instanceof AbstractLaunchVMProvider) {
Object element = getViewerInput();
enabled = element instanceof IncompleteStackVMContext;
}
getAction().setEnabled(enabled);
}
@Override
public void setActivePart(IAction action, IWorkbenchPart targetPart) {
if (targetPart instanceof IViewPart) {
init((IViewPart) targetPart);
}
}
}