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  26 <div class="refentry">
  27 <a name="gi-GIUnionInfo"></a><div class="titlepage"></div>
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  29 <td valign="top">
  30 <h2><span class="refentrytitle"><a name="gi-GIUnionInfo.top_of_page"></a>GIUnionInfo</span></h2>
  31 <p>GIUnionInfo — Struct representing a union.</p>
  32 </td>
  33 <td valign="top" align="right"></td>
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  35 <div class="refsynopsisdiv">
  36 <a name="gi-GIUnionInfo.synopsis"></a><h2>Synopsis</h2>
  37 <pre class="synopsis">typedef             <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo">GIUnionInfo</a>;
  38 <span class="returnvalue">gint</span>                <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-n-fields" title="g_union_info_get_n_fields ()">g_union_info_get_n_fields</a>           (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  39 <a class="link" href="gi-GIFieldInfo.html#GIFieldInfo" title="GIFieldInfo"><span class="returnvalue">GIFieldInfo</span></a> *       <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-field" title="g_union_info_get_field ()">g_union_info_get_field</a>              (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
  40                                                          <em class="parameter"><code><span class="type">gint</span> n</code></em>);
  41 <span class="returnvalue">gint</span>                <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-n-methods" title="g_union_info_get_n_methods ()">g_union_info_get_n_methods</a>          (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  42 <a class="link" href="gi-GIFunctionInfo.html#GIFunctionInfo" title="GIFunctionInfo"><span class="returnvalue">GIFunctionInfo</span></a> *    <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-method" title="g_union_info_get_method ()">g_union_info_get_method</a>             (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
  43                                                          <em class="parameter"><code><span class="type">gint</span> n</code></em>);
  44 <span class="returnvalue">gboolean</span>            <a class="link" href="gi-GIUnionInfo.html#g-union-info-is-discriminated" title="g_union_info_is_discriminated ()">g_union_info_is_discriminated</a>       (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  45 <span class="returnvalue">gint</span>                <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-discriminator-offset" title="g_union_info_get_discriminator_offset ()">g_union_info_get_discriminator_offset</a>
  46                                                         (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  47 <a class="link" href="gi-GITypeInfo.html#GITypeInfo" title="GITypeInfo"><span class="returnvalue">GITypeInfo</span></a> *        <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-discriminator-type" title="g_union_info_get_discriminator_type ()">g_union_info_get_discriminator_type</a> (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  48 <a class="link" href="gi-GIConstantInfo.html#GIConstantInfo" title="GIConstantInfo"><span class="returnvalue">GIConstantInfo</span></a> *    <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-discriminator" title="g_union_info_get_discriminator ()">g_union_info_get_discriminator</a>      (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
  49                                                          <em class="parameter"><code><span class="type">gint</span> n</code></em>);
  50 <a class="link" href="gi-GIFunctionInfo.html#GIFunctionInfo" title="GIFunctionInfo"><span class="returnvalue">GIFunctionInfo</span></a> *    <a class="link" href="gi-GIUnionInfo.html#g-union-info-find-method" title="g_union_info_find_method ()">g_union_info_find_method</a>            (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
  51                                                          <em class="parameter"><code>const <span class="type">gchar</span> *name</code></em>);
  52 <span class="returnvalue">gsize</span>               <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-size" title="g_union_info_get_size ()">g_union_info_get_size</a>               (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  53 <span class="returnvalue">gsize</span>               <a class="link" href="gi-GIUnionInfo.html#g-union-info-get-alignment" title="g_union_info_get_alignment ()">g_union_info_get_alignment</a>          (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);
  54 </pre>
  55 </div>
  56 <div class="refsect1">
  57 <a name="gi-GIUnionInfo.description"></a><h2>Description</h2>
  58 <p>
  59 GIUnionInfo represents a union type.
  60 </p>
  61 <p>
  62 A union has methods and fields.  Unions can optionally have a
  63 discriminator, which is a field deciding what type of real union
  64 fields is valid for specified instance.
  65 </p>
  66 <p>
  67 </p>
  68 <div class="refsect1">
  69 <a name="gi-giobjectinfo.struct-hierarchy"></a><h2>Struct hierarchy</h2>
  70 <pre class="synopsis">
  71   <a class="link" href="gi-GIBaseInfo.html" title="GIBaseInfo">GIBaseInfo</a>
  72    +----<a class="link" href="gi-GIRegisteredTypeInfo.html" title="GIRegisteredTypeInfo">GIRegisteredTypeInfo</a>
  73          +----GIUnionInfo
  74 </pre>
  75 </div>
  76 <p>
  77 </p>
  78 </div>
  79 <div class="refsect1">
  80 <a name="gi-GIUnionInfo.details"></a><h2>Details</h2>
  81 <div class="refsect2">
  82 <a name="GIUnionInfo"></a><h3>GIUnionInfo</h3>
  83 <pre class="programlisting">typedef GIBaseInfo GIUnionInfo;
  84 </pre>
  85 <p>
  86 Represents a union.
  87 </p>
  88 </div>
  89 <hr>
  90 <div class="refsect2">
  91 <a name="g-union-info-get-n-fields"></a><h3>g_union_info_get_n_fields ()</h3>
  92 <pre class="programlisting"><span class="returnvalue">gint</span>                g_union_info_get_n_fields           (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
  93 <p>
  94 Obtain the number of fields this union has.
  95 </p>
  96 <div class="variablelist"><table border="0" class="variablelist">
  97 <colgroup>
  98 <col align="left" valign="top">
  99 <col>
 100 </colgroup>
 101 <tbody>
 102 <tr>
 103 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 104 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 105 </td>
 106 </tr>
 107 <tr>
 108 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 109 <td>number of fields</td>
 110 </tr>
 111 </tbody>
 112 </table></div>
 113 </div>
 114 <hr>
 115 <div class="refsect2">
 116 <a name="g-union-info-get-field"></a><h3>g_union_info_get_field ()</h3>
 117 <pre class="programlisting"><a class="link" href="gi-GIFieldInfo.html#GIFieldInfo" title="GIFieldInfo"><span class="returnvalue">GIFieldInfo</span></a> *       g_union_info_get_field              (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
 118                                                          <em class="parameter"><code><span class="type">gint</span> n</code></em>);</pre>
 119 <p>
 120 Obtain the type information for field with specified index.
 121 </p>
 122 <div class="variablelist"><table border="0" class="variablelist">
 123 <colgroup>
 124 <col align="left" valign="top">
 125 <col>
 126 </colgroup>
 127 <tbody>
 128 <tr>
 129 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 130 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 131 </td>
 132 </tr>
 133 <tr>
 134 <td><p><span class="term"><em class="parameter"><code>n</code></em> :</span></p></td>
 135 <td>a field index</td>
 136 </tr>
 137 <tr>
 138 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 139 <td>the <a class="link" href="gi-GIFieldInfo.html#GIFieldInfo" title="GIFieldInfo"><span class="type">GIFieldInfo</span></a>, free it with <a class="link" href="gi-GIBaseInfo.html#g-base-info-unref" title="g_base_info_unref ()"><code class="function">g_base_info_unref()</code></a>
 140 when done. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
 141 </td>
 142 </tr>
 143 </tbody>
 144 </table></div>
 145 </div>
 146 <hr>
 147 <div class="refsect2">
 148 <a name="g-union-info-get-n-methods"></a><h3>g_union_info_get_n_methods ()</h3>
 149 <pre class="programlisting"><span class="returnvalue">gint</span>                g_union_info_get_n_methods          (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
 150 <p>
 151 Obtain the number of methods this union has.
 152 </p>
 153 <div class="variablelist"><table border="0" class="variablelist">
 154 <colgroup>
 155 <col align="left" valign="top">
 156 <col>
 157 </colgroup>
 158 <tbody>
 159 <tr>
 160 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 161 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 162 </td>
 163 </tr>
 164 <tr>
 165 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 166 <td>number of methods</td>
 167 </tr>
 168 </tbody>
 169 </table></div>
 170 </div>
 171 <hr>
 172 <div class="refsect2">
 173 <a name="g-union-info-get-method"></a><h3>g_union_info_get_method ()</h3>
 174 <pre class="programlisting"><a class="link" href="gi-GIFunctionInfo.html#GIFunctionInfo" title="GIFunctionInfo"><span class="returnvalue">GIFunctionInfo</span></a> *    g_union_info_get_method             (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
 175                                                          <em class="parameter"><code><span class="type">gint</span> n</code></em>);</pre>
 176 <p>
 177 Obtain the type information for method with specified index.
 178 </p>
 179 <div class="variablelist"><table border="0" class="variablelist">
 180 <colgroup>
 181 <col align="left" valign="top">
 182 <col>
 183 </colgroup>
 184 <tbody>
 185 <tr>
 186 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 187 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 188 </td>
 189 </tr>
 190 <tr>
 191 <td><p><span class="term"><em class="parameter"><code>n</code></em> :</span></p></td>
 192 <td>a method index</td>
 193 </tr>
 194 <tr>
 195 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 196 <td>the <a class="link" href="gi-GIFunctionInfo.html#GIFunctionInfo" title="GIFunctionInfo"><span class="type">GIFunctionInfo</span></a>, free it with <a class="link" href="gi-GIBaseInfo.html#g-base-info-unref" title="g_base_info_unref ()"><code class="function">g_base_info_unref()</code></a>
 197 when done. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
 198 </td>
 199 </tr>
 200 </tbody>
 201 </table></div>
 202 </div>
 203 <hr>
 204 <div class="refsect2">
 205 <a name="g-union-info-is-discriminated"></a><h3>g_union_info_is_discriminated ()</h3>
 206 <pre class="programlisting"><span class="returnvalue">gboolean</span>            g_union_info_is_discriminated       (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
 207 <p>
 208 Return true if this union contains discriminator field.
 209 </p>
 210 <div class="variablelist"><table border="0" class="variablelist">
 211 <colgroup>
 212 <col align="left" valign="top">
 213 <col>
 214 </colgroup>
 215 <tbody>
 216 <tr>
 217 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 218 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 219 </td>
 220 </tr>
 221 <tr>
 222 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 223 <td>
 224 <code class="literal">TRUE</code> if this is a discriminated union, <code class="literal">FALSE</code> otherwise</td>
 225 </tr>
 226 </tbody>
 227 </table></div>
 228 </div>
 229 <hr>
 230 <div class="refsect2">
 231 <a name="g-union-info-get-discriminator-offset"></a><h3>g_union_info_get_discriminator_offset ()</h3>
 232 <pre class="programlisting"><span class="returnvalue">gint</span>                g_union_info_get_discriminator_offset
 233                                                         (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
 234 <p>
 235 Returns offset of the discriminator field in the structure.
 236 </p>
 237 <div class="variablelist"><table border="0" class="variablelist">
 238 <colgroup>
 239 <col align="left" valign="top">
 240 <col>
 241 </colgroup>
 242 <tbody>
 243 <tr>
 244 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 245 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 246 </td>
 247 </tr>
 248 <tr>
 249 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 250 <td>offset in bytes of the discriminator. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
 251 </td>
 252 </tr>
 253 </tbody>
 254 </table></div>
 255 </div>
 256 <hr>
 257 <div class="refsect2">
 258 <a name="g-union-info-get-discriminator-type"></a><h3>g_union_info_get_discriminator_type ()</h3>
 259 <pre class="programlisting"><a class="link" href="gi-GITypeInfo.html#GITypeInfo" title="GITypeInfo"><span class="returnvalue">GITypeInfo</span></a> *        g_union_info_get_discriminator_type (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
 260 <p>
 261 Obtain the type information of the union discriminator.
 262 </p>
 263 <div class="variablelist"><table border="0" class="variablelist">
 264 <colgroup>
 265 <col align="left" valign="top">
 266 <col>
 267 </colgroup>
 268 <tbody>
 269 <tr>
 270 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 271 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 272 </td>
 273 </tr>
 274 <tr>
 275 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 276 <td>the <a class="link" href="gi-GITypeInfo.html#GITypeInfo" title="GITypeInfo"><span class="type">GITypeInfo</span></a>, free it with <a class="link" href="gi-GIBaseInfo.html#g-base-info-unref" title="g_base_info_unref ()"><code class="function">g_base_info_unref()</code></a>
 277 when done. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
 278 </td>
 279 </tr>
 280 </tbody>
 281 </table></div>
 282 </div>
 283 <hr>
 284 <div class="refsect2">
 285 <a name="g-union-info-get-discriminator"></a><h3>g_union_info_get_discriminator ()</h3>
 286 <pre class="programlisting"><a class="link" href="gi-GIConstantInfo.html#GIConstantInfo" title="GIConstantInfo"><span class="returnvalue">GIConstantInfo</span></a> *    g_union_info_get_discriminator      (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
 287                                                          <em class="parameter"><code><span class="type">gint</span> n</code></em>);</pre>
 288 <p>
 289 Obtain discriminator value assigned for n-th union field, i.e. n-th
 290 union field is the active one if discriminator contains this
 291 constant.
 292 </p>
 293 <div class="variablelist"><table border="0" class="variablelist">
 294 <colgroup>
 295 <col align="left" valign="top">
 296 <col>
 297 </colgroup>
 298 <tbody>
 299 <tr>
 300 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 301 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 302 </td>
 303 </tr>
 304 <tr>
 305 <td><p><span class="term"><em class="parameter"><code>n</code></em> :</span></p></td>
 306 <td>a union field index</td>
 307 </tr>
 308 <tr>
 309 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 310 <td>the <a class="link" href="gi-GIConstantInfo.html#GIConstantInfo" title="GIConstantInfo"><span class="type">GIConstantInfo</span></a>, free it with <a class="link" href="gi-GIBaseInfo.html#g-base-info-unref" title="g_base_info_unref ()"><code class="function">g_base_info_unref()</code></a>
 311 when done. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
 312 </td>
 313 </tr>
 314 </tbody>
 315 </table></div>
 316 </div>
 317 <hr>
 318 <div class="refsect2">
 319 <a name="g-union-info-find-method"></a><h3>g_union_info_find_method ()</h3>
 320 <pre class="programlisting"><a class="link" href="gi-GIFunctionInfo.html#GIFunctionInfo" title="GIFunctionInfo"><span class="returnvalue">GIFunctionInfo</span></a> *    g_union_info_find_method            (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>,
 321                                                          <em class="parameter"><code>const <span class="type">gchar</span> *name</code></em>);</pre>
 322 <p>
 323 Obtain the type information for method named <em class="parameter"><code>name</code></em>.
 324 </p>
 325 <div class="variablelist"><table border="0" class="variablelist">
 326 <colgroup>
 327 <col align="left" valign="top">
 328 <col>
 329 </colgroup>
 330 <tbody>
 331 <tr>
 332 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 333 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 334 </td>
 335 </tr>
 336 <tr>
 337 <td><p><span class="term"><em class="parameter"><code>name</code></em> :</span></p></td>
 338 <td>a method name</td>
 339 </tr>
 340 <tr>
 341 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 342 <td>the <a class="link" href="gi-GIFunctionInfo.html#GIFunctionInfo" title="GIFunctionInfo"><span class="type">GIFunctionInfo</span></a>, free it with <a class="link" href="gi-GIBaseInfo.html#g-base-info-unref" title="g_base_info_unref ()"><code class="function">g_base_info_unref()</code></a>
 343 when done. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
 344 </td>
 345 </tr>
 346 </tbody>
 347 </table></div>
 348 </div>
 349 <hr>
 350 <div class="refsect2">
 351 <a name="g-union-info-get-size"></a><h3>g_union_info_get_size ()</h3>
 352 <pre class="programlisting"><span class="returnvalue">gsize</span>               g_union_info_get_size               (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
 353 <p>
 354 Obtain the total size of the union.
 355 </p>
 356 <div class="variablelist"><table border="0" class="variablelist">
 357 <colgroup>
 358 <col align="left" valign="top">
 359 <col>
 360 </colgroup>
 361 <tbody>
 362 <tr>
 363 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 364 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 365 </td>
 366 </tr>
 367 <tr>
 368 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 369 <td>size of the union in bytes</td>
 370 </tr>
 371 </tbody>
 372 </table></div>
 373 </div>
 374 <hr>
 375 <div class="refsect2">
 376 <a name="g-union-info-get-alignment"></a><h3>g_union_info_get_alignment ()</h3>
 377 <pre class="programlisting"><span class="returnvalue">gsize</span>               g_union_info_get_alignment          (<em class="parameter"><code><a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a> *info</code></em>);</pre>
 378 <p>
 379 Obtain the required alignment of the union.
 380 </p>
 381 <div class="variablelist"><table border="0" class="variablelist">
 382 <colgroup>
 383 <col align="left" valign="top">
 384 <col>
 385 </colgroup>
 386 <tbody>
 387 <tr>
 388 <td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
 389 <td>a <a class="link" href="gi-GIUnionInfo.html#GIUnionInfo" title="GIUnionInfo"><span class="type">GIUnionInfo</span></a>
 390 </td>
 391 </tr>
 392 <tr>
 393 <td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
 394 <td>required alignment in bytes</td>
 395 </tr>
 396 </tbody>
 397 </table></div>
 398 </div>
 399 </div>
 400 </div>
 401 <div class="footer">
 402 <hr>
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