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></DIV
><H1
><A
NAME="GTKDIAL"
>GtkDial</A
></H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN25406"
></A
><H2
>Name</H2
>GtkDial&nbsp;--&nbsp;Analog dial widget for number selection.</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN25409"
></A
><H2
>Synopsis</H2
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="SYNOPSIS"
>&#13;#include &lt;gnome.h&gt;


struct      <A
HREF="gtkdial.html#GTKDIAL-STRUCT"
>GtkDial</A
>;
<GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
>*  <A
HREF="gtkdial.html#GTK-DIAL-NEW"
>gtk_dial_new</A
>                    (<GTKDOCLINK
HREF="GTKADJUSTMENT"
>GtkAdjustment</GTKDOCLINK
> *adjustment);
<GTKDOCLINK
HREF="GTKADJUSTMENT"
>GtkAdjustment</GTKDOCLINK
>* <A
HREF="gtkdial.html#GTK-DIAL-GET-ADJUSTMENT"
>gtk_dial_get_adjustment</A
>      (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial);
void        <A
HREF="gtkdial.html#GTK-DIAL-SET-UPDATE-POLICY"
>gtk_dial_set_update_policy</A
>      (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GTKUPDATETYPE"
>GtkUpdateType</GTKDOCLINK
> policy);
void        <A
HREF="gtkdial.html#GTK-DIAL-SET-ADJUSTMENT"
>gtk_dial_set_adjustment</A
>         (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GTKADJUSTMENT"
>GtkAdjustment</GTKDOCLINK
> *adjustment);
<GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      <A
HREF="gtkdial.html#GTK-DIAL-SET-PERCENTAGE"
>gtk_dial_set_percentage</A
>         (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
> percent);
<GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      <A
HREF="gtkdial.html#GTK-DIAL-GET-PERCENTAGE"
>gtk_dial_get_percentage</A
>         (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial);
<GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      <A
HREF="gtkdial.html#GTK-DIAL-SET-VALUE"
>gtk_dial_set_value</A
>              (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
> value);
<GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      <A
HREF="gtkdial.html#GTK-DIAL-GET-VALUE"
>gtk_dial_get_value</A
>              (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial);
void        <A
HREF="gtkdial.html#GTK-DIAL-SET-VIEW-ONLY"
>gtk_dial_set_view_only</A
>          (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GBOOLEAN"
>gboolean</GTKDOCLINK
> view_only);&#13;</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN25442"
></A
><H2
>Object Hierarchy</H2
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="SYNOPSIS"
>&#13;  <GTKDOCLINK
HREF="GTKOBJECT"
>GtkObject</GTKDOCLINK
>
   +----<GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
>
         +----GtkDial</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN25447"
></A
><H2
>Description</H2
><P
>This widget provides an analog dial widget, similar to, for example, a
physical volume control on a stereo. Dial values can be changable or
read-only for value reporting.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN25450"
></A
><H2
>Details</H2
><DIV
CLASS="REFSECT2"
><A
NAME="AEN25452"
></A
><H3
><A
NAME="GTKDIAL-STRUCT"
></A
>struct GtkDial</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct GtkDial;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25457"
></A
><H3
><A
NAME="GTK-DIAL-NEW"
></A
>gtk_dial_new ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
>*  gtk_dial_new                    (<GTKDOCLINK
HREF="GTKADJUSTMENT"
>GtkAdjustment</GTKDOCLINK
> *adjustment);</PRE
></TD
></TR
></TABLE
><P
>This function creates a new GtkDial widget, and ties it to a
specified GtkAdjustment. When the dial is moved, the adjustment is
updated, and vice-versa.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkAdjustment object</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to new GtkDial widget.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25478"
></A
><H3
><A
NAME="GTK-DIAL-GET-ADJUSTMENT"
></A
>gtk_dial_get_adjustment ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GTKADJUSTMENT"
>GtkAdjustment</GTKDOCLINK
>* gtk_dial_get_adjustment      (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial);</PRE
></TD
></TR
></TABLE
><P
>Retrieves the GtkAdjustment associated with the
GtkDial <TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkAdjustment object.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25500"
></A
><H3
><A
NAME="GTK-DIAL-SET-UPDATE-POLICY"
></A
>gtk_dial_set_update_policy ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_dial_set_update_policy      (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GTKUPDATETYPE"
>GtkUpdateType</GTKDOCLINK
> policy);</PRE
></TD
></TR
></TABLE
><P
>Sets the update policy of the GtkDial <TT
CLASS="PARAMETER"
><I
>dial</I
></TT
> to one of either
<TT
CLASS="LITERAL"
>GTK_UPDATE_CONTINUOUS</TT
>, <TT
CLASS="LITERAL"
>GTK_UPDATE_DISCONTINUOUS</TT
>, or
<TT
CLASS="LITERAL"
>GTK_UPDATE_DELAYED</TT
>. Please see Gtk+ documentation for an
explanation of these values.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>policy</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> New policy type</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25525"
></A
><H3
><A
NAME="GTK-DIAL-SET-ADJUSTMENT"
></A
>gtk_dial_set_adjustment ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_dial_set_adjustment         (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GTKADJUSTMENT"
>GtkAdjustment</GTKDOCLINK
> *adjustment);</PRE
></TD
></TR
></TABLE
><P
>Associates a new GtkAdjustment with GtkDial <TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>
widget. The old adjustment is removed and replaced with the new.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkAdjustment object</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25547"
></A
><H3
><A
NAME="GTK-DIAL-SET-PERCENTAGE"
></A
>gtk_dial_set_percentage ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      gtk_dial_set_percentage         (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
> percent);</PRE
></TD
></TR
></TABLE
><P
>Sets the GtkDial's value to <TT
CLASS="PARAMETER"
><I
>percent</I
></TT
> of
<TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>-&gt;adjustment-&gt;upper. The upper value is set when the
GtkAdjustment is created.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>percent</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> New percentage</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> New value of adjustment.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25575"
></A
><H3
><A
NAME="GTK-DIAL-GET-PERCENTAGE"
></A
>gtk_dial_get_percentage ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      gtk_dial_get_percentage         (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial);</PRE
></TD
></TR
></TABLE
><P
>Retrieves the current percentage held in the dial widget.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Current percentage.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25596"
></A
><H3
><A
NAME="GTK-DIAL-SET-VALUE"
></A
>gtk_dial_set_value ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      gtk_dial_set_value              (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
> value);</PRE
></TD
></TR
></TABLE
><P
>Sets the current value held in the GtkDial's
adjustment object to <TT
CLASS="PARAMETER"
><I
>value</I
></TT
>.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>value</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> New value</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> New percentage of value to the adjustment's upper limit.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25623"
></A
><H3
><A
NAME="GTK-DIAL-GET-VALUE"
></A
>gtk_dial_get_value ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GFLOAT"
>gfloat</GTKDOCLINK
>      gtk_dial_get_value              (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial);</PRE
></TD
></TR
></TABLE
><P
>Retrieves the current value helt in the dial widget.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Current value</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN25644"
></A
><H3
><A
NAME="GTK-DIAL-SET-VIEW-ONLY"
></A
>gtk_dial_set_view_only ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_dial_set_view_only          (<A
HREF="gtkdial.html"
>GtkDial</A
> *dial,
                                             <GTKDOCLINK
HREF="GBOOLEAN"
>gboolean</GTKDOCLINK
> view_only);</PRE
></TD
></TR
></TABLE
><P
>Specifies whether or not the user is to be able to
edit the value represented by the dial widget. If <TT
CLASS="PARAMETER"
><I
>view_only</I
></TT
> is
TRUE, the dial will be set to view-only mode, and the user will not 
be able to edit it. If <TT
CLASS="PARAMETER"
><I
>view_only</I
></TT
> is FALSE, the user will be able
to change the value represented.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>dial</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to GtkDial widget</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>view_only</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> TRUE to set dial to read-only, FALSE to edit.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
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