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Comparing rxvt-unicode/src/urxvt.pm (file contents):
Revision 1.101 by root, Wed Jan 18 10:11:03 2006 UTC vs.
Revision 1.114 by root, Fri Jan 20 12:16:28 2006 UTC

34find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>. 34find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
35 35
36You can activate them like this: 36You can activate them like this:
37 37
38 @@RXVT_NAME@@ -pe <extensionname> 38 @@RXVT_NAME@@ -pe <extensionname>
39
40Or by adding them to the resource for extensions loaded by default:
41
42 URxvt.perl-ext-common: default,automove-background,selection-autotransform
39 43
40=over 4 44=over 4
41 45
42=item selection (enabled by default) 46=item selection (enabled by default)
43 47
89 93
90Binds a popup menu to Ctrl-Button3 that lets you convert the selection 94Binds a popup menu to Ctrl-Button3 that lets you convert the selection
91text into various other formats/action (such as uri unescaping, perl 95text into various other formats/action (such as uri unescaping, perl
92evalution, web-browser starting etc.), depending on content. 96evalution, web-browser starting etc.), depending on content.
93 97
94Other extensions can extend this popup menu by pushing a code reference onto 98Other extensions can extend this popup menu by pushing a code reference
95C<@urxvt::ext::selection_popup::hook>, that is called whenever the popup is displayed. 99onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the
100popup is displayed.
96 101
97It's sole argument is the popup menu, which can be modified. The selection 102It's sole argument is the popup menu, which can be modified. The selection
98is in C<$_>, which can be used to decide wether to add something or not. 103is in C<$_>, which can be used to decide wether to add something or not.
99It should either return nothing or a string and a code reference. The 104It should either return nothing or a string and a code reference. The
100string will be used as button text and the code reference will be called 105string will be used as button text and the code reference will be called
102 107
103The following will add an entry C<a to b> that transforms all C<a>s in 108The following will add an entry C<a to b> that transforms all C<a>s in
104the selection to C<b>s, but only if the selection currently contains any 109the selection to C<b>s, but only if the selection currently contains any
105C<a>s: 110C<a>s:
106 111
107 push urxvt::ext::selection_popup::hook, sub { 112 push @{ $self->{term}{selection_popup_hook} }, sub {
108 /a/ ? ("a to be" => sub { s/a/b/g } 113 /a/ ? ("a to be" => sub { s/a/b/g }
109 : () 114 : ()
110 }; 115 };
111 116
112=item searchable-scrollback<hotkey> (enabled by default) 117=item searchable-scrollback<hotkey> (enabled by default)
143 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/ 148 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/
144 149
145And this example matches the same,but replaces it with vi-commands you can 150And this example matches the same,but replaces it with vi-commands you can
146paste directly into your (vi :) editor: 151paste directly into your (vi :) editor:
147 152
148 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/\\x1b:e \\Q$1\\E\\x0d:$2\\x0d/ 153 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/:e \\Q$1\\E\\x0d:$2\\x0d/
149 154
150Of course, this can be modified to suit your needs and your editor :) 155Of course, this can be modified to suit your needs and your editor :)
151 156
152To expand the example above to typical perl error messages ("XXX at 157To expand the example above to typical perl error messages ("XXX at
153FILENAME line YYY."), you need a slightly more elaborate solution: 158FILENAME line YYY."), you need a slightly more elaborate solution:
154 159
155 URxvt.selection.pattern-0: ( at .*? line \\d+\\.) 160 URxvt.selection.pattern-0: ( at .*? line \\d+[,.])
156 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)\\.$/\x1b:e \\Q$1\E\\x0d:$2\\x0d/ 161 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)[,.]$/:e \\Q$1\E\\x0d:$2\\x0d/
157 162
158The first line tells the selection code to treat the unchanging part of 163The first line tells the selection code to treat the unchanging part of
159every error message as a selection pattern, and the second line transforms 164every error message as a selection pattern, and the second line transforms
160the message into vi commands to load the file. 165the message into vi commands to load the file.
161 166
163 168
164Uses per-line display filtering (C<on_line_update>) to underline urls and 169Uses per-line display filtering (C<on_line_update>) to underline urls and
165make them clickable. When middle-clicked, the program specified in the 170make them clickable. When middle-clicked, the program specified in the
166resource C<urlLauncher> (default C<x-www-browser>) will be started with 171resource C<urlLauncher> (default C<x-www-browser>) will be started with
167the URL as first argument. 172the URL as first argument.
173
174=item automove-background
175
176This is basically a one-line extension that dynamically changes the background pixmap offset
177to the window position, in effect creating the same effect as pseudo transparency with
178a custom pixmap. No scaling is supported in this mode. Exmaple:
179
180 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
168 181
169=item block-graphics-to-ascii 182=item block-graphics-to-ascii
170 183
171A not very useful example of filtering all text output to the terminal, 184A not very useful example of filtering all text output to the terminal,
172by replacing all line-drawing characters (U+2500 .. U+259F) by a 185by replacing all line-drawing characters (U+2500 .. U+259F) by a
290called whenever the relevant event happens. 303called whenever the relevant event happens.
291 304
292The first argument passed to them is an extension oject as described in 305The first argument passed to them is an extension oject as described in
293the in the C<Extension Objects> section. 306the in the C<Extension Objects> section.
294 307
295B<All> of these hooks must return a boolean value. If it is true, then the 308B<All> of these hooks must return a boolean value. If any of the called
296event counts as being I<consumed>, and the invocation of other hooks is 309hooks returns true, then the event counts as being I<consumed>, and the
297skipped, and the relevant action might not be carried out by the C++ code. 310relevant action might not be carried out by the C++ code.
298 311
299I<< When in doubt, return a false value (preferably C<()>). >> 312I<< When in doubt, return a false value (preferably C<()>). >>
300 313
301=over 4 314=over 4
302 315
303=item on_init $term 316=item on_init $term
304 317
305Called after a new terminal object has been initialized, but before 318Called after a new terminal object has been initialized, but before
306windows are created or the command gets run. Most methods are unsafe to 319windows are created or the command gets run. Most methods are unsafe to
307call or deliver senseless data, as terminal size and other characteristics 320call or deliver senseless data, as terminal size and other characteristics
308have not yet been determined. You can safely query and change resources, 321have not yet been determined. You can safely query and change resources
309though. 322and options, though. For many purposes the C<on_start> hook is a better
323place.
324
325=item on_start $term
326
327Called at the very end of initialisation of a new terminal, just before
328trying to map (display) the toplevel and returning to the mainloop.
329
330=item on_destroy $term
331
332Called whenever something tries to destroy terminal, before doing anything
333yet. If this hook returns true, then destruction is skipped, but this is
334rarely a good idea.
310 335
311=item on_reset $term 336=item on_reset $term
312 337
313Called after the screen is "reset" for any reason, such as resizing or 338Called after the screen is "reset" for any reason, such as resizing or
314control sequences. Here is where you can react on changes to size-related 339control sequences. Here is where you can react on changes to size-related
315variables. 340variables.
316 341
317=item on_start $term 342=item on_child_start $term, $pid
318 343
319Called at the very end of initialisation of a new terminal, just before 344Called just after the child process has been C<fork>ed.
320returning to the mainloop. 345
346=item on_child_exit $term, $status
347
348Called just after the child process has exited. C<$status> is the status
349from C<waitpid>.
321 350
322=item on_sel_make $term, $eventtime 351=item on_sel_make $term, $eventtime
323 352
324Called whenever a selection has been made by the user, but before the 353Called whenever a selection has been made by the user, but before the
325selection text is copied, so changes to the beginning, end or type of the 354selection text is copied, so changes to the beginning, end or type of the
434=item on_focus_out $term 463=item on_focus_out $term
435 464
436Called wheneever the window loses keyboard focus, before rxvt-unicode does 465Called wheneever the window loses keyboard focus, before rxvt-unicode does
437focus out processing. 466focus out processing.
438 467
468=item on_configure_notify $term, $event
469
439=item on_key_press $term, $event, $keysym, $octets 470=item on_key_press $term, $event, $keysym, $octets
440 471
441=item on_key_release $term, $event, $keysym 472=item on_key_release $term, $event, $keysym
442 473
443=item on_button_press $term, $event 474=item on_button_press $term, $event
459 490
460C<on_key_press> additionally receives the string rxvt-unicode would 491C<on_key_press> additionally receives the string rxvt-unicode would
461output, if any, in locale-specific encoding. 492output, if any, in locale-specific encoding.
462 493
463subwindow. 494subwindow.
495
496=item on_client_message $term, $event
497
498=item on_wm_protocols $term, $event
499
500=item on_wm_delete_window $term, $event
501
502Called when various types of ClientMessage events are received (all with
503format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
464 504
465=back 505=back
466 506
467=cut 507=cut
468 508
474use Scalar::Util (); 514use Scalar::Util ();
475use List::Util (); 515use List::Util ();
476 516
477our $VERSION = 1; 517our $VERSION = 1;
478our $TERM; 518our $TERM;
519our @TERM_INIT;
520our @TERM_EXT;
479our @HOOKNAME; 521our @HOOKNAME;
480our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 522our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
481our %OPTION; 523our %OPTION;
482 524
483our $LIBDIR; 525our $LIBDIR;
504 546
505=item $urxvt::TERM 547=item $urxvt::TERM
506 548
507The current terminal. This variable stores the current C<urxvt::term> 549The current terminal. This variable stores the current C<urxvt::term>
508object, whenever a callback/hook is executing. 550object, whenever a callback/hook is executing.
551
552=item @urxvt::TERM_INIT
553
554All coderefs in this array will be called as methods of the next newly
555created C<urxvt::term> object (during the C<on_init> phase). The array
556gets cleared before the codereferences that were in it are being executed,
557so coderefs can push themselves onto it again if they so desire.
558
559This complements to the perl-eval commandline option, but gets executed
560first.
561
562=item @urxvt::TERM_EXT
563
564Works similar to C<@TERM_INIT>, but contains perl package/class names, which
565get registered as normal extensions after calling the hooks in C<@TERM_INIT>
566but before other extensions. Gets cleared just like C<@TERM_INIT>.
509 567
510=back 568=back
511 569
512=head2 Functions in the C<urxvt> Package 570=head2 Functions in the C<urxvt> Package
513 571
620 my $msg = join "", @_; 678 my $msg = join "", @_;
621 $msg .= "\n" 679 $msg .= "\n"
622 unless $msg =~ /\n$/; 680 unless $msg =~ /\n$/;
623 urxvt::warn ($msg); 681 urxvt::warn ($msg);
624 }; 682 };
625
626 # %ENV is the original startup environment
627 delete $ENV{IFS};
628 delete $ENV{CDPATH};
629 delete $ENV{BASH_ENV};
630 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
631} 683}
632 684
633my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 685my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
634 686
635sub verbose { 687sub verbose {
640my %extension_pkg; 692my %extension_pkg;
641 693
642# load a single script into its own package, once only 694# load a single script into its own package, once only
643sub extension_package($) { 695sub extension_package($) {
644 my ($path) = @_; 696 my ($path) = @_;
645
646 no strict 'refs';
647 697
648 $extension_pkg{$path} ||= do { 698 $extension_pkg{$path} ||= do {
649 $path =~ /([^\/\\]+)$/; 699 $path =~ /([^\/\\]+)$/;
650 my $pkg = $1; 700 my $pkg = $1;
651 $pkg =~ s/[^[:word:]]/_/g; 701 $pkg =~ s/[^[:word:]]/_/g;
654 verbose 3, "loading extension '$path' into package '$pkg'"; 704 verbose 3, "loading extension '$path' into package '$pkg'";
655 705
656 open my $fh, "<:raw", $path 706 open my $fh, "<:raw", $path
657 or die "$path: $!"; 707 or die "$path: $!";
658 708
659 @{"$pkg\::ISA"} = urxvt::term::extension::;
660
661 my $source = 709 my $source =
662 "package $pkg; use strict; use utf8;\n" 710 "package $pkg; use strict; use utf8;\n"
663 . "#line 1 \"$path\"\n{\n" 711 . "#line 1 \"$path\"\n{\n"
664 . (do { local $/; <$fh> }) 712 . (do { local $/; <$fh> })
665 . "\n};\n1"; 713 . "\n};\n1";
681 if ($htype == 0) { # INIT 729 if ($htype == 0) { # INIT
682 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 730 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
683 731
684 my %ext_arg; 732 my %ext_arg;
685 733
734 {
735 my @init = @TERM_INIT;
736 @TERM_INIT = ();
737 $_->($TERM) for @init;
738 my @pkg = @TERM_EXT;
739 @TERM_EXT = ();
740 $TERM->register_package ($_) for @pkg;
741 }
742
686 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 743 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
687 if ($_ eq "default") { 744 if ($_ eq "default") {
688 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 745 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback);
689 } elsif (/^-(.*)$/) { 746 } elsif (/^-(.*)$/) {
690 delete $ext_arg{$1}; 747 delete $ext_arg{$1};
691 } elsif (/^([^<]+)<(.*)>$/) { 748 } elsif (/^([^<]+)<(.*)>$/) {
716 if $verbosity >= 10; 773 if $verbosity >= 10;
717 774
718 keys %$cb; 775 keys %$cb;
719 776
720 while (my ($pkg, $cb) = each %$cb) { 777 while (my ($pkg, $cb) = each %$cb) {
721 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) } 778 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };
722 and last; 779 $retval ||= $retval_;
723 780
724 if ($@) { 781 if ($@) {
725 $TERM->ungrab; # better to lose the grab than the session 782 $TERM->ungrab; # better to lose the grab than the session
726 warn $@; 783 warn $@;
727 } 784 }
738 # clear package 795 # clear package
739 %$TERM = (); 796 %$TERM = ();
740 } 797 }
741 798
742 $retval 799 $retval
743}
744
745sub exec_async(@) {
746 my $pid = fork;
747
748 return
749 if !defined $pid or $pid;
750
751 %ENV = %{ $TERM->env };
752
753 exec @_;
754 _exit 255;
755} 800}
756 801
757# urxvt::term::extension 802# urxvt::term::extension
758 803
759package urxvt::term::extension; 804package urxvt::term::extension;
898# find on_xxx subs in the package and register them 943# find on_xxx subs in the package and register them
899# as hooks 944# as hooks
900sub register_package { 945sub register_package {
901 my ($self, $pkg, $argv) = @_; 946 my ($self, $pkg, $argv) = @_;
902 947
948 no strict 'refs';
949
950 urxvt::verbose 6, "register package $pkg to $self";
951
952 @{"$pkg\::ISA"} = urxvt::term::extension::;
953
903 my $proxy = bless { 954 my $proxy = bless {
904 _pkg => $pkg, 955 _pkg => $pkg,
905 argv => $argv, 956 argv => $argv,
906 }, $pkg; 957 }, $pkg;
907 Scalar::Util::weaken ($proxy->{term} = $self); 958 Scalar::Util::weaken ($proxy->{term} = $self);
938 989
939Destroy the terminal object (close the window, free resources 990Destroy the terminal object (close the window, free resources
940etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event 991etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event
941watchers (timers, io watchers) are still active. 992watchers (timers, io watchers) are still active.
942 993
994=item $term->exec_async ($cmd[, @args])
995
996Works like the combination of the C<fork>/C<exec> builtins, which executes
997("starts") programs in the background. This function takes care of setting
998the user environment before exec'ing the command (e.g. C<PATH>) and should
999be preferred over explicit calls to C<exec> or C<system>.
1000
1001Returns the pid of the subprocess or C<undef> on error.
1002
1003=cut
1004
1005sub exec_async {
1006 my $self = shift;
1007
1008 my $pid = fork;
1009
1010 return $pid
1011 if !defined $pid or $pid;
1012
1013 %ENV = %{ $self->env };
1014
1015 exec @_;
1016 urxvt::_exit 255;
1017}
1018
943=item $isset = $term->option ($optval[, $set]) 1019=item $isset = $term->option ($optval[, $set])
944 1020
945Returns true if the option specified by C<$optval> is enabled, and 1021Returns true if the option specified by C<$optval> is enabled, and
946optionally change it. All option values are stored by name in the hash 1022optionally change it. All option values are stored by name in the hash
947C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1023C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
949Here is a a likely non-exhaustive list of option names, please see the 1025Here is a a likely non-exhaustive list of option names, please see the
950source file F</src/optinc.h> to see the actual list: 1026source file F</src/optinc.h> to see the actual list:
951 1027
952 borderLess console cursorBlink cursorUnderline hold iconic insecure 1028 borderLess console cursorBlink cursorUnderline hold iconic insecure
953 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1029 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
954 pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating 1030 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
955 scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer 1031 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
956 secondaryScreen secondaryScroll skipBuiltinGlyphs transparent 1032 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
957 tripleclickwords utmpInhibit visualBell 1033 transparent tripleclickwords utmpInhibit visualBell
958 1034
959=item $value = $term->resource ($name[, $newval]) 1035=item $value = $term->resource ($name[, $newval])
960 1036
961Returns the current resource value associated with a given name and 1037Returns the current resource value associated with a given name and
962optionally sets a new value. Setting values is most useful in the C<init> 1038optionally sets a new value. Setting values is most useful in the C<init>
979 1055
980 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1056 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
981 borderLess color cursorBlink cursorUnderline cutchars delete_key 1057 borderLess color cursorBlink cursorUnderline cutchars delete_key
982 display_name embed ext_bwidth fade font geometry hold iconName 1058 display_name embed ext_bwidth fade font geometry hold iconName
983 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1059 imFont imLocale inputMethod insecure int_bwidth intensityStyles
984 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 1060 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
985 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2 1061 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
986 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 1062 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
987 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 1063 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
988 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 1064 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
989 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 1065 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
990 shade term_name title transparent transparent_all tripleclickwords 1066 secondaryScreen secondaryScroll selectstyle shade term_name title
991 utmpInhibit visualBell 1067 transient_for transparent transparent_all tripleclickwords utmpInhibit
1068 visualBell
992 1069
993=cut 1070=cut
994 1071
995sub resource($$;$) { 1072sub resource($$;$) {
996 my ($self, $name) = (shift, shift); 1073 my ($self, $name) = (shift, shift);
1588 my $env = $self->{term}->env; 1665 my $env = $self->{term}->env;
1589 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1666 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1590 delete $env->{LC_ALL}; 1667 delete $env->{LC_ALL};
1591 $env->{LC_CTYPE} = $self->{term}->locale; 1668 $env->{LC_CTYPE} = $self->{term}->locale;
1592 1669
1593 urxvt::term->new ($env, $self->{term}->resource ("name"), 1670 urxvt::term->new ($env, "popup",
1594 "--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1671 "--perl-lib" => "", "--perl-ext-common" => "",
1672 "-pty-fd" => -1, "-sl" => 0,
1673 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1595 "--transient-for" => $self->{term}->parent, 1674 "--transient-for" => $self->{term}->parent,
1596 "-display" => $self->{term}->display_id, 1675 "-display" => $self->{term}->display_id,
1597 "-pe" => "urxvt-popup") 1676 "-pe" => "urxvt-popup")
1598 or die "unable to create popup window\n"; 1677 or die "unable to create popup window\n";
1599} 1678}
1604 delete $self->{term}{_destroy}{$self}; 1683 delete $self->{term}{_destroy}{$self};
1605 $self->{term}->ungrab; 1684 $self->{term}->ungrab;
1606} 1685}
1607 1686
1608=back 1687=back
1688
1689=cut
1690
1691package urxvt::watcher;
1692
1693@urxvt::timer::ISA = __PACKAGE__;
1694@urxvt::iow::ISA = __PACKAGE__;
1695@urxvt::pw::ISA = __PACKAGE__;
1696@urxvt::iw::ISA = __PACKAGE__;
1609 1697
1610=head2 The C<urxvt::timer> Class 1698=head2 The C<urxvt::timer> Class
1611 1699
1612This class implements timer watchers/events. Time is represented as a 1700This class implements timer watchers/events. Time is represented as a
1613fractional number of seconds since the epoch. Example: 1701fractional number of seconds since the epoch. Example:
1651Start the timer. 1739Start the timer.
1652 1740
1653=item $timer = $timer->start ($tstamp) 1741=item $timer = $timer->start ($tstamp)
1654 1742
1655Set the event trigger time to C<$tstamp> and start the timer. 1743Set the event trigger time to C<$tstamp> and start the timer.
1744
1745=item $timer = $timer->after ($delay)
1746
1747Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1656 1748
1657=item $timer = $timer->stop 1749=item $timer = $timer->stop
1658 1750
1659Stop the timer. 1751Stop the timer.
1660 1752
1707 1799
1708Stop watching for events on the given filehandle. 1800Stop watching for events on the given filehandle.
1709 1801
1710=back 1802=back
1711 1803
1804=head2 The C<urxvt::iw> Class
1805
1806This class implements idle watchers, that get called automatically when
1807the process is idle. They should return as fast as possible, after doing
1808some useful work.
1809
1810=over 4
1811
1812=item $iw = new urxvt::iw
1813
1814Create a new idle watcher object in stopped state.
1815
1816=item $iw = $iw->cb (sub { my ($iw) = @_; ... })
1817
1818Set the callback to be called when the watcher triggers.
1819
1820=item $timer = $timer->start
1821
1822Start the watcher.
1823
1824=item $timer = $timer->stop
1825
1826Stop the watcher.
1827
1828=back
1829
1830=head2 The C<urxvt::pw> Class
1831
1832This class implements process watchers. They create an event whenever a
1833process exits, after which they stop automatically.
1834
1835 my $pid = fork;
1836 ...
1837 $term->{pw} = urxvt::pw
1838 ->new
1839 ->start ($pid)
1840 ->cb (sub {
1841 my ($pw, $exit_status) = @_;
1842 ...
1843 });
1844
1845=over 4
1846
1847=item $pw = new urxvt::pw
1848
1849Create a new process watcher in stopped state.
1850
1851=item $pw = $pw->cb (sub { my ($pw, $exit_status) = @_; ... })
1852
1853Set the callback to be called when the timer triggers.
1854
1855=item $pw = $timer->start ($pid)
1856
1857Tells the wqtcher to start watching for process C<$pid>.
1858
1859=item $pw = $pw->stop
1860
1861Stop the watcher.
1862
1863=back
1864
1712=head1 ENVIRONMENT 1865=head1 ENVIRONMENT
1713 1866
1714=head2 URXVT_PERL_VERBOSITY 1867=head2 URXVT_PERL_VERBOSITY
1715 1868
1716This variable controls the verbosity level of the perl extension. Higher 1869This variable controls the verbosity level of the perl extension. Higher

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