# ServerMessagesView.java

    /*
    ** Module   : ServerMessagesView.java
    ** Abstract : ServerMessagesView defines UI to work with server messages.
    **
    ** Copyright (c) 2017, Golden Code Development Corporation.
    **
    ** -#- -I- --Date-- ----------------Description----------------------
    ** 001 SBI 20170601 Created initial version.
    */
    /*
    ** This program is free software: you can redistribute it and/or modify
    ** it under the terms of the GNU Affero General Public License as
    ** published by the Free Software Foundation, either version 3 of the
    ** License, or (at your option) any later version.
    **
    ** 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 Affero General Public License for more details.
    **
    ** You may find a copy of the GNU Affero GPL version 3 at the following
    ** location: https://www.gnu.org/licenses/agpl-3.0.en.html
    **
    ** Additional terms under GNU Affero GPL version 3 section 7:
    **
    **   Under Section 7 of the GNU Affero GPL version 3, the following additional
    **   terms apply to the works covered under the License.  These additional terms
    **   are non-permissive additional terms allowed under Section 7 of the GNU
    **   Affero GPL version 3 and may not be removed by you.
    **
    **   0. Attribution Requirement.
    **
    **     You must preserve all legal notices or author attributions in the covered
    **     work or Appropriate Legal Notices displayed by works containing the covered
    **     work.  You may not remove from the covered work any author or developer
    **     credit already included within the covered work.
    **
    **   1. No License To Use Trademarks.
    **
    **     This license does not grant any license or rights to use the trademarks
    **     Golden Code, FWD, any Golden Code or FWD logo, or any other trademarks
    **     of Golden Code Development Corporation. You are not authorized to use the
    **     name Golden Code, FWD, or the names of any author or contributor, for
    **     publicity purposes without written authorization.
    **
    **   2. No Misrepresentation of Affiliation.
    **
    **     You may not represent yourself as Golden Code Development Corporation or FWD.
    **
    **     You may not represent yourself for publicity purposes as associated with
    **     Golden Code Development Corporation, FWD, or any author or contributor to
    **     the covered work, without written authorization.
    **
    **   3. No Misrepresentation of Source or Origin.
    **
    **     You may not represent the covered work as solely your work.  All modified
    **     versions of the covered work must be marked in a reasonable way to make it
    **     clear that the modified work is not originating from Golden Code Development
    **     Corporation or FWD.  All modified versions must contain the notices of
    **     attribution required in this license.
    */

    package com.goldencode.p2j.admin.client.application.home.help;

    import com.goldencode.p2j.admin.client.widget.*;
    import com.google.common.collect.*;
    import com.google.gwt.user.cellview.client.*;
    import com.google.gwt.view.client.*;
    import org.gwtbootstrap3.client.ui.Button;
    import org.gwtbootstrap3.client.ui.LinkedGroup;
    import org.gwtbootstrap3.client.ui.LinkedGroupItem;
    import org.gwtbootstrap3.client.ui.base.HasHref;

    import com.goldencode.p2j.admin.client.application.home.BaseViewWithUiHandlers;
    import com.google.gwt.event.dom.client.ClickEvent;
    import com.google.gwt.uibinder.client.UiBinder;
    import com.google.gwt.uibinder.client.UiField;
    import com.google.gwt.uibinder.client.UiHandler;
    import com.google.gwt.user.client.ui.HasWidgets;
    import com.google.gwt.user.client.ui.Widget;
    import com.google.inject.Inject;
    import org.gwtbootstrap3.client.ui.gwt.*;
    import org.gwtbootstrap3.client.ui.gwt.DataGrid;

    import java.util.*;

    /**
     * Defines UI to work with server messages.
     */
    public class ServerMessagesView
    extends BaseViewWithUiHandlers<ServerMesagesUiHandlers>
    implements ServerMessagesPresenter.MyView
    {
       /**
        * GWT UI creator.
        */
       interface Binder
       extends UiBinder<Widget, ServerMessagesView>
       {}

       /** The Back button */
       @UiField
       Button backAction;

       /** The modal container */
       @UiField
       HasWidgets modalFragment;

       /** The grid with messages */
       @UiField(provided = true)
       DataGrid<String> grid = GridHelper.create();

       /** widget */
       @UiField(provided = true)
       SimplePager pager = new SimplePager();

       /** Data provider */
       ListDataProvider<String> dataProvider;

       /**
        * Create this view.
        *
        * @param    binder
        *           The injected GWT UI creator
        */
       @Inject
       public ServerMessagesView(Binder binder)
       {
          initWidget(binder.createAndBindUi(this));

          dataProvider = new ListDataProvider<>();
          dataProvider.addDataDisplay(grid);

          grid.addColumn(new TextColumn<String>()
          {
             @Override
             public String getValue(String object)
             {
                return object;
             }
          }, "Message");

          // paging
          grid.setPageSize(100);
          pager.setDisplay(grid);
       }

       /**
        * Sets the server messages list model.
        *
        * @param    messages
        *           The array of messages
        */
       @Override
       public void setMessages(String[] messages)
       {
          List<String> data = dataProvider.getList();
          data.clear();
          if (messages != null)
          {
             data.addAll(Lists.reverse(Arrays.asList(messages)));
          }
       }

       /**
        * The Back button click handler.
        *
        * @param    event
        *           Click event
        */
       @UiHandler("backAction")
       void onBackAction(ClickEvent event)
       {
          getUiHandlers().onBackAction();
       }
    }