| package org.eclipse.cdt.internal.ui.util; |
| |
| /* |
| * (c) Copyright QNX Software Systems Ltd. 2002. |
| * All Rights Reserved. |
| */ |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IObjectActionDelegate; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.actions.ActionDelegate; |
| |
| import org.eclipse.cdt.core.model.ICModelMarker; |
| |
| public class DeleteTaskAction extends ActionDelegate implements IObjectActionDelegate |
| { |
| private IStructuredSelection selection; |
| |
| /** |
| * @see ActionDelegate#run(IAction) |
| */ |
| public void run(IAction action) { |
| // Add your code here to perform the action |
| if (selection != null) { |
| if (selection.isEmpty()) { |
| return; |
| } |
| try { |
| List list = ((IStructuredSelection) selection).toList(); |
| List listMarkers = new ArrayList(); |
| Iterator iterator = list.iterator(); |
| while (iterator.hasNext()) { |
| IMarker marker = (IMarker)iterator.next(); |
| if (marker.isSubtypeOf(ICModelMarker.C_MODEL_PROBLEM_MARKER) |
| || marker.isSubtypeOf(ICModelMarker.C_MODEL_MARKER_VARIABLE)) { |
| listMarkers.add(marker); |
| } |
| } |
| // Bail out early |
| if (listMarkers.isEmpty()) { |
| return; |
| } |
| IMarker[] markers = new IMarker[listMarkers.size()]; |
| listMarkers.toArray(markers); |
| // be sure to only invoke one workspace operation |
| ResourcesPlugin.getWorkspace().deleteMarkers(markers); |
| selection = null; |
| } catch (CoreException e) { |
| } |
| } |
| } |
| |
| /** |
| * @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart) |
| */ |
| public void setActivePart(IAction action, IWorkbenchPart targetPart) { |
| } |
| |
| public void selectionChanged(IAction action, ISelection selection) { |
| boolean enable = false; |
| if (selection instanceof IStructuredSelection) { |
| Object object = ((IStructuredSelection) selection).getFirstElement(); |
| if (object instanceof IMarker) { |
| try { |
| IMarker marker = (IMarker) object; |
| if (marker.isSubtypeOf(ICModelMarker.C_MODEL_PROBLEM_MARKER) |
| || marker.isSubtypeOf(ICModelMarker.C_MODEL_MARKER_VARIABLE)) { |
| enable = true; |
| } |
| this.selection = (IStructuredSelection)selection; |
| action.setEnabled(enable); |
| } catch (CoreException e) { |
| } |
| } |
| } |
| } |
| } |