| /****************************************************************************** |
| * Copyright (c) 2002, 2003 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.printing.actions; |
| |
| import java.util.Collections; |
| |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.l10n.DiagramUIPrintingMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.util.DiagramPrinter; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.printing.PrintDialog; |
| import org.eclipse.swt.printing.Printer; |
| import org.eclipse.swt.printing.PrinterData; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.IEditorPart; |
| |
| /** |
| * Provides basic printing functionality. This does a print from a default print |
| * dialog. |
| * |
| * @author wdiu |
| */ |
| public class DefaultPrintActionHelper { |
| |
| /** |
| * Prints the diagram after a default print dialog is opened for the user. |
| * |
| * @param editorPart |
| * the IEditorPart containing the diagram to print |
| * @param diagramPrinter |
| * the diagram printer that does the work of actually printing |
| * the diagrams |
| */ |
| public static void doRun(IEditorPart editorPart, DiagramPrinter diagramPrinter) { |
| // print the editor contents. |
| final PrintDialog dialog = |
| new PrintDialog(editorPart.getSite().getShell(), SWT.NULL); |
| final PrinterData data = dialog.open(); |
| |
| if (data == null) { |
| return; |
| } |
| |
| boolean isPrintToFit = MessageDialog.openQuestion(null, |
| DiagramUIPrintingMessages.Print_MessageDialogTitle, |
| DiagramUIPrintingMessages.Print_MessageDialogMessage); |
| |
| final Printer printer = new Printer(data); |
| |
| diagramPrinter.setPrinter(printer); |
| diagramPrinter.setDisplayDPI(Display.getDefault().getDPI()); |
| DiagramEditPart dgrmEP = ((IDiagramWorkbenchPart) editorPart) |
| .getDiagramEditPart(); |
| if (dgrmEP == null) { |
| return; |
| } |
| diagramPrinter.setDiagrams(Collections.singletonList(dgrmEP |
| .getDiagramView().getDiagram())); |
| |
| if (isPrintToFit) { |
| diagramPrinter.setColumns(1); |
| diagramPrinter.setRows(1); |
| } else { |
| diagramPrinter.setScaledPercent(100); |
| } |
| |
| diagramPrinter.run(); |
| printer.dispose(); |
| } |
| |
| /** |
| * Private constructor prevents instantiation |
| */ |
| private DefaultPrintActionHelper() { |
| //utility class |
| } |
| } |