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/*******************************************************************************
* Copyright (c) 2003, 2005 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
*******************************************************************************/
package org.eclipse.debug.internal.ui.sourcelookup;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.model.IStackFrame;
import org.eclipse.debug.core.sourcelookup.ISourceLookupDirector;
import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
import org.eclipse.debug.internal.ui.views.launch.LaunchView;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.SelectionListenerAction;
/**
* Does source lookup for the selected stack frame again.
*
* @since 3.0
*/
public class LookupSourceAction extends SelectionListenerAction {
private ISourceLookupDirector director = null;
private LaunchView fView = null;
private IStackFrame frame = null;
public LookupSourceAction(LaunchView view) {
super(SourceLookupUIMessages.LookupSourceAction_0);
setEnabled(false);
PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IDebugHelpContextIds.LOOKUP_SOURCE_ACTION);
fView = view;
}
/* (non-Javadoc)
* @see org.eclipse.ui.actions.BaseSelectionListenerAction#updateSelection(org.eclipse.jface.viewers.IStructuredSelection)
*/
protected boolean updateSelection(IStructuredSelection selection) {
director = null;
frame = null;
if (selection.size() == 1) {
Object object = selection.getFirstElement();
if (object instanceof IStackFrame) {
frame = (IStackFrame)object;
ILaunch launch = frame.getLaunch();
if (launch != null && launch.getLaunchConfiguration() != null &&
launch.getSourceLocator() instanceof ISourceLookupDirector) {
director = (ISourceLookupDirector) launch.getSourceLocator();
}
}
}
return director != null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.action.IAction#run()
*/
public void run() {
ISelection selection = fView.getViewer().getSelection();
if (selection instanceof IStructuredSelection) {
IStructuredSelection ss = (IStructuredSelection) selection;
if (ss.size() == 1) {
IWorkbenchPage page = fView.getSite().getPage();
SourceLookupManager.getDefault().displaySource(ss.getFirstElement(), page, true);
}
}
}
}
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