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/*******************************************************************************
* Copyright (c) 2009, 2010 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.internal.ui;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.cdt.debug.core.CDIDebugModel;
import org.eclipse.cdt.debug.core.model.ICBreakpoint;
import org.eclipse.cdt.debug.ui.CDebugUIPlugin;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.provisional.IDisassemblyPart;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.debug.core.model.IDebugElement;
import org.eclipse.debug.core.model.IDebugModelProvider;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.actions.IToggleBreakpointsTarget;
import org.eclipse.debug.ui.actions.IToggleBreakpointsTargetFactory;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IWorkbenchPart;
/**
* Toggle breakpoints target factory for disassembly parts.
*
* @since 2.1
*/
public class ToggleBreakpointsTargetFactory implements IToggleBreakpointsTargetFactory {
/**
* Toggle breakpoint target-id for normal C breakpoints.
* Note: The id must be the same as in <code>ToggleCBreakpointsTargetFactory</code>
* which is used for the editor. We need the id to be the same so that when
* the user goes from editor to DSF disassembly view, the choice of breakpoint
* targets looks the same and is remembered.
* To use the same id though, we must be careful not to have the two factories
* return the same id for the same part, or else it may confuse things.
* This is why this factory only returns this id for the DSF disassembly part,
* leaving <code>ToggleCBreakpointsTargetFactory</code> to return the same id
* for the editor.
*/
public static final String TOGGLE_C_BREAKPOINT_TARGET_ID = CDebugUIPlugin.PLUGIN_ID + ".toggleCBreakpointTarget"; //$NON-NLS-1$
private static final Set<String> TOGGLE_TARGET_IDS = new HashSet<String>(1);
static {
TOGGLE_TARGET_IDS.add(TOGGLE_C_BREAKPOINT_TARGET_ID);
}
private static final IToggleBreakpointsTarget fgDisassemblyToggleBreakpointsTarget = new DisassemblyToggleBreakpointsTarget();
public ToggleBreakpointsTargetFactory() {
}
@Override
public IToggleBreakpointsTarget createToggleTarget(String targetID) {
if (TOGGLE_C_BREAKPOINT_TARGET_ID.equals(targetID)) {
return fgDisassemblyToggleBreakpointsTarget;
}
return null;
}
@Override
public String getDefaultToggleTarget(IWorkbenchPart part, ISelection selection) {
if (part instanceof IDisassemblyPart) {
// Return the debug context as a default if the currently selected context
// is a CDT element. Otherwise return null.
Object element = getDebugContext(part).getFirstElement();
if (element instanceof IAdaptable) {
IDebugModelProvider modelProvider =
(IDebugModelProvider)((IAdaptable)element).getAdapter(IDebugModelProvider.class);
if (modelProvider != null) {
String[] models = modelProvider.getModelIdentifiers();
for (String model : models) {
if (CDIDebugModel.getPluginIdentifier().equals(model) ||
ICBreakpoint.C_BREAKPOINTS_DEBUG_MODEL_ID.equals(model))
{
return TOGGLE_C_BREAKPOINT_TARGET_ID;
}
}
} else if (element instanceof IDebugElement) {
if (CDIDebugModel.getPluginIdentifier().equals(((IDebugElement)element).getModelIdentifier()) ) {
return TOGGLE_C_BREAKPOINT_TARGET_ID;
}
}
}
}
return null;
}
@Override
public String getToggleTargetDescription(String targetID) {
return Messages.ToggleBreakpointsTargetFactory_description;
}
@Override
public String getToggleTargetName(String targetID) {
return Messages.ToggleBreakpointsTargetFactory_name;
}
@Override
public Set<String> getToggleTargets(IWorkbenchPart part, ISelection selection) {
if (part instanceof IDisassemblyPart) {
return TOGGLE_TARGET_IDS;
}
return Collections.emptySet();
}
private IStructuredSelection getDebugContext(IWorkbenchPart part) {
ISelection selection = DebugUITools.getDebugContextManager().
getContextService(part.getSite().getWorkbenchWindow()).getActiveContext();
if (selection instanceof IStructuredSelection) {
return (IStructuredSelection)selection;
}
return StructuredSelection.EMPTY;
}
}
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