/******************************************************************************* * Copyright (c) 2000, 2003 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Common Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/cpl-v10.html * * Contributors: * IBM Corporation - initial API and implementation *******************************************************************************/ package org.eclipse.compare; import org.eclipse.swt.graphics.Image; /** * Interface for getting the name, image, and type for an object. *
* These methods are typically used to present an input object in the compare UI
* (getName
and getImage
)
* and for finding a viewer for a given input type (getType
).
*
* Clients may implement this interface.
*/
public interface ITypedElement {
/**
* Type for a folder input (value "FOLDER"
).
* Folders are comparison elements that have no contents, only a name and children.
*/
public static final String FOLDER_TYPE= "FOLDER"; //$NON-NLS-1$
/**
* Type for an element whose actual type is text (value "txt"
).
*/
public static final String TEXT_TYPE= "txt"; //$NON-NLS-1$
/**
* Type for an element whose actual type could not
* be determined. (value "???"
).
*/
public static final String UNKNOWN_TYPE= "???"; //$NON-NLS-1$
/**
* Returns the name of this object.
* The name is used when displaying this object in the UI.
*
* @return the name of this object
*/
String getName();
/**
* Returns an image for this object.
* This image is used when displaying this object in the UI.
*
* @return the image of this object or null
if this type of input has no image
*/
Image getImage();
/**
* Returns the type of this object. For objects with a file name
* this is typically the file extension. For folders its the constant
* FOLDER_TYPE
.
* The type is used for determining a suitable viewer for this object.
*
* @return the type of this object
*/
String getType();
}