public class SynthScrollPaneUI extends BasicScrollPaneUI implements PropertyChangeListener, SynthUI
JScrollPane提供Synth L&F UI代表。 
      BasicScrollPaneUI.HSBChangeListener, BasicScrollPaneUI.MouseWheelHandler, BasicScrollPaneUI.PropertyChangeHandler, BasicScrollPaneUI.ViewportChangeHandler, BasicScrollPaneUI.VSBChangeListenerhsbChangeListener, scrollpane, spPropertyChangeListener, viewportChangeListener, vsbChangeListenerDEFAULT, DISABLED, ENABLED, FOCUSED, MOUSE_OVER, PRESSED, SELECTEDCOLUMN_HEADER, HORIZONTAL_SCROLLBAR, HORIZONTAL_SCROLLBAR_ALWAYS, HORIZONTAL_SCROLLBAR_AS_NEEDED, HORIZONTAL_SCROLLBAR_NEVER, HORIZONTAL_SCROLLBAR_POLICY, LOWER_LEADING_CORNER, LOWER_LEFT_CORNER, LOWER_RIGHT_CORNER, LOWER_TRAILING_CORNER, ROW_HEADER, UPPER_LEADING_CORNER, UPPER_LEFT_CORNER, UPPER_RIGHT_CORNER, UPPER_TRAILING_CORNER, VERTICAL_SCROLLBAR, VERTICAL_SCROLLBAR_ALWAYS, VERTICAL_SCROLLBAR_AS_NEEDED, VERTICAL_SCROLLBAR_NEVER, VERTICAL_SCROLLBAR_POLICY, VIEWPORT| Constructor and Description | 
|---|
| SynthScrollPaneUI() | 
| Modifier and Type | Method and Description | 
|---|---|
| static ComponentUI | createUI(JComponent x)
              为给定的组件创建一个新的UI对象。 
             | 
| SynthContext | getContext(JComponent c)
              返回指定组件的上下文。 
             | 
| protected void | installDefaults(JScrollPane scrollpane) | 
| protected void | installListeners(JScrollPane c) | 
| void | paint(Graphics g, JComponent c)
              根据外观和外观绘制指定的组件。 
             | 
| protected void | paint(SynthContext context, Graphics g)
              绘制指定的组件。 
             | 
| void | paintBorder(SynthContext context, Graphics g, int x, int y, int w, int h)
              画边框 
             | 
| void | propertyChange(PropertyChangeEvent e)
              当绑定属性更改时,此方法将被调用。 
             | 
| protected void | uninstallDefaults(JScrollPane c) | 
| protected void | uninstallListeners(JComponent c) | 
| void | update(Graphics g, JComponent c)
              通知此UI代理重新绘制指定的组件。 
             | 
createHSBChangeListener, createMouseWheelListener, createPropertyChangeListener, createViewportChangeListener, createVSBChangeListener, getBaseline, getBaselineResizeBehavior, getMaximumSize, installKeyboardActions, installUI, syncScrollPaneWithViewport, uninstallKeyboardActions, uninstallUI, updateColumnHeader, updateRowHeader, updateScrollBarDisplayPolicy, updateViewportcontains, getAccessibleChild, getAccessibleChildrenCount, getMinimumSize, getPreferredSizepublic static ComponentUI createUI(JComponent x)
x - 为其创建UI对象的组件 
           public void update(Graphics g, JComponent c)
paint(SynthContext,Graphics)方法。 
            通常,此方法不需要被子类覆盖。 所有Look和Feel渲染代码都应该在paint 。 
update在 
            ComponentUI类 
           g - 用于绘画的 
            Graphics对象 
           c - 正在涂漆的组件 
           paint(SynthContext,Graphics) 
           public void paint(Graphics g, JComponent c)
 Synth Look and Feel不使用此方法。 绘画由paint(SynthContext,Graphics)处理。 
paint在 
            BasicScrollPaneUI 
           g - 用于绘画的 
            Graphics对象 
           c - 正在涂漆的组件 
           paint(SynthContext,Graphics) 
           protected void paint(SynthContext context, Graphics g)
context - 正在绘制的组件的上下文 
           g - 用于绘画的 
            Graphics对象 
           update(Graphics,JComponent) 
           public void paintBorder(SynthContext context, Graphics g, int x, int y, int w, int h)
paintBorder在接口 
            SynthUI 
           context - 组件上下文 
           g - 
            Graphics上画 
           x - X坐标 
           y - Y坐标 
           w - 边框的宽度 
           h - 边框的高度 
           protected void installDefaults(JScrollPane scrollpane)
protected void installListeners(JScrollPane c)
protected void uninstallDefaults(JScrollPane c)
protected void uninstallListeners(JComponent c)
public SynthContext getContext(JComponent c)
getContext在接口 
            SynthUI 
           c - 组件请求SynthContext。 
           public void propertyChange(PropertyChangeEvent e)
PropertyChangeListener 
          propertyChange在接口 
            PropertyChangeListener 
           e - 描述事件源和已更改的属性的PropertyChangeEvent对象。 
            Submit a bug or feature 
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