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2004-08-05 16:22:19 -05:00

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<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span
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<div class="qindex"><a class="qindex" href="index.html">Main&nbsp;Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class&nbsp;Hierarchy</a> | <a class="qindex" href="annotated.html">Class&nbsp;List</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="functions.html">Class&nbsp;Members</a> | <a class="qindex" href="examples.html">Examples</a></div>
<h1>H5Attribute.h</h1><a href="H5Attribute_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="comment">// C++ informative line for the emacs editor: -*- C++ -*-</span>
00002 <span class="comment">/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *</span>
00003 <span class="comment"> * Copyright by the Board of Trustees of the University of Illinois. *</span>
00004 <span class="comment"> * All rights reserved. *</span>
00005 <span class="comment"> * *</span>
00006 <span class="comment"> * This file is part of HDF5. The full HDF5 copyright notice, including *</span>
00007 <span class="comment"> * terms governing use, modification, and redistribution, is contained in *</span>
00008 <span class="comment"> * the files COPYING and Copyright.html. COPYING can be found at the root *</span>
00009 <span class="comment"> * of the source code distribution tree; Copyright.html can be found at the *</span>
00010 <span class="comment"> * root level of an installed copy of the electronic HDF5 document set and *</span>
00011 <span class="comment"> * is linked from the top-level documents page. It can also be found at *</span>
00012 <span class="comment"> * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *</span>
00013 <span class="comment"> * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *</span>
00014 <span class="comment"> * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */</span>
00015
00016 <span class="preprocessor">#ifndef _H5Attribute_H</span>
00017 <span class="preprocessor"></span><span class="preprocessor">#define _H5Attribute_H</span>
00018 <span class="preprocessor"></span>
00019 <span class="preprocessor">#ifndef H5_NO_NAMESPACE</span>
00020 <span class="preprocessor"></span><span class="keyword">namespace </span>H5 {
00021 <span class="preprocessor">#endif</span>
00022 <span class="preprocessor"></span>
<a name="l00023"></a><a class="code" href="classH5_1_1Attribute.html">00023</a> <span class="keyword">class </span>H5_DLLCPP Attribute : <span class="keyword">public</span> <a class="code" href="classH5_1_1AbstractDs.html">AbstractDs</a> {
00024 <span class="keyword">public</span>:
00025 <span class="comment">// Gets the name of this attribute.</span>
00026 ssize_t getName( size_t buf_size, string&amp; attr_name ) <span class="keyword">const</span>;
00027 string getName( size_t buf_size ) <span class="keyword">const</span>; <span class="comment">// returns name, not its length</span>
00028 string getName() <span class="keyword">const</span>; <span class="comment">// returns name, no argument</span>
00029
00030 <span class="comment">// Gets a copy of the dataspace for this attribute.</span>
00031 <span class="keyword">virtual</span> <a class="code" href="classH5_1_1DataSpace.html">DataSpace</a> getSpace() <span class="keyword">const</span>;
00032
00033 <span class="comment">// Reads data from this attribute.</span>
00034 <span class="keywordtype">void</span> read( <span class="keyword">const</span> <a class="code" href="classH5_1_1DataType.html">DataType</a>&amp; mem_type, <span class="keywordtype">void</span> *buf ) <span class="keyword">const</span>;
00035 <span class="keywordtype">void</span> read( <span class="keyword">const</span> <a class="code" href="classH5_1_1DataType.html">DataType</a>&amp; mem_type, string&amp; strg ) <span class="keyword">const</span>;
00036
00037 <span class="comment">// Writes data to this attribute.</span>
00038 <span class="keywordtype">void</span> write(<span class="keyword">const</span> <a class="code" href="classH5_1_1DataType.html">DataType</a>&amp; mem_type, <span class="keyword">const</span> <span class="keywordtype">void</span> *buf ) <span class="keyword">const</span>;
00039 <span class="keywordtype">void</span> write(<span class="keyword">const</span> <a class="code" href="classH5_1_1DataType.html">DataType</a>&amp; mem_type, <span class="keyword">const</span> string&amp; strg ) <span class="keyword">const</span>;
00040
00041 <span class="comment">// Creates a copy of an existing attribute using the attribute id</span>
00042 Attribute( <span class="keyword">const</span> hid_t attr_id );
00043
00044 <span class="comment">// Copy constructor: makes a copy of an existing Attribute object.</span>
00045 Attribute( <span class="keyword">const</span> Attribute&amp; original );
00046
00047 <span class="preprocessor">#ifndef DOXYGEN_SHOULD_SKIP_THIS</span>
00048 <span class="preprocessor"></span> <span class="comment">// Used by the API to appropriately close an attribute</span>
00049 <span class="keyword">virtual</span> <span class="keywordtype">void</span> p_close() <span class="keyword">const</span>;
00050 <span class="preprocessor">#endif // DOXYGEN_SHOULD_SKIP_THIS</span>
00051 <span class="preprocessor"></span>
00052 <span class="comment">// Destructor: properly terminates access to this attribute.</span>
00053 <span class="keyword">virtual</span> ~Attribute();
00054
00055 <span class="keyword">private</span>:
00056 <span class="comment">// This function contains the common code that is used by </span>
00057 <span class="comment">// getTypeClass and various API functions getXxxType </span>
00058 <span class="comment">// defined in AbstractDs for generic datatype and specific </span>
00059 <span class="comment">// sub-types</span>
00060 <span class="keyword">virtual</span> hid_t p_get_type() <span class="keyword">const</span>;
00061
00062 <span class="comment">// do not inherit iterateAttrs from H5Object</span>
00063 <span class="keywordtype">int</span> iterateAttrs() { <span class="keywordflow">return</span> 0; }
00064
00065 <span class="comment">// Default constructor</span>
00066 Attribute();
00067 };
00068 <span class="preprocessor">#ifndef H5_NO_NAMESPACE</span>
00069 <span class="preprocessor"></span>}
00070 <span class="preprocessor">#endif</span>
00071 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
</div></pre><hr size="1"><address style="align: right;"><small>Generated on Thu Aug 5 00:22:37 2004 by
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