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

<div class="header">
<div class="subTitle">
     javax.swing 
   </div>
<h2 class="title" title="Class Popup">Class Popup</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.Popup</li>
</ul> </li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<hr/> <br/> <pre>public class <span class="typeNameLabel">Popup</span>
extends <a href="../../java/lang/Object.html" title="class in java.lang">Object</a></pre>
<div class="block">
<span>弹出窗口用于显示一个<code>Component</code>给用户，通常在所有在另一个的顶部<code>Component</code>中特定包含层次结构秒。</span>
<span><code>Popup</code>的生命周期很小。</span>
<span>一旦你获得了一个<code>Popup</code> ，并隐藏（调用了<code>hide</code>方法），你就不再需要调用任何方法了。</span>
<span>这允许<code>PopupFactory</code>缓存<code>Popup</code>以供以后使用。</span>
<p> <span>一般的合同是，如果你需要改变的大小<code>Component</code>的，或者位置<code>Popup</code> ，您应该获得一个新<code>Popup</code> 。</span> </p>
<p> <span><code>Popup</code>不会下降<code>Component</code> ，而的实现<code>Popup</code>负责创建和维护自己<code>Component</code> s到渲染要求<code>Component</code>给用户。</span> </p>
<p> <span>你通常不会明确创建的实例<code>Popup</code> ，而不是获得一个从<code>PopupFactory</code> 。</span> </p>
</div>
<dl>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
         1.4 
       </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../javax/swing/PopupFactory.html" title="javax.swing中的类"><code>PopupFactory</code></a></span>
</dd>
</dl> </li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.summary">
<!-- --> </a> <h3>构造方法摘要</h3>
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
<caption>
<span>构造方法</span>
<span class="tabEnd"> </span>
</caption>
<tbody>
<tr>
<th class="colFirst" scope="col">Modifier</th>
<th class="colLast" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/Popup.html#Popup--">Popup</a></span>()</code>
<div class="block">
              创建一个 
             <code>Popup</code> 。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/Popup.html#Popup-java.awt.Component-java.awt.Component-int-int-">Popup</a></span>(<a href="../../java/awt/Component.html" title="class in java.awt">Component</a> owner, <a href="../../java/awt/Component.html" title="class in java.awt">Component</a> contents, int x, int y)</code>
<div class="block">
              创建 
             <code>Popup</code>为组件 
             <code>owner</code>包含Component 
             <code>contents</code> 。 
            </div> </td>
</tr>
</tbody>
</table> </li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method.summary">
<!-- --> </a> <h3>方法摘要</h3>
<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="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>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/Popup.html#hide--">hide</a></span>()</code>
<div class="block">
              隐藏和处置 
             <code>Popup</code> 。 
            </div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/swing/Popup.html#show--">show</a></span>()</code>
<div class="block">
              使 
             <code>Popup</code>可见。 
            </div> </td>
</tr>
</tbody>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
<!-- --> </a> <h3>Methods inherited from class java.lang.<a href="../../java/lang/Object.html" title="class in java.lang">Object</a></h3> <code><a href="../../java/lang/Object.html#clone--">clone</a>, <a href="../../java/lang/Object.html#equals-java.lang.Object-">equals</a>, <a href="../../java/lang/Object.html#finalize--">finalize</a>, <a href="../../java/lang/Object.html#getClass--">getClass</a>, <a href="../../java/lang/Object.html#hashCode--">hashCode</a>, <a href="../../java/lang/Object.html#notify--">notify</a>, <a href="../../java/lang/Object.html#notifyAll--">notifyAll</a>, <a href="../../java/lang/Object.html#toString--">toString</a>, <a href="../../java/lang/Object.html#wait--">wait</a>, <a href="../../java/lang/Object.html#wait-long-">wait</a>, <a href="../../java/lang/Object.html#wait-long-int-">wait</a></code></li>
</ul> </li>
</ul> </li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ========= 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="Popup-java.awt.Component-java.awt.Component-int-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>Popup</h4> <pre>protected Popup(<a href="../../java/awt/Component.html" title="class in java.awt">Component</a> owner,
                <a href="../../java/awt/Component.html" title="class in java.awt">Component</a> contents,
                int x,
                int y)</pre>
<div class="block">
<span>创建<code>Popup</code>为组件<code>owner</code>包含Component <code>contents</code> 。</span>
<span><code>owner</code>被用来确定哪个<code>Window</code>新<code>Popup</code>意愿父<code>Component</code>的<code>Popup</code>创建对。</span>
<span>null <code>owner</code>意味着没有有效的父。</span>
<span><code>x</code>和<code>y</code>指定放置<code>Popup</code>的首选初始位置。</span>
<span>根据屏幕尺寸或其他参数， <code>Popup</code>可能不会显示在<code>x</code>和<code>y</code> 。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>owner</code> - 组件鼠标坐标是相对的，可以是null 
           </dd>
<dd>
<code>contents</code> - 弹出窗口的内容 
           </dd>
<dd>
<code>x</code> - 初始x屏幕坐标 
           </dd>
<dd>
<code>y</code> - 初始y屏幕坐标 
           </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> - 如果内容为空 
           </dd>
</dl> </li>
</ul> <a name="Popup--">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>Popup</h4> <pre>protected Popup()</pre>
<div class="block">
<span>创建一个<code>Popup</code> 。</span>
<span>这是为子类提供的。</span>
</div> </li>
</ul> </li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
<!-- --> </a> <h3>方法详细信息</h3> <a name="show--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>show</h4> <pre>public void show()</pre>
<div class="block">
<span>使<code>Popup</code>可见。</span>
<span>如果<code>Popup</code>目前是可见的，这没有任何效果。</span>
</div> </li>
</ul> <a name="hide--">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>hide</h4> <pre>public void hide()</pre>
<div class="block">
<span>隐藏和处置<code>Popup</code> 。</span>
<span>一旦处理了一个<code>Popup</code> ，你就不应该再调用它了。</span>
<span>甲<code>dispose</code> ð <code>Popup</code>可以被回收和稍后用于基于所述<code>PopupFactory</code> 。</span>
<span>因此，如果您在<code>disposed</code> <code>Popup</code>上调用方法，将导致不确定的行为。</span>
</div> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>