| /******************************************************************************* |
| * Copyright (c) 2005 The Regents of the University of California. |
| * This material was produced under U.S. Government contract W-7405-ENG-36 |
| * for Los Alamos National Laboratory, which is operated by the University |
| * of California for the U.S. Department of Energy. The U.S. Government has |
| * rights to use, reproduce, and distribute this software. NEITHER THE |
| * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR |
| * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified |
| * to produce derivative works, such modified software should be clearly marked, |
| * so as not to confuse it with the version available from LANL. |
| * |
| * Additionally, 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 |
| * |
| * LA-CC 04-115 |
| *******************************************************************************/ |
| package org.eclipse.ptp.debug.internal.ui.actions; |
| |
| import java.util.Iterator; |
| |
| 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.jface.action.Action; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.Position; |
| import org.eclipse.jface.text.source.Annotation; |
| import org.eclipse.jface.text.source.IAnnotationModel; |
| import org.eclipse.jface.text.source.IVerticalRulerInfo; |
| import org.eclipse.ptp.debug.core.PDebugModel; |
| import org.eclipse.ui.ISaveablePart; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.texteditor.IDocumentProvider; |
| import org.eclipse.ui.texteditor.ITextEditor; |
| import org.eclipse.ui.texteditor.IUpdate; |
| import org.eclipse.ui.texteditor.MarkerAnnotation; |
| |
| /** |
| * @author Clement chu |
| * |
| */ |
| public abstract class AbstractBreakpointRulerAction extends Action implements IUpdate { |
| private IVerticalRulerInfo info; |
| private IWorkbenchPart targetPart; |
| private IBreakpoint breakpoint; |
| |
| /** Get line breakpoint |
| * @return null if there is no line breakpoint |
| */ |
| protected IBreakpoint determineBreakpoint() { |
| IBreakpoint[] breakpoints = PDebugModel.getPBreakpoints(); |
| for(int i = 0; i < breakpoints.length; i++) { |
| IBreakpoint breakpoint = breakpoints[i]; |
| if (breakpoint instanceof ILineBreakpoint) { |
| ILineBreakpoint lineBreakpoint = (ILineBreakpoint)breakpoint; |
| if (breakpointAtRulerLine(lineBreakpoint)) { |
| return lineBreakpoint; |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** Get vertical ruler info |
| * @return |
| */ |
| protected IVerticalRulerInfo getInfo() { |
| return info; |
| } |
| |
| /** Set vertical ruler info |
| * @param info |
| */ |
| protected void setInfo(IVerticalRulerInfo info) { |
| this.info = info; |
| } |
| |
| /** Get target workbench part |
| * @return |
| */ |
| protected IWorkbenchPart getTargetPart() { |
| return targetPart; |
| } |
| /** Set target workbench part |
| * @param targetPart |
| */ |
| protected void setTargetPart(IWorkbenchPart targetPart) { |
| this.targetPart = targetPart; |
| } |
| |
| /** Get breakpoint |
| * @return |
| */ |
| protected IBreakpoint getBreakpoint() { |
| return breakpoint; |
| } |
| |
| /** Set breakpoint |
| * @param breakpoint |
| */ |
| protected void setBreakpoint(IBreakpoint breakpoint) { |
| this.breakpoint = breakpoint; |
| } |
| |
| /** Check given breakpoint line number same as current ruler line number |
| * @param pBreakpoint |
| * @return true if their line numbers are the same |
| */ |
| protected boolean breakpointAtRulerLine(ILineBreakpoint pBreakpoint) { |
| int lineNumber = getBreakpointLine(pBreakpoint); |
| int rulerLine = getInfo().getLineOfLastMouseButtonActivity(); |
| return (rulerLine == lineNumber); |
| } |
| |
| /** Get breakpoint line number |
| * @param breakpoint |
| * @return -1 if there is no line number |
| */ |
| private int getBreakpointLine(ILineBreakpoint breakpoint) { |
| if (getTargetPart() instanceof ISaveablePart && ((ISaveablePart)getTargetPart()).isDirty()) { |
| try { |
| return breakpoint.getLineNumber(); |
| } |
| catch(CoreException e) { |
| DebugPlugin.log(e); |
| } |
| } |
| else { |
| Position position = getBreakpointPosition(breakpoint); |
| if (position != null) { |
| IDocument doc = getDocument(); |
| if (doc != null) { |
| try { |
| return doc.getLineOfOffset(position.getOffset()); |
| } |
| catch (BadLocationException x) { |
| DebugPlugin.log(x); |
| } |
| } |
| } |
| } |
| return -1; |
| } |
| |
| /** Get breakpoint position |
| * @param breakpoint |
| * @return null if there is no position found in given breakpoint |
| */ |
| private Position getBreakpointPosition(ILineBreakpoint breakpoint) { |
| IAnnotationModel model = getAnnotationModel(); |
| if (model != null) { |
| Iterator<?> it = model.getAnnotationIterator(); |
| while(it.hasNext()) { |
| Annotation ann = (Annotation)it.next(); |
| if (ann instanceof MarkerAnnotation && ((MarkerAnnotation)ann).getMarker().equals( breakpoint.getMarker())) { |
| return model.getPosition(ann); |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** Get document |
| * @return |
| */ |
| private IDocument getDocument() { |
| IWorkbenchPart targetPart = getTargetPart(); |
| if (targetPart instanceof ITextEditor) { |
| ITextEditor textEditor = (ITextEditor)targetPart; |
| IDocumentProvider provider = textEditor.getDocumentProvider(); |
| if (provider != null) |
| return provider.getDocument(textEditor.getEditorInput()); |
| } |
| return null; |
| } |
| |
| /** Get IAnnotationModel |
| * @return |
| */ |
| private IAnnotationModel getAnnotationModel() { |
| IWorkbenchPart targetPart = getTargetPart(); |
| if (targetPart instanceof ITextEditor) { |
| ITextEditor textEditor = (ITextEditor)targetPart; |
| IDocumentProvider provider = textEditor.getDocumentProvider(); |
| if (provider != null) |
| return provider.getAnnotationModel(textEditor.getEditorInput()); |
| } |
| return null; |
| } |
| } |