… | |
… | |
39 | |
39 | |
40 | =over 4 |
40 | =over 4 |
41 | |
41 | |
42 | =item selection |
42 | =item selection |
43 | |
43 | |
44 | Intelligent selection. This etxension tries to be more intelligent when the user |
44 | Intelligent selection. This extension tries to be more intelligent when |
45 | extends selections (double-click). |
45 | the user extends selections (double-click). Right now, it tries to select |
|
|
46 | urls and complete shell-quoted arguments, which is very convenient, too, |
|
|
47 | if your F<ls> supports C<--quoting-style=shell>. |
46 | |
48 | |
47 | It also offers the following bindable event: |
49 | It also offers the following bindable event: |
48 | |
50 | |
49 | =over 4 |
51 | =over 4 |
50 | |
52 | |
… | |
… | |
71 | =head2 General API Considerations |
73 | =head2 General API Considerations |
72 | |
74 | |
73 | All objects (such as terminals, time watchers etc.) are typical |
75 | All objects (such as terminals, time watchers etc.) are typical |
74 | reference-to-hash objects. The hash can be used to store anything you |
76 | reference-to-hash objects. The hash can be used to store anything you |
75 | like. All members starting with an underscore (such as C<_ptr> or |
77 | like. All members starting with an underscore (such as C<_ptr> or |
76 | C<_hook>) are reserved for internal uses and must not be accessed or |
78 | C<_hook>) are reserved for internal uses and B<MUST NOT> be accessed or |
77 | modified). |
79 | modified). |
78 | |
80 | |
79 | When objects are destroyed on the C++ side, the perl object hashes are |
81 | When objects are destroyed on the C++ side, the perl object hashes are |
80 | emptied, so its best to store related objects such as time watchers and |
82 | emptied, so its best to store related objects such as time watchers and |
81 | the like inside the terminal object so they get destroyed as soon as the |
83 | the like inside the terminal object so they get destroyed as soon as the |
82 | terminal is destroyed. |
84 | terminal is destroyed. |
83 | |
85 | |
84 | =head2 Hooks |
86 | =head2 Hooks |
85 | |
87 | |
86 | The following subroutines can be declared in loaded scripts, and will be called |
88 | The following subroutines can be declared in loaded scripts, and will be |
87 | whenever the relevant event happens. |
89 | called whenever the relevant event happens. |
|
|
90 | |
|
|
91 | The first argument passed to them is an object private to each terminal |
|
|
92 | and extension package. You can call all C<urxvt::term> methods on it, but |
|
|
93 | its not a real C<urxvt::term> object. Instead, the real C<urxvt::term> |
|
|
94 | object that is shared between all packages is stored in the C<term> |
|
|
95 | member. |
88 | |
96 | |
89 | All of them must return a boolean value. If it is true, then the event |
97 | All of them must return a boolean value. If it is true, then the event |
90 | counts as being I<consumed>, and the invocation of other hooks is skipped, |
98 | counts as being I<consumed>, and the invocation of other hooks is skipped, |
91 | and the relevant action might not be carried out by the C++ code. |
99 | and the relevant action might not be carried out by the C++ code. |
92 | |
100 | |
… | |
… | |
164 | |
172 | |
165 | =item on_tty_activity $term *NYI* |
173 | =item on_tty_activity $term *NYI* |
166 | |
174 | |
167 | Called whenever the program(s) running in the urxvt window send output. |
175 | Called whenever the program(s) running in the urxvt window send output. |
168 | |
176 | |
|
|
177 | =item on_osc_seq $term, $string |
|
|
178 | |
|
|
179 | Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = |
|
|
180 | operating system command) is processed. Cursor position and other state |
|
|
181 | information is up-to-date when this happens. For interoperability, the |
|
|
182 | string should start with the extension name and a colon, to distinguish |
|
|
183 | it from commands for other extensions, and this might be enforced in the |
|
|
184 | future. |
|
|
185 | |
|
|
186 | Be careful not ever to trust (in a security sense) the data you receive, |
|
|
187 | as its source can not easily be controleld (e-mail content, messages from |
|
|
188 | other users on the same system etc.). |
|
|
189 | |
169 | =item on_refresh_begin $term |
190 | =item on_refresh_begin $term |
170 | |
191 | |
171 | Called just before the screen gets redrawn. Can be used for overlay |
192 | Called just before the screen gets redrawn. Can be used for overlay |
172 | or similar effects by modify terminal contents in refresh_begin, and |
193 | or similar effects by modify terminal contents in refresh_begin, and |
173 | restoring them in refresh_end. The built-in overlay and selection display |
194 | restoring them in refresh_end. The built-in overlay and selection display |
… | |
… | |
183 | C<perl:string> action bound to it (see description of the B<keysym> |
204 | C<perl:string> action bound to it (see description of the B<keysym> |
184 | resource in the @@RXVT_NAME@@(1) manpage). |
205 | resource in the @@RXVT_NAME@@(1) manpage). |
185 | |
206 | |
186 | =back |
207 | =back |
187 | |
208 | |
|
|
209 | =head2 Variables in the C<urxvt> Package |
|
|
210 | |
|
|
211 | =over 4 |
|
|
212 | |
|
|
213 | =item $urxvt::TERM |
|
|
214 | |
|
|
215 | The current terminal. Whenever a callback/Hook is bein executed, this |
|
|
216 | variable stores the current C<urxvt::term> object. |
|
|
217 | |
|
|
218 | =back |
|
|
219 | |
188 | =head2 Functions in the C<urxvt> Package |
220 | =head2 Functions in the C<urxvt> Package |
189 | |
221 | |
190 | =over 4 |
222 | =over 4 |
191 | |
223 | |
192 | =item urxvt::fatal $errormessage |
224 | =item urxvt::fatal $errormessage |
… | |
… | |
265 | =cut |
297 | =cut |
266 | |
298 | |
267 | package urxvt; |
299 | package urxvt; |
268 | |
300 | |
269 | use strict; |
301 | use strict; |
|
|
302 | use Scalar::Util (); |
270 | |
303 | |
271 | our $term; |
304 | our $TERM; |
272 | our @HOOKNAME; |
305 | our @HOOKNAME; |
273 | our $LIBDIR; |
306 | our $LIBDIR; |
274 | |
307 | |
275 | BEGIN { |
308 | BEGIN { |
276 | urxvt->bootstrap; |
309 | urxvt->bootstrap; |
… | |
… | |
301 | my $name = $HOOKNAME[$htype]; |
334 | my $name = $HOOKNAME[$htype]; |
302 | |
335 | |
303 | my $ref = $pkg->can ("on_" . lc $name) |
336 | my $ref = $pkg->can ("on_" . lc $name) |
304 | or next; |
337 | or next; |
305 | |
338 | |
306 | $term->{_hook}[$htype]{$ref*1} = $ref; |
339 | $TERM->{_hook}[$htype]{$pkg} = $ref; |
307 | $hook_count[$htype]++ |
340 | $hook_count[$htype]++ |
308 | or set_should_invoke $htype, 1; |
341 | or set_should_invoke $htype, 1; |
309 | } |
342 | } |
310 | } |
343 | } |
311 | |
344 | |
… | |
… | |
335 | } |
368 | } |
336 | } |
369 | } |
337 | |
370 | |
338 | # called by the rxvt core |
371 | # called by the rxvt core |
339 | sub invoke { |
372 | sub invoke { |
340 | local $term = shift; |
373 | local $TERM = shift; |
341 | my $htype = shift; |
374 | my $htype = shift; |
342 | |
375 | |
343 | if ($htype == 0) { # INIT |
376 | if ($htype == 0) { # INIT |
344 | my @dirs = ((split /:/, $term->resource ("perl_lib")), "$LIBDIR/perl"); |
377 | my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); |
345 | |
378 | |
346 | for my $ext (split /:/, $term->resource ("perl_ext")) { |
379 | for my $ext (split /:/, $TERM->resource ("perl_ext")) { |
347 | my @files = grep -f $_, map "$_/$ext", @dirs; |
380 | my @files = grep -f $_, map "$_/$ext", @dirs; |
348 | |
381 | |
349 | if (@files) { |
382 | if (@files) { |
350 | register_package script_package $files[0]; |
383 | register_package script_package $files[0]; |
351 | } else { |
384 | } else { |
352 | warn "perl extension '$ext' not found in perl library search path\n"; |
385 | warn "perl extension '$ext' not found in perl library search path\n"; |
353 | } |
386 | } |
354 | } |
387 | } |
355 | |
388 | |
356 | } elsif ($htype == 1) { # DESTROY |
389 | } elsif ($htype == 1) { # DESTROY |
357 | if (my $hook = $term->{_hook}) { |
390 | if (my $hook = $TERM->{_hook}) { |
358 | for my $htype (0..$#$hook) { |
391 | for my $htype (0..$#$hook) { |
359 | $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } |
392 | $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } |
360 | or set_should_invoke $htype, 0; |
393 | or set_should_invoke $htype, 0; |
361 | } |
394 | } |
362 | } |
395 | } |
363 | } |
396 | } |
364 | |
397 | |
365 | my $cb = $term->{_hook}[$htype] |
398 | my $cb = $TERM->{_hook}[$htype] |
366 | or return; |
399 | or return; |
367 | |
400 | |
368 | verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $term, @_) . ")" |
401 | verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" |
369 | if $verbosity >= 10; |
402 | if $verbosity >= 10; |
370 | |
403 | |
|
|
404 | keys %$cb; |
|
|
405 | |
371 | while (my ($k, $v) = each %$cb) { |
406 | while (my ($pkg, $cb) = each %$cb) { |
372 | return 1 if $v->($term, @_); |
407 | return 1 |
|
|
408 | if $cb->( |
|
|
409 | $TERM->{$pkg} ||= do { |
|
|
410 | my $proxy = bless { }, urxvt::term::proxy::; |
|
|
411 | Scalar::Util::weaken ($proxy->{term} = $TERM); |
|
|
412 | $proxy |
|
|
413 | }, |
|
|
414 | @_, |
|
|
415 | ); |
373 | } |
416 | } |
374 | |
417 | |
375 | 0 |
418 | 0 |
|
|
419 | } |
|
|
420 | |
|
|
421 | sub urxvt::term::proxy::AUTOLOAD { |
|
|
422 | $urxvt::term::proxy::AUTOLOAD =~ /:([^:]+)$/ |
|
|
423 | or die "FATAL: \$AUTOLOAD '$urxvt::term::proxy::AUTOLOAD' unparsable"; |
|
|
424 | |
|
|
425 | eval qq{ |
|
|
426 | sub $urxvt::term::proxy::AUTOLOAD { |
|
|
427 | my \$proxy = shift; |
|
|
428 | \$proxy->{term}->$1 (\@_) |
|
|
429 | } |
|
|
430 | 1 |
|
|
431 | } or die "FATAL: unable to compile method forwarder: $@"; |
|
|
432 | |
|
|
433 | goto &$urxvt::term::proxy::AUTOLOAD; |
376 | } |
434 | } |
377 | |
435 | |
378 | =head2 The C<urxvt::term> Class |
436 | =head2 The C<urxvt::term> Class |
379 | |
437 | |
380 | =over 4 |
438 | =over 4 |
… | |
… | |
542 | =item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) |
600 | =item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) |
543 | |
601 | |
544 | Returns the text of the entire row with number C<$row_number>. Row C<0> |
602 | Returns the text of the entire row with number C<$row_number>. Row C<0> |
545 | is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost |
603 | is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost |
546 | terminal line. The scrollback buffer starts at line C<-1> and extends to |
604 | terminal line. The scrollback buffer starts at line C<-1> and extends to |
547 | line C<< -$term->nsaved >>. |
605 | line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line |
|
|
606 | is requested. |
548 | |
607 | |
549 | If C<$new_text> is specified, it will replace characters in the current |
608 | If C<$new_text> is specified, it will replace characters in the current |
550 | line, starting at column C<$start_col> (default C<0>), which is useful |
609 | line, starting at column C<$start_col> (default C<0>), which is useful |
551 | to replace only parts of a line. The font index in the rendition will |
610 | to replace only parts of a line. The font index in the rendition will |
552 | automatically be updated. |
611 | automatically be updated. |
… | |
… | |
574 | |
633 | |
575 | See the section on RENDITION, above. |
634 | See the section on RENDITION, above. |
576 | |
635 | |
577 | =item $length = $term->ROW_l ($row_number[, $new_length]) |
636 | =item $length = $term->ROW_l ($row_number[, $new_length]) |
578 | |
637 | |
579 | Returns the number of screen cells that are in use ("the line length"). If |
638 | Returns the number of screen cells that are in use ("the line |
580 | it is C<-1>, then the line is part of a multiple-row logical "line", which |
639 | length"). Unlike the urxvt core, this returns C<< $term->ncol >> if the |
581 | means all characters are in use and it is continued on the next row. |
640 | line is joined with the following one. |
582 | |
641 | |
|
|
642 | =item $bool = $term->is_longer ($row_number) |
|
|
643 | |
|
|
644 | Returns true if the row is part of a multiple-row logical "line" (i.e. |
|
|
645 | joined with the following row), which means all characters are in use |
|
|
646 | and it is continued on the next row (and possibly a continuation of the |
|
|
647 | previous row(s)). |
|
|
648 | |
|
|
649 | =item $line = $term->line ($row_number) |
|
|
650 | |
|
|
651 | Create and return a new C<urxvt::line> object that stores information |
|
|
652 | about the logical line that row C<$row_number> is part of. It supports the |
|
|
653 | following methods: |
|
|
654 | |
|
|
655 | =over 4 |
|
|
656 | |
|
|
657 | =item $text = $line->t |
|
|
658 | |
|
|
659 | Returns the full text of the line, similar to C<ROW_t> |
|
|
660 | |
|
|
661 | =item $rend = $line->r |
|
|
662 | |
|
|
663 | Returns the full rendition array of the line, similar to C<ROW_r> |
|
|
664 | |
|
|
665 | =item $length = $line->l |
|
|
666 | |
|
|
667 | Returns the length of the line in cells, similar to C<ROW_l>. |
|
|
668 | |
|
|
669 | =item $rownum = $line->beg |
|
|
670 | |
|
|
671 | =item $rownum = $line->end |
|
|
672 | |
|
|
673 | Return the row number of the first/last row of the line, respectively. |
|
|
674 | |
|
|
675 | =item $offset = $line->offset_of ($row, $col) |
|
|
676 | |
|
|
677 | Returns the character offset of the given row|col pair within the logical |
|
|
678 | line. |
|
|
679 | |
|
|
680 | =item ($row, $col) = $line->coord_of ($offset) |
|
|
681 | |
|
|
682 | Translates a string offset into terminal coordinates again. |
|
|
683 | |
|
|
684 | =back |
|
|
685 | |
|
|
686 | =cut |
|
|
687 | |
|
|
688 | sub urxvt::term::line { |
|
|
689 | my ($self, $row) = @_; |
|
|
690 | |
|
|
691 | my $maxrow = $self->nrow - 1; |
|
|
692 | |
|
|
693 | my ($beg, $end) = ($row, $row); |
|
|
694 | |
|
|
695 | --$beg while $self->ROW_is_longer ($beg - 1); |
|
|
696 | ++$end while $self->ROW_is_longer ($end) && $end < $maxrow; |
|
|
697 | |
|
|
698 | bless { |
|
|
699 | term => $self, |
|
|
700 | beg => $beg, |
|
|
701 | end => $end, |
|
|
702 | len => ($end - $beg) * $self->ncol + $self->ROW_l ($end), |
|
|
703 | }, urxvt::line:: |
|
|
704 | } |
|
|
705 | |
|
|
706 | sub urxvt::line::t { |
|
|
707 | my ($self) = @_; |
|
|
708 | |
|
|
709 | substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}), |
|
|
710 | 0, $self->{len} |
|
|
711 | } |
|
|
712 | |
|
|
713 | sub urxvt::line::r { |
|
|
714 | my ($self) = @_; |
|
|
715 | |
|
|
716 | my $rend = [ |
|
|
717 | map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end} |
|
|
718 | ]; |
|
|
719 | $#$rend = $self->{len} - 1; |
|
|
720 | $rend |
|
|
721 | } |
|
|
722 | |
|
|
723 | sub urxvt::line::beg { $_[0]{beg} } |
|
|
724 | sub urxvt::line::end { $_[0]{end} } |
|
|
725 | sub urxvt::line::l { $_[0]{len} } |
|
|
726 | |
|
|
727 | sub urxvt::line::offset_of { |
|
|
728 | my ($self, $row, $col) = @_; |
|
|
729 | |
|
|
730 | ($row - $self->{beg}) * $self->{term}->ncol + $col |
|
|
731 | } |
|
|
732 | |
|
|
733 | sub urxvt::line::coord_of { |
|
|
734 | my ($self, $offset) = @_; |
|
|
735 | |
|
|
736 | use integer; |
|
|
737 | |
|
|
738 | ( |
|
|
739 | $offset / $self->{term}->ncol + $self->{beg}, |
|
|
740 | $offset % $self->{term}->ncol |
|
|
741 | ) |
|
|
742 | } |
|
|
743 | |
|
|
744 | =item ($row, $col) = $line->coord_of ($offset) |
583 | =item $text = $term->special_encode $string |
745 | =item $text = $term->special_encode $string |
584 | |
746 | |
585 | Converts a perl string into the special encoding used by rxvt-unicode, |
747 | Converts a perl string into the special encoding used by rxvt-unicode, |
586 | where one character corresponds to one screen cell. See |
748 | where one character corresponds to one screen cell. See |
587 | C<< $term->ROW_t >> for details. |
749 | C<< $term->ROW_t >> for details. |
… | |
… | |
701 | This variable controls the verbosity level of the perl extension. Higher |
863 | This variable controls the verbosity level of the perl extension. Higher |
702 | numbers indicate more verbose output. |
864 | numbers indicate more verbose output. |
703 | |
865 | |
704 | =over 4 |
866 | =over 4 |
705 | |
867 | |
706 | =item 0 - only fatal messages |
868 | =item =0 - only fatal messages |
707 | |
869 | |
708 | =item 3 - script loading and management |
870 | =item =3 - script loading and management |
709 | |
871 | |
710 | =item 10 - all events received |
872 | =item =10 - all events received |
711 | |
873 | |
712 | =back |
874 | =back |
713 | |
875 | |
714 | =head1 AUTHOR |
876 | =head1 AUTHOR |
715 | |
877 | |