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Revision 1.100 by root, Wed Jan 18 08:33:34 2006 UTC vs.
Revision 1.128 by root, Wed Jan 25 00:57:57 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 xim-onthespot
218
219This (experimental) perl extension implements OnTheSpot editing. It does
220not work perfectly, and some input methods don't seem to work well with
221OnTheSpot editing in general, but it seems to work at leats for SCIM and
222kinput2.
223
224You enable it by specifying this extension and a preedit style of
225C<OnTheSpot>, i.e.:
226
227 @@RXVT_NAME@@ -pt OnTheSpot -pe xim-onthespot
228
229=item automove-background
230
231This is basically a one-line extension that dynamically changes the background pixmap offset
232to the window position, in effect creating the same effect as pseudo transparency with
233a custom pixmap. No scaling is supported in this mode. Exmaple:
234
235 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
150 236
151=item block-graphics-to-ascii 237=item block-graphics-to-ascii
152 238
153A not very useful example of filtering all text output to the terminal, 239A not very useful example of filtering all text output to the terminal,
154by replacing all line-drawing characters (U+2500 .. U+259F) by a 240by replacing all line-drawing characters (U+2500 .. U+259F) by a
272called whenever the relevant event happens. 358called whenever the relevant event happens.
273 359
274The first argument passed to them is an extension oject as described in 360The first argument passed to them is an extension oject as described in
275the in the C<Extension Objects> section. 361the in the C<Extension Objects> section.
276 362
277B<All> of these hooks must return a boolean value. If it is true, then the 363B<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 364hooks 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. 365relevant action might not be carried out by the C++ code.
280 366
281I<< When in doubt, return a false value (preferably C<()>). >> 367I<< When in doubt, return a false value (preferably C<()>). >>
282 368
283=over 4 369=over 4
284 370
285=item on_init $term 371=item on_init $term
286 372
287Called after a new terminal object has been initialized, but before 373Called after a new terminal object has been initialized, but before
288windows are created or the command gets run. Most methods are unsafe to 374windows are created or the command gets run. Most methods are unsafe to
289call or deliver senseless data, as terminal size and other characteristics 375call or deliver senseless data, as terminal size and other characteristics
290have not yet been determined. You can safely query and change resources, 376have not yet been determined. You can safely query and change resources
291though. 377and options, though. For many purposes the C<on_start> hook is a better
378place.
379
380=item on_start $term
381
382Called at the very end of initialisation of a new terminal, just before
383trying to map (display) the toplevel and returning to the mainloop.
384
385=item on_destroy $term
386
387Called whenever something tries to destroy terminal, when the terminal is
388still fully functional (not for long, though).
292 389
293=item on_reset $term 390=item on_reset $term
294 391
295Called after the screen is "reset" for any reason, such as resizing or 392Called 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 393control sequences. Here is where you can react on changes to size-related
297variables. 394variables.
298 395
299=item on_start $term 396=item on_child_start $term, $pid
300 397
301Called at the very end of initialisation of a new terminal, just before 398Called just after the child process has been C<fork>ed.
302returning to the mainloop. 399
400=item on_child_exit $term, $status
401
402Called just after the child process has exited. C<$status> is the status
403from C<waitpid>.
303 404
304=item on_sel_make $term, $eventtime 405=item on_sel_make $term, $eventtime
305 406
306Called whenever a selection has been made by the user, but before the 407Called 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 408selection text is copied, so changes to the beginning, end or type of the
416=item on_focus_out $term 517=item on_focus_out $term
417 518
418Called wheneever the window loses keyboard focus, before rxvt-unicode does 519Called wheneever the window loses keyboard focus, before rxvt-unicode does
419focus out processing. 520focus out processing.
420 521
522=item on_configure_notify $term, $event
523
524=item on_property_notify $term, $event
525
421=item on_key_press $term, $event, $keysym, $octets 526=item on_key_press $term, $event, $keysym, $octets
422 527
423=item on_key_release $term, $event, $keysym 528=item on_key_release $term, $event, $keysym
424 529
425=item on_button_press $term, $event 530=item on_button_press $term, $event
434 539
435Called whenever the corresponding X event is received for the terminal If 540Called whenever the corresponding X event is received for the terminal If
436the hook returns true, then the even will be ignored by rxvt-unicode. 541the hook returns true, then the even will be ignored by rxvt-unicode.
437 542
438The event is a hash with most values as named by Xlib (see the XEvent 543The 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 544manpage), with the additional members C<row> and C<col>, which are the
440and column under the mouse cursor. 545(real, not screen-based) row and column under the mouse cursor.
441 546
442C<on_key_press> additionally receives the string rxvt-unicode would 547C<on_key_press> additionally receives the string rxvt-unicode would
443output, if any, in locale-specific encoding. 548output, if any, in locale-specific encoding.
444 549
445subwindow. 550subwindow.
551
552=item on_client_message $term, $event
553
554=item on_wm_protocols $term, $event
555
556=item on_wm_delete_window $term, $event
557
558Called when various types of ClientMessage events are received (all with
559format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
446 560
447=back 561=back
448 562
449=cut 563=cut
450 564
456use Scalar::Util (); 570use Scalar::Util ();
457use List::Util (); 571use List::Util ();
458 572
459our $VERSION = 1; 573our $VERSION = 1;
460our $TERM; 574our $TERM;
575our @TERM_INIT;
576our @TERM_EXT;
461our @HOOKNAME; 577our @HOOKNAME;
462our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME; 578our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
463our %OPTION; 579our %OPTION;
464 580
465our $LIBDIR; 581our $LIBDIR;
466our $RESNAME; 582our $RESNAME;
467our $RESCLASS; 583our $RESCLASS;
468our $RXVTNAME; 584our $RXVTNAME;
469 585
586our $NOCHAR = chr 0xffff;
587
470=head2 Variables in the C<urxvt> Package 588=head2 Variables in the C<urxvt> Package
471 589
472=over 4 590=over 4
473 591
474=item $urxvt::LIBDIR 592=item $urxvt::LIBDIR
486 604
487=item $urxvt::TERM 605=item $urxvt::TERM
488 606
489The current terminal. This variable stores the current C<urxvt::term> 607The current terminal. This variable stores the current C<urxvt::term>
490object, whenever a callback/hook is executing. 608object, whenever a callback/hook is executing.
609
610=item @urxvt::TERM_INIT
611
612All coderefs in this array will be called as methods of the next newly
613created C<urxvt::term> object (during the C<on_init> phase). The array
614gets cleared before the codereferences that were in it are being executed,
615so coderefs can push themselves onto it again if they so desire.
616
617This complements to the perl-eval commandline option, but gets executed
618first.
619
620=item @urxvt::TERM_EXT
621
622Works similar to C<@TERM_INIT>, but contains perl package/class names, which
623get registered as normal extensions after calling the hooks in C<@TERM_INIT>
624but before other extensions. Gets cleared just like C<@TERM_INIT>.
491 625
492=back 626=back
493 627
494=head2 Functions in the C<urxvt> Package 628=head2 Functions in the C<urxvt> Package
495 629
602 my $msg = join "", @_; 736 my $msg = join "", @_;
603 $msg .= "\n" 737 $msg .= "\n"
604 unless $msg =~ /\n$/; 738 unless $msg =~ /\n$/;
605 urxvt::warn ($msg); 739 urxvt::warn ($msg);
606 }; 740 };
607
608 # %ENV is the original startup environment
609 delete $ENV{IFS};
610 delete $ENV{CDPATH};
611 delete $ENV{BASH_ENV};
612 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
613} 741}
742
743no warnings 'utf8';
614 744
615my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 745my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
616 746
617sub verbose { 747sub verbose {
618 my ($level, $msg) = @_; 748 my ($level, $msg) = @_;
622my %extension_pkg; 752my %extension_pkg;
623 753
624# load a single script into its own package, once only 754# load a single script into its own package, once only
625sub extension_package($) { 755sub extension_package($) {
626 my ($path) = @_; 756 my ($path) = @_;
627
628 no strict 'refs';
629 757
630 $extension_pkg{$path} ||= do { 758 $extension_pkg{$path} ||= do {
631 $path =~ /([^\/\\]+)$/; 759 $path =~ /([^\/\\]+)$/;
632 my $pkg = $1; 760 my $pkg = $1;
633 $pkg =~ s/[^[:word:]]/_/g; 761 $pkg =~ s/[^[:word:]]/_/g;
636 verbose 3, "loading extension '$path' into package '$pkg'"; 764 verbose 3, "loading extension '$path' into package '$pkg'";
637 765
638 open my $fh, "<:raw", $path 766 open my $fh, "<:raw", $path
639 or die "$path: $!"; 767 or die "$path: $!";
640 768
641 @{"$pkg\::ISA"} = urxvt::term::extension::;
642
643 my $source = 769 my $source =
644 "package $pkg; use strict; use utf8;\n" 770 "package $pkg; use strict; use utf8; no warnings 'utf8';\n"
645 . "#line 1 \"$path\"\n{\n" 771 . "#line 1 \"$path\"\n{\n"
646 . (do { local $/; <$fh> }) 772 . (do { local $/; <$fh> })
647 . "\n};\n1"; 773 . "\n};\n1";
648 774
649 eval $source 775 eval $source
663 if ($htype == 0) { # INIT 789 if ($htype == 0) { # INIT
664 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 790 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
665 791
666 my %ext_arg; 792 my %ext_arg;
667 793
794 {
795 my @init = @TERM_INIT;
796 @TERM_INIT = ();
797 $_->($TERM) for @init;
798 my @pkg = @TERM_EXT;
799 @TERM_EXT = ();
800 $TERM->register_package ($_) for @pkg;
801 }
802
668 for (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 803 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
669 if ($_ eq "default") { 804 if ($_ eq "default") {
670 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 805 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
671 } elsif (/^-(.*)$/) { 806 } elsif (/^-(.*)$/) {
672 delete $ext_arg{$1}; 807 delete $ext_arg{$1};
673 } elsif (/^([^<]+)<(.*)>$/) { 808 } elsif (/^([^<]+)<(.*)>$/) {
674 push @{ $ext_arg{$1} }, $2; 809 push @{ $ext_arg{$1} }, $2;
675 } else { 810 } else {
698 if $verbosity >= 10; 833 if $verbosity >= 10;
699 834
700 keys %$cb; 835 keys %$cb;
701 836
702 while (my ($pkg, $cb) = each %$cb) { 837 while (my ($pkg, $cb) = each %$cb) {
703 $retval = eval { $cb->($TERM->{_pkg}{$pkg}, @_) } 838 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };
704 and last; 839 $retval ||= $retval_;
705 840
706 if ($@) { 841 if ($@) {
707 $TERM->ungrab; # better to lose the grab than the session 842 $TERM->ungrab; # better to lose the grab than the session
708 warn $@; 843 warn $@;
709 } 844 }
720 # clear package 855 # clear package
721 %$TERM = (); 856 %$TERM = ();
722 } 857 }
723 858
724 $retval 859 $retval
725}
726
727sub exec_async(@) {
728 my $pid = fork;
729
730 return
731 if !defined $pid or $pid;
732
733 %ENV = %{ $TERM->env };
734
735 exec @_;
736 _exit 255;
737} 860}
738 861
739# urxvt::term::extension 862# urxvt::term::extension
740 863
741package urxvt::term::extension; 864package urxvt::term::extension;
880# find on_xxx subs in the package and register them 1003# find on_xxx subs in the package and register them
881# as hooks 1004# as hooks
882sub register_package { 1005sub register_package {
883 my ($self, $pkg, $argv) = @_; 1006 my ($self, $pkg, $argv) = @_;
884 1007
1008 no strict 'refs';
1009
1010 urxvt::verbose 6, "register package $pkg to $self";
1011
1012 @{"$pkg\::ISA"} = urxvt::term::extension::;
1013
885 my $proxy = bless { 1014 my $proxy = bless {
886 _pkg => $pkg, 1015 _pkg => $pkg,
887 argv => $argv, 1016 argv => $argv,
888 }, $pkg; 1017 }, $pkg;
889 Scalar::Util::weaken ($proxy->{term} = $self); 1018 Scalar::Util::weaken ($proxy->{term} = $self);
920 1049
921Destroy the terminal object (close the window, free resources 1050Destroy the terminal object (close the window, free resources
922etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event 1051etc.). Please note that @@RXVT_NAME@@ will not exit as long as any event
923watchers (timers, io watchers) are still active. 1052watchers (timers, io watchers) are still active.
924 1053
1054=item $term->exec_async ($cmd[, @args])
1055
1056Works like the combination of the C<fork>/C<exec> builtins, which executes
1057("starts") programs in the background. This function takes care of setting
1058the user environment before exec'ing the command (e.g. C<PATH>) and should
1059be preferred over explicit calls to C<exec> or C<system>.
1060
1061Returns the pid of the subprocess or C<undef> on error.
1062
1063=cut
1064
1065sub exec_async {
1066 my $self = shift;
1067
1068 my $pid = fork;
1069
1070 return $pid
1071 if !defined $pid or $pid;
1072
1073 %ENV = %{ $self->env };
1074
1075 exec @_;
1076 urxvt::_exit 255;
1077}
1078
925=item $isset = $term->option ($optval[, $set]) 1079=item $isset = $term->option ($optval[, $set])
926 1080
927Returns true if the option specified by C<$optval> is enabled, and 1081Returns true if the option specified by C<$optval> is enabled, and
928optionally change it. All option values are stored by name in the hash 1082optionally change it. All option values are stored by name in the hash
929C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1083C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
931Here is a a likely non-exhaustive list of option names, please see the 1085Here is a a likely non-exhaustive list of option names, please see the
932source file F</src/optinc.h> to see the actual list: 1086source file F</src/optinc.h> to see the actual list:
933 1087
934 borderLess console cursorBlink cursorUnderline hold iconic insecure 1088 borderLess console cursorBlink cursorUnderline hold iconic insecure
935 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1089 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
936 pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating 1090 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
937 scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer 1091 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput
938 secondaryScreen secondaryScroll skipBuiltinGlyphs transparent 1092 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs
939 tripleclickwords utmpInhibit visualBell 1093 transparent tripleclickwords utmpInhibit visualBell
940 1094
941=item $value = $term->resource ($name[, $newval]) 1095=item $value = $term->resource ($name[, $newval])
942 1096
943Returns the current resource value associated with a given name and 1097Returns the current resource value associated with a given name and
944optionally sets a new value. Setting values is most useful in the C<init> 1098optionally sets a new value. Setting values is most useful in the C<init>
961 1115
962 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1116 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
963 borderLess color cursorBlink cursorUnderline cutchars delete_key 1117 borderLess color cursorBlink cursorUnderline cutchars delete_key
964 display_name embed ext_bwidth fade font geometry hold iconName 1118 display_name embed ext_bwidth fade font geometry hold iconName
965 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1119 imFont imLocale inputMethod insecure int_bwidth intensityStyles
966 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 1120 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
967 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2 1121 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
968 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 1122 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
969 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 1123 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
970 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 1124 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
971 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 1125 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
972 shade term_name title transparent transparent_all tripleclickwords 1126 secondaryScreen secondaryScroll selectstyle shade term_name title
973 utmpInhibit visualBell 1127 transient_for transparent transparent_all tripleclickwords utmpInhibit
1128 visualBell
974 1129
975=cut 1130=cut
976 1131
977sub resource($$;$) { 1132sub resource($$;$) {
978 my ($self, $name) = (shift, shift); 1133 my ($self, $name) = (shift, shift);
1152 1307
1153Normally its not a good idea to use this function, as programs might be 1308Normally its not a good idea to use this function, as programs might be
1154confused by changes in cursor position or scrolling. Its useful inside a 1309confused by changes in cursor position or scrolling. Its useful inside a
1155C<on_add_lines> hook, though. 1310C<on_add_lines> hook, though.
1156 1311
1312=item $term->scr_change_screen ($screen)
1313
1314Switch to given screen - 0 primary, 1 secondary.
1315
1157=item $term->cmd_parse ($octets) 1316=item $term->cmd_parse ($octets)
1158 1317
1159Similar to C<scr_add_lines>, but the argument must be in the 1318Similar to C<scr_add_lines>, but the argument must be in the
1160locale-specific encoding of the terminal and can contain command sequences 1319locale-specific encoding of the terminal and can contain command sequences
1161(escape codes) that will be interpreted. 1320(escape codes) that will be interpreted.
1170 1329
1171Replaces the event mask of the pty watcher by the given event mask. Can 1330Replaces the event mask of the pty watcher by the given event mask. Can
1172be used to suppress input and output handling to the pty/tty. See the 1331be used to suppress input and output handling to the pty/tty. See the
1173description of C<< urxvt::timer->events >>. Make sure to always restore 1332description of C<< urxvt::timer->events >>. Make sure to always restore
1174the previous value. 1333the previous value.
1334
1335=item $fd = $term->pty_fd
1336
1337Returns the master file descriptor for the pty in use, or C<-1> if no pty
1338is used.
1175 1339
1176=item $windowid = $term->parent 1340=item $windowid = $term->parent
1177 1341
1178Return the window id of the toplevel window. 1342Return the window id of the toplevel window.
1179 1343
1244=item $modifiermask = $term->ModNumLockMask 1408=item $modifiermask = $term->ModNumLockMask
1245 1409
1246Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1410Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1247AltGr), the meta key (often Alt) and the num lock key, if applicable. 1411AltGr), the meta key (often Alt) and the num lock key, if applicable.
1248 1412
1413=item $screen = $term->current_screen
1414
1415Returns the currently displayed screen (0 primary, 1 secondary).
1416
1417=item $cursor_is_hidden = $term->hidden_cursor
1418
1419Returns wether the cursor is currently hidden or not.
1420
1249=item $view_start = $term->view_start ([$newvalue]) 1421=item $view_start = $term->view_start ([$newvalue])
1250 1422
1251Returns the row number of the topmost displayed line. Maximum value is 1423Returns the row number of the topmost displayed line. Maximum value is
1252C<0>, which displays the normal terminal contents. Lower values scroll 1424C<0>, which displays the normal terminal contents. Lower values scroll
1253this many lines into the scrollback buffer. 1425this many lines into the scrollback buffer.
1272line, starting at column C<$start_col> (default C<0>), which is useful 1444line, starting at column C<$start_col> (default C<0>), which is useful
1273to replace only parts of a line. The font index in the rendition will 1445to replace only parts of a line. The font index in the rendition will
1274automatically be updated. 1446automatically be updated.
1275 1447
1276C<$text> is in a special encoding: tabs and wide characters that use more 1448C<$text> is in a special encoding: tabs and wide characters that use more
1277than one cell when displayed are padded with urxvt::NOCHAR characters 1449than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1278(C<chr 65535>). Characters with combining characters and other characters 1450characters. Characters with combining characters and other characters that
1279that do not fit into the normal tetx encoding will be replaced with 1451do not fit into the normal tetx encoding will be replaced with characters
1280characters in the private use area. 1452in the private use area.
1281 1453
1282You have to obey this encoding when changing text. The advantage is 1454You have to obey this encoding when changing text. The advantage is
1283that C<substr> and similar functions work on screen cells and not on 1455that C<substr> and similar functions work on screen cells and not on
1284characters. 1456characters.
1285 1457
1460 1632
1461Calls XUngrab for the most recent grab. Is called automatically on 1633Calls XUngrab for the most recent grab. Is called automatically on
1462evaluation errors, as it is better to lose the grab in the error case as 1634evaluation errors, as it is better to lose the grab in the error case as
1463the session. 1635the session.
1464 1636
1637=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1638
1639=item $atom_name = $term->XGetAtomName ($atom)
1640
1641=item @atoms = $term->XListProperties ($window)
1642
1643=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1644
1645=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)
1646
1647=item $term->XDeleteProperty ($window, $property)
1648
1649=item $window = $term->DefaultRootWindow
1650
1651=item $term->XReparentWindow ($window, $parent, [$x, $y])
1652
1653=item $term->XMapWindow ($window)
1654
1655=item $term->XUnmapWindow ($window)
1656
1657=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1658
1659=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1660
1661=item $term->XChangeInput ($window, $add_events[, $del_events])
1662
1663Various X or X-related functions. The C<$term> object only serves as
1664the source of the display, otherwise those functions map more-or-less
1665directory onto the X functions of the same name.
1666
1465=back 1667=back
1466 1668
1467=cut 1669=cut
1468 1670
1469package urxvt::popup; 1671package urxvt::popup;
1570 my $env = $self->{term}->env; 1772 my $env = $self->{term}->env;
1571 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1773 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1572 delete $env->{LC_ALL}; 1774 delete $env->{LC_ALL};
1573 $env->{LC_CTYPE} = $self->{term}->locale; 1775 $env->{LC_CTYPE} = $self->{term}->locale;
1574 1776
1575 urxvt::term->new ($env, $self->{term}->resource ("name"), 1777 urxvt::term->new ($env, "popup",
1576 "--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, 1778 "--perl-lib" => "", "--perl-ext-common" => "",
1779 "-pty-fd" => -1, "-sl" => 0,
1780 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1577 "--transient-for" => $self->{term}->parent, 1781 "--transient-for" => $self->{term}->parent,
1578 "-display" => $self->{term}->display_id, 1782 "-display" => $self->{term}->display_id,
1579 "-pe" => "urxvt-popup") 1783 "-pe" => "urxvt-popup")
1580 or die "unable to create popup window\n"; 1784 or die "unable to create popup window\n";
1581} 1785}
1586 delete $self->{term}{_destroy}{$self}; 1790 delete $self->{term}{_destroy}{$self};
1587 $self->{term}->ungrab; 1791 $self->{term}->ungrab;
1588} 1792}
1589 1793
1590=back 1794=back
1795
1796=cut
1797
1798package urxvt::watcher;
1799
1800@urxvt::timer::ISA = __PACKAGE__;
1801@urxvt::iow::ISA = __PACKAGE__;
1802@urxvt::pw::ISA = __PACKAGE__;
1803@urxvt::iw::ISA = __PACKAGE__;
1591 1804
1592=head2 The C<urxvt::timer> Class 1805=head2 The C<urxvt::timer> Class
1593 1806
1594This class implements timer watchers/events. Time is represented as a 1807This class implements timer watchers/events. Time is represented as a
1595fractional number of seconds since the epoch. Example: 1808fractional number of seconds since the epoch. Example:
1633Start the timer. 1846Start the timer.
1634 1847
1635=item $timer = $timer->start ($tstamp) 1848=item $timer = $timer->start ($tstamp)
1636 1849
1637Set the event trigger time to C<$tstamp> and start the timer. 1850Set the event trigger time to C<$tstamp> and start the timer.
1851
1852=item $timer = $timer->after ($delay)
1853
1854Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1638 1855
1639=item $timer = $timer->stop 1856=item $timer = $timer->stop
1640 1857
1641Stop the timer. 1858Stop the timer.
1642 1859
1689 1906
1690Stop watching for events on the given filehandle. 1907Stop watching for events on the given filehandle.
1691 1908
1692=back 1909=back
1693 1910
1911=head2 The C<urxvt::iw> Class
1912
1913This class implements idle watchers, that get called automatically when
1914the process is idle. They should return as fast as possible, after doing
1915some useful work.
1916
1917=over 4
1918
1919=item $iw = new urxvt::iw
1920
1921Create a new idle watcher object in stopped state.
1922
1923=item $iw = $iw->cb (sub { my ($iw) = @_; ... })
1924
1925Set the callback to be called when the watcher triggers.
1926
1927=item $timer = $timer->start
1928
1929Start the watcher.
1930
1931=item $timer = $timer->stop
1932
1933Stop the watcher.
1934
1935=back
1936
1937=head2 The C<urxvt::pw> Class
1938
1939This class implements process watchers. They create an event whenever a
1940process exits, after which they stop automatically.
1941
1942 my $pid = fork;
1943 ...
1944 $term->{pw} = urxvt::pw
1945 ->new
1946 ->start ($pid)
1947 ->cb (sub {
1948 my ($pw, $exit_status) = @_;
1949 ...
1950 });
1951
1952=over 4
1953
1954=item $pw = new urxvt::pw
1955
1956Create a new process watcher in stopped state.
1957
1958=item $pw = $pw->cb (sub { my ($pw, $exit_status) = @_; ... })
1959
1960Set the callback to be called when the timer triggers.
1961
1962=item $pw = $timer->start ($pid)
1963
1964Tells the wqtcher to start watching for process C<$pid>.
1965
1966=item $pw = $pw->stop
1967
1968Stop the watcher.
1969
1970=back
1971
1694=head1 ENVIRONMENT 1972=head1 ENVIRONMENT
1695 1973
1696=head2 URXVT_PERL_VERBOSITY 1974=head2 URXVT_PERL_VERBOSITY
1697 1975
1698This variable controls the verbosity level of the perl extension. Higher 1976This variable controls the verbosity level of the perl extension. Higher

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