| /******************************************************************************* |
| * Copyright (c) 2005, 2006 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 |
| *******************************************************************************/ |
| package org.eclipse.debug.ui.actions; |
| |
| import java.util.Iterator; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.debug.core.DebugPlugin; |
| import org.eclipse.debug.core.model.IBreakpoint; |
| 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.IAnnotationModel; |
| import org.eclipse.jface.text.source.IVerticalRulerInfo; |
| import org.eclipse.ui.texteditor.ITextEditor; |
| import org.eclipse.ui.texteditor.SimpleMarkerAnnotation; |
| |
| /** |
| * Abstract action that works on breakpoints in the vertical ruler. |
| * <p> |
| * This class may be subclassed. |
| * </p> |
| * @since 3.2 |
| */ |
| public abstract class RulerBreakpointAction extends Action { |
| |
| private ITextEditor fEditor; |
| private IVerticalRulerInfo fRulerInfo; |
| |
| /** |
| * Constructs an action to work on breakpoints in the specified |
| * text editor with the specified vertical ruler information. |
| * |
| * @param editor text editor |
| * @param info vertical ruler information |
| */ |
| public RulerBreakpointAction(ITextEditor editor, IVerticalRulerInfo info) { |
| fEditor = editor; |
| fRulerInfo = info; |
| } |
| |
| /** |
| * Returns the breakpoint at the last line of mouse activity in the ruler |
| * or <code>null</code> if none. |
| * |
| * @return breakpoint associated with activity in the ruler or <code>null</code> |
| */ |
| protected IBreakpoint getBreakpoint() { |
| IAnnotationModel annotationModel = fEditor.getDocumentProvider().getAnnotationModel(fEditor.getEditorInput()); |
| IDocument document = fEditor.getDocumentProvider().getDocument(fEditor.getEditorInput()); |
| if (annotationModel != null) { |
| Iterator iterator = annotationModel.getAnnotationIterator(); |
| while (iterator.hasNext()) { |
| Object object = iterator.next(); |
| if (object instanceof SimpleMarkerAnnotation) { |
| SimpleMarkerAnnotation markerAnnotation = (SimpleMarkerAnnotation) object; |
| IMarker marker = markerAnnotation.getMarker(); |
| try { |
| if (marker.isSubtypeOf(IBreakpoint.BREAKPOINT_MARKER)) { |
| Position position = annotationModel.getPosition(markerAnnotation); |
| int line = document.getLineOfOffset(position.getOffset()); |
| if (line == fRulerInfo.getLineOfLastMouseButtonActivity()) { |
| IBreakpoint breakpoint = DebugPlugin.getDefault().getBreakpointManager().getBreakpoint(marker); |
| if (breakpoint != null) { |
| return breakpoint; |
| } |
| } |
| } |
| } catch (CoreException e) { |
| } catch (BadLocationException e) { |
| } |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Returns the editor this action was created for. |
| * |
| * @return editor |
| */ |
| protected ITextEditor getEditor() { |
| return fEditor; |
| } |
| |
| /** |
| * Returns the vertical ruler information this action was created for. |
| * |
| * @return vertical ruler information |
| */ |
| protected IVerticalRulerInfo getVerticalRulerInfo() { |
| return fRulerInfo; |
| } |
| |
| } |