| package org.eclipse.team.internal.ccvs.ui.actions; |
| |
| /* |
| * (c) Copyright IBM Corp. 2000, 2002. |
| * All Rights Reserved. |
| */ |
| |
| import java.lang.reflect.InvocationTargetException; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.operation.IRunnableWithProgress; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.team.core.TeamException; |
| import org.eclipse.team.internal.ccvs.core.ICVSResource; |
| import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot; |
| import org.eclipse.team.internal.ccvs.ui.HistoryView; |
| import org.eclipse.team.internal.ccvs.ui.Policy; |
| import org.eclipse.team.internal.ui.actions.TeamAction; |
| |
| public class ShowResourceInHistoryAction extends TeamAction { |
| /* |
| * @see IActionDelegate#run(IAction) |
| */ |
| public void run(IAction action) { |
| run(new IRunnableWithProgress() { |
| public void run(IProgressMonitor monitor) throws InvocationTargetException { |
| IResource[] resources = getSelectedResources(); |
| if (resources.length != 1) return; |
| HistoryView view = HistoryView.openInActivePerspective(); |
| if (view != null) { |
| view.showHistory(resources[0]); |
| } |
| } |
| }, Policy.bind("ShowHistoryAction.showHistory"), this.PROGRESS_BUSYCURSOR); //$NON-NLS-1$ |
| } |
| /* |
| * @see TeamAction#isEnabled() |
| */ |
| protected boolean isEnabled() throws TeamException { |
| // Show Resource In History is enabled for resources which have been committed. |
| IResource[] resources = getSelectedResources(); |
| if (resources.length != 1) return false; |
| IResource resource = resources[0]; |
| if (!(resource instanceof IFile)) return false; |
| ICVSResource cvsResource = CVSWorkspaceRoot.getCVSResourceFor(resource); |
| if (!cvsResource.isManaged()) return false; |
| if (cvsResource.getSyncInfo().isAdded()) return false; |
| return true; |
| } |
| /** (Non-javadoc) |
| * Method declared on IActionDelegate. |
| */ |
| public void selectionChanged(IAction action, ISelection selection) { |
| if (selection instanceof IStructuredSelection) { |
| this.selection = (IStructuredSelection) selection; |
| //this action can be invoked by double-click, in which case |
| //there is no target action |
| if (action != null) { |
| try { |
| action.setEnabled(isEnabled()); |
| } catch (TeamException e) { |
| action.setEnabled(false); |
| handle(e, null, null); |
| } |
| } |
| } |
| } |
| } |