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<HTML><HEAD><TITLE>GtkButtonBox</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.61"><LINKREL="HOME"TITLE="GTK+ Reference Manual"HREF="index.html"><LINKREL="UP"TITLE="GTK+ Widgets and Objects"HREF="gtkobjects.html"><LINKREL="PREVIOUS"TITLE="GtkAspectFrame"HREF="gtkaspectframe.html"><LINKREL="NEXT"TITLE="GtkBin"HREF="gtkbin.html"></HEAD><BODYCLASS="REFENTRY"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLEWIDTH="100%"BORDER="0"BGCOLOR="#000000"CELLPADDING="1"CELLSPACING="0"><TR><THCOLSPAN="4"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="5">GTK+ Reference Manual</FONT></TH></TR><TR><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="left"><AHREF="gtkaspectframe.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B><<< Previous Page</B></FONT></A></TD><TDWIDTH="25%"BGCOLOR="#0000C0"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="3"><B><AHREF="index.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Home</B></FONT></A></B></FONT></TD><TDWIDTH="25%"BGCOLOR="#00C000"ALIGN="center"><FONTCOLOR="#FFFFFF"SIZE="3"><B><AHREF="gtkobjects.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Up</B></FONT></A></B></FONT></TD><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="right"><AHREF="gtkbin.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Next Page >>></B></FONT></A></TD></TR></TABLE></DIV><H1><ANAME="GTKBUTTONBOX">GtkButtonBox</A></H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN13624"></A><H2>Name</H2>GtkButtonBox -- Base class for <AHREF="gtkhbuttonbox.html">GtkHButtonBox</A> and <AHREF="gtkvbuttonbox.html">GtkVButtonBox</A></DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN13629"></A><H2>Synopsis</H2><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="SYNOPSIS"> #include <gtk/gtk.h>struct <AHREF="gtkbuttonbox.html#GTKBUTTONBOX-STRUCT">GtkButtonBox</A>;#define <AHREF="gtkbuttonbox.html#GTK-BUTTONBOX-DEFAULT-CAPS">GTK_BUTTONBOX_DEFAULT</A>void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-SIZE-DEFAULT">gtk_button_box_get_child_size_default</A> (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> *min_width, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *min_height);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-IPADDING-DEFAULT">gtk_button_box_get_child_ipadding_default</A> (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> *ipad_x, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *ipad_y);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-SIZE-DEFAULT">gtk_button_box_set_child_size_default</A> (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> min_width, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> min_height);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-IPADDING-DEFAULT">gtk_button_box_set_child_ipadding_default</A> (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> ipad_x, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> ipad_y);<AHREF=../glib/glib-basic-types.html#GINT>gint</A> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-SPACING">gtk_button_box_get_spacing</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget);<AHREF="gtk-standard-enumerations.html#GTKBUTTONBOXSTYLE">GtkButtonBoxStyle</A> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-LAYOUT">gtk_button_box_get_layout</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-SIZE">gtk_button_box_get_child_size</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *min_width, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *min_height);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-IPADDING">gtk_button_box_get_child_ipadding</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *ipad_x, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *ipad_y);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-SPACING">gtk_button_box_set_spacing</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> spacing);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-LAYOUT">gtk_button_box_set_layout</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget, <AHREF="gtk-standard-enumerations.html#GTKBUTTONBOXSTYLE">GtkButtonBoxStyle</A> layout_style);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-SIZE">gtk_button_box_set_child_size</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> min_width, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> min_height);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-IPADDING">gtk_button_box_set_child_ipadding</A> (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> ipad_x, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> ipad_y);void <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-CHILD-REQUISITION">gtk_button_box_child_requisition</A> (<AHREF="gtkwidget.html">GtkWidget</A> *widget, int *nvis_children, int *width, int *height); </PRE></TD></TR></TABLE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13676"></A><H2>Object Hierarchy</H2><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="SYNOPSIS"> <AHREF="gtkobject.html">GtkObject</A> +----<AHREF="gtkwidget.html">GtkWidget</A> +----<AHREF="gtkcontainer.html">GtkContainer</A> +----<AHREF="gtkbox.html">GtkBox</A> +----GtkButtonBox</PRE></TD></TR></TABLE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13683"></A><H2>Description</H2><P> The primary purpose of this class is to keep track of the various propertiesof <AHREF="gtkhbuttonbox.html">GtkHButtonBox</A> and <AHREF="gtkvbuttonbox.html">GtkVButtonBox</A> widgets. </P><P> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-SIZE-DEFAULT">gtk_button_box_get_child_size_default</A>() retrieves the default minimum width and height for widgets in any button box. <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-SIZE-DEFAULT">gtk_button_box_set_child_size_default</A>()changes the default minimum child widget size. </P><P> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-SIZE">gtk_button_box_get_child_size</A>() retrieves the minimum width and height for widgets in a given button box. <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-SIZE">gtk_button_box_set_child_size</A>() allows those properties to be changed. </P><P> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-IPADDING-DEFAULT">gtk_button_box_get_child_ipadding_default</A>() gets the default number of pixels of horizontal and vertical padding that are applied to each button in every button box.<AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-IPADDING-DEFAULT">gtk_button_box_set_child_ipadding_default</A>() allows these defaults to bechanged. </P><P> The internal padding of buttons can be retrieved and changed per button box using<AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-CHILD-IPADDING">gtk_button_box_get_child_ipadding</A>() and <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-CHILD-IPADDING">gtk_button_box_set_child_ipadding</A>()respectively. </P><P> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-SPACING">gtk_button_box_get_spacing</A>() and <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-SPACING">gtk_button_box_set_spacing</A>() retrieve andchange default number of pixels between buttons, respectively. </P><P> <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-GET-LAYOUT">gtk_button_box_get_layout</A>() and <AHREF="gtkbuttonbox.html#GTK-BUTTON-BOX-SET-LAYOUT">gtk_button_box_set_layout</A>() retrieve and alter the methodused to spread the buttons in a button box across the container, respectively. </P><P> </P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13707"></A><H2>Details</H2><DIVCLASS="REFSECT2"><ANAME="AEN13709"></A><H3><ANAME="GTKBUTTONBOX-STRUCT"></A>struct GtkButtonBox</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">struct GtkButtonBox;</PRE></TD></TR></TABLE><P> This is a read-only struct; no members should be modified directly. </P></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13714"></A><H3><ANAME="GTK-BUTTONBOX-DEFAULT-CAPS"></A>GTK_BUTTONBOX_DEFAULT</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">#define GTK_BUTTONBOX_DEFAULT -1</PRE></TD></TR></TABLE><P> Used internally only. </P></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13719"></A><H3><ANAME="GTK-BUTTON-BOX-GET-CHILD-SIZE-DEFAULT"></A>gtk_button_box_get_child_size_default ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_button_box_get_child_size_default (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> *min_width, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *min_height);</PRE></TD></TR></TABLE><P> Retrieves the default minimum width and height for all button boxes, andplaces the values in <TTCLASS="PARAMETER"><I>min_width</I></TT> and <TTCLASS="PARAMETER"><I>min_height</I></TT>, respectively. </P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13728"></A><P></P><TABLEBORDER="0"WIDTH="100%"BGCOLOR="#FFD0D0"CELLSPACING="0"CELLPADDING="4"CLASS="CALSTABLE"><TBODY><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>min_width</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the default minimum width of a child widget.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>min_height</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the default minimum height of a child widget. </TD></TR></TBODY></TABLE><P></P></DIV></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13741"></A><H3><ANAME="GTK-BUTTON-BOX-GET-CHILD-IPADDING-DEFAULT"></A>gtk_button_box_get_child_ipadding_default ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_button_box_get_child_ipadding_default (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> *ipad_x, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> *ipad_y);</PRE></TD></TR></TABLE><P> The internal padding of a button is the amount of space between the outsideof the button and the widget it contains. This function gets the defaultamount of horizontal and vertical padding, placing the results in <TTCLASS="PARAMETER"><I>ipad_x</I></TT>and <TTCLASS="PARAMETER"><I>ipad_y</I></TT>, respectively. </P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13750"></A><P></P><TABLEBORDER="0"WIDTH="100%"BGCOLOR="#FFD0D0"CELLSPACING="0"CELLPADDING="4"CLASS="CALSTABLE"><TBODY><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>ipad_x</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the default horizontal internal button padding.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>ipad_y</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the default vertical internal button padding. </TD></TR></TBODY></TABLE><P></P></DIV></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13763"></A><H3><ANAME="GTK-BUTTON-BOX-SET-CHILD-SIZE-DEFAULT"></A>gtk_button_box_set_child_size_default ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_button_box_set_child_size_default (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> min_width, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> min_height);</PRE></TD></TR></TABLE><P> Sets the default size of child buttons. </P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13770"></A><P></P><TABLEBORDER="0"WIDTH="100%"BGCOLOR="#FFD0D0"CELLSPACING="0"CELLPADDING="4"CLASS="CALSTABLE"><TBODY><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>min_width</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">minimum default width for child buttons.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>min_height</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">minimum default height for child buttons. </TD></TR></TBODY></TABLE><P></P></DIV></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13783"></A><H3><ANAME="GTK-BUTTON-BOX-SET-CHILD-IPADDING-DEFAULT"></A>gtk_button_box_set_child_ipadding_default ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_button_box_set_child_ipadding_default (<AHREF=../glib/glib-basic-types.html#GINT>gint</A> ipad_x, <AHREF=../glib/glib-basic-types.html#GINT>gint</A> ipad_y);</PRE></TD></TR></TABLE><P> Sets the default number of pixels that pad each button in every button box. </P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13790"></A><P></P><TABLEBORDER="0"WIDTH="100%"BGCOLOR="#FFD0D0"CELLSPACING="0"CELLPADDING="4"CLASS="CALSTABLE"><TBODY><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>ipad_x</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">new default horizontal padding.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>ipad_y</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">new default vertical padding. </TD></TR></TBODY></TABLE><P></P></DIV></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13803"></A><H3><ANAME="GTK-BUTTON-BOX-GET-SPACING"></A>gtk_button_box_get_spacing ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING"><AHREF=../glib/glib-basic-types.html#GINT>gint</A> gtk_button_box_get_spacing (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget);</PRE></TD></TR></TABLE><P> Retrieves how much space a button box is placing between each child button. </P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13810"></A><P></P><TABLEBORDER="0"WIDTH="100%"BGCOLOR="#FFD0D0"CELLSPACING="0"CELLPADDING="4"CLASS="CALSTABLE"><TBODY><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>widget</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">a <AHREF="gtkbuttonbox.html">GtkButtonBox</A>.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><ICLASS="EMPHASIS">Returns</I> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the current spacing applied to the buttons in <TTCLASS="PARAMETER"><I>widget</I></TT>. </TD></TR></TBODY></TABLE><P></P></DIV></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13825"></A><H3><ANAME="GTK-BUTTON-BOX-GET-LAYOUT"></A>gtk_button_box_get_layout ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING"><AHREF="gtk-standard-enumerations.html#GTKBUTTONBOXSTYLE">GtkButtonBoxStyle</A> gtk_button_box_get_layout (<AHREF="gtkbuttonbox.html">GtkButtonBox</A> *widget);</PRE></TD></TR></TABLE><P> Retrieves the method being used to arrange the buttons in a button box. </P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13832"></A><P></P⌨️ 快捷键说明
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