| /****************************************************************************** |
| * Copyright (c) 2002, 2005 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.gmf.runtime.diagram.ui.actions.internal; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.gef.Request; |
| import org.eclipse.gmf.runtime.diagram.ui.actions.ActionIds; |
| import org.eclipse.gmf.runtime.diagram.ui.actions.DiagramAction; |
| import org.eclipse.gmf.runtime.diagram.ui.actions.internal.l10n.DiagramUIActionsMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.actions.internal.l10n.DiagramUIActionsPluginImages; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramRootEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.properties.WorkspaceViewerProperties; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.requests.RecalculatePageBreaksRequest; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.DiagramGraphicalViewer; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| /** |
| * Workspace Action to recalculate the page breaks. This action is visible |
| * only when the pagebreaks are visible. |
| * |
| * @author jcorchis |
| * @canBeSeenBy %level1 |
| */ |
| public class RecalculatePageBreaksAction extends DiagramAction { |
| |
| /** |
| * @param workbenchPage |
| */ |
| public RecalculatePageBreaksAction(IWorkbenchPage workbenchPage) { |
| super(workbenchPage); |
| } |
| |
| public RecalculatePageBreaksAction(IWorkbenchPart part) { |
| super(part); |
| } |
| |
| public void init() { |
| super.init(); |
| setText(DiagramUIActionsMessages.RecalcPageBreaks_textLabel); |
| setId(ActionIds.ACTION_RECALC_PAGEBREAKS); |
| setToolTipText(DiagramUIActionsMessages.RecalcPageBreaks_toolTip); |
| setImageDescriptor(DiagramUIActionsPluginImages.DESC_RECALCPAGEBREAKS); |
| setDisabledImageDescriptor(DiagramUIActionsPluginImages.DESC_RECALCPAGEBREAKS_DISABLED); |
| } |
| |
| /** |
| * (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.diagram.ui.actions.DiagramAction#createTargetRequest() |
| */ |
| protected Request createTargetRequest() { |
| return new RecalculatePageBreaksRequest(); |
| } |
| |
| /** |
| * Calculates the enblement state of the action |
| * |
| * @return <code>true</code> if PageBreaks are being viewed |
| */ |
| protected boolean calculateEnabled() { |
| if (getDiagramGraphicalViewer() instanceof DiagramGraphicalViewer) { |
| return ((DiagramGraphicalViewer) getDiagramGraphicalViewer()) |
| .getWorkspaceViewerPreferenceStore().getBoolean( |
| WorkspaceViewerProperties.VIEWPAGEBREAKS); |
| } |
| return false; |
| } |
| |
| /** |
| * Execute the request via the preformRequest() call. This action does |
| * not modify the model and does not use the request/command infrastructure. |
| */ |
| protected void doRun(IProgressMonitor progressMonitor) { |
| ((DiagramRootEditPart)getDiagramEditPart().getRoot()).performRequest(getTargetRequest()); |
| } |
| |
| /** |
| * @see org.eclipse.gmf.runtime.common.ui.action.AbstractActionHandler#isSelectionListener() |
| */ |
| protected boolean isSelectionListener() { |
| return false; |
| } |
| |
| } |