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Revision 1.22 by root, Tue Jan 3 19:10:54 2006 UTC vs.
Revision 1.36 by root, Fri Jan 6 02:58:02 2006 UTC

39 39
40=over 4 40=over 4
41 41
42=item selection 42=item selection
43 43
44Intelligent selection. This etxension tries to be more intelligent when the user 44Intelligent selection. This extension tries to be more intelligent when
45extends selections (double-click). 45the user extends selections (double-click). Right now, it tries to select
46urls and complete shell-quoted arguments, which is very convenient, too,
47if your F<ls> supports C<--quoting-style=shell>.
46 48
47It also offers the following bindable event: 49It also offers the following bindable event:
48 50
49=over 4 51=over 4
50 52
57=back 59=back
58 60
59=item digital-clock 61=item digital-clock
60 62
61Displays a digital clock using the built-in overlay. 63Displays a digital clock using the built-in overlay.
64
65=item mark-urls
66
67Uses per-line filtering (C<on_line_update>) to underline urls.
62 68
63=item example-refresh-hooks 69=item example-refresh-hooks
64 70
65Displays a very simple digital clock in the upper right corner of the 71Displays a very simple digital clock in the upper right corner of the
66window. Illustrates overwriting the refresh callbacks to create your own 72window. Illustrates overwriting the refresh callbacks to create your own
67overlays or changes. 73overlays or changes.
68 74
75=item example-filter-input
76
77A not very useful example of filtering all text output to the terminal, by
78underlining all urls that matches a certain regex (i.e. some urls :). It
79is not very useful because urls that are output in multiple steps (e.g.
80when typing them) do not get marked.
81
69=back 82=back
70 83
71=head2 General API Considerations 84=head2 General API Considerations
72 85
73All objects (such as terminals, time watchers etc.) are typical 86All objects (such as terminals, time watchers etc.) are typical
74reference-to-hash objects. The hash can be used to store anything you 87reference-to-hash objects. The hash can be used to store anything you
75like. All members starting with an underscore (such as C<_ptr> or 88like. All members starting with an underscore (such as C<_ptr> or
76C<_hook>) are reserved for internal uses and must not be accessed or 89C<_hook>) are reserved for internal uses and B<MUST NOT> be accessed or
77modified). 90modified).
78 91
79When objects are destroyed on the C++ side, the perl object hashes are 92When objects are destroyed on the C++ side, the perl object hashes are
80emptied, so its best to store related objects such as time watchers and 93emptied, so its best to store related objects such as time watchers and
81the like inside the terminal object so they get destroyed as soon as the 94the like inside the terminal object so they get destroyed as soon as the
82terminal is destroyed. 95terminal is destroyed.
83 96
97Argument names also often indicate the type of a parameter. Here are some
98hints on what they mean:
99
100=over 4
101
102=item $text
103
104Rxvt-unicodes special way of encoding text, where one "unicode" character
105always represents one screen cell. See L<row_t> for a discussion of this format.
106
107=item $string
108
109A perl text string, with an emphasis on I<text>. It can store all unicode
110characters and is to be distinguished with text encoded in a specific
111encoding (often locale-specific) and binary data.
112
113=item $octets
114
115Either binary data or - more common - a text string encoded in a
116locale-specific way.
117
118=back
119
84=head2 Hooks 120=head2 Hooks
85 121
86The following subroutines can be declared in loaded scripts, and will be called 122The following subroutines can be declared in loaded scripts, and will be
87whenever the relevant event happens. 123called whenever the relevant event happens.
124
125The first argument passed to them is an object private to each terminal
126and extension package. You can call all C<urxvt::term> methods on it, but
127its not a real C<urxvt::term> object. Instead, the real C<urxvt::term>
128object that is shared between all packages is stored in the C<term>
129member.
88 130
89All of them must return a boolean value. If it is true, then the event 131All of them must return a boolean value. If it is true, then the event
90counts as being I<consumed>, and the invocation of other hooks is skipped, 132counts as being I<consumed>, and the invocation of other hooks is skipped,
91and the relevant action might not be carried out by the C++ code. 133and the relevant action might not be carried out by the C++ code.
92 134
95=over 4 137=over 4
96 138
97=item on_init $term 139=item on_init $term
98 140
99Called after a new terminal object has been initialized, but before 141Called after a new terminal object has been initialized, but before
100windows are created or the command gets run. 142windows are created or the command gets run. Most methods are unsafe to
143call or deliver senseless data, as terminal size and other characteristics
144have not yet been determined. You can safely query and change resources,
145though.
101 146
102=item on_reset $term 147=item on_reset $term
103 148
104Called after the screen is "reset" for any reason, such as resizing or 149Called after the screen is "reset" for any reason, such as resizing or
105control sequences. Here is where you can react on changes to size-related 150control sequences. Here is where you can react on changes to size-related
164 209
165=item on_tty_activity $term *NYI* 210=item on_tty_activity $term *NYI*
166 211
167Called whenever the program(s) running in the urxvt window send output. 212Called whenever the program(s) running in the urxvt window send output.
168 213
214=item on_osc_seq $term, $string
215
216Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
217operating system command) is processed. Cursor position and other state
218information is up-to-date when this happens. For interoperability, the
219string should start with the extension name and a colon, to distinguish
220it from commands for other extensions, and this might be enforced in the
221future.
222
223Be careful not ever to trust (in a security sense) the data you receive,
224as its source can not easily be controleld (e-mail content, messages from
225other users on the same system etc.).
226
227=item on_add_lines $term, $string
228
229Called whenever text is about to be output, with the text as argument. You
230can filter/change and output the text yourself by returning a true value
231and calling C<< $term->scr_add_lines >> yourself. Please note that this
232might be very slow, however, as your hook is called for B<all> text being
233output.
234
235=item on_line_update $term, $row
236
237Called whenever a line was updated or changed. Can be used to filter
238screen output (e.g. underline urls or other useless stuff). Only lines
239that are being shown will be filtered, and, due to performance reasons,
240not always immediately.
241
242The row number is always the topmost row of the line if the line spans
243multiple rows.
244
245Please note that, if you change the line, then the hook might get called
246later with the already-modified line (e.g. if unrelated parts change), so
247you cannot just toggle rendition bits, but only set them.
248
169=item on_refresh_begin $term 249=item on_refresh_begin $term
170 250
171Called just before the screen gets redrawn. Can be used for overlay 251Called just before the screen gets redrawn. Can be used for overlay
172or similar effects by modify terminal contents in refresh_begin, and 252or similar effects by modify terminal contents in refresh_begin, and
173restoring them in refresh_end. The built-in overlay and selection display 253restoring them in refresh_end. The built-in overlay and selection display
183C<perl:string> action bound to it (see description of the B<keysym> 263C<perl:string> action bound to it (see description of the B<keysym>
184resource in the @@RXVT_NAME@@(1) manpage). 264resource in the @@RXVT_NAME@@(1) manpage).
185 265
186=back 266=back
187 267
268=head2 Variables in the C<urxvt> Package
269
270=over 4
271
272=item $urxvt::TERM
273
274The current terminal. Whenever a callback/Hook is bein executed, this
275variable stores the current C<urxvt::term> object.
276
277=back
278
188=head2 Functions in the C<urxvt> Package 279=head2 Functions in the C<urxvt> Package
189 280
190=over 4 281=over 4
282
283=item $term = new urxvt [arg...]
284
285Creates a new terminal, very similar as if you had started it with
286C<system $binfile, arg...>. Croaks (and probably outputs an error message)
287if the new instance couldn't be created. Returns C<undef> if the new
288instance didn't initialise perl, and the terminal object otherwise. The
289C<init> and C<start> hooks will be called during the call.
191 290
192=item urxvt::fatal $errormessage 291=item urxvt::fatal $errormessage
193 292
194Fatally aborts execution with the given error message. Avoid at all 293Fatally aborts execution with the given error message. Avoid at all
195costs! The only time this is acceptable is when the terminal process 294costs! The only time this is acceptable is when the terminal process
265=cut 364=cut
266 365
267package urxvt; 366package urxvt;
268 367
269use strict; 368use strict;
369use Scalar::Util ();
270 370
271our $term; 371our $TERM;
272our @HOOKNAME; 372our @HOOKNAME;
273our $LIBDIR; 373our $LIBDIR;
274 374
275BEGIN { 375BEGIN {
276 urxvt->bootstrap; 376 urxvt->bootstrap;
301 my $name = $HOOKNAME[$htype]; 401 my $name = $HOOKNAME[$htype];
302 402
303 my $ref = $pkg->can ("on_" . lc $name) 403 my $ref = $pkg->can ("on_" . lc $name)
304 or next; 404 or next;
305 405
306 $term->{_hook}[$htype]{$ref*1} = $ref; 406 $TERM->{_hook}[$htype]{$pkg} = $ref;
307 $hook_count[$htype]++ 407 $hook_count[$htype]++
308 or set_should_invoke $htype, 1; 408 or set_should_invoke $htype, 1;
309 } 409 }
310} 410}
311 411
333 433
334 $pkg 434 $pkg
335 } 435 }
336} 436}
337 437
438our $retval; # return value for urxvt
439
338# called by the rxvt core 440# called by the rxvt core
339sub invoke { 441sub invoke {
340 local $term = shift; 442 local $TERM = shift;
341 my $htype = shift; 443 my $htype = shift;
342 444
343 if ($htype == 0) { # INIT 445 if ($htype == 0) { # INIT
344 my @dirs = ((split /:/, $term->resource ("perl_lib")), "$LIBDIR/perl"); 446 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
345 447
346 for my $ext (split /:/, $term->resource ("perl_ext")) { 448 for my $ext (map { split /:/, $TERM->resource ("perl_ext_$_") } 1, 2) {
347 my @files = grep -f $_, map "$_/$ext", @dirs; 449 my @files = grep -f $_, map "$_/$ext", @dirs;
348 450
349 if (@files) { 451 if (@files) {
350 register_package script_package $files[0]; 452 register_package script_package $files[0];
351 } else { 453 } else {
352 warn "perl extension '$ext' not found in perl library search path\n"; 454 warn "perl extension '$ext' not found in perl library search path\n";
353 } 455 }
354 } 456 }
457 }
355 458
459 $retval = undef;
460
461 if (my $cb = $TERM->{_hook}[$htype]) {
462 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")"
463 if $verbosity >= 10;
464
465 keys %$cb;
466
467 while (my ($pkg, $cb) = each %$cb) {
468 $retval = $cb->(
469 $TERM->{_pkg}{$pkg} ||= do {
470 my $proxy = bless { }, urxvt::term::proxy::;
471 Scalar::Util::weaken ($proxy->{term} = $TERM);
472 $proxy
473 },
474 @_,
475 ) and last;
476 }
477 }
478
356 } elsif ($htype == 1) { # DESTROY 479 if ($htype == 1) { # DESTROY
480 # remove hooks if unused
357 if (my $hook = $term->{_hook}) { 481 if (my $hook = $TERM->{_hook}) {
358 for my $htype (0..$#$hook) { 482 for my $htype (0..$#$hook) {
359 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } 483 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} }
360 or set_should_invoke $htype, 0; 484 or set_should_invoke $htype, 0;
361 } 485 }
362 } 486 }
487
488 # clear package objects
489 %$_ = () for values %{ $TERM->{_pkg} };
490
491 # clear package
492 %$TERM = ();
363 } 493 }
364 494
365 my $cb = $term->{_hook}[$htype] 495 $retval
366 or return; 496}
367 497
368 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $term, @_) . ")" 498sub urxvt::term::proxy::AUTOLOAD {
369 if $verbosity >= 10; 499 $urxvt::term::proxy::AUTOLOAD =~ /:([^:]+)$/
500 or die "FATAL: \$AUTOLOAD '$urxvt::term::proxy::AUTOLOAD' unparsable";
370 501
371 while (my ($k, $v) = each %$cb) { 502 eval qq{
372 return 1 if $v->($term, @_); 503 sub $urxvt::term::proxy::AUTOLOAD {
373 } 504 my \$proxy = shift;
505 \$proxy->{term}->$1 (\@_)
506 }
507 1
508 } or die "FATAL: unable to compile method forwarder: $@";
374 509
375 0 510 goto &$urxvt::term::proxy::AUTOLOAD;
376} 511}
377 512
378=head2 The C<urxvt::term> Class 513=head2 The C<urxvt::term> Class
379 514
380=over 4 515=over 4
516
517=item $term->destroy
518
519Destroy the terminal object (close the window, free resources etc.).
381 520
382=item $value = $term->resource ($name[, $newval]) 521=item $value = $term->resource ($name[, $newval])
383 522
384Returns the current resource value associated with a given name and 523Returns the current resource value associated with a given name and
385optionally sets a new value. Setting values is most useful in the C<init> 524optionally sets a new value. Setting values is most useful in the C<init>
403 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 542 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
404 borderLess color cursorBlink cursorUnderline cutchars delete_key 543 borderLess color cursorBlink cursorUnderline cutchars delete_key
405 display_name embed ext_bwidth fade font geometry hold iconName 544 display_name embed ext_bwidth fade font geometry hold iconName
406 imFont imLocale inputMethod insecure int_bwidth intensityStyles 545 imFont imLocale inputMethod insecure int_bwidth intensityStyles
407 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier 546 italicFont jumpScroll lineSpace loginShell mapAlert menu meta8 modifier
408 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext 547 mouseWheelScrollPage name pastableTabs path perl_eval perl_ext_1 perl_ext_2
409 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd 548 perl_lib pointerBlank pointerBlankDelay preeditType print_pipe pty_fd
410 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating 549 reverseVideo saveLines scrollBar scrollBar_align scrollBar_floating
411 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput 550 scrollBar_right scrollBar_thickness scrollTtyKeypress scrollTtyOutput
412 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle 551 scrollWithBuffer scrollstyle secondaryScreen secondaryScroll selectstyle
413 shade term_name title transparent transparent_all tripleclickwords 552 shade term_name title transparent transparent_all tripleclickwords
419 my ($self, $name) = (shift, shift); 558 my ($self, $name) = (shift, shift);
420 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 559 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
421 goto &urxvt::term::_resource; 560 goto &urxvt::term::_resource;
422} 561}
423 562
563=item $rend = $term->rstyle ([$new_rstyle])
564
565Return and optionally change the current rendition. Text that is output by
566the terminal application will use this style.
567
568=item ($row, $col) = $term->screen_cur ([$row, $col])
569
570Return the current coordinates of the text cursor position and optionally
571set it (which is usually bad as applications don't expect that).
572
424=item ($row, $col) = $term->selection_mark ([$row, $col]) 573=item ($row, $col) = $term->selection_mark ([$row, $col])
425 574
426=item ($row, $col) = $term->selection_beg ([$row, $col]) 575=item ($row, $col) = $term->selection_beg ([$row, $col])
427 576
428=item ($row, $col) = $term->selection_end ([$row, $col]) 577=item ($row, $col) = $term->selection_end ([$row, $col])
442#=item $term->overlay ($x, $y, $text) 591#=item $term->overlay ($x, $y, $text)
443# 592#
444#Create a simple multi-line overlay box. See the next method for details. 593#Create a simple multi-line overlay box. See the next method for details.
445# 594#
446#=cut 595#=cut
447 596#
448sub urxvt::term::scr_overlay { 597#sub urxvt::term::scr_overlay {
449die;
450 my ($self, $x, $y, $text) = @_; 598# my ($self, $x, $y, $text) = @_;
451 599#
452 my @lines = split /\n/, $text; 600# my @lines = split /\n/, $text;
453 601#
454 my $w = 0; 602# my $w = 0;
455 for (map $self->strwidth ($_), @lines) { 603# for (map $self->strwidth ($_), @lines) {
456 $w = $_ if $w < $_; 604# $w = $_ if $w < $_;
457 } 605# }
458 606#
459 $self->scr_overlay_new ($x, $y, $w, scalar @lines); 607# $self->scr_overlay_new ($x, $y, $w, scalar @lines);
460 $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines; 608# $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines;
461} 609#}
462 610
463=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]]) 611=item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]])
464 612
465Create a new (empty) overlay at the given position with the given 613Create a new (empty) overlay at the given position with the given
466width/height. C<$rstyle> defines the initial rendition style 614width/height. C<$rstyle> defines the initial rendition style
506 654
507=item $string = $term->locale_decode $octets 655=item $string = $term->locale_decode $octets
508 656
509Convert the given locale-encoded octets into a perl string. 657Convert the given locale-encoded octets into a perl string.
510 658
659=item $term->scr_add_lines ($string)
660
661Write the given text string to the screen, as if output by the application
662running inside the terminal. It may not contain command sequences (escape
663codes), but is free to use line feeds, carriage returns and tabs. The
664string is a normal text string, not in locale-dependent encoding.
665
666Normally its not a good idea to use this function, as programs might be
667confused by changes in cursor position or scrolling. Its useful inside a
668C<on_add_lines> hook, though.
669
670=item $term->cmd_parse ($octets)
671
672Similar to C<scr_add_lines>, but the argument must be in the
673locale-specific encoding of the terminal and can contain command sequences
674(escape codes) that will be interpreted.
675
511=item $term->tt_write ($octets) 676=item $term->tt_write ($octets)
512 677
513Write the octets given in C<$data> to the tty (i.e. as program input). To 678Write the octets given in C<$data> to the tty (i.e. as program input). To
514pass characters instead of octets, you should convert your strings first 679pass characters instead of octets, you should convert your strings first
515to the locale-specific encoding using C<< $term->locale_encode >>. 680to the locale-specific encoding using C<< $term->locale_encode >>.
516 681
682=item $window_width = $term->width
683
684=item $window_height = $term->height
685
686=item $font_width = $term->fwidth
687
688=item $font_height = $term->fheight
689
690=item $font_ascent = $term->fbase
691
517=item $nrow = $term->nrow 692=item $terminal_rows = $term->nrow
518 693
519=item $ncol = $term->ncol 694=item $terminal_columns = $term->ncol
520 695
521Return the number of rows/columns of the terminal window (i.e. as 696=item $has_focus = $term->focus
522specified by C<-geometry>, excluding any scrollback).
523 697
524=item $nsaved = $term->nsaved 698=item $is_mapped = $term->mapped
525 699
526Returns the number of lines in the scrollback buffer. 700=item $max_scrollback = $term->saveLines
701
702=item $nrow_plus_saveLines = $term->total_rows
703
704=item $lines_in_scrollback = $term->nsaved
705
706Return various integers describing terminal characteristics.
527 707
528=item $view_start = $term->view_start ([$newvalue]) 708=item $view_start = $term->view_start ([$newvalue])
529 709
530Returns the negative row number of the topmost line. Minimum value is 710Returns the negative row number of the topmost line. Minimum value is
531C<0>, which displays the normal terminal contents. Larger values scroll 711C<0>, which displays the normal terminal contents. Larger values scroll
542=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) 722=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]])
543 723
544Returns the text of the entire row with number C<$row_number>. Row C<0> 724Returns the text of the entire row with number C<$row_number>. Row C<0>
545is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost 725is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost
546terminal line. The scrollback buffer starts at line C<-1> and extends to 726terminal line. The scrollback buffer starts at line C<-1> and extends to
547line C<< -$term->nsaved >>. 727line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line
728is requested.
548 729
549If C<$new_text> is specified, it will replace characters in the current 730If C<$new_text> is specified, it will replace characters in the current
550line, starting at column C<$start_col> (default C<0>), which is useful 731line, starting at column C<$start_col> (default C<0>), which is useful
551to replace only parts of a line. The font index in the rendition will 732to replace only parts of a line. The font index in the rendition will
552automatically be updated. 733automatically be updated.
574 755
575See the section on RENDITION, above. 756See the section on RENDITION, above.
576 757
577=item $length = $term->ROW_l ($row_number[, $new_length]) 758=item $length = $term->ROW_l ($row_number[, $new_length])
578 759
579Returns the number of screen cells that are in use ("the line length"). If 760Returns the number of screen cells that are in use ("the line
580it is C<-1>, then the line is part of a multiple-row logical "line", which 761length"). Unlike the urxvt core, this returns C<< $term->ncol >> if the
581means all characters are in use and it is continued on the next row. 762line is joined with the following one.
582 763
764=item $bool = $term->is_longer ($row_number)
765
766Returns true if the row is part of a multiple-row logical "line" (i.e.
767joined with the following row), which means all characters are in use
768and it is continued on the next row (and possibly a continuation of the
769previous row(s)).
770
771=item $line = $term->line ($row_number)
772
773Create and return a new C<urxvt::line> object that stores information
774about the logical line that row C<$row_number> is part of. It supports the
775following methods:
776
777=over 4
778
779=item $text = $line->t ([$new_text])
780
781Returns or replaces the full text of the line, similar to C<ROW_t>
782
783=item $rend = $line->r ([$new_rend])
784
785Returns or replaces the full rendition array of the line, similar to C<ROW_r>
786
787=item $length = $line->l
788
789Returns the length of the line in cells, similar to C<ROW_l>.
790
791=item $rownum = $line->beg
792
793=item $rownum = $line->end
794
795Return the row number of the first/last row of the line, respectively.
796
797=item $offset = $line->offset_of ($row, $col)
798
799Returns the character offset of the given row|col pair within the logical
800line.
801
802=item ($row, $col) = $line->coord_of ($offset)
803
804Translates a string offset into terminal coordinates again.
805
806=back
807
808=cut
809
810sub urxvt::term::line {
811 my ($self, $row) = @_;
812
813 my $maxrow = $self->nrow - 1;
814
815 my ($beg, $end) = ($row, $row);
816
817 --$beg while $self->ROW_is_longer ($beg - 1);
818 ++$end while $self->ROW_is_longer ($end) && $end < $maxrow;
819
820 bless {
821 term => $self,
822 beg => $beg,
823 end => $end,
824 ncol => $self->ncol,
825 len => ($end - $beg) * $self->ncol + $self->ROW_l ($end),
826 }, urxvt::line::
827}
828
829sub urxvt::line::t {
830 my ($self) = @_;
831
832 if (@_ > 1)
833 {
834 $self->{term}->ROW_t ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol})
835 for $self->{beg} .. $self->{end};
836 }
837
838 defined wantarray &&
839 substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}),
840 0, $self->{len}
841}
842
843sub urxvt::line::r {
844 my ($self) = @_;
845
846 if (@_ > 1)
847 {
848 $self->{term}->ROW_r ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol})
849 for $self->{beg} .. $self->{end};
850 }
851
852 if (defined wantarray) {
853 my $rend = [
854 map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end}
855 ];
856 $#$rend = $self->{len} - 1;
857 return $rend;
858 }
859
860 ()
861}
862
863sub urxvt::line::beg { $_[0]{beg} }
864sub urxvt::line::end { $_[0]{end} }
865sub urxvt::line::l { $_[0]{len} }
866
867sub urxvt::line::offset_of {
868 my ($self, $row, $col) = @_;
869
870 ($row - $self->{beg}) * $self->{ncol} + $col
871}
872
873sub urxvt::line::coord_of {
874 my ($self, $offset) = @_;
875
876 use integer;
877
878 (
879 $offset / $self->{ncol} + $self->{beg},
880 $offset % $self->{ncol}
881 )
882}
883
884=item ($row, $col) = $line->coord_of ($offset)
583=item $text = $term->special_encode $string 885=item $text = $term->special_encode $string
584 886
585Converts a perl string into the special encoding used by rxvt-unicode, 887Converts a perl string into the special encoding used by rxvt-unicode,
586where one character corresponds to one screen cell. See 888where one character corresponds to one screen cell. See
587C<< $term->ROW_t >> for details. 889C<< $term->ROW_t >> for details.
701This variable controls the verbosity level of the perl extension. Higher 1003This variable controls the verbosity level of the perl extension. Higher
702numbers indicate more verbose output. 1004numbers indicate more verbose output.
703 1005
704=over 4 1006=over 4
705 1007
706=item 0 - only fatal messages 1008=item =0 - only fatal messages
707 1009
708=item 3 - script loading and management 1010=item =3 - script loading and management
709 1011
710=item 10 - all events received 1012=item =10 - all events received
711 1013
712=back 1014=back
713 1015
714=head1 AUTHOR 1016=head1 AUTHOR
715 1017

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