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Revision 1.99 by root, Tue Jan 17 17:09:26 2006 UTC vs.
Revision 1.127 by root, Wed Jan 25 00:42:21 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
63the match. For example, the followign adds a regex that matches everything 67the match. For example, the followign adds a regex that matches everything
64between two vertical bars: 68between two vertical bars:
65 69
66 URxvt.selection.pattern-0: \\|([^|]+)\\| 70 URxvt.selection.pattern-0: \\|([^|]+)\\|
67 71
72Another example: Programs I use often output "absolute path: " at the
73beginning of a line when they process multiple files. The following
74pattern matches the filename (note, there is a single space at the very
75end):
76
77 URxvt.selection.pattern-0: ^(/[^:]+):\
78
68You can look at the source of the selection extension to see more 79You can look at the source of the selection extension to see more
69interesting uses, such as parsing a line from beginning to end. 80interesting uses, such as parsing a line from beginning to end.
70 81
71This extension also offers following bindable keyboard commands: 82This extension also offers following bindable keyboard commands:
72 83
87 98
88=item selection-popup (enabled by default) 99=item selection-popup (enabled by default)
89 100
90Binds a popup menu to Ctrl-Button3 that lets you convert the selection 101Binds a popup menu to Ctrl-Button3 that lets you convert the selection
91text into various other formats/action (such as uri unescaping, perl 102text into various other formats/action (such as uri unescaping, perl
92evalution, web-browser starting etc.), depending on content. 103evaluation, web-browser starting etc.), depending on content.
104
105Other extensions can extend this popup menu by pushing a code reference
106onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the
107popup is displayed.
108
109It's sole argument is the popup menu, which can be modified. The selection
110is in C<$_>, which can be used to decide wether to add something or not.
111It should either return nothing or a string and a code reference. The
112string will be used as button text and the code reference will be called
113when the button gets activated and should transform C<$_>.
114
115The following will add an entry C<a to b> that transforms all C<a>s in
116the selection to C<b>s, but only if the selection currently contains any
117C<a>s:
118
119 push @{ $self->{term}{selection_popup_hook} }, sub {
120 /a/ ? ("a to be" => sub { s/a/b/g }
121 : ()
122 };
93 123
94=item searchable-scrollback<hotkey> (enabled by default) 124=item searchable-scrollback<hotkey> (enabled by default)
95 125
96Adds regex search functionality to the scrollback buffer, triggered 126Adds regex search functionality to the scrollback buffer, triggered
97by a hotkey (default: C<M-s>). While in search mode, normal terminal 127by 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 134bottom. 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 135was 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 136additionally stores the first match in the current line into the primary
107selection. 137selection.
108 138
139=item readline (enabled by default)
140
141A support package that tries to make editing with readline easier. At the
142moment, it reacts to clicking with the left mouse button by trying to
143move the text cursor to this position. It does so by generating as many
144cursor-left or cursor-right keypresses as required (the this only works
145for programs that correctly support wide characters).
146
147To avoid too many false positives, this is only done when:
148
149=over 4
150
151=item - the tty is in ICANON state.
152
153=item - the text cursor is visible.
154
155=item - the primary screen is currently being displayed.
156
157=item - the mouse is on the same (multi-row-) line as the text cursor.
158
159=back
160
161The normal selection mechanism isn't disabled, so quick successive clicks
162might interfere with selection creation in harmless ways.
163
109=item selection-autotransform 164=item selection-autotransform
110 165
111This selection allows you to do automatic transforms on a selection 166This selection allows you to do automatic transforms on a selection
112whenever a selection is made. 167whenever a selection is made.
113 168
125 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/ 180 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/
126 181
127And this example matches the same,but replaces it with vi-commands you can 182And this example matches the same,but replaces it with vi-commands you can
128paste directly into your (vi :) editor: 183paste directly into your (vi :) editor:
129 184
130 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/\\x1b:e \\Q$1\\E\\x0d:$2\\x0d/ 185 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/:e \\Q$1\\E\\x0d:$2\\x0d/
131 186
132Of course, this can be modified to suit your needs and your editor :) 187Of course, this can be modified to suit your needs and your editor :)
133 188
134To expand the example above to typical perl error messages ("XXX at 189To expand the example above to typical perl error messages ("XXX at
135FILENAME line YYY."), you need a slightly more elaborate solution: 190FILENAME line YYY."), you need a slightly more elaborate solution:
136 191
137 URxvt.selection.pattern-0: ( at .*? line \\d+\\.) 192 URxvt.selection.pattern-0: ( at .*? line \\d+[,.])
138 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)\\.$/\x1b:e \\Q$1\E\\x0d:$2\\x0d/ 193 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)[,.]$/:e \\Q$1\E\\x0d:$2\\x0d/
139 194
140The first line tells the selection code to treat the unchanging part of 195The first line tells the selection code to treat the unchanging part of
141every error message as a selection pattern, and the second line transforms 196every error message as a selection pattern, and the second line transforms
142the message into vi commands to load the file. 197the message into vi commands to load the file.
198
199=item tabbed
200
201This transforms the terminal into a tabbar with additional terminals, that
202is, it implements what is commonly refered to as "tabbed terminal". The topmost line
203displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
204button per tab.
205
206Clicking a button will activate that tab. Pressing B<Shift-Left> and
207B<Shift-Right> will switch to the tab left or right of the current one,
208while B<Shift-Down> creates a new tab.
143 209
144=item mark-urls 210=item mark-urls
145 211
146Uses per-line display filtering (C<on_line_update>) to underline urls and 212Uses per-line display filtering (C<on_line_update>) to underline urls and
147make them clickable. When middle-clicked, the program specified in the 213make them clickable. When middle-clicked, the program specified in the
148resource C<urlLauncher> (default C<x-www-browser>) will be started with 214resource C<urlLauncher> (default C<x-www-browser>) will be started with
149the URL as first argument. 215the URL as first argument.
216
217=item automove-background
218
219This is basically a one-line extension that dynamically changes the background pixmap offset
220to the window position, in effect creating the same effect as pseudo transparency with
221a custom pixmap. No scaling is supported in this mode. Exmaple:
222
223 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
150 224
151=item block-graphics-to-ascii 225=item block-graphics-to-ascii
152 226
153A not very useful example of filtering all text output to the terminal, 227A not very useful example of filtering all text output to the terminal,
154by replacing all line-drawing characters (U+2500 .. U+259F) by a 228by replacing all line-drawing characters (U+2500 .. U+259F) by a
272called whenever the relevant event happens. 346called whenever the relevant event happens.
273 347
274The first argument passed to them is an extension oject as described in 348The first argument passed to them is an extension oject as described in
275the in the C<Extension Objects> section. 349the in the C<Extension Objects> section.
276 350
277B<All> of these hooks must return a boolean value. If it is true, then the 351B<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 352hooks 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. 353relevant action might not be carried out by the C++ code.
280 354
281I<< When in doubt, return a false value (preferably C<()>). >> 355I<< When in doubt, return a false value (preferably C<()>). >>
282 356
283=over 4 357=over 4
284 358
285=item on_init $term 359=item on_init $term
286 360
287Called after a new terminal object has been initialized, but before 361Called after a new terminal object has been initialized, but before
288windows are created or the command gets run. Most methods are unsafe to 362windows are created or the command gets run. Most methods are unsafe to
289call or deliver senseless data, as terminal size and other characteristics 363call or deliver senseless data, as terminal size and other characteristics
290have not yet been determined. You can safely query and change resources, 364have not yet been determined. You can safely query and change resources
291though. 365and options, though. For many purposes the C<on_start> hook is a better
366place.
367
368=item on_start $term
369
370Called at the very end of initialisation of a new terminal, just before
371trying to map (display) the toplevel and returning to the mainloop.
372
373=item on_destroy $term
374
375Called whenever something tries to destroy terminal, when the terminal is
376still fully functional (not for long, though).
292 377
293=item on_reset $term 378=item on_reset $term
294 379
295Called after the screen is "reset" for any reason, such as resizing or 380Called 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 381control sequences. Here is where you can react on changes to size-related
297variables. 382variables.
298 383
299=item on_start $term 384=item on_child_start $term, $pid
300 385
301Called at the very end of initialisation of a new terminal, just before 386Called just after the child process has been C<fork>ed.
302returning to the mainloop. 387
388=item on_child_exit $term, $status
389
390Called just after the child process has exited. C<$status> is the status
391from C<waitpid>.
303 392
304=item on_sel_make $term, $eventtime 393=item on_sel_make $term, $eventtime
305 394
306Called whenever a selection has been made by the user, but before the 395Called 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 396selection text is copied, so changes to the beginning, end or type of the
416=item on_focus_out $term 505=item on_focus_out $term
417 506
418Called wheneever the window loses keyboard focus, before rxvt-unicode does 507Called wheneever the window loses keyboard focus, before rxvt-unicode does
419focus out processing. 508focus out processing.
420 509
510=item on_configure_notify $term, $event
511
512=item on_property_notify $term, $event
513
421=item on_key_press $term, $event, $keysym, $octets 514=item on_key_press $term, $event, $keysym, $octets
422 515
423=item on_key_release $term, $event, $keysym 516=item on_key_release $term, $event, $keysym
424 517
425=item on_button_press $term, $event 518=item on_button_press $term, $event
434 527
435Called whenever the corresponding X event is received for the terminal If 528Called whenever the corresponding X event is received for the terminal If
436the hook returns true, then the even will be ignored by rxvt-unicode. 529the hook returns true, then the even will be ignored by rxvt-unicode.
437 530
438The event is a hash with most values as named by Xlib (see the XEvent 531The 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 532manpage), with the additional members C<row> and C<col>, which are the
440and column under the mouse cursor. 533(real, not screen-based) row and column under the mouse cursor.
441 534
442C<on_key_press> additionally receives the string rxvt-unicode would 535C<on_key_press> additionally receives the string rxvt-unicode would
443output, if any, in locale-specific encoding. 536output, if any, in locale-specific encoding.
444 537
445subwindow. 538subwindow.
539
540=item on_client_message $term, $event
541
542=item on_wm_protocols $term, $event
543
544=item on_wm_delete_window $term, $event
545
546Called when various types of ClientMessage events are received (all with
547format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
446 548
447=back 549=back
448 550
449=cut 551=cut
450 552
456use Scalar::Util (); 558use Scalar::Util ();
457use List::Util (); 559use List::Util ();
458 560
459our $VERSION = 1; 561our $VERSION = 1;
460our $TERM; 562our $TERM;
563our @TERM_INIT;
564our @TERM_EXT;
461our @HOOKNAME; 565our @HOOKNAME;
462our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 566our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
463our %OPTION; 567our %OPTION;
464 568
465our $LIBDIR; 569our $LIBDIR;
466our $RESNAME; 570our $RESNAME;
467our $RESCLASS; 571our $RESCLASS;
468our $RXVTNAME; 572our $RXVTNAME;
469 573
574our $NOCHAR = chr 0xffff;
575
470=head2 Variables in the C<urxvt> Package 576=head2 Variables in the C<urxvt> Package
471 577
472=over 4 578=over 4
473 579
474=item $urxvt::LIBDIR 580=item $urxvt::LIBDIR
486 592
487=item $urxvt::TERM 593=item $urxvt::TERM
488 594
489The current terminal. This variable stores the current C<urxvt::term> 595The current terminal. This variable stores the current C<urxvt::term>
490object, whenever a callback/hook is executing. 596object, whenever a callback/hook is executing.
597
598=item @urxvt::TERM_INIT
599
600All coderefs in this array will be called as methods of the next newly
601created C<urxvt::term> object (during the C<on_init> phase). The array
602gets cleared before the codereferences that were in it are being executed,
603so coderefs can push themselves onto it again if they so desire.
604
605This complements to the perl-eval commandline option, but gets executed
606first.
607
608=item @urxvt::TERM_EXT
609
610Works similar to C<@TERM_INIT>, but contains perl package/class names, which
611get registered as normal extensions after calling the hooks in C<@TERM_INIT>
612but before other extensions. Gets cleared just like C<@TERM_INIT>.
491 613
492=back 614=back
493 615
494=head2 Functions in the C<urxvt> Package 616=head2 Functions in the C<urxvt> Package
495 617
595=back 717=back
596 718
597=cut 719=cut
598 720
599BEGIN { 721BEGIN {
600 urxvt->bootstrap;
601
602 # overwrite perl's warn 722 # overwrite perl's warn
603 *CORE::GLOBAL::warn = sub { 723 *CORE::GLOBAL::warn = sub {
604 my $msg = join "", @_; 724 my $msg = join "", @_;
605 $msg .= "\n" 725 $msg .= "\n"
606 unless $msg =~ /\n$/; 726 unless $msg =~ /\n$/;
607 urxvt::warn ($msg); 727 urxvt::warn ($msg);
608 }; 728 };
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} 729}
730
731no warnings 'utf8';
616 732
617my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 733my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
618 734
619sub verbose { 735sub verbose {
620 my ($level, $msg) = @_; 736 my ($level, $msg) = @_;
621 warn "$msg\n" if $level <= $verbosity; 737 warn "$msg\n" if $level <= $verbosity;
622} 738}
623 739
624my $extension_pkg = "extension0000";
625my %extension_pkg; 740my %extension_pkg;
626 741
627# load a single script into its own package, once only 742# load a single script into its own package, once only
628sub extension_package($) { 743sub extension_package($) {
629 my ($path) = @_; 744 my ($path) = @_;
630 745
631 $extension_pkg{$path} ||= do { 746 $extension_pkg{$path} ||= do {
632 my $pkg = "urxvt::" . ($extension_pkg++); 747 $path =~ /([^\/\\]+)$/;
748 my $pkg = $1;
749 $pkg =~ s/[^[:word:]]/_/g;
750 $pkg = "urxvt::ext::$pkg";
633 751
634 verbose 3, "loading extension '$path' into package '$pkg'"; 752 verbose 3, "loading extension '$path' into package '$pkg'";
635 753
636 open my $fh, "<:raw", $path 754 open my $fh, "<:raw", $path
637 or die "$path: $!"; 755 or die "$path: $!";
638 756
639 my $source = 757 my $source =
640 "package $pkg; use strict; use utf8;\n" 758 "package $pkg; use strict; use utf8; no warnings 'utf8';\n"
641 . "use base urxvt::term::extension::;\n"
642 . "#line 1 \"$path\"\n{\n" 759 . "#line 1 \"$path\"\n{\n"
643 . (do { local $/; <$fh> }) 760 . (do { local $/; <$fh> })
644 . "\n};\n1"; 761 . "\n};\n1";
645 762
646 eval $source 763 eval $source
660 if ($htype == 0) { # INIT 777 if ($htype == 0) { # INIT
661 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 778 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
662 779
663 my %ext_arg; 780 my %ext_arg;
664 781
782 {
783 my @init = @TERM_INIT;
784 @TERM_INIT = ();
785 $_->($TERM) for @init;
786 my @pkg = @TERM_EXT;
787 @TERM_EXT = ();
788 $TERM->register_package ($_) for @pkg;
789 }
790
665 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 791 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
666 if ($_ eq "default") { 792 if ($_ eq "default") {
667 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 793 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
668 } elsif (/^-(.*)$/) { 794 } elsif (/^-(.*)$/) {
669 delete $ext_arg{$1}; 795 delete $ext_arg{$1};
670 } elsif (/^([^<]+)<(.*)>$/) { 796 } elsif (/^([^<]+)<(.*)>$/) {
671 push @{ $ext_arg{$1} }, $2; 797 push @{ $ext_arg{$1} }, $2;
672 } else { 798 } else {
695 if $verbosity >= 10; 821 if $verbosity >= 10;
696 822
697 keys %$cb; 823 keys %$cb;
698 824
699 while (my ($pkg, $cb) = each %$cb) { 825 while (my ($pkg, $cb) = each %$cb) {
700 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) } 826 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };
701 and last; 827 $retval ||= $retval_;
702 828
703 if ($@) { 829 if ($@) {
704 $TERM->ungrab; # better to lose the grab than the session 830 $TERM->ungrab; # better to lose the grab than the session
705 warn $@; 831 warn $@;
706 } 832 }
717 # clear package 843 # clear package
718 %$TERM = (); 844 %$TERM = ();
719 } 845 }
720 846
721 $retval 847 $retval
722}
723
724sub exec_async(@) {
725 my $pid = fork;
726
727 return
728 if !defined $pid or $pid;
729
730 %ENV = %{ $TERM->env };
731
732 exec @_;
733 _exit 255;
734} 848}
735 849
736# urxvt::term::extension 850# urxvt::term::extension
737 851
738package urxvt::term::extension; 852package urxvt::term::extension;
877# find on_xxx subs in the package and register them 991# find on_xxx subs in the package and register them
878# as hooks 992# as hooks
879sub register_package { 993sub register_package {
880 my ($self, $pkg, $argv) = @_; 994 my ($self, $pkg, $argv) = @_;
881 995
996 no strict 'refs';
997
998 urxvt::verbose 6, "register package $pkg to $self";
999
1000 @{"$pkg\::ISA"} = urxvt::term::extension::;
1001
882 my $proxy = bless { 1002 my $proxy = bless {
883 _pkg => $pkg, 1003 _pkg => $pkg,
884 argv => $argv, 1004 argv => $argv,
885 }, $pkg; 1005 }, $pkg;
886 Scalar::Util::weaken ($proxy->{term} = $self); 1006 Scalar::Util::weaken ($proxy->{term} = $self);
917 1037
918Destroy the terminal object (close the window, free resources 1038Destroy the terminal object (close the window, free resources
919etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event 1039etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event
920watchers (timers, io watchers) are still active. 1040watchers (timers, io watchers) are still active.
921 1041
1042=item $term->exec_async ($cmd[, @args])
1043
1044Works like the combination of the C<fork>/C<exec> builtins, which executes
1045("starts") programs in the background. This function takes care of setting
1046the user environment before exec'ing the command (e.g. C<PATH>) and should
1047be preferred over explicit calls to C<exec> or C<system>.
1048
1049Returns the pid of the subprocess or C<undef> on error.
1050
1051=cut
1052
1053sub exec_async {
1054 my $self = shift;
1055
1056 my $pid = fork;
1057
1058 return $pid
1059 if !defined $pid or $pid;
1060
1061 %ENV = %{ $self->env };
1062
1063 exec @_;
1064 urxvt::_exit 255;
1065}
1066
922=item $isset = $term->option ($optval[, $set]) 1067=item $isset = $term->option ($optval[, $set])
923 1068
924Returns true if the option specified by C<$optval> is enabled, and 1069Returns true if the option specified by C<$optval> is enabled, and
925optionally change it. All option values are stored by name in the hash 1070optionally 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. 1071C<%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 1073Here is a a likely non-exhaustive list of option names, please see the
929source file F</src/optinc.h> to see the actual list: 1074source file F</src/optinc.h> to see the actual list:
930 1075
931 borderLess console cursorBlink cursorUnderline hold iconic insecure 1076 borderLess console cursorBlink cursorUnderline hold iconic insecure
932 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1077 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
933 pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating 1078 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
934 scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer 1079 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
935 secondaryScreen secondaryScroll skipBuiltinGlyphs transparent 1080 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
936 tripleclickwords utmpInhibit visualBell 1081 transparent tripleclickwords utmpInhibit visualBell
937 1082
938=item $value = $term->resource ($name[, $newval]) 1083=item $value = $term->resource ($name[, $newval])
939 1084
940Returns the current resource value associated with a given name and 1085Returns the current resource value associated with a given name and
941optionally sets a new value. Setting values is most useful in the C<init> 1086optionally sets a new value. Setting values is most useful in the C<init>
958 1103
959 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1104 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
960 borderLess color cursorBlink cursorUnderline cutchars delete_key 1105 borderLess color cursorBlink cursorUnderline cutchars delete_key
961 display_name embed ext_bwidth fade font geometry hold iconName 1106 display_name embed ext_bwidth fade font geometry hold iconName
962 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1107 imFont imLocale inputMethod insecure int_bwidth intensityStyles
963 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 1108 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
964 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2 1109 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
965 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 1110 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
966 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 1111 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
967 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 1112 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
968 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 1113 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
969 shade term_name title transparent transparent_all tripleclickwords 1114 secondaryScreen secondaryScroll selectstyle shade term_name title
970 utmpInhibit visualBell 1115 transient_for transparent transparent_all tripleclickwords utmpInhibit
1116 visualBell
971 1117
972=cut 1118=cut
973 1119
974sub resource($$;$) { 1120sub resource($$;$) {
975 my ($self, $name) = (shift, shift); 1121 my ($self, $name) = (shift, shift);
1149 1295
1150Normally its not a good idea to use this function, as programs might be 1296Normally 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 1297confused by changes in cursor position or scrolling. Its useful inside a
1152C<on_add_lines> hook, though. 1298C<on_add_lines> hook, though.
1153 1299
1300=item $term->scr_change_screen ($screen)
1301
1302Switch to given screen - 0 primary, 1 secondary.
1303
1154=item $term->cmd_parse ($octets) 1304=item $term->cmd_parse ($octets)
1155 1305
1156Similar to C<scr_add_lines>, but the argument must be in the 1306Similar to C<scr_add_lines>, but the argument must be in the
1157locale-specific encoding of the terminal and can contain command sequences 1307locale-specific encoding of the terminal and can contain command sequences
1158(escape codes) that will be interpreted. 1308(escape codes) that will be interpreted.
1167 1317
1168Replaces the event mask of the pty watcher by the given event mask. Can 1318Replaces the event mask of the pty watcher by the given event mask. Can
1169be used to suppress input and output handling to the pty/tty. See the 1319be used to suppress input and output handling to the pty/tty. See the
1170description of C<< urxvt::timer->events >>. Make sure to always restore 1320description of C<< urxvt::timer->events >>. Make sure to always restore
1171the previous value. 1321the previous value.
1322
1323=item $fd = $term->pty_fd
1324
1325Returns the master file descriptor for the pty in use, or C<-1> if no pty
1326is used.
1172 1327
1173=item $windowid = $term->parent 1328=item $windowid = $term->parent
1174 1329
1175Return the window id of the toplevel window. 1330Return the window id of the toplevel window.
1176 1331
1241=item $modifiermask = $term->ModNumLockMask 1396=item $modifiermask = $term->ModNumLockMask
1242 1397
1243Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1398Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1244AltGr), the meta key (often Alt) and the num lock key, if applicable. 1399AltGr), the meta key (often Alt) and the num lock key, if applicable.
1245 1400
1401=item $screen = $term->current_screen
1402
1403Returns the currently displayed screen (0 primary, 1 secondary).
1404
1405=item $cursor_is_hidden = $term->hidden_cursor
1406
1407Returns wether the cursor is currently hidden or not.
1408
1246=item $view_start = $term->view_start ([$newvalue]) 1409=item $view_start = $term->view_start ([$newvalue])
1247 1410
1248Returns the row number of the topmost displayed line. Maximum value is 1411Returns the row number of the topmost displayed line. Maximum value is
1249C<0>, which displays the normal terminal contents. Lower values scroll 1412C<0>, which displays the normal terminal contents. Lower values scroll
1250this many lines into the scrollback buffer. 1413this many lines into the scrollback buffer.
1269line, starting at column C<$start_col> (default C<0>), which is useful 1432line, starting at column C<$start_col> (default C<0>), which is useful
1270to replace only parts of a line. The font index in the rendition will 1433to replace only parts of a line. The font index in the rendition will
1271automatically be updated. 1434automatically be updated.
1272 1435
1273C<$text> is in a special encoding: tabs and wide characters that use more 1436C<$text> is in a special encoding: tabs and wide characters that use more
1274than one cell when displayed are padded with urxvt::NOCHAR characters 1437than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1275(C<chr 65535>). Characters with combining characters and other characters 1438characters. Characters with combining characters and other characters that
1276that do not fit into the normal tetx encoding will be replaced with 1439do not fit into the normal tetx encoding will be replaced with characters
1277characters in the private use area. 1440in the private use area.
1278 1441
1279You have to obey this encoding when changing text. The advantage is 1442You have to obey this encoding when changing text. The advantage is
1280that C<substr> and similar functions work on screen cells and not on 1443that C<substr> and similar functions work on screen cells and not on
1281characters. 1444characters.
1282 1445
1457 1620
1458Calls XUngrab for the most recent grab. Is called automatically on 1621Calls 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 1622evaluation errors, as it is better to lose the grab in the error case as
1460the session. 1623the session.
1461 1624
1625=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1626
1627=item $atom_name = $term->XGetAtomName ($atom)
1628
1629=item @atoms = $term->XListProperties ($window)
1630
1631=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1632
1633=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)
1634
1635=item $term->XDeleteProperty ($window, $property)
1636
1637=item $window = $term->DefaultRootWindow
1638
1639=item $term->XReparentWindow ($window, $parent, [$x, $y])
1640
1641=item $term->XMapWindow ($window)
1642
1643=item $term->XUnmapWindow ($window)
1644
1645=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1646
1647=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1648
1649=item $term->XChangeInput ($window, $add_events[, $del_events])
1650
1651Various X or X-related functions. The C<$term> object only serves as
1652the source of the display, otherwise those functions map more-or-less
1653directory onto the X functions of the same name.
1654
1462=back 1655=back
1463 1656
1464=cut 1657=cut
1465 1658
1466package urxvt::popup; 1659package urxvt::popup;
1567 my $env = $self->{term}->env; 1760 my $env = $self->{term}->env;
1568 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1761 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1569 delete $env->{LC_ALL}; 1762 delete $env->{LC_ALL};
1570 $env->{LC_CTYPE} = $self->{term}->locale; 1763 $env->{LC_CTYPE} = $self->{term}->locale;
1571 1764
1572 urxvt::term->new ($env, $self->{term}->resource ("name"), 1765 urxvt::term->new ($env, "popup",
1573 "--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1766 "--perl-lib" => "", "--perl-ext-common" => "",
1767 "-pty-fd" => -1, "-sl" => 0,
1768 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1574 "--transient-for" => $self->{term}->parent, 1769 "--transient-for" => $self->{term}->parent,
1575 "-display" => $self->{term}->display_id, 1770 "-display" => $self->{term}->display_id,
1576 "-pe" => "urxvt-popup") 1771 "-pe" => "urxvt-popup")
1577 or die "unable to create popup window\n"; 1772 or die "unable to create popup window\n";
1578} 1773}
1583 delete $self->{term}{_destroy}{$self}; 1778 delete $self->{term}{_destroy}{$self};
1584 $self->{term}->ungrab; 1779 $self->{term}->ungrab;
1585} 1780}
1586 1781
1587=back 1782=back
1783
1784=cut
1785
1786package urxvt::watcher;
1787
1788@urxvt::timer::ISA = __PACKAGE__;
1789@urxvt::iow::ISA = __PACKAGE__;
1790@urxvt::pw::ISA = __PACKAGE__;
1791@urxvt::iw::ISA = __PACKAGE__;
1588 1792
1589=head2 The C<urxvt::timer> Class 1793=head2 The C<urxvt::timer> Class
1590 1794
1591This class implements timer watchers/events. Time is represented as a 1795This class implements timer watchers/events. Time is represented as a
1592fractional number of seconds since the epoch. Example: 1796fractional number of seconds since the epoch. Example:
1630Start the timer. 1834Start the timer.
1631 1835
1632=item $timer = $timer->start ($tstamp) 1836=item $timer = $timer->start ($tstamp)
1633 1837
1634Set the event trigger time to C<$tstamp> and start the timer. 1838Set the event trigger time to C<$tstamp> and start the timer.
1839
1840=item $timer = $timer->after ($delay)
1841
1842Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1635 1843
1636=item $timer = $timer->stop 1844=item $timer = $timer->stop
1637 1845
1638Stop the timer. 1846Stop the timer.
1639 1847
1686 1894
1687Stop watching for events on the given filehandle. 1895Stop watching for events on the given filehandle.
1688 1896
1689=back 1897=back
1690 1898
1899=head2 The C<urxvt::iw> Class
1900
1901This class implements idle watchers, that get called automatically when
1902the process is idle. They should return as fast as possible, after doing
1903some useful work.
1904
1905=over 4
1906
1907=item $iw = new urxvt::iw
1908
1909Create a new idle watcher object in stopped state.
1910
1911=item $iw = $iw->cb (sub { my ($iw) = @_; ... })
1912
1913Set the callback to be called when the watcher triggers.
1914
1915=item $timer = $timer->start
1916
1917Start the watcher.
1918
1919=item $timer = $timer->stop
1920
1921Stop the watcher.
1922
1923=back
1924
1925=head2 The C<urxvt::pw> Class
1926
1927This class implements process watchers. They create an event whenever a
1928process exits, after which they stop automatically.
1929
1930 my $pid = fork;
1931 ...
1932 $term->{pw} = urxvt::pw
1933 ->new
1934 ->start ($pid)
1935 ->cb (sub {
1936 my ($pw, $exit_status) = @_;
1937 ...
1938 });
1939
1940=over 4
1941
1942=item $pw = new urxvt::pw
1943
1944Create a new process watcher in stopped state.
1945
1946=item $pw = $pw->cb (sub { my ($pw, $exit_status) = @_; ... })
1947
1948Set the callback to be called when the timer triggers.
1949
1950=item $pw = $timer->start ($pid)
1951
1952Tells the wqtcher to start watching for process C<$pid>.
1953
1954=item $pw = $pw->stop
1955
1956Stop the watcher.
1957
1958=back
1959
1691=head1 ENVIRONMENT 1960=head1 ENVIRONMENT
1692 1961
1693=head2 URXVT_PERL_VERBOSITY 1962=head2 URXVT_PERL_VERBOSITY
1694 1963
1695This variable controls the verbosity level of the perl extension. Higher 1964This variable controls the verbosity level of the perl extension. Higher

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