/*******************************************************************************
* Copyright (c) 2004 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
* Bjorn Freeman-Benson - initial API and implementation
*******************************************************************************/
package org.erlide.debug.ui.model;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.debug.core.model.ILineBreakpoint;
import org.eclipse.debug.ui.actions.IToggleBreakpointsTarget;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.texteditor.ITextEditor;
import org.erlide.backend.debug.ErlDebugConstants;
import org.erlide.backend.debug.ErlangLineBreakpoint;
import org.erlide.ui.editors.erl.ErlangEditor;
public class ErlLineBreakpointAdapter implements IToggleBreakpointsTarget {
@Override
public void toggleLineBreakpoints(final IWorkbenchPart part,
final ISelection selection) throws CoreException {
final ITextEditor textEditor = getEditor(part);
if (textEditor != null) {
final IResource resource = (IResource) textEditor.getEditorInput()
.getAdapter(IResource.class);
final ITextSelection textSelection = (ITextSelection) selection;
final int lineNumber = textSelection.getStartLine();
final IBreakpoint[] breakpoints = DebugPlugin.getDefault()
.getBreakpointManager()
.getBreakpoints(ErlDebugConstants.ID_ERLANG_DEBUG_MODEL);
for (final IBreakpoint breakpoint : breakpoints) {
if (resource.equals(breakpoint.getMarker().getResource())) {
if (breakpoint instanceof ILineBreakpoint) {
final ILineBreakpoint lineBr = (ILineBreakpoint) breakpoint;
if (lineBr.getLineNumber() == lineNumber + 1) {
breakpoint.delete();
return;
}
}
}
}
// create line breakpoint (doc line numbers start at 0)
final ErlangLineBreakpoint lineBreakpoint = new ErlangLineBreakpoint();
lineBreakpoint.createMarker(resource, lineNumber + 1);
DebugPlugin.getDefault().getBreakpointManager().addBreakpoint(lineBreakpoint);
}
}
@Override
public boolean canToggleLineBreakpoints(final IWorkbenchPart part,
final ISelection selection) {
return getEditor(part) != null;
}
/**
* Returns the editor being used to edit a PDA file, associated with the
* given part, or <code>null</code> if none.
*
* @param part
* workbench part
* @return the editor being used to edit a PDA file, associated with the
* given part, or <code>null</code> if none
*/
private ITextEditor getEditor(final IWorkbenchPart part) {
if (part instanceof ErlangEditor) {
return (ITextEditor) part;
}
return null;
}
@Override
public void toggleMethodBreakpoints(final IWorkbenchPart part,
final ISelection selection) throws CoreException {
}
@Override
public boolean canToggleMethodBreakpoints(final IWorkbenchPart part,
final ISelection selection) {
return false;
}
@Override
public void toggleWatchpoints(final IWorkbenchPart part, final ISelection selection)
throws CoreException {
}
@Override
public boolean canToggleWatchpoints(final IWorkbenchPart part,
final ISelection selection) {
return false;
}
}