src/eric7/Documentation/Source/eric7.EricUtilities.EricMutexLocker.html

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<h1>eric7.EricUtilities.EricMutexLocker</h1>

<p>
Module implementing a context manager locking and unlocking a mutex.
</p>
<h3>Global Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>

<table>

<tr>
<td><a href="#EricMutexLocker">EricMutexLocker</a></td>
<td>Class implementing a context manager locking and unlocking a mutex.</td>
</tr>
</table>
<h3>Functions</h3>

<table>
<tr><td>None</td></tr>
</table>
<hr />
<hr />
<a NAME="EricMutexLocker" ID="EricMutexLocker"></a>
<h2>EricMutexLocker</h2>

<p>
    Class implementing a context manager locking and unlocking a mutex.
</p>
<h3>Derived from</h3>
contextlib.AbstractContextManager
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#EricMutexLocker.__init__">EricMutexLocker</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#EricMutexLocker.__enter__">__enter__</a></td>
<td>Special method called when entering the runtime ccontext.</td>
</tr>
<tr>
<td><a href="#EricMutexLocker.__exit__">__exit__</a></td>
<td>Special method called when exiting the runtime ccontext.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="EricMutexLocker.__init__" ID="EricMutexLocker.__init__"></a>
<h4>EricMutexLocker (Constructor)</h4>
<b>EricMutexLocker</b>(<i>mutex</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>mutex</i> (QMutex or QRecursiveMutex)</dt>
<dd>
reference to the mutex to be locked
</dd>
</dl>
<a NAME="EricMutexLocker.__enter__" ID="EricMutexLocker.__enter__"></a>
<h4>EricMutexLocker.__enter__</h4>
<b>__enter__</b>(<i></i>)

<p>
        Special method called when entering the runtime ccontext.
</p>
<dl>
<dt>Return:</dt>
<dd>
reference to the context manager object
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
EricOverrideCursor
</dd>
</dl>
<a NAME="EricMutexLocker.__exit__" ID="EricMutexLocker.__exit__"></a>
<h4>EricMutexLocker.__exit__</h4>
<b>__exit__</b>(<i>exc_type, exc_value, traceback</i>)

<p>
        Special method called when exiting the runtime ccontext.
</p>
<dl>

<dt><i>exc_type</i></dt>
<dd>
type of an exception raised in the runtime context
</dd>
<dt><i>exc_value</i></dt>
<dd>
value of an exception raised in the runtime context
</dd>
<dt><i>traceback</i></dt>
<dd>
traceback of an exception raised in the runtime
            context
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
always returns None to not suppress any exception
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
None
</dd>
</dl>
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