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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"><title>GtkOptionMenu</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2"><link rel="start" href="index.html" title="GTK+ Reference Manual"><link rel="up" href="DeprecatedObjects.html" title="Deprecated"><link rel="prev" href="GtkOldEditable.html" title="GtkOldEditable"><link rel="next" href="GtkPixmap.html" title="GtkPixmap"><meta name="generator" content="GTK-Doc V1.9 (XML mode)"><link rel="stylesheet" href="style.css" type="text/css"><link rel="part" href="gtk.html" title="Part I. GTK+ Overview"><link rel="part" href="gtkbase.html" title="Part II. GTK+ Core Reference"><link rel="part" href="gtkobjects.html" title="Part III. GTK+ Widgets and Objects"><link rel="chapter" href="ch01.html" title="Object Hierarchy"><link rel="chapter" href="ch02.html" title="Widget Gallery"><link rel="chapter" href="WindowWidgets.html" 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href="glossary.html" title="Glossary"><link rel="index" href="ix01.html" title="Index"><link rel="index" href="ix02.html" title="Index of deprecated symbols"><link rel="index" href="ix03.html" title="Index of new symbols in 2.2"><link rel="index" href="ix04.html" title="Index of new symbols in 2.4"><link rel="index" href="ix05.html" title="Index of new symbols in 2.6"><link rel="index" href="ix06.html" title="Index of new symbols in 2.8"><link rel="index" href="ix07.html" title="Index of new symbols in 2.10"><link rel="index" href="ix08.html" title="Index of new symbols in 2.12"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="GtkOldEditable.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td><td><a accesskey="u" href="DeprecatedObjects.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td><td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td><th width="100%" align="center">GTK+ Reference Manual</th><td><a accesskey="n" href="GtkPixmap.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td></tr><tr><td colspan="5" class="shortcuts"><nobr><a href="#id4565454" class="shortcut">Top</a>  |  <a href="#id4565838" class="shortcut">Description</a>  |  <a href="#id4565624" class="shortcut">Object Hierarchy</a>  |  <a href="#id4565693" class="shortcut">Implemented Interfaces</a>  |  <a href="#id4565723" class="shortcut">Properties</a>  |  <a href="#id4565757" class="shortcut">Style Properties</a>  |  <a href="#id4565810" class="shortcut">Signals</a></nobr></td></tr></table><div class="refentry" lang="en"><a name="GtkOptionMenu"></a><div class="titlepage"></div><div class="refnamediv"><table width="100%"><tr><td valign="top"><h2><a name="id4565454"></a><span class="refentrytitle">GtkOptionMenu</span></h2><p>GtkOptionMenu — A widget used to choose from a list of valid choices</p></td><td valign="top" align="right"></td></tr></table></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">#include <gtk/gtk.h> <a class="link" href="GtkOptionMenu.html#GtkOptionMenu-struct">GtkOptionMenu</a>;<a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* <a class="link" href="GtkOptionMenu.html#gtk-option-menu-new">gtk_option_menu_new</a> (void);<a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* <a class="link" href="GtkOptionMenu.html#gtk-option-menu-get-menu">gtk_option_menu_get_menu</a> (<a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu">GtkOptionMenu</a> *option_menu);void <a class="link" href="GtkOptionMenu.html#gtk-option-menu-set-menu">gtk_option_menu_set_menu</a> (<a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu">GtkOptionMenu</a> *option_menu, <a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a> *menu);void <a class="link" href="GtkOptionMenu.html#gtk-option-menu-remove-menu">gtk_option_menu_remove_menu</a> (<a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu">GtkOptionMenu</a> *option_menu);void <a class="link" href="GtkOptionMenu.html#gtk-option-menu-set-history">gtk_option_menu_set_history</a> (<a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu">GtkOptionMenu</a> *option_menu, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint">guint</a> index_);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint">gint</a> <a class="link" href="GtkOptionMenu.html#gtk-option-menu-get-history">gtk_option_menu_get_history</a> (<a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu">GtkOptionMenu</a> *option_menu);</pre></div><div class="refsect1" lang="en"><a name="id4565624"></a><h2>Object Hierarchy</h2><pre class="synopsis"> <ahref="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a> +----<ahref="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> +----<a class="link" href="GtkObject.html" title="GtkObject">GtkObject</a> +----<a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a> +----<a class="link" href="GtkContainer.html" title="GtkContainer">GtkContainer</a> +----<a class="link" href="GtkBin.html" title="GtkBin">GtkBin</a> +----<a class="link" href="GtkButton.html" title="GtkButton">GtkButton</a> +----GtkOptionMenu</pre></div><div class="refsect1" lang="en"><a name="id4565693"></a><h2>Implemented Interfaces</h2><p>GtkOptionMenu implements AtkImplementorIface and <a class="link" href="gtk-gtkbuildable.html#GtkBuildable">GtkBuildable</a>.</p></div><div class="refsect1" lang="en"><a name="id4565723"></a><h2>Properties</h2><pre class="synopsis"> "<a class="link" href="GtkOptionMenu.html#GtkOptionMenu--menu">menu</a>" <a class="link" href="GtkMenu.html" title="GtkMenu">GtkMenu</a> : Read / Write</pre></div><div class="refsect1" lang="en"><a name="id4565757"></a><h2>Style Properties</h2><pre class="synopsis"> "<a class="link" href="GtkOptionMenu.html#GtkOptionMenu--indicator-size">indicator-size</a>" <a class="link" href="GtkWidget.html#GtkRequisition">GtkRequisition</a> : Read "<a class="link" href="GtkOptionMenu.html#GtkOptionMenu--indicator-spacing">indicator-spacing</a>" <a class="link" href="GtkStyle.html#GtkBorder">GtkBorder</a> : Read</pre></div><div class="refsect1" lang="en"><a name="id4565810"></a><h2>Signals</h2><pre class="synopsis"> "<a class="link" href="GtkOptionMenu.html#GtkOptionMenu-changed">changed</a>" : Run Last</pre></div><div class="refsect1" lang="en"><a name="id4565838"></a><h2>Description</h2><p>A <a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu"><span class="type">GtkOptionMenu</span></a> is a widget that allows the user to choose from alist of valid choices. The <a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu"><span class="type">GtkOptionMenu</span></a> displays the selected choice. When activated the <a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu"><span class="type">GtkOptionMenu</span></a> displays a popup <a class="link" href="GtkMenu.html" title="GtkMenu"><span class="type">GtkMenu</span></a> which allows the user to make a new choice.</p><p>Using a <a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu"><span class="type">GtkOptionMenu</span></a> is simple; build a <a class="link" href="GtkMenu.html" title="GtkMenu"><span class="type">GtkMenu</span></a>, by calling<a class="link" href="GtkMenu.html#gtk-menu-new"><code class="function">gtk_menu_new()</code></a>, then appending menu items to it with <a class="link" href="GtkMenuShell.html#gtk-menu-shell-append"><code class="function">gtk_menu_shell_append()</code></a>. Set that menu on the option menu with <a class="link" href="GtkOptionMenu.html#gtk-option-menu-set-menu"><code class="function">gtk_option_menu_set_menu()</code></a>. Set the selected menu item with<a class="link" href="GtkOptionMenu.html#gtk-option-menu-set-history"><code class="function">gtk_option_menu_set_history()</code></a>; connect to the "changed" signal onthe option menu; in the "changed" signal, check the new selected menu item with <a class="link" href="GtkOptionMenu.html#gtk-option-menu-get-history"><code class="function">gtk_option_menu_get_history()</code></a>.</p><p>As of GTK+ 2.4, <a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu"><span class="type">GtkOptionMenu</span></a> has been deprecated in favor of <a class="link" href="GtkComboBox.html" title="GtkComboBox"><span class="type">GtkComboBox</span></a>.</p></div><div class="refsect1" lang="en"><a name="id4565986"></a><h2>Details</h2><div class="refsect2" lang="en"><a name="id4565997"></a><h3><a name="GtkOptionMenu-struct"></a>GtkOptionMenu</h3><a class="indexterm" name="id4566010"></a><pre class="programlisting">typedef struct _GtkOptionMenu GtkOptionMenu;</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">GtkOptionMenu</code> has been deprecated since version 2.4 and should not be used in newly-written code. Use <a class="link" href="GtkComboBox.html" title="GtkComboBox"><span class="type">GtkComboBox</span></a> instead.</p></div><p>The <a class="link" href="GtkOptionMenu.html#GtkOptionMenu-struct"><span class="type">GtkOptionMenu</span></a> struct contains private data only, and should be accessed using the functions below.</p></div><hr><div class="refsect2" lang="en"><a name="id4566057"></a><h3><a name="gtk-option-menu-new"></a>gtk_option_menu_new ()</h3><a class="indexterm" name="id4566072"></a><pre class="programlisting"><a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* gtk_option_menu_new (void);</pre><div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Warning</h3><p><code class="literal">gtk_option_menu_new</code> has been deprecated since version 2.4 and should not be used in newly-written code. Use <a class="link" href="GtkComboBox.html" title="GtkComboBox"><span class="type">GtkComboBox</span></a> instead.</p></div><p>Creates a new <a class="link" href="GtkOptionMenu.html" title="GtkOptionMenu"><span class="type">GtkOptionMenu</span></a>.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr>⌨️ 快捷键说明
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