/* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2004 - 2006 The ObjectStyle Group
* and individual authors of the software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* ObjectStyle Group (http://objectstyle.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "ObjectStyle Group" and "Cayenne"
* must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact andrus@objectstyle.org.
*
* 5. Products derived from this software may not be called "ObjectStyle"
* nor may "ObjectStyle" appear in their names without prior written
* permission of the ObjectStyle Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE OBJECTSTYLE GROUP OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the ObjectStyle Group. For more
* information on the ObjectStyle Group, please see
* <http://objectstyle.org/>.
*
*/
package org.objectstyle.wolips.ui.labeldecorator;
import java.util.HashMap;
import java.util.Map;
import java.util.WeakHashMap;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.jface.resource.CompositeImageDescriptor;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ILabelDecorator;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.graphics.Point;
import org.objectstyle.wolips.core.resources.types.project.IProjectPatternsets;
import org.objectstyle.wolips.core.resources.types.project.ProjectAdapter;
import org.objectstyle.wolips.ui.UIPlugin;
/**
* @author mnolte
*
*/
public class ResourcesLabelDecorator implements ILabelDecorator {
/**
* Constructor for WOLabelDecorator.
*/
public ResourcesLabelDecorator() {
super();
}
private Image createImageWithName(Image image, String aString) {
return UIPlugin.getImageDescriptorRegistry().get(ResourcesLabelDecorator.cachedImageDescriptor(image, aString));
}
private Image resourcesImage(Image image) {
return createImageWithName(image, "resources_overlay.gif");
}
private Image webServerResourcesImage(Image image) {
return createImageWithName(image, "webserverresources_overlay.gif");
}
public Image decorateImage(Image image, Object element) {
if (element instanceof IResource && !(element instanceof IProject)) {
IResource resource = (IResource) element;
IProject project = resource.getProject();
ProjectAdapter projectAdapter = (ProjectAdapter) project.getAdapter(ProjectAdapter.class);
// make sure it's a wo project
if (projectAdapter != null) {
IProjectPatternsets projectPatternsets = (IProjectPatternsets) project.getAdapter(IProjectPatternsets.class);
if (projectPatternsets != null) {
if (projectPatternsets.matchesResourcesPattern(resource)) {
return resourcesImage(image);
}
if (projectPatternsets.matchesWOAppResourcesPattern(resource)) {
return webServerResourcesImage(image);
}
}
}
}
return image;
}
public String decorateText(String text, Object element) {
return text;
}
public void addListener(ILabelProviderListener listener) {
return;
}
public void dispose() {
// DO NOTHING
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {
// DO NOTHING
}
protected static Map<String, Map<Image, TBImageDescriptor>> _imageDescriptors;
public static TBImageDescriptor cachedImageDescriptor(Image image, String overlayImageFilename) {
if (_imageDescriptors == null) {
_imageDescriptors = new HashMap<String, Map<Image, TBImageDescriptor>>();
}
Map<Image, TBImageDescriptor> overlayImageDescriptors = _imageDescriptors.get(overlayImageFilename);
if (overlayImageDescriptors == null) {
overlayImageDescriptors = new WeakHashMap<Image, TBImageDescriptor>();
_imageDescriptors.put(overlayImageFilename, overlayImageDescriptors);
}
TBImageDescriptor imageDescriptor = overlayImageDescriptors.get(image);
if (imageDescriptor == null) {
imageDescriptor = new TBImageDescriptor(image, overlayImageFilename);
overlayImageDescriptors.put(image, imageDescriptor);
}
return imageDescriptor;
}
/**
* @author uli
*
* To change this generated comment edit the template variable
* "typecomment": Window>Preferences>Java>Templates. To enable and disable
* the creation of type comments go to Window>Preferences>Java>Code
* Generation.
*/
private static class TBImageDescriptor extends CompositeImageDescriptor {
private Image baseImage;
private String overlayImageFilename;
private ImageData baseImageData;
private ImageData overlayImageData;
private Point size;
/**
* Method TBImageDescriptor.
*
* @param image
* @param overlayImageFilename
*/
public TBImageDescriptor(Image image, String overlayImageFilename) {
super();
if (image != null) {
this.baseImage = image;
this.baseImageData = image.getImageData();
this.size = new Point(this.baseImageData.width, this.baseImageData.height);
}
this.overlayImageFilename = overlayImageFilename;
this.overlayImageData = ImageDescriptor.createFromFile(ResourcesLabelDecorator.class, overlayImageFilename).getImageData();
if (this.size == null) {
this.size = new Point(this.overlayImageData.width, this.overlayImageData.height);
}
}
/**
* @see org.eclipse.jface.resource.CompositeImageDescriptor#drawCompositeImage(int,
* int)
*/
protected void drawCompositeImage(int width, int height) {
// draw base image
if (this.baseImageData != null) {
this.drawImage(this.baseImageData, 0, 0);
}
int x = getSize().x;
x -= this.overlayImageData.width;
int y = getSize().y;
y -= this.overlayImageData.height;
this.drawImage(this.overlayImageData, x, 0);
}
/**
* @see org.eclipse.jface.resource.CompositeImageDescriptor#getSize()
*/
protected Point getSize() {
return this.size;
}
public boolean equals(Object object) {
if (object == null || !TBImageDescriptor.class.equals(object.getClass()))
return false;
TBImageDescriptor other = (TBImageDescriptor) object;
boolean equals = true;
if (baseImage == null) {
equals = (other.baseImage == null);
} else {
equals = baseImage.equals(other.baseImage);
}
if (equals) {
equals = this.overlayImageFilename.equals(other.overlayImageFilename);
}
return equals;
}
public int hashCode() {
int hashcode = 0;
if (this.baseImage != null) {
hashcode |= this.baseImage.hashCode();
}
hashcode |= this.overlayImageFilename.hashCode();
return hashcode;
}
}
}