/*******************************************************************************
* Copyright (c) 2016 Red Hat Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat - Initial Contribution
*******************************************************************************/
package org.eclipse.linuxtools.internal.docker.ui;
import org.eclipse.jface.viewers.CheckboxTreeViewer;
import org.eclipse.jface.viewers.IContentProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.swt.events.TreeEvent;
import org.eclipse.swt.widgets.Tree;
public class DynamicCheckboxTreeViewer extends CheckboxTreeViewer {
private final ITreeContentProvider dynamicProvider;
private boolean useDynamic;
public DynamicCheckboxTreeViewer(Tree tree,
ITreeContentProvider dynamicProvider) {
super(tree);
this.dynamicProvider = dynamicProvider;
}
public void useDynamic(boolean value) {
this.useDynamic = value;
}
@Override
public IContentProvider getContentProvider() {
if (useDynamic) {
return dynamicProvider;
}
return super.getContentProvider();
}
@Override
protected void handleTreeExpand(TreeEvent event) {
useDynamic(true);
super.handleTreeExpand(event);
useDynamic(false);
}
}