org.kuali.student.common.ui.client.widgets.menus.impl.KSBlockMenuImpl.java Source code

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Here is the source code for org.kuali.student.common.ui.client.widgets.menus.impl.KSBlockMenuImpl.java

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/**
 * Copyright 2010 The Kuali Foundation Licensed under the
 * Educational Community 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.osedu.org/licenses/ECL-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.kuali.student.common.ui.client.widgets.menus.impl;

import java.util.ArrayList;
import java.util.List;

import org.kuali.student.common.ui.client.mvc.Callback;
import org.kuali.student.common.ui.client.widgets.menus.KSMenuItemData;

import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.HTMLPanel;

public class KSBlockMenuImpl extends Composite {
    private FlowPanel layout = new FlowPanel();
    private FlowPanel container = new FlowPanel();
    private List<KSListMenuImpl> menus = new ArrayList<KSListMenuImpl>();
    private List<KSMenuItemData> data;

    public KSBlockMenuImpl() {
        //layout.setStyleName("KS-Block-Menu");
        layout.setStyleName("ks-page-sub-navigation");
        container.add(layout);
        layout.add(new HTMLPanel("<div class=\"clear\">&nbsp;</div>"));
        this.initWidget(container);
    }

    public void addMenu(KSListMenuImpl menu) {
        menu.setStyleName("ks-page-sub-navigation-menu");
        layout.insert(menu, layout.getWidgetCount() - 1);
        menus.add(menu);
        menu.addGlobalMenuItemSelectCallback(new Callback<KSMenuItemData>() {

            @Override
            public void exec(KSMenuItemData result) {
                for (int i = 0; i < KSBlockMenuImpl.this.menus.size(); i++) {
                    KSBlockMenuImpl.this.menus.get(i).clearSelected();
                }

            }
        });

    }

    public void setMenus(List<KSListMenuImpl> menus) {
        for (KSListMenuImpl menu : menus) {
            this.addMenu(menu);
        }
    }

    /**
     * Use the top level menu items of a list of KSMenuItemData to generate separate menus in a block
     * layout
     * @param data
     */
    public void setTopLevelItems(List<KSMenuItemData> data) {
        this.data = data;
        refresh();
    }

    public void refresh() {
        layout.clear();
        menus.clear();
        layout.add(new HTMLPanel("<div class=\"clear\">&nbsp;</div>"));
        for (KSMenuItemData item : data) {
            List<KSMenuItemData> list = new ArrayList<KSMenuItemData>();
            list.add(item);
            KSListMenuImpl menu = new KSListMenuImpl();
            menu.setItems(list);
            this.addMenu(menu);
        }
    }

}