signals.sgml

GLib是GTK+和GNOME工程的基础底层核心程序库

<entry>	Instance or interface type.
</entry></row>
<row><entry align="right"><parameter>n_ids</parameter>&nbsp;:</entry>
<entry>	Location to store the number of signal ids for <parameter>itype</parameter>.
</entry></row>
<row><entry align="right"><emphasis>Returns</emphasis> :</entry><entry>	Newly allocated array of signal IDs.


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-emit">g_signal_emit ()</title>
<programlisting>void        g_signal_emit                   (<link linkend="gpointer">gpointer</link> instance,
                                             <link linkend="guint">guint</link> signal_id,
                                             <link linkend="GQuark">GQuark</link> detail,
                                             ...);</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>signal_id</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detail</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>...</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-emit-by-name">g_signal_emit_by_name ()</title>
<programlisting>void        g_signal_emit_by_name           (<link linkend="gpointer">gpointer</link> instance,
                                             const <link linkend="gchar">gchar</link> *detailed_signal,
                                             ...);</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detailed_signal</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>...</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-emitv">g_signal_emitv ()</title>
<programlisting>void        g_signal_emitv                  (const <link linkend="GValue">GValue</link> *instance_and_params,
                                             <link linkend="guint">guint</link> signal_id,
                                             <link linkend="GQuark">GQuark</link> detail,
                                             <link linkend="GValue">GValue</link> *return_value);</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance_and_params</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>signal_id</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detail</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>return_value</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-emit-valist">g_signal_emit_valist ()</title>
<programlisting>void        g_signal_emit_valist            (<link linkend="gpointer">gpointer</link> instance,
                                             <link linkend="guint">guint</link> signal_id,
                                             <link linkend="GQuark">GQuark</link> detail,
                                             va_list var_args);</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>signal_id</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detail</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>var_args</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-connect">g_signal_connect()</title>
<programlisting>#define     g_signal_connect(instance, detailed_signal, c_handler, data)</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detailed_signal</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>c_handler</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>data</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-connect-after">g_signal_connect_after()</title>
<programlisting>#define     g_signal_connect_after(instance, detailed_signal, c_handler, data)</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detailed_signal</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>c_handler</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>data</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-connect-swapped">g_signal_connect_swapped()</title>
<programlisting>#define     g_signal_connect_swapped(instance, detailed_signal, c_handler, data)</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detailed_signal</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>c_handler</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>data</parameter>&nbsp;:</entry>
<entry>


</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="g-signal-connect-object">g_signal_connect_object ()</title>
<programlisting><link linkend="gulong">gulong</link>      g_signal_connect_object         (<link linkend="gpointer">gpointer</link> instance,
                                             const <link linkend="gchar">gchar</link> *detailed_signal,
                                             <link linkend="GCallback">GCallback</link> c_handler,
                                             <link linkend="gpointer">gpointer</link> gobject,
                                             <link linkend="GConnectFlags">GConnectFlags</link> connect_flags);</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detailed_signal</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>c_handler</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>gobject</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>connect_flags</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><emphasis>Returns</emphasis> :</entry><entry>
</entry></row>
</tbody></tgroup></informaltable></refsect2>
<refsect2>
<title><anchor id="GConnectFlags">enum GConnectFlags</title>
<programlisting>typedef enum
{
  G_CONNECT_AFTER	= 1 &lt;&lt; 0,
  G_CONNECT_SWAPPED	= 1 &lt;&lt; 1
} GConnectFlags;
</programlisting>
<para>

</para></refsect2>
<refsect2>
<title><anchor id="g-signal-connect-data">g_signal_connect_data ()</title>
<programlisting><link linkend="gulong">gulong</link>      g_signal_connect_data           (<link linkend="gpointer">gpointer</link> instance,
                                             const <link linkend="gchar">gchar</link> *detailed_signal,
                                             <link linkend="GCallback">GCallback</link> c_handler,
                                             <link linkend="gpointer">gpointer</link> data,
                                             <link linkend="GClosureNotify">GClosureNotify</link> destroy_data,
                                             <link linkend="GConnectFlags">GConnectFlags</link> connect_flags);</programlisting>
<para>

</para><informaltable pgwide="1" frame="none" role="params">
<tgroup cols="2">
<colspec colwidth="2*">
<colspec colwidth="8*">
<tbody>
<row><entry align="right"><parameter>instance</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>detailed_signal</parameter>&nbsp;:</entry>
<entry>
</entry></row>
<row><entry align="right"><parameter>c_handler</parameter>&nbsp;:</entry>