org.gk.engine.client.build.grid.field.GAggregationRowBuilder.java Source code

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Here is the source code for org.gk.engine.client.build.grid.field.GAggregationRowBuilder.java

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/*
 * Copyright (C) 2000-2012  InfoChamp System Corporation
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.gk.engine.client.build.grid.field;

import org.gk.engine.client.build.grid.XGridField;
import org.gk.engine.client.event.IEventConstants;

import com.extjs.gxt.ui.client.widget.grid.AggregationRowConfig;
import com.extjs.gxt.ui.client.widget.grid.SummaryType;
import com.google.gwt.i18n.client.NumberFormat;

/**
 * AggregationRowConfig
 * 
 * @author W11239
 * @since 2010/12/10
 */
public class GAggregationRowBuilder extends GridFieldBuilder {

    public GAggregationRowBuilder(String fieldType) {
        super(fieldType);
    }

    @Override
    public Object create() {
        XGridField x = (XGridField) getField().clone();
        String htmlId = x.getAttribute("htmlId", "");
        String html = x.getAttribute("html", "");
        String sumId = x.getAttribute("sumId", "");
        String sumType = x.getAttribute("sumType", "");
        String format = x.getAttribute("format", "");

        AggregationRowConfig config = new AggregationRowConfig();
        config.setHtml(htmlId, html);
        String[] idColon = sumId.split(IEventConstants.SPLIT_COLON);
        String[] typeColon = sumType.split(IEventConstants.SPLIT_COLON);
        String[] formatColon = format.split(IEventConstants.SPLIT_COLON);

        if (idColon.length == typeColon.length && typeColon.length == formatColon.length) {
            for (int i = 0; i < idColon.length; i++) {
                config.setSummaryType(idColon[i], getSummaryType(typeColon[i]));
                config.setSummaryFormat(idColon[i], getSummaryFormat(formatColon[i]));
            }
        }
        return config;
    }

    /**
     * ?SummaryType?COUNT
     * 
     * @param type
     * @return SummaryType
     */
    private SummaryType getSummaryType(String type) {
        SummaryType sType = SummaryType.COUNT;
        if (type.equalsIgnoreCase("avg")) {
            sType = SummaryType.AVG;
        } else if (type.equalsIgnoreCase("sum")) {
            sType = SummaryType.SUM;
        } else if (type.equalsIgnoreCase("max")) {
            sType = SummaryType.MAX;
        } else if (type.equalsIgnoreCase("min")) {
            sType = SummaryType.MIN;
        }
        return sType;
    }

    /**
     * ?NumberFormat
     * 
     * @param format
     * @return NumberFormat
     */
    private NumberFormat getSummaryFormat(String format) {
        NumberFormat nf = null;
        if (format.equalsIgnoreCase("currency")) {
            nf = NumberFormat.getCurrencyFormat();
        } else if (format.equalsIgnoreCase("scientific")) {
            nf = NumberFormat.getScientificFormat();
        } else if (format.equalsIgnoreCase("decimal")) {
            nf = NumberFormat.getDecimalFormat();
        } else if (format.equalsIgnoreCase("percent")) {
            nf = NumberFormat.getPercentFormat();
        } else {
            nf = NumberFormat.getFormat(format);
        }
        return nf;
    }
}