📄 gtkalignment.html
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<HTML><HEAD><TITLE>GtkAlignment</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="GtkAdjustment"HREF="gtkadjustment.html"><LINKREL="NEXT"TITLE="GtkArrow"HREF="gtkarrow.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="gtkadjustment.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="gtkarrow.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Next Page >>></B></FONT></A></TD></TR></TABLE></DIV><H1><ANAME="GTKALIGNMENT">GtkAlignment</A></H1><DIVCLASS="REFNAMEDIV"><ANAME="AEN13173"></A><H2>Name</H2>GtkAlignment -- a widget which controls the alignment and size of its child.</DIV><DIVCLASS="REFSYNOPSISDIV"><ANAME="AEN13176"></A><H2>Synopsis</H2><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="SYNOPSIS"> #include <gtk/gtk.h>struct <AHREF="gtkalignment.html#GTKALIGNMENT-STRUCT">GtkAlignment</A>;<AHREF="gtkwidget.html">GtkWidget</A>* <AHREF="gtkalignment.html#GTK-ALIGNMENT-NEW">gtk_alignment_new</A> (<AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xscale, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yscale);void <AHREF="gtkalignment.html#GTK-ALIGNMENT-SET">gtk_alignment_set</A> (<AHREF="gtkalignment.html">GtkAlignment</A> *alignment, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xscale, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yscale); </PRE></TD></TR></TABLE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13192"></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="gtkbin.html">GtkBin</A> +----GtkAlignment</PRE></TD></TR></TABLE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13199"></A><H2>Args</H2><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="SYNOPSIS"> "<AHREF="gtkalignment.html#GTKALIGNMENT--XALIGN">xalign</A>" <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write "<AHREF="gtkalignment.html#GTKALIGNMENT--YALIGN">yalign</A>" <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write "<AHREF="gtkalignment.html#GTKALIGNMENT--XSCALE">xscale</A>" <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write "<AHREF="gtkalignment.html#GTKALIGNMENT--YSCALE">yscale</A>" <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write</PRE></TD></TR></TABLE></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13210"></A><H2>Description</H2><P>The <AHREF="gtkalignment.html">GtkAlignment</A> widget controls the alignment and size of its child widget.It has four settings: xscale, yscale, xalign, and yalign.</P><P>The scale settings are used to specify how much the child widget shouldexpand to fill the space allocated to the <AHREF="gtkalignment.html">GtkAlignment</A>.The values can range from 0 (meaning the child doesn't expand at all) to1 (meaning the child expands to fill all of the available space).</P><P>The align settings are used to place the child widget within the availablearea. The values range from 0 (top or left) to 1 (bottom or right).Of course, if the scale settings are both set to 1, the alignment settingshave no effect.</P></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13217"></A><H2>Details</H2><DIVCLASS="REFSECT2"><ANAME="AEN13219"></A><H3><ANAME="GTKALIGNMENT-STRUCT"></A>struct GtkAlignment</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">struct GtkAlignment;</PRE></TD></TR></TABLE><P>The <AHREF="gtkalignment.html#GTKALIGNMENT-STRUCT">GtkAlignment</A> struct contains private data only, and shouldbe accessed using the functions below.</P></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13225"></A><H3><ANAME="GTK-ALIGNMENT-NEW"></A>gtk_alignment_new ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING"><AHREF="gtkwidget.html">GtkWidget</A>* gtk_alignment_new (<AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xscale, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yscale);</PRE></TD></TR></TABLE><P>Creates a new <AHREF="gtkalignment.html">GtkAlignment</A>.</P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13236"></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>xalign</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the horizontal alignment of the child widget, from 0 (left) to 1(right).</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>yalign</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the vertical alignment of the child widget, from 0 (top) to 1(bottom).</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>xscale</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the amount that the child widget expands horizontally to fill upunused space, from 0 to 1.A value of 0 indicates that the child widget should never expand.A value of 1 indicates that the child widget will expand to fill all of thespace allocated for the <AHREF="gtkalignment.html">GtkAlignment</A>.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>yscale</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the amount that the child widget expands vertically to fill upunused space, from 0 to 1. The values are similar to <TTCLASS="PARAMETER"><I>xscale</I></TT>.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><ICLASS="EMPHASIS">Returns</I> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the new <AHREF="gtkalignment.html">GtkAlignment</A>. </TD></TR></TBODY></TABLE><P></P></DIV></DIV><HR><DIVCLASS="REFSECT2"><ANAME="AEN13264"></A><H3><ANAME="GTK-ALIGNMENT-SET"></A>gtk_alignment_set ()</H3><TABLEBORDER="0"BGCOLOR="#D6E8FF"WIDTH="100%"CELLPADDING="6"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_alignment_set (<AHREF="gtkalignment.html">GtkAlignment</A> *alignment, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yalign, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> xscale, <AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> yscale);</PRE></TD></TR></TABLE><P>Sets the <AHREF="gtkalignment.html">GtkAlignment</A> values.</P><DIVCLASS="INFORMALTABLE"><ANAME="AEN13275"></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>alignment</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">a <AHREF="gtkalignment.html">GtkAlignment</A>.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>xalign</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the horizontal alignment of the child widget, from 0 (left) to 1(right).</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>yalign</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the vertical alignment of the child widget, from 0 (top) to 1(bottom).</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>xscale</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the amount that the child widget expands horizontally to fill upunused space, from 0 to 1.A value of 0 indicates that the child widget should never expand.A value of 1 indicates that the child widget will expand to fill all of thespace allocated for the <AHREF="gtkalignment.html">GtkAlignment</A>.</TD></TR><TR><TDWIDTH="20%"ALIGN="RIGHT"VALIGN="TOP"><TTCLASS="PARAMETER"><I>yscale</I></TT> :</TD><TDWIDTH="80%"ALIGN="LEFT"VALIGN="TOP">the amount that the child widget expands vertically to fill upunused space, from 0 to 1. The values are similar to <TTCLASS="PARAMETER"><I>xscale</I></TT>. </TD></TR></TBODY></TABLE><P></P></DIV></DIV></DIV><DIVCLASS="REFSECT1"><ANAME="AEN13303"></A><H2>Args</H2><P></P><DIVCLASS="VARIABLELIST"><DL><DT><ANAME="GTKALIGNMENT--XALIGN"></A>"<TTCLASS="LITERAL">xalign</TT>" (<AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write)</DT><DD><P>the horizontal alignment of the child widget, from 0 (left) to 1 (right).</P></DD><DT><ANAME="GTKALIGNMENT--YALIGN"></A>"<TTCLASS="LITERAL">yalign</TT>" (<AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write)</DT><DD><P>the vertical alignment of the child widget, from 0 (top) to 1 (bottom).</P></DD><DT><ANAME="GTKALIGNMENT--XSCALE"></A>"<TTCLASS="LITERAL">xscale</TT>" (<AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write)</DT><DD><P>the amount that the child widget expands horizontally to fill upunused space, from 0 to 1.A value of 0 indicates that the child widget should never expand.A value of 1 indicates that the child widget will expand to fill all of thespace allocated for the <AHREF="gtkalignment.html">GtkAlignment</A>.</P></DD><DT><ANAME="GTKALIGNMENT--YSCALE"></A>"<TTCLASS="LITERAL">yscale</TT>" (<AHREF=../glib/glib-basic-types.html#GFLOAT>gfloat</A> : Read / Write)</DT><DD><P>the amount that the child widget expands vertically to fill upunused space, from 0 to 1. The values are similar to <TTCLASS="PARAMETER"><I>xscale</I></TT>.</P></DD></DL></DIV></DIV><DIVCLASS="NAVFOOTER"><BRCLEAR="all"><BR><TABLEWIDTH="100%"BORDER="0"BGCOLOR="#000000"CELLPADDING="1"CELLSPACING="0"><TR><TDWIDTH="25%"BGCOLOR="#C00000"ALIGN="left"><AHREF="gtkadjustment.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="gtkarrow.html"><FONTCOLOR="#FFFFFF"SIZE="3"><B>Next Page >>></B></FONT></A></TD></TR><TR><TDCOLSPAN="2"ALIGN="left"><FONTCOLOR="#FFFFFF"SIZE="3"><B>GtkAdjustment</B></FONT></TD><TDCOLSPAN="2"ALIGN="right"><FONTCOLOR="#FFFFFF"SIZE="3"><B>GtkArrow</B></FONT></TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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