/* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2007 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.wooeditor;
import java.util.ArrayList;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IResourceChangeListener;
import org.eclipse.core.resources.IResourceDelta;
import org.eclipse.core.resources.IResourceDeltaVisitor;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.forms.FormColors;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.objectstyle.wolips.baseforuiplugins.AbstractBaseUIActivator;
import org.objectstyle.wolips.wodclipse.core.woo.WooModel;
import org.osgi.framework.BundleContext;
/**
* The main plug-in class to be used in the desktop.
*/
public class WooeditorPlugin extends AbstractBaseUIActivator implements IResourceChangeListener {
// The shared instance.
private static WooeditorPlugin plugin;
/**
* Returns the shared instance.
*/
public static WooeditorPlugin getDefault() {
return plugin;
}
/**
* Returns an image descriptor for the image file at the given plug-in
* relative path.
*
* @param path
* the path
* @return the image descriptor
*/
public static ImageDescriptor getImageDescriptor(final String path) {
return AbstractUIPlugin.imageDescriptorFromPlugin("org.objectstyle.wolips.wooeditor", path);
}
private FormColors formColors;
private IWorkspace workspace;
/**
* The constructor.
*/
public WooeditorPlugin() {
super();
plugin = this;
workspace = ResourcesPlugin.getWorkspace();
}
public FormColors getFormColors(final Display display) {
if (formColors == null) {
formColors = new FormColors(display);
formColors.markShared();
}
return formColors;
}
public Image getImage(final String key) {
return getImageRegistry().get(key);
}
public void resourceChanged(final IResourceChangeEvent event) {
if (event.getType() == IResourceChangeEvent.POST_CHANGE) {
final IResourceDelta delta = event.getDelta();
final ArrayList<IResource> changed = new ArrayList<IResource>();
IResourceDeltaVisitor visitor = new IResourceDeltaVisitor() {
public boolean visit(final IResourceDelta visitingDelta) {
// only interested in changed encoding
if (visitingDelta.getKind() != IResourceDelta.CHANGED || (visitingDelta.getFlags() & IResourceDelta.ENCODING) == 0) {
return true;
}
IResource resource = visitingDelta.getResource();
if (resource.getProjectRelativePath().toString().equals("build")) {
return false;
}
// only interested in folders with the "wo" extension
if (resource.getType() == IResource.FOLDER && "wo".equalsIgnoreCase(resource.getFileExtension())) {
changed.add(resource);
}
return true;
}
};
try {
delta.accept(visitor);
}
catch (CoreException e) {
// XXX open error dialog with syncExec or print to log file
e.printStackTrace();
}
Display.getDefault().asyncExec(new Runnable() {
public void run() {
for (IResource resource : changed) {
IFolder folder = (IFolder) resource;
try {
String charset = folder.getDefaultCharset();
IPath wooPath = folder.getLocation().addTrailingSeparator().append(folder.getName() + "o");
IFile wooFile = workspace.getRoot().getFileForLocation(wooPath);
WooModel.updateEncoding(wooFile, charset);
// Change the eclipse encoding type of the Component template
for (IResource element : folder.members()) {
if (element.getType() == IResource.FILE) {
IFile file = (IFile) element;
if (file.getFileExtension().matches("(xml|html|xhtml|wod)") && !file.getCharset().equals(charset)) {
System.out.println("WooeditorPlugin.run: setting encoding of " + file + " to " + charset);
file.setCharset(charset, null);
}
}
}
}
catch (CoreException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
});
}
}
/**
* This method is called upon plug-in activation
*/
@Override
public void start(final BundleContext context) throws Exception {
super.start(context);
workspace.addResourceChangeListener(this);
}
/**
* This method is called when the plug-in is stopped
*/
@Override
public void stop(final BundleContext context) throws Exception {
try {
if (formColors != null) {
formColors.dispose();
formColors = null;
}
}
finally {
super.stop(context);
}
workspace.removeResourceChangeListener(this);
plugin = null;
}
}