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<div class="subTitle">org.apache.jorphan.gui</div>
<h2 title="Class MenuScroller" class="title">Class MenuScroller</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<ul class="inheritance">
<li>org.apache.jorphan.gui.MenuScroller</li>
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<pre>public class <span class="typeNameLabel">MenuScroller</span>
extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">A class that provides scrolling capabilities to a long menu dropdown or popup
 menu. A number of items can optionally be frozen at the top and/or bottom of
 the menu.
 <P>
 <B>Implementation note:</B> The default number of items to display at a time
 is 15, and the default scrolling interval is 125 milliseconds.
 <P>

 Class is slightly changed as per comments on the webpage</div>
<dl>
<dt><span class="simpleTagLabel">Version:</span></dt>
<dd>1.5.0 04/05/12</dd>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>Darryl Burke (http://tips4java.wordpress.com/2009/02/01/menu-scroller/)</dd>
</dl>
</li>
</ul>
</div>
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<li class="blockList">
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<h3>Constructor Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JMenu-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 default number of items to display at a time, and default scrolling
 interval.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JMenu-int-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
            int&nbsp;scrollCount)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 specified number of items to display at a time, and default scrolling
 interval.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JMenu-int-int-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
            int&nbsp;scrollCount,
            int&nbsp;interval)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 specified number of items to display at a time, and specified scrolling
 interval.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JMenu-int-int-int-int-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
            int&nbsp;scrollCount,
            int&nbsp;interval,
            int&nbsp;topFixedCount,
            int&nbsp;bottomFixedCount)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 specified number of items to display in the scrolling region, the
 specified scrolling interval, and the specified numbers of items fixed at
 the top and bottom of the menu.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JPopupMenu-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 default number of items to display at a time, and default scrolling
 interval.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JPopupMenu-int-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
            int&nbsp;scrollCount)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 specified number of items to display at a time, and default scrolling
 interval.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JPopupMenu-int-int-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
            int&nbsp;scrollCount,
            int&nbsp;interval)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 specified number of items to display at a time, and specified scrolling
 interval.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#MenuScroller-javax.swing.JPopupMenu-int-int-int-int-">MenuScroller</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
            int&nbsp;scrollCount,
            int&nbsp;interval,
            int&nbsp;topFixedCount,
            int&nbsp;bottomFixedCount)</code>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 specified number of items to display in the scrolling region, the
 specified scrolling interval, and the specified numbers of items fixed at
 the top and bottom of the popup menu.</div>
</td>
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<h3>Method Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#dispose--">dispose</a></span>()</code>
<div class="block">Removes this MenuScroller from the associated menu and restores the
 default behavior of the menu.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#finalize--">finalize</a></span>()</code>
<div class="block">Ensures that the <code>dispose</code> method of this MenuScroller is
 called when there are no more refrences to it.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#getBottomFixedCount--">getBottomFixedCount</a></span>()</code>
<div class="block">Returns the number of items fixed at the bottom of the menu or popup
 menu.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#getInterval--">getInterval</a></span>()</code>
<div class="block">Returns the scroll interval in milliseconds</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#getscrollCount--">getscrollCount</a></span>()</code>
<div class="block">Returns the number of items in the scrolling portion of the menu.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#getTopFixedCount--">getTopFixedCount</a></span>()</code>
<div class="block">Returns the number of items fixed at the top of the menu or popup menu.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#keepVisible-int-">keepVisible</a></span>(int&nbsp;index)</code>
<div class="block">Scrolls the item at the specified index into view each time the menu is
 opened.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#keepVisible-javax.swing.JMenuItem-">keepVisible</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenuItem.html?is-external=true" title="class or interface in javax.swing">JMenuItem</a>&nbsp;item)</code>
<div class="block">Scrolls the specified item into view each time the menu is opened.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setBottomFixedCount-int-">setBottomFixedCount</a></span>(int&nbsp;bottomFixedCount)</code>
<div class="block">Sets the number of items to fix at the bottom of the menu or popup menu.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setInterval-int-">setInterval</a></span>(int&nbsp;interval)</code>
<div class="block">Sets the scroll interval in milliseconds</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollCount-int-">setScrollCount</a></span>(int&nbsp;scrollCount)</code>
<div class="block">Sets the number of items in the scrolling portion of the menu.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JMenu-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu)</code>
<div class="block">Registers a menu to be scrolled with the default number of items to
 display at a time and the default scrolling interval.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JMenu-int-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
              int&nbsp;scrollCount)</code>
<div class="block">Registers a menu to be scrolled with the default number of items to
 display at a time and the specified scrolling interval.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JMenu-int-int-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
              int&nbsp;scrollCount,
              int&nbsp;interval)</code>
<div class="block">Registers a menu to be scrolled, with the specified number of items to
 display at a time and the specified scrolling interval.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JMenu-int-int-int-int-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
              int&nbsp;scrollCount,
              int&nbsp;interval,
              int&nbsp;topFixedCount,
              int&nbsp;bottomFixedCount)</code>
<div class="block">Registers a menu to be scrolled, with the specified number of items to
 display in the scrolling region, the specified scrolling interval, and
 the specified numbers of items fixed at the top and bottom of the menu.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JPopupMenu-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu)</code>
<div class="block">Registers a popup menu to be scrolled with the default number of items to
 display at a time and the default scrolling interval.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JPopupMenu-int-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
              int&nbsp;scrollCount)</code>
<div class="block">Registers a popup menu to be scrolled with the default number of items to
 display at a time and the specified scrolling interval.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JPopupMenu-int-int-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
              int&nbsp;scrollCount,
              int&nbsp;interval)</code>
<div class="block">Registers a popup menu to be scrolled, with the specified number of items
 to display at a time and the specified scrolling interval.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>static <a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setScrollerFor-javax.swing.JPopupMenu-int-int-int-int-">setScrollerFor</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
              int&nbsp;scrollCount,
              int&nbsp;interval,
              int&nbsp;topFixedCount,
              int&nbsp;bottomFixedCount)</code>
<div class="block">Registers a popup menu to be scrolled, with the specified number of items
 to display in the scrolling region, the specified scrolling interval, and
 the specified numbers of items fixed at the top and bottom of the popup
 menu.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#setTopFixedCount-int-">setTopFixedCount</a></span>(int&nbsp;topFixedCount)</code>
<div class="block">Sets the number of items to fix at the top of the menu or popup menu.</div>
</td>
</tr>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
</ul>
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<h3>Constructor Detail</h3>
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<h4>MenuScroller</h4>
<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 default number of items to display at a time, and default scrolling
 interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
</dl>
</li>
</ul>
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<h4>MenuScroller</h4>
<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 default number of items to display at a time, and default scrolling
 interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
                    int&nbsp;scrollCount)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 specified number of items to display at a time, and default scrolling
 interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount is 0 or negative</dd>
</dl>
</li>
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<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
                    int&nbsp;scrollCount)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 specified number of items to display at a time, and default scrolling
 interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount is 0 or negative</dd>
</dl>
</li>
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<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
                    int&nbsp;scrollCount,
                    int&nbsp;interval)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 specified number of items to display at a time, and specified scrolling
 interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative</dd>
</dl>
</li>
</ul>
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<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
                    int&nbsp;scrollCount,
                    int&nbsp;interval)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 specified number of items to display at a time, and specified scrolling
 interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative</dd>
</dl>
</li>
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<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
                    int&nbsp;scrollCount,
                    int&nbsp;interval,
                    int&nbsp;topFixedCount,
                    int&nbsp;bottomFixedCount)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a menu with the
 specified number of items to display in the scrolling region, the
 specified scrolling interval, and the specified numbers of items fixed at
 the top and bottom of the menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dd><code>scrollCount</code> - the number of items to display in the scrolling portion</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dd><code>topFixedCount</code> - the number of items to fix at the top. May be 0</dd>
<dd><code>bottomFixedCount</code> - the number of items to fix at the bottom. May be 0</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative or if
             topFixedCount or bottomFixedCount is negative</dd>
</dl>
</li>
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<pre>public&nbsp;MenuScroller(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
                    int&nbsp;scrollCount,
                    int&nbsp;interval,
                    int&nbsp;topFixedCount,
                    int&nbsp;bottomFixedCount)</pre>
<div class="block">Constructs a <code>MenuScroller</code> that scrolls a popup menu with the
 specified number of items to display in the scrolling region, the
 specified scrolling interval, and the specified numbers of items fixed at
 the top and bottom of the popup menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dd><code>scrollCount</code> - the number of items to display in the scrolling portion</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dd><code>topFixedCount</code> - the number of items to fix at the top. May be 0</dd>
<dd><code>bottomFixedCount</code> - the number of items to fix at the bottom. May be 0</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative or if
             topFixedCount or bottomFixedCount is negative</dd>
</dl>
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<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu)</pre>
<div class="block">Registers a menu to be scrolled with the default number of items to
 display at a time and the default scrolling interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
</dl>
</li>
</ul>
<a name="setScrollerFor-javax.swing.JPopupMenu-">
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<h4>setScrollerFor</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu)</pre>
<div class="block">Registers a popup menu to be scrolled with the default number of items to
 display at a time and the default scrolling interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
</dl>
</li>
</ul>
<a name="setScrollerFor-javax.swing.JMenu-int-">
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<h4>setScrollerFor</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
                                          int&nbsp;scrollCount)</pre>
<div class="block">Registers a menu to be scrolled with the default number of items to
 display at a time and the specified scrolling interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount is 0 or negative</dd>
</dl>
</li>
</ul>
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<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
                                          int&nbsp;scrollCount)</pre>
<div class="block">Registers a popup menu to be scrolled with the default number of items to
 display at a time and the specified scrolling interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount is 0 or negative</dd>
</dl>
</li>
</ul>
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<h4>setScrollerFor</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
                                          int&nbsp;scrollCount,
                                          int&nbsp;interval)</pre>
<div class="block">Registers a menu to be scrolled, with the specified number of items to
 display at a time and the specified scrolling interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dd><code>scrollCount</code> - the number of items to be displayed at a time</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative</dd>
</dl>
</li>
</ul>
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<h4>setScrollerFor</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
                                          int&nbsp;scrollCount,
                                          int&nbsp;interval)</pre>
<div class="block">Registers a popup menu to be scrolled, with the specified number of items
 to display at a time and the specified scrolling interval.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dd><code>scrollCount</code> - the number of items to be displayed at a time</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative</dd>
</dl>
</li>
</ul>
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<h4>setScrollerFor</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenu.html?is-external=true" title="class or interface in javax.swing">JMenu</a>&nbsp;menu,
                                          int&nbsp;scrollCount,
                                          int&nbsp;interval,
                                          int&nbsp;topFixedCount,
                                          int&nbsp;bottomFixedCount)</pre>
<div class="block">Registers a menu to be scrolled, with the specified number of items to
 display in the scrolling region, the specified scrolling interval, and
 the specified numbers of items fixed at the top and bottom of the menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the menu</dd>
<dd><code>scrollCount</code> - the number of items to display in the scrolling portion</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dd><code>topFixedCount</code> - the number of items to fix at the top. May be 0.</dd>
<dd><code>bottomFixedCount</code> - the number of items to fix at the bottom. May be 0</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative or if
             topFixedCount or bottomFixedCount is negative</dd>
</dl>
</li>
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<h4>setScrollerFor</h4>
<pre>public static&nbsp;<a href="../../../../org/apache/jorphan/gui/MenuScroller.html" title="class in org.apache.jorphan.gui">MenuScroller</a>&nbsp;setScrollerFor(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JPopupMenu.html?is-external=true" title="class or interface in javax.swing">JPopupMenu</a>&nbsp;menu,
                                          int&nbsp;scrollCount,
                                          int&nbsp;interval,
                                          int&nbsp;topFixedCount,
                                          int&nbsp;bottomFixedCount)</pre>
<div class="block">Registers a popup menu to be scrolled, with the specified number of items
 to display in the scrolling region, the specified scrolling interval, and
 the specified numbers of items fixed at the top and bottom of the popup
 menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>menu</code> - the popup menu</dd>
<dd><code>scrollCount</code> - the number of items to display in the scrolling portion</dd>
<dd><code>interval</code> - the scroll interval, in milliseconds</dd>
<dd><code>topFixedCount</code> - the number of items to fix at the top. May be 0</dd>
<dd><code>bottomFixedCount</code> - the number of items to fix at the bottom. May be 0</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the MenuScroller</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount or interval is 0 or negative or if
             topFixedCount or bottomFixedCount is negative</dd>
</dl>
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<h4>getInterval</h4>
<pre>public&nbsp;int&nbsp;getInterval()</pre>
<div class="block">Returns the scroll interval in milliseconds</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the scroll interval in milliseconds</dd>
</dl>
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<h4>setInterval</h4>
<pre>public&nbsp;void&nbsp;setInterval(int&nbsp;interval)</pre>
<div class="block">Sets the scroll interval in milliseconds</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>interval</code> - the scroll interval in milliseconds</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if interval is 0 or negative</dd>
</dl>
</li>
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<h4>getscrollCount</h4>
<pre>public&nbsp;int&nbsp;getscrollCount()</pre>
<div class="block">Returns the number of items in the scrolling portion of the menu.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of items to display at a time</dd>
</dl>
</li>
</ul>
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<h4>setScrollCount</h4>
<pre>public&nbsp;void&nbsp;setScrollCount(int&nbsp;scrollCount)</pre>
<div class="block">Sets the number of items in the scrolling portion of the menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>scrollCount</code> - the number of items to display at a time</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if scrollCount is 0 or negative</dd>
</dl>
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<h4>getTopFixedCount</h4>
<pre>public&nbsp;int&nbsp;getTopFixedCount()</pre>
<div class="block">Returns the number of items fixed at the top of the menu or popup menu.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of items</dd>
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<h4>setTopFixedCount</h4>
<pre>public&nbsp;void&nbsp;setTopFixedCount(int&nbsp;topFixedCount)</pre>
<div class="block">Sets the number of items to fix at the top of the menu or popup menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>topFixedCount</code> - the number of items</dd>
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<h4>getBottomFixedCount</h4>
<pre>public&nbsp;int&nbsp;getBottomFixedCount()</pre>
<div class="block">Returns the number of items fixed at the bottom of the menu or popup
 menu.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of items</dd>
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<h4>setBottomFixedCount</h4>
<pre>public&nbsp;void&nbsp;setBottomFixedCount(int&nbsp;bottomFixedCount)</pre>
<div class="block">Sets the number of items to fix at the bottom of the menu or popup menu.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>bottomFixedCount</code> - the number of items</dd>
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<h4>keepVisible</h4>
<pre>public&nbsp;void&nbsp;keepVisible(<a href="http://docs.oracle.com/javase/8/docs/api/javax/swing/JMenuItem.html?is-external=true" title="class or interface in javax.swing">JMenuItem</a>&nbsp;item)</pre>
<div class="block">Scrolls the specified item into view each time the menu is opened. Call
 this method with <code>null</code> to restore the default behavior, which
 is to show the menu as it last appeared.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>item</code> - the item to keep visible</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#keepVisible-int-"><code>keepVisible(int)</code></a></dd>
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<h4>keepVisible</h4>
<pre>public&nbsp;void&nbsp;keepVisible(int&nbsp;index)</pre>
<div class="block">Scrolls the item at the specified index into view each time the menu is
 opened. Call this method with <code>-1</code> to restore the default
 behavior, which is to show the menu as it last appeared.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - the index of the item to keep visible</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#keepVisible-javax.swing.JMenuItem-"><code>keepVisible(javax.swing.JMenuItem)</code></a></dd>
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<h4>dispose</h4>
<pre>public&nbsp;void&nbsp;dispose()</pre>
<div class="block">Removes this MenuScroller from the associated menu and restores the
 default behavior of the menu.</div>
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<h4>finalize</h4>
<pre>public&nbsp;void&nbsp;finalize()
              throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></pre>
<div class="block">Ensures that the <code>dispose</code> method of this MenuScroller is
 called when there are no more refrences to it.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a></code>&nbsp;in class&nbsp;<code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a></code> - if an error occurs.</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../org/apache/jorphan/gui/MenuScroller.html#dispose--"><code>dispose()</code></a></dd>
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