glib-quarks.html

最新gtk中文资料集

allocated strings in the main program, but not with statically 
allocated memory in dynamically loaded modules, if you expect to
ever unload the module again (e.g. do not use this function in
GTK+ theme engines).
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<td><p><span class="term"><em class="parameter"><code>string</code></em>&#160;:</span></p></td>
<td>a string.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>the <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a> identifying the string, or 0 if <em class="parameter"><code>string</code></em> is <a class="link" href="glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>.


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<div class="refsect2" lang="en">
<a name="id3351424"></a><h3>
<a name="g-quark-to-string"></a>g_quark_to_string ()</h3>
<a class="indexterm" name="id3351437"></a><pre class="programlisting">const <a class="link" href="glib-Basic-Types.html#gchar">gchar</a>*        g_quark_to_string                   (<a class="link" href="glib-Quarks.html#GQuark">GQuark</a> quark);</pre>
<p>
Gets the string associated with the given <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a>.
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<td><p><span class="term"><em class="parameter"><code>quark</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a>.
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>the string associated with the <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a>.


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<a name="id3351519"></a><h3>
<a name="g-quark-try-string"></a>g_quark_try_string ()</h3>
<a class="indexterm" name="id3351532"></a><pre class="programlisting"><a class="link" href="glib-Quarks.html#GQuark">GQuark</a>              g_quark_try_string                  (const <a class="link" href="glib-Basic-Types.html#gchar">gchar</a> *string);</pre>
<p>
Gets the <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a> associated with the given string, or 0 if string is
<a class="link" href="glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> or it has no associated <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a>.
</p>
<p>
If you want the GQuark to be created if it doesn't already exist, use
<a class="link" href="glib-Quarks.html#g-quark-from-string"><code class="function">g_quark_from_string()</code></a> or <a class="link" href="glib-Quarks.html#g-quark-from-static-string"><code class="function">g_quark_from_static_string()</code></a>.
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<td><p><span class="term"><em class="parameter"><code>string</code></em>&#160;:</span></p></td>
<td>a string.
</td>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>the <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a> associated with the string, or 0 if <em class="parameter"><code>string</code></em> is
<a class="link" href="glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> or there is no <a class="link" href="glib-Quarks.html#GQuark"><span class="type">GQuark</span></a> associated with it.


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<a name="id3351675"></a><h3>
<a name="g-intern-string"></a>g_intern_string ()</h3>
<a class="indexterm" name="id3351690"></a><pre class="programlisting">const <a class="link" href="glib-Basic-Types.html#gchar">gchar</a>*        g_intern_string                     (const <a class="link" href="glib-Basic-Types.html#gchar">gchar</a> *string);</pre>
<p>
Returns a canonical representation for <em class="parameter"><code>string</code></em>. Interned strings can
be compared for equality by comparing the pointers, instead of using <code class="function">strcmp()</code>.</p>
<p>

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<td><p><span class="term"><em class="parameter"><code>string</code></em>&#160;:</span></p></td>
<td> a string
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> a canonical representation for the string

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<p class="since">Since  2.10
</p>
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<div class="refsect2" lang="en">
<a name="id3351778"></a><h3>
<a name="g-intern-static-string"></a>g_intern_static_string ()</h3>
<a class="indexterm" name="id3351793"></a><pre class="programlisting">const <a class="link" href="glib-Basic-Types.html#gchar">gchar</a>*        g_intern_static_string              (const <a class="link" href="glib-Basic-Types.html#gchar">gchar</a> *string);</pre>
<p>
Returns a canonical representation for <em class="parameter"><code>string</code></em>. Interned strings can
be compared for equality by comparing the pointers, instead of using <code class="function">strcmp()</code>.
<a class="link" href="glib-Quarks.html#g-intern-static-string"><code class="function">g_intern_static_string()</code></a> does not copy the string, therefore <em class="parameter"><code>string</code></em> must
not be freed or modified.</p>
<p>

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<td><p><span class="term"><em class="parameter"><code>string</code></em>&#160;:</span></p></td>
<td> a static string
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> a canonical representation for the string

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</tbody>
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<p class="since">Since  2.10
</p>
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<div class="refsect1" lang="en">
<a name="id3351900"></a><div class="refsect2" lang="en"><a name="id3351901"></a></div>
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<div class="refsect2" lang="en"><a name="id3351902"></a></div>
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