Rename LayoutList to LayoutListView.

[online-glom:gwt-glom.git] / src / main / java / org / glom / web / client / LayoutListView.java

/*
 * Copyright (C) 2010, 2011 Openismus GmbH
 *
 * This file is part of GWT-Glom.
 *
 * GWT-Glom is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * GWT-Glom 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with GWT-Glom.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.glom.web.client;

import java.util.ArrayList;

import com.google.gwt.user.cellview.client.CellTable;
import com.google.gwt.user.cellview.client.SimplePager;
import com.google.gwt.user.cellview.client.TextColumn;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.view.client.AsyncDataProvider;
import com.google.gwt.view.client.HasData;
import com.google.gwt.view.client.Range;

class LayoutListDataProvider extends AsyncDataProvider<String[]> {
        @Override
        protected void onRangeChanged(HasData<String[]> display) {
                final Range range = display.getVisibleRange();

                final int start = range.getStart();
                final int length = range.getLength();

                AsyncCallback<ArrayList<String[]>> callback = new AsyncCallback<ArrayList<String[]>>() {
                        public void onFailure(Throwable caught) {
                                // FIXME: need to deal with failure
                                System.out.println("AsyncCallback Failed: LibGlomService.getTableData()");
                        }

                        public void onSuccess(ArrayList<String[]> result) {
                                updateRowData(start, result);
                        }
                };

                OnlineGlomServiceAsync.Util.getInstance().getTableData(start, length, OnlineGlom.getCurrentTableName(), callback);
        }
}

public class LayoutListView extends Composite {

        private CellTable<String[]> table = null;

        public LayoutListView(String[] headers) {
                table = new CellTable<String[]>();
                LayoutListDataProvider dataProvider = new LayoutListDataProvider();
                dataProvider.addDataDisplay(table);

                // TODO wire up the pager
                SimplePager pager = new SimplePager(SimplePager.TextLocation.CENTER);
                pager.setDisplay(table);

                // a panel to hold our widgets
                VerticalPanel panel = new VerticalPanel();
                panel.add(table);
                panel.add(pager);

                for (int i = 0; i < headers.length; i++) {
                        // create a new column
                        final int j = new Integer(i);
                        TextColumn<String[]> column = new TextColumn<String[]>() {
                                @Override
                                public String getValue(String[] object) {
                                        return object[j];
                                }
                        };

                        // add the column to the list
                        table.addColumn(column, headers[i]);

                }

                table.setRowCount(0);

                // take care of the necessary stuff required for composite widgets
                initWidget(panel);
                setStyleName("glom-ListLayoutTable");
        }

}