org.jb2011.lnf.beautyeye.ch4_scroll

类 BEScrollBarUI

java.lang.Object

javax.swing.plaf.ComponentUI

javax.swing.plaf.ScrollBarUI

javax.swing.plaf.basic.BasicScrollBarUI

org.jb2011.lnf.beautyeye.ch4_scroll.BEScrollBarUI

所有已实现的接口:

java.awt.LayoutManager, javax.swing.SwingConstants

public class BEScrollBarUI
extends javax.swing.plaf.basic.BasicScrollBarUI

本类是滚动条的UI实现.

版本:

1.0

作者:

Jack Jiang(jb2011@163.com), 2009-09-01

嵌套类概要

嵌套类

限定符和类型	类和说明
protected class	BEScrollBarUI.WindowsArrowButton WindowsArrowButton is used for the buttons to position the document up/down.

从类继承的嵌套类/接口 javax.swing.plaf.basic.BasicScrollBarUI

javax.swing.plaf.basic.BasicScrollBarUI.ArrowButtonListener, javax.swing.plaf.basic.BasicScrollBarUI.ModelListener, javax.swing.plaf.basic.BasicScrollBarUI.PropertyChangeHandler, javax.swing.plaf.basic.BasicScrollBarUI.ScrollListener, javax.swing.plaf.basic.BasicScrollBarUI.TrackListener

字段概要

从类继承的字段 javax.swing.plaf.basic.BasicScrollBarUI

buttonListener, decrButton, DECREASE_HIGHLIGHT, decrGap, incrButton, INCREASE_HIGHLIGHT, incrGap, isDragging, maximumThumbSize, minimumThumbSize, modelListener, NO_HIGHLIGHT, propertyChangeListener, scrollbar, scrollBarWidth, scrollListener, scrollTimer, thumbColor, thumbDarkShadowColor, thumbHighlightColor, thumbLightShadowColor, thumbRect, trackColor, trackHighlight, trackHighlightColor, trackListener, trackRect

从接口继承的字段 javax.swing.SwingConstants

BOTTOM, CENTER, EAST, HORIZONTAL, LEADING, LEFT, NEXT, NORTH, NORTH_EAST, NORTH_WEST, PREVIOUS, RIGHT, SOUTH, SOUTH_EAST, SOUTH_WEST, TOP, TRAILING, VERTICAL, WEST

构造器概要

构造器

构造器和说明
BEScrollBarUI()

方法概要

方法

限定符和类型	方法和说明
protected javax.swing.JButton	createDecreaseButton(int orientation)
protected javax.swing.JButton	createIncreaseButton(int orientation)
static javax.swing.plaf.ComponentUI	createUI(javax.swing.JComponent c) Creates a UI for a JScrollBar.
protected void	paintThumb(java.awt.Graphics g, javax.swing.JComponent c, java.awt.Rectangle thumbBounds) 滚动条绘制.
protected void	paintThumbIfSoSmall(java.awt.Graphics2D g2, int x, int y, int w, int h) 如果滚动条非常小（小到小于NP图的最小大小）时调用此方法实现滚动条的精确绘制.
protected void	paintTrack(java.awt.Graphics g, javax.swing.JComponent c, java.awt.Rectangle trackBounds)

从类继承的方法 javax.swing.plaf.basic.BasicScrollBarUI

addLayoutComponent, configureScrollBarColors, createArrowButtonListener, createModelListener, createPropertyChangeListener, createScrollListener, createTrackListener, getMaximumSize, getMaximumThumbSize, getMinimumThumbSize, getPreferredSize, getSupportsAbsolutePositioning, getThumbBounds, getTrackBounds, installComponents, installDefaults, installKeyboardActions, installListeners, installUI, isThumbRollover, layoutContainer, layoutHScrollbar, layoutVScrollbar, minimumLayoutSize, paint, paintDecreaseHighlight, paintIncreaseHighlight, preferredLayoutSize, removeLayoutComponent, scrollByBlock, scrollByUnit, setThumbBounds, setThumbRollover, uninstallComponents, uninstallDefaults, uninstallKeyboardActions, uninstallListeners, uninstallUI

从类继承的方法 javax.swing.plaf.ComponentUI

contains, getAccessibleChild, getAccessibleChildrenCount, getBaseline, getBaselineResizeBehavior, getMinimumSize, update

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

BEScrollBarUI

public BEScrollBarUI()

方法详细资料

createUI

public static javax.swing.plaf.ComponentUI createUI(javax.swing.JComponent c)

Creates a UI for a JScrollBar.

参数:

c - the text field

返回:

the UI

createDecreaseButton

protected javax.swing.JButton createDecreaseButton(int orientation)

覆盖:

createDecreaseButton 在类中 javax.swing.plaf.basic.BasicScrollBarUI

createIncreaseButton

protected javax.swing.JButton createIncreaseButton(int orientation)

覆盖:

createIncreaseButton 在类中 javax.swing.plaf.basic.BasicScrollBarUI

paintTrack

protected void paintTrack(java.awt.Graphics g,
              javax.swing.JComponent c,
              java.awt.Rectangle trackBounds)

覆盖:

paintTrack 在类中 javax.swing.plaf.basic.BasicScrollBarUI

paintThumb

protected void paintThumb(java.awt.Graphics g,
              javax.swing.JComponent c,
              java.awt.Rectangle thumbBounds)

滚动条绘制.

覆盖:

paintThumb 在类中 javax.swing.plaf.basic.BasicScrollBarUI

参数:

g - the g

c - the c

thumbBounds - the thumb bounds

paintThumbIfSoSmall

protected void paintThumbIfSoSmall(java.awt.Graphics2D g2,
                       int x,
                       int y,
                       int w,
                       int h)

如果滚动条非常小（小到小于NP图的最小大小）时调用此方法实现滚动条的精确绘制.

参数:

g2 - the g2

x - the x

y - the y

w - the w

h - the h