/**
* Copyright 2010 JBoss Inc
*
* 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.drools.eclipse.flow.ruleflow.editor.editpart;
/*
* Copyright 2005 JBoss Inc
*
* 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.
*/
import org.drools.eclipse.DroolsEclipsePlugin;
import org.drools.eclipse.flow.common.editor.core.ModelEvent;
import org.drools.eclipse.flow.common.editor.editpart.ElementEditPart;
import org.drools.eclipse.flow.common.editor.editpart.figure.AbstractElementFigure;
import org.drools.eclipse.flow.ruleflow.core.EndNodeWrapper;
import org.drools.eclipse.flow.ruleflow.skin.SkinManager;
import org.drools.eclipse.flow.ruleflow.skin.SkinProvider;
import org.drools.eclipse.preferences.IDroolsConstants;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.LineBorder;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;
/**
* EditPart for an end node.
*
* @author <a href="mailto:kris_verlaenen@hotmail.com">Kris Verlaenen</a>
*/
public class EndNodeEditPart extends ElementEditPart {
private String SKIN =
DroolsEclipsePlugin.getDefault().getPreferenceStore().getString(IDroolsConstants.SKIN);
protected IFigure createFigure() {
SkinProvider skinProvider = SkinManager.getInstance().getSkinProvider(SKIN);
IFigure result = skinProvider.createEndNodeFigure();
Rectangle constraint = getElementWrapper().getConstraint();
if (constraint.width == -1) {
constraint.width = result.getSize().width;
}
if (constraint.height == -1) {
constraint.height = result.getSize().height;
}
getElementWrapper().setConstraint(constraint);
return result;
}
public void modelChanged(ModelEvent event) {
if (event.getChange() == EndNodeWrapper.CHANGE_TERMINATE) {
refreshVisuals();
} else {
super.modelChanged(event);
}
}
protected void refreshVisuals() {
super.refreshVisuals();
boolean terminate = ((EndNodeWrapper) getModel()).getEndNode().isTerminate();
((EndNodeFigureInterface) getFigure()).setTerminate(terminate);
}
public static interface EndNodeFigureInterface extends IFigure {
void setTerminate(boolean terminate);
}
public static class EndNodeFigure extends AbstractElementFigure implements EndNodeFigureInterface {
private static final Image icon = ImageDescriptor.createFromURL(
DroolsEclipsePlugin.getDefault().getBundle().getEntry("icons/process_stop.gif")).createImage();
protected void customizeFigure() {
setIcon(icon);
setBorder(new LineBorder(1));
}
public void setSelected(boolean b) {
super.setSelected(b);
((LineBorder) getBorder()).setWidth(b ? 3 : 1);
repaint();
}
public void setTerminate(boolean terminate) {
// Do nothing
}
}
}