package jp.gr.javacons.industry.seminar.barmeter;

import java.beans.*;
import java.beans.SimpleBeanInfo;

public class BarMeterBeanInfo extends SimpleBeanInfo {

    private final Class beanClass = BarMeter.class;

    public PropertyDescriptor[] getPropertyDescriptors(){
        try{
            PropertyDescriptor minimum
                = new PropertyDescriptor("minimum", beanClass);
            PropertyDescriptor maximum
                = new PropertyDescriptor("maximum", beanClass);
            PropertyDescriptor foreground
                = new PropertyDescriptor("foreground", beanClass);
            PropertyDescriptor background
                = new PropertyDescriptor("background", beanClass);

            PropertyDescriptor[] pds = {
                minimum,
                maximum,
                foreground,
                background
            };

            return pds;

        }catch (IntrospectionException e){
            throw new Error(e.toString());
        }
    }

    public MethodDescriptor[] getMethodDescriptors(){
        try{
            MethodDescriptor setValue
                = new MethodDescriptor(beanClass.getMethod("setValue", new Class[]{double.class}));
            
            MethodDescriptor[] mds = {
                setValue
            };

            return mds;

        }catch (NoSuchMethodException e){
            throw new Error(e.toString());
        }
    }

    public BeanDescriptor getBeanDescriptor(){
        BeanDescriptor bd = new BeanDescriptor(beanClass);
        bd.setValue("hidden-state", Boolean.TRUE);
        
        return bd;
    }

    public java.awt.Image getIcon(int nIconKind){
        java.awt.Image img = null;
        if(nIconKind == BeanInfo.ICON_COLOR_16x16){
            img = loadImage("barmeter16.gif");
        }else if(nIconKind == BeanInfo.ICON_COLOR_32x32){
            img = loadImage("barmeter32.gif");
        }
        
        return img;
    }
}