… | |
… | |
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 | |
… | |
… | |
183 | C<perl:string> action bound to it (see description of the B<keysym> |
191 | C<perl:string> action bound to it (see description of the B<keysym> |
184 | resource in the @@RXVT_NAME@@(1) manpage). |
192 | resource in the @@RXVT_NAME@@(1) manpage). |
185 | |
193 | |
186 | =back |
194 | =back |
187 | |
195 | |
|
|
196 | =head2 Variables in the C<urxvt> Package |
|
|
197 | |
|
|
198 | =over 4 |
|
|
199 | |
|
|
200 | =item $urxvt::TERM |
|
|
201 | |
|
|
202 | The current terminal. Whenever a callback/Hook is bein executed, this |
|
|
203 | variable stores the current C<urxvt::term> object. |
|
|
204 | |
|
|
205 | =back |
|
|
206 | |
188 | =head2 Functions in the C<urxvt> Package |
207 | =head2 Functions in the C<urxvt> Package |
189 | |
208 | |
190 | =over 4 |
209 | =over 4 |
191 | |
210 | |
192 | =item urxvt::fatal $errormessage |
211 | =item urxvt::fatal $errormessage |
… | |
… | |
265 | =cut |
284 | =cut |
266 | |
285 | |
267 | package urxvt; |
286 | package urxvt; |
268 | |
287 | |
269 | use strict; |
288 | use strict; |
|
|
289 | use Scalar::Util (); |
270 | |
290 | |
271 | our $term; |
291 | our $TERM; |
272 | our @HOOKNAME; |
292 | our @HOOKNAME; |
273 | our $LIBDIR; |
293 | our $LIBDIR; |
274 | |
294 | |
275 | BEGIN { |
295 | BEGIN { |
276 | urxvt->bootstrap; |
296 | urxvt->bootstrap; |
… | |
… | |
301 | my $name = $HOOKNAME[$htype]; |
321 | my $name = $HOOKNAME[$htype]; |
302 | |
322 | |
303 | my $ref = $pkg->can ("on_" . lc $name) |
323 | my $ref = $pkg->can ("on_" . lc $name) |
304 | or next; |
324 | or next; |
305 | |
325 | |
306 | $term->{_hook}[$htype]{$ref*1} = $ref; |
326 | $TERM->{_hook}[$htype]{$pkg} = $ref; |
307 | $hook_count[$htype]++ |
327 | $hook_count[$htype]++ |
308 | or set_should_invoke $htype, 1; |
328 | or set_should_invoke $htype, 1; |
309 | } |
329 | } |
310 | } |
330 | } |
311 | |
331 | |
… | |
… | |
335 | } |
355 | } |
336 | } |
356 | } |
337 | |
357 | |
338 | # called by the rxvt core |
358 | # called by the rxvt core |
339 | sub invoke { |
359 | sub invoke { |
340 | local $term = shift; |
360 | local $TERM = shift; |
341 | my $htype = shift; |
361 | my $htype = shift; |
342 | |
362 | |
343 | if ($htype == 0) { # INIT |
363 | if ($htype == 0) { # INIT |
344 | my @dirs = ((split /:/, $term->resource ("perl_lib")), "$LIBDIR/perl"); |
364 | my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); |
345 | |
365 | |
346 | for my $ext (split /:/, $term->resource ("perl_ext")) { |
366 | for my $ext (split /:/, $TERM->resource ("perl_ext")) { |
347 | my @files = grep -f $_, map "$_/$ext", @dirs; |
367 | my @files = grep -f $_, map "$_/$ext", @dirs; |
348 | |
368 | |
349 | if (@files) { |
369 | if (@files) { |
350 | register_package script_package $files[0]; |
370 | register_package script_package $files[0]; |
351 | } else { |
371 | } else { |
352 | warn "perl extension '$ext' not found in perl library search path\n"; |
372 | warn "perl extension '$ext' not found in perl library search path\n"; |
353 | } |
373 | } |
354 | } |
374 | } |
355 | |
375 | |
356 | } elsif ($htype == 1) { # DESTROY |
376 | } elsif ($htype == 1) { # DESTROY |
357 | if (my $hook = $term->{_hook}) { |
377 | if (my $hook = $TERM->{_hook}) { |
358 | for my $htype (0..$#$hook) { |
378 | for my $htype (0..$#$hook) { |
359 | $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } |
379 | $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} } |
360 | or set_should_invoke $htype, 0; |
380 | or set_should_invoke $htype, 0; |
361 | } |
381 | } |
362 | } |
382 | } |
363 | } |
383 | } |
364 | |
384 | |
365 | my $cb = $term->{_hook}[$htype] |
385 | my $cb = $TERM->{_hook}[$htype] |
366 | or return; |
386 | or return; |
367 | |
387 | |
368 | verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $term, @_) . ")" |
388 | verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" |
369 | if $verbosity >= 10; |
389 | if $verbosity >= 10; |
370 | |
390 | |
|
|
391 | keys %$cb; |
|
|
392 | |
371 | while (my ($k, $v) = each %$cb) { |
393 | while (my ($pkg, $cb) = each %$cb) { |
372 | return 1 if $v->($term, @_); |
394 | return 1 |
|
|
395 | if $cb->( |
|
|
396 | $TERM->{$pkg} ||= do { |
|
|
397 | my $proxy = bless { }, urxvt::term::proxy::; |
|
|
398 | Scalar::Util::weaken ($proxy->{term} = $TERM); |
|
|
399 | $proxy |
|
|
400 | }, |
|
|
401 | @_, |
|
|
402 | ); |
373 | } |
403 | } |
374 | |
404 | |
375 | 0 |
405 | 0 |
|
|
406 | } |
|
|
407 | |
|
|
408 | sub urxvt::term::proxy::AUTOLOAD { |
|
|
409 | $urxvt::term::proxy::AUTOLOAD =~ /:([^:]+)$/ |
|
|
410 | or die "FATAL: \$AUTOLOAD '$urxvt::term::proxy::AUTOLOAD' unparsable"; |
|
|
411 | |
|
|
412 | eval qq{ |
|
|
413 | sub $urxvt::term::proxy::AUTOLOAD { |
|
|
414 | my \$proxy = shift; |
|
|
415 | \$proxy->{term}->$1 (\@_) |
|
|
416 | } |
|
|
417 | 1 |
|
|
418 | } or die "FATAL: unable to compile method forwarder: $@"; |
|
|
419 | |
|
|
420 | goto &$urxvt::term::proxy::AUTOLOAD; |
376 | } |
421 | } |
377 | |
422 | |
378 | =head2 The C<urxvt::term> Class |
423 | =head2 The C<urxvt::term> Class |
379 | |
424 | |
380 | =over 4 |
425 | =over 4 |
… | |
… | |
542 | =item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) |
587 | =item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) |
543 | |
588 | |
544 | Returns the text of the entire row with number C<$row_number>. Row C<0> |
589 | 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 |
590 | 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 |
591 | terminal line. The scrollback buffer starts at line C<-1> and extends to |
547 | line C<< -$term->nsaved >>. |
592 | line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line |
|
|
593 | is requested. |
548 | |
594 | |
549 | If C<$new_text> is specified, it will replace characters in the current |
595 | If C<$new_text> is specified, it will replace characters in the current |
550 | line, starting at column C<$start_col> (default C<0>), which is useful |
596 | line, starting at column C<$start_col> (default C<0>), which is useful |
551 | to replace only parts of a line. The font index in the rendition will |
597 | to replace only parts of a line. The font index in the rendition will |
552 | automatically be updated. |
598 | automatically be updated. |
… | |
… | |
574 | |
620 | |
575 | See the section on RENDITION, above. |
621 | See the section on RENDITION, above. |
576 | |
622 | |
577 | =item $length = $term->ROW_l ($row_number[, $new_length]) |
623 | =item $length = $term->ROW_l ($row_number[, $new_length]) |
578 | |
624 | |
579 | Returns the number of screen cells that are in use ("the line length"). If |
625 | 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 |
626 | 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. |
627 | line is joined with the following one. |
582 | |
628 | |
|
|
629 | =item $bool = $term->is_longer ($row_number) |
|
|
630 | |
|
|
631 | Returns true if the row is part of a multiple-row logical "line" (i.e. |
|
|
632 | joined with the following row), which means all characters are in use |
|
|
633 | and it is continued on the next row (and possibly a continuation of the |
|
|
634 | previous row(s)). |
|
|
635 | |
|
|
636 | =item $line = $term->line ($row_number) |
|
|
637 | |
|
|
638 | Create and return a new C<urxvt::line> object that stores information |
|
|
639 | about the logical line that row C<$row_number> is part of. It supports the |
|
|
640 | following methods: |
|
|
641 | |
|
|
642 | =over 4 |
|
|
643 | |
|
|
644 | =item $text = $line->t |
|
|
645 | |
|
|
646 | Returns the full text of the line, similar to C<ROW_t> |
|
|
647 | |
|
|
648 | =item $rend = $line->r |
|
|
649 | |
|
|
650 | Returns the full rendition array of the line, similar to C<ROW_r> |
|
|
651 | |
|
|
652 | =item $length = $line->l |
|
|
653 | |
|
|
654 | Returns the length of the line in cells, similar to C<ROW_l>. |
|
|
655 | |
|
|
656 | =item $rownum = $line->beg |
|
|
657 | |
|
|
658 | =item $rownum = $line->end |
|
|
659 | |
|
|
660 | Return the row number of the first/last row of the line, respectively. |
|
|
661 | |
|
|
662 | =item $offset = $line->offset_of ($row, $col) |
|
|
663 | |
|
|
664 | Returns the character offset of the given row|col pair within the logical |
|
|
665 | line. |
|
|
666 | |
|
|
667 | =item ($row, $col) = $line->coord_of ($offset) |
|
|
668 | |
|
|
669 | Translates a string offset into terminal coordinates again. |
|
|
670 | |
|
|
671 | =back |
|
|
672 | |
|
|
673 | =cut |
|
|
674 | |
|
|
675 | sub urxvt::term::line { |
|
|
676 | my ($self, $row) = @_; |
|
|
677 | |
|
|
678 | my $maxrow = $self->nrow - 1; |
|
|
679 | |
|
|
680 | my ($beg, $end) = ($row, $row); |
|
|
681 | |
|
|
682 | --$beg while $self->ROW_is_longer ($beg - 1); |
|
|
683 | ++$end while $self->ROW_is_longer ($end) && $end < $maxrow; |
|
|
684 | |
|
|
685 | bless { |
|
|
686 | term => $self, |
|
|
687 | beg => $beg, |
|
|
688 | end => $end, |
|
|
689 | len => ($end - $beg) * $self->ncol + $self->ROW_l ($end), |
|
|
690 | }, urxvt::line:: |
|
|
691 | } |
|
|
692 | |
|
|
693 | sub urxvt::line::t { |
|
|
694 | my ($self) = @_; |
|
|
695 | |
|
|
696 | substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}), |
|
|
697 | 0, $self->{len} |
|
|
698 | } |
|
|
699 | |
|
|
700 | sub urxvt::line::r { |
|
|
701 | my ($self) = @_; |
|
|
702 | |
|
|
703 | my $rend = [ |
|
|
704 | map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end} |
|
|
705 | ]; |
|
|
706 | $#$rend = $self->{len} - 1; |
|
|
707 | $rend |
|
|
708 | } |
|
|
709 | |
|
|
710 | sub urxvt::line::beg { $_[0]{beg} } |
|
|
711 | sub urxvt::line::end { $_[0]{end} } |
|
|
712 | sub urxvt::line::l { $_[0]{len} } |
|
|
713 | |
|
|
714 | sub urxvt::line::offset_of { |
|
|
715 | my ($self, $row, $col) = @_; |
|
|
716 | |
|
|
717 | ($row - $self->{beg}) * $self->{term}->ncol + $col |
|
|
718 | } |
|
|
719 | |
|
|
720 | sub urxvt::line::coord_of { |
|
|
721 | my ($self, $offset) = @_; |
|
|
722 | |
|
|
723 | use integer; |
|
|
724 | |
|
|
725 | ( |
|
|
726 | $offset / $self->{term}->ncol + $self->{beg}, |
|
|
727 | $offset % $self->{term}->ncol |
|
|
728 | ) |
|
|
729 | } |
|
|
730 | |
|
|
731 | =item ($row, $col) = $line->coord_of ($offset) |
583 | =item $text = $term->special_encode $string |
732 | =item $text = $term->special_encode $string |
584 | |
733 | |
585 | Converts a perl string into the special encoding used by rxvt-unicode, |
734 | Converts a perl string into the special encoding used by rxvt-unicode, |
586 | where one character corresponds to one screen cell. See |
735 | where one character corresponds to one screen cell. See |
587 | C<< $term->ROW_t >> for details. |
736 | C<< $term->ROW_t >> for details. |