gfileenumerator.html

最新gtk中文资料集

Asynchronously closes the file enumerator. 
</p>
<p>
If <em class="parameter"><code>cancellable</code></em> is not <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>, then the operation can be cancelled by
triggering the cancellable object from another thread. If the operation
was cancelled, the error <a class="link" href="gio-GIOError.html#G-IO-ERROR-CANCELLED:CAPS"><code class="literal">G_IO_ERROR_CANCELLED</code></a> will be returned in 
<a class="link" href="GFileEnumerator.html#g-file-enumerator-close-finish"><code class="function">g_file_enumerator_close_finish()</code></a>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
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<td><p><span class="term"><em class="parameter"><code>enumerator</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GFileEnumerator.html" title="GFileEnumerator"><span class="type">GFileEnumerator</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>io_priority</code></em>&#160;:</span></p></td>
<td> the <a class="link" href="gio-GIOScheduler.html#io-priority">I/O priority</a> 
    of the request.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>cancellable</code></em>&#160;:</span></p></td>
<td> optional <a class="link" href="GCancellable.html" title="GCancellable"><span class="type">GCancellable</span></a> object, <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a> to ignore. 
</td>
</tr>
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<td><p><span class="term"><em class="parameter"><code>callback</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GAsyncResult.html#GAsyncReadyCallback"><span class="type">GAsyncReadyCallback</span></a> to call when the request is satisfied
</td>
</tr>
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<td><p><span class="term"><em class="parameter"><code>user_data</code></em>&#160;:</span></p></td>
<td> the data to pass to callback function
</td>
</tr>
</tbody>
</table></div>
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<hr>
<div class="refsect2" lang="en">
<a name="id3089549"></a><h3>
<a name="g-file-enumerator-close-finish"></a>g_file_enumerator_close_finish ()</h3>
<a class="indexterm" name="id3089562"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            g_file_enumerator_close_finish      (<a class="link" href="GFileEnumerator.html" title="GFileEnumerator">GFileEnumerator</a> *enumerator,
                                                         <a class="link" href="GAsyncResult.html" title="GAsyncResult">GAsyncResult</a> *result,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Error-Reporting.html#GError"
>GError</a> **error);</pre>
<p>
Finishes closing a file enumerator, started from <a class="link" href="GFileEnumerator.html#g-file-enumerator-close-async"><code class="function">g_file_enumerator_close_async()</code></a>.
</p>
<p>
If the file enumerator was already closed when <a class="link" href="GFileEnumerator.html#g-file-enumerator-close-async"><code class="function">g_file_enumerator_close_async()</code></a> 
was called, then this function will report <a class="link" href="gio-GIOError.html#G-IO-ERROR-CLOSED:CAPS"><code class="literal">G_IO_ERROR_CLOSED</code></a> in <em class="parameter"><code>error</code></em>, and 
return <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"
><code class="literal">FALSE</code></a>. If the file enumerator had pending operation when the close 
operation was started, then this function will report <a class="link" href="gio-GIOError.html#G-IO-ERROR-PENDING:CAPS"><code class="literal">G_IO_ERROR_PENDING</code></a>, and
return <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"
><code class="literal">FALSE</code></a>.  If <em class="parameter"><code>cancellable</code></em> was not <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>, then the operation may have been 
cancelled by triggering the cancellable object from another thread. If the operation
was cancelled, the error <a class="link" href="gio-GIOError.html#G-IO-ERROR-CANCELLED:CAPS"><code class="literal">G_IO_ERROR_CANCELLED</code></a> will be set, and <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"
><code class="literal">FALSE</code></a> will be 
returned.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
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<td><p><span class="term"><em class="parameter"><code>enumerator</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GFileEnumerator.html" title="GFileEnumerator"><span class="type">GFileEnumerator</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>result</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GAsyncResult.html" title="GAsyncResult"><span class="type">GAsyncResult</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em>&#160;:</span></p></td>
<td> a <a
href="/usr/share/gtk-doc/html/glib/glib-Error-Reporting.html#GError"
><span class="type">GError</span></a> location to store the error occuring, or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a> to 
ignore.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if the close operation has finished successfully.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3089815"></a><h3>
<a name="g-file-enumerator-is-closed"></a>g_file_enumerator_is_closed ()</h3>
<a class="indexterm" name="id3089827"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            g_file_enumerator_is_closed         (<a class="link" href="GFileEnumerator.html" title="GFileEnumerator">GFileEnumerator</a> *enumerator);</pre>
<p>
Checks if the file enumerator has been closed.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>enumerator</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GFileEnumerator.html" title="GFileEnumerator"><span class="type">GFileEnumerator</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if the <em class="parameter"><code>enumerator</code></em> is closed.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3089911"></a><h3>
<a name="g-file-enumerator-has-pending"></a>g_file_enumerator_has_pending ()</h3>
<a class="indexterm" name="id3133906"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            g_file_enumerator_has_pending       (<a class="link" href="GFileEnumerator.html" title="GFileEnumerator">GFileEnumerator</a> *enumerator);</pre>
<p>
Checks if the file enumerator has pending operations.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>enumerator</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GFileEnumerator.html" title="GFileEnumerator"><span class="type">GFileEnumerator</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if the <em class="parameter"><code>enumerator</code></em> has pending operations.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3133991"></a><h3>
<a name="g-file-enumerator-set-pending"></a>g_file_enumerator_set_pending ()</h3>
<a class="indexterm" name="id3134004"></a><pre class="programlisting">void                g_file_enumerator_set_pending       (<a class="link" href="GFileEnumerator.html" title="GFileEnumerator">GFileEnumerator</a> *enumerator,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> pending);</pre>
<p>
Sets the file enumerator as having pending operations.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>enumerator</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GFileEnumerator.html" title="GFileEnumerator"><span class="type">GFileEnumerator</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>pending</code></em>&#160;:</span></p></td>
<td> a boolean value.
</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id3134085"></a><div class="refsect2" lang="en"><a name="id3134086"></a></div>
<hr>
<div class="refsect2" lang="en"><a name="id3134087"></a></div>
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