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/*******************************************************************************
* Copyright (c) 2007, 2008 Nokia 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:
* Nokia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.internal.ui.actions.breakpoints;
import java.math.BigInteger;
import org.eclipse.cdt.debug.internal.core.model.CMemoryBlockExtension;
import org.eclipse.cdt.debug.ui.CDebugUIPlugin;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.model.IMemoryBlock;
import org.eclipse.debug.core.model.IMemoryBlockExtension;
import org.eclipse.debug.core.model.MemoryByte;
import org.eclipse.debug.ui.memory.IRepositionableMemoryRendering;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.ui.IActionDelegate;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
public class AddWatchpointOnMemoryActionDelegate extends AddWatchpointActionDelegate {
/**
* Constructor for Action1.
*/
public AddWatchpointOnMemoryActionDelegate() {
super();
}
/**
* @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)
*/
public void setActivePart(IAction action, IWorkbenchPart targetPart) {}
/**
* @see IActionDelegate#run(IAction)
*/
@Override
public void run(IAction action) {
IStructuredSelection selection = getSelection();
if (selection == null || selection.isEmpty()) {
return;
}
Object obj = selection.getFirstElement();
if (obj != null) {
String memorySpace = null;
String address = ""; //$NON-NLS-1$
String range = "1"; //$NON-NLS-1$
if (obj instanceof IAdaptable) {
IRepositionableMemoryRendering rendering = (IRepositionableMemoryRendering) ((IAdaptable)obj).getAdapter(IRepositionableMemoryRendering.class);
if (rendering != null) {
int addressableSize = 1;
IMemoryBlock memblock = rendering.getMemoryBlock();
if (memblock instanceof IMemoryBlockExtension) {
try {
addressableSize = ((IMemoryBlockExtension)memblock).getAddressableSize();
} catch (DebugException e) {
CDebugUIPlugin.log(e);
}
}
memorySpace = getMemorySpace(rendering.getMemoryBlock(), memorySpace);
address = getSelectedAddress(rendering.getSelectedAddress(), address);
range = getRange(rendering.getSelectedAsBytes(), addressableSize, range);
}
}
AddWatchpointDialog dlg = new AddWatchpointDialog(CDebugUIPlugin.getActiveWorkbenchShell(),
getMemorySpaceManagement());
dlg.initializeMemorySpace(memorySpace);
dlg.setExpression(address);
dlg.initializeRange(true, range);
if (dlg.open() == Window.OK) {
addWatchpoint(dlg.getWriteAccess(), dlg.getReadAccess(), dlg.getExpression(), dlg.getMemorySpace(), dlg.getRange());
}
}
}
private String getMemorySpace(IMemoryBlock memBlock, String def) {
if (memBlock != null && memBlock instanceof CMemoryBlockExtension) {
return ((CMemoryBlockExtension)memBlock).getMemorySpaceID();
}
return def;
}
private String getSelectedAddress(BigInteger selectedAddress, String def) {
if (selectedAddress != null) {
return "0x" + selectedAddress.toString(16); //$NON-NLS-1$
}
return def;
}
private String getRange(MemoryByte[] selectedBytes, int addressableSize, String def) {
if (selectedBytes != null && selectedBytes.length > 0) {
return Integer.toString(selectedBytes.length / addressableSize);
}
return def;
}
/**
* @see IActionDelegate#selectionChanged(IAction, ISelection)
*/
/* (non-Javadoc)
* @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection)
*/
@Override
public void selectionChanged(IAction action, ISelection selection) {}
private IStructuredSelection getSelection() {
return (IStructuredSelection)getView().getViewSite().getSelectionProvider().getSelection();
}
}
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