/*******************************************************************************
* Copyright © 2009, 2013 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.edt.ide.ui.internal.property.pages;
import java.util.ArrayList;
import org.eclipse.core.runtime.IPath;
import org.eclipse.edt.ide.ui.internal.PluginImages;
import org.eclipse.edt.ide.ui.internal.wizards.NewWizardMessages;
import org.eclipse.jface.viewers.IColorProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
public class CPVariableElementLabelProvider extends LabelProvider implements IColorProvider {
// shared, do not dispose:
private Image fJARImage;
private Image fFolderImage;
private Color fResolvedBackground;
private Image fDeprecatedJARImage;
private Image fDeprecatedFolderImage;
private boolean fHighlightReadOnly;
public CPVariableElementLabelProvider(boolean highlightReadOnly) {
fJARImage= PluginImages.get(PluginImages.IMG_OBJS_JAR);
fFolderImage= PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_FOLDER);
// fDeprecatedJARImage= new DecorationOverlayIcon(fJARImage, JavaPluginImages.DESC_OVR_DEPRECATED, IDecoration.TOP_LEFT).createImage();
// fDeprecatedFolderImage= new DecorationOverlayIcon(fFolderImage, JavaPluginImages.DESC_OVR_DEPRECATED, IDecoration.TOP_LEFT).createImage();
fDeprecatedJARImage= fJARImage;
fDeprecatedFolderImage= fFolderImage;
fHighlightReadOnly= highlightReadOnly;
fResolvedBackground= null;
}
/*
* @see LabelProvider#getImage(java.lang.Object)
*/
public Image getImage(Object element) {
if (element instanceof CPVariableElement) {
CPVariableElement curr= (CPVariableElement) element;
IPath path= curr.getPath();
if (path.toFile().isFile()) {
return curr.isDeprecated() ? fDeprecatedJARImage : fJARImage;
}
return curr.isDeprecated() ? fDeprecatedFolderImage : fFolderImage;
}
return super.getImage(element);
}
/*
* @see LabelProvider#getText(java.lang.Object)
*/
public String getText(Object element) {
if (element instanceof CPVariableElement) {
CPVariableElement curr= (CPVariableElement)element;
String name= curr.getName();
IPath path= curr.getPath();
String result= name;
ArrayList restrictions= new ArrayList(2);
// if (curr.isReadOnly() && fHighlightReadOnly) {
// restrictions.add(NewWizardMessages.CPVariableElementLabelProvider_read_only);
// }
// if (curr.isDeprecated()) {
// restrictions.add(NewWizardMessages.CPVariableElementLabelProvider_deprecated);
// }
// if (restrictions.size() == 1) {
// result= Messages.format(NewWizardMessages.CPVariableElementLabelProvider_one_restriction, new Object[] {result, restrictions.get(0)});
// } else if (restrictions.size() == 2) {
// result= Messages.format(NewWizardMessages.CPVariableElementLabelProvider_two_restrictions, new Object[] {result, restrictions.get(0), restrictions.get(1)});
// }
if (path != null) {
String appendix;
if (!path.isEmpty()) {
appendix= BasicElementLabels.getPathLabel(path, true);
} else {
appendix= NewWizardMessages.CPVariableElementLabelProvider_empty;
}
result= Messages.format(NewWizardMessages.CPVariableElementLabelProvider_appendix, new Object[] {result, appendix});
}
return result;
}
return super.getText(element);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IColorProvider#getForeground(java.lang.Object)
*/
public Color getForeground(Object element) {
return null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IColorProvider#getBackground(java.lang.Object)
*/
public Color getBackground(Object element) {
if (element instanceof CPVariableElement) {
CPVariableElement curr= (CPVariableElement) element;
if (fHighlightReadOnly && curr.isReadOnly()) {
if (fResolvedBackground == null) {
Display display= Display.getCurrent();
fResolvedBackground= display.getSystemColor(SWT.COLOR_INFO_BACKGROUND);
}
return fResolvedBackground;
}
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IBaseLabelProvider#dispose()
*/
public void dispose() {
super.dispose();
fDeprecatedFolderImage.dispose();
fDeprecatedJARImage.dispose();
}
}