| /****************************************************************************** |
| * Copyright (c) 2008, 2010 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.render.dialogs; |
| |
| import java.util.List; |
| |
| import javax.print.PrintService; |
| import javax.print.PrintServiceLookup; |
| |
| import org.eclipse.core.databinding.DataBindingContext; |
| import org.eclipse.core.databinding.beans.BeansObservables; |
| import org.eclipse.core.databinding.observable.Realm; |
| import org.eclipse.core.databinding.observable.value.IObservableValue; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.l10n.DiagramUIPrintingMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.render.model.PrintDestination; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.render.model.PrintOptions; |
| import org.eclipse.jface.databinding.viewers.ViewersObservables; |
| import org.eclipse.jface.viewers.ComboViewer; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.ui.PlatformUI; |
| |
| /** |
| * A section of the JPS print dialog that adds printer options. |
| * |
| * @author Christian Damus (cdamus) |
| * @author James Bruck (jbruck) |
| */ |
| class PrinterBlock extends DialogBlock { |
| private final DataBindingContext bindings; |
| private final PrintOptions options; |
| |
| private List<PrintDestination> destinations = new java.util.ArrayList<PrintDestination>(); |
| |
| private ComboViewer combo; |
| |
| PrinterBlock(IDialogUnitConverter dluConverter, |
| DataBindingContext bindings, PrintOptions options) { |
| |
| super(dluConverter); |
| |
| this.bindings = bindings; |
| this.options = options; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.common.ui.printing.internal.dialogs.DialogBlock#createContents(org.eclipse.swt.widgets.Composite) |
| */ |
| public Control createContents(Composite parent) { |
| final Realm realm = bindings.getValidationRealm(); |
| |
| Composite result = group(parent, |
| DiagramUIPrintingMessages.JPSPrintDialog_Printer); |
| layout(result, 3); |
| |
| label(result, DiagramUIPrintingMessages.JPSPrintDialog_Name); |
| combo = combo(result); |
| // |
| // The JPS API does not correctly return the printer status |
| // information under windows. These options will be temporarily disabled |
| // until a workaround can be discovered. |
| // |
| |
| // combo.addSelectionChangedListener(new ISelectionChangedListener() { |
| // |
| // public void selectionChanged(SelectionChangedEvent event) { |
| // if (event != null) { |
| // handlePrinterSelectionChanged(event); |
| // } |
| // } |
| // }); |
| |
| layoutFillHorizontal(combo.getControl()); |
| |
| Button propertiesButton = button(result, |
| DiagramUIPrintingMessages.JPSPrintDialog_Properties); |
| propertiesButton.setEnabled(true); |
| |
| propertiesButton.addSelectionListener(new SelectionAdapter() { |
| public void widgetSelected(SelectionEvent e) { |
| openPrintOptionsDialog(); |
| } |
| }); |
| |
| IObservableValue destination = BeansObservables.observeValue(realm, |
| options, PrintOptions.PROPERTY_DESTINATION); |
| bindings.bindValue(ViewersObservables.observeSingleSelection(combo), |
| destination, null, null); |
| |
| // Label statusLabel = label(result, "Status:"); |
| // layoutAlignLeft(statusLabel); |
| // resultStatusLabel = label(result, ""); |
| // layoutFillHorizontal(layoutSpanHorizontal(resultStatusLabel, 2)); |
| // |
| // Label typeLabel = label(result, "Type:"); |
| // layoutAlignLeft(typeLabel); |
| // resultTypeLabel = label(result, ""); |
| // layoutFillHorizontal(layoutSpanHorizontal(resultTypeLabel, 2)); |
| // |
| // Label whereLabel = label(result, "Where:"); |
| // layoutAlignLeft(whereLabel); |
| // resultWhereLabel = label(result, ""); |
| // layoutFillHorizontal(layoutSpanHorizontal(resultWhereLabel, 2)); |
| // |
| // Label commentLabel = label(result, "Comment:"); |
| // layoutAlignLeft(commentLabel); |
| // resultCommentLabel = label(result, ""); |
| // layoutFillHorizontal(resultCommentLabel); |
| |
| // The Destination attribute is not IPP compatible. |
| |
| // Button printToFile = check(result, |
| // DiagramUIPrintingMessages.JPSPrintDialog_PrintToFile); |
| // layoutSpanHorizontal(printToFile, 3); |
| // printToFile.setEnabled(false); |
| |
| initializePrinters(); |
| |
| return result; |
| } |
| |
| /** |
| * At initialization time, we lookup all the print services and select the default one. |
| */ |
| private void initializePrinters() { |
| PrintService[] printServices = PrintServiceLookup.lookupPrintServices( |
| null, null); |
| |
| for (PrintService printService : printServices) { |
| destinations.add(new PrintDestination(printService.getName())); |
| } |
| combo.setContentProvider(new PrinterContentProvider()); |
| combo.setLabelProvider(new PrinterLabelProvider()); |
| |
| // Locate a default printer if one is explicitly marked as such. |
| PrintDestination defaultPrintDestination = null; |
| PrintService defaultPrintService = PrintServiceLookup |
| .lookupDefaultPrintService(); |
| |
| if (defaultPrintService != null) { |
| defaultPrintDestination = getPrinterByName(defaultPrintService |
| .getName()); |
| } else { |
| if( destinations.size() > 0 ){ |
| defaultPrintDestination = destinations.get(0); |
| } |
| } |
| |
| combo.setInput(destinations); |
| if(defaultPrintDestination != null){ |
| combo.setSelection(new StructuredSelection(defaultPrintDestination)); |
| } |
| } |
| |
| |
| /** |
| * Obtain the proper print destination based on the name of the printer. |
| * |
| * @param name |
| * The printer Name. |
| * @return |
| * The print destination corresponding to the specified print name. |
| */ |
| private PrintDestination getPrinterByName(String name) { |
| |
| PrintDestination result = null; |
| for (PrintDestination printDestination : destinations) { |
| if (printDestination.getName().equals(name)) { |
| result = printDestination; |
| break; |
| } |
| } |
| return result; |
| } |
| |
| /** |
| * A helper class used to retrieve label text |
| * |
| * @author Christian Damus (cdamus) |
| * @author James Bruck (jbruck) |
| */ |
| private class PrinterContentProvider implements IStructuredContentProvider { |
| public Object[] getElements(Object inputElement) { |
| return destinations.toArray(); |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| // input never changes |
| } |
| |
| public void dispose() { |
| // nothing to dispose |
| } |
| } |
| |
| private class PrinterLabelProvider extends LabelProvider { |
| public String getText(Object element) { |
| return ((PrintDestination) element).getName(); |
| } |
| } |
| |
| private void openPrintOptionsDialog() { |
| |
| JPSOptionsDialog dlg = new JPSOptionsDialog(PlatformUI.getWorkbench() |
| .getActiveWorkbenchWindow().getShell(), bindings, options); |
| dlg.open(); |
| |
| } |
| |
| @Override |
| public void dispose() { |
| // nothing special to dispose currently |
| } |
| } |