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Comparing rxvt-unicode/src/urxvt.pm (file contents):
Revision 1.56 by root, Sun Jan 8 05:52:42 2006 UTC vs.
Revision 1.74 by root, Tue Jan 10 04:26:54 2006 UTC

58 58
59=back 59=back
60 60
61=item option-popup (enabled by default) 61=item option-popup (enabled by default)
62 62
63Binds a popup menu to Ctrl-Button3 that lets you toggle (some) options at 63Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at
64runtime. 64runtime.
65
66=item selection-popup (enabled by default)
67
68Binds a popup menu to Ctrl-Button3 that lets you convert the selection
69text into various other formats/action.
70
71=item searchable-scrollback<hotkey> (enabled by default)
72
73Adds regex search functionality to the scrollback buffer, triggered
74by a hotkey (default: C<M-s>). When in search mode, normal terminal
75input/output is suspended.
76
77C</> starts an incremental regex search, C<n> searches further, C<p> or
78C<N> jump to the previous match, C<G> jumps to the bottom and clears the
79history, C<enter> leaves search mode at the current position and C<escape>
80returns to the original position.
65 81
66=item digital-clock 82=item digital-clock
67 83
68Displays a digital clock using the built-in overlay. 84Displays a digital clock using the built-in overlay.
69 85
119Either binary data or - more common - a text string encoded in a 135Either binary data or - more common - a text string encoded in a
120locale-specific way. 136locale-specific way.
121 137
122=back 138=back
123 139
140=head2 Extension Objects
141
142Very perl extension is a perl class. A separate perl object is created
143for each terminal and each extension and passed as the first parameter to
144hooks. So extensions can use their C<$self> object without having to think
145about other extensions, with the exception of methods and members that
146begin with an underscore character C<_>: these are reserved for internal
147use.
148
149Although it isn't a C<urxvt::term> object, you can call all methods of the
150C<urxvt::term> class on this object.
151
152It has the following methods and data members:
153
154=over 4
155
156=item $urxvt_term = $self->{term}
157
158Returns the C<urxvt::term> object associated with this instance of the
159extension. This member I<must not> be changed in any way.
160
161=item $self->enable ($hook_name => $cb, [$hook_name => $cb..])
162
163Dynamically enable the given hooks (named without the C<on_> prefix) for
164this extension, replacing any previous hook. This is useful when you want
165to overwrite time-critical hooks only temporarily.
166
167=item $self->disable ($hook_name[, $hook_name..])
168
169Dynamically disable the given hooks.
170
171=back
172
124=head2 Hooks 173=head2 Hooks
125 174
126The following subroutines can be declared in extension files, and will be 175The following subroutines can be declared in extension files, and will be
127called whenever the relevant event happens. 176called whenever the relevant event happens.
128 177
129The first argument passed to them is an object private to each terminal 178The first argument passed to them is an extension oject as described in
130and extension package. You can call all C<urxvt::term> methods on it, but 179the in the C<Extension Objects> section.
131its not a real C<urxvt::term> object. Instead, the real C<urxvt::term>
132object that is shared between all packages is stored in the C<term>
133member. It is, however, blessed intot he package of the extension script,
134so for all practical purposes you can treat an extension script as a class.
135 180
136All of them must return a boolean value. If it is true, then the event 181B<All> of these hooks must return a boolean value. If it is true, then the
137counts as being I<consumed>, and the invocation of other hooks is skipped, 182event counts as being I<consumed>, and the invocation of other hooks is
138and the relevant action might not be carried out by the C++ code. 183skipped, and the relevant action might not be carried out by the C++ code.
139 184
140When in doubt, return a false value (preferably C<()>). 185I<< When in doubt, return a false value (preferably C<()>). >>
141 186
142=over 4 187=over 4
143 188
144=item on_init $term 189=item on_init $term
145 190
199than the scroll back buffer or the terminal. 244than the scroll back buffer or the terminal.
200 245
201It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 246It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
202$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total 247$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
203number of lines that will be in the scrollback buffer. 248number of lines that will be in the scrollback buffer.
204
205=item on_tty_activity $term *NYI*
206
207Called whenever the program(s) running in the urxvt window send output.
208 249
209=item on_osc_seq $term, $string 250=item on_osc_seq $term, $string
210 251
211Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 252Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
212operating system command) is processed. Cursor position and other state 253operating system command) is processed. Cursor position and other state
225can filter/change and output the text yourself by returning a true value 266can filter/change and output the text yourself by returning a true value
226and calling C<< $term->scr_add_lines >> yourself. Please note that this 267and calling C<< $term->scr_add_lines >> yourself. Please note that this
227might be very slow, however, as your hook is called for B<all> text being 268might be very slow, however, as your hook is called for B<all> text being
228output. 269output.
229 270
271=item on_tt_write $term, $octets
272
273Called whenever some data is written to the tty/pty and can be used to
274suppress or filter tty input.
275
230=item on_line_update $term, $row 276=item on_line_update $term, $row
231 277
232Called whenever a line was updated or changed. Can be used to filter 278Called whenever a line was updated or changed. Can be used to filter
233screen output (e.g. underline urls or other useless stuff). Only lines 279screen output (e.g. underline urls or other useless stuff). Only lines
234that are being shown will be filtered, and, due to performance reasons, 280that are being shown will be filtered, and, due to performance reasons,
266=item on_focus_out $term 312=item on_focus_out $term
267 313
268Called wheneever the window loses keyboard focus, before rxvt-unicode does 314Called wheneever the window loses keyboard focus, before rxvt-unicode does
269focus out processing. 315focus out processing.
270 316
271=item on_key_press $term, $event, $octets 317=item on_key_press $term, $event, $keysym, $octets
272 318
273=item on_key_release $term, $event 319=item on_key_release $term, $event, $keysym
274 320
275=item on_button_press $term, $event 321=item on_button_press $term, $event
276 322
277=item on_button_release $term, $event 323=item on_button_release $term, $event
278 324
332that calls this function. 378that calls this function.
333 379
334Using this function has the advantage that its output ends up in the 380Using this function has the advantage that its output ends up in the
335correct place, e.g. on stderr of the connecting urxvtc client. 381correct place, e.g. on stderr of the connecting urxvtc client.
336 382
383=item $is_safe = urxvt::safe
384
385Returns true when it is safe to do potentially unsafe things, such as
386evaluating perl code specified by the user. This is true when urxvt was
387started setuid or setgid.
388
337=item $time = urxvt::NOW 389=item $time = urxvt::NOW
338 390
339Returns the "current time" (as per the event loop). 391Returns the "current time" (as per the event loop).
340 392
341=item urxvt::CurrentTime 393=item urxvt::CurrentTime
404 456
405package urxvt; 457package urxvt;
406 458
407use utf8; 459use utf8;
408use strict; 460use strict;
461use Carp ();
409use Scalar::Util (); 462use Scalar::Util ();
410use List::Util (); 463use List::Util ();
411 464
412our $VERSION = 1; 465our $VERSION = 1;
413our $TERM; 466our $TERM;
414our @HOOKNAME; 467our @HOOKNAME;
468our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
415our %OPTION; 469our %OPTION;
470
416our $LIBDIR; 471our $LIBDIR;
472our $RESNAME;
473our $RESCLASS;
474our $RXVTNAME;
417 475
418BEGIN { 476BEGIN {
419 urxvt->bootstrap; 477 urxvt->bootstrap;
420 478
421 # overwrite perl's warn 479 # overwrite perl's warn
423 my $msg = join "", @_; 481 my $msg = join "", @_;
424 $msg .= "\n" 482 $msg .= "\n"
425 unless $msg =~ /\n$/; 483 unless $msg =~ /\n$/;
426 urxvt::warn ($msg); 484 urxvt::warn ($msg);
427 }; 485 };
486
487 delete $ENV{IFS};
488 delete $ENV{CDPATH};
489 delete $ENV{BASH_ENV};
490 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
428} 491}
429 492
430my @hook_count; 493my @hook_count;
431my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 494my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
432 495
433sub verbose { 496sub verbose {
434 my ($level, $msg) = @_; 497 my ($level, $msg) = @_;
435 warn "$msg\n" if $level <= $verbosity; 498 warn "$msg\n" if $level <= $verbosity;
436} 499}
437 500
438# find on_xxx subs in the package and register them
439# as hooks
440sub register_package($) {
441 my ($pkg) = @_;
442
443 for my $htype (0.. $#HOOKNAME) {
444 my $name = $HOOKNAME[$htype];
445
446 my $ref = $pkg->can ("on_" . lc $name)
447 or next;
448
449 $TERM->{_hook}[$htype]{$pkg} = $ref;
450 $hook_count[$htype]++
451 or set_should_invoke $htype, 1;
452 }
453}
454
455my $extension_pkg = "extension0000"; 501my $extension_pkg = "extension0000";
456my %extension_pkg; 502my %extension_pkg;
457 503
458# load a single script into its own package, once only 504# load a single script into its own package, once only
459sub extension_package($) { 505sub extension_package($) {
465 verbose 3, "loading extension '$path' into package '$pkg'"; 511 verbose 3, "loading extension '$path' into package '$pkg'";
466 512
467 open my $fh, "<:raw", $path 513 open my $fh, "<:raw", $path
468 or die "$path: $!"; 514 or die "$path: $!";
469 515
516 my $source = untaint
470 my $source = "package $pkg; use strict; use utf8;\n" 517 "package $pkg; use strict; use utf8;\n"
471 . "use base urxvt::term::proxy::;\n" 518 . "use base urxvt::term::extension::;\n"
472 . "#line 1 \"$path\"\n{\n" 519 . "#line 1 \"$path\"\n{\n"
473 . (do { local $/; <$fh> }) 520 . (do { local $/; <$fh> })
474 . "\n};\n1"; 521 . "\n};\n1";
475 522
523 eval $source
476 eval $source or die "$path: $@"; 524 or die "$path: $@";
477 525
478 $pkg 526 $pkg
479 } 527 }
480} 528}
481 529
487 my $htype = shift; 535 my $htype = shift;
488 536
489 if ($htype == 0) { # INIT 537 if ($htype == 0) { # INIT
490 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 538 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
491 539
492 my %want_ext; 540 my %ext_arg;
493 541
494 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 542 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
495 if ($_ eq "default") { 543 if ($_ eq "default") {
496 $want_ext{$_}++ for qw(selection option-popup); 544 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback);
497 } elsif (/^-(.*)$/) { 545 } elsif (/^-(.*)$/) {
498 delete $want_ext{$1}; 546 delete $ext_arg{$1};
547 } elsif (/^([^<]+)<(.*)>$/) {
548 push @{ $ext_arg{$1} }, $2;
499 } else { 549 } else {
500 $want_ext{$_}++; 550 $ext_arg{$_} ||= [];
501 } 551 }
502 } 552 }
503 553
504 for my $ext (keys %want_ext) { 554 while (my ($ext, $argv) = each %ext_arg) {
505 my @files = grep -f $_, map "$_/$ext", @dirs; 555 my @files = grep -f $_, map "$_/$ext", @dirs;
506 556
507 if (@files) { 557 if (@files) {
508 register_package extension_package $files[0]; 558 $TERM->register_package (extension_package $files[0], $argv);
509 } else { 559 } else {
510 warn "perl extension '$ext' not found in perl library search path\n"; 560 warn "perl extension '$ext' not found in perl library search path\n";
511 } 561 }
512 } 562 }
513 563
522 if $verbosity >= 10; 572 if $verbosity >= 10;
523 573
524 keys %$cb; 574 keys %$cb;
525 575
526 while (my ($pkg, $cb) = each %$cb) { 576 while (my ($pkg, $cb) = each %$cb) {
527 eval { 577 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) }
528 $retval = $cb->(
529 $TERM->{_pkg}{$pkg} ||= do {
530 my $proxy = bless { }, $pkg;
531 Scalar::Util::weaken ($proxy->{term} = $TERM);
532 $proxy
533 },
534 @_,
535 ) and last; 578 and last;
579
580 if ($@) {
581 $TERM->ungrab; # better to lose the grab than the session
582 warn $@;
536 }; 583 }
537 warn $@ if $@;#d#
538 } 584 }
539 } 585 }
540 586
541 if ($htype == 1) { # DESTROY 587 if ($htype == 1) { # DESTROY
542 # remove hooks if unused
543 if (my $hook = $TERM->{_hook}) { 588 if (my $hook = delete $TERM->{_hook}) {
544 for my $htype (0..$#$hook) { 589 for my $htype (0..$#$hook) {
545 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } 590 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} }
546 or set_should_invoke $htype, 0; 591 or set_should_invoke $htype, 0;
547 } 592 }
548 } 593 }
555 } 600 }
556 601
557 $retval 602 $retval
558} 603}
559 604
560# urxvt::term::proxy 605# urxvt::term::extension
561 606
562sub urxvt::term::proxy::AUTOLOAD { 607package urxvt::term::extension;
563 $urxvt::term::proxy::AUTOLOAD =~ /:([^:]+)$/ 608
609sub enable {
610 my ($self, %hook) = @_;
611 my $pkg = $self->{_pkg};
612
613 while (my ($name, $cb) = each %hook) {
614 my $htype = $HOOKTYPE{uc $name};
615 defined $htype
616 or Carp::croak "unsupported hook type '$name'";
617
618 unless (exists $self->{term}{_hook}[$htype]{$pkg}) {
619 $hook_count[$htype]++
620 or urxvt::set_should_invoke $htype, 1;
621 }
622
623 $self->{term}{_hook}[$htype]{$pkg} = $cb;
624 }
625}
626
627sub disable {
628 my ($self, @hook) = @_;
629 my $pkg = $self->{_pkg};
630
631 for my $name (@hook) {
632 my $htype = $HOOKTYPE{uc $name};
633 defined $htype
634 or Carp::croak "unsupported hook type '$name'";
635
636 if (delete $self->{term}{_hook}[$htype]{$pkg}) {
637 --$hook_count[$htype]
638 or urxvt::set_should_invoke $htype, 0;
639 }
640 }
641}
642
643our $AUTOLOAD;
644
645sub AUTOLOAD {
646 $AUTOLOAD =~ /:([^:]+)$/
564 or die "FATAL: \$AUTOLOAD '$urxvt::term::proxy::AUTOLOAD' unparsable"; 647 or die "FATAL: \$AUTOLOAD '$AUTOLOAD' unparsable";
565 648
566 eval qq{ 649 eval qq{
567 sub $urxvt::term::proxy::AUTOLOAD { 650 sub $AUTOLOAD {
568 my \$proxy = shift; 651 my \$proxy = shift;
569 \$proxy->{term}->$1 (\@_) 652 \$proxy->{term}->$1 (\@_)
570 } 653 }
571 1 654 1
572 } or die "FATAL: unable to compile method forwarder: $@"; 655 } or die "FATAL: unable to compile method forwarder: $@";
573 656
574 goto &$urxvt::term::proxy::AUTOLOAD; 657 goto &$AUTOLOAD;
658}
659
660sub DESTROY {
661 # nop
575} 662}
576 663
577# urxvt::destroy_hook 664# urxvt::destroy_hook
578 665
579sub urxvt::destroy_hook::DESTROY { 666sub urxvt::destroy_hook::DESTROY {
645 ${$_[0]}++; 732 ${$_[0]}++;
646} 733}
647 734
648sub urxvt::anyevent::condvar::wait { 735sub urxvt::anyevent::condvar::wait {
649 unless (${$_[0]}) { 736 unless (${$_[0]}) {
650 require Carp;
651 Carp::croak ("AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API"); 737 Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API";
652 } 738 }
653} 739}
654 740
655package urxvt::term; 741package urxvt::term;
656 742
657=head2 The C<urxvt::term> Class 743=head2 The C<urxvt::term> Class
658 744
659=over 4 745=over 4
746
747=cut
748
749# find on_xxx subs in the package and register them
750# as hooks
751sub register_package {
752 my ($self, $pkg, $argv) = @_;
753
754 my $proxy = bless {
755 _pkg => $pkg,
756 argv => $argv,
757 }, $pkg;
758 Scalar::Util::weaken ($proxy->{term} = $self);
759
760 $self->{_pkg}{$pkg} = $proxy;
761
762 for my $name (@HOOKNAME) {
763 if (my $ref = $pkg->can ("on_" . lc $name)) {
764 $proxy->enable ($name => $ref);
765 }
766 }
767}
660 768
661=item $term->destroy 769=item $term->destroy
662 770
663Destroy the terminal object (close the window, free resources etc.). 771Destroy the terminal object (close the window, free resources etc.).
664 772
718 my ($self, $name) = (shift, shift); 826 my ($self, $name) = (shift, shift);
719 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 827 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
720 &urxvt::term::_resource 828 &urxvt::term::_resource
721} 829}
722 830
831=item $success = $term->parse_keysym ($keysym_spec, $command_string)
832
833Adds a keymap translation exactly as specified via a resource. See the
834C<keysym> resource in the @@RXVT_NAME@@(1) manpage.
835
723=item $rend = $term->rstyle ([$new_rstyle]) 836=item $rend = $term->rstyle ([$new_rstyle])
724 837
725Return and optionally change the current rendition. Text that is output by 838Return and optionally change the current rendition. Text that is output by
726the terminal application will use this style. 839the terminal application will use this style.
727 840
746 859
747=item $oldtext = $term->selection ([$newtext]) 860=item $oldtext = $term->selection ([$newtext])
748 861
749Return the current selection text and optionally replace it by C<$newtext>. 862Return the current selection text and optionally replace it by C<$newtext>.
750 863
751#=item $term->overlay ($x, $y, $text) 864=item $term->overlay_simple ($x, $y, $text)
752# 865
753#Create a simple multi-line overlay box. See the next method for details. 866Create a simple multi-line overlay box. See the next method for details.
754# 867
755#=cut 868=cut
756# 869
757#sub urxvt::term::scr_overlay { 870sub overlay_simple {
758# my ($self, $x, $y, $text) = @_; 871 my ($self, $x, $y, $text) = @_;
759# 872
760# my @lines = split /\n/, $text; 873 my @lines = split /\n/, $text;
761# 874
762# my $w = 0; 875 my $w = List::Util::max map $self->strwidth ($_), @lines;
763# for (map $self->strwidth ($_), @lines) { 876
764# $w = $_ if $w < $_;
765# }
766#
767# $self->scr_overlay_new ($x, $y, $w, scalar @lines); 877 my $overlay = $self->overlay ($x, $y, $w, scalar @lines);
768# $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines; 878 $overlay->set (0, $_, $lines[$_]) for 0.. $#lines;
769#} 879
880 $overlay
881}
770 882
771=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]]) 883=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]])
772 884
773Create a new (empty) overlay at the given position with the given 885Create a new (empty) overlay at the given position with the given
774width/height. C<$rstyle> defines the initial rendition style 886width/height. C<$rstyle> defines the initial rendition style
841 953
842=item $string = $term->locale_decode ($octets) 954=item $string = $term->locale_decode ($octets)
843 955
844Convert the given locale-encoded octets into a perl string. 956Convert the given locale-encoded octets into a perl string.
845 957
958=item $term->scr_xor_span ($beg_row, $beg_col, $end_row, $end_col[, $rstyle])
959
960XORs the rendition values in the given span with the provided value
961(default: C<RS_RVid>). Useful in refresh hooks to provide effects similar
962to the selection.
963
964=item $term->scr_xor_rect ($beg_row, $beg_col, $end_row, $end_col[, $rstyle1[, $rstyle2]])
965
966Similar to C<scr_xor_span>, but xors a rectangle instead. Trailing
967whitespace will additionally be xored with the C<$rstyle2>, which defaults
968to C<RS_RVid | RS_Uline>, which removes reverse video again and underlines
969it instead.
970
971=item $term->scr_bell
972
973Ring the bell!
974
846=item $term->scr_add_lines ($string) 975=item $term->scr_add_lines ($string)
847 976
848Write the given text string to the screen, as if output by the application 977Write the given text string to the screen, as if output by the application
849running inside the terminal. It may not contain command sequences (escape 978running inside the terminal. It may not contain command sequences (escape
850codes), but is free to use line feeds, carriage returns and tabs. The 979codes), but is free to use line feeds, carriage returns and tabs. The
864 993
865Write the octets given in C<$data> to the tty (i.e. as program input). To 994Write the octets given in C<$data> to the tty (i.e. as program input). To
866pass characters instead of octets, you should convert your strings first 995pass characters instead of octets, you should convert your strings first
867to the locale-specific encoding using C<< $term->locale_encode >>. 996to the locale-specific encoding using C<< $term->locale_encode >>.
868 997
998=item $old_events = $term->pty_ev_events ([$new_events])
999
1000Replaces the event mask of the pty watcher by the given event mask. Can
1001be used to suppress input and output handling to the pty/tty. See the
1002description of C<< urxvt::timer->events >>. Make sure to always restore
1003the previous value.
1004
869=item $windowid = $term->parent 1005=item $windowid = $term->parent
870 1006
871Return the window id of the toplevel window. 1007Return the window id of the toplevel window.
872 1008
873=item $windowid = $term->vt 1009=item $windowid = $term->vt
897=item $nrow_plus_saveLines = $term->total_rows 1033=item $nrow_plus_saveLines = $term->total_rows
898 1034
899=item $lines_in_scrollback = $term->nsaved 1035=item $lines_in_scrollback = $term->nsaved
900 1036
901Return various integers describing terminal characteristics. 1037Return various integers describing terminal characteristics.
1038
1039=item $lc_ctype = $term->locale
1040
1041Returns the LC_CTYPE category string used by this rxvt-unicode.
1042
1043=item $x_display = $term->display_id
1044
1045Return the DISPLAY used by rxvt-unicode.
902 1046
903=item $modifiermask = $term->ModLevel3Mask 1047=item $modifiermask = $term->ModLevel3Mask
904 1048
905=item $modifiermask = $term->ModMetaMask 1049=item $modifiermask = $term->ModMetaMask
906 1050
1083 $offset / $self->{ncol} + $self->{beg}, 1227 $offset / $self->{ncol} + $self->{beg},
1084 $offset % $self->{ncol} 1228 $offset % $self->{ncol}
1085 ) 1229 )
1086} 1230}
1087 1231
1088=item ($row, $col) = $line->coord_of ($offset)
1089=item $text = $term->special_encode $string 1232=item $text = $term->special_encode $string
1090 1233
1091Converts a perl string into the special encoding used by rxvt-unicode, 1234Converts a perl string into the special encoding used by rxvt-unicode,
1092where one character corresponds to one screen cell. See 1235where one character corresponds to one screen cell. See
1093C<< $term->ROW_t >> for details. 1236C<< $term->ROW_t >> for details.
1095=item $string = $term->special_decode $text 1238=item $string = $term->special_decode $text
1096 1239
1097Converts rxvt-unicodes text reprsentation into a perl string. See 1240Converts rxvt-unicodes text reprsentation into a perl string. See
1098C<< $term->ROW_t >> for details. 1241C<< $term->ROW_t >> for details.
1099 1242
1243=item $success = $term->grab_button ($button, $modifiermask)
1244
1245Registers a synchronous button grab. See the XGrabButton manpage.
1246
1247=item $success = $term->grab ($eventtime[, $sync])
1248
1249Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1250synchronous (C<$sync> is true). Also remembers the grab timestampe.
1251
1252=item $term->allow_events_async
1253
1254Calls XAllowEvents with AsyncBoth for the most recent grab.
1255
1256=item $term->allow_events_sync
1257
1258Calls XAllowEvents with SyncBoth for the most recent grab.
1259
1260=item $term->allow_events_replay
1261
1262Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1263recent grab.
1264
1265=item $term->ungrab
1266
1267Calls XUngrab for the most recent grab. Is called automatically on
1268evaluation errors, as it is better to lose the grab in the error case as
1269the session.
1270
1100=back 1271=back
1101 1272
1102=cut 1273=cut
1103 1274
1104package urxvt::popup; 1275package urxvt::popup;
1122} 1293}
1123 1294
1124sub add_separator { 1295sub add_separator {
1125 my ($self, $sep) = @_; 1296 my ($self, $sep) = @_;
1126 1297
1127 $sep ||= ""; 1298 $sep ||= "=";
1128 1299
1129 $self->add_item ({ 1300 $self->add_item ({
1130 rend => { normal => "\x1b[0;30;47m", hover => "\x1b[0;30;47m", active => "\x1b[0;30;47m" }, 1301 rend => { normal => "\x1b[0;30;47m", hover => "\x1b[0;30;47m", active => "\x1b[0;30;47m" },
1131 text => "", 1302 text => "",
1132 render => sub { $sep x $urxvt::TERM->ncol }, 1303 render => sub { $sep x $self->{term}->ncol },
1133 activate => sub { }, 1304 activate => sub { },
1134 }); 1305 });
1135} 1306}
1136 1307
1137sub add_title { 1308sub add_title {
1145} 1316}
1146 1317
1147sub add_button { 1318sub add_button {
1148 my ($self, $text, $cb) = @_; 1319 my ($self, $text, $cb) = @_;
1149 1320
1150 $self->add_item ({ type => "button", text => "[ $text ]", activate => $cb}); 1321 $self->add_item ({ type => "button", text => $text, activate => $cb});
1151} 1322}
1152 1323
1153sub add_toggle { 1324sub add_toggle {
1154 my ($self, $text, $cb, $value) = @_; 1325 my ($self, $text, $cb, $value) = @_;
1155 1326
1156 my $item; $item = { 1327 my $item; $item = {
1157 type => "button", 1328 type => "button",
1158 text => " $text", 1329 text => " $text",
1159 value => $value, 1330 value => $value,
1160 render => sub { ($item->{value} ? "* " : " ") . $text }, 1331 render => sub { ($_[0]{value} ? "* " : " ") . $text },
1161 activate => sub { $cb->($item->{value} = !$item->{value}); }, 1332 activate => sub { $cb->($_[0]{value} = !$_[0]{value}); },
1162 }; 1333 };
1163 1334
1164 $self->add_item ($item); 1335 $self->add_item ($item);
1165} 1336}
1166 1337
1167sub show { 1338sub show {
1168 my ($self) = @_; 1339 my ($self) = @_;
1169 1340
1170 local $urxvt::popup::self = $self; 1341 local $urxvt::popup::self = $self;
1171 1342
1343 local $ENV{LC_ALL} = $self->{term}->locale;
1344
1172 urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1345 urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0,
1173 "--transient-for" => $self->{term}->parent, 1346 "--transient-for" => $self->{term}->parent,
1347 "-display" => $self->{term}->display_id,
1174 "-pe" => "urxvt-popup") 1348 "-pe" => "urxvt-popup")
1175 or die "unable to create popup window\n"; 1349 or die "unable to create popup window\n";
1176} 1350}
1177 1351
1178sub DESTROY { 1352sub DESTROY {
1179 my ($self) = @_; 1353 my ($self) = @_;
1180 1354
1355 delete $self->{term}{_destroy}{$self};
1181 $self->{term}->ungrab; 1356 $self->{term}->ungrab;
1182} 1357}
1183 1358
1184=head2 The C<urxvt::timer> Class 1359=head2 The C<urxvt::timer> Class
1185 1360
1240 1415
1241 $term->{socket} = ... 1416 $term->{socket} = ...
1242 $term->{iow} = urxvt::iow 1417 $term->{iow} = urxvt::iow
1243 ->new 1418 ->new
1244 ->fd (fileno $term->{socket}) 1419 ->fd (fileno $term->{socket})
1245 ->events (1) # wait for read data 1420 ->events (urxvt::EVENT_READ)
1246 ->start 1421 ->start
1247 ->cb (sub { 1422 ->cb (sub {
1248 my ($iow, $revents) = @_; 1423 my ($iow, $revents) = @_;
1249 # $revents must be 1 here, no need to check 1424 # $revents must be 1 here, no need to check
1250 sysread $term->{socket}, my $buf, 8192 1425 sysread $term->{socket}, my $buf, 8192
1267 1442
1268Set the filedescriptor (not handle) to watch. 1443Set the filedescriptor (not handle) to watch.
1269 1444
1270=item $iow = $iow->events ($eventmask) 1445=item $iow = $iow->events ($eventmask)
1271 1446
1272Set the event mask to watch. Bit #0 (value C<1>) enables watching for read 1447Set the event mask to watch. The only allowed values are
1273data, Bit #1 (value C<2>) enables watching for write data. 1448C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed
1449together, or C<urxvt::EVENT_NONE>.
1274 1450
1275=item $iow = $iow->start 1451=item $iow = $iow->start
1276 1452
1277Start watching for requested events on the given handle. 1453Start watching for requested events on the given handle.
1278 1454
1289This variable controls the verbosity level of the perl extension. Higher 1465This variable controls the verbosity level of the perl extension. Higher
1290numbers indicate more verbose output. 1466numbers indicate more verbose output.
1291 1467
1292=over 4 1468=over 4
1293 1469
1294=item =0 - only fatal messages 1470=item == 0 - fatal messages
1295 1471
1296=item =3 - script loading and management 1472=item >= 3 - script loading and management
1297 1473
1298=item =10 - all events received 1474=item >=10 - all events received
1299 1475
1300=back 1476=back
1301 1477
1302=head1 AUTHOR 1478=head1 AUTHOR
1303 1479

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