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Revision 1.59 by root, Mon Jan 9 00:34:36 2006 UTC vs.
Revision 1.73 by root, Tue Jan 10 04:23:39 2006 UTC

65 65
66=item selection-popup (enabled by default) 66=item selection-popup (enabled by default)
67 67
68Binds a popup menu to Ctrl-Button3 that lets you convert the selection 68Binds a popup menu to Ctrl-Button3 that lets you convert the selection
69text into various other formats/action. 69text into various other formats/action.
70
71=item searchable-scrollback (enabled by default)
72
73Adds regex search functionality to the scrollback buffer, triggered by a
74hotkey (default: C<M-s>). When in search mode, terminal input/output is
75suspended, C</> starts an incremental regex search, C<n> searches further,
76C<p> jumps to the previous match. C<enter> leaves search mode at the
77current position and C<escape> returns to the original position.
70 78
71=item digital-clock 79=item digital-clock
72 80
73Displays a digital clock using the built-in overlay. 81Displays a digital clock using the built-in overlay.
74 82
124Either binary data or - more common - a text string encoded in a 132Either binary data or - more common - a text string encoded in a
125locale-specific way. 133locale-specific way.
126 134
127=back 135=back
128 136
137=head2 Extension Objects
138
139Very perl extension is a perl class. A separate perl object is created
140for each terminal and each extension and passed as the first parameter to
141hooks. So extensions can use their C<$self> object without having to think
142about other extensions, with the exception of methods and members that
143begin with an underscore character C<_>: these are reserved for internal
144use.
145
146Although it isn't a C<urxvt::term> object, you can call all methods of the
147C<urxvt::term> class on this object.
148
149It has the following methods and data members:
150
151=over 4
152
153=item $urxvt_term = $self->{term}
154
155Returns the C<urxvt::term> object associated with this instance of the
156extension. This member I<must not> be changed in any way.
157
158=item $self->enable ($hook_name => $cb, [$hook_name => $cb..])
159
160Dynamically enable the given hooks (named without the C<on_> prefix) for
161this extension, replacing any previous hook. This is useful when you want
162to overwrite time-critical hooks only temporarily.
163
164=item $self->disable ($hook_name[, $hook_name..])
165
166Dynamically disable the given hooks.
167
168=back
169
129=head2 Hooks 170=head2 Hooks
130 171
131The following subroutines can be declared in extension files, and will be 172The following subroutines can be declared in extension files, and will be
132called whenever the relevant event happens. 173called whenever the relevant event happens.
133 174
134The first argument passed to them is an object private to each terminal 175The first argument passed to them is an extension oject as described in
135and extension package. You can call all C<urxvt::term> methods on it, but 176the in the C<Extension Objects> section.
136its not a real C<urxvt::term> object. Instead, the real C<urxvt::term>
137object that is shared between all packages is stored in the C<term>
138member. It is, however, blessed intot he package of the extension script,
139so for all practical purposes you can treat an extension script as a class.
140 177
141All of them must return a boolean value. If it is true, then the event 178B<All> of these hooks must return a boolean value. If it is true, then the
142counts as being I<consumed>, and the invocation of other hooks is skipped, 179event counts as being I<consumed>, and the invocation of other hooks is
143and the relevant action might not be carried out by the C++ code. 180skipped, and the relevant action might not be carried out by the C++ code.
144 181
145When in doubt, return a false value (preferably C<()>). 182I<< When in doubt, return a false value (preferably C<()>). >>
146 183
147=over 4 184=over 4
148 185
149=item on_init $term 186=item on_init $term
150 187
204than the scroll back buffer or the terminal. 241than the scroll back buffer or the terminal.
205 242
206It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 243It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
207$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total 244$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
208number of lines that will be in the scrollback buffer. 245number of lines that will be in the scrollback buffer.
209
210=item on_tty_activity $term *NYI*
211
212Called whenever the program(s) running in the urxvt window send output.
213 246
214=item on_osc_seq $term, $string 247=item on_osc_seq $term, $string
215 248
216Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 249Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
217operating system command) is processed. Cursor position and other state 250operating system command) is processed. Cursor position and other state
230can filter/change and output the text yourself by returning a true value 263can filter/change and output the text yourself by returning a true value
231and calling C<< $term->scr_add_lines >> yourself. Please note that this 264and calling C<< $term->scr_add_lines >> yourself. Please note that this
232might be very slow, however, as your hook is called for B<all> text being 265might be very slow, however, as your hook is called for B<all> text being
233output. 266output.
234 267
268=item on_tt_write $term, $octets
269
270Called whenever some data is written to the tty/pty and can be used to
271suppress or filter tty input.
272
235=item on_line_update $term, $row 273=item on_line_update $term, $row
236 274
237Called whenever a line was updated or changed. Can be used to filter 275Called whenever a line was updated or changed. Can be used to filter
238screen output (e.g. underline urls or other useless stuff). Only lines 276screen output (e.g. underline urls or other useless stuff). Only lines
239that are being shown will be filtered, and, due to performance reasons, 277that are being shown will be filtered, and, due to performance reasons,
271=item on_focus_out $term 309=item on_focus_out $term
272 310
273Called wheneever the window loses keyboard focus, before rxvt-unicode does 311Called wheneever the window loses keyboard focus, before rxvt-unicode does
274focus out processing. 312focus out processing.
275 313
276=item on_key_press $term, $event, $octets 314=item on_key_press $term, $event, $keysym, $octets
277 315
278=item on_key_release $term, $event 316=item on_key_release $term, $event, $keysym
279 317
280=item on_button_press $term, $event 318=item on_button_press $term, $event
281 319
282=item on_button_release $term, $event 320=item on_button_release $term, $event
283 321
337that calls this function. 375that calls this function.
338 376
339Using this function has the advantage that its output ends up in the 377Using this function has the advantage that its output ends up in the
340correct place, e.g. on stderr of the connecting urxvtc client. 378correct place, e.g. on stderr of the connecting urxvtc client.
341 379
380=item $is_safe = urxvt::safe
381
382Returns true when it is safe to do potentially unsafe things, such as
383evaluating perl code specified by the user. This is true when urxvt was
384started setuid or setgid.
385
342=item $time = urxvt::NOW 386=item $time = urxvt::NOW
343 387
344Returns the "current time" (as per the event loop). 388Returns the "current time" (as per the event loop).
345 389
346=item urxvt::CurrentTime 390=item urxvt::CurrentTime
409 453
410package urxvt; 454package urxvt;
411 455
412use utf8; 456use utf8;
413use strict; 457use strict;
458use Carp ();
414use Scalar::Util (); 459use Scalar::Util ();
415use List::Util (); 460use List::Util ();
416 461
417our $VERSION = 1; 462our $VERSION = 1;
418our $TERM; 463our $TERM;
419our @HOOKNAME; 464our @HOOKNAME;
465our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
420our %OPTION; 466our %OPTION;
467
421our $LIBDIR; 468our $LIBDIR;
469our $RESNAME;
470our $RESCLASS;
471our $RXVTNAME;
422 472
423BEGIN { 473BEGIN {
424 urxvt->bootstrap; 474 urxvt->bootstrap;
425 475
426 # overwrite perl's warn 476 # overwrite perl's warn
429 $msg .= "\n" 479 $msg .= "\n"
430 unless $msg =~ /\n$/; 480 unless $msg =~ /\n$/;
431 urxvt::warn ($msg); 481 urxvt::warn ($msg);
432 }; 482 };
433 483
484 delete $ENV{IFS};
485 delete $ENV{CDPATH};
486 delete $ENV{BASH_ENV};
434 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin"; 487 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
435 delete $ENV{CDPATH};
436} 488}
437 489
438my @hook_count; 490my @hook_count;
439my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 491my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
440 492
441sub verbose { 493sub verbose {
442 my ($level, $msg) = @_; 494 my ($level, $msg) = @_;
443 warn "$msg\n" if $level <= $verbosity; 495 warn "$msg\n" if $level <= $verbosity;
444} 496}
445 497
446# find on_xxx subs in the package and register them
447# as hooks
448sub register_package($) {
449 my ($pkg) = @_;
450
451 for my $htype (0.. $#HOOKNAME) {
452 my $name = $HOOKNAME[$htype];
453
454 my $ref = $pkg->can ("on_" . lc $name)
455 or next;
456
457 $TERM->{_hook}[$htype]{$pkg} = $ref;
458 $hook_count[$htype]++
459 or set_should_invoke $htype, 1;
460 }
461}
462
463my $extension_pkg = "extension0000"; 498my $extension_pkg = "extension0000";
464my %extension_pkg; 499my %extension_pkg;
465 500
466# load a single script into its own package, once only 501# load a single script into its own package, once only
467sub extension_package($) { 502sub extension_package($) {
473 verbose 3, "loading extension '$path' into package '$pkg'"; 508 verbose 3, "loading extension '$path' into package '$pkg'";
474 509
475 open my $fh, "<:raw", $path 510 open my $fh, "<:raw", $path
476 or die "$path: $!"; 511 or die "$path: $!";
477 512
513 my $source = untaint
478 my $source = untaint "package $pkg; use strict; use utf8;\n" 514 "package $pkg; use strict; use utf8;\n"
479 . "use base urxvt::term::proxy::;\n" 515 . "use base urxvt::term::extension::;\n"
480 . "#line 1 \"$path\"\n{\n" 516 . "#line 1 \"$path\"\n{\n"
481 . (do { local $/; <$fh> }) 517 . (do { local $/; <$fh> })
482 . "\n};\n1"; 518 . "\n};\n1";
483 519
520 eval $source
484 eval $source or die "$path: $@"; 521 or die "$path: $@";
485 522
486 $pkg 523 $pkg
487 } 524 }
488} 525}
489 526
495 my $htype = shift; 532 my $htype = shift;
496 533
497 if ($htype == 0) { # INIT 534 if ($htype == 0) { # INIT
498 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 535 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
499 536
500 my %want_ext; 537 my %ext_arg;
501 538
502 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 539 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
503 if ($_ eq "default") { 540 if ($_ eq "default") {
504 $want_ext{$_}++ for qw(selection option-popup selection-popup); 541 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback);
505 } elsif (/^-(.*)$/) { 542 } elsif (/^-(.*)$/) {
506 delete $want_ext{$1}; 543 delete $ext_arg{$1};
544 } elsif (/^([^<]+)<(.*)>$/) {
545 push @{ $ext_arg{$1} }, $2;
507 } else { 546 } else {
508 $want_ext{$_}++; 547 $ext_arg{$_} ||= [];
509 } 548 }
510 } 549 }
511 550
512 for my $ext (keys %want_ext) { 551 while (my ($ext, $argv) = each %ext_arg) {
513 my @files = grep -f $_, map "$_/$ext", @dirs; 552 my @files = grep -f $_, map "$_/$ext", @dirs;
514 553
515 if (@files) { 554 if (@files) {
516 register_package extension_package $files[0]; 555 $TERM->register_package (extension_package $files[0], $argv);
517 } else { 556 } else {
518 warn "perl extension '$ext' not found in perl library search path\n"; 557 warn "perl extension '$ext' not found in perl library search path\n";
519 } 558 }
520 } 559 }
521 560
530 if $verbosity >= 10; 569 if $verbosity >= 10;
531 570
532 keys %$cb; 571 keys %$cb;
533 572
534 while (my ($pkg, $cb) = each %$cb) { 573 while (my ($pkg, $cb) = each %$cb) {
535 eval { 574 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) }
536 $retval = $cb->(
537 $TERM->{_pkg}{$pkg} ||= do {
538 my $proxy = bless { }, $pkg;
539 Scalar::Util::weaken ($proxy->{term} = $TERM);
540 $proxy
541 },
542 @_,
543 ) and last; 575 and last;
544 }; 576
545 if ($@) { 577 if ($@) {
546 $TERM->ungrab; # better to lose the grab than the session 578 $TERM->ungrab; # better to lose the grab than the session
547 warn $@; 579 warn $@;
548 } 580 }
549 } 581 }
550 } 582 }
551 583
552 if ($htype == 1) { # DESTROY 584 if ($htype == 1) { # DESTROY
553 # remove hooks if unused
554 if (my $hook = $TERM->{_hook}) { 585 if (my $hook = delete $TERM->{_hook}) {
555 for my $htype (0..$#$hook) { 586 for my $htype (0..$#$hook) {
556 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } 587 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} }
557 or set_should_invoke $htype, 0; 588 or set_should_invoke $htype, 0;
558 } 589 }
559 } 590 }
566 } 597 }
567 598
568 $retval 599 $retval
569} 600}
570 601
571# urxvt::term::proxy 602# urxvt::term::extension
572 603
573sub urxvt::term::proxy::AUTOLOAD { 604package urxvt::term::extension;
574 $urxvt::term::proxy::AUTOLOAD =~ /:([^:]+)$/ 605
606sub enable {
607 my ($self, %hook) = @_;
608 my $pkg = $self->{_pkg};
609
610 while (my ($name, $cb) = each %hook) {
611 my $htype = $HOOKTYPE{uc $name};
612 defined $htype
613 or Carp::croak "unsupported hook type '$name'";
614
615 unless (exists $self->{term}{_hook}[$htype]{$pkg}) {
616 $hook_count[$htype]++
617 or urxvt::set_should_invoke $htype, 1;
618 }
619
620 $self->{term}{_hook}[$htype]{$pkg} = $cb;
621 }
622}
623
624sub disable {
625 my ($self, @hook) = @_;
626 my $pkg = $self->{_pkg};
627
628 for my $name (@hook) {
629 my $htype = $HOOKTYPE{uc $name};
630 defined $htype
631 or Carp::croak "unsupported hook type '$name'";
632
633 if (delete $self->{term}{_hook}[$htype]{$pkg}) {
634 --$hook_count[$htype]
635 or urxvt::set_should_invoke $htype, 0;
636 }
637 }
638}
639
640our $AUTOLOAD;
641
642sub AUTOLOAD {
643 $AUTOLOAD =~ /:([^:]+)$/
575 or die "FATAL: \$AUTOLOAD '$urxvt::term::proxy::AUTOLOAD' unparsable"; 644 or die "FATAL: \$AUTOLOAD '$AUTOLOAD' unparsable";
576 645
577 eval qq{ 646 eval qq{
578 sub $urxvt::term::proxy::AUTOLOAD { 647 sub $AUTOLOAD {
579 my \$proxy = shift; 648 my \$proxy = shift;
580 \$proxy->{term}->$1 (\@_) 649 \$proxy->{term}->$1 (\@_)
581 } 650 }
582 1 651 1
583 } or die "FATAL: unable to compile method forwarder: $@"; 652 } or die "FATAL: unable to compile method forwarder: $@";
584 653
585 goto &$urxvt::term::proxy::AUTOLOAD; 654 goto &$AUTOLOAD;
586} 655}
587 656
588sub urxvt::term::proxy::DESTROY { 657sub DESTROY {
589 # nop 658 # nop
590} 659}
591 660
592# urxvt::destroy_hook 661# urxvt::destroy_hook
593 662
660 ${$_[0]}++; 729 ${$_[0]}++;
661} 730}
662 731
663sub urxvt::anyevent::condvar::wait { 732sub urxvt::anyevent::condvar::wait {
664 unless (${$_[0]}) { 733 unless (${$_[0]}) {
665 require Carp;
666 Carp::croak ("AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API"); 734 Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API";
667 } 735 }
668} 736}
669 737
670package urxvt::term; 738package urxvt::term;
671 739
672=head2 The C<urxvt::term> Class 740=head2 The C<urxvt::term> Class
673 741
674=over 4 742=over 4
743
744=cut
745
746# find on_xxx subs in the package and register them
747# as hooks
748sub register_package {
749 my ($self, $pkg, $argv) = @_;
750
751 my $proxy = bless {
752 _pkg => $pkg,
753 argv => $argv,
754 }, $pkg;
755 Scalar::Util::weaken ($proxy->{term} = $self);
756
757 $self->{_pkg}{$pkg} = $proxy;
758
759 for my $name (@HOOKNAME) {
760 if (my $ref = $pkg->can ("on_" . lc $name)) {
761 $proxy->enable ($name => $ref);
762 }
763 }
764}
675 765
676=item $term->destroy 766=item $term->destroy
677 767
678Destroy the terminal object (close the window, free resources etc.). 768Destroy the terminal object (close the window, free resources etc.).
679 769
733 my ($self, $name) = (shift, shift); 823 my ($self, $name) = (shift, shift);
734 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 824 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
735 &urxvt::term::_resource 825 &urxvt::term::_resource
736} 826}
737 827
828=item $success = $term->parse_keysym ($keysym_spec, $command_string)
829
830Adds a keymap translation exactly as specified via a resource. See the
831C<keysym> resource in the @@RXVT_NAME@@(1) manpage.
832
738=item $rend = $term->rstyle ([$new_rstyle]) 833=item $rend = $term->rstyle ([$new_rstyle])
739 834
740Return and optionally change the current rendition. Text that is output by 835Return and optionally change the current rendition. Text that is output by
741the terminal application will use this style. 836the terminal application will use this style.
742 837
761 856
762=item $oldtext = $term->selection ([$newtext]) 857=item $oldtext = $term->selection ([$newtext])
763 858
764Return the current selection text and optionally replace it by C<$newtext>. 859Return the current selection text and optionally replace it by C<$newtext>.
765 860
766#=item $term->overlay ($x, $y, $text) 861=item $term->overlay_simple ($x, $y, $text)
767# 862
768#Create a simple multi-line overlay box. See the next method for details. 863Create a simple multi-line overlay box. See the next method for details.
769# 864
770#=cut 865=cut
771# 866
772#sub urxvt::term::scr_overlay { 867sub overlay_simple {
773# my ($self, $x, $y, $text) = @_; 868 my ($self, $x, $y, $text) = @_;
774# 869
775# my @lines = split /\n/, $text; 870 my @lines = split /\n/, $text;
776# 871
777# my $w = 0; 872 my $w = List::Util::max map $self->strwidth ($_), @lines;
778# for (map $self->strwidth ($_), @lines) { 873
779# $w = $_ if $w < $_;
780# }
781#
782# $self->scr_overlay_new ($x, $y, $w, scalar @lines); 874 my $overlay = $self->overlay ($x, $y, $w, scalar @lines);
783# $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines; 875 $overlay->set (0, $_, $lines[$_]) for 0.. $#lines;
784#} 876
877 $overlay
878}
785 879
786=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]]) 880=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]])
787 881
788Create a new (empty) overlay at the given position with the given 882Create a new (empty) overlay at the given position with the given
789width/height. C<$rstyle> defines the initial rendition style 883width/height. C<$rstyle> defines the initial rendition style
856 950
857=item $string = $term->locale_decode ($octets) 951=item $string = $term->locale_decode ($octets)
858 952
859Convert the given locale-encoded octets into a perl string. 953Convert the given locale-encoded octets into a perl string.
860 954
955=item $term->scr_xor_span ($beg_row, $beg_col, $end_row, $end_col[, $rstyle])
956
957XORs the rendition values in the given span with the provided value
958(default: C<RS_RVid>). Useful in refresh hooks to provide effects similar
959to the selection.
960
961=item $term->scr_xor_rect ($beg_row, $beg_col, $end_row, $end_col[, $rstyle1[, $rstyle2]])
962
963Similar to C<scr_xor_span>, but xors a rectangle instead. Trailing
964whitespace will additionally be xored with the C<$rstyle2>, which defaults
965to C<RS_RVid | RS_Uline>, which removes reverse video again and underlines
966it instead.
967
968=item $term->scr_bell
969
970Ring the bell!
971
861=item $term->scr_add_lines ($string) 972=item $term->scr_add_lines ($string)
862 973
863Write the given text string to the screen, as if output by the application 974Write the given text string to the screen, as if output by the application
864running inside the terminal. It may not contain command sequences (escape 975running inside the terminal. It may not contain command sequences (escape
865codes), but is free to use line feeds, carriage returns and tabs. The 976codes), but is free to use line feeds, carriage returns and tabs. The
879 990
880Write the octets given in C<$data> to the tty (i.e. as program input). To 991Write the octets given in C<$data> to the tty (i.e. as program input). To
881pass characters instead of octets, you should convert your strings first 992pass characters instead of octets, you should convert your strings first
882to the locale-specific encoding using C<< $term->locale_encode >>. 993to the locale-specific encoding using C<< $term->locale_encode >>.
883 994
995=item $old_events = $term->pty_ev_events ([$new_events])
996
997Replaces the event mask of the pty watcher by the given event mask. Can
998be used to suppress input and output handling to the pty/tty. See the
999description of C<< urxvt::timer->events >>. Make sure to always restore
1000the previous value.
1001
884=item $windowid = $term->parent 1002=item $windowid = $term->parent
885 1003
886Return the window id of the toplevel window. 1004Return the window id of the toplevel window.
887 1005
888=item $windowid = $term->vt 1006=item $windowid = $term->vt
912=item $nrow_plus_saveLines = $term->total_rows 1030=item $nrow_plus_saveLines = $term->total_rows
913 1031
914=item $lines_in_scrollback = $term->nsaved 1032=item $lines_in_scrollback = $term->nsaved
915 1033
916Return various integers describing terminal characteristics. 1034Return various integers describing terminal characteristics.
1035
1036=item $lc_ctype = $term->locale
1037
1038Returns the LC_CTYPE category string used by this rxvt-unicode.
1039
1040=item $x_display = $term->display_id
1041
1042Return the DISPLAY used by rxvt-unicode.
917 1043
918=item $modifiermask = $term->ModLevel3Mask 1044=item $modifiermask = $term->ModLevel3Mask
919 1045
920=item $modifiermask = $term->ModMetaMask 1046=item $modifiermask = $term->ModMetaMask
921 1047
1098 $offset / $self->{ncol} + $self->{beg}, 1224 $offset / $self->{ncol} + $self->{beg},
1099 $offset % $self->{ncol} 1225 $offset % $self->{ncol}
1100 ) 1226 )
1101} 1227}
1102 1228
1103=item ($row, $col) = $line->coord_of ($offset)
1104=item $text = $term->special_encode $string 1229=item $text = $term->special_encode $string
1105 1230
1106Converts a perl string into the special encoding used by rxvt-unicode, 1231Converts a perl string into the special encoding used by rxvt-unicode,
1107where one character corresponds to one screen cell. See 1232where one character corresponds to one screen cell. See
1108C<< $term->ROW_t >> for details. 1233C<< $term->ROW_t >> for details.
1110=item $string = $term->special_decode $text 1235=item $string = $term->special_decode $text
1111 1236
1112Converts rxvt-unicodes text reprsentation into a perl string. See 1237Converts rxvt-unicodes text reprsentation into a perl string. See
1113C<< $term->ROW_t >> for details. 1238C<< $term->ROW_t >> for details.
1114 1239
1240=item $success = $term->grab_button ($button, $modifiermask)
1241
1242Registers a synchronous button grab. See the XGrabButton manpage.
1243
1244=item $success = $term->grab ($eventtime[, $sync])
1245
1246Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1247synchronous (C<$sync> is true). Also remembers the grab timestampe.
1248
1249=item $term->allow_events_async
1250
1251Calls XAllowEvents with AsyncBoth for the most recent grab.
1252
1253=item $term->allow_events_sync
1254
1255Calls XAllowEvents with SyncBoth for the most recent grab.
1256
1257=item $term->allow_events_replay
1258
1259Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1260recent grab.
1261
1262=item $term->ungrab
1263
1264Calls XUngrab for the most recent grab. Is called automatically on
1265evaluation errors, as it is better to lose the grab in the error case as
1266the session.
1267
1115=back 1268=back
1116 1269
1117=cut 1270=cut
1118 1271
1119package urxvt::popup; 1272package urxvt::popup;
1137} 1290}
1138 1291
1139sub add_separator { 1292sub add_separator {
1140 my ($self, $sep) = @_; 1293 my ($self, $sep) = @_;
1141 1294
1142 $sep ||= ""; 1295 $sep ||= "=";
1143 1296
1144 $self->add_item ({ 1297 $self->add_item ({
1145 rend => { normal => "\x1b[0;30;47m", hover => "\x1b[0;30;47m", active => "\x1b[0;30;47m" }, 1298 rend => { normal => "\x1b[0;30;47m", hover => "\x1b[0;30;47m", active => "\x1b[0;30;47m" },
1146 text => "", 1299 text => "",
1147 render => sub { $sep x $urxvt::TERM->ncol }, 1300 render => sub { $sep x $self->{term}->ncol },
1148 activate => sub { }, 1301 activate => sub { },
1149 }); 1302 });
1150} 1303}
1151 1304
1152sub add_title { 1305sub add_title {
1160} 1313}
1161 1314
1162sub add_button { 1315sub add_button {
1163 my ($self, $text, $cb) = @_; 1316 my ($self, $text, $cb) = @_;
1164 1317
1165 $self->add_item ({ type => "button", text => "[ $text ]", activate => $cb}); 1318 $self->add_item ({ type => "button", text => $text, activate => $cb});
1166} 1319}
1167 1320
1168sub add_toggle { 1321sub add_toggle {
1169 my ($self, $text, $cb, $value) = @_; 1322 my ($self, $text, $cb, $value) = @_;
1170 1323
1182sub show { 1335sub show {
1183 my ($self) = @_; 1336 my ($self) = @_;
1184 1337
1185 local $urxvt::popup::self = $self; 1338 local $urxvt::popup::self = $self;
1186 1339
1340 local $ENV{LC_ALL} = $self->{term}->locale;
1341
1187 urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1342 urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0,
1188 "--transient-for" => $self->{term}->parent, 1343 "--transient-for" => $self->{term}->parent,
1344 "-display" => $self->{term}->display_id,
1189 "-pe" => "urxvt-popup") 1345 "-pe" => "urxvt-popup")
1190 or die "unable to create popup window\n"; 1346 or die "unable to create popup window\n";
1191} 1347}
1192 1348
1193sub DESTROY { 1349sub DESTROY {
1256 1412
1257 $term->{socket} = ... 1413 $term->{socket} = ...
1258 $term->{iow} = urxvt::iow 1414 $term->{iow} = urxvt::iow
1259 ->new 1415 ->new
1260 ->fd (fileno $term->{socket}) 1416 ->fd (fileno $term->{socket})
1261 ->events (1) # wait for read data 1417 ->events (urxvt::EVENT_READ)
1262 ->start 1418 ->start
1263 ->cb (sub { 1419 ->cb (sub {
1264 my ($iow, $revents) = @_; 1420 my ($iow, $revents) = @_;
1265 # $revents must be 1 here, no need to check 1421 # $revents must be 1 here, no need to check
1266 sysread $term->{socket}, my $buf, 8192 1422 sysread $term->{socket}, my $buf, 8192
1283 1439
1284Set the filedescriptor (not handle) to watch. 1440Set the filedescriptor (not handle) to watch.
1285 1441
1286=item $iow = $iow->events ($eventmask) 1442=item $iow = $iow->events ($eventmask)
1287 1443
1288Set the event mask to watch. Bit #0 (value C<1>) enables watching for read 1444Set the event mask to watch. The only allowed values are
1289data, Bit #1 (value C<2>) enables watching for write data. 1445C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed
1446together, or C<urxvt::EVENT_NONE>.
1290 1447
1291=item $iow = $iow->start 1448=item $iow = $iow->start
1292 1449
1293Start watching for requested events on the given handle. 1450Start watching for requested events on the given handle.
1294 1451

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