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/*******************************************************************************
* 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.ui.externaltools.internal.ant.preferences;
import org.eclipse.ant.core.Property;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.externaltools.internal.model.ExternalToolsImages;
import org.eclipse.ui.externaltools.internal.model.ExternalToolsPlugin;
import org.eclipse.ui.externaltools.internal.model.IExternalToolConstants;
/**
* Label provider for property elements
*/
final class AntPropertiesLabelProvider extends LabelProvider implements ITableLabelProvider {
private static final String IMG_CLASSPATH = "icons/full/obj16/classpath.gif"; //$NON-NLS-1$;
private Image classpathImage;
private Image fileImage;
/**
* Creates an instance.
*/
public AntPropertiesLabelProvider() {
}
/* (non-Javadoc)
* Method declared on IBaseLabelProvider.
*/
public void dispose() {
// file image is shared, do not dispose.
fileImage = null;
if (classpathImage != null) {
classpathImage.dispose();
classpathImage = null;
}
}
/* (non-Javadoc)
* Method declared on ITableLabelProvider.
*/
public Image getColumnImage(Object element, int columnIndex) {
if (element instanceof Property) {
return ExternalToolsImages.getImage(IExternalToolConstants.IMG_PROPERTY);
} else {
return getFileImage();
}
}
/* (non-Javadoc)
* Method declared on ITableLabelProvider.
*/
public String getColumnText(Object element, int columnIndex) {
return element.toString();
}
public Image getFileImage() {
if (fileImage == null) {
fileImage = PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_FILE);
}
return fileImage;
}
public Image getClasspathImage() {
if (classpathImage == null) {
ImageDescriptor desc = ExternalToolsPlugin.getDefault().getImageDescriptor(AntPropertiesLabelProvider.IMG_CLASSPATH);
classpathImage = desc.createImage();
}
return classpathImage;
}
}
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