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>pyblio-core 1.3.4</th>
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<a href="Pyblio-module.html">Package&nbsp;Pyblio</a> ::
<a href="Pyblio.Callback-module.html">Module&nbsp;Callback</a> ::
Class&nbsp;Publisher
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<!-- ==================== CLASS DESCRIPTION ==================== -->
<h1 class="epydoc">Class Publisher</h1><span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher">source&nbsp;code</a></span><br /><br />
<pre class="base-tree">
object --+
|
<strong class="uidshort">Publisher</strong>
</pre>
<dl><dt>Known Subclasses:</dt>
<dd>
<a href="Pyblio.Stores.resultset.ResultSet-class.html">Stores.resultset.ResultSet</a>,
<a href="Pyblio.Stores.resultset.View-class.html">Stores.resultset.View</a>,
<a href="Pyblio.Stores.filestore.Database-class.html">Stores.filestore.Database</a>,
<a href="Pyblio.Stores.filestore.RODict-class.html">Stores.filestore.RODict</a>,
<a href="Pyblio.Stores.bsddbstore.Database-class.html">Stores.bsddbstore.Database</a>,
<a href="Pyblio.Stores.bsddbstore.RSDB-class.html">Stores.bsddbstore.RSDB</a>,
<a href="Pyblio.Parsers.Syntax.Tagged.Reader-class.html">Parsers.Syntax.Tagged.Reader</a>
</dd></dl>
<hr />
Base class for objects that wish to emit signals to registered
clients.<br /><br />
<!-- ==================== INSTANCE METHODS ==================== -->
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<span class="summary-type">&nbsp;</span>
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<td><span class="summary-sig"><a href="Pyblio.Callback.Publisher-class.html#__init__" class="summary-sig-name">__init__</a>(<span class="summary-sig-arg">self</span>)</span><br />
Intialize the publisher</td>
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<span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.__init__">source&nbsp;code</a></span>
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<span class="summary-type">&nbsp;</span>
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<td><span class="summary-sig"><a href="Pyblio.Callback.Publisher-class.html#emit" class="summary-sig-name">emit</a>(<span class="summary-sig-arg">self</span>,
<span class="summary-sig-arg">signal</span>,
<span class="summary-sig-arg">*args</span>)</span><br />
Call this method to emit a signal.</td>
<td align="right" valign="top">
<span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.emit">source&nbsp;code</a></span>
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<span class="summary-type">&nbsp;</span>
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<td><span class="summary-sig"><a href="Pyblio.Callback.Publisher-class.html#register" class="summary-sig-name">register</a>(<span class="summary-sig-arg">self</span>,
<span class="summary-sig-arg">signal</span>,
<span class="summary-sig-arg">callback</span>,
<span class="summary-sig-arg">*args</span>)</span><br />
Clients interested in a given signal must register with this
method.</td>
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<span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.register">source&nbsp;code</a></span>
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<td><span class="summary-sig"><a name="unregister"></a><span class="summary-sig-name">unregister</span>(<span class="summary-sig-arg">self</span>,
<span class="summary-sig-arg">signal</span>,
<span class="summary-sig-arg">callback</span>)</span><br />
Stop notifying events for the specified signal/callback pair.</td>
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<span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.unregister">source&nbsp;code</a></span>
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<p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
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<code>__getattribute__</code>,
<code>__hash__</code>,
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<code>__reduce__</code>,
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<code>__setattr__</code>,
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<p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
<code>__class__</code>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">__init__</span>(<span class="sig-arg">self</span>)</span>
<br /><em class="fname">(Constructor)</em>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.__init__">source&nbsp;code</a></span>&nbsp;
</td>
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Intialize the publisher
<dl class="fields">
<dt>Overrides:
object.__init__
</dt>
</dl>
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<a name="emit"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">emit</span>(<span class="sig-arg">self</span>,
<span class="sig-arg">signal</span>,
<span class="sig-arg">*args</span>)</span>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.emit">source&nbsp;code</a></span>&nbsp;
</td>
</table>
Call this method to emit a signal. Registered client will have their
callbacks automatically invoked, with the specified arguments
<dl class="fields">
</dl>
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<a name="register"></a>
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<h3 class="epydoc"><span class="sig"><span class="sig-name">register</span>(<span class="sig-arg">self</span>,
<span class="sig-arg">signal</span>,
<span class="sig-arg">callback</span>,
<span class="sig-arg">*args</span>)</span>
</h3>
</td><td align="right" valign="top"
><span class="codelink"><a href="Pyblio.Callback-pysrc.html#Publisher.register">source&nbsp;code</a></span>&nbsp;
</td>
</table>
Clients interested in a given signal must register with this method.
The optional args are passed as the last arguments (after the emit
arguments) to the callback.
<dl class="fields">
</dl>
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