/*
Derby - Class org.apache.derby.ui.decorator.DerbyIsRunningDecorator
Copyright 2002, 2004 The Apache Software Foundation or its licensors, as applicable.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package org.apache.derby.ui.decorate;
import org.apache.derby.ui.DerbyPlugin;
import org.apache.derby.ui.common.CommonNames;
import org.apache.derby.ui.util.DerbyServerUtils;
import org.apache.derby.ui.util.Logger;
import org.apache.derby.ui.util.SelectionUtil;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.IDecoration;
import org.eclipse.jface.viewers.ILightweightLabelDecorator;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.LabelProviderChangedEvent;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IDecoratorManager;
public class DerbyIsRunningDecorator extends LabelProvider
implements ILightweightLabelDecorator {
private static final ImageDescriptor derbyRunningImageDesc = ImageDescriptor.
createFromURL(Platform.getBundle(CommonNames.UI_PATH).getEntry("/icons/"+CommonNames.ISRUNNING+".gif"));
public void decorate(Object element, IDecoration decoration) {
IProject proj=null;
if(element instanceof IJavaProject){
proj = ((IJavaProject)element).getProject();
}else{
proj=(IProject)element;
}
try {
if (DerbyServerUtils.getDefault().getRunning(proj)) {
decoration.addOverlay(derbyRunningImageDesc);
}
}
catch (CoreException ce) {
Logger.log(SelectionUtil.getStatusMessages(ce),IStatus.ERROR);
}
}
private void startUpdateDecor(IProject proj) {
final LabelProviderChangedEvent evnt = new LabelProviderChangedEvent(this, proj);
Display.getDefault().asyncExec(new Runnable() {
public void run() {
fireLabelProviderChanged(evnt);
}
});
}
public static void performUpdateDecor(IProject proj) {
IDecoratorManager dm = DerbyPlugin.getDefault().getWorkbench().getDecoratorManager();
DerbyIsRunningDecorator decorator = (DerbyIsRunningDecorator)dm.getBaseLabelProvider(CommonNames.RUNDECORATOR);
decorator.startUpdateDecor(proj);
}
}