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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>GtkEventBox</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="MiscObjects.html" title="Miscellaneous"><link rel="prev" href="GtkDrawingArea.html" title="GtkDrawingArea"><link rel="next" href="GtkHandleBox.html" title="GtkHandleBox"><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="GtkDrawingArea.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td><td><a accesskey="u" href="MiscObjects.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="GtkHandleBox.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="#id4220033" class="shortcut">Top</a>  |  <a href="#id4220323" class="shortcut">Description</a>  |  <a href="#id4220180" class="shortcut">Object Hierarchy</a>  |  <a href="#id4220241" class="shortcut">Implemented Interfaces</a>  |  <a href="#id4220271" class="shortcut">Properties</a></nobr></td></tr></table><div class="refentry" lang="en"><a name="GtkEventBox"></a><div class="titlepage"></div><div class="refnamediv"><table width="100%"><tr><td valign="top"><h2><a name="id4220033"></a><span class="refentrytitle">GtkEventBox</span></h2><p>GtkEventBox — A widget used to catch events for widgets which do not have their own window</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="GtkEventBox.html#GtkEventBox-struct">GtkEventBox</a>;<a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* <a class="link" href="GtkEventBox.html#gtk-event-box-new">gtk_event_box_new</a> (void);void <a class="link" href="GtkEventBox.html#gtk-event-box-set-above-child">gtk_event_box_set_above_child</a> (<a class="link" href="GtkEventBox.html" title="GtkEventBox">GtkEventBox</a> *event_box, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> above_child);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> <a class="link" href="GtkEventBox.html#gtk-event-box-get-above-child">gtk_event_box_get_above_child</a> (<a class="link" href="GtkEventBox.html" title="GtkEventBox">GtkEventBox</a> *event_box);void <a class="link" href="GtkEventBox.html#gtk-event-box-set-visible-window">gtk_event_box_set_visible_window</a> (<a class="link" href="GtkEventBox.html" title="GtkEventBox">GtkEventBox</a> *event_box, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> visible_window);<ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> <a class="link" href="GtkEventBox.html#gtk-event-box-get-visible-window">gtk_event_box_get_visible_window</a> (<a class="link" href="GtkEventBox.html" title="GtkEventBox">GtkEventBox</a> *event_box);</pre></div><div class="refsect1" lang="en"><a name="id4220180"></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> +----GtkEventBox</pre></div><div class="refsect1" lang="en"><a name="id4220241"></a><h2>Implemented Interfaces</h2><p>GtkEventBox implements AtkImplementorIface and <a class="link" href="gtk-gtkbuildable.html#GtkBuildable">GtkBuildable</a>.</p></div><div class="refsect1" lang="en"><a name="id4220271"></a><h2>Properties</h2><pre class="synopsis"> "<a class="link" href="GtkEventBox.html#GtkEventBox--above-child">above-child</a>" <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> : Read / Write "<a class="link" href="GtkEventBox.html#GtkEventBox--visible-window">visible-window</a>" <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> : Read / Write</pre></div><div class="refsect1" lang="en"><a name="id4220323"></a><h2>Description</h2><p>The <a class="link" href="GtkEventBox.html" title="GtkEventBox"><span class="type">GtkEventBox</span></a> widget is a subclass of <a class="link" href="GtkBin.html" title="GtkBin"><span class="type">GtkBin</span></a> which also has its own window.It is useful since it allows you to catch events for widgets which do nothave their own window.</p></div><div class="refsect1" lang="en"><a name="id4220355"></a><h2>Details</h2><div class="refsect2" lang="en"><a name="id4220365"></a><h3><a name="GtkEventBox-struct"></a>GtkEventBox</h3><a class="indexterm" name="id4220378"></a><pre class="programlisting">typedef struct _GtkEventBox GtkEventBox;</pre><p>The <a class="link" href="GtkEventBox.html#GtkEventBox-struct"><span class="type">GtkEventBox</span></a> struct contains private data only, andshould be accessed using the functions below.</p></div><hr><div class="refsect2" lang="en"><a name="id4220404"></a><h3><a name="gtk-event-box-new"></a>gtk_event_box_new ()</h3><a class="indexterm" name="id4220416"></a><pre class="programlisting"><a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>* gtk_event_box_new (void);</pre><p>Creates a new <a class="link" href="GtkEventBox.html" title="GtkEventBox"><span class="type">GtkEventBox</span></a>.</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td><td>a new <a class="link" href="GtkEventBox.html" title="GtkEventBox"><span class="type">GtkEventBox</span></a>.</td></tr></tbody></table></div></div><hr><div class="refsect2" lang="en"><a name="id4220468"></a><h3><a name="gtk-event-box-set-above-child"></a>gtk_event_box_set_above_child ()</h3><a class="indexterm" name="id4220484"></a><pre class="programlisting">void gtk_event_box_set_above_child (<a class="link" href="GtkEventBox.html" title="GtkEventBox">GtkEventBox</a> *event_box, <ahref="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean">gboolean</a> above_child);</pre><p>Set whether the event box window is positioned above the windows of its child,as opposed to below it. If the window is above, all events inside theevent box will go to the event box. If the window is below, eventsin windows of child widgets will first got to that widget, and thento its parents.</p>⌨️ 快捷键说明
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