| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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.ui.internal.misc; |
| |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.ImageData; |
| import org.eclipse.swt.program.Program; |
| import org.eclipse.ui.ISharedImages; |
| import org.eclipse.ui.internal.WorkbenchImages; |
| |
| /** |
| * The external program image descriptor is the descriptor used to |
| * handle images that are from a Program. |
| */ |
| public class ExternalProgramImageDescriptor extends ImageDescriptor { |
| |
| public Program program; |
| |
| /** |
| * Creates a new ImageDescriptor. The image is loaded |
| * from a file with the given name <code>name</code>. |
| */ |
| public ExternalProgramImageDescriptor(Program program) { |
| this.program = program; |
| } |
| |
| /** |
| * @see Object#equals |
| */ |
| public boolean equals(Object o) { |
| if (!(o instanceof ExternalProgramImageDescriptor)) { |
| return false; |
| } |
| ExternalProgramImageDescriptor other = (ExternalProgramImageDescriptor) o; |
| |
| //See if there is a name - compare it if so and compare the programs if not |
| String otherName = other.program.getName(); |
| if (otherName == null) { |
| return other.program.equals(program); |
| } else { |
| return otherName.equals(program.getName()); |
| } |
| } |
| |
| /** |
| * Returns an SWT Image that is described by the information |
| * in this descriptor. Each call returns a new Image. |
| */ |
| public Image getImage() { |
| return createImage(); |
| } |
| |
| /** |
| * Returns an SWT Image that is described by the information |
| * in this descriptor. Each call returns a new Image. |
| */ |
| public ImageData getImageData() { |
| ImageData data = null; |
| ImageData defaultImage = WorkbenchImages.getImageDescriptor( |
| ISharedImages.IMG_OBJ_FILE).getImageData(); |
| if (defaultImage == null) { |
| return null; |
| } |
| |
| if (program == null || ((data = program.getImageData()) == null)) { |
| return defaultImage; |
| } |
| |
| //The images in GNOME are too big. Scaling them does not give nice result so return defaultImage; |
| if (data.height > defaultImage.height |
| || data.width > defaultImage.width) { |
| return defaultImage; |
| } |
| |
| return data; |
| } |
| |
| /** |
| * @see Object#hashCode |
| */ |
| public int hashCode() { |
| String programName = program.getName(); |
| if (programName == null) { |
| return program.hashCode(); |
| } else { |
| return programName.hashCode(); |
| } |
| } |
| } |