?? actionbutton.java
字號:
import java.awt.*;
import java.awt.event.*;
import java.util.*;
//swing classes
import com.sun.java.swing.text.*;
import com.sun.java.swing.*;
import com.sun.java.swing.event.*;
import com.sun.java.swing.border.*;
public abstract class ActionButton extends AbstractAction
{
Hashtable properties;
public ActionButton(String caption, Icon img)
{
properties = new Hashtable();
properties.put(DEFAULT, caption);
properties.put(NAME, caption);
properties.put(SHORT_DESCRIPTION, caption);
properties.put(SMALL_ICON, img);
}
public void putValue(String key, Object value)
{
properties.put(key, value);
}
public Object getValue(String key)
{
return properties.get(key);
}
public abstract void actionPerformed(ActionEvent e);
}
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