/*******************************************************************************
* Copyright (c) 2008, 2009 Wind River Systems 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 - Ted Williams - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.ui.memory;
import org.eclipse.cdt.dsf.debug.internal.provisional.model.IMemoryBlockUpdatePolicyProvider;
import org.eclipse.debug.core.DebugEvent;
import org.eclipse.debug.core.IDebugEventSetListener;
import org.eclipse.debug.core.model.IMemoryBlock;
import org.eclipse.debug.ui.memory.IMemoryRendering;
import org.eclipse.debug.ui.memory.IMemoryRenderingContainer;
import org.eclipse.debug.ui.memory.IMemoryRenderingSite;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
/**
*
* @since 2.0 Moved to different package, exists since 1.0.
*/
@SuppressWarnings("restriction")
public class RefreshAction implements IViewActionDelegate {
private IMemoryBlock fMemoryBlock = null;
private IMemoryRenderingSite fsite;
public void init(IViewPart view) {
fsite = (IMemoryRenderingSite) view;
}
public void run(IAction action) {
if(fMemoryBlock instanceof IMemoryBlockUpdatePolicyProvider)
{
((IMemoryBlockUpdatePolicyProvider) fMemoryBlock).clearCache();
IMemoryRenderingContainer containers[] = fsite.getMemoryRenderingContainers();
for(int i = 0; i < containers.length; i++)
{
IMemoryRendering renderings[] = containers[i].getRenderings();
for(int j = 0; j < renderings.length; j++)
{
if (renderings[j].getControl() instanceof IDebugEventSetListener)
{
((IDebugEventSetListener) renderings[j].getControl()).handleDebugEvents(
new DebugEvent[] { new DebugEvent(fMemoryBlock, DebugEvent.CHANGE) } );
}
}
}
}
}
public void selectionChanged(IAction action, ISelection selection) {
fMemoryBlock = null;
action.setEnabled(false);
if(selection instanceof IStructuredSelection)
{
if(((IStructuredSelection) selection).getFirstElement() instanceof IMemoryBlock)
{
fMemoryBlock = (IMemoryBlock) ((IStructuredSelection) selection).getFirstElement();
action.setEnabled(true);
}
else if(((IStructuredSelection) selection).getFirstElement() instanceof IMemoryRendering)
{
fMemoryBlock = ((IMemoryRendering) ((IStructuredSelection) selection).getFirstElement()).getMemoryBlock();
action.setEnabled(true);
}
}
}
}