propertyselector.java

openmap java写的开源数字地图程序. 用applet实现,可以像google map 那样放大缩小地图.

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 * 
 *    Use, duplication, or disclosure by the Government is subject to
 *           restricted rights as set forth in the DFARS.
 *  
 *                         BBNT Solutions LLC
 *                             A Part of 
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 *
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package com.bbn.openmap.tools.beanbox;

import java.awt.*;
import java.awt.event.*;
import java.beans.*;

/**
 * A class that provides support for a PropertyEditor that uses tags.
 */

public class PropertySelector extends Choice implements ItemListener {

    public PropertySelector(PropertyEditor pe) {
        editor = pe;
        String tags[] = editor.getTags();
        for (int i = 0; i < tags.length; i++) {
            addItem(tags[i]);
        }
        select(0);
        // This is a noop if the getAsText is not a tag.
        select(editor.getAsText());
        addItemListener(this);
    }

    public void itemStateChanged(ItemEvent evt) {
        String s = getSelectedItem();
        editor.setAsText(s);
    }

    public void repaint() {
        select(editor.getAsText());
    }

    PropertyEditor editor;
}