📄 element.html
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摘要： 嵌套 | 字段 | <A HREF="#constructor_summary">构造函数</A> | <A HREF="#method_summary">方法</A></FONT></TD>
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net.conic.prototype.dom</FONT>
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类 Element</H2>
<PRE>
java.lang.Object
<IMG SRC="../../../../resources/inherit.gif" ALT="继承者 "><B>net.conic.prototype.dom.Element</B>
</PRE>
<HR>
<DL>
<DT><PRE>public class <B>Element</B><DT>extends java.lang.Object</DL>
</PRE>
<P>
对DOM对象的操作的Helper类
<P>
<P>
<DL>
<DT><B>版本：</B></DT>
<DD>Prototype Document Version 0.1</DD>
<DT><B>作者：</B></DT>
<DD>Frank.Chen (Email:jtjdskq@126.com) <br>http://blog.csdn.net/jkjdskq</DD>
</DL>
<HR>
<P>
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<B>构造函数摘要</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#Element()">Element</A></B>()</CODE>
<BR>
</TD>
</TR>
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<B>方法摘要</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#addClassName(java.lang.Object, java.lang.String)">addClassName</A></B>(java.lang.Object element,
java.lang.String className)</CODE>
<BR>
追加指定的样式给元素.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static <A HREF="../../../../net/conic/prototype/form/ElementClassNames.html" title="net.conic.prototype.form 中的类">ElementClassNames</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#classNames(java.lang.Object)">classNames</A></B>(java.lang.Object element)</CODE>
<BR>
取得指定DOM对象的ElementClassNames</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#cleanWhitespace(java.lang.Object)">cleanWhitespace</A></B>(java.lang.Object element)</CODE>
<BR>
清除指定DOM元素中的空的TextNode的内容,比如换行,空格等等</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static java.lang.Object[]</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#empty(java.lang.Object)">empty</A></B>(java.lang.Object element)</CODE>
<BR>
判断指定元素是否为空元素; <br> return $(element).innerHTML.match(/^\s*$/);</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static java.lang.Object</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#getDimensions(java.lang.Object)">getDimensions</A></B>(java.lang.Object element)</CODE>
<BR>
取得元素的维度(宽度和高度),不管这个元素是否可见都可取得!</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#getHeight(java.lang.Object)">getHeight</A></B>(java.lang.Object element)</CODE>
<BR>
取得指定DOM对象的高度.不明白它为什么不一起提供一个getWidth方法</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#getString(java.lang.Object, java.lang.String)">getString</A></B>(java.lang.Object element,
java.lang.String styleName)</CODE>
<BR>
返回元素上的指定样式的值</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#hasClassName(java.lang.Object, java.lang.String)">hasClassName</A></B>(java.lang.Object element,
java.lang.String className)</CODE>
<BR>
判断指定的DOM对象是否包含有给定的className</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#hide(java.lang.Object)">hide</A></B>(java.lang.Object element)</CODE>
<BR>
隐含一个DOM对象,display等于none</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#makeClipping(java.lang.Object)">makeClipping</A></B>(java.lang.Object element)</CODE>
<BR>
将DOM元素中溢出的内容自动切除掉.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#makePositioned(java.lang.Object)">makePositioned</A></B>(java.lang.Object element)</CODE>
<BR>
使得指定的不可定位的元素可以被定位,并且定位方式是相对的(relative);</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#remove(java.lang.Object)">remove</A></B>(java.lang.Object element)</CODE>
<BR>
移除指定的DOM对象</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#removeClassName(java.lang.Object, java.lang.String)">removeClassName</A></B>(java.lang.Object element,
java.lang.String className)</CODE>
<BR>
将元素上的某个样式删除 <br><b>说明:</b>在prototype源码中表示此方法有返回值，但其实在ElementClassNames的实现中并无返回值 ，所以在这里返回值都是无效的，此文档就其示为void。</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#scrollTo(java.lang.Object)">scrollTo</A></B>(java.lang.Object element)</CODE>
<BR>
将window的滚动条拖拽到指定元素所在的位置</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>static void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../net/conic/prototype/dom/Element.html#setStyle(java.lang.Object, net.conic.prototype.Hash)">setStyle</A></B>(java.lang.Object element,
<A HREF="../../../../net/conic/prototype/Hash.html" title="net.conic.prototype 中的类">Hash</A> cssPropertyHash)</CODE>
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