问ZK地区DecimalBox转换

EN

package ch.swissquant.zurich.abt.questionnaire.zk;

import java.text.DecimalFormatSymbols;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;

import org.zkoss.json.JSONValue;
import org.zkoss.zul.Decimalbox;

public class SymbolDecimalbox extends Decimalbox {

    private static final long serialVersionUID = 1L;

    private DecimalFormatSymbols symbols;
    private Locale locale;

    /** Hide the parent method to make sure org.zkoss.zul.impl.NumberInputElement.getRealSymbols() is never called. */
    @Override
    public void setLocale(Locale locale) {
        this.locale = locale;
    }

    /** Hide the parent method to make sure org.zkoss.zul.impl.NumberInputElement.getRealSymbols() is never called. */
    @Override
    public Locale getLocale() {
        return locale;
    }

    public void setSymbols(DecimalFormatSymbols symbols) {
        this.symbols = symbols;
    }

    public DecimalFormatSymbols getSymbols() {
        return symbols;
    }

    //super//
    @Override
    protected void renderProperties(org.zkoss.zk.ui.sys.ContentRenderer renderer)
    throws java.io.IOException {
        super.renderProperties(renderer);

        // By overriding setLocale(), we make sure org.zkoss.zul.impl.NumberInputElement.getRealSymbols() is never called.
        renderer.render("localizedSymbols", getRealSymbols());
    }

    /** Send the specified symbols to the UI. */
    private String getRealSymbols() {
        if (symbols != null && locale != null) {
            Map<String, String> map = new HashMap<String, String>();
            map.put("GROUPING",
                    String.valueOf(symbols.getGroupingSeparator()));
            map.put("DECIMAL",
                    String.valueOf(symbols.getDecimalSeparator()));
            map.put("PERCENT", String.valueOf(symbols.getPercent()));
            map.put("PER_MILL", String.valueOf(symbols.getPerMill()));
            map.put("MINUS", String.valueOf(symbols.getMinusSign()));

            final String localeName = locale.toString();
            return JSONValue.toJSONString(new Object[] { localeName, map });
        }
        return null;
    }
}