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gimp/devel-docs/libgimpwidgets/xml/gimpintcombobox.xml
2010-08-11 01:14:17 -04:00

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<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<refentry id="GimpIntComboBox">
<refmeta>
<refentrytitle>GimpIntComboBox</refentrytitle>
<manvolnum>3</manvolnum>
<refmiscinfo>LIBGIMPWIDGETS Library</refmiscinfo>
</refmeta>
<refnamediv>
<refname>GimpIntComboBox</refname><refpurpose>A widget providing a popup menu of integer values (e.g. enums).</refpurpose>
</refnamediv>
<refsynopsisdiv><title>Synopsis</title>
<synopsis>
<link linkend="GimpIntComboBox-struct">GimpIntComboBox</link>;
<link linkend="GtkWidget">GtkWidget</link>* <link linkend="gimp-int-combo-box-new">gimp_int_combo_box_new</link> (const <link linkend="gchar">gchar</link> *first_label,
<link linkend="gint">gint</link> first_value,
...);
<link linkend="GtkWidget">GtkWidget</link>* <link linkend="gimp-int-combo-box-new-valist">gimp_int_combo_box_new_valist</link> (const <link linkend="gchar">gchar</link> *first_label,
<link linkend="gint">gint</link> first_value,
<link linkend="va-list">va_list</link> values);
<link linkend="GtkWidget">GtkWidget</link>* <link linkend="gimp-int-combo-box-new-array">gimp_int_combo_box_new_array</link> (<link linkend="gint">gint</link> n_values,
const <link linkend="gchar">gchar</link> *labels[]);
<link linkend="void">void</link> <link linkend="gimp-int-combo-box-prepend">gimp_int_combo_box_prepend</link> (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
...);
<link linkend="void">void</link> <link linkend="gimp-int-combo-box-append">gimp_int_combo_box_append</link> (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
...);
<link linkend="gboolean">gboolean</link> <link linkend="gimp-int-combo-box-set-active">gimp_int_combo_box_set_active</link> (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
<link linkend="gint">gint</link> value);
<link linkend="gboolean">gboolean</link> <link linkend="gimp-int-combo-box-get-active">gimp_int_combo_box_get_active</link> (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
<link linkend="gint">gint</link> *value);
<link linkend="gulong">gulong</link> <link linkend="gimp-int-combo-box-connect">gimp_int_combo_box_connect</link> (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
<link linkend="gint">gint</link> value,
<link linkend="GCallback">GCallback</link> callback,
<link linkend="gpointer">gpointer</link> data);
</synopsis>
</refsynopsisdiv>
<refsect1>
<title>Object Hierarchy</title>
<synopsis>
<link linkend="GObject">GObject</link>
+----<link linkend="GtkObject">GtkObject</link>
+----<link linkend="GtkWidget">GtkWidget</link>
+----<link linkend="GtkContainer">GtkContainer</link>
+----<link linkend="GtkBin">GtkBin</link>
+----<link linkend="GtkComboBox">GtkComboBox</link>
+----GimpIntComboBox
</synopsis>
</refsect1>
<refsect1>
<title>Implemented Interfaces</title>
<para>
GimpIntComboBox implements
<link linkend="AtkImplementorIface">AtkImplementorIface</link>, <link linkend="GtkCellEditable">GtkCellEditable</link> and <link linkend="GtkCellLayout">GtkCellLayout</link>.</para>
</refsect1>
<refsect1>
<title>Description</title>
<para>
A widget providing a popup menu of integer values (e.g. enums).
</para>
</refsect1>
<refsect1>
<title>Details</title>
<refsect2>
<title><anchor id="GimpIntComboBox-struct"/>GimpIntComboBox</title>
<indexterm><primary>GimpIntComboBox</primary></indexterm><programlisting>typedef struct _GimpIntComboBox GimpIntComboBox;</programlisting>
<para>
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-new"/>gimp_int_combo_box_new ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_new</primary></indexterm><programlisting><link linkend="GtkWidget">GtkWidget</link>* gimp_int_combo_box_new (const <link linkend="gchar">gchar</link> *first_label,
<link linkend="gint">gint</link> first_value,
...);</programlisting>
<para>
Creates a GtkComboBox that has integer values associated with each
item. The items to fill the combo box with are specified as a <literal>NULL</literal>
terminated list of label/value pairs.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>first_label</parameter>&nbsp;:</term>
<listitem><simpara> the label of the first item
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>first_value</parameter>&nbsp;:</term>
<listitem><simpara> the value of the first item
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>...</parameter>&nbsp;:</term>
<listitem><simpara> a <literal>NULL</literal> terminated list of more label, value pairs
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis>&nbsp;:</term><listitem><simpara> a new <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>.
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-new-valist"/>gimp_int_combo_box_new_valist ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_new_valist</primary></indexterm><programlisting><link linkend="GtkWidget">GtkWidget</link>* gimp_int_combo_box_new_valist (const <link linkend="gchar">gchar</link> *first_label,
<link linkend="gint">gint</link> first_value,
<link linkend="va-list">va_list</link> values);</programlisting>
<para>
A variant of <link linkend="gimp-int-combo-box-new"><function>gimp_int_combo_box_new()</function></link> that takes a va_list of
label/value pairs. Probably only useful for language bindings.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>first_label</parameter>&nbsp;:</term>
<listitem><simpara> the label of the first item
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>first_value</parameter>&nbsp;:</term>
<listitem><simpara> the value of the first item
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>values</parameter>&nbsp;:</term>
<listitem><simpara> a va_list with more values
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis>&nbsp;:</term><listitem><simpara> a new <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>.
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-new-array"/>gimp_int_combo_box_new_array ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_new_array</primary></indexterm><programlisting><link linkend="GtkWidget">GtkWidget</link>* gimp_int_combo_box_new_array (<link linkend="gint">gint</link> n_values,
const <link linkend="gchar">gchar</link> *labels[]);</programlisting>
<para>
A variant of <link linkend="gimp-int-combo-box-new"><function>gimp_int_combo_box_new()</function></link> that takes an array of labels.
The array indices are used as values.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>n_values</parameter>&nbsp;:</term>
<listitem><simpara> the number of values
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>labels</parameter>&nbsp;:</term>
<listitem><simpara> an array of labels (array length must be <parameter>n_values</parameter>)
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis>&nbsp;:</term><listitem><simpara> a new <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>.
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-prepend"/>gimp_int_combo_box_prepend ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_prepend</primary></indexterm><programlisting><link linkend="void">void</link> gimp_int_combo_box_prepend (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
...);</programlisting>
<para>
This function provides a convenient way to prepend items to a
<link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>. It prepends a row to the <parameter>combo_box</parameter>'s list store
and calls <link linkend="gtk-list-store-set"><function>gtk_list_store_set()</function></link> for you.
</para>
<para>
The column number must be taken from the enum <link linkend="GimpIntStoreColumns"><type>GimpIntStoreColumns</type></link>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>combo_box</parameter>&nbsp;:</term>
<listitem><simpara> a <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>...</parameter>&nbsp;:</term>
<listitem><simpara> pairs of column number and value, terminated with -1
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-append"/>gimp_int_combo_box_append ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_append</primary></indexterm><programlisting><link linkend="void">void</link> gimp_int_combo_box_append (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
...);</programlisting>
<para>
This function provides a convenient way to append items to a
<link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>. It appends a row to the <parameter>combo_box</parameter>'s list store
and calls <link linkend="gtk-list-store-set"><function>gtk_list_store_set()</function></link> for you.
</para>
<para>
The column number must be taken from the enum <link linkend="GimpIntStoreColumns"><type>GimpIntStoreColumns</type></link>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>combo_box</parameter>&nbsp;:</term>
<listitem><simpara> a <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>...</parameter>&nbsp;:</term>
<listitem><simpara> pairs of column number and value, terminated with -1
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-set-active"/>gimp_int_combo_box_set_active ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_set_active</primary></indexterm><programlisting><link linkend="gboolean">gboolean</link> gimp_int_combo_box_set_active (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
<link linkend="gint">gint</link> value);</programlisting>
<para>
Looks up the item that belongs to the given <parameter>value</parameter> and makes it the
selected item in the <parameter>combo_box</parameter>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>combo_box</parameter>&nbsp;:</term>
<listitem><simpara> a <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>value</parameter>&nbsp;:</term>
<listitem><simpara> an integer value
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis>&nbsp;:</term><listitem><simpara> <literal>TRUE</literal> on success or <literal>FALSE</literal> if there was no item for
this value.
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-get-active"/>gimp_int_combo_box_get_active ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_get_active</primary></indexterm><programlisting><link linkend="gboolean">gboolean</link> gimp_int_combo_box_get_active (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
<link linkend="gint">gint</link> *value);</programlisting>
<para>
Retrieves the value of the selected (active) item in the <parameter>combo_box</parameter>.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>combo_box</parameter>&nbsp;:</term>
<listitem><simpara> a <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>value</parameter>&nbsp;:</term>
<listitem><simpara> return location for the integer value
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis>&nbsp;:</term><listitem><simpara> <literal>TRUE</literal> if <parameter>value</parameter> has been set or <literal>FALSE</literal> if no item was
active.
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
<refsect2>
<title><anchor id="gimp-int-combo-box-connect"/>gimp_int_combo_box_connect ()</title>
<indexterm role="GIMP 2.2"><primary>gimp_int_combo_box_connect</primary></indexterm><programlisting><link linkend="gulong">gulong</link> gimp_int_combo_box_connect (<link linkend="GimpIntComboBox">GimpIntComboBox</link> *combo_box,
<link linkend="gint">gint</link> value,
<link linkend="GCallback">GCallback</link> callback,
<link linkend="gpointer">gpointer</link> data);</programlisting>
<para>
A convenience function that sets the inital <parameter>value</parameter> of a
<link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link> and connects <parameter>callback</parameter> to the "changed"
signal.
</para>
<para>
This function also calls the <parameter>callback</parameter> once after setting the
initial <parameter>value</parameter>. This is often convenient when working with combo
boxes that select a default active item (like for example
gimp_drawable_combo_box_new). If you pass an invalid initial
<parameter>value</parameter>, the <parameter>callback</parameter> will be called with the default item active.</para>
<para>
</para><variablelist role="params">
<varlistentry><term><parameter>combo_box</parameter>&nbsp;:</term>
<listitem><simpara> a <link linkend="GimpIntComboBox"><type>GimpIntComboBox</type></link>
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>value</parameter>&nbsp;:</term>
<listitem><simpara> the value to set
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>callback</parameter>&nbsp;:</term>
<listitem><simpara> a callback to connect to the <parameter>combo_box</parameter>'s "changed" signal
</simpara></listitem></varlistentry>
<varlistentry><term><parameter>data</parameter>&nbsp;:</term>
<listitem><simpara> a pointer passed as data to <link linkend="g-signal-connect"><function>g_signal_connect()</function></link>
</simpara></listitem></varlistentry>
<varlistentry><term><emphasis>Returns</emphasis>&nbsp;:</term><listitem><simpara> the signal handler ID as returned by <link linkend="g-signal-connect"><function>g_signal_connect()</function></link>
</simpara></listitem></varlistentry>
</variablelist><para>Since GIMP 2.2
</para></refsect2>
</refsect1>
</refentry>