com.edgenius.wiki.gwt.client.widgets.ListDialogue.java Source code

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Here is the source code for com.edgenius.wiki.gwt.client.widgets.ListDialogue.java

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/* 
 * =============================================================
 * Copyright (C) 2007-2011 Edgenius (http://www.edgenius.com)
 * =============================================================
 * License Information: http://www.edgenius.com/licensing/edgenius/2.0/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2.0
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 * http://www.gnu.org/licenses/gpl.txt
 *  
 * ****************************************************************
 */
package com.edgenius.wiki.gwt.client.widgets;

import java.util.List;
import java.util.Vector;

import com.edgenius.wiki.gwt.client.i18n.Msg;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.Image;
import com.google.gwt.user.client.ui.VerticalPanel;

/**
 * List user or role dialog, used  for add user/role to Security table list. 
 * @author Dapeng.Ni
 */
public class ListDialogue extends DialogBox {

    public static final int GROUP = 1;
    public static final int USER = 2;

    private ListPanel listPanel;
    private Vector<ListDialogueListener> listeners = new Vector<ListDialogueListener>();
    private Image loadingInd = IconBundle.I.loading();

    public ListDialogue(String title, final int type) {
        listPanel = new ListPanel(type);

        VerticalPanel panel = new VerticalPanel();

        ButtonBar btnBar = this.getButtonBar();
        Button okButton = new Button(Msg.consts.ok(), ButtonIconBundle.tickImage());
        okButton.addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent event) {
                List values = listPanel.getCandidates();
                if (values == null || values.size() == 0) {
                    if (type == ListDialogue.GROUP) {
                        Window.alert(Msg.params.no_role_user_select(Msg.consts.group()));
                    } else {
                        Window.alert(Msg.params.no_role_user_select(Msg.consts.user()));
                    }
                    return;
                } else {
                    for (ListDialogueListener lis : listeners) {
                        lis.dialogClosed(ListDialogue.this, values);
                    }
                }
                hidebox();
            }
        });
        Button cancelButton = new Button(Msg.consts.cancel(), ButtonIconBundle.crossImage());
        cancelButton.addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent event) {
                ListDialogue.this.hidebox();
            }
        });
        btnBar.add(cancelButton);
        btnBar.add(okButton);
        panel.add(loadingInd);
        panel.add(listPanel);

        panel.setSize("100%", "100%");

        loading(false);
        this.setText(title);
        this.setWidget(panel);

    }

    /**
     * @param list
     */
    public void fillPanel(List list) {
        listPanel.fillPanel(list);
    }

    public void addListener(ListDialogueListener listener) {
        listeners.add(listener);
    }

    /**
     * Show loading indicator
     */
    public void loading(boolean loading) {
        loadingInd.setVisible(loading);
    }

}