| /****************************************************************************** |
| * Copyright (c) 2008 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 org.eclipse.core.databinding.DataBindingContext; |
| import org.eclipse.core.databinding.beans.BeansObservables; |
| import org.eclipse.core.databinding.observable.Realm; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.internal.l10n.DiagramUIPrintingMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.printing.render.model.PrintOptions; |
| import org.eclipse.jface.databinding.swt.SWTObservables; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.LabelProvider; |
| import org.eclipse.jface.viewers.ListViewer; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.events.SelectionListener; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| /** |
| * A section of the print dialog that handles selection of diagrams to print. |
| * |
| * @author James Bruck (jbruck) |
| */ |
| public class DiagramPrintRangeBlock extends DialogBlock { |
| |
| private final DataBindingContext bindings; |
| |
| private final PrintOptions options; |
| |
| private ListViewer diagramList; |
| |
| private List<String> availableDiagrams; |
| |
| DiagramPrintRangeBlock(IDialogUnitConverter dluConverter, |
| DataBindingContext bindings, PrintOptions options, |
| List<String> availableDiagrams) { |
| |
| super(dluConverter); |
| |
| this.bindings = bindings; |
| this.options = options; |
| this.availableDiagrams = availableDiagrams; |
| } |
| |
| /** |
| * Create the contents of the diagram selection block. It contains 2 radio |
| * buttons for current or multi-selection and a list box of diagram options. |
| */ |
| @Override |
| public Control createContents(Composite parent) { |
| |
| final Realm realm = bindings.getValidationRealm(); |
| |
| Composite result = group(parent, |
| DiagramUIPrintingMessages.JPSOptionsDialog_DiagramPrintRange); |
| layout(result, 3); |
| |
| Button currentDiagramRadio = radio(result, |
| DiagramUIPrintingMessages.JPSOptionsDialog_DiagramPrintCurrent); |
| layoutSpanHorizontal(currentDiagramRadio, 4); |
| |
| Button selectedDiagramsRadio = radio(result, |
| DiagramUIPrintingMessages.JPSOptionsDialog_DiagramPrintSelected); |
| layoutSpanHorizontal(selectedDiagramsRadio, 4); |
| |
| diagramList = list(result); |
| |
| layoutFillHorizontal(layoutHeight(diagramList.getControl(),48)); |
| diagramList.getControl().setEnabled(options.isDiagramSelection()); |
| |
| currentDiagramRadio.addSelectionListener(new SelectionListener() { |
| |
| public void widgetDefaultSelected(SelectionEvent arg0) { |
| //do nothing |
| } |
| public void widgetSelected(SelectionEvent event) { |
| diagramList.getControl().setEnabled( |
| options.isDiagramSelection()); |
| } |
| }); |
| |
| selectedDiagramsRadio.addSelectionListener(new SelectionListener() { |
| |
| public void widgetDefaultSelected(SelectionEvent arg0) { |
| //do nothing |
| } |
| public void widgetSelected(SelectionEvent event) { |
| diagramList.getControl() |
| .setEnabled(!options.isDiagramCurrent()); |
| } |
| }); |
| |
| diagramList |
| .addSelectionChangedListener(new ISelectionChangedListener() { |
| |
| @SuppressWarnings("unchecked") |
| public void selectionChanged(SelectionChangedEvent event) { |
| if (event != null) { |
| |
| StructuredSelection selection = (StructuredSelection) event |
| .getSelection(); |
| |
| options.setDiagramsToPrint(selection.toList()); |
| |
| } |
| |
| } |
| }); |
| |
| diagramList.setContentProvider(new DiagramContentProvider()); |
| diagramList.setLabelProvider(new DiagramLabelProvider()); |
| |
| diagramList.setInput(availableDiagrams); |
| |
| bindings.bindValue( |
| SWTObservables.observeSelection(currentDiagramRadio), |
| BeansObservables.observeValue(realm, options, |
| PrintOptions.PROPERTY_DIAGRAM_CURRENT), null, null); |
| |
| bindings.bindValue(SWTObservables |
| .observeSelection(selectedDiagramsRadio), BeansObservables |
| .observeValue(realm, options, |
| PrintOptions.PROPERTY_DIAGRAM_SELECTION), null, null); |
| |
| return result; |
| } |
| |
| @Override |
| public void dispose() { |
| // nothing special to dispose currently |
| } |
| |
| /** |
| * A helper class used to retrieve label text |
| * |
| * @author James Bruck (jbruck) |
| */ |
| private class DiagramContentProvider implements IStructuredContentProvider { |
| public Object[] getElements(Object inputElement) { |
| return availableDiagrams.toArray(); |
| } |
| |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| // input never changes |
| } |
| |
| public void dispose() { |
| // nothing to dispose |
| } |
| } |
| |
| private class DiagramLabelProvider extends LabelProvider { |
| public String getText(Object element) { |
| return (String) element; |
| } |
| } |
| |
| } |