X-Git-Url: http://git.vpit.fr/?p=perl%2Fscripts%2Fxchat.git;a=blobdiff_plain;f=Xchat%2FXPI%2FUtils.pm;fp=Xchat%2FXPI%2FUtils.pm;h=ad99f0ff0162b140e40634d560a0c4a1d7fc49df;hp=82699db9ca405de9aa5b76e71e7b98ccc655524a;hb=edd1cbfd1a969e16d8df9988eb448a53c97c02e7;hpb=dd329bf05f9a50bd10d79e522334761f9785d7ab

diff --git a/Xchat/XPI/Utils.pm b/Xchat/XPI/Utils.pm
index 82699db..ad99f0f 100644
--- a/Xchat/XPI/Utils.pm
+++ b/Xchat/XPI/Utils.pm
@@ -23,10 +23,35 @@ sub dye_nick {
  return sprintf "\003%d%s", $rcolors[$col % @rcolors], $nick;
 }
 
+sub save_context {
+ my $cur_cxt = get_context;
+ bless \$cur_cxt, 'Xchat::XPI::Utils::ContextGuard';
+}
+
+sub local_context {
+ return unless @_ >= 2;
+ my $code    = pop;
+ my $new_cxt = (@_ == 1) ? $_[0] : find_context(@_);
+ my $cur_cxt = get_context;
+ if (set_context $new_cxt) {
+  my $guard = bless \$cur_cxt, 'Xchat::XPI::Utils::ContextGuard';
+  return $code->();
+ } else {
+  return undef;
+ }
+}
+
+sub Xchat::XPI::Utils::ContextGuard::DESTROY {
+ set_context ${$_[0]};
+}
+
 use base qw<Exporter>;
 
 our @EXPORT         = ();
-our %EXPORT_TAGS    = ('funcs' => [ qw<dye_nick> ]);
+our %EXPORT_TAGS    = ('funcs' => [ qw<
+ dye_nick
+ save_context local_context
+> ]);
 our @EXPORT_OK      = map { @$_ } values %EXPORT_TAGS;
 $EXPORT_TAGS{'all'} = [ @EXPORT_OK ];