uTools-Manuals/docs/java/javax/swing/text/PasswordView.html

<div class="header">
<div class="subTitle">
     javax.swing.text 
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<h2 class="title" title="Class PasswordView">Class PasswordView</h2>
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<li><a href="../../../javax/swing/text/FieldView.html" title="class in javax.swing.text">javax.swing.text.FieldView</a></li>
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<li>javax.swing.text.PasswordView</li>
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<dt>
         All Implemented Interfaces: 
       </dt>
<dd>
<span><a href="../../../javax/swing/SwingConstants.html" title="javax.swing中的接口">SwingConstants</a> ， <a href="../../../javax/swing/text/TabExpander.html" title="javax.swing.text中的接口">TabExpander</a></span>
</dd>
</dl>
<hr/> <br/> <pre>public class <span class="typeNameLabel">PasswordView</span>
extends <a href="../../../javax/swing/text/FieldView.html" title="class in javax.swing.text">FieldView</a></pre>
<div class="block">
<span>实现适合在JPasswordField UI实现中使用的视图。</span>
<span>这基本上是一个字段，它将其内容呈现为相关组件中指定的回显字符（如果可以将组件缩小到JPasswordField）。</span>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../../javax/swing/text/View.html" title="javax.swing.text中的类"><code>View</code></a></span>
</dd>
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<!-- --> </a> <h3>Fields inherited from interface javax.swing.<a href="../../../javax/swing/SwingConstants.html" title="interface in javax.swing">SwingConstants</a></h3> <code><a href="../../../javax/swing/SwingConstants.html#BOTTOM">BOTTOM</a>, <a href="../../../javax/swing/SwingConstants.html#CENTER">CENTER</a>, <a href="../../../javax/swing/SwingConstants.html#EAST">EAST</a>, <a href="../../../javax/swing/SwingConstants.html#HORIZONTAL">HORIZONTAL</a>, <a href="../../../javax/swing/SwingConstants.html#LEADING">LEADING</a>, <a href="../../../javax/swing/SwingConstants.html#LEFT">LEFT</a>, <a href="../../../javax/swing/SwingConstants.html#NEXT">NEXT</a>, <a href="../../../javax/swing/SwingConstants.html#NORTH">NORTH</a>, <a href="../../../javax/swing/SwingConstants.html#NORTH_EAST">NORTH_EAST</a>, <a href="../../../javax/swing/SwingConstants.html#NORTH_WEST">NORTH_WEST</a>, <a href="../../../javax/swing/SwingConstants.html#PREVIOUS">PREVIOUS</a>, <a href="../../../javax/swing/SwingConstants.html#RIGHT">RIGHT</a>, <a href="../../../javax/swing/SwingConstants.html#SOUTH">SOUTH</a>, <a href="../../../javax/swing/SwingConstants.html#SOUTH_EAST">SOUTH_EAST</a>, <a href="../../../javax/swing/SwingConstants.html#SOUTH_WEST">SOUTH_WEST</a>, <a href="../../../javax/swing/SwingConstants.html#TOP">TOP</a>, <a href="../../../javax/swing/SwingConstants.html#TRAILING">TRAILING</a>, <a href="../../../javax/swing/SwingConstants.html#VERTICAL">VERTICAL</a>, <a href="../../../javax/swing/SwingConstants.html#WEST">WEST</a></code></li>
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<span>构造方法</span>
<span class="tabEnd"> </span>
</caption>
<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/text/PasswordView.html#PasswordView-javax.swing.text.Element-">PasswordView</a></span>(<a href="../../../javax/swing/text/Element.html" title="interface in javax.swing.text">Element</a> elem)</code>
<div class="block">
              构造一个包含在元素上的新视图。 
            </div> </td>
</tr>
</tbody>
</table> </li>
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<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>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/PasswordView.html#drawEchoCharacter-java.awt.Graphics-int-int-char-">drawEchoCharacter</a></span>(<a href="../../../java/awt/Graphics.html" title="class in java.awt">Graphics</a> g, int x, int y, char c)</code>
<div class="block">
              呈现回音字符，或者用于显示密码字符的任何图形。 
            </div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/PasswordView.html#drawSelectedText-java.awt.Graphics-int-int-int-int-">drawSelectedText</a></span>(<a href="../../../java/awt/Graphics.html" title="class in java.awt">Graphics</a> g, int x, int y, int p0, int p1)</code>
<div class="block">
              将模型中的给定范围渲染为所选文本。 
            </div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/PasswordView.html#drawUnselectedText-java.awt.Graphics-int-int-int-int-">drawUnselectedText</a></span>(<a href="../../../java/awt/Graphics.html" title="class in java.awt">Graphics</a> g, int x, int y, int p0, int p1)</code>
<div class="block">
              将模型中的给定范围呈现为正常未选择的文本。 
            </div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code>float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/PasswordView.html#getPreferredSpan-int-">getPreferredSpan</a></span>(int axis)</code>
<div class="block">
              确定沿着轴的此视图的首选跨度。 
            </div> </td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code><a href="../../../java/awt/Shape.html" title="interface in java.awt">Shape</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/PasswordView.html#modelToView-int-java.awt.Shape-javax.swing.text.Position.Bias-">modelToView</a></span>(int pos, <a href="../../../java/awt/Shape.html" title="interface in java.awt">Shape</a> a, <a href="../../../javax/swing/text/Position.Bias.html" title="class in javax.swing.text">Position.Bias</a> b)</code>
<div class="block">
              提供从文档模型坐标空间映射到映射到它的视图的坐标空间的映射。 
            </div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/swing/text/PasswordView.html#viewToModel-float-float-java.awt.Shape-javax.swing.text.Position.Bias:A-">viewToModel</a></span>(float fx, float fy, <a href="../../../java/awt/Shape.html" title="interface in java.awt">Shape</a> a, <a href="../../../javax/swing/text/Position.Bias.html" title="class in javax.swing.text">Position.Bias</a>[] bias)</code>
<div class="block">
              提供从视图坐标空间到模型的逻辑坐标空间的映射。 
            </div> </td>
</tr>
</tbody>
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<ul class="blockListLast">
<li class="blockList"> <h4>PasswordView</h4> <pre>public PasswordView(<a href="../../../javax/swing/text/Element.html" title="interface in javax.swing.text">Element</a> elem)</pre>
<div class="block">
            构造一个包含在元素上的新视图。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>elem</code> - 元素 
           </dd>
</dl> </li>
</ul> </li>
</ul>
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<li class="blockList"> <h4>drawUnselectedText</h4> <pre>protected int drawUnselectedText(<a href="../../../java/awt/Graphics.html" title="class in java.awt">Graphics</a> g,
                                 int x,
                                 int y,
                                 int p0,
                                 int p1)
                          throws <a href="../../../javax/swing/text/BadLocationException.html" title="class in javax.swing.text">BadLocationException</a></pre>
<div class="block">
<span>将模型中的给定范围呈现为正常未选择的文本。</span>
<span>这将设置前景色，并使用getEchoChar（）返回的值来回放字符。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/PlainView.html#drawUnselectedText-java.awt.Graphics-int-int-int-int-">drawUnselectedText</a></code>在 
            <code><a href="../../../javax/swing/text/PlainView.html" title="class in javax.swing.text">PlainView</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>g</code> - 图形上下文 
           </dd>
<dd>
<code>x</code> - 起始X坐标&gt; = 0 
           </dd>
<dd>
<code>y</code> - 起始Y坐标&gt; = 0 
           </dd>
<dd>
<code>p0</code> - 模型中的起始偏移量&gt; = 0 
           </dd>
<dd>
<code>p1</code> - 模型中的结束偏移量&gt; = p0 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             X位置的范围&gt; = 0 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/BadLocationException.html" title="class in javax.swing.text">BadLocationException</a></code> - 如果p0或p1超出范围 
           </dd>
</dl> </li>
</ul> <a name="drawSelectedText-java.awt.Graphics-int-int-int-int-">
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<li class="blockList"> <h4>drawSelectedText</h4> <pre>protected int drawSelectedText(<a href="../../../java/awt/Graphics.html" title="class in java.awt">Graphics</a> g,
                               int x,
                               int y,
                               int p0,
                               int p1)
                        throws <a href="../../../javax/swing/text/BadLocationException.html" title="class in javax.swing.text">BadLocationException</a></pre>
<div class="block">
<span>将模型中的给定范围渲染为所选文本。</span>
<span>这被实现为以主机组件中指定的颜色呈现文本。</span>
<span>它假设荧光笔将渲染所选的背景。</span>
<span>使用getEchoChar（）的结果来显示字符。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/PlainView.html#drawSelectedText-java.awt.Graphics-int-int-int-int-">drawSelectedText</a></code>在 
            <code><a href="../../../javax/swing/text/PlainView.html" title="class in javax.swing.text">PlainView</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>g</code> - 图形上下文 
           </dd>
<dd>
<code>x</code> - 起始X坐标&gt; = 0 
           </dd>
<dd>
<code>y</code> - 起始Y坐标&gt; = 0 
           </dd>
<dd>
<code>p0</code> - 模型中的起始偏移量&gt; = 0 
           </dd>
<dd>
<code>p1</code> - 模型中的结束偏移量&gt; = p0 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             X位置的范围&gt; = 0 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/BadLocationException.html" title="class in javax.swing.text">BadLocationException</a></code> - 如果p0或p1超出范围 
           </dd>
</dl> </li>
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<li class="blockList"> <h4>drawEchoCharacter</h4> <pre>protected int drawEchoCharacter(<a href="../../../java/awt/Graphics.html" title="class in java.awt">Graphics</a> g,
                                int x,
                                int y,
                                char c)</pre>
<div class="block">
<span>呈现回音字符，或者用于显示密码字符的任何图形。</span>
<span>Graphics对象中的颜色设置为所选或未选择的文本的适当的前景色。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>g</code> - 图形上下文 
           </dd>
<dd>
<code>x</code> - 起始X坐标&gt; = 0 
           </dd>
<dd>
<code>y</code> - 起始Y坐标&gt; = 0 
           </dd>
<dd>
<code>c</code> - 回音字符 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             更新的X位置&gt; = 0 
           </dd>
</dl> </li>
</ul> <a name="modelToView-int-java.awt.Shape-javax.swing.text.Position.Bias-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>modelToView</h4> <pre>public <a href="../../../java/awt/Shape.html" title="interface in java.awt">Shape</a> modelToView(int pos,
                         <a href="../../../java/awt/Shape.html" title="interface in java.awt">Shape</a> a,
                         <a href="../../../javax/swing/text/Position.Bias.html" title="class in javax.swing.text">Position.Bias</a> b)
                  throws <a href="../../../javax/swing/text/BadLocationException.html" title="class in javax.swing.text">BadLocationException</a></pre>
<div class="block">
            提供从文档模型坐标空间映射到映射到它的视图的坐标空间的映射。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/FieldView.html#modelToView-int-java.awt.Shape-javax.swing.text.Position.Bias-">modelToView</a></code>在 
            <code><a href="../../../javax/swing/text/FieldView.html" title="class in javax.swing.text">FieldView</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>pos</code> - 转换&gt; = 0的位置 
           </dd>
<dd>
<code>a</code> - 要分配的区域 
           </dd>
<dd>
<span><code>b</code> - 在位置是两个视图的边界的情况下，偏移朝向前一个字符或由偏移表示的下一个字符;</span>
<span><code>b</code>将具有以下值之一：</span>
<ul>
<li> <code>Position.Bias.Forward</code> </li>
<li> <code>Position.Bias.Backward</code> </li>
</ul>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             给定位置的边界框 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/BadLocationException.html" title="class in javax.swing.text">BadLocationException</a></code> - 如果给定的位置不表示相关文档中的有效位置 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/text/View.html#modelToView-int-java.awt.Shape-javax.swing.text.Position.Bias-"><code>View.modelToView(int, java.awt.Shape, javax.swing.text.Position.Bias)</code></a>
</dd>
</dl> </li>
</ul> <a name="viewToModel-float-float-java.awt.Shape-javax.swing.text.Position.Bias:A-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>viewToModel</h4> <pre>public int viewToModel(float fx,
                       float fy,
                       <a href="../../../java/awt/Shape.html" title="interface in java.awt">Shape</a> a,
                       <a href="../../../javax/swing/text/Position.Bias.html" title="class in javax.swing.text">Position.Bias</a>[] bias)</pre>
<div class="block">
            提供从视图坐标空间到模型的逻辑坐标空间的映射。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/FieldView.html#viewToModel-float-float-java.awt.Shape-javax.swing.text.Position.Bias:A-">viewToModel</a></code>在 
            <code><a href="../../../javax/swing/text/FieldView.html" title="class in javax.swing.text">FieldView</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>fx</code> - X坐标&gt; = 0.0f 
           </dd>
<dd>
<code>fy</code> - Y坐标&gt; = 0.0f 
           </dd>
<dd>
<code>a</code> - 要分配的区域 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             模型中最能代表视图中给定点的位置 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/text/View.html#viewToModel-float-float-java.awt.Shape-javax.swing.text.Position.Bias:A-"><code>View.viewToModel(float, float, java.awt.Shape, javax.swing.text.Position.Bias[])</code></a>
</dd>
</dl> </li>
</ul> <a name="getPreferredSpan-int-">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>getPreferredSpan</h4> <pre>public float getPreferredSpan(int axis)</pre>
<div class="block">
            确定沿着轴的此视图的首选跨度。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../javax/swing/text/FieldView.html#getPreferredSpan-int-">getPreferredSpan</a></code>在 
            <code><a href="../../../javax/swing/text/FieldView.html" title="class in javax.swing.text">FieldView</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>axis</code> - 可以是View.X_AXIS或View.Y_AXIS 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<span>视图想要呈现为&gt; = 0的跨度。通常，视图被呈现到返回的跨度，尽管不能保证。</span>
<span>父母可以选择调整大小或打破视图。</span>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/swing/text/View.html#getPreferredSpan-int-"><code>View.getPreferredSpan(int)</code></a>
</dd>
</dl> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>