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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | <html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>gio.LoadableIcon</title><link rel="stylesheet" type="text/css" href="style.css"><meta name="generator" content="DocBook XSL Stylesheets V1.76.1"><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-gioinputstream.html" title="gio.InputStream"><link rel="next" href="class-giomemoryinputstream.html" title="gio.MemoryInputStream"></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.LoadableIcon</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="class-gioinputstream.html">Prev</a> </td><th width="60%" align="center">PyGio Class Reference</th><td width="20%" align="right"> <a accesskey="n" href="class-giomemoryinputstream.html">Next</a></td></tr></table><hr></div><div class="refentry" title="gio.LoadableIcon"><a name="class-gioloadableicon"></a><div class="titlepage"></div><div class="refnamediv"><h2>gio.LoadableIcon</h2><p>gio.LoadableIcon — Interface for icons.</p></div><div class="refsect1" title="Synopsis"><a name="id517587"></a><h2>Synopsis</h2><table bgcolor="#D0E0F0" width="100%"><tr><td><pre class="classsynopsis">class <span class="ooclass"><span class="classname">gio.LoadableIcon</span></span>(<span class="ooclass"><span class="classname"><a class="link" href="class-gobjectginterface.html" title="gobject.GInterface">gobject.GInterface</a></span></span>):
<code class="methodsynopsis"> def <span class="methodname"><a class="link" href="class-gioloadableicon.html#method-gioloadableicon--load" title="gio.LoadableIcon.load">load</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>size</code></strong></span><span class="initializer">=0</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-gioloadableicon.html#method-gioloadableicon--load-async" title="gio.LoadableIcon.load_async">load_async</a></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>size</code></strong></span><span class="initializer">=0</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-gioloadableicon.html#method-gioloadableicon--load-finish" title="gio.LoadableIcon.load_finish">load_finish</a></span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>res</code></strong></span></span>)</code><br></pre></td></tr></table></div><div class="refsect1" title="Ancestry"><a name="id517752"></a><h2>Ancestry</h2><pre class="synopsis">+-- <a class="link" href="class-gobjectginterface.html" title="gobject.GInterface">gobject.GInterface</a>
+-- <a class="link" href="class-gioloadableicon.html" title="gio.LoadableIcon">gio.LoadableIcon</a>
</pre></div><div class="refsect1" title="Prerequisites"><a name="id517774"></a><h2>Prerequisites</h2><p>
<a class="link" href="class-gioloadableicon.html" title="gio.LoadableIcon"><code class="classname">gio.LoadableIcon</code></a> requires
<a class="link" href="class-gioicon.html" title="gio.Icon"><code class="classname">gio.Icon</code></a>. and
<a class="link" href="class-gobject.html" title="gobject.GObject"><code class="classname">gobject.GObject</code></a>
</p></div><div class="refsect1" title="Known Implementation"><a name="id517803"></a><h2>Known Implementation</h2><p>
<a class="link" href="class-gioloadableicon.html" title="gio.LoadableIcon"><code class="classname">gio.LoadableIcon</code></a> is implemented by
<a class="link" href="class-giofileicon.html" title="gio.FileIcon"><code class="classname">gio.FileIcon</code></a>
</p></div><div class="refsect1" title="Description"><a name="id517825"></a><h2>Description</h2><p>
<a class="link" href="class-gioloadableicon.html" title="gio.LoadableIcon"><code class="classname">gio.LoadableIcon</code></a>
extends the <a class="link" href="class-gioicon.html" title="gio.Icon"><code class="classname">gio.Icon</code></a>
interface and adds the ability to load icons from streams.
</p></div><div class="refsect1" title="Methods"><a name="id517847"></a><h2>Methods</h2><div class="refsect2" title="gio.LoadableIcon.load"><a name="method-gioloadableicon--load"></a><h3>gio.LoadableIcon.load</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">load</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>size</code></strong></span><span class="initializer">=0</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"><em class="parameter"><code>size</code></em> :</span></p></td><td>an integer
</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"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>a 2 tuple containing a
<a class="link" href="class-gioinputstream.html" title="gio.InputStream"><code class="classname">gio.InputStream</code></a>
to read the icon from and a string containing the icon type.
</td></tr></tbody></table><p>
The <code class="methodname">load</code>() method loads a loadable icon.
For the asynchronous version of this function, see
<code class="methodname"><a class="link" href="class-gioloadableicon.html#method-gioloadableicon--load-async" title="gio.LoadableIcon.load_async">gio.LoadableIcon.load_async</a></code>().
</p></div><div class="refsect2" title="gio.LoadableIcon.load_async"><a name="method-gioloadableicon--load-async"></a><h3>gio.LoadableIcon.load_async</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">load_async</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>size</code></strong></span><span class="initializer">=0</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"><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>size</code></em> :</span></p></td><td>an integer
</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">load_async</code>() method loads an icon asynchronously.
</p><p>
For more details, see
<code class="methodname"><a class="link" href="class-gioloadableicon.html#method-gioloadableicon--load" title="gio.LoadableIcon.load">gio.LoadableIcon.load</a></code>()
which is the synchronous version of this call.
</p><p>
When the operation is finished, callback will be called. You can then call
<code class="methodname"><a class="link" href="class-gioloadableicon.html#method-gioloadableicon--load-finish" title="gio.LoadableIcon.load_finish">gio.LoadableIcon.load_finish</a></code>()
to get the result of the operation.
</p></div><div class="refsect2" title="gio.LoadableIcon.load_finish"><a name="method-gioloadableicon--load-finish"></a><h3>gio.LoadableIcon.load_finish</h3><pre class="programlisting"><code class="methodsynopsis"> def <span class="methodname">load_finish</span>(<span class="methodparam"><span class="parameter"><strong class="parameter"><code>res</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>res</code></em> :</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>a 2 tuple containing a
<a class="link" href="class-gioinputstream.html" title="gio.InputStream"><code class="classname">gio.InputStream</code></a>
to read the icon from and a string containing the icon type.
</td></tr></tbody></table><p>
The <code class="methodname">load_finish</code>() method finishes an asynchronous
icon load started in
<code class="methodname"><a class="link" href="class-gioloadableicon.html#method-gioloadableicon--load-async" title="gio.LoadableIcon.load_async">gio.LoadableIcon.load_async</a></code>().
</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-gioinputstream.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-giomemoryinputstream.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">gio.InputStream </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> gio.MemoryInputStream</td></tr></table></div></body></html>
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