/usr/share/mgm/modules/linux/context is in mgm 1.1.svn.20080520-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | # -*-Perl-*-
# instances allowed: one
# (single instance modules would be silly to use more than one of
# anyway, so we use package local storage. This is faster and places
# less artificial load on the machine than doing everything through
# the object hash)
package MGMmodule::context;
use vars qw($xpath $context $prev $widget $graph $lastmod);
# class init
sub module_init{
my$this=shift;
my$toplevel=$this->{"toplevel"};
my$xclass=$this->{"xclass"};
# is the helper up and running?
if(!defined($MGMmodule::helperST::proc{"ctxt"})){
$toplevel->optionAdd("$xclass.active",'false',21);
}
$toplevel->optionAdd("$xclass.order",3,21);
$this;
}
# instance init
sub module_instance{
my$this=shift;
my$toplevel=$this->{"toplevel"};
return undef if(defined($xpath));
$xpath=$this->{"xpath"};
# modify defaults
$toplevel->optionAdd("$xpath.bar.0.label", "context",21);
$toplevel->optionAdd("$xpath.scalereturn", 30,21);
$toplevel->optionAdd("$xpath.scalewidadj", 80,21);
$toplevel->optionAdd("$xpath.scalelenadj", 60,21);
# this relies on the above defaults
my($minx,$miny)=MGM::Graph::calcxysize($this,1024*1024*512,
'/s',1);
$toplevel->optionAdd("$xpath.minx", $minx,21);
$toplevel->optionAdd("$xpath.miny", $miny,21);
$this;
}
# instance widget build
sub module_run{
my$this=shift;
$graph=MGM::Graph->new($this,num=>1,
prompt=>'/s',
minscale=>1024);
$lastmod=-1;
$widget=$graph->{"widget"}; # must return the widget
}
sub read_proc{
# now uses the 00helper to save on opens
($context)=split ' ',$MGMmodule::helperST::proc{"ctxt"};
}
sub module_update{
my$this=shift;
# don't update unless the helper has
if($lastmod!=$MGMmodule::helperST::lastmod){
my$time=$MGMmodule::helperST::lastmod;
$this->read_proc;
if(defined($prev)){
my$f=($context-$prev)/($time-$lastmod)*100;
# don't be clever and only call set if values change; set must
# be called each refresh period or the graph will get
# confused.
$graph->set($f);
}
$prev=$context;
$lastmod=$time;
}
}
sub destroy{
undef $xpath;
}
bless {};
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