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Revision 1.99 by root, Tue Jan 17 17:09:26 2006 UTC vs.
Revision 1.124 by root, Sun Jan 22 11:57:06 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
87 91
88=item selection-popup (enabled by default) 92=item selection-popup (enabled by default)
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. 96evaluation, web-browser starting etc.), depending on content.
97
98Other extensions can extend this popup menu by pushing a code reference
99onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the
100popup is displayed.
101
102It's sole argument is the popup menu, which can be modified. The selection
103is in C<$_>, which can be used to decide wether to add something or not.
104It should either return nothing or a string and a code reference. The
105string will be used as button text and the code reference will be called
106when the button gets activated and should transform C<$_>.
107
108The following will add an entry C<a to b> that transforms all C<a>s in
109the selection to C<b>s, but only if the selection currently contains any
110C<a>s:
111
112 push @{ $self->{term}{selection_popup_hook} }, sub {
113 /a/ ? ("a to be" => sub { s/a/b/g }
114 : ()
115 };
93 116
94=item searchable-scrollback<hotkey> (enabled by default) 117=item searchable-scrollback<hotkey> (enabled by default)
95 118
96Adds regex search functionality to the scrollback buffer, triggered 119Adds regex search functionality to the scrollback buffer, triggered
97by a hotkey (default: C<M-s>). While in search mode, normal terminal 120by a hotkey (default: C<M-s>). While in search mode, normal terminal
104bottom. C<Escape> leaves search mode and returns to the point where search 127bottom. C<Escape> leaves search mode and returns to the point where search
105was started, while C<Enter> or C<Return> stay at the current position and 128was started, while C<Enter> or C<Return> stay at the current position and
106additionally stores the first match in the current line into the primary 129additionally stores the first match in the current line into the primary
107selection. 130selection.
108 131
132=item readline (enabled by default)
133
134A support package that tries to make editing with readline easier. At the
135moment, it reacts to clicking with the left mouse button by trying to
136move the text cursor to this position. It does so by generating as many
137cursor-left or cursor-right keypresses as required (the this only works
138for programs that correctly support wide characters).
139
140To avoid too many false positives, this is only done when:
141
142=over 4
143
144=item - the mouse is on the same (multi-row-) line as the text cursor.
145
146=item - the primary screen is currently being displayed.
147
148=item - the text cursor is visible.
149
150=back
151
152The normal selection mechanism isn't disabled, so quick successive clicks
153might interfere with selection creation in harmless ways.
154
109=item selection-autotransform 155=item selection-autotransform
110 156
111This selection allows you to do automatic transforms on a selection 157This selection allows you to do automatic transforms on a selection
112whenever a selection is made. 158whenever a selection is made.
113 159
125 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/ 171 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/
126 172
127And this example matches the same,but replaces it with vi-commands you can 173And this example matches the same,but replaces it with vi-commands you can
128paste directly into your (vi :) editor: 174paste directly into your (vi :) editor:
129 175
130 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/\\x1b:e \\Q$1\\E\\x0d:$2\\x0d/ 176 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/:e \\Q$1\\E\\x0d:$2\\x0d/
131 177
132Of course, this can be modified to suit your needs and your editor :) 178Of course, this can be modified to suit your needs and your editor :)
133 179
134To expand the example above to typical perl error messages ("XXX at 180To expand the example above to typical perl error messages ("XXX at
135FILENAME line YYY."), you need a slightly more elaborate solution: 181FILENAME line YYY."), you need a slightly more elaborate solution:
136 182
137 URxvt.selection.pattern-0: ( at .*? line \\d+\\.) 183 URxvt.selection.pattern-0: ( at .*? line \\d+[,.])
138 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)\\.$/\x1b:e \\Q$1\E\\x0d:$2\\x0d/ 184 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)[,.]$/:e \\Q$1\E\\x0d:$2\\x0d/
139 185
140The first line tells the selection code to treat the unchanging part of 186The first line tells the selection code to treat the unchanging part of
141every error message as a selection pattern, and the second line transforms 187every error message as a selection pattern, and the second line transforms
142the message into vi commands to load the file. 188the message into vi commands to load the file.
189
190=item tabbed
191
192This transforms the terminal into a tabbar with additional terminals, that
193is, it implements what is commonly refered to as "tabbed terminal". The topmost line
194displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
195button per tab.
196
197Clicking a button will activate that tab. Pressing B<Shift-Left> and
198B<Shift-Right> will switch to the tab left or right of the current one,
199while B<Shift-Down> creates a new tab.
143 200
144=item mark-urls 201=item mark-urls
145 202
146Uses per-line display filtering (C<on_line_update>) to underline urls and 203Uses per-line display filtering (C<on_line_update>) to underline urls and
147make them clickable. When middle-clicked, the program specified in the 204make them clickable. When middle-clicked, the program specified in the
148resource C<urlLauncher> (default C<x-www-browser>) will be started with 205resource C<urlLauncher> (default C<x-www-browser>) will be started with
149the URL as first argument. 206the URL as first argument.
207
208=item automove-background
209
210This is basically a one-line extension that dynamically changes the background pixmap offset
211to the window position, in effect creating the same effect as pseudo transparency with
212a custom pixmap. No scaling is supported in this mode. Exmaple:
213
214 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
150 215
151=item block-graphics-to-ascii 216=item block-graphics-to-ascii
152 217
153A not very useful example of filtering all text output to the terminal, 218A not very useful example of filtering all text output to the terminal,
154by replacing all line-drawing characters (U+2500 .. U+259F) by a 219by replacing all line-drawing characters (U+2500 .. U+259F) by a
272called whenever the relevant event happens. 337called whenever the relevant event happens.
273 338
274The first argument passed to them is an extension oject as described in 339The first argument passed to them is an extension oject as described in
275the in the C<Extension Objects> section. 340the in the C<Extension Objects> section.
276 341
277B<All> of these hooks must return a boolean value. If it is true, then the 342B<All> of these hooks must return a boolean value. If any of the called
278event counts as being I<consumed>, and the invocation of other hooks is 343hooks returns true, then the event counts as being I<consumed>, and the
279skipped, and the relevant action might not be carried out by the C++ code. 344relevant action might not be carried out by the C++ code.
280 345
281I<< When in doubt, return a false value (preferably C<()>). >> 346I<< When in doubt, return a false value (preferably C<()>). >>
282 347
283=over 4 348=over 4
284 349
285=item on_init $term 350=item on_init $term
286 351
287Called after a new terminal object has been initialized, but before 352Called after a new terminal object has been initialized, but before
288windows are created or the command gets run. Most methods are unsafe to 353windows are created or the command gets run. Most methods are unsafe to
289call or deliver senseless data, as terminal size and other characteristics 354call or deliver senseless data, as terminal size and other characteristics
290have not yet been determined. You can safely query and change resources, 355have not yet been determined. You can safely query and change resources
291though. 356and options, though. For many purposes the C<on_start> hook is a better
357place.
358
359=item on_start $term
360
361Called at the very end of initialisation of a new terminal, just before
362trying to map (display) the toplevel and returning to the mainloop.
363
364=item on_destroy $term
365
366Called whenever something tries to destroy terminal, before doing anything
367yet. If this hook returns true, then destruction is skipped, but this is
368rarely a good idea.
292 369
293=item on_reset $term 370=item on_reset $term
294 371
295Called after the screen is "reset" for any reason, such as resizing or 372Called after the screen is "reset" for any reason, such as resizing or
296control sequences. Here is where you can react on changes to size-related 373control sequences. Here is where you can react on changes to size-related
297variables. 374variables.
298 375
299=item on_start $term 376=item on_child_start $term, $pid
300 377
301Called at the very end of initialisation of a new terminal, just before 378Called just after the child process has been C<fork>ed.
302returning to the mainloop. 379
380=item on_child_exit $term, $status
381
382Called just after the child process has exited. C<$status> is the status
383from C<waitpid>.
303 384
304=item on_sel_make $term, $eventtime 385=item on_sel_make $term, $eventtime
305 386
306Called whenever a selection has been made by the user, but before the 387Called whenever a selection has been made by the user, but before the
307selection text is copied, so changes to the beginning, end or type of the 388selection text is copied, so changes to the beginning, end or type of the
416=item on_focus_out $term 497=item on_focus_out $term
417 498
418Called wheneever the window loses keyboard focus, before rxvt-unicode does 499Called wheneever the window loses keyboard focus, before rxvt-unicode does
419focus out processing. 500focus out processing.
420 501
502=item on_configure_notify $term, $event
503
504=item on_property_notify $term, $event
505
421=item on_key_press $term, $event, $keysym, $octets 506=item on_key_press $term, $event, $keysym, $octets
422 507
423=item on_key_release $term, $event, $keysym 508=item on_key_release $term, $event, $keysym
424 509
425=item on_button_press $term, $event 510=item on_button_press $term, $event
434 519
435Called whenever the corresponding X event is received for the terminal If 520Called whenever the corresponding X event is received for the terminal If
436the hook returns true, then the even will be ignored by rxvt-unicode. 521the hook returns true, then the even will be ignored by rxvt-unicode.
437 522
438The event is a hash with most values as named by Xlib (see the XEvent 523The event is a hash with most values as named by Xlib (see the XEvent
439manpage), with the additional members C<row> and C<col>, which are the row 524manpage), with the additional members C<row> and C<col>, which are the
440and column under the mouse cursor. 525(real, not screen-based) row and column under the mouse cursor.
441 526
442C<on_key_press> additionally receives the string rxvt-unicode would 527C<on_key_press> additionally receives the string rxvt-unicode would
443output, if any, in locale-specific encoding. 528output, if any, in locale-specific encoding.
444 529
445subwindow. 530subwindow.
531
532=item on_client_message $term, $event
533
534=item on_wm_protocols $term, $event
535
536=item on_wm_delete_window $term, $event
537
538Called when various types of ClientMessage events are received (all with
539format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
446 540
447=back 541=back
448 542
449=cut 543=cut
450 544
456use Scalar::Util (); 550use Scalar::Util ();
457use List::Util (); 551use List::Util ();
458 552
459our $VERSION = 1; 553our $VERSION = 1;
460our $TERM; 554our $TERM;
555our @TERM_INIT;
556our @TERM_EXT;
461our @HOOKNAME; 557our @HOOKNAME;
462our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 558our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
463our %OPTION; 559our %OPTION;
464 560
465our $LIBDIR; 561our $LIBDIR;
466our $RESNAME; 562our $RESNAME;
467our $RESCLASS; 563our $RESCLASS;
468our $RXVTNAME; 564our $RXVTNAME;
469 565
566our $NOCHAR = chr 0xffff;
567
470=head2 Variables in the C<urxvt> Package 568=head2 Variables in the C<urxvt> Package
471 569
472=over 4 570=over 4
473 571
474=item $urxvt::LIBDIR 572=item $urxvt::LIBDIR
486 584
487=item $urxvt::TERM 585=item $urxvt::TERM
488 586
489The current terminal. This variable stores the current C<urxvt::term> 587The current terminal. This variable stores the current C<urxvt::term>
490object, whenever a callback/hook is executing. 588object, whenever a callback/hook is executing.
589
590=item @urxvt::TERM_INIT
591
592All coderefs in this array will be called as methods of the next newly
593created C<urxvt::term> object (during the C<on_init> phase). The array
594gets cleared before the codereferences that were in it are being executed,
595so coderefs can push themselves onto it again if they so desire.
596
597This complements to the perl-eval commandline option, but gets executed
598first.
599
600=item @urxvt::TERM_EXT
601
602Works similar to C<@TERM_INIT>, but contains perl package/class names, which
603get registered as normal extensions after calling the hooks in C<@TERM_INIT>
604but before other extensions. Gets cleared just like C<@TERM_INIT>.
491 605
492=back 606=back
493 607
494=head2 Functions in the C<urxvt> Package 608=head2 Functions in the C<urxvt> Package
495 609
595=back 709=back
596 710
597=cut 711=cut
598 712
599BEGIN { 713BEGIN {
600 urxvt->bootstrap;
601
602 # overwrite perl's warn 714 # overwrite perl's warn
603 *CORE::GLOBAL::warn = sub { 715 *CORE::GLOBAL::warn = sub {
604 my $msg = join "", @_; 716 my $msg = join "", @_;
605 $msg .= "\n" 717 $msg .= "\n"
606 unless $msg =~ /\n$/; 718 unless $msg =~ /\n$/;
607 urxvt::warn ($msg); 719 urxvt::warn ($msg);
608 }; 720 };
609
610 # %ENV is the original startup environment
611 delete $ENV{IFS};
612 delete $ENV{CDPATH};
613 delete $ENV{BASH_ENV};
614 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
615} 721}
722
723no warnings 'utf8';
616 724
617my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 725my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
618 726
619sub verbose { 727sub verbose {
620 my ($level, $msg) = @_; 728 my ($level, $msg) = @_;
621 warn "$msg\n" if $level <= $verbosity; 729 warn "$msg\n" if $level <= $verbosity;
622} 730}
623 731
624my $extension_pkg = "extension0000";
625my %extension_pkg; 732my %extension_pkg;
626 733
627# load a single script into its own package, once only 734# load a single script into its own package, once only
628sub extension_package($) { 735sub extension_package($) {
629 my ($path) = @_; 736 my ($path) = @_;
630 737
631 $extension_pkg{$path} ||= do { 738 $extension_pkg{$path} ||= do {
632 my $pkg = "urxvt::" . ($extension_pkg++); 739 $path =~ /([^\/\\]+)$/;
740 my $pkg = $1;
741 $pkg =~ s/[^[:word:]]/_/g;
742 $pkg = "urxvt::ext::$pkg";
633 743
634 verbose 3, "loading extension '$path' into package '$pkg'"; 744 verbose 3, "loading extension '$path' into package '$pkg'";
635 745
636 open my $fh, "<:raw", $path 746 open my $fh, "<:raw", $path
637 or die "$path: $!"; 747 or die "$path: $!";
638 748
639 my $source = 749 my $source =
640 "package $pkg; use strict; use utf8;\n" 750 "package $pkg; use strict; use utf8; no warnings 'utf8';\n"
641 . "use base urxvt::term::extension::;\n"
642 . "#line 1 \"$path\"\n{\n" 751 . "#line 1 \"$path\"\n{\n"
643 . (do { local $/; <$fh> }) 752 . (do { local $/; <$fh> })
644 . "\n};\n1"; 753 . "\n};\n1";
645 754
646 eval $source 755 eval $source
660 if ($htype == 0) { # INIT 769 if ($htype == 0) { # INIT
661 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 770 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
662 771
663 my %ext_arg; 772 my %ext_arg;
664 773
774 {
775 my @init = @TERM_INIT;
776 @TERM_INIT = ();
777 $_->($TERM) for @init;
778 my @pkg = @TERM_EXT;
779 @TERM_EXT = ();
780 $TERM->register_package ($_) for @pkg;
781 }
782
665 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 783 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
666 if ($_ eq "default") { 784 if ($_ eq "default") {
667 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 785 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
668 } elsif (/^-(.*)$/) { 786 } elsif (/^-(.*)$/) {
669 delete $ext_arg{$1}; 787 delete $ext_arg{$1};
670 } elsif (/^([^<]+)<(.*)>$/) { 788 } elsif (/^([^<]+)<(.*)>$/) {
671 push @{ $ext_arg{$1} }, $2; 789 push @{ $ext_arg{$1} }, $2;
672 } else { 790 } else {
695 if $verbosity >= 10; 813 if $verbosity >= 10;
696 814
697 keys %$cb; 815 keys %$cb;
698 816
699 while (my ($pkg, $cb) = each %$cb) { 817 while (my ($pkg, $cb) = each %$cb) {
700 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) } 818 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };
701 and last; 819 $retval ||= $retval_;
702 820
703 if ($@) { 821 if ($@) {
704 $TERM->ungrab; # better to lose the grab than the session 822 $TERM->ungrab; # better to lose the grab than the session
705 warn $@; 823 warn $@;
706 } 824 }
717 # clear package 835 # clear package
718 %$TERM = (); 836 %$TERM = ();
719 } 837 }
720 838
721 $retval 839 $retval
722}
723
724sub exec_async(@) {
725 my $pid = fork;
726
727 return
728 if !defined $pid or $pid;
729
730 %ENV = %{ $TERM->env };
731
732 exec @_;
733 _exit 255;
734} 840}
735 841
736# urxvt::term::extension 842# urxvt::term::extension
737 843
738package urxvt::term::extension; 844package urxvt::term::extension;
877# find on_xxx subs in the package and register them 983# find on_xxx subs in the package and register them
878# as hooks 984# as hooks
879sub register_package { 985sub register_package {
880 my ($self, $pkg, $argv) = @_; 986 my ($self, $pkg, $argv) = @_;
881 987
988 no strict 'refs';
989
990 urxvt::verbose 6, "register package $pkg to $self";
991
992 @{"$pkg\::ISA"} = urxvt::term::extension::;
993
882 my $proxy = bless { 994 my $proxy = bless {
883 _pkg => $pkg, 995 _pkg => $pkg,
884 argv => $argv, 996 argv => $argv,
885 }, $pkg; 997 }, $pkg;
886 Scalar::Util::weaken ($proxy->{term} = $self); 998 Scalar::Util::weaken ($proxy->{term} = $self);
917 1029
918Destroy the terminal object (close the window, free resources 1030Destroy the terminal object (close the window, free resources
919etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event 1031etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event
920watchers (timers, io watchers) are still active. 1032watchers (timers, io watchers) are still active.
921 1033
1034=item $term->exec_async ($cmd[, @args])
1035
1036Works like the combination of the C<fork>/C<exec> builtins, which executes
1037("starts") programs in the background. This function takes care of setting
1038the user environment before exec'ing the command (e.g. C<PATH>) and should
1039be preferred over explicit calls to C<exec> or C<system>.
1040
1041Returns the pid of the subprocess or C<undef> on error.
1042
1043=cut
1044
1045sub exec_async {
1046 my $self = shift;
1047
1048 my $pid = fork;
1049
1050 return $pid
1051 if !defined $pid or $pid;
1052
1053 %ENV = %{ $self->env };
1054
1055 exec @_;
1056 urxvt::_exit 255;
1057}
1058
922=item $isset = $term->option ($optval[, $set]) 1059=item $isset = $term->option ($optval[, $set])
923 1060
924Returns true if the option specified by C<$optval> is enabled, and 1061Returns true if the option specified by C<$optval> is enabled, and
925optionally change it. All option values are stored by name in the hash 1062optionally change it. All option values are stored by name in the hash
926C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1063C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
928Here is a a likely non-exhaustive list of option names, please see the 1065Here is a a likely non-exhaustive list of option names, please see the
929source file F</src/optinc.h> to see the actual list: 1066source file F</src/optinc.h> to see the actual list:
930 1067
931 borderLess console cursorBlink cursorUnderline hold iconic insecure 1068 borderLess console cursorBlink cursorUnderline hold iconic insecure
932 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1069 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
933 pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating 1070 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
934 scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer 1071 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
935 secondaryScreen secondaryScroll skipBuiltinGlyphs transparent 1072 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
936 tripleclickwords utmpInhibit visualBell 1073 transparent tripleclickwords utmpInhibit visualBell
937 1074
938=item $value = $term->resource ($name[, $newval]) 1075=item $value = $term->resource ($name[, $newval])
939 1076
940Returns the current resource value associated with a given name and 1077Returns the current resource value associated with a given name and
941optionally sets a new value. Setting values is most useful in the C<init> 1078optionally sets a new value. Setting values is most useful in the C<init>
958 1095
959 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1096 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
960 borderLess color cursorBlink cursorUnderline cutchars delete_key 1097 borderLess color cursorBlink cursorUnderline cutchars delete_key
961 display_name embed ext_bwidth fade font geometry hold iconName 1098 display_name embed ext_bwidth fade font geometry hold iconName
962 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1099 imFont imLocale inputMethod insecure int_bwidth intensityStyles
963 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 1100 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
964 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2 1101 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
965 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 1102 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
966 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 1103 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
967 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 1104 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
968 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 1105 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
969 shade term_name title transparent transparent_all tripleclickwords 1106 secondaryScreen secondaryScroll selectstyle shade term_name title
970 utmpInhibit visualBell 1107 transient_for transparent transparent_all tripleclickwords utmpInhibit
1108 visualBell
971 1109
972=cut 1110=cut
973 1111
974sub resource($$;$) { 1112sub resource($$;$) {
975 my ($self, $name) = (shift, shift); 1113 my ($self, $name) = (shift, shift);
1148string is a normal text string, not in locale-dependent encoding. 1286string is a normal text string, not in locale-dependent encoding.
1149 1287
1150Normally its not a good idea to use this function, as programs might be 1288Normally its not a good idea to use this function, as programs might be
1151confused by changes in cursor position or scrolling. Its useful inside a 1289confused by changes in cursor position or scrolling. Its useful inside a
1152C<on_add_lines> hook, though. 1290C<on_add_lines> hook, though.
1291
1292=item $term->scr_change_screen ($screen)
1293
1294Switch to given screen - 0 primary, 1 secondary.
1153 1295
1154=item $term->cmd_parse ($octets) 1296=item $term->cmd_parse ($octets)
1155 1297
1156Similar to C<scr_add_lines>, but the argument must be in the 1298Similar to C<scr_add_lines>, but the argument must be in the
1157locale-specific encoding of the terminal and can contain command sequences 1299locale-specific encoding of the terminal and can contain command sequences
1241=item $modifiermask = $term->ModNumLockMask 1383=item $modifiermask = $term->ModNumLockMask
1242 1384
1243Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1385Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1244AltGr), the meta key (often Alt) and the num lock key, if applicable. 1386AltGr), the meta key (often Alt) and the num lock key, if applicable.
1245 1387
1388=item $screen = $term->current_screen
1389
1390Returns the currently displayed screen (0 primary, 1 secondary).
1391
1392=item $cursor_is_hidden = $term->hidden_cursor
1393
1394Returns wether the cursor is currently hidden or not.
1395
1246=item $view_start = $term->view_start ([$newvalue]) 1396=item $view_start = $term->view_start ([$newvalue])
1247 1397
1248Returns the row number of the topmost displayed line. Maximum value is 1398Returns the row number of the topmost displayed line. Maximum value is
1249C<0>, which displays the normal terminal contents. Lower values scroll 1399C<0>, which displays the normal terminal contents. Lower values scroll
1250this many lines into the scrollback buffer. 1400this many lines into the scrollback buffer.
1269line, starting at column C<$start_col> (default C<0>), which is useful 1419line, starting at column C<$start_col> (default C<0>), which is useful
1270to replace only parts of a line. The font index in the rendition will 1420to replace only parts of a line. The font index in the rendition will
1271automatically be updated. 1421automatically be updated.
1272 1422
1273C<$text> is in a special encoding: tabs and wide characters that use more 1423C<$text> is in a special encoding: tabs and wide characters that use more
1274than one cell when displayed are padded with urxvt::NOCHAR characters 1424than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1275(C<chr 65535>). Characters with combining characters and other characters 1425characters. Characters with combining characters and other characters that
1276that do not fit into the normal tetx encoding will be replaced with 1426do not fit into the normal tetx encoding will be replaced with characters
1277characters in the private use area. 1427in the private use area.
1278 1428
1279You have to obey this encoding when changing text. The advantage is 1429You have to obey this encoding when changing text. The advantage is
1280that C<substr> and similar functions work on screen cells and not on 1430that C<substr> and similar functions work on screen cells and not on
1281characters. 1431characters.
1282 1432
1457 1607
1458Calls XUngrab for the most recent grab. Is called automatically on 1608Calls XUngrab for the most recent grab. Is called automatically on
1459evaluation errors, as it is better to lose the grab in the error case as 1609evaluation errors, as it is better to lose the grab in the error case as
1460the session. 1610the session.
1461 1611
1612=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1613
1614=item $atom_name = $term->XGetAtomName ($atom)
1615
1616=item @atoms = $term->XListProperties ($window)
1617
1618=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1619
1620=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)
1621
1622=item $term->XDeleteProperty ($window, $property)
1623
1624=item $window = $term->DefaultRootWindow
1625
1626=item $term->XReparentWindow ($window, $parent, [$x, $y])
1627
1628=item $term->XMapWindow ($window)
1629
1630=item $term->XUnmapWindow ($window)
1631
1632=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1633
1634=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1635
1636=item $term->XChangeInput ($window, $add_events[, $del_events])
1637
1638Various X or X-related functions. The C<$term> object only serves as
1639the source of the display, otherwise those functions map more-or-less
1640directory onto the X functions of the same name.
1641
1462=back 1642=back
1463 1643
1464=cut 1644=cut
1465 1645
1466package urxvt::popup; 1646package urxvt::popup;
1567 my $env = $self->{term}->env; 1747 my $env = $self->{term}->env;
1568 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1748 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1569 delete $env->{LC_ALL}; 1749 delete $env->{LC_ALL};
1570 $env->{LC_CTYPE} = $self->{term}->locale; 1750 $env->{LC_CTYPE} = $self->{term}->locale;
1571 1751
1572 urxvt::term->new ($env, $self->{term}->resource ("name"), 1752 urxvt::term->new ($env, "popup",
1573 "--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1753 "--perl-lib" => "", "--perl-ext-common" => "",
1754 "-pty-fd" => -1, "-sl" => 0,
1755 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1574 "--transient-for" => $self->{term}->parent, 1756 "--transient-for" => $self->{term}->parent,
1575 "-display" => $self->{term}->display_id, 1757 "-display" => $self->{term}->display_id,
1576 "-pe" => "urxvt-popup") 1758 "-pe" => "urxvt-popup")
1577 or die "unable to create popup window\n"; 1759 or die "unable to create popup window\n";
1578} 1760}
1583 delete $self->{term}{_destroy}{$self}; 1765 delete $self->{term}{_destroy}{$self};
1584 $self->{term}->ungrab; 1766 $self->{term}->ungrab;
1585} 1767}
1586 1768
1587=back 1769=back
1770
1771=cut
1772
1773package urxvt::watcher;
1774
1775@urxvt::timer::ISA = __PACKAGE__;
1776@urxvt::iow::ISA = __PACKAGE__;
1777@urxvt::pw::ISA = __PACKAGE__;
1778@urxvt::iw::ISA = __PACKAGE__;
1588 1779
1589=head2 The C<urxvt::timer> Class 1780=head2 The C<urxvt::timer> Class
1590 1781
1591This class implements timer watchers/events. Time is represented as a 1782This class implements timer watchers/events. Time is represented as a
1592fractional number of seconds since the epoch. Example: 1783fractional number of seconds since the epoch. Example:
1630Start the timer. 1821Start the timer.
1631 1822
1632=item $timer = $timer->start ($tstamp) 1823=item $timer = $timer->start ($tstamp)
1633 1824
1634Set the event trigger time to C<$tstamp> and start the timer. 1825Set the event trigger time to C<$tstamp> and start the timer.
1826
1827=item $timer = $timer->after ($delay)
1828
1829Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1635 1830
1636=item $timer = $timer->stop 1831=item $timer = $timer->stop
1637 1832
1638Stop the timer. 1833Stop the timer.
1639 1834
1686 1881
1687Stop watching for events on the given filehandle. 1882Stop watching for events on the given filehandle.
1688 1883
1689=back 1884=back
1690 1885
1886=head2 The C<urxvt::iw> Class
1887
1888This class implements idle watchers, that get called automatically when
1889the process is idle. They should return as fast as possible, after doing
1890some useful work.
1891
1892=over 4
1893
1894=item $iw = new urxvt::iw
1895
1896Create a new idle watcher object in stopped state.
1897
1898=item $iw = $iw->cb (sub { my ($iw) = @_; ... })
1899
1900Set the callback to be called when the watcher triggers.
1901
1902=item $timer = $timer->start
1903
1904Start the watcher.
1905
1906=item $timer = $timer->stop
1907
1908Stop the watcher.
1909
1910=back
1911
1912=head2 The C<urxvt::pw> Class
1913
1914This class implements process watchers. They create an event whenever a
1915process exits, after which they stop automatically.
1916
1917 my $pid = fork;
1918 ...
1919 $term->{pw} = urxvt::pw
1920 ->new
1921 ->start ($pid)
1922 ->cb (sub {
1923 my ($pw, $exit_status) = @_;
1924 ...
1925 });
1926
1927=over 4
1928
1929=item $pw = new urxvt::pw
1930
1931Create a new process watcher in stopped state.
1932
1933=item $pw = $pw->cb (sub { my ($pw, $exit_status) = @_; ... })
1934
1935Set the callback to be called when the timer triggers.
1936
1937=item $pw = $timer->start ($pid)
1938
1939Tells the wqtcher to start watching for process C<$pid>.
1940
1941=item $pw = $pw->stop
1942
1943Stop the watcher.
1944
1945=back
1946
1691=head1 ENVIRONMENT 1947=head1 ENVIRONMENT
1692 1948
1693=head2 URXVT_PERL_VERBOSITY 1949=head2 URXVT_PERL_VERBOSITY
1694 1950
1695This variable controls the verbosity level of the perl extension. Higher 1951This variable controls the verbosity level of the perl extension. Higher

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