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distrib > Mandriva > 2010.1 > i586 > by-pkgid > 8bbba06f6eb6f0632d0990c21e6178cf > files > 473

libgnome32-devel-1.4.2-24mdv2010.1.i586.rpm

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><H1
><A
NAME="GNOMEPROCBAR"
>GnomeProcBar</A
></H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN26423"
></A
><H2
>Name</H2
>GnomeProcBar&nbsp;--&nbsp;Gnome Process Bar</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN26426"
></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="gnomeprocbar.html#GNOMEPROCBAR-STRUCT"
>GnomeProcBar</A
>;
#define     <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR--CLASS-CAPS"
>GNOME_PROC_BAR__CLASS</A
>           (klass)
<GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
>*  <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-NEW"
>gnome_proc_bar_new</A
>              (<GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
> *label,
                                             <GTKDOCLINK
HREF="GINT"
>gint</GTKDOCLINK
> n,
                                             <GTKDOCLINK
HREF="GDKCOLOR"
>GdkColor</GTKDOCLINK
> *colors,
                                             <GTKDOCLINK
HREF="GINT"
>gint</GTKDOCLINK
> (*cb) ());
void        <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-SET-VALUES"
>gnome_proc_bar_set_values</A
>       (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             unsigned <GTKDOCLINK
HREF="VAL"
>val</GTKDOCLINK
>[]);
void        <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-SET-ORIENT"
>gnome_proc_bar_set_orient</A
>       (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             <GTKDOCLINK
HREF="GBOOLEAN"
>gboolean</GTKDOCLINK
> vertical);
void        <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-START"
>gnome_proc_bar_start</A
>            (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             <GTKDOCLINK
HREF="GINT"
>gint</GTKDOCLINK
> gtime,
                                             <GTKDOCLINK
HREF="GPOINTER"
>gpointer</GTKDOCLINK
> data);
void        <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-STOP"
>gnome_proc_bar_stop</A
>             (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb);
void        <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-UPDATE"
>gnome_proc_bar_update</A
>           (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             <GTKDOCLINK
HREF="GDKCOLOR"
>GdkColor</GTKDOCLINK
> *colors);&#13;</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN26452"
></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
>
         +----<GTKDOCLINK
HREF="GTKCONTAINER"
>GtkContainer</GTKDOCLINK
>
               +----<GTKDOCLINK
HREF="GTKBOX"
>GtkBox</GTKDOCLINK
>
                     +----<GTKDOCLINK
HREF="GTKHBOX"
>GtkHBox</GTKDOCLINK
>
                           +----GnomeProcBar</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN26460"
></A
><H2
>Description</H2
><P
>The GnomeProcBar widget is used to display load graphs like cpu usage, memory
and swap load. It is for instance used in the cpumemusage applet and in GTop.&#13;</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN26463"
></A
><H2
>Details</H2
><DIV
CLASS="REFSECT2"
><A
NAME="AEN26465"
></A
><H3
><A
NAME="GNOMEPROCBAR-STRUCT"
></A
>struct GnomeProcBar</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct GnomeProcBar;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26470"
></A
><H3
><A
NAME="GNOME-PROC-BAR--CLASS-CAPS"
></A
>GNOME_PROC_BAR__CLASS()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define GNOME_PROC_BAR__CLASS(klass)	GTK_CHECK_CLASS_CAST (klass, gnome_proc_bar_get_type (), GnomeProcBarClass)</PRE
></TD
></TR
></TABLE
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26475"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>klass</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26484"
></A
><H3
><A
NAME="GNOME-PROC-BAR-NEW"
></A
>gnome_proc_bar_new ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
>*  gnome_proc_bar_new              (<GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
> *label,
                                             <GTKDOCLINK
HREF="GINT"
>gint</GTKDOCLINK
> n,
                                             <GTKDOCLINK
HREF="GDKCOLOR"
>GdkColor</GTKDOCLINK
> *colors,
                                             <GTKDOCLINK
HREF="GINT"
>gint</GTKDOCLINK
> (*cb) ());</PRE
></TD
></TR
></TABLE
><P
>Creates a new Gnome Process Bar with <TT
CLASS="PARAMETER"
><I
>n</I
></TT
> items with the
colors of <TT
CLASS="PARAMETER"
><I
>colors</I
></TT
>. To do automatic updating, you set the <TT
CLASS="PARAMETER"
><I
>cb</I
></TT
> to a function
which takes a single void pointer as an argument and returns <TT
CLASS="LITERAL"
>TRUE</TT
> or <TT
CLASS="LITERAL"
>FALSE</TT
>.
When it returns <TT
CLASS="LITERAL"
>FALSE</TT
> the timer stops running and the function stops getting
called. You need to call <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-START"
>gnome_proc_bar_start</A
> with the time interval and
the data argument that will be passed to the callback to actually start
executing the timer.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26502"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>label</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Either <TT
CLASS="LITERAL"
>NULL</TT
> or a <GTKDOCLINK
HREF="GTKWIDGET"
>GtkWidget</GTKDOCLINK
> that will be shown at the left
side of the process bar.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>n</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Number of items.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>colors</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to an array of <TT
CLASS="PARAMETER"
><I
>n</I
></TT
> <GTKDOCLINK
HREF="GDKCOLOR"
>GdkColor</GTKDOCLINK
> elements.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>cb</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Callback function to update the process bar.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>Returns</I
></SPAN
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> The newly created <A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> widget.</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26532"
></A
><H3
><A
NAME="GNOME-PROC-BAR-SET-VALUES"
></A
>gnome_proc_bar_set_values ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gnome_proc_bar_set_values       (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             unsigned <GTKDOCLINK
HREF="VAL"
>val</GTKDOCLINK
>[]);</PRE
></TD
></TR
></TABLE
><P
>Set the values of <TT
CLASS="PARAMETER"
><I
>pb</I
></TT
> to <TT
CLASS="PARAMETER"
><I
>val</I
></TT
> and redraw it. You will
probably call this function in the callback to update the values.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26542"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>pb</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to a <A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> object</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>Param2</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26556"
></A
><H3
><A
NAME="GNOME-PROC-BAR-SET-ORIENT"
></A
>gnome_proc_bar_set_orient ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gnome_proc_bar_set_orient       (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             <GTKDOCLINK
HREF="GBOOLEAN"
>gboolean</GTKDOCLINK
> vertical);</PRE
></TD
></TR
></TABLE
><P
>Sets the orientation of <TT
CLASS="PARAMETER"
><I
>pb</I
></TT
> to vertical if
<TT
CLASS="PARAMETER"
><I
>vertical</I
></TT
> is <TT
CLASS="LITERAL"
>TRUE</TT
> or to horizontal if <TT
CLASS="PARAMETER"
><I
>vertical</I
></TT
> is <TT
CLASS="LITERAL"
>FALSE</TT
>.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26569"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>pb</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to a <A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> object</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>vertical</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> <TT
CLASS="LITERAL"
>TRUE</TT
> if vertical <TT
CLASS="LITERAL"
>FALSE</TT
> if horizontal</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26585"
></A
><H3
><A
NAME="GNOME-PROC-BAR-START"
></A
>gnome_proc_bar_start ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gnome_proc_bar_start            (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             <GTKDOCLINK
HREF="GINT"
>gint</GTKDOCLINK
> gtime,
                                             <GTKDOCLINK
HREF="GPOINTER"
>gpointer</GTKDOCLINK
> data);</PRE
></TD
></TR
></TABLE
><P
>Start a timer, and call the callback that was set
on <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-NEW"
>gnome_proc_bar_new</A
> with the <TT
CLASS="PARAMETER"
><I
>data</I
></TT
>.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26596"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>pb</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to a <A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> object</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>gtime</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> time interval in ms</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>data</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> data to the callback</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26614"
></A
><H3
><A
NAME="GNOME-PROC-BAR-STOP"
></A
>gnome_proc_bar_stop ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gnome_proc_bar_stop             (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb);</PRE
></TD
></TR
></TABLE
><P
>Stop running the callback in the timer.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26621"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>pb</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to a <A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> object</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN26631"
></A
><H3
><A
NAME="GNOME-PROC-BAR-UPDATE"
></A
>gnome_proc_bar_update ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gnome_proc_bar_update           (<A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> *pb,
                                             <GTKDOCLINK
HREF="GDKCOLOR"
>GdkColor</GTKDOCLINK
> *colors);</PRE
></TD
></TR
></TABLE
><P
>Update <TT
CLASS="PARAMETER"
><I
>pb</I
></TT
> with <TT
CLASS="PARAMETER"
><I
>colors</I
></TT
>. <TT
CLASS="PARAMETER"
><I
>pb</I
></TT
> is not redrawn,
it is only redrawn when you call <A
HREF="gnomeprocbar.html#GNOME-PROC-BAR-SET-VALUES"
>gnome_proc_bar_set_values</A
></P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN26643"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>pb</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to a <A
HREF="gnomeprocbar.html"
>GnomeProcBar</A
> object</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>colors</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
> Pointer to an array of <TT
CLASS="PARAMETER"
><I
>pb</I
></TT
>-&gt;n <GTKDOCLINK
HREF="GDKCOLOR"
>GdkColor</GTKDOCLINK
> elements</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
></DIV
><DIV
CLASS="NAVFOOTER"
><BR
CLEAR="all"><BR><TABLE
WIDTH="100%"
BORDER="0"
BGCOLOR="#000000"
CELLPADDING="1"
CELLSPACING="0"
><TR
><TD
WIDTH="25%"
BGCOLOR="#C00000"
ALIGN="left"
><A
HREF="gnomedocklayout.html"
><FONT
COLOR="#FFFFFF"
SIZE="3"
><B
>&#60;&#60;&#60; Previous Page</B
></FONT
></A
></TD
><TD
WIDTH="25%"
BGCOLOR="#0000C0"
ALIGN="center"
><FONT
COLOR="#FFFFFF"
SIZE="3"
><B
><A
HREF="book1.html"
><FONT
COLOR="#FFFFFF"
SIZE="3"
><B
>Home</B
></FONT
></A
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></FONT
></TD
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WIDTH="25%"
BGCOLOR="#00C000"
ALIGN="center"
><FONT
COLOR="#FFFFFF"
SIZE="3"
><B
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HREF="gnome-objects.html"
><FONT
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SIZE="3"
><B
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>GnomeDockLayout</B
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