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Comparing rxvt-unicode/src/urxvt.pm (file contents):
Revision 1.201 by sf-exg, Tue Nov 29 19:20:18 2011 UTC vs.
Revision 1.216 by root, Sun Jun 10 13:32:55 2012 UTC

… …
20=head1 DESCRIPTION 20=head1 DESCRIPTION
21 21
22Every time a terminal object gets created, extension scripts specified via 22Every time a terminal object gets created, extension scripts specified via
23the C<perl> resource are loaded and associated with it. 23the C<perl> resource are loaded and associated with it.
24 24
25Scripts are compiled in a 'use strict' and 'use utf8' environment, and 25Scripts are compiled in a 'use strict "vars"' and 'use utf8' environment, and
26thus must be encoded as UTF-8. 26thus must be encoded as UTF-8.
27 27
28Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where 28Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where
29scripts will be shared (but not enabled) for all terminals. 29scripts will be shared (but not enabled) for all terminals.
30 30
… …
446=item $octets 446=item $octets
447 447
448Either binary data or - more common - a text string encoded in a 448Either binary data or - more common - a text string encoded in a
449locale-specific way. 449locale-specific way.
450 450
451=item $keysym
452
453an integer that is a valid X11 keysym code. You can convert a string
454into a keysym and viceversa by using C<XStringToKeysym> and
455C<XKeysymToString>.
456
451=back 457=back
452 458
453=head2 Extension Objects 459=head2 Extension Objects
454 460
455Every perl extension is a perl class. A separate perl object is created 461Every perl extension is a perl class. A separate perl object is created
… …
666resource in the @@RXVT_NAME@@(1) manpage). 672resource in the @@RXVT_NAME@@(1) manpage).
667 673
668The event is simply the action string. This interface is assumed to change 674The event is simply the action string. This interface is assumed to change
669slightly in the future. 675slightly in the future.
670 676
677=item on_register_command $term, $keysym, $modifiermask, $string
678
679Called after parsing a keysym resource but before registering the
680associated binding. If this hook returns TRUE the binding is not
681registered. It can be used to modify a binding by calling
682C<register_command>.
683
671=item on_resize_all_windows $term, $new_width, $new_height 684=item on_resize_all_windows $term, $new_width, $new_height
672 685
673Called just after the new window size has been calculated, but before 686Called just after the new window size has been calculated, but before
674windows are actually being resized or hints are being set. If this hook 687windows are actually being resized or hints are being set. If this hook
675returns TRUE, setting of the window hints is being skipped. 688returns TRUE, setting of the window hints is being skipped.
… …
742=cut 755=cut
743 756
744package urxvt; 757package urxvt;
745 758
746use utf8; 759use utf8;
747use strict; 760use strict 'vars';
748use Carp (); 761use Carp ();
749use Scalar::Util (); 762use Scalar::Util ();
750use List::Util (); 763use List::Util ();
751 764
752our $VERSION = 1; 765our $VERSION = 1;
753our $TERM; 766our $TERM;
754our @TERM_INIT; 767our @TERM_INIT; # should go, prevents async I/O etc.
755our @TERM_EXT; 768our @TERM_EXT; # should go, prevents async I/O etc.
756our @HOOKNAME; 769our @HOOKNAME;
757our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 770our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
758our %OPTION; 771our %OPTION;
759 772
760our $LIBDIR; 773our $LIBDIR;
… …
930 }; 943 };
931} 944}
932 945
933no warnings 'utf8'; 946no warnings 'utf8';
934 947
948sub parse_resource {
949 my ($term, $name, $isarg, $longopt, $flag, $value) = @_;
950
951 $name =~ y/-/./ if $isarg;
952
953 $term->scan_meta;
954
955 my $r = $term->{meta}{resource};
956 keys %$r; # reste iterator
957 while (my ($pattern, $v) = each %$r) {
958 if (
959 $pattern =~ /\.$/
960 ? $pattern eq substr $name, 0, length $pattern
961 : $pattern eq $name
962 ) {
963 $name = "$urxvt::RESCLASS.$name";
964
965 push @{ $term->{perl_ext_3} }, $v->[0];
966
967 if ($v->[1] eq "boolean") {
968 $term->put_option_db ($name, $flag ? "true" : "false");
969 return 1;
970 } else {
971 $term->put_option_db ($name, $value);
972 return 1 + 2;
973 }
974 }
975 }
976
977 0
978}
979
980sub usage {
981 my ($term, $usage_type) = @_;
982
983 $term->scan_meta;
984
985 my $r = $term->{meta}{resource};
986
987 for my $pattern (sort keys %$r) {
988 my ($ext, $type, $desc) = @{ $r->{$pattern} };
989
990 $desc .= " (-pe $ext)";
991
992 if ($usage_type == 1) {
993 $pattern =~ y/./-/;
994 $pattern =~ s/-$/-.../g;
995
996 if ($type eq "boolean") {
997 urxvt::log sprintf " -%-30s %s\n", "/+$pattern", $desc;
998 } else {
999 urxvt::log sprintf " -%-30s %s\n", "$pattern $type", $desc;
1000 }
1001 } else {
1002 $pattern =~ s/\.$/.*/g;
1003 urxvt::log sprintf " %-31s %s\n", "$pattern:", $type;
1004 }
1005 }
1006}
1007
935my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 1008my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
936 1009
937sub verbose { 1010sub verbose {
938 my ($level, $msg) = @_; 1011 my ($level, $msg) = @_;
939 warn "$msg\n" if $level <= $verbosity; 1012 warn "$msg\n" if $level <= $verbosity;
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955 1028
956 open my $fh, "<:raw", $path 1029 open my $fh, "<:raw", $path
957 or die "$path: $!"; 1030 or die "$path: $!";
958 1031
959 my $source = 1032 my $source =
960 "package $pkg; use strict; use utf8; no warnings 'utf8';\n" 1033 "package $pkg; use strict 'vars'; use utf8; no warnings 'utf8';\n"
961 . "#line 1 \"$path\"\n{\n" 1034 . "#line 1 \"$path\"\n{\n"
962 . (do { local $/; <$fh> }) 1035 . (do { local $/; <$fh> })
963 . "\n};\n1"; 1036 . "\n};\n1";
964 1037
965 eval $source 1038 eval $source
… …
975sub invoke { 1048sub invoke {
976 local $TERM = shift; 1049 local $TERM = shift;
977 my $htype = shift; 1050 my $htype = shift;
978 1051
979 if ($htype == 0) { # INIT 1052 if ($htype == 0) { # INIT
980 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$ENV{HOME}/.urxvt/ext", "$LIBDIR/perl"); 1053 my @dirs = $TERM->perl_libdirs;
981 1054
982 my %ext_arg; 1055 my %ext_arg;
983 1056
984 { 1057 {
985 my @init = @TERM_INIT; 1058 my @init = @TERM_INIT;
… …
988 my @pkg = @TERM_EXT; 1061 my @pkg = @TERM_EXT;
989 @TERM_EXT = (); 1062 @TERM_EXT = ();
990 $TERM->register_package ($_) for @pkg; 1063 $TERM->register_package ($_) for @pkg;
991 } 1064 }
992 1065
1066 for (
1067 @{ delete $TERM->{perl_ext_3} },
993 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 1068 grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2
1069 ) {
994 if ($_ eq "default") { 1070 if ($_ eq "default") {
995 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline); 1071 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
996 } elsif (/^-(.*)$/) { 1072 } elsif (/^-(.*)$/) {
997 delete $ext_arg{$1}; 1073 delete $ext_arg{$1};
998 } elsif (/^([^<]+)<(.*)>$/) { 1074 } elsif (/^([^<]+)<(.*)>$/) {
… …
1146=head2 The C<urxvt::anyevent> Class 1222=head2 The C<urxvt::anyevent> Class
1147 1223
1148The sole purpose of this class is to deliver an interface to the 1224The sole purpose of this class is to deliver an interface to the
1149C<AnyEvent> module - any module using it will work inside urxvt without 1225C<AnyEvent> module - any module using it will work inside urxvt without
1150further programming. The only exception is that you cannot wait on 1226further programming. The only exception is that you cannot wait on
1151condition variables, but non-blocking condvar use is ok. What this means 1227condition variables, but non-blocking condvar use is ok.
1152is that you cannot use blocking APIs, but the non-blocking variant should 1228
1153work. 1229In practical terms this means is that you cannot use blocking APIs, but
1230the non-blocking variant should work.
1154 1231
1155=cut 1232=cut
1156 1233
1157our $VERSION = '5.23'; 1234our $VERSION = '5.23';
1158 1235
… …
1252 $self->{_pkg}{$pkg} = $proxy; 1329 $self->{_pkg}{$pkg} = $proxy;
1253 1330
1254 for my $name (@HOOKNAME) { 1331 for my $name (@HOOKNAME) {
1255 if (my $ref = $pkg->can ("on_" . lc $name)) { 1332 if (my $ref = $pkg->can ("on_" . lc $name)) {
1256 $proxy->enable ($name => $ref); 1333 $proxy->enable ($name => $ref);
1334 }
1335 }
1336}
1337
1338sub perl_libdirs {
1339 map { split /:/ }
1340 $_[0]->resource ("perl_lib"),
1341 $ENV{URXVT_PERL_LIB},
1342 "$ENV{HOME}/.urxvt/ext",
1343 "$LIBDIR/perl"
1344}
1345
1346sub scan_meta {
1347 my ($self) = @_;
1348 my @libdirs = perl_libdirs $self;
1349
1350 return if $self->{meta_libdirs} eq join "\x00", @libdirs;
1351
1352 my %meta;
1353
1354 $self->{meta_libdirs} = join "\x00", @libdirs;
1355 $self->{meta} = \%meta;
1356
1357 for my $dir (reverse @libdirs) {
1358 opendir my $fh, $dir
1359 or next;
1360 for my $ext (readdir $fh) {
1361 $ext ne "."
1362 and $ext ne ".."
1363 and open my $fh, "<", "$dir/$ext"
1364 or next;
1365
1366 while (<$fh>) {
1367 if (/^#:META:X_RESOURCE:(.*)/) {
1368 my ($pattern, $type, $desc) = split /:/, $1;
1369 $pattern =~ s/^%(\.|$)/$ext$1/g; # % in pattern == extension name
1370 if ($pattern =~ /[^a-zA-Z0-9\-\.]/) {
1371 warn "$dir/$ext: meta resource '$pattern' contains illegal characters (not alphanumeric nor . nor *)\n";
1372 } else {
1373 $meta{resource}{$pattern} = [$ext, $type, $desc];
1374 }
1375 } elsif (/^\s*(?:#|$)/) {
1376 # skip other comments and empty lines
1377 } else {
1378 last; # stop parsing on first non-empty non-comment line
1379 }
1380 }
1257 } 1381 }
1258 } 1382 }
1259} 1383}
1260 1384
1261=item $term = new urxvt::term $envhashref, $rxvtname, [arg...] 1385=item $term = new urxvt::term $envhashref, $rxvtname, [arg...]
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1382 1506
1383This method should only be called during the C<on_start> hook, as there is 1507This method should only be called during the C<on_start> hook, as there is
1384only one resource database per display, and later invocations might return 1508only one resource database per display, and later invocations might return
1385the wrong resources. 1509the wrong resources.
1386 1510
1511=item $value = $term->x_resource_boolean ($pattern)
1512
1513Like C<x_resource>, above, but interprets the string value as a boolean
1514and returns C<1> for true values, C<0> for false values and C<undef> if
1515the resource or option isn't specified.
1516
1517You should always use this method to parse boolean resources.
1518
1519=cut
1520
1521sub x_resource_boolean {
1522 my $res = &x_resource;
1523
1524 $res =~ /^\s*(?:true|yes|on|1)\s*$/i ? 1 : defined $res && 0
1525}
1526
1387=item $success = $term->parse_keysym ($key, $octets) 1527=item $success = $term->parse_keysym ($key, $octets)
1388 1528
1389Adds a key binding exactly as specified via a resource. See the 1529Adds a key binding exactly as specified via a resource. See the
1390C<keysym> resource in the @@RXVT_NAME@@(1) manpage. 1530C<keysym> resource in the @@RXVT_NAME@@(1) manpage.
1531
1532=item $term->register_command ($keysym, $modifiermask, $string)
1533
1534Adds a key binding. This is a lower level api compared to
1535C<parse_keysym>, as it expects a parsed key description, and can be
1536used only inside either the C<on_init> hook, to add a binding, or the
1537C<on_register_command> hook, to modify a parsed binding.
1391 1538
1392=item $rend = $term->rstyle ([$new_rstyle]) 1539=item $rend = $term->rstyle ([$new_rstyle])
1393 1540
1394Return and optionally change the current rendition. Text that is output by 1541Return and optionally change the current rendition. Text that is output by
1395the terminal application will use this style. 1542the terminal application will use this style.
… …
1608 1755
1609Adds the specified events to the vt event mask. Useful e.g. when you want 1756Adds the specified events to the vt event mask. Useful e.g. when you want
1610to receive pointer events all the times: 1757to receive pointer events all the times:
1611 1758
1612 $term->vt_emask_add (urxvt::PointerMotionMask); 1759 $term->vt_emask_add (urxvt::PointerMotionMask);
1760
1761=item $term->set_urgency ($set)
1762
1763Enable/disable the urgency hint on the toplevel window.
1613 1764
1614=item $term->focus_in 1765=item $term->focus_in
1615 1766
1616=item $term->focus_out 1767=item $term->focus_out
1617 1768
… …
1933=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height) 2084=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1934 2085
1935=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y) 2086=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1936 2087
1937=item $term->XChangeInput ($window, $add_events[, $del_events]) 2088=item $term->XChangeInput ($window, $add_events[, $del_events])
2089
2090=item $keysym = $term->XStringToKeysym ($string)
2091
2092=item $string = $term->XKeysymToString ($keysym)
1938 2093
1939Various X or X-related functions. The C<$term> object only serves as 2094Various X or X-related functions. The C<$term> object only serves as
1940the source of the display, otherwise those functions map more-or-less 2095the source of the display, otherwise those functions map more-or-less
1941directly onto the X functions of the same name. 2096directly onto the X functions of the same name.
1942 2097

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