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/*****************************************************************************
* Copyright (c) 2014, 2015 Christian W. Damus 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:
* Christian W. Damus - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.profile.elementtypesconfigurations.generator.ui.internal.wizards;
import org.eclipse.emf.common.util.URI;
import org.eclipse.jface.preference.JFacePreferences;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.resource.LocalResourceManager;
import org.eclipse.jface.resource.ResourceManager;
import org.eclipse.jface.util.Policy;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITableColorProvider;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.nebula.jface.tablecomboviewer.TableComboViewer;
import org.eclipse.osgi.util.NLS;
import org.eclipse.papyrus.infra.elementtypesconfigurations.ElementTypeSetConfiguration;
import org.eclipse.papyrus.infra.elementtypesconfigurations.registries.ElementTypeSetConfigurationRegistry;
import org.eclipse.papyrus.uml.profile.elementtypesconfigurations.generator.ui.internal.Activator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import com.google.common.base.Function;
import com.google.common.base.Strings;
import com.google.common.collect.BiMap;
import com.google.common.collect.HashBiMap;
import com.google.common.collect.Ordering;
/**
* @author damus
*
*/
class BaseElementTypeSetBlock {
private static final String DIAGRAM = "diagram"; //$NON-NLS-1$
private static final String SUPPRESS_SEMANTIC_SUPERTYPES = "suppressSemanticSupertypes"; //$NON-NLS-1$
private static final String UML_ELEMENT_TYPE_SET = "org.eclipse.papyrus.uml.service.types.UMLElementTypeSet"; //$NON-NLS-1$
private static final int COLUMN_NAME = 0;
private static final int COLUMN_LOCATION = 1;
private final GeneratorWizardModel model;
private final BiMap<String, ElementTypeSetConfiguration> elementTypeSets;
public BaseElementTypeSetBlock(GeneratorWizardModel model) {
super();
this.model = model;
this.elementTypeSets = HashBiMap.create(ElementTypeSetConfigurationRegistry.getInstance().getElementTypeSetConfigurations());
}
public void createControl(Composite parent) {
new Label(parent, SWT.NONE).setText("Base element types set:");
// Use a two-column table because styled label providers don't work in the TableComboViewer
TableComboViewer combo = new TableComboViewer(parent, SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL);
combo.getTableCombo().setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
combo.getTableCombo().defineColumns(2);
combo.getTableCombo().setDisplayColumnIndex(0);
combo.setContentProvider(ArrayContentProvider.getInstance());
combo.setLabelProvider(new DiagramLabelProvider(parent));
// TableCombo doesn't use a ViewerComparator even when one is set
combo.setInput(getOrdering().sortedCopy(elementTypeSets.values()));
final Button suppressSemanticSuperElementTypes = new Button(parent, SWT.CHECK);
suppressSemanticSuperElementTypes.setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, false, false, 2, 1));
suppressSemanticSuperElementTypes.setText("Suppress semantic parent in diagram-specific element types");
suppressSemanticSuperElementTypes.setSelection(model.getDialogSettings().getBoolean(SUPPRESS_SEMANTIC_SUPERTYPES));
ElementTypeSetConfiguration initialSelection = getInitialSelection();
if (initialSelection != null) {
combo.setSelection(new StructuredSelection(initialSelection));
elementTypeSetSelectionChanged((IStructuredSelection) combo.getSelection());
}
combo.addSelectionChangedListener(new ISelectionChangedListener() {
@Override
public void selectionChanged(SelectionChangedEvent event) {
elementTypeSetSelectionChanged((IStructuredSelection) event.getSelection());
suppressSemanticSuperElementTypes.setEnabled(!UML_ELEMENT_TYPE_SET.equals(model.getSelectedElementTypeSet()));
model.validatePage();
}
});
setSuppressSemanticSupertypes(suppressSemanticSuperElementTypes.getSelection());
suppressSemanticSuperElementTypes.setEnabled(!UML_ELEMENT_TYPE_SET.equals(model.getSelectedElementTypeSet()));
suppressSemanticSuperElementTypes.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
setSuppressSemanticSupertypes(suppressSemanticSuperElementTypes.getSelection());
}
});
}
void elementTypeSetSelectionChanged(IStructuredSelection selection) {
if (selection.isEmpty()) {
setElementTypeSet(null);
} else {
setElementTypeSet((ElementTypeSetConfiguration) selection.getFirstElement());
}
}
void setElementTypeSet(ElementTypeSetConfiguration elementTypeSet) {
model.setSelectedElementTypeSet((elementTypeSet == null) ? null : elementTypeSets.inverse().get(elementTypeSet));
}
void setSuppressSemanticSupertypes(boolean suppress) {
model.setSuppressSemanticSuperElementTypes(suppress);
}
void save() {
model.getDialogSettings().put(DIAGRAM, model.getSelectedElementTypeSet());
model.getDialogSettings().put(SUPPRESS_SEMANTIC_SUPERTYPES, model.isSuppressSemanticSuperElementTypes());
}
private ElementTypeSetConfiguration getInitialSelection() {
ElementTypeSetConfiguration result = null;
String id = model.getDialogSettings().get(DIAGRAM);
if (id != null) {
result = elementTypeSets.get(id);
}
if (result == null) {
result = elementTypeSets.get(UML_ELEMENT_TYPE_SET);
}
return result;
}
static String getName(ElementTypeSetConfiguration elementTypeSet) {
String result = elementTypeSet.getName();
if (Strings.isNullOrEmpty(result)) {
// Infer a name from the URI
URI uri = elementTypeSet.eResource().getURI();
result = uri.trimFileExtension().lastSegment();
}
return result;
}
private static Function<ElementTypeSetConfiguration, String> getNameFunction() {
return new Function<ElementTypeSetConfiguration, String>() {
@Override
public String apply(ElementTypeSetConfiguration input) {
return getName(input);
}
};
}
static String getLocation(ElementTypeSetConfiguration elementTypeSet) {
URI uri = elementTypeSet.eResource().getURI();
String result;
if (uri.isPlatformResource()) {
result = uri.trimSegments(1).toPlatformString(true);
} else if (uri.isPlatformPlugin()) {
result = uri.segment(1);
} else {
result = uri.toString();
}
return result;
}
private static Function<ElementTypeSetConfiguration, String> getLocationFunction() {
return new Function<ElementTypeSetConfiguration, String>() {
@Override
public String apply(ElementTypeSetConfiguration input) {
return getLocation(input);
}
};
}
static Ordering<ElementTypeSetConfiguration> getOrdering() {
Ordering<Object> strings = Ordering.from(Policy.getComparator());
return strings.onResultOf(getNameFunction()).compound(strings.onResultOf(getLocationFunction()));
}
//
// Nested types
//
private static class DiagramLabelProvider extends LabelProvider implements IStyledLabelProvider, ITableLabelProvider, ITableColorProvider {
private ResourceManager images;
DiagramLabelProvider(Control owner) {
super();
// Because we specify an owner, the owner will take care of clean-up, so we
// don't need a dispose() method of our own
images = new LocalResourceManager(JFaceResources.getResources(), owner);
}
@Override
public StyledString getStyledText(Object element) {
return new StyledString(getColumnText(element, COLUMN_NAME)) //
.append(NLS.bind(" - {0}", getColumnText(element, COLUMN_LOCATION)), StyledString.QUALIFIER_STYLER); //$NON-NLS-1$
}
@Override
public String getColumnText(Object element, int column) {
ElementTypeSetConfiguration elementTypeSet = (ElementTypeSetConfiguration) element;
String result;
switch (column) {
case COLUMN_NAME:
result = getName(elementTypeSet);
break;
case COLUMN_LOCATION:
result = getLocation(elementTypeSet);
break;
default:
throw new IllegalArgumentException("no such column: " + column); //$NON-NLS-1$
}
return result;
}
@Override
public Image getColumnImage(Object element, int column) {
Image result = null;
if (column == COLUMN_NAME) {
ElementTypeSetConfiguration set = (ElementTypeSetConfiguration) element;
URI uri = set.eResource().getURI();
if (uri.isPlatformPlugin()) {
result = (Image) images.get(Activator.getInstance().getIcon("obj16/plugin.gif")); //$NON-NLS-1$
} else if (uri.isPlatformResource()) {
result = (Image) images.get(Activator.getInstance().getIcon("obj16/project.png")); //$NON-NLS-1$
}
}
return result;
}
@Override
public Color getForeground(Object element, int column) {
Color result = null;
if (column == COLUMN_LOCATION) {
result = JFaceResources.getColorRegistry().get(JFacePreferences.QUALIFIER_COLOR);
}
return result;
}
@Override
public Color getBackground(Object element, int columnIndex) {
return null;
}
}
}
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