| /* |
| * Copyright (c) 2014-2018 Eike Stepper (Loehne, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.oomph.setup.ui; |
| |
| import org.eclipse.oomph.base.provider.BaseEditUtil; |
| import org.eclipse.oomph.setup.Index; |
| import org.eclipse.oomph.setup.Product; |
| import org.eclipse.oomph.setup.ProductVersion; |
| import org.eclipse.oomph.setup.Project; |
| import org.eclipse.oomph.setup.SetupPackage; |
| import org.eclipse.oomph.setup.SetupTask; |
| import org.eclipse.oomph.setup.Stream; |
| import org.eclipse.oomph.setup.provider.SetupEditPlugin; |
| import org.eclipse.oomph.util.StringUtil; |
| |
| import org.eclipse.emf.common.notify.AdapterFactory; |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.edit.provider.ComposedImage; |
| import org.eclipse.emf.edit.provider.ItemProviderAdapter; |
| import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider; |
| import org.eclipse.emf.edit.ui.provider.ExtendedImageRegistry; |
| |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.ImageData; |
| |
| import java.net.URL; |
| import java.util.List; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public class SetupLabelProvider extends AdapterFactoryLabelProvider.FontAndColorProvider |
| { |
| private final Color DARK_GRAY; |
| |
| public SetupLabelProvider(Viewer viewer) |
| { |
| this(BaseEditUtil.createAdapterFactory(), viewer); |
| } |
| |
| public SetupLabelProvider(AdapterFactory adapterFactory, Viewer viewer) |
| { |
| super(adapterFactory, viewer); |
| DARK_GRAY = viewer.getControl().getDisplay().getSystemColor(SWT.COLOR_DARK_GRAY); |
| } |
| |
| @Override |
| public Color getForeground(Object object) |
| { |
| if (isDisabled(object)) |
| { |
| return DARK_GRAY; |
| } |
| |
| return super.getForeground(object); |
| } |
| |
| @Override |
| public Font getFont(Object object) |
| { |
| Font font = super.getFont(object); |
| return font == null ? getDefaultFont() : font; |
| } |
| |
| @Override |
| public Image getImage(Object object) |
| { |
| Image result = super.getImage(object); |
| if (isDisabled(object)) |
| { |
| return getImageFromObject(ImageDescriptor.createWithFlags(ImageDescriptor.createFromImage(result), SWT.IMAGE_DISABLE)); |
| } |
| |
| return result; |
| } |
| |
| public static boolean isDisabled(Object object) |
| { |
| if (object instanceof EObject) |
| { |
| EObject eObject = (EObject)object; |
| if (eObject instanceof SetupTask) |
| { |
| SetupTask setupTask = (SetupTask)eObject; |
| if (setupTask.isDisabled()) |
| { |
| return true; |
| } |
| } |
| |
| EObject eContainer = eObject.eContainer(); |
| if (eContainer != null) |
| { |
| return isDisabled(eContainer); |
| } |
| } |
| |
| return false; |
| } |
| |
| public static ImageDescriptor getImageDescriptor(ItemProviderAdapter itemProvider, EObject object) |
| { |
| Object key = itemProvider.getImage(object); |
| if (key instanceof ComposedImage) |
| { |
| ComposedImage composedImage = (ComposedImage)key; |
| List<Object> images = composedImage.getImages(); |
| key = images.get(0); |
| } |
| |
| return key instanceof URL ? ImageDescriptor.createFromURL((URL)key) : ExtendedImageRegistry.INSTANCE.getImageDescriptor(key); |
| } |
| |
| public static String getText(ItemProviderAdapter itemProvider, EObject object) |
| { |
| if (object == null) |
| { |
| return ""; |
| } |
| |
| EClass eClass = object.eClass(); |
| if (eClass == SetupPackage.Literals.USER || eClass == SetupPackage.Literals.INSTALLATION || eClass == SetupPackage.Literals.WORKSPACE) |
| { |
| return SetupEditPlugin.getPlugin().getString("_UI_" + eClass.getName() + "_type"); |
| } |
| |
| if (object instanceof Index) |
| { |
| return "Catalog Index " + itemProvider.getText(object); |
| } |
| |
| if (object instanceof Product) |
| { |
| Product product = (Product)object; |
| return compose(getText(itemProvider, product.getProductCatalog()), itemProvider.getText(product)); |
| } |
| |
| if (object instanceof ProductVersion) |
| { |
| ProductVersion version = (ProductVersion)object; |
| return compose(getText(itemProvider, version.getProduct()), itemProvider.getText(version)); |
| } |
| |
| if (object instanceof Project) |
| { |
| Project project = (Project)object; |
| return compose(getText(itemProvider, project.getProjectContainer()), itemProvider.getText(project)); |
| } |
| |
| if (object instanceof Stream) |
| { |
| Stream stream = (Stream)object; |
| return compose(getText(itemProvider, stream.getProject()), itemProvider.getText(stream)); |
| } |
| |
| return itemProvider.getText(object); |
| } |
| |
| private static String compose(String prefix, String suffix) |
| { |
| if (StringUtil.isEmpty(prefix)) |
| { |
| return suffix; |
| } |
| |
| return prefix + " - " + suffix; |
| } |
| |
| /** |
| * @author Ed Merks |
| * @deprecated |
| * Use ImageDescriptor.createWithFlags(ImageDescriptor.createFromImage(result), SWT.IMAGE_DISABLE) instead. |
| */ |
| @Deprecated |
| public static final class DisabledImageDescriptor extends ImageDescriptor |
| { |
| private final Image image; |
| |
| public DisabledImageDescriptor(Image image) |
| { |
| this.image = image; |
| } |
| |
| @Override |
| public Image createImage() |
| { |
| return new Image(image.getDevice(), image, SWT.IMAGE_GRAY); |
| } |
| |
| @Override |
| @SuppressWarnings("all") |
| public ImageData getImageData() |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return image.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) |
| { |
| if (obj != null && obj.getClass() == DisabledImageDescriptor.class) |
| { |
| DisabledImageDescriptor other = (DisabledImageDescriptor)obj; |
| if (other.image == image) |
| { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| } |
| } |