| package org.eclipse.ui.internal.dialogs; |
| |
| /* |
| * (c) Copyright IBM Corp. 2000, 2001. |
| * All Rights Reserved. |
| */ |
| import org.eclipse.jface.viewers.*; |
| import org.eclipse.jface.resource.*; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.ui.*; |
| import org.eclipse.ui.internal.WorkbenchImages; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| import org.eclipse.ui.internal.registry.*; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| |
| public class ViewLabelProvider extends LabelProvider { |
| private HashMap images; |
| Image cacheImage(ImageDescriptor desc) { |
| if (images == null) |
| images = new HashMap(21); |
| Image image = (Image) images.get(desc); |
| if (image == null) { |
| image = desc.createImage(); |
| images.put(desc, image); |
| } |
| return image; |
| } |
| public void dispose() { |
| if (images != null) { |
| for (Iterator i = images.values().iterator(); i.hasNext();) { |
| ((Image) i.next()).dispose(); |
| } |
| images = null; |
| } |
| super.dispose(); |
| } |
| public Image getImage(Object element) { |
| if (element instanceof IViewDescriptor) { |
| ImageDescriptor desc = ((IViewDescriptor)element).getImageDescriptor(); |
| if (desc != null) |
| return cacheImage(desc); |
| } else if (element instanceof ICategory) { |
| ImageDescriptor desc = WorkbenchImages.getImageDescriptor(ISharedImages.IMG_OBJ_FOLDER); |
| return cacheImage(desc); |
| } |
| return null; |
| } |
| public String getText(Object element) { |
| String label = WorkbenchMessages.getString("ViewLabel.unknown"); //$NON-NLS-1$ |
| if (element instanceof ICategory) |
| label = ((ICategory)element).getLabel(); |
| else if (element instanceof IViewDescriptor) |
| label = ((ViewDescriptor)element).getLabel(); |
| return DialogUtil.removeAccel(label); |
| } |
| } |