… | |
… | |
17 | |
17 | |
18 | @@RXVT_NAME@@ --perl-lib $HOME -pe grab_test |
18 | @@RXVT_NAME@@ --perl-lib $HOME -pe grab_test |
19 | |
19 | |
20 | =head1 DESCRIPTION |
20 | =head1 DESCRIPTION |
21 | |
21 | |
22 | Everytime a terminal object gets created, scripts specified via the |
22 | Everytime a terminal object gets created, extension scripts specified via |
23 | C<perl> resource are loaded and associated with it. |
23 | the C<perl> resource are loaded and associated with it. |
24 | |
24 | |
25 | Scripts are compiled in a 'use strict' and 'use utf8' environment, and |
25 | Scripts are compiled in a 'use strict' and 'use utf8' environment, and |
26 | thus must be encoded as UTF-8. |
26 | thus must be encoded as UTF-8. |
27 | |
27 | |
28 | Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where |
28 | Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where |
… | |
… | |
59 | =back |
59 | =back |
60 | |
60 | |
61 | =item digital-clock |
61 | =item digital-clock |
62 | |
62 | |
63 | Displays a digital clock using the built-in overlay. |
63 | Displays a digital clock using the built-in overlay. |
|
|
64 | |
|
|
65 | =item mark-urls |
|
|
66 | |
|
|
67 | Uses per-line display filtering (C<on_line_update>) to underline urls. |
|
|
68 | |
|
|
69 | =item block-graphics-to-ascii |
|
|
70 | |
|
|
71 | A not very useful example of filtering all text output to the terminal, |
|
|
72 | by replacing all line-drawing characters (U+2500 .. U+259F) by a |
|
|
73 | similar-looking ascii character. |
64 | |
74 | |
65 | =item example-refresh-hooks |
75 | =item example-refresh-hooks |
66 | |
76 | |
67 | Displays a very simple digital clock in the upper right corner of the |
77 | Displays a very simple digital clock in the upper right corner of the |
68 | window. Illustrates overwriting the refresh callbacks to create your own |
78 | window. Illustrates overwriting the refresh callbacks to create your own |
… | |
… | |
81 | When objects are destroyed on the C++ side, the perl object hashes are |
91 | When objects are destroyed on the C++ side, the perl object hashes are |
82 | emptied, so its best to store related objects such as time watchers and |
92 | emptied, so its best to store related objects such as time watchers and |
83 | the like inside the terminal object so they get destroyed as soon as the |
93 | the like inside the terminal object so they get destroyed as soon as the |
84 | terminal is destroyed. |
94 | terminal is destroyed. |
85 | |
95 | |
|
|
96 | Argument names also often indicate the type of a parameter. Here are some |
|
|
97 | hints on what they mean: |
|
|
98 | |
|
|
99 | =over 4 |
|
|
100 | |
|
|
101 | =item $text |
|
|
102 | |
|
|
103 | Rxvt-unicodes special way of encoding text, where one "unicode" character |
|
|
104 | always represents one screen cell. See L<row_t> for a discussion of this format. |
|
|
105 | |
|
|
106 | =item $string |
|
|
107 | |
|
|
108 | A perl text string, with an emphasis on I<text>. It can store all unicode |
|
|
109 | characters and is to be distinguished with text encoded in a specific |
|
|
110 | encoding (often locale-specific) and binary data. |
|
|
111 | |
|
|
112 | =item $octets |
|
|
113 | |
|
|
114 | Either binary data or - more common - a text string encoded in a |
|
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115 | locale-specific way. |
|
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116 | |
|
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117 | =back |
|
|
118 | |
86 | =head2 Hooks |
119 | =head2 Hooks |
87 | |
120 | |
88 | The following subroutines can be declared in loaded scripts, and will be |
121 | The following subroutines can be declared in extension files, and will be |
89 | called whenever the relevant event happens. |
122 | called whenever the relevant event happens. |
90 | |
123 | |
91 | The first argument passed to them is an object private to each terminal |
124 | 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 |
125 | 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> |
126 | 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> |
127 | object that is shared between all packages is stored in the C<term> |
95 | member. |
128 | member. It is, however, blessed intot he package of the extension script, |
|
|
129 | so for all practical purposes you can treat an extension script as a class. |
96 | |
130 | |
97 | All of them must return a boolean value. If it is true, then the event |
131 | All of them must return a boolean value. If it is true, then the event |
98 | counts as being I<consumed>, and the invocation of other hooks is skipped, |
132 | counts as being I<consumed>, and the invocation of other hooks is skipped, |
99 | and the relevant action might not be carried out by the C++ code. |
133 | and the relevant action might not be carried out by the C++ code. |
100 | |
134 | |
… | |
… | |
103 | =over 4 |
137 | =over 4 |
104 | |
138 | |
105 | =item on_init $term |
139 | =item on_init $term |
106 | |
140 | |
107 | Called after a new terminal object has been initialized, but before |
141 | Called after a new terminal object has been initialized, but before |
108 | windows are created or the command gets run. |
142 | windows are created or the command gets run. Most methods are unsafe to |
|
|
143 | call or deliver senseless data, as terminal size and other characteristics |
|
|
144 | have not yet been determined. You can safely query and change resources, |
|
|
145 | though. |
109 | |
146 | |
110 | =item on_reset $term |
147 | =item on_reset $term |
111 | |
148 | |
112 | Called after the screen is "reset" for any reason, such as resizing or |
149 | Called after the screen is "reset" for any reason, such as resizing or |
113 | control sequences. Here is where you can react on changes to size-related |
150 | control sequences. Here is where you can react on changes to size-related |
… | |
… | |
141 | click) and is either supposed to return false (normal operation), or |
178 | click) and is either supposed to return false (normal operation), or |
142 | should extend the selection itelf and return true to suppress the built-in |
179 | should extend the selection itelf and return true to suppress the built-in |
143 | processing. |
180 | processing. |
144 | |
181 | |
145 | See the F<selection> example extension. |
182 | See the F<selection> example extension. |
146 | |
|
|
147 | =item on_focus_in $term |
|
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148 | |
|
|
149 | Called whenever the window gets the keyboard focus, before urxvt does |
|
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150 | focus in processing. |
|
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151 | |
|
|
152 | =item on_focus_out $term |
|
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153 | |
|
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154 | Called wheneever the window loses keyboard focus, before urxvt does focus |
|
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155 | out processing. |
|
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156 | |
183 | |
157 | =item on_view_change $term, $offset |
184 | =item on_view_change $term, $offset |
158 | |
185 | |
159 | Called whenever the view offset changes, i..e the user or program |
186 | Called whenever the view offset changes, i..e the user or program |
160 | scrolls. Offset C<0> means display the normal terminal, positive values |
187 | scrolls. Offset C<0> means display the normal terminal, positive values |
… | |
… | |
185 | |
212 | |
186 | Be careful not ever to trust (in a security sense) the data you receive, |
213 | 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 |
214 | as its source can not easily be controleld (e-mail content, messages from |
188 | other users on the same system etc.). |
215 | other users on the same system etc.). |
189 | |
216 | |
|
|
217 | =item on_add_lines $term, $string |
|
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218 | |
|
|
219 | Called whenever text is about to be output, with the text as argument. You |
|
|
220 | can filter/change and output the text yourself by returning a true value |
|
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221 | and calling C<< $term->scr_add_lines >> yourself. Please note that this |
|
|
222 | might be very slow, however, as your hook is called for B<all> text being |
|
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223 | output. |
|
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224 | |
|
|
225 | =item on_line_update $term, $row |
|
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226 | |
|
|
227 | Called whenever a line was updated or changed. Can be used to filter |
|
|
228 | screen output (e.g. underline urls or other useless stuff). Only lines |
|
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229 | that are being shown will be filtered, and, due to performance reasons, |
|
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230 | not always immediately. |
|
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231 | |
|
|
232 | The row number is always the topmost row of the line if the line spans |
|
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233 | multiple rows. |
|
|
234 | |
|
|
235 | Please note that, if you change the line, then the hook might get called |
|
|
236 | later with the already-modified line (e.g. if unrelated parts change), so |
|
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237 | you cannot just toggle rendition bits, but only set them. |
|
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238 | |
190 | =item on_refresh_begin $term |
239 | =item on_refresh_begin $term |
191 | |
240 | |
192 | Called just before the screen gets redrawn. Can be used for overlay |
241 | Called just before the screen gets redrawn. Can be used for overlay |
193 | or similar effects by modify terminal contents in refresh_begin, and |
242 | or similar effects by modify terminal contents in refresh_begin, and |
194 | restoring them in refresh_end. The built-in overlay and selection display |
243 | restoring them in refresh_end. The built-in overlay and selection display |
… | |
… | |
202 | |
251 | |
203 | Called whenever the user presses a key combination that has a |
252 | Called whenever the user presses a key combination that has a |
204 | C<perl:string> action bound to it (see description of the B<keysym> |
253 | C<perl:string> action bound to it (see description of the B<keysym> |
205 | resource in the @@RXVT_NAME@@(1) manpage). |
254 | resource in the @@RXVT_NAME@@(1) manpage). |
206 | |
255 | |
|
|
256 | =item on_focus_in $term |
|
|
257 | |
|
|
258 | Called whenever the window gets the keyboard focus, before rxvt-unicode |
|
|
259 | does focus in processing. |
|
|
260 | |
|
|
261 | =item on_focus_out $term |
|
|
262 | |
|
|
263 | Called wheneever the window loses keyboard focus, before rxvt-unicode does |
|
|
264 | focus out processing. |
|
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265 | |
|
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266 | =item on_key_press $term, $event, $octets |
|
|
267 | |
|
|
268 | =item on_key_release $term, $event |
|
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269 | |
|
|
270 | =item on_button_press $term, $event |
|
|
271 | |
|
|
272 | =item on_button_release $term, $event |
|
|
273 | |
|
|
274 | =item on_motion_notify $term, $event |
|
|
275 | |
|
|
276 | =item on_map_notify $term, $event |
|
|
277 | |
|
|
278 | =item on_unmap_notify $term, $event |
|
|
279 | |
|
|
280 | Called whenever the corresponding X event is received for the terminal If |
|
|
281 | the hook returns true, then the even will be ignored by rxvt-unicode. |
|
|
282 | |
|
|
283 | The event is a hash with most values as named by Xlib (see the XEvent |
|
|
284 | manpage), with the additional members C<row> and C<col>, which are the row |
|
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285 | and column under the mouse cursor. |
|
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286 | |
|
|
287 | C<on_key_press> additionally receives the string rxvt-unicode would |
|
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288 | output, if any, in locale-specific encoding. |
|
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289 | |
|
|
290 | subwindow. |
|
|
291 | |
207 | =back |
292 | =back |
208 | |
293 | |
209 | =head2 Variables in the C<urxvt> Package |
294 | =head2 Variables in the C<urxvt> Package |
210 | |
295 | |
211 | =over 4 |
296 | =over 4 |
212 | |
297 | |
213 | =item $urxvt::TERM |
298 | =item $urxvt::TERM |
214 | |
299 | |
215 | The current terminal. Whenever a callback/Hook is bein executed, this |
300 | The current terminal. This variable stores the current C<urxvt::term> |
216 | variable stores the current C<urxvt::term> object. |
301 | object, whenever a callback/hook is executing. |
217 | |
302 | |
218 | =back |
303 | =back |
219 | |
304 | |
220 | =head2 Functions in the C<urxvt> Package |
305 | =head2 Functions in the C<urxvt> Package |
221 | |
306 | |
222 | =over 4 |
307 | =over 4 |
|
|
308 | |
|
|
309 | =item $term = new urxvt [arg...] |
|
|
310 | |
|
|
311 | Creates a new terminal, very similar as if you had started it with |
|
|
312 | C<system $binfile, arg...>. Croaks (and probably outputs an error message) |
|
|
313 | if the new instance couldn't be created. Returns C<undef> if the new |
|
|
314 | instance didn't initialise perl, and the terminal object otherwise. The |
|
|
315 | C<init> and C<start> hooks will be called during the call. |
223 | |
316 | |
224 | =item urxvt::fatal $errormessage |
317 | =item urxvt::fatal $errormessage |
225 | |
318 | |
226 | Fatally aborts execution with the given error message. Avoid at all |
319 | Fatally aborts execution with the given error message. Avoid at all |
227 | costs! The only time this is acceptable is when the terminal process |
320 | costs! The only time this is acceptable is when the terminal process |
… | |
… | |
237 | correct place, e.g. on stderr of the connecting urxvtc client. |
330 | correct place, e.g. on stderr of the connecting urxvtc client. |
238 | |
331 | |
239 | =item $time = urxvt::NOW |
332 | =item $time = urxvt::NOW |
240 | |
333 | |
241 | Returns the "current time" (as per the event loop). |
334 | Returns the "current time" (as per the event loop). |
|
|
335 | |
|
|
336 | =item urxvt::CurrentTime |
|
|
337 | |
|
|
338 | =item urxvt::ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask, |
|
|
339 | Mod3Mask, Mod4Mask, Mod5Mask, Button1Mask, Button2Mask, Button3Mask, |
|
|
340 | Button4Mask, Button5Mask, AnyModifier |
|
|
341 | |
|
|
342 | Various constants for use in X events. |
242 | |
343 | |
243 | =back |
344 | =back |
244 | |
345 | |
245 | =head2 RENDITION |
346 | =head2 RENDITION |
246 | |
347 | |
… | |
… | |
296 | |
397 | |
297 | =cut |
398 | =cut |
298 | |
399 | |
299 | package urxvt; |
400 | package urxvt; |
300 | |
401 | |
|
|
402 | use utf8; |
301 | use strict; |
403 | use strict; |
302 | use Scalar::Util (); |
404 | use Scalar::Util (); |
|
|
405 | use List::Util (); |
303 | |
406 | |
304 | our $TERM; |
407 | our $TERM; |
305 | our @HOOKNAME; |
408 | our @HOOKNAME; |
306 | our $LIBDIR; |
409 | our $LIBDIR; |
307 | |
410 | |
… | |
… | |
340 | $hook_count[$htype]++ |
443 | $hook_count[$htype]++ |
341 | or set_should_invoke $htype, 1; |
444 | or set_should_invoke $htype, 1; |
342 | } |
445 | } |
343 | } |
446 | } |
344 | |
447 | |
345 | my $script_pkg = "script0000"; |
448 | my $extension_pkg = "extension0000"; |
346 | my %script_pkg; |
449 | my %extension_pkg; |
347 | |
450 | |
348 | # load a single script into its own package, once only |
451 | # load a single script into its own package, once only |
349 | sub script_package($) { |
452 | sub extension_package($) { |
350 | my ($path) = @_; |
453 | my ($path) = @_; |
351 | |
454 | |
352 | $script_pkg{$path} ||= do { |
455 | $extension_pkg{$path} ||= do { |
353 | my $pkg = "urxvt::" . ($script_pkg++); |
456 | my $pkg = "urxvt::" . ($extension_pkg++); |
354 | |
457 | |
355 | verbose 3, "loading script '$path' into package '$pkg'"; |
458 | verbose 3, "loading extension '$path' into package '$pkg'"; |
356 | |
459 | |
357 | open my $fh, "<:raw", $path |
460 | open my $fh, "<:raw", $path |
358 | or die "$path: $!"; |
461 | or die "$path: $!"; |
359 | |
462 | |
360 | my $source = "package $pkg; use strict; use utf8;\n" |
463 | my $source = "package $pkg; use strict; use utf8;\n" |
|
|
464 | . "use base urxvt::term::proxy::;\n" |
361 | . "#line 1 \"$path\"\n{\n" |
465 | . "#line 1 \"$path\"\n{\n" |
362 | . (do { local $/; <$fh> }) |
466 | . (do { local $/; <$fh> }) |
363 | . "\n};\n1"; |
467 | . "\n};\n1"; |
364 | |
468 | |
365 | eval $source or die "$path: $@"; |
469 | eval $source or die "$path: $@"; |
… | |
… | |
376 | my $htype = shift; |
480 | my $htype = shift; |
377 | |
481 | |
378 | if ($htype == 0) { # INIT |
482 | if ($htype == 0) { # INIT |
379 | my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); |
483 | my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); |
380 | |
484 | |
381 | for my $ext (map { split /:/, $TERM->resource ("perl_ext_$_") } 1, 2) { |
485 | for my $ext (map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { |
382 | my @files = grep -f $_, map "$_/$ext", @dirs; |
486 | my @files = grep -f $_, map "$_/$ext", @dirs; |
383 | |
487 | |
384 | if (@files) { |
488 | if (@files) { |
385 | register_package script_package $files[0]; |
489 | register_package extension_package $files[0]; |
386 | } else { |
490 | } else { |
387 | warn "perl extension '$ext' not found in perl library search path\n"; |
491 | warn "perl extension '$ext' not found in perl library search path\n"; |
388 | } |
492 | } |
389 | } |
493 | } |
390 | } |
494 | } |
… | |
… | |
396 | if $verbosity >= 10; |
500 | if $verbosity >= 10; |
397 | |
501 | |
398 | keys %$cb; |
502 | keys %$cb; |
399 | |
503 | |
400 | while (my ($pkg, $cb) = each %$cb) { |
504 | while (my ($pkg, $cb) = each %$cb) { |
|
|
505 | eval { |
401 | $retval = $cb->( |
506 | $retval = $cb->( |
402 | $TERM->{_pkg}{$pkg} ||= do { |
507 | $TERM->{_pkg}{$pkg} ||= do { |
403 | my $proxy = bless { }, urxvt::term::proxy::; |
508 | my $proxy = bless { }, $pkg; |
404 | Scalar::Util::weaken ($proxy->{term} = $TERM); |
509 | Scalar::Util::weaken ($proxy->{term} = $TERM); |
405 | $proxy |
510 | $proxy |
406 | }, |
511 | }, |
407 | @_, |
512 | @_, |
408 | ) and last; |
513 | ) and last; |
|
|
514 | }; |
|
|
515 | warn $@ if $@;#d# |
409 | } |
516 | } |
410 | } |
517 | } |
411 | |
518 | |
412 | if ($htype == 1) { # DESTROY |
519 | if ($htype == 1) { # DESTROY |
413 | # remove hooks if unused |
520 | # remove hooks if unused |
… | |
… | |
441 | } or die "FATAL: unable to compile method forwarder: $@"; |
548 | } or die "FATAL: unable to compile method forwarder: $@"; |
442 | |
549 | |
443 | goto &$urxvt::term::proxy::AUTOLOAD; |
550 | goto &$urxvt::term::proxy::AUTOLOAD; |
444 | } |
551 | } |
445 | |
552 | |
|
|
553 | sub urxvt::destroy_hook::DESTROY { |
|
|
554 | ${$_[0]}->(); |
|
|
555 | } |
|
|
556 | |
|
|
557 | sub urxvt::destroy_hook(&) { |
|
|
558 | bless \shift, urxvt::destroy_hook:: |
|
|
559 | } |
|
|
560 | |
446 | =head2 The C<urxvt::term> Class |
561 | =head2 The C<urxvt::term> Class |
447 | |
562 | |
448 | =over 4 |
563 | =over 4 |
|
|
564 | |
|
|
565 | =item $term->destroy |
|
|
566 | |
|
|
567 | Destroy the terminal object (close the window, free resources etc.). |
449 | |
568 | |
450 | =item $value = $term->resource ($name[, $newval]) |
569 | =item $value = $term->resource ($name[, $newval]) |
451 | |
570 | |
452 | Returns the current resource value associated with a given name and |
571 | Returns the current resource value associated with a given name and |
453 | optionally sets a new value. Setting values is most useful in the C<init> |
572 | optionally sets a new value. Setting values is most useful in the C<init> |
… | |
… | |
484 | =cut |
603 | =cut |
485 | |
604 | |
486 | sub urxvt::term::resource($$;$) { |
605 | sub urxvt::term::resource($$;$) { |
487 | my ($self, $name) = (shift, shift); |
606 | my ($self, $name) = (shift, shift); |
488 | unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); |
607 | unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); |
489 | goto &urxvt::term::_resource; |
608 | &urxvt::term::_resource |
490 | } |
609 | } |
|
|
610 | |
|
|
611 | =item $rend = $term->rstyle ([$new_rstyle]) |
|
|
612 | |
|
|
613 | Return and optionally change the current rendition. Text that is output by |
|
|
614 | the terminal application will use this style. |
|
|
615 | |
|
|
616 | =item ($row, $col) = $term->screen_cur ([$row, $col]) |
|
|
617 | |
|
|
618 | Return the current coordinates of the text cursor position and optionally |
|
|
619 | set it (which is usually bad as applications don't expect that). |
491 | |
620 | |
492 | =item ($row, $col) = $term->selection_mark ([$row, $col]) |
621 | =item ($row, $col) = $term->selection_mark ([$row, $col]) |
493 | |
622 | |
494 | =item ($row, $col) = $term->selection_beg ([$row, $col]) |
623 | =item ($row, $col) = $term->selection_beg ([$row, $col]) |
495 | |
624 | |
… | |
… | |
510 | #=item $term->overlay ($x, $y, $text) |
639 | #=item $term->overlay ($x, $y, $text) |
511 | # |
640 | # |
512 | #Create a simple multi-line overlay box. See the next method for details. |
641 | #Create a simple multi-line overlay box. See the next method for details. |
513 | # |
642 | # |
514 | #=cut |
643 | #=cut |
515 | |
644 | # |
516 | sub urxvt::term::scr_overlay { |
645 | #sub urxvt::term::scr_overlay { |
517 | die; |
|
|
518 | my ($self, $x, $y, $text) = @_; |
646 | # my ($self, $x, $y, $text) = @_; |
519 | |
647 | # |
520 | my @lines = split /\n/, $text; |
648 | # my @lines = split /\n/, $text; |
521 | |
649 | # |
522 | my $w = 0; |
650 | # my $w = 0; |
523 | for (map $self->strwidth ($_), @lines) { |
651 | # for (map $self->strwidth ($_), @lines) { |
524 | $w = $_ if $w < $_; |
652 | # $w = $_ if $w < $_; |
525 | } |
653 | # } |
526 | |
654 | # |
527 | $self->scr_overlay_new ($x, $y, $w, scalar @lines); |
655 | # $self->scr_overlay_new ($x, $y, $w, scalar @lines); |
528 | $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines; |
656 | # $self->scr_overlay_set (0, $_, $lines[$_]) for 0.. $#lines; |
529 | } |
657 | #} |
530 | |
658 | |
531 | =item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]]) |
659 | =item $term->overlay ($x, $y, $width, $height[, $rstyle[, $border]]) |
532 | |
660 | |
533 | Create a new (empty) overlay at the given position with the given |
661 | Create a new (empty) overlay at the given position with the given |
534 | width/height. C<$rstyle> defines the initial rendition style |
662 | width/height. C<$rstyle> defines the initial rendition style |
… | |
… | |
561 | |
689 | |
562 | If hidden, display the overlay again. |
690 | If hidden, display the overlay again. |
563 | |
691 | |
564 | =back |
692 | =back |
565 | |
693 | |
|
|
694 | =item $popup = $term->popup ($event) |
|
|
695 | |
|
|
696 | Creates a new C<urxvt::popup> object that implements a popup menu. The |
|
|
697 | C<$event> I<must> be the event causing the menu to pop up (a button event, |
|
|
698 | currently). |
|
|
699 | |
|
|
700 | =cut |
|
|
701 | |
|
|
702 | sub urxvt::term::popup { |
|
|
703 | my ($self, $event) = @_; |
|
|
704 | |
|
|
705 | $self->grab ($event->{time}, 1) |
|
|
706 | or return; |
|
|
707 | |
|
|
708 | my $popup = bless { |
|
|
709 | term => $self, |
|
|
710 | event => $event, |
|
|
711 | }, urxvt::popup::; |
|
|
712 | |
|
|
713 | Scalar::Util::weaken $popup->{term}; |
|
|
714 | |
|
|
715 | $self->{_destroy}{$popup} = urxvt::destroy_hook { $popup->{popup}->destroy }; |
|
|
716 | Scalar::Util::weaken $self->{_destroy}{$popup}; |
|
|
717 | |
|
|
718 | $popup |
|
|
719 | } |
|
|
720 | |
566 | =item $cellwidth = $term->strwidth $string |
721 | =item $cellwidth = $term->strwidth ($string) |
567 | |
722 | |
568 | Returns the number of screen-cells this string would need. Correctly |
723 | Returns the number of screen-cells this string would need. Correctly |
569 | accounts for wide and combining characters. |
724 | accounts for wide and combining characters. |
570 | |
725 | |
571 | =item $octets = $term->locale_encode $string |
726 | =item $octets = $term->locale_encode ($string) |
572 | |
727 | |
573 | Convert the given text string into the corresponding locale encoding. |
728 | Convert the given text string into the corresponding locale encoding. |
574 | |
729 | |
575 | =item $string = $term->locale_decode $octets |
730 | =item $string = $term->locale_decode ($octets) |
576 | |
731 | |
577 | Convert the given locale-encoded octets into a perl string. |
732 | Convert the given locale-encoded octets into a perl string. |
|
|
733 | |
|
|
734 | =item $term->scr_add_lines ($string) |
|
|
735 | |
|
|
736 | Write the given text string to the screen, as if output by the application |
|
|
737 | running inside the terminal. It may not contain command sequences (escape |
|
|
738 | codes), but is free to use line feeds, carriage returns and tabs. The |
|
|
739 | string is a normal text string, not in locale-dependent encoding. |
|
|
740 | |
|
|
741 | Normally its not a good idea to use this function, as programs might be |
|
|
742 | confused by changes in cursor position or scrolling. Its useful inside a |
|
|
743 | C<on_add_lines> hook, though. |
|
|
744 | |
|
|
745 | =item $term->cmd_parse ($octets) |
|
|
746 | |
|
|
747 | Similar to C<scr_add_lines>, but the argument must be in the |
|
|
748 | locale-specific encoding of the terminal and can contain command sequences |
|
|
749 | (escape codes) that will be interpreted. |
578 | |
750 | |
579 | =item $term->tt_write ($octets) |
751 | =item $term->tt_write ($octets) |
580 | |
752 | |
581 | Write the octets given in C<$data> to the tty (i.e. as program input). To |
753 | Write the octets given in C<$data> to the tty (i.e. as program input). To |
582 | pass characters instead of octets, you should convert your strings first |
754 | pass characters instead of octets, you should convert your strings first |
583 | to the locale-specific encoding using C<< $term->locale_encode >>. |
755 | to the locale-specific encoding using C<< $term->locale_encode >>. |
584 | |
756 | |
|
|
757 | =item $windowid = $term->parent |
|
|
758 | |
|
|
759 | Return the window id of the toplevel window. |
|
|
760 | |
|
|
761 | =item $windowid = $term->vt |
|
|
762 | |
|
|
763 | Return the window id of the terminal window. |
|
|
764 | |
|
|
765 | =item $window_width = $term->width |
|
|
766 | |
|
|
767 | =item $window_height = $term->height |
|
|
768 | |
|
|
769 | =item $font_width = $term->fwidth |
|
|
770 | |
|
|
771 | =item $font_height = $term->fheight |
|
|
772 | |
|
|
773 | =item $font_ascent = $term->fbase |
|
|
774 | |
585 | =item $nrow = $term->nrow |
775 | =item $terminal_rows = $term->nrow |
586 | |
776 | |
587 | =item $ncol = $term->ncol |
777 | =item $terminal_columns = $term->ncol |
588 | |
778 | |
589 | Return the number of rows/columns of the terminal window (i.e. as |
779 | =item $has_focus = $term->focus |
590 | specified by C<-geometry>, excluding any scrollback). |
|
|
591 | |
780 | |
592 | =item $nsaved = $term->nsaved |
781 | =item $is_mapped = $term->mapped |
593 | |
782 | |
594 | Returns the number of lines in the scrollback buffer. |
783 | =item $max_scrollback = $term->saveLines |
|
|
784 | |
|
|
785 | =item $nrow_plus_saveLines = $term->total_rows |
|
|
786 | |
|
|
787 | =item $lines_in_scrollback = $term->nsaved |
|
|
788 | |
|
|
789 | Return various integers describing terminal characteristics. |
|
|
790 | |
|
|
791 | =item $modifiermask = $term->ModLevel3Mask |
|
|
792 | |
|
|
793 | =item $modifiermask = $term->ModMetaMask |
|
|
794 | |
|
|
795 | =item $modifiermask = $term->ModNumLockMask |
|
|
796 | |
|
|
797 | Return the modifier masks corresponding to the "ISO Level 3 Shift" (often |
|
|
798 | AltGr), the meta key (often Alt) and the num lock key, if applicable. |
595 | |
799 | |
596 | =item $view_start = $term->view_start ([$newvalue]) |
800 | =item $view_start = $term->view_start ([$newvalue]) |
597 | |
801 | |
598 | Returns the negative row number of the topmost line. Minimum value is |
802 | Returns the negative row number of the topmost line. Minimum value is |
599 | C<0>, which displays the normal terminal contents. Larger values scroll |
803 | C<0>, which displays the normal terminal contents. Larger values scroll |
… | |
… | |
662 | about the logical line that row C<$row_number> is part of. It supports the |
866 | about the logical line that row C<$row_number> is part of. It supports the |
663 | following methods: |
867 | following methods: |
664 | |
868 | |
665 | =over 4 |
869 | =over 4 |
666 | |
870 | |
667 | =item $text = $line->t |
871 | =item $text = $line->t ([$new_text]) |
668 | |
872 | |
669 | Returns the full text of the line, similar to C<ROW_t> |
873 | Returns or replaces the full text of the line, similar to C<ROW_t> |
670 | |
874 | |
671 | =item $rend = $line->r |
875 | =item $rend = $line->r ([$new_rend]) |
672 | |
876 | |
673 | Returns the full rendition array of the line, similar to C<ROW_r> |
877 | Returns or replaces the full rendition array of the line, similar to C<ROW_r> |
674 | |
878 | |
675 | =item $length = $line->l |
879 | =item $length = $line->l |
676 | |
880 | |
677 | Returns the length of the line in cells, similar to C<ROW_l>. |
881 | Returns the length of the line in cells, similar to C<ROW_l>. |
678 | |
882 | |
… | |
… | |
707 | |
911 | |
708 | bless { |
912 | bless { |
709 | term => $self, |
913 | term => $self, |
710 | beg => $beg, |
914 | beg => $beg, |
711 | end => $end, |
915 | end => $end, |
|
|
916 | ncol => $self->ncol, |
712 | len => ($end - $beg) * $self->ncol + $self->ROW_l ($end), |
917 | len => ($end - $beg) * $self->ncol + $self->ROW_l ($end), |
713 | }, urxvt::line:: |
918 | }, urxvt::line:: |
714 | } |
919 | } |
715 | |
920 | |
716 | sub urxvt::line::t { |
921 | sub urxvt::line::t { |
717 | my ($self) = @_; |
922 | my ($self) = @_; |
718 | |
923 | |
|
|
924 | if (@_ > 1) |
|
|
925 | { |
|
|
926 | $self->{term}->ROW_t ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol}) |
|
|
927 | for $self->{beg} .. $self->{end}; |
|
|
928 | } |
|
|
929 | |
|
|
930 | defined wantarray && |
719 | substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}), |
931 | substr +(join "", map $self->{term}->ROW_t ($_), $self->{beg} .. $self->{end}), |
720 | 0, $self->{len} |
932 | 0, $self->{len} |
721 | } |
933 | } |
722 | |
934 | |
723 | sub urxvt::line::r { |
935 | sub urxvt::line::r { |
724 | my ($self) = @_; |
936 | my ($self) = @_; |
725 | |
937 | |
|
|
938 | if (@_ > 1) |
|
|
939 | { |
|
|
940 | $self->{term}->ROW_r ($_, $_[1], 0, ($_ - $self->{beg}) * $self->{ncol}, $self->{ncol}) |
|
|
941 | for $self->{beg} .. $self->{end}; |
|
|
942 | } |
|
|
943 | |
|
|
944 | if (defined wantarray) { |
726 | my $rend = [ |
945 | my $rend = [ |
727 | map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end} |
946 | map @{ $self->{term}->ROW_r ($_) }, $self->{beg} .. $self->{end} |
728 | ]; |
947 | ]; |
729 | $#$rend = $self->{len} - 1; |
948 | $#$rend = $self->{len} - 1; |
730 | $rend |
949 | return $rend; |
|
|
950 | } |
|
|
951 | |
|
|
952 | () |
731 | } |
953 | } |
732 | |
954 | |
733 | sub urxvt::line::beg { $_[0]{beg} } |
955 | sub urxvt::line::beg { $_[0]{beg} } |
734 | sub urxvt::line::end { $_[0]{end} } |
956 | sub urxvt::line::end { $_[0]{end} } |
735 | sub urxvt::line::l { $_[0]{len} } |
957 | sub urxvt::line::l { $_[0]{len} } |
736 | |
958 | |
737 | sub urxvt::line::offset_of { |
959 | sub urxvt::line::offset_of { |
738 | my ($self, $row, $col) = @_; |
960 | my ($self, $row, $col) = @_; |
739 | |
961 | |
740 | ($row - $self->{beg}) * $self->{term}->ncol + $col |
962 | ($row - $self->{beg}) * $self->{ncol} + $col |
741 | } |
963 | } |
742 | |
964 | |
743 | sub urxvt::line::coord_of { |
965 | sub urxvt::line::coord_of { |
744 | my ($self, $offset) = @_; |
966 | my ($self, $offset) = @_; |
745 | |
967 | |
746 | use integer; |
968 | use integer; |
747 | |
969 | |
748 | ( |
970 | ( |
749 | $offset / $self->{term}->ncol + $self->{beg}, |
971 | $offset / $self->{ncol} + $self->{beg}, |
750 | $offset % $self->{term}->ncol |
972 | $offset % $self->{ncol} |
751 | ) |
973 | ) |
752 | } |
974 | } |
753 | |
975 | |
754 | =item ($row, $col) = $line->coord_of ($offset) |
976 | =item ($row, $col) = $line->coord_of ($offset) |
755 | =item $text = $term->special_encode $string |
977 | =item $text = $term->special_encode $string |
… | |
… | |
762 | |
984 | |
763 | Converts rxvt-unicodes text reprsentation into a perl string. See |
985 | Converts rxvt-unicodes text reprsentation into a perl string. See |
764 | C<< $term->ROW_t >> for details. |
986 | C<< $term->ROW_t >> for details. |
765 | |
987 | |
766 | =back |
988 | =back |
|
|
989 | |
|
|
990 | =head2 The C<urxvt::popup> Class |
|
|
991 | |
|
|
992 | =over 4 |
|
|
993 | |
|
|
994 | =cut |
|
|
995 | |
|
|
996 | package urxvt::popup; |
|
|
997 | |
|
|
998 | sub add_item { |
|
|
999 | my ($self, $item) = @_; |
|
|
1000 | |
|
|
1001 | push @{ $self->{item} }, $item; |
|
|
1002 | } |
|
|
1003 | |
|
|
1004 | sub add_button { |
|
|
1005 | my ($self, $text, $cb) = @_; |
|
|
1006 | |
|
|
1007 | $self->add_item ({ type => "button", text => "[ $text ]", activate => $cb, |
|
|
1008 | render => sub { $_[0]{text} }, |
|
|
1009 | }); |
|
|
1010 | } |
|
|
1011 | |
|
|
1012 | sub add_toggle { |
|
|
1013 | my ($self, $text, $cb, $value) = @_; |
|
|
1014 | |
|
|
1015 | $self->add_item ({ type => "button", text => " $text", value => $value, |
|
|
1016 | render => sub { ($_[0]{value} ? "✔" : " ") . substr $_[0]{text}, 1 }, |
|
|
1017 | activate => sub { $cb->($_[0]{value} = !$_[0]{value}); }, |
|
|
1018 | }); |
|
|
1019 | } |
|
|
1020 | |
|
|
1021 | sub show { |
|
|
1022 | my ($self) = @_; |
|
|
1023 | |
|
|
1024 | local $urxvt::popup::self = $self; |
|
|
1025 | |
|
|
1026 | urxvt->new ("--perl-lib" => "", "--perl-ext-common" => "", "-pty-fd" => -1, "-sl" => 0, "-b" => 0, |
|
|
1027 | "--transient-for" => $self->{term}->parent, |
|
|
1028 | "-pe" => "urxvt-popup") |
|
|
1029 | or die "unable to create popup window\n"; |
|
|
1030 | } |
|
|
1031 | |
|
|
1032 | sub DESTROY { |
|
|
1033 | my ($self) = @_; |
|
|
1034 | |
|
|
1035 | $self->{term}->ungrab; |
|
|
1036 | } |
767 | |
1037 | |
768 | =head2 The C<urxvt::timer> Class |
1038 | =head2 The C<urxvt::timer> Class |
769 | |
1039 | |
770 | This class implements timer watchers/events. Time is represented as a |
1040 | This class implements timer watchers/events. Time is represented as a |
771 | fractional number of seconds since the epoch. Example: |
1041 | fractional number of seconds since the epoch. Example: |