/*
 * Copyright 2015 JBoss, by Red Hat, 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.uberfire.ext.widgets.common.client.common;

import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;

public class DirtyableVerticalPane extends VerticalPanel implements DirtyableContainer {

    public boolean hasDirty() {

        int widNumber = getWidgetCount();
        Widget element;

        for (int i = 0; i < widNumber; i++) {
            element = getWidget(i);
            if (element instanceof DirtyableWidget) {
                if (((DirtyableWidget) element).isDirty()) {
                    return true;
                }
            }
            if (element instanceof DirtyableContainer) {
                if (((DirtyableContainer) element).hasDirty()) {
                    return true;
                }
            }
        }
        return false;
    }
}
