public class BasicSliderUI.ActionScroller extends AbstractAction
ActionMap来包含该操作,以及一个InputMap以包含从KeyStroke到操作描述的映射。 
       InputMap通常在LookAndFeel表中描述。 
       有关详细信息,请参阅密钥绑定规范。
 这个类应该被视为一个“受保护”的内部类。 仅在Foo的Foo类中Foo 。 
changeSupport, enabledACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON| Constructor and Description | 
|---|
| ActionScroller(JSlider slider, int dir, boolean block) | 
| Modifier and Type | Method and Description | 
|---|---|
| void | actionPerformed(ActionEvent e)
              发生动作时调用。 
             | 
| boolean | isEnabled()
              如果启用该操作,则返回true。 
             | 
addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, putValue, removePropertyChangeListener, setEnabledpublic ActionScroller(JSlider slider, int dir, boolean block)
public void actionPerformed(ActionEvent e)
ActionListener 
          public boolean isEnabled()
AbstractAction 
          isEnabled在接口 
            Action 
           isEnabled在 
            AbstractAction 
           Action.isEnabled() 
            Submit a bug or feature 
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