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diff --git a/docs/html/class-giobufferedinputstream.html b/docs/html/class-giobufferedinputstream.html new file mode 100644 index 0000000..2f2f5d6 --- /dev/null +++ b/docs/html/class-giobufferedinputstream.html @@ -0,0 +1,133 @@ +<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>gio.BufferedInputStream</title><link rel="stylesheet" href="style.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="PyGObject Reference Manual"><link rel="up" href="gio-class-reference.html" title="PyGio Class Reference"><link rel="prev" href="class-gioasyncresult.html" title="gio.AsyncResult"><link rel="next" href="class-giobufferedoutputstream.html" title="gio.BufferedOutputStream"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">gio.BufferedInputStream</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="class-gioasyncresult.html">Prev</a> </td><th width="60%" align="center">PyGio Class Reference</th><td width="20%" align="right"> <a accesskey="n" href="class-giobufferedoutputstream.html">Next</a></td></tr></table><hr></div><div class="refentry" title="gio.BufferedInputStream"><a name="class-giobufferedinputstream"></a><div class="titlepage"></div><div class="refnamediv"><h2>gio.BufferedInputStream</h2><p>gio.BufferedInputStream — Buffered Input Stream</p></div><div class="refsect1" title="Synopsis"><a name="id2932400"></a><h2>Synopsis</h2><table bgcolor="#D0E0F0" width="100%"><tr><td><pre class="classsynopsis">class <span class="ooclass"><span class="classname">gio.BufferedInputStream</span></span>(<span class="ooclass"><span class="classname"><a class="link" href="class-giofilterinputstream.html" title="gio.FilterInputStream">gio.FilterInputStream</a></span></span>): +<code class="constructorsynopsis"> <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#constructor-giobufferedinputstream" title="Constructor">gio.BufferedInputStream</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>base_stream</code></strong></span></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--fill" title="gio.BufferedInputStream.fill">fill</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>count</code></strong></span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>cancellable</code></strong></span><span class="initializer">=None</span></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--fill-async" title="gio.BufferedInputStream.fill_async">fill_async</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>count</code></strong></span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>callback</code></strong></span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>io_priority</code></strong></span><span class="initializer">=glib.PRIORITY_DEFAULT</span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>cancellable</code></strong></span><span class="initializer">=None</span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>user_data</code></strong></span><span class="initializer">=None</span></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--fill-finish" title="gio.BufferedInputStream.fill_finish">fill_finish</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>result</code></strong></span></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--get-available" title="gio.BufferedInputStream.get_available">get_available</a></span>(<span class="methodparam"></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--get-buffer-size" title="gio.BufferedInputStream.get_buffer_size">get_buffer_size</a></span>(<span class="methodparam"></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--read-byte" title="gio.BufferedInputStream.read_byte">read_byte</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>cancellable</code></strong></span><span class="initializer">=None</span></span>)</code><br><code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--set-buffer-size" title="gio.BufferedInputStream.set_buffer_size">set_buffer_size</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>size</code></strong></span></span>)</code><br></pre></td></tr></table><pre class="programlisting"> +<span class="bold"><strong>Functions</strong></span> + +<code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-giobufferedinputstream.html#function-gio--buffered-input-stream-new-sized" title="gio.buffered_input_stream_new_sized">gio.buffered_input_stream_new_sized</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>size</code></strong></span></span>)</code></pre></div><div class="refsect1" title="Ancestry"><a name="id2982394"></a><h2>Ancestry</h2><pre class="synopsis">+-- <a class="link" href="class-gobject.html" title="gobject.GObject">gobject.GObject</a> + +-- <a class="link" href="class-gioinputstream.html" title="gio.InputStream">gio.InputStream</a> + +-- <a class="link" href="class-giofilterinputstream.html" title="gio.FilterInputStream">gio.FilterInputStream</a> + +-- <a class="link" href="class-giobufferedinputstream.html" title="gio.BufferedInputStream">gio.BufferedInputStream</a> +</pre></div><div class="refsect1" title="gio.BufferedInputStream Properties"><a name="properties-giobufferedinputstream"></a><h2>gio.BufferedInputStream Properties</h2><div class="blockquote"><table width="100%" border="0" bgcolor="#E0E0E0"><tr><td valign="top"><div class="informaltable"><table width="100%" border="0"><colgroup><col width="1in"><col width="1in"><col width="4in"></colgroup><tbody><tr valign="top"><td valign="top">"buffer-size"</td><td valign="top">Read - Write - Construct</td><td valign="top">The size of the backend buffer. Allowed values: >= 1. Default value: 4096.</td></tr></tbody></table></div></td></tr></table></div></div><div class="refsect1" title="Description"><a name="id2910952"></a><h2>Description</h2><p> + <a class="link" href="class-giobufferedinputstream.html" title="gio.BufferedInputStream"><code class="classname">gio.BufferedInputStream</code></a> + implements <a class="link" href="class-giofilterinputstream.html" title="gio.FilterInputStream"><code class="classname">gio.FilterInputStream</code></a> + and provides for buffered reads. + </p><p> + By default, + <a class="link" href="class-giobufferedinputstream.html" title="gio.BufferedInputStream"><code class="classname">gio.BufferedInputStream</code></a>'s + buffer size is set at 4 kilobytes. + </p><p> + To create a buffered input stream, use + <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#constructor-giobufferedinputstream" title="Constructor">gio.BufferedInputStream</a></code>(), + or <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#function-gio--buffered-input-stream-new-sized" title="gio.buffered_input_stream_new_sized">gio.buffered_input_stream_new_sized</a></code>() + to specify the buffer's size at construction. + </p><p> + To get the size of a buffer within a buffered input stream, use + <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--get-buffer-size" title="gio.BufferedInputStream.get_buffer_size">get_buffer_size</a></code>(). + To change the size of a buffered input stream's buffer, use + <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--set-buffer-size" title="gio.BufferedInputStream.set_buffer_size">set_buffer_size</a></code>(). + Note that the buffer's size cannot be reduced below the size of the data within the buffer. + </p></div><div class="refsect1" title="Constructor"><a name="constructor-giobufferedinputstream"></a><h2>Constructor</h2><pre class="programlisting"><code class="constructorsynopsis"> <span class="methodname">gio.BufferedInputStream</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>base_stream</code></strong></span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><em class="parameter"><code>base_stream</code></em> :</span></p></td><td>a + <a class="link" href="class-gioinputstream.html" title="gio.InputStream"><code class="classname">gio.InputStream</code></a>. + </td></tr><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>a new + <a class="link" href="class-gioinputstream.html" title="gio.InputStream"><code class="classname">gio.InputStream</code></a> + for the given base_stream. + </td></tr></tbody></table><p> + Creates a new <a class="link" href="class-gioinputstream.html" title="gio.InputStream"><code class="classname">gio.InputStream</code></a> + from the given base_stream, with a buffer set to the default size (4 kilobytes). + </p></div><div class="refsect1" title="Methods"><a name="id2904456"></a><h2>Methods</h2><div class="refsect2" title="gio.BufferedInputStream.fill"><a name="method-giobufferedinputstream--fill"></a><h3>gio.BufferedInputStream.fill</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">fill</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>count</code></strong></span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>cancellable</code></strong></span><span class="initializer">=None</span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><strong class="parameter"><code>count</code></strong> :</span></p></td><td>the number of bytes that will be read from the stream. + </td></tr><tr><td><p><span class="term"><strong class="parameter"><code>cancellable</code></strong> :</span></p></td><td>optional + <a class="link" href="class-giocancellable.html" title="gio.Cancellable"><code class="classname">gio.Cancellable</code></a> + object, <code class="literal">None</code> to ignore. + </td></tr><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>the number of bytes read into stream's buffer, + up to count, or -1 on error. + </td></tr></tbody></table><p> + The <code class="methodname">fill</code>() method tries to read count bytes + from the stream into the buffer. Will block during this read. + </p><p> + If count is zero, returns zero and does nothing. A value of count + larger than G_MAXSSIZE will cause a gio.ERROR_INVALID_ARGUMENT error. + </p><p> + On success, the number of bytes read into the buffer is returned. It + is not an error if this is not the same as the requested size, as it can + happen e.g. near the end of a file. Zero is returned on end of file + (or if count is zero), but never otherwise. + </p><p> + If count is -1 then the attempted read size is equal to the number + of bytes that are required to fill the buffer. + </p><p> + If cancellable is not <code class="literal">None</code>, then the operation can + be cancelled by triggering the cancellable object from another thread. + If the operation was cancelled, the error gio.ERROR_CANCELLED will be + returned. If an operation was partially finished when the operation was + cancelled the partial result will be returned, without an error. + </p><p> + On error -1 is returned and error is set accordingly. + </p><p> + For the asynchronous, non-blocking, version of this function, see + <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--fill-async" title="gio.BufferedInputStream.fill_async">gio.BufferedInputStream.fill_async</a></code>(). + </p></div><div class="refsect2" title="gio.BufferedInputStream.fill_async"><a name="method-giobufferedinputstream--fill-async"></a><h3>gio.BufferedInputStream.fill_async</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">fill_async</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>count</code></strong></span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>callback</code></strong></span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>io_priority</code></strong></span><span class="initializer">=glib.PRIORITY_DEFAULT</span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>cancellable</code></strong></span><span class="initializer">=None</span></span>, <span class="methodparam"><span class="parameter"><strong class="parameter"><code>user_data</code></strong></span><span class="initializer">=None</span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><strong class="parameter"><code>count</code></strong> :</span></p></td><td>the number of bytes that will be read from the stream. + </td></tr><tr><td><p><span class="term"><em class="parameter"><code>callback</code></em> :</span></p></td><td>a GAsyncReadyCallback to call when the request is satisfied. + </td></tr><tr><td><p><span class="term"><em class="parameter"><code>io_priority</code></em> :</span></p></td><td>the + <a class="xref" href="glib-constants.html#glib-priority-constants" title="Glib Priority Constants">Glib Priority Constants</a> + of the request. + </td></tr><tr><td><p><span class="term"><em class="parameter"><code>cancellable</code></em> :</span></p></td><td>optional + <a class="link" href="class-giocancellable.html" title="gio.Cancellable"><code class="classname">gio.Cancellable</code></a> + object, <code class="literal">None</code> to ignore.</td></tr><tr><td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td><td>the data to pass to callback function. + </td></tr></tbody></table><p> + The <code class="methodname">fill_async</code>() method reads data into stream's + buffer asynchronously, up to count size. io_priority can be used to + prioritize reads. + </p><p> + For the synchronous version of this function, see + <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--fill" title="gio.BufferedInputStream.fill">gio.BufferedInputStream.fill</a></code>(). + </p><p> + If cancellable is not <code class="literal">None</code>, then the operation can be cancelled + by triggering the cancellable object from another thread. If the operation was + cancelled, the error gio.ERROR_CANCELLED will be set + </p><p> + If count is -1 then the attempted read size is equal to the number of bytes + that are required to fill the buffer. + </p></div><div class="refsect2" title="gio.BufferedInputStream.fill_finish"><a name="method-giobufferedinputstream--fill-finish"></a><h3>gio.BufferedInputStream.fill_finish</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">fill_finish</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>result</code></strong></span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><strong class="parameter"><code>result</code></strong> :</span></p></td><td>a <a class="link" href="class-gioasyncresult.html" title="gio.AsyncResult"><code class="classname">gio.AsyncResult</code></a>. + </td></tr><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>the size of the read stream, or -1 on an error. + </td></tr></tbody></table><p> + The <code class="methodname">fill_finish</code>() method finishes an asynchronous + file append operation started with + <code class="methodname"><a class="link" href="class-giobufferedinputstream.html#method-giobufferedinputstream--fill-async" title="gio.BufferedInputStream.fill_async">gio.BufferedInputStream.fill_async</a></code>(). + </p></div><div class="refsect2" title="gio.BufferedInputStream.get_available"><a name="method-giobufferedinputstream--get-available"></a><h3>gio.BufferedInputStream.get_available</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">get_available</span>(<span class="methodparam"></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>size of the available stream. + </td></tr></tbody></table><p> + The <code class="methodname">get_available</code>() method gets the size of + the available data within the stream. + </p></div><div class="refsect2" title="gio.BufferedInputStream.get_buffer_size"><a name="method-giobufferedinputstream--get-buffer-size"></a><h3>gio.BufferedInputStream.get_buffer_size</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">get_buffer_size</span>(<span class="methodparam"></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>the current buffer size. + </td></tr></tbody></table><p> + The <code class="methodname">get_buffer_size</code>() method gets the size + of the input buffer. + </p></div><div class="refsect2" title="gio.BufferedInputStream.read_byte"><a name="method-giobufferedinputstream--read-byte"></a><h3>gio.BufferedInputStream.read_byte</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">read_byte</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>cancellable</code></strong></span><span class="initializer">=None</span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><strong class="parameter"><code>cancellable</code></strong> :</span></p></td><td>optional + <a class="link" href="class-giocancellable.html" title="gio.Cancellable"><code class="classname">gio.Cancellable</code></a> + object, <code class="literal">None</code> to ignore. + </td></tr><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>the byte read from the stream, or -1 on end of stream or error. + </td></tr></tbody></table><p> + The <code class="methodname">read_byte</code>() method tries to read a single + byte from the stream or the buffer. Will block during this read. + </p><p> + On success, the byte read from the stream is returned. On end of stream -1 + is returned but it's not an exceptional error and error is not set. + </p><p> + If cancellable is not <code class="literal">None</code>, then the operation can + be cancelled by triggering the cancellable object from another thread. + If the operation was cancelled, the error gio.ERROR_CANCELLED will be + returned. If an operation was partially finished when the operation was + cancelled the partial result will be returned, without an error. + </p><p> + On error -1 is returned and error is set accordingly. + </p></div><div class="refsect2" title="gio.BufferedInputStream.set_buffer_size"><a name="method-giobufferedinputstream--set-buffer-size"></a><h3>gio.BufferedInputStream.set_buffer_size</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">set_buffer_size</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>size</code></strong></span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><strong class="parameter"><code>size</code></strong> :</span></p></td><td>the new buffer size. + </td></tr></tbody></table><p> + The <code class="methodname">set_buffer_size</code>() method sets the size + of the internal buffer of stream to size, or to the size of the contents + of the buffer. The buffer can never be resized smaller than its current contents. + </p></div></div><div class="refsect1" title="Functions"><a name="id2891445"></a><h2>Functions</h2><div class="refsect2" title="gio.buffered_input_stream_new_sized"><a name="function-gio--buffered-input-stream-new-sized"></a><h3>gio.buffered_input_stream_new_sized</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">buffered_input_stream_new_sized</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>size</code></strong></span></span>)</code></pre><table border="0" width="100%" bgcolor="#FFECCE"><col align="left" valign="top" width="0*"><tbody><tr><td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td><td>the requested buffer size. + </td></tr><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>A new + <a class="link" href="class-gioinputstream.html" title="gio.InputStream"><code class="classname">gio.InputStream</code></a>. + </td></tr></tbody></table><p> + The <code class="methodname">buffered_input_stream_new_sized</code>() function creates + a new <a class="link" href="class-giobufferedinputstream.html" title="gio.BufferedInputStream"><code class="classname">gio.BufferedInputStream</code></a> + from the given base_stream, with a buffer set to size. + </p></div></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="class-gioasyncresult.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="gio-class-reference.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="class-giobufferedoutputstream.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">gio.AsyncResult </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> gio.BufferedOutputStream</td></tr></table></div></body></html> |