uTools-Manuals/docs/java/javax/swing/tree/AbstractLayoutCache.html

<div class="header">
<div class="subTitle">
     javax.swing.tree 
   </div>
<h2 class="title" title="Class AbstractLayoutCache">Class AbstractLayoutCache</h2>
</div><div class="contentContainer">
<ul class="inheritance">
<li><a href="../../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li>javax.swing.tree.AbstractLayoutCache</li>
</ul> </li>
</ul>
<div class="description">
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<dl>
<dt>
         All Implemented Interfaces: 
       </dt>
<dd>
<span><a href="../../../javax/swing/tree/RowMapper.html" title="javax.swing.tree中的接口">RowMapper</a></span>
</dd>
</dl>
<dl>
<dt>
        已知直接子类：
       </dt>
<dd>
<span><a href="../../../javax/swing/tree/FixedHeightLayoutCache.html" title="javax.swing.tree中的类">FixedHeightLayoutCache</a> ， <a href="../../../javax/swing/tree/VariableHeightLayoutCache.html" title="javax.swing.tree中的类">VariableHeightLayoutCache</a></span>
</dd>
</dl>
<hr/> <br/> <pre>public abstract class <span class="typeNameLabel">AbstractLayoutCache</span>
extends <a href="../../../java/lang/Object.html" title="class in java.lang">Object</a>
implements <a href="../../../javax/swing/tree/RowMapper.html" title="interface in javax.swing.tree">RowMapper</a></pre>
<div class="block">
<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>
</div> </li>
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<!-- ======== NESTED CLASS SUMMARY ======== -->
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<li class="blockList"><a name="nested.class.summary">
<!-- --> </a> <h3>Nested Class Summary</h3>
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Nested Class Summary table, listing nested classes, and an explanation">
<caption>
<span>Nested Classes</span>
<span class="tabEnd"> </span>
</caption>
<tbody>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a></span></code>
<div class="block">
              由 
             <code>AbstractLayoutCache</code>用于确定特定节点的大小和x原点。 
            </div> </td>
</tr>
</tbody>
</table> </li>
</ul>
<!-- =========== FIELD SUMMARY =========== -->
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Field Summary table, listing fields, and an explanation">
<caption>
<span>Fields</span>
<span class="tabEnd"> </span>
</caption>
<tbody>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#nodeDimensions">nodeDimensions</a></span></code>
<div class="block">
              负责获取节点大小的对象。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#rootVisible">rootVisible</a></span></code>
<div class="block">
              如果显示根节点，则为真，如果子节点是最高可见节点，则为false。 
            </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/tree/AbstractLayoutCache.html#rowHeight">rowHeight</a></span></code>
<div class="block">
              每行要使用的高度。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/TreeModel.html" title="interface in javax.swing.tree">TreeModel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#treeModel">treeModel</a></span></code>
<div class="block">
              模型提供信息。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../javax/swing/tree/TreeSelectionModel.html" title="interface in javax.swing.tree">TreeSelectionModel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#treeSelectionModel">treeSelectionModel</a></span></code>
<div class="block">
              选择模式。 
            </div> </td>
</tr>
</tbody>
</table> </li>
</ul>
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<span>构造方法</span>
<span class="tabEnd"> </span>
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<tbody>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#AbstractLayoutCache--">AbstractLayoutCache</a></span>()</code> </td>
</tr>
</tbody>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
<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="t3"><span><a href="javascript:show(4);">抽象方法</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>
</tr>
<tr class="altColor" id="i0">
<td class="colFirst"><code>abstract <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getBounds-javax.swing.tree.TreePath-java.awt.Rectangle-">getBounds</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path, <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> placeIn)</code>
<div class="block">
              返回一个给出绘制路径所需边界的矩形。 
            </div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code>abstract boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getExpandedState-javax.swing.tree.TreePath-">getExpandedState</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
              如果路径被展开且可见，则返回true。 
            </div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../../../javax/swing/tree/TreeModel.html" title="interface in javax.swing.tree">TreeModel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getModel--">getModel</a></span>()</code>
<div class="block">
              返回 
             <code>TreeModel</code>所提供的数据。 
            </div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code><a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getNodeDimensions--">getNodeDimensions</a></span>()</code>
<div class="block">
              返回呈现树中节点的对象，负责计算各个节点的维度。 
            </div> </td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code>protected <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getNodeDimensions-java.lang.Object-int-int-boolean-java.awt.Rectangle-">getNodeDimensions</a></span>(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> value, int row, int depth, boolean expanded, <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> placeIn)</code>
<div class="block">
              返回时，通过在参考 
             <code>placeIn</code> ，所需要的尺寸来表示 
             <code>value</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code>abstract <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getPathClosestTo-int-int-">getPathClosestTo</a></span>(int x, int y)</code>
<div class="block">
              返回最接近x，y的节点的路径。 
            </div> </td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>abstract <a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getPathForRow-int-">getPathForRow</a></span>(int row)</code>
<div class="block">
              返回在行中传递的路径。 
            </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/tree/AbstractLayoutCache.html#getPreferredHeight--">getPreferredHeight</a></span>()</code>
<div class="block">
              返回首选高度。 
            </div> </td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getPreferredWidth-java.awt.Rectangle-">getPreferredWidth</a></span>(<a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> bounds)</code>
<div class="block">
              返回传入区域的首选宽度。 
            </div> </td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>abstract int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getRowCount--">getRowCount</a></span>()</code>
<div class="block">
              显示的行数 
            </div> </td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>abstract int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getRowForPath-javax.swing.tree.TreePath-">getRowForPath</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
              返回在路径中识别的最后一个项目可见的行。 
            </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/tree/AbstractLayoutCache.html#getRowHeight--">getRowHeight</a></span>()</code>
<div class="block">
              返回每行的高度。 
            </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/tree/AbstractLayoutCache.html#getRowsForPaths-javax.swing.tree.TreePath:A-">getRowsForPaths</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[] paths)</code>
<div class="block">
              返回该行 
             <code>TreePath</code>的情况下 
             <code>path</code>正在以显示。 
            </div> </td>
</tr>
<tr class="rowColor" id="i13">
<td class="colFirst"><code><a href="../../../javax/swing/tree/TreeSelectionModel.html" title="interface in javax.swing.tree">TreeSelectionModel</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getSelectionModel--">getSelectionModel</a></span>()</code>
<div class="block">
              返回用于维护选择的模型。 
            </div> </td>
</tr>
<tr class="altColor" id="i14">
<td class="colFirst"><code>abstract int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getVisibleChildCount-javax.swing.tree.TreePath-">getVisibleChildCount</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
              返回行的可见子项数。 
            </div> </td>
</tr>
<tr class="rowColor" id="i15">
<td class="colFirst"><code>abstract <a href="../../../java/util/Enumeration.html" title="interface in java.util">Enumeration</a>&lt;<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#getVisiblePathsFrom-javax.swing.tree.TreePath-">getVisiblePathsFrom</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
              返回一个 
             <code>Enumerator</code> ，从传入的位置开始，以可见路径递增。 
            </div> </td>
</tr>
<tr class="altColor" id="i16">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#invalidatePathBounds-javax.swing.tree.TreePath-">invalidatePathBounds</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
              指示 
             <code>LayoutCache</code> ，对于边界 
             <code>path</code>是无效的，并需要进行更新。 
            </div> </td>
</tr>
<tr class="rowColor" id="i17">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#invalidateSizes--">invalidateSizes</a></span>()</code>
<div class="block">
              通知 
             <code>TreeState</code>它需要重新计算它所引用的所有大小。 
            </div> </td>
</tr>
<tr class="altColor" id="i18">
<td class="colFirst"><code>abstract boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#isExpanded-javax.swing.tree.TreePath-">isExpanded</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</code>
<div class="block">
              如果当前标识的值目前已被扩展，则返回true。 
            </div> </td>
</tr>
<tr class="rowColor" id="i19">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#isFixedRowHeight--">isFixedRowHeight</a></span>()</code>
<div class="block">
              如果每行的高度是固定大小，则返回true。 
            </div> </td>
</tr>
<tr class="altColor" id="i20">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#isRootVisible--">isRootVisible</a></span>()</code>
<div class="block">
              如果显示树的根节点，则返回true。 
            </div> </td>
</tr>
<tr class="rowColor" id="i21">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#setExpandedState-javax.swing.tree.TreePath-boolean-">setExpandedState</a></span>(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path, boolean isExpanded)</code>
<div class="block">
              标记路径 
             <code>path</code>扩展状态为 
             <code>isExpanded</code> 。 
            </div> </td>
</tr>
<tr class="altColor" id="i22">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#setModel-javax.swing.tree.TreeModel-">setModel</a></span>(<a href="../../../javax/swing/tree/TreeModel.html" title="interface in javax.swing.tree">TreeModel</a> newModel)</code>
<div class="block">
              设置将提供数据的 
             <code>TreeModel</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i23">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#setNodeDimensions-javax.swing.tree.AbstractLayoutCache.NodeDimensions-">setNodeDimensions</a></span>(<a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a> nd)</code>
<div class="block">
              设置负责绘制树中节点的渲染器，因此负责计算各个节点的维度。 
            </div> </td>
</tr>
<tr class="altColor" id="i24">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#setRootVisible-boolean-">setRootVisible</a></span>(boolean rootVisible)</code>
<div class="block">
              确定来自 
             <code>TreeModel</code>是否可见。 
            </div> </td>
</tr>
<tr class="rowColor" id="i25">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#setRowHeight-int-">setRowHeight</a></span>(int rowHeight)</code>
<div class="block">
              设置每个单元格的高度。 
            </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/tree/AbstractLayoutCache.html#setSelectionModel-javax.swing.tree.TreeSelectionModel-">setSelectionModel</a></span>(<a href="../../../javax/swing/tree/TreeSelectionModel.html" title="interface in javax.swing.tree">TreeSelectionModel</a> newLSM)</code>
<div class="block">
              设置 
             <code>TreeSelectionModel</code>用于管理选择新的LSM。 
            </div> </td>
</tr>
<tr class="rowColor" id="i27">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#treeNodesChanged-javax.swing.event.TreeModelEvent-">treeNodesChanged</a></span>(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</code>
<div class="block">
              节点（或一组兄弟节点）以某种方式更改后调用。 
            </div> </td>
</tr>
<tr class="altColor" id="i28">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#treeNodesInserted-javax.swing.event.TreeModelEvent-">treeNodesInserted</a></span>(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</code>
<div class="block">
              在节点插入到树中之后调用。 
            </div> </td>
</tr>
<tr class="rowColor" id="i29">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#treeNodesRemoved-javax.swing.event.TreeModelEvent-">treeNodesRemoved</a></span>(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</code>
<div class="block">
              从树中删除节点后调用。 
            </div> </td>
</tr>
<tr class="altColor" id="i30">
<td class="colFirst"><code>abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/tree/AbstractLayoutCache.html#treeStructureChanged-javax.swing.event.TreeModelEvent-">treeStructureChanged</a></span>(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</code>
<div class="block">
              在树已经从给定节点大幅度改变结构之后调用。 
            </div> </td>
</tr>
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<li class="blockList"> <h4>nodeDimensions</h4> <pre>protected <a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a> nodeDimensions</pre>
<div class="block">
            负责获取节点大小的对象。 
          </div> </li>
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<li class="blockList"> <h4>treeModel</h4> <pre>protected <a href="../../../javax/swing/tree/TreeModel.html" title="interface in javax.swing.tree">TreeModel</a> treeModel</pre>
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            模型提供信息。 
          </div> </li>
</ul> <a name="treeSelectionModel">
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<li class="blockList"> <h4>treeSelectionModel</h4> <pre>protected <a href="../../../javax/swing/tree/TreeSelectionModel.html" title="interface in javax.swing.tree">TreeSelectionModel</a> treeSelectionModel</pre>
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            选择模式。 
          </div> </li>
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            如果显示根节点，则为真，如果子节点是最高可见节点，则为false。 
          </div> </li>
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<span>每行要使用的高度。</span>
<span>如果这是&lt;= 0，则渲染器将用于确定每行的高度。</span>
</div> </li>
</ul> </li>
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<li class="blockList"> <h4>setNodeDimensions</h4> <pre>public void setNodeDimensions(<a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a> nd)</pre>
<div class="block">
            设置负责绘制树中节点的渲染器，因此负责计算各个节点的维度。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>nd</code> - 一个 
            <code>NodeDimensions</code>对象 
           </dd>
</dl> </li>
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<li class="blockList"> <h4>getNodeDimensions</h4> <pre>public <a href="../../../javax/swing/tree/AbstractLayoutCache.NodeDimensions.html" title="class in javax.swing.tree">AbstractLayoutCache.NodeDimensions</a> getNodeDimensions()</pre>
<div class="block">
            返回呈现树中节点的对象，负责计算各个节点的维度。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>NodeDimensions</code>对象 
           </dd>
</dl> </li>
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<li class="blockList"> <h4>setModel</h4> <pre>public void setModel(<a href="../../../javax/swing/tree/TreeModel.html" title="interface in javax.swing.tree">TreeModel</a> newModel)</pre>
<div class="block">
            设置将提供数据的 
           <code>TreeModel</code> 。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>newModel</code> - 那是提供数据的 
            <code>TreeModel</code>
</dd>
</dl> </li>
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<li class="blockList"> <h4>getModel</h4> <pre>public <a href="../../../javax/swing/tree/TreeModel.html" title="interface in javax.swing.tree">TreeModel</a> getModel()</pre>
<div class="block">
            返回 
           <code>TreeModel</code>所提供的数据。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             该 
            <code>TreeModel</code>正在提供数据 
           </dd>
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<li class="blockList"> <h4>setRootVisible</h4> <pre>public void setRootVisible(boolean rootVisible)</pre>
<div class="block">
            确定来自 
           <code>TreeModel</code>是否可见。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>rootVisible</code> - 如果要显示树的根节点，则为true 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/tree/AbstractLayoutCache.html#rootVisible"><code>rootVisible</code></a>
</dd>
</dl> </li>
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<li class="blockList"> <h4>isRootVisible</h4> <pre>public boolean isRootVisible()</pre>
<div class="block">
            如果显示树的根节点，则返回true。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果显示树的根节点，则为true 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/tree/AbstractLayoutCache.html#rootVisible"><code>rootVisible</code></a>
</dd>
</dl> </li>
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<li class="blockList"> <h4>setRowHeight</h4> <pre>public void setRowHeight(int rowHeight)</pre>
<div class="block">
<span>设置每个单元格的高度。</span>
<span>如果指定的值小于或等于零，则会查询当前单元格渲染器对于每一行的高度。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>rowHeight</code> - 每个单元格的高度，以像素为单位 
           </dd>
</dl> </li>
</ul> <a name="getRowHeight--">
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<li class="blockList"> <h4>getRowHeight</h4> <pre>public int getRowHeight()</pre>
<div class="block">
<span>返回每行的高度。</span>
<span>如果返回的值小于或等于0，则每行的高度由渲染器确定。</span>
</div> </li>
</ul> <a name="setSelectionModel-javax.swing.tree.TreeSelectionModel-">
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<li class="blockList"> <h4>setSelectionModel</h4> <pre>public void setSelectionModel(<a href="../../../javax/swing/tree/TreeSelectionModel.html" title="interface in javax.swing.tree">TreeSelectionModel</a> newLSM)</pre>
<div class="block">
            设置 
           <code>TreeSelectionModel</code>用于管理选择新的LSM。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>newLSM</code> - 全新 
            <code>TreeSelectionModel</code>
</dd>
</dl> </li>
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<li class="blockList"> <h4>getSelectionModel</h4> <pre>public <a href="../../../javax/swing/tree/TreeSelectionModel.html" title="interface in javax.swing.tree">TreeSelectionModel</a> getSelectionModel()</pre>
<div class="block">
            返回用于维护选择的模型。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>treeSelectionModel</code>
</dd>
</dl> </li>
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<li class="blockList"> <h4>getPreferredHeight</h4> <pre>public int getPreferredHeight()</pre>
<div class="block">
            返回首选高度。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             首选高度 
           </dd>
</dl> </li>
</ul> <a name="getPreferredWidth-java.awt.Rectangle-">
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<li class="blockList"> <h4>getPreferredWidth</h4> <pre>public int getPreferredWidth(<a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> bounds)</pre>
<div class="block">
<span>返回传入区域的首选宽度。</span>
<span>该区域由最接近的路径定义为<code>(bounds.x, bounds.y)</code>和结束于<code>bounds.height + bounds.y</code> 。</span>
<span>如果<code>bounds</code>为<code>null</code> ，则所有节点的首选宽度将被返回（这可能是非常昂贵的计算）。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>bounds</code> - 被查询的地区 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             传入区域的首选宽度 
           </dd>
</dl> </li>
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<div class="block">
            如果当前标识的值目前已被扩展，则返回true。 
          </div> </li>
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                                    <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> placeIn)</pre>
<div class="block">
            返回一个给出绘制路径所需边界的矩形。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 一个 
            <code>TreePath</code>节点的 
            <code>TreePath</code>
</dd>
<dd>
<code>placeIn</code> - 提供可用空间的 
            <code>Rectangle</code>对象 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             一个 
            <code>Rectangle</code>要使用的空间的 
            <code>Rectangle</code>对象 
           </dd>
</dl> </li>
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<div class="block">
<span>返回在行中传递的路径。</span>
<span>如果行不可见<code>null</code>返回。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>row</code> - 正在查询的行 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             给定行的 
            <code>TreePath</code>
</dd>
</dl> </li>
</ul> <a name="getRowForPath-javax.swing.tree.TreePath-">
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<div class="block">
<span>返回在路径中识别的最后一个项目可见的行。</span>
<span>如果路径中的任何元素当前不可见，则返回-1。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 被查询的 
            <code>TreePath</code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             路径中最后一个项目可见的行或-1当路径中的任何元素当前不可见时 
           </dd>
</dl> </li>
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                                          int y)</pre>
<div class="block">
<span>返回最接近x，y的节点的路径。</span>
<span>如果目前没有任何可见的信息，那么这将返回<code>null</code> ，否则它将始终返回一个有效的路径。</span>
<span>如果您需要测试返回的对象是否完全在x处，那么您应该获得返回路径的边界，并对其进行测试x，y。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>x</code> - 所需位置的水平分量 
           </dd>
<dd>
<code>y</code> - 所需位置的垂直分量 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             该 
            <code>TreePath</code>最接近指定点 
           </dd>
</dl> </li>
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<div class="block">
<span>返回一个<code>Enumerator</code> ，从传入的位置开始可见的路径递增。</span>
<span>枚举的顺序是基于路径的显示方式。</span>
<span>返回的枚举的第一个元素将是路径，除非它不可见，在这种情况下将返回<code>null</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 
            <code>path</code>的起始位置 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>Enumerator</code>从所需位置开始 
           </dd>
</dl> </li>
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<div class="block">
            返回行的可见子项数。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 被查询的路径 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             指定路径的可见子项数 
           </dd>
</dl> </li>
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                                      boolean isExpanded)</pre>
<div class="block">
            标记路径 
           <code>path</code>扩展状态为 
           <code>isExpanded</code> 。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 正在扩展或折叠的路径 
           </dd>
<dd>
<code>isExpanded</code> - 如果路径应该展开，则为true，否则为false 
           </dd>
</dl> </li>
</ul> <a name="getExpandedState-javax.swing.tree.TreePath-">
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<li class="blockList"> <h4>getExpandedState</h4> <pre>public abstract boolean getExpandedState(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</pre>
<div class="block">
            如果路径被展开且可见，则返回true。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 被查询的路径 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             如果路径被扩展和可见，则为true，否则为false 
           </dd>
</dl> </li>
</ul> <a name="getRowCount--">
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<div class="block">
            显示的行数 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             正在显示的行数 
           </dd>
</dl> </li>
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<li class="blockList"> <h4>invalidateSizes</h4> <pre>public abstract void invalidateSizes()</pre>
<div class="block">
            通知 
           <code>TreeState</code>它需要重新计算它所引用的所有大小。 
          </div> </li>
</ul> <a name="invalidatePathBounds-javax.swing.tree.TreePath-">
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<li class="blockList"> <h4>invalidatePathBounds</h4> <pre>public abstract void invalidatePathBounds(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a> path)</pre>
<div class="block">
            指示 
           <code>LayoutCache</code> ，对于边界 
           <code>path</code>是无效的，并需要进行更新。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>path</code> - 正在更新的路径 
           </dd>
</dl> </li>
</ul> <a name="treeNodesChanged-javax.swing.event.TreeModelEvent-">
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<li class="blockList"> <h4>treeNodesChanged</h4> <pre>public abstract void treeNodesChanged(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</pre>
<div class="block">
<p> <span>节点（或一组兄弟节点）以某种方式更改后调用。</span> <span>节点没有更改树中的位置或更改其子数组，但其他属性已更改，并可能影响演示。</span> <span>示例：文件的名称已更改，但它位于文件系统中的相同位置。</span> </p>
<p> <span>e.path（）返回已更改节点的父节点的路径。</span> </p>
<p> <span>e.childIndices（）返回已更改节点的索引（es）。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>e</code> - 
            <code>TreeModelEvent</code>
</dd>
</dl> </li>
</ul> <a name="treeNodesInserted-javax.swing.event.TreeModelEvent-">
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<li class="blockList"> <h4>treeNodesInserted</h4> <pre>public abstract void treeNodesInserted(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</pre>
<div class="block">
<p> <span>在节点插入到树中之后调用。</span> </p>
<p> <span>e.path（）返回新节点的父节点</span> </p>
<p> <span>e.childIndices（）按升序返回新节点的索引。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>e</code> - 
            <code>TreeModelEvent</code>
</dd>
</dl> </li>
</ul> <a name="treeNodesRemoved-javax.swing.event.TreeModelEvent-">
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<li class="blockList"> <h4>treeNodesRemoved</h4> <pre>public abstract void treeNodesRemoved(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</pre>
<div class="block">
<p> <span>从树中删除节点后调用。</span> <span>请注意，如果从树中删除子树，则此方法只能针对已删除的子树的根调用一次，而对于删除的每个单独的一组兄弟，则不能一次。</span> </p>
<p> <span>e.path（）返回已删除节点的前一个父节点。</span> </p>
<p> <span>e.childIndices（）返回节点在按升序删除之前的索引。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>e</code> - 
            <code>TreeModelEvent</code>
</dd>
</dl> </li>
</ul> <a name="treeStructureChanged-javax.swing.event.TreeModelEvent-">
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<li class="blockList"> <h4>treeStructureChanged</h4> <pre>public abstract void treeStructureChanged(<a href="../../../javax/swing/event/TreeModelEvent.html" title="class in javax.swing.event">TreeModelEvent</a> e)</pre>
<div class="block">
<p> <span>在树已经从给定节点大幅度改变结构之后调用。</span> <span>如果由<code>e.getPath()</code>返回的路径长度为1，第一个元素不标识当前根节点，则第一个元素应该成为树的新根。</span> </p>
<p> <span>e.path（）保存节点的路径。</span> </p>
<p> <span>e.childIndices（）返回null。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>e</code> - 
            <code>TreeModelEvent</code>
</dd>
</dl> </li>
</ul> <a name="getRowsForPaths-javax.swing.tree.TreePath:A-">
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<li class="blockList"> <h4>getRowsForPaths</h4> <pre>public int[] getRowsForPaths(<a href="../../../javax/swing/tree/TreePath.html" title="class in javax.swing.tree">TreePath</a>[] paths)</pre>
<div class="block">
<span>返回该行<code>TreePath</code>的情况下<code>path</code>正在以显示。</span>
<span>该方法应该返回与传入的数据相同长度的数组，如果<code>TreePaths</code>中的一个<code>path</code>不正确，则其数组中的条目应设置为-1。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../javax/swing/tree/RowMapper.html#getRowsForPaths-javax.swing.tree.TreePath:A-">getRowsForPaths</a></code>在界面 
            <code><a href="../../../javax/swing/tree/RowMapper.html" title="interface in javax.swing.tree">RowMapper</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>paths</code> - 正在查询的 
            <code>TreePath</code>的数组 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<span>传入相同长度的数组，其中包含显示每个TreePath每个<code>TreePath</code>的行;</span>
<span>如果<code>paths</code>是<code>null</code> ，则返回<code>null</code></span>
</dd>
</dl> </li>
</ul> <a name="getNodeDimensions-java.lang.Object-int-int-boolean-java.awt.Rectangle-">
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<ul class="blockList">
<li class="blockList"> <h4>getNodeDimensions</h4> <pre>protected <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> getNodeDimensions(<a href="../../../java/lang/Object.html" title="class in java.lang">Object</a> value,
                                      int row,
                                      int depth,
                                      boolean expanded,
                                      <a href="../../../java/awt/Rectangle.html" title="class in java.awt">Rectangle</a> placeIn)</pre>
<div class="block">
<span>返回时，通过在参考<code>placeIn</code> ，所需要的尺寸来表示<code>value</code> 。</span>
<span>如果<code>inPlace</code>为<code>null</code> ，则应重新创建<code>Rectangle</code> ，否则返回值为<code>inPlace</code> 。</span>
<span>如果没有渲染器，这将返回<code>null</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>value</code> -的 
            <code>value</code>被表示 
           </dd>
<dd>
<code>row</code> - 正在查询的行 
           </dd>
<dd>
<code>depth</code> - 行的深度 
           </dd>
<dd>
<code>expanded</code> - 如果行被展开，则为true，否则为false 
           </dd>
<dd>
<code>placeIn</code> -一个 
            <code>Rectangle</code>含有表示所需的大小 
            <code>value</code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             一个 
            <code>Rectangle</code>包含节点的尺寸，或 
            <code>null</code>如果节点没有尺寸 
           </dd>
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<li class="blockList"> <h4>isFixedRowHeight</h4> <pre>protected boolean isFixedRowHeight()</pre>
<div class="block">
            如果每行的高度是固定大小，则返回true。 
          </div> </li>
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