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Comparing rxvt-unicode/src/urxvt.pm (file contents):
Revision 1.57 by root, Sun Jan 8 08:43:11 2006 UTC vs.
Revision 1.72 by root, Mon Jan 9 23:30:01 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 (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.
65 78
66=item digital-clock 79=item digital-clock
67 80
68Displays a digital clock using the built-in overlay. 81Displays a digital clock using the built-in overlay.
69 82
119Either binary data or - more common - a text string encoded in a 132Either binary data or - more common - a text string encoded in a
120locale-specific way. 133locale-specific way.
121 134
122=back 135=back
123 136
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
124=head2 Hooks 170=head2 Hooks
125 171
126The following subroutines can be declared in extension files, and will be 172The following subroutines can be declared in extension files, and will be
127called whenever the relevant event happens. 173called whenever the relevant event happens.
128 174
129The 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
130and extension package. You can call all C<urxvt::term> methods on it, but 176the 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.
135 177
136All 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
137counts 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
138and 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.
139 181
140When in doubt, return a false value (preferably C<()>). 182I<< When in doubt, return a false value (preferably C<()>). >>
141 183
142=over 4 184=over 4
143 185
144=item on_init $term 186=item on_init $term
145 187
199than the scroll back buffer or the terminal. 241than the scroll back buffer or the terminal.
200 242
201It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 243It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
202$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
203number of lines that will be in the scrollback buffer. 245number 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.
208 246
209=item on_osc_seq $term, $string 247=item on_osc_seq $term, $string
210 248
211Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 249Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
212operating system command) is processed. Cursor position and other state 250operating system command) is processed. Cursor position and other state
225can 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
226and calling C<< $term->scr_add_lines >> yourself. Please note that this 264and 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 265might be very slow, however, as your hook is called for B<all> text being
228output. 266output.
229 267
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
230=item on_line_update $term, $row 273=item on_line_update $term, $row
231 274
232Called 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
233screen output (e.g. underline urls or other useless stuff). Only lines 276screen output (e.g. underline urls or other useless stuff). Only lines
234that are being shown will be filtered, and, due to performance reasons, 277that are being shown will be filtered, and, due to performance reasons,
266=item on_focus_out $term 309=item on_focus_out $term
267 310
268Called wheneever the window loses keyboard focus, before rxvt-unicode does 311Called wheneever the window loses keyboard focus, before rxvt-unicode does
269focus out processing. 312focus out processing.
270 313
271=item on_key_press $term, $event, $octets 314=item on_key_press $term, $event, $keysym, $octets
272 315
273=item on_key_release $term, $event 316=item on_key_release $term, $event, $keysym
274 317
275=item on_button_press $term, $event 318=item on_button_press $term, $event
276 319
277=item on_button_release $term, $event 320=item on_button_release $term, $event
278 321
332that calls this function. 375that calls this function.
333 376
334Using 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
335correct place, e.g. on stderr of the connecting urxvtc client. 378correct place, e.g. on stderr of the connecting urxvtc client.
336 379
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
337=item $time = urxvt::NOW 386=item $time = urxvt::NOW
338 387
339Returns the "current time" (as per the event loop). 388Returns the "current time" (as per the event loop).
340 389
341=item urxvt::CurrentTime 390=item urxvt::CurrentTime
404 453
405package urxvt; 454package urxvt;
406 455
407use utf8; 456use utf8;
408use strict; 457use strict;
458use Carp ();
409use Scalar::Util (); 459use Scalar::Util ();
410use List::Util (); 460use List::Util ();
411 461
412our $VERSION = 1; 462our $VERSION = 1;
413our $TERM; 463our $TERM;
414our @HOOKNAME; 464our @HOOKNAME;
465our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
415our %OPTION; 466our %OPTION;
416our $LIBDIR; 467our $LIBDIR;
417 468
418BEGIN { 469BEGIN {
419 urxvt->bootstrap; 470 urxvt->bootstrap;
423 my $msg = join "", @_; 474 my $msg = join "", @_;
424 $msg .= "\n" 475 $msg .= "\n"
425 unless $msg =~ /\n$/; 476 unless $msg =~ /\n$/;
426 urxvt::warn ($msg); 477 urxvt::warn ($msg);
427 }; 478 };
479
480 delete $ENV{IFS};
481 delete $ENV{CDPATH};
482 delete $ENV{BASH_ENV};
483 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
428} 484}
429 485
430my @hook_count; 486my @hook_count;
431my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 487my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
432 488
433sub verbose { 489sub verbose {
434 my ($level, $msg) = @_; 490 my ($level, $msg) = @_;
435 warn "$msg\n" if $level <= $verbosity; 491 warn "$msg\n" if $level <= $verbosity;
436} 492}
437 493
438# find on_xxx subs in the package and register them
439# as hooks
440sub register_package($) {
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"; 494my $extension_pkg = "extension0000";
456my %extension_pkg; 495my %extension_pkg;
457 496
458# load a single script into its own package, once only 497# load a single script into its own package, once only
459sub extension_package($) { 498sub extension_package($) {
465 verbose 3, "loading extension '$path' into package '$pkg'"; 504 verbose 3, "loading extension '$path' into package '$pkg'";
466 505
467 open my $fh, "<:raw", $path 506 open my $fh, "<:raw", $path
468 or die "$path: $!"; 507 or die "$path: $!";
469 508
509 my $source = untaint
470 my $source = "package $pkg; use strict; use utf8;\n" 510 "package $pkg; use strict; use utf8;\n"
471 . "use base urxvt::term::proxy::;\n" 511 . "use base urxvt::term::extension::;\n"
472 . "#line 1 \"$path\"\n{\n" 512 . "#line 1 \"$path\"\n{\n"
473 . (do { local $/; <$fh> }) 513 . (do { local $/; <$fh> })
474 . "\n};\n1"; 514 . "\n};\n1";
475 515
476 $source =~ /(.*)/s and $source = $1; # untaint 516 eval $source
477
478 eval $source or die "$path: $@"; 517 or die "$path: $@";
479 518
480 $pkg 519 $pkg
481 } 520 }
482} 521}
483 522
489 my $htype = shift; 528 my $htype = shift;
490 529
491 if ($htype == 0) { # INIT 530 if ($htype == 0) { # INIT
492 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 531 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
493 532
494 my %want_ext; 533 my %ext_arg;
495 534
496 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 535 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
497 if ($_ eq "default") { 536 if ($_ eq "default") {
498 $want_ext{$_}++ for qw(selection option-popup); 537 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback);
499 } elsif (/^-(.*)$/) { 538 } elsif (/^-(.*)$/) {
500 delete $want_ext{$1}; 539 delete $ext_arg{$1};
540 } elsif (/^([^<]+)<(.*)>$/) {
541 push @{ $ext_arg{$1} }, $2;
501 } else { 542 } else {
502 $want_ext{$_}++; 543 $ext_arg{$_} ||= [];
503 } 544 }
504 } 545 }
505 546
506 for my $ext (keys %want_ext) { 547 while (my ($ext, $argv) = each %ext_arg) {
507 my @files = grep -f $_, map "$_/$ext", @dirs; 548 my @files = grep -f $_, map "$_/$ext", @dirs;
508 549
509 if (@files) { 550 if (@files) {
510 register_package extension_package $files[0]; 551 $TERM->register_package (extension_package $files[0], $argv);
511 } else { 552 } else {
512 warn "perl extension '$ext' not found in perl library search path\n"; 553 warn "perl extension '$ext' not found in perl library search path\n";
513 } 554 }
514 } 555 }
515 556
524 if $verbosity >= 10; 565 if $verbosity >= 10;
525 566
526 keys %$cb; 567 keys %$cb;
527 568
528 while (my ($pkg, $cb) = each %$cb) { 569 while (my ($pkg, $cb) = each %$cb) {
529 eval { 570 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) }
530 $retval = $cb->(
531 $TERM->{_pkg}{$pkg} ||= do {
532 my $proxy = bless { }, $pkg;
533 Scalar::Util::weaken ($proxy->{term} = $TERM);
534 $proxy
535 },
536 @_,
537 ) and last; 571 and last;
572
573 if ($@) {
574 $TERM->ungrab; # better to lose the grab than the session
575 warn $@;
538 }; 576 }
539 warn $@ if $@;#d#
540 } 577 }
541 } 578 }
542 579
543 if ($htype == 1) { # DESTROY 580 if ($htype == 1) { # DESTROY
544 # remove hooks if unused
545 if (my $hook = $TERM->{_hook}) { 581 if (my $hook = delete $TERM->{_hook}) {
546 for my $htype (0..$#$hook) { 582 for my $htype (0..$#$hook) {
547 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } 583 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} }
548 or set_should_invoke $htype, 0; 584 or set_should_invoke $htype, 0;
549 } 585 }
550 } 586 }
557 } 593 }
558 594
559 $retval 595 $retval
560} 596}
561 597
562# urxvt::term::proxy 598# urxvt::term::extension
563 599
564sub urxvt::term::proxy::AUTOLOAD { 600package urxvt::term::extension;
565 $urxvt::term::proxy::AUTOLOAD =~ /:([^:]+)$/ 601
602sub enable {
603 my ($self, %hook) = @_;
604 my $pkg = $self->{_pkg};
605
606 while (my ($name, $cb) = each %hook) {
607 my $htype = $HOOKTYPE{uc $name};
608 defined $htype
609 or Carp::croak "unsupported hook type '$name'";
610
611 unless (exists $self->{term}{_hook}[$htype]{$pkg}) {
612 $hook_count[$htype]++
613 or urxvt::set_should_invoke $htype, 1;
614 }
615
616 $self->{term}{_hook}[$htype]{$pkg} = $cb;
617 }
618}
619
620sub disable {
621 my ($self, @hook) = @_;
622 my $pkg = $self->{_pkg};
623
624 for my $name (@hook) {
625 my $htype = $HOOKTYPE{uc $name};
626 defined $htype
627 or Carp::croak "unsupported hook type '$name'";
628
629 if (delete $self->{term}{_hook}[$htype]{$pkg}) {
630 --$hook_count[$htype]
631 or urxvt::set_should_invoke $htype, 0;
632 }
633 }
634}
635
636our $AUTOLOAD;
637
638sub AUTOLOAD {
639 $AUTOLOAD =~ /:([^:]+)$/
566 or die "FATAL: \$AUTOLOAD '$urxvt::term::proxy::AUTOLOAD' unparsable"; 640 or die "FATAL: \$AUTOLOAD '$AUTOLOAD' unparsable";
567 641
568 eval qq{ 642 eval qq{
569 sub $urxvt::term::proxy::AUTOLOAD { 643 sub $AUTOLOAD {
570 my \$proxy = shift; 644 my \$proxy = shift;
571 \$proxy->{term}->$1 (\@_) 645 \$proxy->{term}->$1 (\@_)
572 } 646 }
573 1 647 1
574 } or die "FATAL: unable to compile method forwarder: $@"; 648 } or die "FATAL: unable to compile method forwarder: $@";
575 649
576 goto &$urxvt::term::proxy::AUTOLOAD; 650 goto &$AUTOLOAD;
651}
652
653sub DESTROY {
654 # nop
577} 655}
578 656
579# urxvt::destroy_hook 657# urxvt::destroy_hook
580 658
581sub urxvt::destroy_hook::DESTROY { 659sub urxvt::destroy_hook::DESTROY {
647 ${$_[0]}++; 725 ${$_[0]}++;
648} 726}
649 727
650sub urxvt::anyevent::condvar::wait { 728sub urxvt::anyevent::condvar::wait {
651 unless (${$_[0]}) { 729 unless (${$_[0]}) {
652 require Carp;
653 Carp::croak ("AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API"); 730 Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API";
654 } 731 }
655} 732}
656 733
657package urxvt::term; 734package urxvt::term;
658 735
659=head2 The C<urxvt::term> Class 736=head2 The C<urxvt::term> Class
660 737
661=over 4 738=over 4
739
740=cut
741
742# find on_xxx subs in the package and register them
743# as hooks
744sub register_package {
745 my ($self, $pkg, $argv) = @_;
746
747 my $proxy = bless {
748 _pkg => $pkg,
749 argv => $argv,
750 }, $pkg;
751 Scalar::Util::weaken ($proxy->{term} = $self);
752
753 $self->{_pkg}{$pkg} = $proxy;
754
755 for my $name (@HOOKNAME) {
756 if (my $ref = $pkg->can ("on_" . lc $name)) {
757 $proxy->enable ($name => $ref);
758 }
759 }
760}
662 761
663=item $term->destroy 762=item $term->destroy
664 763
665Destroy the terminal object (close the window, free resources etc.). 764Destroy the terminal object (close the window, free resources etc.).
666 765
720 my ($self, $name) = (shift, shift); 819 my ($self, $name) = (shift, shift);
721 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 820 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
722 &urxvt::term::_resource 821 &urxvt::term::_resource
723} 822}
724 823
824=item $success = $term->parse_keysym ($keysym_spec, $command_string)
825
826Adds a keymap translation exactly as specified via a resource. See the
827C<keysym> resource in the @@RXVT_NAME@@(1) manpage.
828
725=item $rend = $term->rstyle ([$new_rstyle]) 829=item $rend = $term->rstyle ([$new_rstyle])
726 830
727Return and optionally change the current rendition. Text that is output by 831Return and optionally change the current rendition. Text that is output by
728the terminal application will use this style. 832the terminal application will use this style.
729 833
748 852
749=item $oldtext = $term->selection ([$newtext]) 853=item $oldtext = $term->selection ([$newtext])
750 854
751Return the current selection text and optionally replace it by C<$newtext>. 855Return the current selection text and optionally replace it by C<$newtext>.
752 856
753#=item $term->overlay ($x, $y, $text) 857=item $term->overlay_simple ($x, $y, $text)
754# 858
755#Create a simple multi-line overlay box. See the next method for details. 859Create a simple multi-line overlay box. See the next method for details.
756# 860
757#=cut 861=cut
758# 862
759#sub urxvt::term::scr_overlay { 863sub overlay_simple {
760# my ($self, $x, $y, $text) = @_; 864 my ($self, $x, $y, $text) = @_;
761# 865
762# my @lines = split /\n/, $text; 866 my @lines = split /\n/, $text;
763# 867
764# my $w = 0; 868 my $w = List::Util::max map $self->strwidth ($_), @lines;
765# for (map $self->strwidth ($_), @lines) { 869
766# $w = $_ if $w < $_;
767# }
768#
769# $self->scr_overlay_new ($x, $y, $w, scalar @lines); 870 my $overlay = $self->overlay ($x, $y, $w, scalar @lines);
770# $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines; 871 $overlay->set (0, $_, $lines[$_]) for 0.. $#lines;
771#} 872
873 $overlay
874}
772 875
773=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]]) 876=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]])
774 877
775Create a new (empty) overlay at the given position with the given 878Create a new (empty) overlay at the given position with the given
776width/height. C<$rstyle> defines the initial rendition style 879width/height. C<$rstyle> defines the initial rendition style
843 946
844=item $string = $term->locale_decode ($octets) 947=item $string = $term->locale_decode ($octets)
845 948
846Convert the given locale-encoded octets into a perl string. 949Convert the given locale-encoded octets into a perl string.
847 950
951=item $term->scr_xor_span ($beg_row, $beg_col, $end_row, $end_col[, $rstyle])
952
953XORs the rendition values in the given span with the provided value
954(default: C<RS_RVid>). Useful in refresh hooks to provide effects similar
955to the selection.
956
957=item $term->scr_xor_rect ($beg_row, $beg_col, $end_row, $end_col[, $rstyle1[, $rstyle2]])
958
959Similar to C<scr_xor_span>, but xors a rectangle instead. Trailing
960whitespace will additionally be xored with the C<$rstyle2>, which defaults
961to C<RS_RVid | RS_Uline>, which removes reverse video again and underlines
962it instead.
963
964=item $term->scr_bell
965
966Ring the bell!
967
848=item $term->scr_add_lines ($string) 968=item $term->scr_add_lines ($string)
849 969
850Write the given text string to the screen, as if output by the application 970Write the given text string to the screen, as if output by the application
851running inside the terminal. It may not contain command sequences (escape 971running inside the terminal. It may not contain command sequences (escape
852codes), but is free to use line feeds, carriage returns and tabs. The 972codes), but is free to use line feeds, carriage returns and tabs. The
866 986
867Write the octets given in C<$data> to the tty (i.e. as program input). To 987Write the octets given in C<$data> to the tty (i.e. as program input). To
868pass characters instead of octets, you should convert your strings first 988pass characters instead of octets, you should convert your strings first
869to the locale-specific encoding using C<< $term->locale_encode >>. 989to the locale-specific encoding using C<< $term->locale_encode >>.
870 990
991=item $old_events = $term->pty_ev_events ([$new_events])
992
993Replaces the event mask of the pty watcher by the given event mask. Can
994be used to suppress input and output handling to the pty/tty. See the
995description of C<< urxvt::timer->events >>. Make sure to always restore
996the previous value.
997
871=item $windowid = $term->parent 998=item $windowid = $term->parent
872 999
873Return the window id of the toplevel window. 1000Return the window id of the toplevel window.
874 1001
875=item $windowid = $term->vt 1002=item $windowid = $term->vt
899=item $nrow_plus_saveLines = $term->total_rows 1026=item $nrow_plus_saveLines = $term->total_rows
900 1027
901=item $lines_in_scrollback = $term->nsaved 1028=item $lines_in_scrollback = $term->nsaved
902 1029
903Return various integers describing terminal characteristics. 1030Return various integers describing terminal characteristics.
1031
1032=item $lc_ctype = $term->locale
1033
1034Returns the LC_CTYPE category string used by this rxvt-unicode.
1035
1036=item $x_display = $term->display_id
1037
1038Return the DISPLAY used by rxvt-unicode.
904 1039
905=item $modifiermask = $term->ModLevel3Mask 1040=item $modifiermask = $term->ModLevel3Mask
906 1041
907=item $modifiermask = $term->ModMetaMask 1042=item $modifiermask = $term->ModMetaMask
908 1043
1085 $offset / $self->{ncol} + $self->{beg}, 1220 $offset / $self->{ncol} + $self->{beg},
1086 $offset % $self->{ncol} 1221 $offset % $self->{ncol}
1087 ) 1222 )
1088} 1223}
1089 1224
1090=item ($row, $col) = $line->coord_of ($offset)
1091=item $text = $term->special_encode $string 1225=item $text = $term->special_encode $string
1092 1226
1093Converts a perl string into the special encoding used by rxvt-unicode, 1227Converts a perl string into the special encoding used by rxvt-unicode,
1094where one character corresponds to one screen cell. See 1228where one character corresponds to one screen cell. See
1095C<< $term->ROW_t >> for details. 1229C<< $term->ROW_t >> for details.
1097=item $string = $term->special_decode $text 1231=item $string = $term->special_decode $text
1098 1232
1099Converts rxvt-unicodes text reprsentation into a perl string. See 1233Converts rxvt-unicodes text reprsentation into a perl string. See
1100C<< $term->ROW_t >> for details. 1234C<< $term->ROW_t >> for details.
1101 1235
1236=item $success = $term->grab_button ($button, $modifiermask)
1237
1238Registers a synchronous button grab. See the XGrabButton manpage.
1239
1240=item $success = $term->grab ($eventtime[, $sync])
1241
1242Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1243synchronous (C<$sync> is true). Also remembers the grab timestampe.
1244
1245=item $term->allow_events_async
1246
1247Calls XAllowEvents with AsyncBoth for the most recent grab.
1248
1249=item $term->allow_events_sync
1250
1251Calls XAllowEvents with SyncBoth for the most recent grab.
1252
1253=item $term->allow_events_replay
1254
1255Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1256recent grab.
1257
1258=item $term->ungrab
1259
1260Calls XUngrab for the most recent grab. Is called automatically on
1261evaluation errors, as it is better to lose the grab in the error case as
1262the session.
1263
1102=back 1264=back
1103 1265
1104=cut 1266=cut
1105 1267
1106package urxvt::popup; 1268package urxvt::popup;
1124} 1286}
1125 1287
1126sub add_separator { 1288sub add_separator {
1127 my ($self, $sep) = @_; 1289 my ($self, $sep) = @_;
1128 1290
1129 $sep ||= ""; 1291 $sep ||= "=";
1130 1292
1131 $self->add_item ({ 1293 $self->add_item ({
1132 rend => { normal => "\x1b[0;30;47m", hover => "\x1b[0;30;47m", active => "\x1b[0;30;47m" }, 1294 rend => { normal => "\x1b[0;30;47m", hover => "\x1b[0;30;47m", active => "\x1b[0;30;47m" },
1133 text => "", 1295 text => "",
1134 render => sub { $sep x $urxvt::TERM->ncol }, 1296 render => sub { $sep x $self->{term}->ncol },
1135 activate => sub { }, 1297 activate => sub { },
1136 }); 1298 });
1137} 1299}
1138 1300
1139sub add_title { 1301sub add_title {
1147} 1309}
1148 1310
1149sub add_button { 1311sub add_button {
1150 my ($self, $text, $cb) = @_; 1312 my ($self, $text, $cb) = @_;
1151 1313
1152 $self->add_item ({ type => "button", text => "[ $text ]", activate => $cb}); 1314 $self->add_item ({ type => "button", text => $text, activate => $cb});
1153} 1315}
1154 1316
1155sub add_toggle { 1317sub add_toggle {
1156 my ($self, $text, $cb, $value) = @_; 1318 my ($self, $text, $cb, $value) = @_;
1157 1319
1158 my $item; $item = { 1320 my $item; $item = {
1159 type => "button", 1321 type => "button",
1160 text => " $text", 1322 text => " $text",
1161 value => $value, 1323 value => $value,
1162 render => sub { ($item->{value} ? "* " : " ") . $text }, 1324 render => sub { ($_[0]{value} ? "* " : " ") . $text },
1163 activate => sub { $cb->($item->{value} = !$item->{value}); }, 1325 activate => sub { $cb->($_[0]{value} = !$_[0]{value}); },
1164 }; 1326 };
1165 1327
1166 $self->add_item ($item); 1328 $self->add_item ($item);
1167} 1329}
1168 1330
1169sub show { 1331sub show {
1170 my ($self) = @_; 1332 my ($self) = @_;
1171 1333
1172 local $urxvt::popup::self = $self; 1334 local $urxvt::popup::self = $self;
1173 1335
1336 local $ENV{LC_ALL} = $self->{term}->locale;
1337
1174 urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1338 urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0,
1175 "--transient-for" => $self->{term}->parent, 1339 "--transient-for" => $self->{term}->parent,
1340 "-display" => $self->{term}->display_id,
1176 "-pe" => "urxvt-popup") 1341 "-pe" => "urxvt-popup")
1177 or die "unable to create popup window\n"; 1342 or die "unable to create popup window\n";
1178} 1343}
1179 1344
1180sub DESTROY { 1345sub DESTROY {
1181 my ($self) = @_; 1346 my ($self) = @_;
1182 1347
1348 delete $self->{term}{_destroy}{$self};
1183 $self->{term}->ungrab; 1349 $self->{term}->ungrab;
1184} 1350}
1185 1351
1186=head2 The C<urxvt::timer> Class 1352=head2 The C<urxvt::timer> Class
1187 1353
1242 1408
1243 $term->{socket} = ... 1409 $term->{socket} = ...
1244 $term->{iow} = urxvt::iow 1410 $term->{iow} = urxvt::iow
1245 ->new 1411 ->new
1246 ->fd (fileno $term->{socket}) 1412 ->fd (fileno $term->{socket})
1247 ->events (1) # wait for read data 1413 ->events (urxvt::EVENT_READ)
1248 ->start 1414 ->start
1249 ->cb (sub { 1415 ->cb (sub {
1250 my ($iow, $revents) = @_; 1416 my ($iow, $revents) = @_;
1251 # $revents must be 1 here, no need to check 1417 # $revents must be 1 here, no need to check
1252 sysread $term->{socket}, my $buf, 8192 1418 sysread $term->{socket}, my $buf, 8192
1269 1435
1270Set the filedescriptor (not handle) to watch. 1436Set the filedescriptor (not handle) to watch.
1271 1437
1272=item $iow = $iow->events ($eventmask) 1438=item $iow = $iow->events ($eventmask)
1273 1439
1274Set the event mask to watch. Bit #0 (value C<1>) enables watching for read 1440Set the event mask to watch. The only allowed values are
1275data, Bit #1 (value C<2>) enables watching for write data. 1441C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed
1442together, or C<urxvt::EVENT_NONE>.
1276 1443
1277=item $iow = $iow->start 1444=item $iow = $iow->start
1278 1445
1279Start watching for requested events on the given handle. 1446Start watching for requested events on the given handle.
1280 1447
1291This variable controls the verbosity level of the perl extension. Higher 1458This variable controls the verbosity level of the perl extension. Higher
1292numbers indicate more verbose output. 1459numbers indicate more verbose output.
1293 1460
1294=over 4 1461=over 4
1295 1462
1296=item =0 - only fatal messages 1463=item == 0 - fatal messages
1297 1464
1298=item =3 - script loading and management 1465=item >= 3 - script loading and management
1299 1466
1300=item =10 - all events received 1467=item >=10 - all events received
1301 1468
1302=back 1469=back
1303 1470
1304=head1 AUTHOR 1471=head1 AUTHOR
1305 1472

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