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/*******************************************************************************
* Copyright (c) 2005, 2007 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.views.memory;
import java.util.ArrayList;
import java.util.Iterator;
import org.eclipse.debug.core.model.IMemoryBlock;
import org.eclipse.debug.internal.ui.preferences.IDebugPreferenceConstants;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.memory.IMemoryRendering;
import org.eclipse.debug.ui.memory.IMemoryRenderingContainer;
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;
/**
* The popup menu action for a memory rendering used to reset the current
* selection to the default first memory position
*
* @since 3.2.0
*/
public class ResetMemoryBlockAction implements IViewActionDelegate {
private IViewPart fView;
private ArrayList<Object> fSelectedMB = new ArrayList<>();
@Override
public void init(IViewPart view) {
fView = view;
}
@Override
public void run(IAction action) {
if (fSelectedMB.isEmpty()) {
return;
}
boolean resetVisible = false;
String resetPref = DebugUITools.getPreferenceStore().getString(IDebugPreferenceConstants.PREF_RESET_MEMORY_BLOCK);
if (resetPref.equals(IDebugPreferenceConstants.RESET_VISIBLE)) {
resetVisible = true;
}
Iterator<Object> iter = fSelectedMB.iterator();
while (iter.hasNext()) {
IMemoryBlock mb = (IMemoryBlock) iter.next();
if (fView instanceof MemoryView) {
MemoryView memView = (MemoryView) fView;
IMemoryRenderingContainer[] containers = memView.getMemoryRenderingContainers();
for (IMemoryRenderingContainer container : containers) {
if (container instanceof RenderingViewPane) {
((RenderingViewPane) container).resetRenderings(mb, resetVisible);
}
}
}
}
}
@Override
public void selectionChanged(IAction action, ISelection selection) {
action.setEnabled(!selection.isEmpty());
if (selection instanceof IStructuredSelection) {
IStructuredSelection strucSel = (IStructuredSelection) selection;
Object[] objs = strucSel.toArray();
fSelectedMB.clear();
for (Object obj : objs) {
if (obj instanceof IMemoryBlock) {
fSelectedMB.add(obj);
}
if (obj instanceof IMemoryRendering) {
fSelectedMB.add(((IMemoryRendering) obj).getMemoryBlock());
}
}
}
}
}
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