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<title>Class Poco::CountingStreamBuf</title>
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<h1 class="namespace"><a href="Poco.html" class="namespace">Poco</a></h1>
<h1 class="symbol">class CountingStreamBuf</h1>
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<p>
<b>Library:</b> Foundation<br />
<b>Package:</b> Streams<br />
<b>Header:</b> Poco/CountingStream.h</p>
<h2>Description</h2>
<div class="description">
<p>This stream buffer counts all characters and lines going through it. </p>
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<h2>Inheritance</h2>
<p><b>Direct Base Classes: </b>UnbufferedStreamBuf</p>
<p><b>All Base Classes: </b><a href="Poco.html#11805" title="Poco::UnbufferedStreamBuf">UnbufferedStreamBuf</a></p>
<h2>Member Summary</h2>
<p><b>Member Functions: </b><a href="Poco.CountingStreamBuf.html#4296" title="Poco::CountingStreamBuf::chars()">chars</a>, <a href="Poco.CountingStreamBuf.html#4302" title="Poco::CountingStreamBuf::getCurrentLineNumber()">getCurrentLineNumber</a>, <a href="Poco.CountingStreamBuf.html#4297" title="Poco::CountingStreamBuf::lines()">lines</a>, <a href="Poco.CountingStreamBuf.html#4298" title="Poco::CountingStreamBuf::pos()">pos</a>, <a href="Poco.CountingStreamBuf.html#4303" title="Poco::CountingStreamBuf::readFromDevice()">readFromDevice</a>, <a href="Poco.CountingStreamBuf.html#4299" title="Poco::CountingStreamBuf::reset()">reset</a>, <a href="Poco.CountingStreamBuf.html#4300" title="Poco::CountingStreamBuf::setCurrentLineNumber()">setCurrentLineNumber</a>, <a href="Poco.CountingStreamBuf.html#4304" title="Poco::CountingStreamBuf::writeToDevice()">writeToDevice</a></p>
<h2>Constructors</h2>
<h3><a name="4290">CountingStreamBuf</a></h3>
<p class="decl"><a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a>();</p>
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<p>Creates an unconnected <a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a>. </p>
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<h3><a name="4291">CountingStreamBuf</a></h3>
<p class="decl"><a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a>(<br /> std::istream & istr<br />);</p>
<div class="description">
<p>Creates the <a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a> and connects it to the given input stream. </p>
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<h3><a name="4293">CountingStreamBuf</a></h3>
<p class="decl"><a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a>(<br /> std::ostream & ostr<br />);</p>
<div class="description">
<p>Creates the <a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a> and connects it to the given output stream. </p>
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<h2>Destructor</h2>
<h3><a name="4295">~CountingStreamBuf</a></h3>
<p class="decl">~<a href="Poco.CountingStreamBuf.html" title="class Poco::CountingStreamBuf">CountingStreamBuf</a>();</p>
<div class="description">
<p>Destroys the CountingStream. </p>
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<h2>Member Functions</h2>
<h3><a name="4296">chars</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">int chars() const;</p>
<div class="description">
<p>Returns the total number of characters. </p>
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<h3><a name="4302">getCurrentLineNumber</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">int getCurrentLineNumber() const;</p>
<div class="description">
<p>Returns the current line number (same as <a href="Poco.CountingStreamBuf.html#4297" title="Poco::CountingStreamBuf::lines()">lines</a>()). </p>
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<h3><a name="4297">lines</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">int lines() const;</p>
<div class="description">
<p>Returns the total number of lines. </p>
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<h3><a name="4298">pos</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">int pos() const;</p>
<div class="description">
<p>Returns the number of characters on the current line. </p>
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<h3><a name="4299">reset</a></h3>
<p class="decl">void reset();</p>
<div class="description">
<p>Resets all counters. </p>
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<h3><a name="4300">setCurrentLineNumber</a></h3>
<p class="decl">void setCurrentLineNumber(<br /> int line<br />);</p>
<div class="description">
<p>Sets the current line number. </p>
<p>This is mainly useful when parsing C/C++ preprocessed source code containing #line directives. </p>
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<h3><a name="4303">readFromDevice</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">int readFromDevice();</p>
<div class="description">
<p></p>
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<h3><a name="4304">writeToDevice</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">int writeToDevice(<br /> char c<br />);</p>
<div class="description">
<p></p>
</div>
<p class="footer">POCO C++ Libraries 1.3.6-all<br />
Copyright © 2009, <a href="http://pocoproject.org/" target="_blank">Applied Informatics Software Engineering GmbH and Contributors</a></p>
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