org.drools.brms.client.packages.PackageManagerView.java Source code

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Here is the source code for org.drools.brms.client.packages.PackageManagerView.java

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package org.drools.brms.client.packages;
/*
 * 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 java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import org.drools.brms.client.ruleeditor.EditorLauncher;
import org.drools.brms.client.rulelist.EditItemEvent;

import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.TabPanel;

/**
 * This view is a tabbed browser for package management.
 * The first tab always shows the list of packages in tree form, 
 * with a list/explorer like motif.
 * 
 * This can also be specified to only show one package (ie when viewing a snapshot).
 * 
 * Each editor that is opened is opened in a new tab.
 * 
 * @author Michael Neale
 */
public class PackageManagerView extends Composite {

    private final TabPanel tab;
    private Map openedViewers = Collections.EMPTY_MAP;

    /**
     * This will provide a explorer for all the packages in the system,
     * not including snapshots.
     */
    public PackageManagerView() {
        this(null, null);
    }

    /**
     * This is used when you only want to view one package.
     * @param packageUUID The UUID of the package.
     */
    public PackageManagerView(String packageUUID, final String snapshotName) {
        tab = new TabPanel();
        tab.setWidth("100%");
        tab.setHeight("30%");

        EditItemEvent editEvent = new EditItemEvent() {
            public void open(String key) {
                EditorLauncher.showLoadEditor(openedViewers, tab, key, (snapshotName != null));
            }
        };
        PackageExplorerWidget explorer = null;

        if (packageUUID == null) {
            explorer = new PackageExplorerWidget(editEvent);
        } else {
            explorer = new PackageExplorerWidget(editEvent, packageUUID, snapshotName);
        }

        tab.add(explorer, "<img src='images/explore.gif'/>Explore", true);
        tab.selectTab(0);

        initWidget(tab);
    }

    public void setOpenedViewersContainer(Map openedViewers) {
        this.openedViewers = openedViewers;
    }

}