org.yafra.rcp.admin.YafraUserTable.java Source code

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Here is the source code for org.yafra.rcp.admin.YafraUserTable.java

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/*****************************************************************
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.yafra.rcp.admin;

import java.util.Iterator;
import java.util.List;

import javax.naming.NamingException;

import org.eclipse.core.databinding.observable.list.WritableList;
import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TableViewerColumn;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.yafra.model.MYafraBusinessRole;
import org.yafra.model.MYafraUser;
import org.yafra.rcp.GlobalSettings;
import org.yafra.server.ejbRemote.MHIYafraUserRemote;

/**
 * Manage JFace Table of Yafra Business Role to be used within a group
 * 
 * @author <a href="mailto:yafra@yafra.org">Martin Weber</a>
 * @version $Id: YafraUserView.java,v 1.8 2009-12-19 20:40:33 mwn Exp $
 * @since 1.0
 */
public class YafraUserTable {
    private GlobalSettings glob;
    private YafraUserTableSorter tableSorterUser;
    public MHIYafraUserRemote mhiuser = null;

    public YafraUserTable() {
        glob = GlobalSettings.getSingletonObject();
    }

    public void loadTableData(TableViewer viewerUsers, WritableList inputUser) {
        // Get the content for the viewer, setInput will call getElements in the
        // contentProvider
        // viewerUser.setInput(YafraUserDataProvider.getInstance().getPersons());
        viewerUsers.setInput(inputUser);
        tableSorterUser = new YafraUserTableSorter();
        viewerUsers.setSorter(tableSorterUser);
    }

    /**
     * @wbp.parser.entryPoint
     */
    public void createTable(TableViewer viewerUsers, List<MGYafraUser> users) {
        // business role table viewer
        this.fillTable(users, null);
        tableCreateCols(viewerUsers);
        viewerUsers.setContentProvider(new ObservableListContentProvider());
        // viewerUser.setContentProvider(new YafraUserContentProvider());
        viewerUsers.setLabelProvider(new YafraUserLabelProvider());
    }

    public void tableCreateCols(final TableViewer viewer) {
        String[] titles = { "User name", "User ID", "Picture" };
        int[] bounds = { 200, 100, 500 };

        for (int i = 0; i < titles.length; i++) {
            final int index = i;
            final TableViewerColumn viewerColumn = new TableViewerColumn(viewer, SWT.NONE);
            viewerColumn.getColumn().setText(titles[i]);
            viewerColumn.getColumn().setWidth(bounds[i]);
            viewerColumn.getColumn().setResizable(true);
            viewerColumn.getColumn().setMoveable(true);
            // Setting the right sorter
            viewerColumn.getColumn().addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    YafraUserTableSorter tableSorterUser = (YafraUserTableSorter) viewer.getSorter();
                    tableSorterUser.setColumn(index);
                    int dir = viewer.getTable().getSortDirection();
                    if (viewer.getTable().getSortColumn() == viewerColumn.getColumn()) {
                        dir = dir == SWT.UP ? SWT.DOWN : SWT.UP;
                    } else {

                        dir = SWT.DOWN;
                    }
                    viewer.getTable().setSortDirection(dir);
                    viewer.getTable().setSortColumn(viewerColumn.getColumn());
                    viewer.refresh();
                }
            });
        }
        GridData gridData = new GridData(SWT.LEFT, SWT.CENTER, true, false, 1, 1);
        viewer.getTable().setLayoutData(gridData);
        viewer.getTable().setHeaderVisible(true);
        viewer.getTable().setLinesVisible(true);
    }

    public void fillTable(List<MGYafraUser> users, MGYafraBusRole mgybr) {
        getMHIUser();
        users.clear();
        List<MYafraUser> perslist = null;
        if (mgybr == null) {
            perslist = (List<MYafraUser>) mhiuser.getUsers();
        } else {
            MYafraBusinessRole mybr = new MYafraBusinessRole();
            mybr.setName(mgybr.getName());
            mybr.setFlag(mgybr.getFlag());
            mybr.setDescription(mgybr.getDescription());
            perslist = (List<MYafraUser>) mhiuser.getUsers(mybr);
        }
        Iterator<MYafraUser> it = perslist.iterator();
        while (it.hasNext()) {
            MYafraUser dbuser = it.next();
            MGYafraUser u = new MGYafraUser();
            u.setName(dbuser.getName());
            u.setUserId(dbuser.getUserid());
            u.setPicturelink(dbuser.getPicturelink());
            users.add(u);
        }
    }

    public void deleteEntry(WritableList inputUser, ISelection selection) {
        glob.setDebugmessage(" - start deleteEntry");
        if (selection == null || !(selection instanceof IStructuredSelection))
            return;
        IStructuredSelection sel = (IStructuredSelection) selection;
        MGYafraUser YafraUserElement = (MGYafraUser) sel.getFirstElement();
        glob.setDebugmessage(" - selection on master table on deletion of " + YafraUserElement.getName());
        // TODO potential multiple selection delete - not wished at this moment
        getMHIUser();
        mhiuser.deleteUser(YafraUserElement.getUserId());
        inputUser.remove(YafraUserElement);
    }

    public void getMHIUser() {
        glob.setDebugmessage(" - get ejb handler implementation");
        if (mhiuser != null)
            return;
        try {
            mhiuser = (MHIYafraUserRemote) glob.getEjbcontext().lookup("MHIYafraUserRemote");
        } catch (NamingException e) {
            glob.setDebugmessage(" - error with ejb context");
            e.printStackTrace();
        }
    }
}