/*
* 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.rulebuilder.ui;
import org.drools.eclipse.DroolsEclipsePlugin;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.ui.forms.events.HyperlinkEvent;
import org.eclipse.ui.forms.events.IHyperlinkListener;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.ImageHyperlink;
public abstract class Widget {
final protected Composite parent;
final protected FormToolkit toolkit;
final protected RuleModeller modeller;
final protected int index;
public Widget(Composite parent,
FormToolkit toolkit,
RuleModeller modeller,
int index) {
this.parent = parent;
this.toolkit = toolkit;
this.modeller = modeller;
this.index = index;
}
public ImageHyperlink addImage(Composite parent,
String fileName) {
ImageHyperlink imageHyperlink = toolkit.createImageHyperlink( parent,
0 );
ImageDescriptor imageDescriptor = DroolsEclipsePlugin.getImageDescriptor( fileName );
imageHyperlink.setImage( imageDescriptor.createImage() );
return imageHyperlink;
}
protected void addDeleteRHSAction() {
ImageHyperlink delWholeLink = addImage( parent,
"icons/delete_obj.gif" );
delWholeLink.addHyperlinkListener( new IHyperlinkListener() {
public void linkActivated(HyperlinkEvent e) {
MessageBox dialog = new MessageBox( Display.getCurrent().getActiveShell(),
SWT.YES | SWT.NO | SWT.ICON_WARNING );
dialog.setMessage( "Remove this action?" );
dialog.setText( "Remove this action?" );
if ( dialog.open() == SWT.YES ) {
getModeller().getModel().removeRhsItem( index );
getModeller().setDirty( true );
getModeller().reloadRhs();
}
}
public void linkEntered(HyperlinkEvent e) {
}
public void linkExited(HyperlinkEvent e) {
}
} );
delWholeLink.setToolTipText( "Remove this action." );
}
protected void showMessage(String msg) {
MessageBox dialog = new MessageBox( Display.getDefault().getActiveShell(),
SWT.OK | SWT.ICON_INFORMATION );
dialog.setMessage( msg );
dialog.setText( "Information" );
dialog.open();
}
protected RuleModeller getModeller() {
return modeller;
}
}