uTools-Manuals/docs/java/javax/swing/JSlider.html

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     javax.swing 
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<h2 class="title" title="Class JSlider">Class JSlider</h2>
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         All Implemented Interfaces: 
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<span><a href="../../java/awt/image/ImageObserver.html" title="java.awt.image中的接口">ImageObserver</a> ， <a href="../../java/awt/MenuContainer.html" title="java.awt中的接口">MenuContainer</a> ， <a href="../../java/io/Serializable.html" title="java.io中的接口">Serializable</a> ， <a href="../../javax/accessibility/Accessible.html" title="javax.accessibility中的接口">Accessible</a> ， <a href="../../javax/swing/SwingConstants.html" title="javax.swing中的接口">SwingConstants</a></span>
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<hr/> <br/> <pre>public class <span class="typeNameLabel">JSlider</span>
extends <a href="../../javax/swing/JComponent.html" title="class in javax.swing">JComponent</a>
implements <a href="../../javax/swing/SwingConstants.html" title="interface in javax.swing">SwingConstants</a>, <a href="../../javax/accessibility/Accessible.html" title="interface in javax.accessibility">Accessible</a></pre>
<div class="block">
<span>允许用户通过在有界间隔内滑动旋钮图形地选择值的组件。</span>
<span>旋钮始终位于与指定间隔内的整数值相匹配的点上。</span>
<p> <span>滑块可以显示主要的刻度线，以及主要刻度线之间的小刻度线。</span> <span>刻度线之间的数值由<code>setMajorTickSpacing</code>和<code>setMinorTickSpacing</code> 。</span> <span>刻度线的绘画由<code>setPaintTicks</code> 。</span> </p>
<p> <span>滑块还可以沿滑块轨迹定期（或任意位置）打印文本标签。</span> <span>标签的绘画由<code>setLabelTable</code>和<code>setPaintLabels</code> 。</span> </p>
<p> <span>有关更多信息和示例，请参阅<a href="http://docs.oracle.com/javase/tutorial/uiswing/components/slider.html">How to Use Sliders</a> <em>“Java教程</em> ”中<em>的</em>一节<em>。</em></span> </p>
<p> <span><strong>警告：</strong> Swing不是线程安全的。</span> <span>有关更多信息，请参阅<a href="package-summary.html#threading">Swing's Threading Policy</a> 。</span> </p>
<p> <span><strong>警告：</strong>此类的序列化对象与将来的Swing版本不兼容。</span> <span>当前的序列化支持适用于运行相同版本的Swing的应用程序之间的短期存储或RMI。</span> <span>从1.4开始，对所有JavaBeans的长期存储的支持已经添加到<code>java.beans</code>包中。</span> <span>请参阅<a href="../../java/beans/XMLEncoder.html" title="java.beans中的类"><code>XMLEncoder</code></a> 。</span> </p>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<td class="colFirst"><code>protected class </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.AccessibleJSlider.html" title="class in javax.swing">JSlider.AccessibleJSlider</a></span></code>
<div class="block">
              这个类实现了可访问性支持 
             <code>JSlider</code>类。 
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<span>Fields</span>
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<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>protected <a href="../../javax/swing/event/ChangeEvent.html" title="class in javax.swing.event">ChangeEvent</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#changeEvent">changeEvent</a></span></code>
<div class="block">
              因为事件的唯一（只读）状态是源属性，所以每个滑块实例只需要一个 
             <code>ChangeEvent</code> 。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#changeListener">changeListener</a></span></code>
<div class="block">
              changeListener（无后缀）是我们添加到滑块模型的侦听器。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#majorTickSpacing">majorTickSpacing</a></span></code>
<div class="block">
              主要刻度线之间的值的数量 - 分解小刻度线的较大的标记。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#minorTickSpacing">minorTickSpacing</a></span></code>
<div class="block">
              较小刻度线之间的值数 - 主刻度线之间发生的较小的标记。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#orientation">orientation</a></span></code>
<div class="block">
              滑块是水平还是垂直默认为水平。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#sliderModel">sliderModel</a></span></code>
<div class="block">
              处理滑块的数字最大值，最小值和当前位置值的数据模型。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#snapToTicks">snapToTicks</a></span></code>
<div class="block">
              如果为真，则旋钮（及其表示的数据值）将解析为用户放置旋钮的最靠近的刻度线。 
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<span>构造方法</span>
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<tbody>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#JSlider--">JSlider</a></span>()</code>
<div class="block">
              创建一个水平滑块，范围为0到100，初始值为50。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#JSlider-javax.swing.BoundedRangeModel-">JSlider</a></span>(<a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a> brm)</code>
<div class="block">
              使用指定的BoundedRangeModel创建水平滑块。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#JSlider-int-">JSlider</a></span>(int orientation)</code>
<div class="block">
              使用范围为 
             <code>0</code>至 
             <code>100</code>的指定方向创建滑块，初始值为 
             <code>50</code> 。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#JSlider-int-int-">JSlider</a></span>(int min, int max)</code>
<div class="block">
              使用指定的最小和最大值创建水平滑块，初始值等于最小加最大值的平均值。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#JSlider-int-int-int-">JSlider</a></span>(int min, int max, int value)</code>
<div class="block">
              使用指定的最小值，最大值和值创建水平滑块。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#JSlider-int-int-int-int-">JSlider</a></span>(int orientation, int min, int max, int value)</code>
<div class="block">
              创建具有指定方向和指定的最小值，最大值和初始值的滑块。 
            </div> </td>
</tr>
</tbody>
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<caption>
<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
<span class="tableTab" id="t4"><span><a href="javascript:show(8);">具体的方法</a></span><span class="tabEnd"> </span></span>
</caption>
<tbody>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor" id="i0">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-">addChangeListener</a></span>(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</code>
<div class="block">
              向滑块添加一个ChangeListener。 
            </div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code>protected <a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#createChangeListener--">createChangeListener</a></span>()</code>
<div class="block">
              想要处理 
             <code>ChangeEvent</code>模型的 
             <code>ChangeEvent</code> s的子类可以覆盖此返回自定义 
             <code>ChangeListener</code>实现的实例。 
            </div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../../java/util/Hashtable.html" title="class in java.util">Hashtable</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#createStandardLabels-int-">createStandardLabels</a></span>(int increment)</code>
<div class="block">
              创建一个 
             <code>Hashtable</code>的数字文本标签，从滑块最小开始，并使用指定的增量。 
            </div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code><a href="../../java/util/Hashtable.html" title="class in java.util">Hashtable</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#createStandardLabels-int-int-">createStandardLabels</a></span>(int increment, int start)</code>
<div class="block">
              创建一个 
             <code>Hashtable</code>的数字文本标签，从指定的起始点开始，并使用指定的增量。 
            </div> </td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#fireStateChanged--">fireStateChanged</a></span>()</code>
<div class="block">
              发送一个 
             <code>ChangeEvent</code> ，其来源是这 
             <code>JSlider</code> ，所有 
             <code>ChangeListener</code> s已注册兴趣在 
             <code>ChangeEvent</code> s。 
            </div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code><a href="../../javax/accessibility/AccessibleContext.html" title="class in javax.accessibility">AccessibleContext</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getAccessibleContext--">getAccessibleContext</a></span>()</code>
<div class="block">
              获取与此JSlider相关联的AccessibleContext。 
            </div> </td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code><a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getChangeListeners--">getChangeListeners</a></span>()</code>
<div class="block">
              返回使用addChangeListener（）添加到此JSlider的所有 
             <code>ChangeListener</code>的数组。 
            </div> </td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getExtent--">getExtent</a></span>()</code>
<div class="block">
              从 
             <code>BoundedRangeModel</code>返回“extent”。 
            </div> </td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getInverted--">getInverted</a></span>()</code>
<div class="block">
              如果滑块显示的值范围相反，则返回true， 
            </div> </td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code><a href="../../java/util/Dictionary.html" title="class in java.util">Dictionary</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getLabelTable--">getLabelTable</a></span>()</code>
<div class="block">
              返回要在哪些值绘制哪些标签的字典。 
            </div> </td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getMajorTickSpacing--">getMajorTickSpacing</a></span>()</code>
<div class="block">
              此方法返回主要的tick间距。 
            </div> </td>
</tr>
<tr class="rowColor" id="i11">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getMaximum--">getMaximum</a></span>()</code>
<div class="block">
              从 
             <code>BoundedRangeModel</code>返回滑块支持的 
             <code>BoundedRangeModel</code> 。 
            </div> </td>
</tr>
<tr class="altColor" id="i12">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getMinimum--">getMinimum</a></span>()</code>
<div class="block">
              从 
             <code>BoundedRangeModel</code>返回滑块支持的 
             <code>BoundedRangeModel</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i13">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getMinorTickSpacing--">getMinorTickSpacing</a></span>()</code>
<div class="block">
              此方法返回较小的刻度间距。 
            </div> </td>
</tr>
<tr class="altColor" id="i14">
<td class="colFirst"><code><a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getModel--">getModel</a></span>()</code>
<div class="block">
              返回 
             <code>BoundedRangeModel</code> ，它处理滑块的三个基本属性：minimum，maximum，value。 
            </div> </td>
</tr>
<tr class="rowColor" id="i15">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getOrientation--">getOrientation</a></span>()</code>
<div class="block">
              返回此滑块的垂直或水平方向。 
            </div> </td>
</tr>
<tr class="altColor" id="i16">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getPaintLabels--">getPaintLabels</a></span>()</code>
<div class="block">
              告诉标签是否要涂漆。 
            </div> </td>
</tr>
<tr class="rowColor" id="i17">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getPaintTicks--">getPaintTicks</a></span>()</code>
<div class="block">
              告诉是否要勾画刻度线。 
            </div> </td>
</tr>
<tr class="altColor" id="i18">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getPaintTrack--">getPaintTrack</a></span>()</code>
<div class="block">
              告诉曲目（滑块滑入的区域）是否要被绘制。 
            </div> </td>
</tr>
<tr class="rowColor" id="i19">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getSnapToTicks--">getSnapToTicks</a></span>()</code>
<div class="block">
              如果旋钮（及其表示的数据值）解析为用户放置旋钮的最近刻度标记，则返回true。 
            </div> </td>
</tr>
<tr class="altColor" id="i20">
<td class="colFirst"><code><a href="../../javax/swing/plaf/SliderUI.html" title="class in javax.swing.plaf">SliderUI</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getUI--">getUI</a></span>()</code>
<div class="block">
              获取实现此组件的L＆F的UI对象。 
            </div> </td>
</tr>
<tr class="rowColor" id="i21">
<td class="colFirst"><code><a href="../../java/lang/String.html" title="class in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getUIClassID--">getUIClassID</a></span>()</code>
<div class="block">
              返回呈现此组件的L＆F类的名称。 
            </div> </td>
</tr>
<tr class="altColor" id="i22">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getValue--">getValue</a></span>()</code>
<div class="block">
              从 
             <code>BoundedRangeModel</code>返回滑块的当前值。 
            </div> </td>
</tr>
<tr class="rowColor" id="i23">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#getValueIsAdjusting--">getValueIsAdjusting</a></span>()</code>
<div class="block">
              从模型中返回 
             <code>valueIsAdjusting</code>属性。 
            </div> </td>
</tr>
<tr class="altColor" id="i24">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#imageUpdate-java.awt.Image-int-int-int-int-int-">imageUpdate</a></span>(<a href="../../java/awt/Image.html" title="class in java.awt">Image</a> img, int infoflags, int x, int y, int w, int h)</code>
<div class="block">
              当图像发生变化时重新编辑组件。 
            </div> </td>
</tr>
<tr class="rowColor" id="i25">
<td class="colFirst"><code>protected <a href="../../java/lang/String.html" title="class in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#paramString--">paramString</a></span>()</code>
<div class="block">
              返回此JSlider的字符串表示形式。 
            </div> </td>
</tr>
<tr class="altColor" id="i26">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#removeChangeListener-javax.swing.event.ChangeListener-">removeChangeListener</a></span>(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</code>
<div class="block">
              从滑块中删除一个ChangeListener。 
            </div> </td>
</tr>
<tr class="rowColor" id="i27">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setExtent-int-">setExtent</a></span>(int extent)</code>
<div class="block">
              通过旋钮设置“覆盖”范围的大小。 
            </div> </td>
</tr>
<tr class="altColor" id="i28">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setFont-java.awt.Font-">setFont</a></span>(<a href="../../java/awt/Font.html" title="class in java.awt">Font</a> font)</code>
<div class="block">
              设置此组件的字体。 
            </div> </td>
</tr>
<tr class="rowColor" id="i29">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setInverted-boolean-">setInverted</a></span>(boolean b)</code>
<div class="block">
              指定true以反转滑块所显示的值范围，并将false设置为正常顺序的值范围。 
            </div> </td>
</tr>
<tr class="altColor" id="i30">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setLabelTable-java.util.Dictionary-">setLabelTable</a></span>(<a href="../../java/util/Dictionary.html" title="class in java.util">Dictionary</a> labels)</code>
<div class="block">
              用于指定在任何给定值下绘制什么标签。 
            </div> </td>
</tr>
<tr class="rowColor" id="i31">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setMajorTickSpacing-int-">setMajorTickSpacing</a></span>(int n)</code>
<div class="block">
              此方法设置主要的刻度间距。 
            </div> </td>
</tr>
<tr class="altColor" id="i32">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setMaximum-int-">setMaximum</a></span>(int maximum)</code>
<div class="block">
              将滑块的最大值设置为 
             <code>maximum</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i33">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setMinimum-int-">setMinimum</a></span>(int minimum)</code>
<div class="block">
              将滑块的最小值设置为 
             <code>minimum</code> 。 
            </div> </td>
</tr>
<tr class="altColor" id="i34">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setMinorTickSpacing-int-">setMinorTickSpacing</a></span>(int n)</code>
<div class="block">
              此方法设置较小的刻度间距。 
            </div> </td>
</tr>
<tr class="rowColor" id="i35">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setModel-javax.swing.BoundedRangeModel-">setModel</a></span>(<a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a> newModel)</code>
<div class="block">
              设置 
             <code>BoundedRangeModel</code>处理滑块的三个基本属性：最小值，最大值，值。 
            </div> </td>
</tr>
<tr class="altColor" id="i36">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setOrientation-int-">setOrientation</a></span>(int orientation)</code>
<div class="block">
              将滑块的方向设置为 
             <code>SwingConstants.VERTICAL</code>或 
             <code>SwingConstants.HORIZONTAL</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i37">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setPaintLabels-boolean-">setPaintLabels</a></span>(boolean b)</code>
<div class="block">
              确定标签是否涂在滑块上。 
            </div> </td>
</tr>
<tr class="altColor" id="i38">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setPaintTicks-boolean-">setPaintTicks</a></span>(boolean b)</code>
<div class="block">
              确定滑块上是否刻上刻度线。 
            </div> </td>
</tr>
<tr class="rowColor" id="i39">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setPaintTrack-boolean-">setPaintTrack</a></span>(boolean b)</code>
<div class="block">
              确定轨迹是否在滑块上绘制。 
            </div> </td>
</tr>
<tr class="altColor" id="i40">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setSnapToTicks-boolean-">setSnapToTicks</a></span>(boolean b)</code>
<div class="block">
              指定true使旋钮（及其代表的数据值）解析为用户放置旋钮位置的最近刻度。 
            </div> </td>
</tr>
<tr class="rowColor" id="i41">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setUI-javax.swing.plaf.SliderUI-">setUI</a></span>(<a href="../../javax/swing/plaf/SliderUI.html" title="class in javax.swing.plaf">SliderUI</a> ui)</code>
<div class="block">
              设置实现该组件的L＆F的UI对象。 
            </div> </td>
</tr>
<tr class="altColor" id="i42">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setValue-int-">setValue</a></span>(int n)</code>
<div class="block">
              将滑块的当前值设置为 
             <code>n</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i43">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#setValueIsAdjusting-boolean-">setValueIsAdjusting</a></span>(boolean b)</code>
<div class="block">
              设置型号的 
             <code>valueIsAdjusting</code>属性。 
            </div> </td>
</tr>
<tr class="altColor" id="i44">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#updateLabelUIs--">updateLabelUIs</a></span>()</code>
<div class="block">
              通过调用每个标签上的 
             <code>updateUI</code>来更新标签表中标签的UI。 
            </div> </td>
</tr>
<tr class="rowColor" id="i45">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/JSlider.html#updateUI--">updateUI</a></span>()</code>
<div class="block">
              将UI属性重置为当前外观的值。 
            </div> </td>
</tr>
</tbody>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.javax.swing.JComponent">
<!-- --> </a> <h3>Methods inherited from class javax.swing.<a href="../../javax/swing/JComponent.html" title="class in javax.swing">JComponent</a></h3> <code><a href="../../javax/swing/JComponent.html#addAncestorListener-javax.swing.event.AncestorListener-">addAncestorListener</a>, <a href="../../javax/swing/JComponent.html#addNotify--">addNotify</a>, <a href="../../javax/swing/JComponent.html#addVetoableChangeListener-java.beans.VetoableChangeListener-">addVetoableChangeListener</a>, <a href="../../javax/swing/JComponent.html#computeVisibleRect-java.awt.Rectangle-">computeVisibleRect</a>, <a href="../../javax/swing/JComponent.html#contains-int-int-">contains</a>, <a href="../../javax/swing/JComponent.html#createToolTip--">createToolTip</a>, <a href="../../javax/swing/JComponent.html#disable--">disable</a>, <a href="../../javax/swing/JComponent.html#enable--">enable</a>, <a href="../../javax/swing/JComponent.html#firePropertyChange-java.lang.String-boolean-boolean-">firePropertyChange</a>, <a href="../../javax/swing/JComponent.html#firePropertyChange-java.lang.String-char-char-">firePropertyChange</a>, <a href="../../javax/swing/JComponent.html#firePropertyChange-java.lang.String-int-int-">firePropertyChange</a>, <a href="../../javax/swing/JComponent.html#fireVetoableChange-java.lang.String-java.lang.Object-java.lang.Object-">fireVetoableChange</a>, <a href="../../javax/swing/JComponent.html#getActionForKeyStroke-javax.swing.KeyStroke-">getActionForKeyStroke</a>, <a href="../../javax/swing/JComponent.html#getActionMap--">getActionMap</a>, <a href="../../javax/swing/JComponent.html#getAlignmentX--">getAlignmentX</a>, <a href="../../javax/swing/JComponent.html#getAlignmentY--">getAlignmentY</a>, <a href="../../javax/swing/JComponent.html#getAncestorListeners--">getAncestorListeners</a>, <a href="../../javax/swing/JComponent.html#getAutoscrolls--">getAutoscrolls</a>, <a href="../../javax/swing/JComponent.html#getBaseline-int-int-">getBaseline</a>, <a href="../../javax/swing/JComponent.html#getBaselineResizeBehavior--">getBaselineResizeBehavior</a>, <a href="../../javax/swing/JComponent.html#getBorder--">getBorder</a>, <a href="../../javax/swing/JComponent.html#getBounds-java.awt.Rectangle-">getBounds</a>, <a href="../../javax/swing/JComponent.html#getClientProperty-java.lang.Object-">getClientProperty</a>, <a href="../../javax/swing/JComponent.html#getComponentGraphics-java.awt.Graphics-">getComponentGraphics</a>, <a href="../../javax/swing/JComponent.html#getComponentPopupMenu--">getComponentPopupMenu</a>, <a href="../../javax/swing/JComponent.html#getConditionForKeyStroke-javax.swing.KeyStroke-">getConditionForKeyStroke</a>, <a href="../../javax/swing/JComponent.html#getDebugGraphicsOptions--">getDebugGraphicsOptions</a>, <a href="../../javax/swing/JComponent.html#getDefaultLocale--">getDefaultLocale</a>, <a href="../../javax/swing/JComponent.html#getFontMetrics-java.awt.Font-">getFontMetrics</a>, <a href="../../javax/swing/JComponent.html#getGraphics--">getGraphics</a>, <a href="../../javax/swing/JComponent.html#getHeight--">getHeight</a>, <a href="../../javax/swing/JComponent.html#getInheritsPopupMenu--">getInheritsPopupMenu</a>, <a href="../../javax/swing/JComponent.html#getInputMap--">getInputMap</a>, <a href="../../javax/swing/JComponent.html#getInputMap-int-">getInputMap</a>, <a href="../../javax/swing/JComponent.html#getInputVerifier--">getInputVerifier</a>, <a href="../../javax/swing/JComponent.html#getInsets--">getInsets</a>, <a href="../../javax/swing/JComponent.html#getInsets-java.awt.Insets-">getInsets</a>, <a href="../../javax/swing/JComponent.html#getListeners-java.lang.Class-">getListeners</a>, <a href="../../javax/swing/JComponent.html#getLocation-java.awt.Point-">getLocation</a>, <a href="../../javax/swing/JComponent.html#getMaximumSize--">getMaximumSize</a>, <a href="../../javax/swing/JComponent.html#getMinimumSize--">getMinimumSize</a>, <a href="../../javax/swing/JComponent.html#getNextFocusableComponent--">getNextFocusableComponent</a>, <a href="../../javax/swing/JComponent.html#getPopupLocation-java.awt.event.MouseEvent-">getPopupLocation</a>, <a href="../../javax/swing/JComponent.html#getPreferredSize--">getPreferredSize</a>, <a href="../../javax/swing/JComponent.html#getRegisteredKeyStrokes--">getRegisteredKeyStrokes</a>, <a href="../../javax/swing/JComponent.html#getRootPane--">getRootPane</a>, <a href="../../javax/swing/JComponent.html#getSize-java.awt.Dimension-">getSize</a>, <a href="../../javax/swing/JComponent.html#getToolTipLocation-java.awt.event.MouseEvent-">getToolTipLocation</a>, <a href="../../javax/swing/JComponent.html#getToolTipText--">getToolTipText</a>, <a href="../../javax/swing/JComponent.html#getToolTipText-java.awt.event.MouseEvent-">getToolTipText</a>, <a href="../../javax/swing/JComponent.html#getTopLevelAncestor--">getTopLevelAncestor</a>, <a href="../../javax/swing/JComponent.html#getTransferHandler--">getTransferHandler</a>, <a href="../../javax/swing/JComponent.html#getVerifyInputWhenFocusTarget--">getVerifyInputWhenFocusTarget</a>, <a href="../../javax/swing/JComponent.html#getVetoableChangeListeners--">getVetoableChangeListeners</a>, <a href="../../javax/swing/JComponent.html#getVisibleRect--">getVisibleRect</a>, <a href="../../javax/swing/JComponent.html#getWidth--">getWidth</a>, <a href="../../javax/swing/JComponent.html#getX--">getX</a>, <a href="../../javax/swing/JComponent.html#getY--">getY</a>, <a href="../../javax/swing/JComponent.html#grabFocus--">grabFocus</a>, <a href="../../javax/swing/JComponent.html#hide--">hide</a>, <a href="../../javax/swing/JComponent.html#isDoubleBuffered--">isDoubleBuffered</a>, <a href="../../javax/swing/JComponent.html#isLightweightComponent-java.awt.Component-">isLightweightComponent</a>, <a href="../../javax/swing/JComponent.html#isManagingFocus--">isManagingFocus</a>, <a href="../../javax/swing/JComponent.html#isOpaque--">isOpaque</a>, <a href="../../javax/swing/JComponent.html#isOptimizedDrawingEnabled--">isOptimizedDrawingEnabled</a>, <a href="../../javax/swing/JComponent.html#isPaintingForPrint--">isPaintingForPrint</a>, <a href="../../javax/swing/JComponent.html#isPaintingOrigin--">isPaintingOrigin</a>, <a href="../../javax/swing/JComponent.html#isPaintingTile--">isPaintingTile</a>, <a href="../../javax/swing/JComponent.html#isRequestFocusEnabled--">isRequestFocusEnabled</a>, <a href="../../javax/swing/JComponent.html#isValidateRoot--">isValidateRoot</a>, <a href="../../javax/swing/JComponent.html#paint-java.awt.Graphics-">paint</a>, <a href="../../javax/swing/JComponent.html#paintBorder-java.awt.Graphics-">paintBorder</a>, <a href="../../javax/swing/JComponent.html#paintChildren-java.awt.Graphics-">paintChildren</a>, <a href="../../javax/swing/JComponent.html#paintComponent-java.awt.Graphics-">paintComponent</a>, <a href="../../javax/swing/JComponent.html#paintImmediately-int-int-int-int-">paintImmediately</a>, <a href="../../javax/swing/JComponent.html#paintImmediately-java.awt.Rectangle-">paintImmediately</a>, <a href="../../javax/swing/JComponent.html#print-java.awt.Graphics-">print</a>, <a href="../../javax/swing/JComponent.html#printAll-java.awt.Graphics-">printAll</a>, <a href="../../javax/swing/JComponent.html#printBorder-java.awt.Graphics-">printBorder</a>, <a href="../../javax/swing/JComponent.html#printChildren-java.awt.Graphics-">printChildren</a>, <a href="../../javax/swing/JComponent.html#printComponent-java.awt.Graphics-">printComponent</a>, <a href="../../javax/swing/JComponent.html#processComponentKeyEvent-java.awt.event.KeyEvent-">processComponentKeyEvent</a>, <a href="../../javax/swing/JComponent.html#processKeyBinding-javax.swing.KeyStroke-java.awt.event.KeyEvent-int-boolean-">processKeyBinding</a>, <a href="../../javax/swing/JComponent.html#processKeyEvent-java.awt.event.KeyEvent-">processKeyEvent</a>, <a href="../../javax/swing/JComponent.html#processMouseEvent-java.awt.event.MouseEvent-">processMouseEvent</a>, <a href="../../javax/swing/JComponent.html#processMouseMotionEvent-java.awt.event.MouseEvent-">processMouseMotionEvent</a>, <a href="../../javax/swing/JComponent.html#putClientProperty-java.lang.Object-java.lang.Object-">putClientProperty</a>, <a href="../../javax/swing/JComponent.html#registerKeyboardAction-java.awt.event.ActionListener-javax.swing.KeyStroke-int-">registerKeyboardAction</a>, <a href="../../javax/swing/JComponent.html#registerKeyboardAction-java.awt.event.ActionListener-java.lang.String-javax.swing.KeyStroke-int-">registerKeyboardAction</a>, <a href="../../javax/swing/JComponent.html#removeAncestorListener-javax.swing.event.AncestorListener-">removeAncestorListener</a>, <a href="../../javax/swing/JComponent.html#removeNotify--">removeNotify</a>, <a href="../../javax/swing/JComponent.html#removeVetoableChangeListener-java.beans.VetoableChangeListener-">removeVetoableChangeListener</a>, <a href="../../javax/swing/JComponent.html#repaint-long-int-int-int-int-">repaint</a>, <a href="../../javax/swing/JComponent.html#repaint-java.awt.Rectangle-">repaint</a>, <a href="../../javax/swing/JComponent.html#requestDefaultFocus--">requestDefaultFocus</a>, <a href="../../javax/swing/JComponent.html#requestFocus--">requestFocus</a>, <a href="../../javax/swing/JComponent.html#requestFocus-boolean-">requestFocus</a>, <a href="../../javax/swing/JComponent.html#requestFocusInWindow--">requestFocusInWindow</a>, <a href="../../javax/swing/JComponent.html#requestFocusInWindow-boolean-">requestFocusInWindow</a>, <a href="../../javax/swing/JComponent.html#resetKeyboardActions--">resetKeyboardActions</a>, <a href="../../javax/swing/JComponent.html#reshape-int-int-int-int-">reshape</a>, <a href="../../javax/swing/JComponent.html#revalidate--">revalidate</a>, <a href="../../javax/swing/JComponent.html#scrollRectToVisible-java.awt.Rectangle-">scrollRectToVisible</a>, <a href="../../javax/swing/JComponent.html#setActionMap-javax.swing.ActionMap-">setActionMap</a>, <a href="../../javax/swing/JComponent.html#setAlignmentX-float-">setAlignmentX</a>, <a href="../../javax/swing/JComponent.html#setAlignmentY-float-">setAlignmentY</a>, <a href="../../javax/swing/JComponent.html#setAutoscrolls-boolean-">setAutoscrolls</a>, <a href="../../javax/swing/JComponent.html#setBackground-java.awt.Color-">setBackground</a>, <a href="../../javax/swing/JComponent.html#setBorder-javax.swing.border.Border-">setBorder</a>, <a 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<li class="blockList"> <h4>sliderModel</h4> <pre>protected <a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a> sliderModel</pre>
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            处理滑块的数字最大值，最小值和当前位置值的数据模型。 
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<li class="blockList"> <h4>minorTickSpacing</h4> <pre>protected int minorTickSpacing</pre>
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            较小刻度线之间的值数 - 主刻度线之间发生的较小的标记。 
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<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setMinorTickSpacing-int-"><code>setMinorTickSpacing(int)</code></a>
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<li class="blockList"> <h4>snapToTicks</h4> <pre>protected boolean snapToTicks</pre>
<div class="block">
<span>如果为真，则旋钮（及其表示的数据值）将解析为用户放置旋钮的最靠近的刻度线。</span>
<span>默认值为false。</span>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setSnapToTicks-boolean-"><code>setSnapToTicks(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="orientation">
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<ul class="blockList">
<li class="blockList"> <h4>orientation</h4> <pre>protected int orientation</pre>
<div class="block">
            滑块是水平还是垂直默认为水平。 
          </div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setOrientation-int-"><code>setOrientation(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="changeListener">
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<ul class="blockList">
<li class="blockList"> <h4>changeListener</h4> <pre>protected <a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> changeListener</pre>
<div class="block">
<span>changeListener（无后缀）是我们添加到滑块模型的侦听器。</span>
<span>这个监听器被初始化为从<code>ChangeListener</code>返回的<code>createChangeListener</code> ，默认情况下只是将事件转发到<code>ChangeListener</code> （如果有的话）直接添加到滑块。</span>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a> ， 
            <a href="../../javax/swing/JSlider.html#createChangeListener--"><code>createChangeListener()</code></a>
</dd>
</dl> </li>
</ul> <a name="changeEvent">
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<ul class="blockListLast">
<li class="blockList"> <h4>changeEvent</h4> <pre>protected transient <a href="../../javax/swing/event/ChangeEvent.html" title="class in javax.swing.event">ChangeEvent</a> changeEvent</pre>
<div class="block">
<span>由于事件的唯一（只读）状态是源属性，因此每个滑块实例只需要一个<code>ChangeEvent</code> 。</span>
<span>这里产生的事件的来源总是“这”。</span>
<span>事件首次在事件通知被触发时被懒惰地创建。</span>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#fireStateChanged--"><code>fireStateChanged()</code></a>
</dd>
</dl> </li>
</ul> </li>
</ul>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.detail">
<!-- --> </a> <h3>构造方法详细信息</h3> <a name="JSlider--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>JSlider</h4> <pre>public JSlider()</pre>
<div class="block">
            创建一个水平滑块，范围为0到100，初始值为50。 
          </div> </li>
</ul> <a name="JSlider-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>JSlider</h4> <pre>public JSlider(int orientation)</pre>
<div class="block">
<span>使用范围为<code>0</code>至<code>100</code>的指定方向创建滑块，初始值为<code>50</code> 。</span>
<span>方向可以是<code>SwingConstants.VERTICAL</code>或<code>SwingConstants.HORIZONTAL</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>orientation</code> - 滑块的方向 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果方向不是 
            <code>VERTICAL</code> ， 
            <code>HORIZONTAL</code>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setOrientation-int-"><code>setOrientation(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="JSlider-int-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>JSlider</h4> <pre>public JSlider(int min,
               int max)</pre>
<div class="block">
<span>使用指定的最小和最大值创建水平滑块，初始值等于最小加最大值的平均值。</span>
<p> <span>保存滑块数据的<code>BoundedRangeModel</code>可以处理由于在滑块上设置最小值和最大值而导致的任何问题。</span> <span>有关详细信息，请参阅<code>BoundedRangeModel</code>文档。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>min</code> - 滑块的最小值 
           </dd>
<dd>
<code>max</code> - 滑块的最大值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/BoundedRangeModel.html" title="javax.swing中的接口"><code>BoundedRangeModel</code></a> ， <a href="../../javax/swing/JSlider.html#setMinimum-int-"><code>setMinimum(int)</code></a> ， <a href="../../javax/swing/JSlider.html#setMaximum-int-"><code>setMaximum(int)</code></a></span>
</dd>
</dl> </li>
</ul> <a name="JSlider-int-int-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>JSlider</h4> <pre>public JSlider(int min,
               int max,
               int value)</pre>
<div class="block">
<span>使用指定的最小值，最大值和值创建水平滑块。</span>
<p> <span>保存滑块数据的<code>BoundedRangeModel</code>可以处理由于在滑块上设置最小值，初始值和最大值而导致的任何问题。</span> <span>有关详细信息，请参阅<code>BoundedRangeModel</code>文档。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>min</code> - 滑块的最小值 
           </dd>
<dd>
<code>max</code> - 滑块的最大值 
           </dd>
<dd>
<code>value</code> - 滑块的初始值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/BoundedRangeModel.html" title="javax.swing中的接口"><code>BoundedRangeModel</code></a> ， <a href="../../javax/swing/JSlider.html#setMinimum-int-"><code>setMinimum(int)</code></a> ， <a href="../../javax/swing/JSlider.html#setMaximum-int-"><code>setMaximum(int)</code></a> ， <a href="../../javax/swing/JSlider.html#setValue-int-"><code>setValue(int)</code></a></span>
</dd>
</dl> </li>
</ul> <a name="JSlider-int-int-int-int-">
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<ul class="blockList">
<li class="blockList"> <h4>JSlider</h4> <pre>public JSlider(int orientation,
               int min,
               int max,
               int value)</pre>
<div class="block">
<span>创建具有指定方向和指定的最小值，最大值和初始值的滑块。</span>
<span>方向可以是<code>SwingConstants.VERTICAL</code>或<code>SwingConstants.HORIZONTAL</code> 。</span>
<p> <span>保存滑块数据的<code>BoundedRangeModel</code>可以处理由于在滑块上设置最小值，初始值和最大值而导致的任何问题。</span> <span>有关详细信息，请参阅<code>BoundedRangeModel</code>文档。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>orientation</code> - 滑块的方向 
           </dd>
<dd>
<code>min</code> - 滑块的最小值 
           </dd>
<dd>
<code>max</code> - 滑块的最大值 
           </dd>
<dd>
<code>value</code> - 滑块的初始值 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果方向不是 
            <code>VERTICAL</code> ， 
            <code>HORIZONTAL</code>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/BoundedRangeModel.html" title="javax.swing中的接口"><code>BoundedRangeModel</code></a> ， <a href="../../javax/swing/JSlider.html#setOrientation-int-"><code>setOrientation(int)</code></a> ， <a href="../../javax/swing/JSlider.html#setMinimum-int-"><code>setMinimum(int)</code></a> ， <a href="../../javax/swing/JSlider.html#setMaximum-int-"><code>setMaximum(int)</code></a> ， <a href="../../javax/swing/JSlider.html#setValue-int-"><code>setValue(int)</code></a></span>
</dd>
</dl> </li>
</ul> <a name="JSlider-javax.swing.BoundedRangeModel-">
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<ul class="blockListLast">
<li class="blockList"> <h4>JSlider</h4> <pre>public JSlider(<a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a> brm)</pre>
<div class="block">
            使用指定的BoundedRangeModel创建水平滑块。 
          </div> </li>
</ul> </li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
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<ul class="blockList">
<li class="blockList"> <h4>getUI</h4> <pre>public <a href="../../javax/swing/plaf/SliderUI.html" title="class in javax.swing.plaf">SliderUI</a> getUI()</pre>
<div class="block">
            获取实现此组件的L＆F的UI对象。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             实现Slider L＆F的SliderUI对象 
           </dd>
</dl> </li>
</ul> <a name="setUI-javax.swing.plaf.SliderUI-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setUI</h4> <pre>public void setUI(<a href="../../javax/swing/plaf/SliderUI.html" title="class in javax.swing.plaf">SliderUI</a> ui)</pre>
<div class="block">
            设置实现该组件的L＆F的UI对象。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>ui</code> - SliderUI L＆F对象 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/UIDefaults.html#getUI-javax.swing.JComponent-"><code>UIDefaults.getUI(javax.swing.JComponent)</code></a>
</dd>
</dl> </li>
</ul> <a name="updateUI--">
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<ul class="blockList">
<li class="blockList"> <h4>updateUI</h4> <pre>public void updateUI()</pre>
<div class="block">
            将UI属性重置为当前外观的值。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../javax/swing/JComponent.html#updateUI--">updateUI</a></code>在 
            <code><a href="../../javax/swing/JComponent.html" title="class in javax.swing">JComponent</a></code>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JComponent.html#updateUI--"><code>JComponent.updateUI()</code></a>
</dd>
</dl> </li>
</ul> <a name="getUIClassID--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getUIClassID</h4> <pre>public <a href="../../java/lang/String.html" title="class in java.lang">String</a> getUIClassID()</pre>
<div class="block">
            返回呈现此组件的L＆F类的名称。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../javax/swing/JComponent.html#getUIClassID--">getUIClassID</a></code>在 
            <code><a href="../../javax/swing/JComponent.html" title="class in javax.swing">JComponent</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             “SliderUI” 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JComponent.html#getUIClassID--"><code>JComponent.getUIClassID()</code></a> ， 
            <a href="../../javax/swing/UIDefaults.html#getUI-javax.swing.JComponent-"><code>UIDefaults.getUI(javax.swing.JComponent)</code></a>
</dd>
</dl> </li>
</ul> <a name="createChangeListener--">
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<ul class="blockList">
<li class="blockList"> <h4>createChangeListener</h4> <pre>protected <a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> createChangeListener()</pre>
<div class="block">
<span>想要处理<code>ChangeEvent</code>模型的ChangeEvent的子类可以覆盖此返回自定义<code>ChangeListener</code>实现的实例。</span>
<span>默认的<code>ChangeListener</code>只需调用<code>fireStateChanged</code>方法将<code>ChangeEvent</code> s转发到直接添加到滑块的<code>ChangeListener</code> 。</span>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/JSlider.html#changeListener"><code>changeListener</code></a> ， <a href="../../javax/swing/JSlider.html#fireStateChanged--"><code>fireStateChanged()</code></a> ， <a href="../../javax/swing/event/ChangeListener.html" title="javax.swing.event中的接口"><code>ChangeListener</code></a> ， <a href="../../javax/swing/BoundedRangeModel.html" title="javax.swing中的接口"><code>BoundedRangeModel</code></a></span>
</dd>
</dl> </li>
</ul> <a name="addChangeListener-javax.swing.event.ChangeListener-">
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<ul class="blockList">
<li class="blockList"> <h4>addChangeListener</h4> <pre>public void addChangeListener(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</pre>
<div class="block">
            向滑块添加一个ChangeListener。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>l</code> - 要添加的ChangeListener 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#fireStateChanged--"><code>fireStateChanged()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#removeChangeListener-javax.swing.event.ChangeListener-"><code>removeChangeListener(javax.swing.event.ChangeListener)</code></a>
</dd>
</dl> </li>
</ul> <a name="removeChangeListener-javax.swing.event.ChangeListener-">
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<ul class="blockList">
<li class="blockList"> <h4>removeChangeListener</h4> <pre>public void removeChangeListener(<a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a> l)</pre>
<div class="block">
            从滑块中删除一个ChangeListener。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>l</code> - 要删除的ChangeListener 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#fireStateChanged--"><code>fireStateChanged()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a>
</dd>
</dl> </li>
</ul> <a name="getChangeListeners--">
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<ul class="blockList">
<li class="blockList"> <h4>getChangeListeners</h4> <pre>public <a href="../../javax/swing/event/ChangeListener.html" title="interface in javax.swing.event">ChangeListener</a>[] getChangeListeners()</pre>
<div class="block">
            返回使用addChangeListener（）添加到此JSlider的所有 
           <code>ChangeListener</code>的数组。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             添加了所有 
            <code>ChangeListener</code>如果没有添加任何侦听器，则为空数组 
           </dd>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
             1.4 
           </dd>
</dl> </li>
</ul> <a name="fireStateChanged--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>fireStateChanged</h4> <pre>protected void fireStateChanged()</pre>
<div class="block">
<span>发送一个<code>ChangeEvent</code> ，其来源是这<code>JSlider</code> ，所有<code>ChangeListener</code> s已注册兴趣在<code>ChangeEvent</code> s。</span>
<span>每次从模型接收到<code>ChangeEvent</code>时都会调用此方法。</span>
<p> <span>如果需要，创建事件实例，并存储在<code>changeEvent</code> 。</span> </p>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a> ， <a href="../../javax/swing/event/EventListenerList.html" title="javax.swing.event中的类"><code>EventListenerList</code></a></span>
</dd>
</dl> </li>
</ul> <a name="getModel--">
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<ul class="blockList">
<li class="blockList"> <h4>getModel</h4> <pre>public <a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a> getModel()</pre>
<div class="block">
            返回 
           <code>BoundedRangeModel</code> ，它处理滑块的三个基本属性：minimum，maximum，value。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             该组件的数据模型 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/JSlider.html#setModel-javax.swing.BoundedRangeModel-"><code>setModel(javax.swing.BoundedRangeModel)</code></a> ， <a href="../../javax/swing/BoundedRangeModel.html" title="javax.swing中的接口"><code>BoundedRangeModel</code></a></span>
</dd>
</dl> </li>
</ul> <a name="setModel-javax.swing.BoundedRangeModel-">
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<ul class="blockList">
<li class="blockList"> <h4>setModel</h4> <pre>public void setModel(<a href="../../javax/swing/BoundedRangeModel.html" title="interface in javax.swing">BoundedRangeModel</a> newModel)</pre>
<div class="block">
<span>设置<code>BoundedRangeModel</code>处理滑块的三个基本属性：最小值，最大值，值。</span>
<p> <span>尝试将<code>null</code>模型传递给此方法会导致未定义的行为，并且最有可能发生异常。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>newModel</code> - 新的， 
            <code>non-null</code>
<code>BoundedRangeModel</code>使用 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/JSlider.html#getModel--"><code>getModel()</code></a> ， <a href="../../javax/swing/BoundedRangeModel.html" title="javax.swing中的接口"><code>BoundedRangeModel</code></a></span>
</dd>
</dl> </li>
</ul> <a name="getValue--">
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<ul class="blockList">
<li class="blockList"> <h4>getValue</h4> <pre>public int getValue()</pre>
<div class="block">
            从 
           <code>BoundedRangeModel</code>返回滑块的当前值。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             滑块的当前值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setValue-int-"><code>setValue(int)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#getValue--"><code>BoundedRangeModel.getValue()</code></a>
</dd>
</dl> </li>
</ul> <a name="setValue-int-">
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<ul class="blockList">
<li class="blockList"> <h4>setValue</h4> <pre>public void setValue(int n)</pre>
<div class="block">
<span>将滑块的当前值设置为<code>n</code> 。</span>
<span>该方法将新值转发到模型。</span>
<p> <span>数据模型（ <code>BoundedRangeModel</code>一个实例）处理从分配错误值引起的任何数学问题。</span> <span>有关详细信息，请参见<code>BoundedRangeModel</code>文档。</span> </p>
<p> <span>如果新值与上一个值不同，则会通知所有更改侦听器。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>n</code> - 新值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getValue--"><code>getValue()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#setValue-int-"><code>BoundedRangeModel.setValue(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="getMinimum--">
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<ul class="blockList">
<li class="blockList"> <h4>getMinimum</h4> <pre>public int getMinimum()</pre>
<div class="block">
            从 
           <code>BoundedRangeModel</code>返回滑块支持的 
           <code>BoundedRangeModel</code> 。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             模型的最小属性值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setMinimum-int-"><code>setMinimum(int)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#getMinimum--"><code>BoundedRangeModel.getMinimum()</code></a>
</dd>
</dl> </li>
</ul> <a name="setMinimum-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setMinimum</h4> <pre>public void setMinimum(int minimum)</pre>
<div class="block">
<span>将滑块的最小值设置为<code>minimum</code> 。</span>
<span>该方法将新的最小值转发到模型。</span>
<p> <span>数据模型（ <code>BoundedRangeModel</code>一个实例）处理从分配错误值引起的任何数学问题。</span> <span>有关详细信息，请参阅<code>BoundedRangeModel</code>文档。</span> </p>
<p> <span>如果新的最小值与先前的最小值不同，则会通知所有更改侦听器。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>minimum</code> - 新的最低限度 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getMinimum--"><code>getMinimum()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#setMinimum-int-"><code>BoundedRangeModel.setMinimum(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="getMaximum--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getMaximum</h4> <pre>public int getMaximum()</pre>
<div class="block">
            从 
           <code>BoundedRangeModel</code>返回滑块支持的 
           <code>BoundedRangeModel</code> 。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             模型的最大属性的值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setMaximum-int-"><code>setMaximum(int)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#getMaximum--"><code>BoundedRangeModel.getMaximum()</code></a>
</dd>
</dl> </li>
</ul> <a name="setMaximum-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setMaximum</h4> <pre>public void setMaximum(int maximum)</pre>
<div class="block">
<span>将滑块的最大值设置为<code>maximum</code> 。</span>
<span>此方法将新的最大值转发到模型。</span>
<p> <span>数据模型（ <code>BoundedRangeModel</code>一个实例）处理从分配错误值引起的任何数学问题。</span> <span>有关详细信息，请参阅<code>BoundedRangeModel</code>文档。</span> </p>
<p> <span>如果新的最大值与先前的最大值不同，则会通知所有更改侦听器。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>maximum</code> - 新的最大值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getMaximum--"><code>getMaximum()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#addChangeListener-javax.swing.event.ChangeListener-"><code>addChangeListener(javax.swing.event.ChangeListener)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#setMaximum-int-"><code>BoundedRangeModel.setMaximum(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="getValueIsAdjusting--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getValueIsAdjusting</h4> <pre>public boolean getValueIsAdjusting()</pre>
<div class="block">
<span>返回模型中的<code>valueIsAdjusting</code>属性。</span>
<span>有关如何使用的详细信息，请参阅<code>setValueIsAdjusting</code>文档。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             该模型的价值为 
            <code>valueIsAdjusting</code>财产 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setValueIsAdjusting-boolean-"><code>setValueIsAdjusting(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="setValueIsAdjusting-boolean-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setValueIsAdjusting</h4> <pre>public void setValueIsAdjusting(boolean b)</pre>
<div class="block">
<span>设置型号的<code>valueIsAdjusting</code>属性。</span>
<span>滑块的外观实现应将此属性设置为<code>true</code>一开始拖动滑块时，并<code>false</code>拖动结束时。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 
            <code>valueIsAdjusting</code>属性的新值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getValueIsAdjusting--"><code>getValueIsAdjusting()</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#setValueIsAdjusting-boolean-"><code>BoundedRangeModel.setValueIsAdjusting(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="getExtent--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getExtent</h4> <pre>public int getExtent()</pre>
<div class="block">
<span>从<code>BoundedRangeModel</code>返回“extent”。</span>
<span>这表示由旋钮“覆盖”的值的范围。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             一个int代表程度 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setExtent-int-"><code>setExtent(int)</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#getExtent--"><code>BoundedRangeModel.getExtent()</code></a>
</dd>
</dl> </li>
</ul> <a name="setExtent-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setExtent</h4> <pre>public void setExtent(int extent)</pre>
<div class="block">
<span>通过旋钮设置“覆盖”范围的大小。</span>
<span>如果用户点击旋钮的任一侧，大多数外观和感觉实现将会将值改变该量。</span>
<span>该方法只是将新的范围值转发到模型。</span>
<p> <span>数据模型（ <code>BoundedRangeModel</code>一个实例）处理从分配错误值引起的任何数学问题。</span> <span>有关详细信息，请参阅<code>BoundedRangeModel</code>文档。</span> </p>
<p> <span>如果新的盘区值与以前的盘区值不同，则会通知所有更改监听器。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>extent</code> - 新的程度 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getExtent--"><code>getExtent()</code></a> ， 
            <a href="../../javax/swing/BoundedRangeModel.html#setExtent-int-"><code>BoundedRangeModel.setExtent(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="getOrientation--">
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<ul class="blockList">
<li class="blockList"> <h4>getOrientation</h4> <pre>public int getOrientation()</pre>
<div class="block">
            返回此滑块的垂直或水平方向。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>SwingConstants.VERTICAL</code>或 
            <code>SwingConstants.HORIZONTAL</code>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setOrientation-int-"><code>setOrientation(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="setOrientation-int-">
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<ul class="blockList">
<li class="blockList"> <h4>setOrientation</h4> <pre>public void setOrientation(int orientation)</pre>
<div class="block">
            将滑块的方向设置为 
           <code>SwingConstants.VERTICAL</code>或 
           <code>SwingConstants.HORIZONTAL</code> 。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>orientation</code> - 
            <code>HORIZONTAL</code>或 
            <code>VERTICAL</code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果方向不是 
            <code>VERTICAL</code> ， 
            <code>HORIZONTAL</code>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getOrientation--"><code>getOrientation()</code></a>
</dd>
</dl> </li>
</ul> <a name="setFont-java.awt.Font-">
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<ul class="blockList">
<li class="blockList"> <h4>setFont</h4> <pre>public void setFont(<a href="../../java/awt/Font.html" title="class in java.awt">Font</a> font)</pre>
<div class="block">
            设置此组件的字体。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../javax/swing/JComponent.html#setFont-java.awt.Font-">setFont</a></code>在 
            <code><a href="../../javax/swing/JComponent.html" title="class in javax.swing">JComponent</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>font</code> - 该 
            <code>Font</code>所需的Font 
           </dd>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
             1.6 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../java/awt/Component.html#getFont--"><code>Component.getFont()</code></a>
</dd>
</dl> </li>
</ul> <a name="imageUpdate-java.awt.Image-int-int-int-int-int-">
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<ul class="blockList">
<li class="blockList"> <h4>imageUpdate</h4> <pre>public boolean imageUpdate(<a href="../../java/awt/Image.html" title="class in java.awt">Image</a> img,
                           int infoflags,
                           int x,
                           int y,
                           int w,
                           int h)</pre>
<div class="block">
<span>当图像发生变化时重新编辑组件。</span>
<span>此<code>imageUpdate</code>一个的方法<code>ImageObserver</code>被调用时围绕其已经使用异步例程，如先前所请求的图像的详细信息<code>drawImage</code>的方法<code>Graphics</code>变得可用。</span>
<span>见定义<code>imageUpdate</code>查找有关此方法及其参数的更多信息。</span>
<p> <span><code>imageUpdate</code>方法在图像的更多位<code>Component</code>逐渐绘制组件上的图像。</span> </p>
<p> <span>如果系统属性<code>awt.image.incrementaldraw</code>丢失或值为<code>true</code> ，则图像将逐步绘制。</span> <span>如果系统属性具有任何其他值，则在完全加载映像之前，不会绘制图像。</span> </p>
<p> <span>另外，如果增量绘图生效，则系统属性<code>awt.image.redrawrate</code>的值被解释为一个整数，以<code>awt.image.redrawrate</code>为单位给出最大重绘速率。</span> <span>如果系统属性丢失或不能被解释为整数，则重绘速率是每100ms一次。</span> </p>
<p> <span>的解释<code>x</code> ， <code>y</code> ， <code>width</code>和<code>height</code>参数依赖于价值<code>infoflags</code>说法。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../java/awt/image/ImageObserver.html#imageUpdate-java.awt.Image-int-int-int-int-int-">imageUpdate</a></code>在接口 
            <code><a href="../../java/awt/image/ImageObserver.html" title="interface in java.awt.image">ImageObserver</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../java/awt/Component.html#imageUpdate-java.awt.Image-int-int-int-int-int-">imageUpdate</a></code>在 
            <code><a href="../../java/awt/Component.html" title="class in java.awt">Component</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>img</code> - 正在观察的图像 
           </dd>
<dd>
<code>infoflags</code> -见 
            <code>imageUpdate</code>了解更多信息 
           </dd>
<dd>
<code>x</code> - 
            <i>x</i>坐标 
           </dd>
<dd>
<code>y</code> - 
            <i>y</i>坐标 
           </dd>
<dd>
<code>w</code> - 宽度 
           </dd>
<dd>
<code>h</code> - 高度 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<span><code>false</code>如果信息指示图像被完全加载;</span>
<span><code>true</code>否则。</span>
</dd>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
             1.7 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../java/awt/image/ImageObserver.html" title="java.awt.image中的接口"><code>ImageObserver</code></a> ， <a href="../../java/awt/Graphics.html#drawImage-java.awt.Image-int-int-java.awt.Color-java.awt.image.ImageObserver-"><code>Graphics.drawImage(Image, int, int, Color, java.awt.image.ImageObserver)</code></a> ， <a href="../../java/awt/Graphics.html#drawImage-java.awt.Image-int-int-java.awt.image.ImageObserver-"><code>Graphics.drawImage(Image, int, int, java.awt.image.ImageObserver)</code></a> ， <a href="../../java/awt/Graphics.html#drawImage-java.awt.Image-int-int-int-int-java.awt.Color-java.awt.image.ImageObserver-"><code>Graphics.drawImage(Image, int, int, int, int, Color, java.awt.image.ImageObserver)</code></a> ， <a href="../../java/awt/Graphics.html#drawImage-java.awt.Image-int-int-int-int-java.awt.image.ImageObserver-"><code>Graphics.drawImage(Image, int, int, int, int, java.awt.image.ImageObserver)</code></a> ， <a href="../../java/awt/image/ImageObserver.html#imageUpdate-java.awt.Image-int-int-int-int-int-"><code>ImageObserver.imageUpdate(java.awt.Image, int, int, int, int, int)</code></a></span>
</dd>
</dl> </li>
</ul> <a name="getLabelTable--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>getLabelTable</h4> <pre>public <a href="../../java/util/Dictionary.html" title="class in java.util">Dictionary</a> getLabelTable()</pre>
<div class="block">
            返回要在哪些值绘制哪些标签的字典。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             包含标签的 
            <code>Dictionary</code>及其绘制位置 
           </dd>
</dl> </li>
</ul> <a name="setLabelTable-java.util.Dictionary-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setLabelTable</h4> <pre>public void setLabelTable(<a href="../../java/util/Dictionary.html" title="class in java.util">Dictionary</a> labels)</pre>
<div class="block">
<span>用于指定在任何给定值下绘制什么标签。</span>
<span>键值对是这样的格式： <code>{ Integer value, java.swing.JComponent label }</code> 。</span>
<p> <span>通过使用<code>createStandardLabels</code>方法生成标签表的<code>createStandardLabels</code>方法。</span> </p>
<p> <span>标签设置完成后，此方法调用<a href="../../javax/swing/JSlider.html#updateLabelUIs--"><code>updateLabelUIs()</code></a> 。</span> <span>请注意，只有<code>paintLabels</code>属性为<code>true</code>时，才会绘制标签。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>labels</code> - 新的 
            <code>Dictionary</code>标签，或 
            <code>null</code>删除所有标签 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#createStandardLabels-int-"><code>createStandardLabels(int)</code></a> ， 
            <a href="../../javax/swing/JSlider.html#getLabelTable--"><code>getLabelTable()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#setPaintLabels-boolean-"><code>setPaintLabels(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="updateLabelUIs--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>updateLabelUIs</h4> <pre>protected void updateLabelUIs()</pre>
<div class="block">
<span>通过在每个标签上调用<code>updateUI</code>来更新标签表中的标签的UI。</span>
<span>UI从当前的外观更新。</span>
<span>标签也设置为首选尺寸。</span>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setLabelTable-java.util.Dictionary-"><code>setLabelTable(java.util.Dictionary)</code></a> ， 
            <a href="../../javax/swing/JComponent.html#updateUI--"><code>JComponent.updateUI()</code></a>
</dd>
</dl> </li>
</ul> <a name="createStandardLabels-int-">
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<ul class="blockList">
<li class="blockList"> <h4>createStandardLabels</h4> <pre>public <a href="../../java/util/Hashtable.html" title="class in java.util">Hashtable</a> createStandardLabels(int increment)</pre>
<div class="block">
<span>创建一个<code>Hashtable</code>的数字文本标签，从最小滑块开始，并使用指定的增量。</span>
<span>例如，如果您调用<code>createStandardLabels( 10 )</code>并且滑块最小值为零，则将为值为<code>createStandardLabels( 10 )</code>等创建标签。</span>
<p> <span>对于要在滑块上绘制的标签，返回的<code>Hashtable</code>必须传递到<code>setLabelTable</code> ，并且<code>setPaintLabels</code>必须设置为<code>true</code> 。</span> </p>
<p> <span>有关返回的<code>Hashtable</code>的组成的更多详细信息，请参阅<code>setLabelTable</code>文档。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>increment</code> - 生成的散列表之间的标签之间的距离 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             一个新的 
            <code>Hashtable</code>的标签 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果 
            <code>increment</code>小于或等于零 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setLabelTable-java.util.Dictionary-"><code>setLabelTable(java.util.Dictionary)</code></a> ， 
            <a href="../../javax/swing/JSlider.html#setPaintLabels-boolean-"><code>setPaintLabels(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="createStandardLabels-int-int-">
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<ul class="blockList">
<li class="blockList"> <h4>createStandardLabels</h4> <pre>public <a href="../../java/util/Hashtable.html" title="class in java.util">Hashtable</a> createStandardLabels(int increment,
                                      int start)</pre>
<div class="block">
<span>创建一个<code>Hashtable</code>的数字文本标签，从指定的起始点开始，并使用指定的增量。</span>
<span>例如，如果您调用<code>createStandardLabels( 10, 2 )</code> ，则将为值<code>createStandardLabels( 10, 2 )</code>等创建标签。</span>
<p> <span>对于要在滑块上绘制的标签，返回的<code>Hashtable</code>必须传递到<code>setLabelTable</code> ，并且<code>setPaintLabels</code>必须设置为<code>true</code> 。</span> </p>
<p> <span>有关返回的<code>Hashtable</code>的组成的更多详细信息，请参阅<code>setLabelTable</code>文档。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>increment</code> - 生成的散列表之间的标签之间的距离 
           </dd>
<dd>
<code>start</code> - 标签开始的值 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             一个新的 
            <code>Hashtable</code>标签 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> - 如果 
            <code>start</code>超出范围，或者如果 
            <code>increment</code>小于或等于零 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setLabelTable-java.util.Dictionary-"><code>setLabelTable(java.util.Dictionary)</code></a> ， 
            <a href="../../javax/swing/JSlider.html#setPaintLabels-boolean-"><code>setPaintLabels(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="getInverted--">
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<ul class="blockList">
<li class="blockList"> <h4>getInverted</h4> <pre>public boolean getInverted()</pre>
<div class="block">
            如果滑块显示的值范围相反，则返回true， 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果滑块值与其正常顺序相反，则为true 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setInverted-boolean-"><code>setInverted(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="setInverted-boolean-">
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<ul class="blockList">
<li class="blockList"> <h4>setInverted</h4> <pre>public void setInverted(boolean b)</pre>
<div class="block">
<span>指定true以反转滑块所显示的值范围，并将false设置为正常顺序的值范围。</span>
<span>顺序取决于滑块的<code>ComponentOrientation</code>属性。</span>
<span>正常（非反转）水平与滑块<code>ComponentOrientation</code>的价值<code>LEFT_TO_RIGHT</code>有他们的权利最大。</span>
<span><code>ComponentOrientation</code>值为<code>RIGHT_TO_LEFT</code>正常水平滑块在左侧最大。</span>
<span>正常的垂直滑块在顶部最大。</span>
<span>当滑块反转时，这些标签反转。</span>
<p> <span>默认情况下，此属性的值为<code>false</code> 。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - true从正常顺序反转滑块值 
           </dd>
</dl> </li>
</ul> <a name="getMajorTickSpacing--">
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<ul class="blockList">
<li class="blockList"> <h4>getMajorTickSpacing</h4> <pre>public int getMajorTickSpacing()</pre>
<div class="block">
<span>此方法返回主要的tick间距。</span>
<span>返回的数字表示每个主刻度线之间的距离（以值计算）。</span>
<span>如果您有一个范围从0到50的滑块，主刻度间距设置为10，您将获得以下值旁边的主要刻度：0，10，20，30，40，50。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             主要刻度之间的值的数量 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setMajorTickSpacing-int-"><code>setMajorTickSpacing(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="setMajorTickSpacing-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setMajorTickSpacing</h4> <pre>public void setMajorTickSpacing(int n)</pre>
<div class="block">
<span>此方法设置主要的刻度间距。</span>
<span>传递的数字代表每个主要刻度线之间的距离，以值为单位。</span>
<span>如果您有一个范围从0到50的滑块，主刻度间距设置为10，您将获得以下值旁边的主要刻度：0，10，20，30，40，50。</span>
<p> <span>为了绘制主要刻度， <code>setPaintTicks</code>必须设置为<code>true</code> 。</span> </p>
<p> <span>此方法也将为您设置标签表。</span> <span>如果还没有标签表，并且主要的刻度间距为<code>&gt; 0</code> ，并且<code>getPaintLabels</code>返回<code>true</code> ，将生成标准标签表（通过调用<code>createStandardLabels</code> ），其中标记为主标记。</span> <span>对于上面的示例，您将获得文本标签：“0”，“10”，“20”，“30”，“40”，“50”。</span> <span>然后通过调用<code>setLabelTable</code>在滑块上设置标签表。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>n</code> - 
            <code>majorTickSpacing</code>属性的新值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getMajorTickSpacing--"><code>getMajorTickSpacing()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#setPaintTicks-boolean-"><code>setPaintTicks(boolean)</code></a> ， 
            <a href="../../javax/swing/JSlider.html#setLabelTable-java.util.Dictionary-"><code>setLabelTable(java.util.Dictionary)</code></a> ， 
            <a href="../../javax/swing/JSlider.html#createStandardLabels-int-"><code>createStandardLabels(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="getMinorTickSpacing--">
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<ul class="blockList">
<li class="blockList"> <h4>getMinorTickSpacing</h4> <pre>public int getMinorTickSpacing()</pre>
<div class="block">
<span>此方法返回较小的刻度间距。</span>
<span>返回的数字表示每个小标记之间的距离，以值为单位。</span>
<span>如果您有一个范围从0到50的滑块，并且小刻度间距设置为10，则将在以下值旁边获得次要刻度：0,10,20,30,40,50。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             次要蜱之间的数值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getMinorTickSpacing--"><code>getMinorTickSpacing()</code></a>
</dd>
</dl> </li>
</ul> <a name="setMinorTickSpacing-int-">
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<ul class="blockList">
<li class="blockList"> <h4>setMinorTickSpacing</h4> <pre>public void setMinorTickSpacing(int n)</pre>
<div class="block">
<span>此方法设置较小的刻度间距。</span>
<span>传递的数字代表每个小刻度线之间的距离，以值计算。</span>
<span>如果您有一个范围从0到50的滑块，并且小刻度间距设置为10，则将在以下值旁边获得次要刻度：0,10,20,30,40,50。</span>
<p> <span>为了绘制小刻度， <code>setPaintTicks</code>必须设置为<code>true</code> 。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>n</code> - 
            <code>minorTickSpacing</code>属性的新值 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getMinorTickSpacing--"><code>getMinorTickSpacing()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#setPaintTicks-boolean-"><code>setPaintTicks(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="getSnapToTicks--">
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<ul class="blockList">
<li class="blockList"> <h4>getSnapToTicks</h4> <pre>public boolean getSnapToTicks()</pre>
<div class="block">
            如果旋钮（及其表示的数据值）解析为用户放置旋钮的最近刻度标记，则返回true。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果值捕捉到最近的刻度线，则为true，否则为false 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setSnapToTicks-boolean-"><code>setSnapToTicks(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="setSnapToTicks-boolean-">
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<ul class="blockList">
<li class="blockList"> <h4>setSnapToTicks</h4> <pre>public void setSnapToTicks(boolean b)</pre>
<div class="block">
<span>指定true使旋钮（及其代表的数据值）解析为用户放置旋钮位置的最近刻度。</span>
<span>默认情况下，此属性为<code>false</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 将旋钮锁定到最接近的刻度线 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getSnapToTicks--"><code>getSnapToTicks()</code></a>
</dd>
</dl> </li>
</ul> <a name="getPaintTicks--">
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<ul class="blockList">
<li class="blockList"> <h4>getPaintTicks</h4> <pre>public boolean getPaintTicks()</pre>
<div class="block">
            告诉是否要勾画刻度线。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果勾号勾画，则为true，否则为false 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setPaintTicks-boolean-"><code>setPaintTicks(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="setPaintTicks-boolean-">
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<ul class="blockList">
<li class="blockList"> <h4>setPaintTicks</h4> <pre>public void setPaintTicks(boolean b)</pre>
<div class="block">
<span>确定滑块上是否刻上刻度线。</span>
<span>默认情况下，此属性为<code>false</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 是否应 
            <code>b</code>刻度线 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getPaintTicks--"><code>getPaintTicks()</code></a>
</dd>
</dl> </li>
</ul> <a name="getPaintTrack--">
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<ul class="blockList">
<li class="blockList"> <h4>getPaintTrack</h4> <pre>public boolean getPaintTrack()</pre>
<div class="block">
            告诉曲目（滑块滑入的区域）是否要被绘制。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果跟踪画是真的，否则为false 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setPaintTrack-boolean-"><code>setPaintTrack(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="setPaintTrack-boolean-">
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<ul class="blockList">
<li class="blockList"> <h4>setPaintTrack</h4> <pre>public void setPaintTrack(boolean b)</pre>
<div class="block">
<span>确定轨迹是否在滑块上绘制。</span>
<span>默认情况下，此属性为<code>true</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 是否绘制滑块轨迹 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getPaintTrack--"><code>getPaintTrack()</code></a>
</dd>
</dl> </li>
</ul> <a name="getPaintLabels--">
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<ul class="blockList">
<li class="blockList"> <h4>getPaintLabels</h4> <pre>public boolean getPaintLabels()</pre>
<div class="block">
            告诉标签是否要涂漆。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果标签被绘制，则为true，否则为false 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#setPaintLabels-boolean-"><code>setPaintLabels(boolean)</code></a>
</dd>
</dl> </li>
</ul> <a name="setPaintLabels-boolean-">
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<ul class="blockList">
<li class="blockList"> <h4>setPaintLabels</h4> <pre>public void setPaintLabels(boolean b)</pre>
<div class="block">
<span>确定标签是否涂在滑块上。</span>
<p> <span>此方法也将为您设置标签表。</span> <span>如果还没有标签表，并且主刻度间距为<code>&gt; 0</code> ， <code>&gt; 0</code>生成标准标签表（通过调用<code>createStandardLabels</code> ），主标记上的标签。</span> <span>然后通过调用<code>setLabelTable</code>在滑块上设置标签表。</span> </p>
<p> <span>默认情况下，此属性为<code>false</code> 。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 是否绘制标签 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../javax/swing/JSlider.html#getPaintLabels--"><code>getPaintLabels()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#getLabelTable--"><code>getLabelTable()</code></a> ， 
            <a href="../../javax/swing/JSlider.html#createStandardLabels-int-"><code>createStandardLabels(int)</code></a>
</dd>
</dl> </li>
</ul> <a name="paramString--">
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<ul class="blockList">
<li class="blockList"> <h4>paramString</h4> <pre>protected <a href="../../java/lang/String.html" title="class in java.lang">String</a> paramString()</pre>
<div class="block">
<span>返回此JSlider的字符串表示形式。</span>
<span>该方法仅用于调试目的，并且返回的字符串的内容和格式可能因实现而异。</span>
<span>返回的字符串可能为空，但可能不是<code>null</code> 。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../javax/swing/JComponent.html#paramString--">paramString</a></code>在 
            <code><a href="../../javax/swing/JComponent.html" title="class in javax.swing">JComponent</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             这个JSlider的字符串表示形式。 
           </dd>
</dl> </li>
</ul> <a name="getAccessibleContext--">
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<ul class="blockListLast">
<li class="blockList"> <h4>getAccessibleContext</h4> <pre>public <a href="../../javax/accessibility/AccessibleContext.html" title="class in javax.accessibility">AccessibleContext</a> getAccessibleContext()</pre>
<div class="block">
<span>获取与此JSlider相关联的AccessibleContext。</span>
<span>对于滑块，AccessibleContext采用AccessibleJSlider的形式。</span>
<span>如有必要，将创建一个新的AccessibleJSlider实例。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../javax/accessibility/Accessible.html#getAccessibleContext--">getAccessibleContext</a></code>在接口 
            <code><a href="../../javax/accessibility/Accessible.html" title="interface in javax.accessibility">Accessible</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../java/awt/Component.html#getAccessibleContext--">getAccessibleContext</a></code>在 
            <code><a href="../../java/awt/Component.html" title="class in java.awt">Component</a></code>类 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             an AccessibleJSlider that serves as the AccessibleContext of this JSlider 
           </dd>
</dl> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>