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12 | # start a rxvt using it: |
12 | # start a rxvt using it: |
13 | |
13 | |
14 | rxvt --perl-lib $HOME -pe grab_test |
14 | rxvt --perl-lib $HOME -pe grab_test |
15 | |
15 | |
16 | DESCRIPTION |
16 | DESCRIPTION |
17 | Everytime a terminal object gets created, scripts specified via the |
17 | Everytime a terminal object gets created, extension scripts specified |
18 | "perl" resource are loaded and associated with it. |
18 | via the "perl" resource are loaded and associated with it. |
19 | |
19 | |
20 | Scripts are compiled in a 'use strict' and 'use utf8' environment, and |
20 | Scripts are compiled in a 'use strict' and 'use utf8' environment, and |
21 | thus must be encoded as UTF-8. |
21 | thus must be encoded as UTF-8. |
22 | |
22 | |
23 | Each script will only ever be loaded once, even in rxvtd, where scripts |
23 | Each script will only ever be loaded once, even in rxvtd, where scripts |
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96 | |
96 | |
97 | The first argument passed to them is an object private to each terminal |
97 | The first argument passed to them is an object private to each terminal |
98 | and extension package. You can call all "urxvt::term" methods on it, but |
98 | and extension package. You can call all "urxvt::term" methods on it, but |
99 | its not a real "urxvt::term" object. Instead, the real "urxvt::term" |
99 | its not a real "urxvt::term" object. Instead, the real "urxvt::term" |
100 | object that is shared between all packages is stored in the "term" |
100 | object that is shared between all packages is stored in the "term" |
101 | member. |
101 | member. It is, however, blessed intot he package of the extension |
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102 | script, so for all practical purposes you can treat an extension script |
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103 | as a class. |
102 | |
104 | |
103 | All of them must return a boolean value. If it is true, then the event |
105 | All of them must return a boolean value. If it is true, then the event |
104 | counts as being *consumed*, and the invocation of other hooks is |
106 | counts as being *consumed*, and the invocation of other hooks is |
105 | skipped, and the relevant action might not be carried out by the C++ |
107 | skipped, and the relevant action might not be carried out by the C++ |
106 | code. |
108 | code. |
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145 | double click) and is either supposed to return false (normal |
147 | double click) and is either supposed to return false (normal |
146 | operation), or should extend the selection itelf and return true to |
148 | operation), or should extend the selection itelf and return true to |
147 | suppress the built-in processing. |
149 | suppress the built-in processing. |
148 | |
150 | |
149 | See the selection example extension. |
151 | See the selection example extension. |
150 | |
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151 | on_focus_in $term |
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152 | Called whenever the window gets the keyboard focus, before urxvt |
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153 | does focus in processing. |
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154 | |
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155 | on_focus_out $term |
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156 | Called wheneever the window loses keyboard focus, before urxvt does |
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157 | focus out processing. |
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158 | |
152 | |
159 | on_view_change $term, $offset |
153 | on_view_change $term, $offset |
160 | Called whenever the view offset changes, i..e the user or program |
154 | Called whenever the view offset changes, i..e the user or program |
161 | scrolls. Offset 0 means display the normal terminal, positive values |
155 | scrolls. Offset 0 means display the normal terminal, positive values |
162 | show this many lines of scrollback. |
156 | show this many lines of scrollback. |
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219 | on_keyboard_command $term, $string |
213 | on_keyboard_command $term, $string |
220 | Called whenever the user presses a key combination that has a |
214 | Called whenever the user presses a key combination that has a |
221 | "perl:string" action bound to it (see description of the keysym |
215 | "perl:string" action bound to it (see description of the keysym |
222 | resource in the rxvt(1) manpage). |
216 | resource in the rxvt(1) manpage). |
223 | |
217 | |
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218 | on_focus_in $term |
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219 | Called whenever the window gets the keyboard focus, before |
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220 | rxvt-unicode does focus in processing. |
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221 | |
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222 | on_focus_out $term |
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223 | Called wheneever the window loses keyboard focus, before |
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224 | rxvt-unicode does focus out processing. |
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225 | |
224 | on_key_press $term, $event, $octets |
226 | on_key_press $term, $event, $octets |
225 | on_key_release $term, $event |
227 | on_key_release $term, $event |
226 | on_button_press $term, $event |
228 | on_button_press $term, $event |
227 | on_button_release $term, $event |
229 | on_button_release $term, $event |
228 | on_motion_notify $term, $event |
230 | on_motion_notify $term, $event |
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231 | on_map_notify $term, $event |
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232 | on_unmap_notify $term, $event |
229 | Called whenever the corresponding X event is received for the |
233 | Called whenever the corresponding X event is received for the |
230 | terminal If the hook returns true, then the even will be ignored by |
234 | terminal If the hook returns true, then the even will be ignored by |
231 | rxvt-unicode. |
235 | rxvt-unicode. |
232 | |
236 | |
233 | The event is a hash with most values as named by Xlib (see the |
237 | The event is a hash with most values as named by Xlib (see the |
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267 | correct place, e.g. on stderr of the connecting urxvtc client. |
271 | correct place, e.g. on stderr of the connecting urxvtc client. |
268 | |
272 | |
269 | $time = urxvt::NOW |
273 | $time = urxvt::NOW |
270 | Returns the "current time" (as per the event loop). |
274 | Returns the "current time" (as per the event loop). |
271 | |
275 | |
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276 | urxvt::CurrentTime |
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277 | urxvt::ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask, Mod3Mask, |
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278 | Mod4Mask, Mod5Mask, Button1Mask, Button2Mask, Button3Mask, Button4Mask, |
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279 | Button5Mask, AnyModifier |
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280 | Various constants for use in X events. |
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281 | |
272 | RENDITION |
282 | RENDITION |
273 | Rendition bitsets contain information about colour, font, font styles |
283 | Rendition bitsets contain information about colour, font, font styles |
274 | and similar information for each screen cell. |
284 | and similar information for each screen cell. |
275 | |
285 | |
276 | The following "macros" deal with changes in rendition sets. You should |
286 | The following "macros" deal with changes in rendition sets. You should |
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310 | |
320 | |
311 | The "urxvt::term" Class |
321 | The "urxvt::term" Class |
312 | $term->destroy |
322 | $term->destroy |
313 | Destroy the terminal object (close the window, free resources etc.). |
323 | Destroy the terminal object (close the window, free resources etc.). |
314 | |
324 | |
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325 | $isset = $term->option ($optval[, $set]) |
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326 | Returns true if the option specified by $optval is enabled, and |
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327 | optionally change it. All option values are stored by name in the |
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328 | hash %urxvt::OPTION. Options not enabled in this binary are not in |
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329 | the hash. |
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330 | |
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331 | Here is a a likely non-exhaustive list of option names, please see |
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332 | the source file /src/optinc.h to see the actual list: |
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333 | |
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334 | borderLess console cursorBlink cursorUnderline hold iconic insecure |
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335 | intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage |
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336 | pastableTabs pointerBlank reverseVideo scrollBar scrollBar_floating |
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337 | scrollBar_right scrollTtyKeypress scrollTtyOutput scrollWithBuffer |
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338 | secondaryScreen secondaryScroll skipBuiltinGlyphs transparent |
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339 | tripleclickwords utmpInhibit visualBell |
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340 | |
315 | $value = $term->resource ($name[, $newval]) |
341 | $value = $term->resource ($name[, $newval]) |
316 | Returns the current resource value associated with a given name and |
342 | Returns the current resource value associated with a given name and |
317 | optionally sets a new value. Setting values is most useful in the |
343 | optionally sets a new value. Setting values is most useful in the |
318 | "init" hook. Unset resources are returned and accepted as "undef". |
344 | "init" hook. Unset resources are returned and accepted as "undef". |
319 | |
345 | |
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328 | Please note that resource strings will currently only be freed when |
354 | Please note that resource strings will currently only be freed when |
329 | the terminal is destroyed, so changing options frequently will eat |
355 | the terminal is destroyed, so changing options frequently will eat |
330 | memory. |
356 | memory. |
331 | |
357 | |
332 | Here is a a likely non-exhaustive list of resource names, not all of |
358 | Here is a a likely non-exhaustive list of resource names, not all of |
333 | which are supported in every build, please see the source to see the |
359 | which are supported in every build, please see the source file |
334 | actual list: |
360 | /src/rsinc.h to see the actual list: |
335 | |
361 | |
336 | answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont |
362 | answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont |
337 | borderLess color cursorBlink cursorUnderline cutchars delete_key |
363 | borderLess color cursorBlink cursorUnderline cutchars delete_key |
338 | display_name embed ext_bwidth fade font geometry hold iconName |
364 | display_name embed ext_bwidth fade font geometry hold iconName |
339 | imFont imLocale inputMethod insecure int_bwidth intensityStyles |
365 | imFont imLocale inputMethod insecure int_bwidth intensityStyles |
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401 | $overlay->hide |
427 | $overlay->hide |
402 | If visible, hide the overlay, but do not destroy it. |
428 | If visible, hide the overlay, but do not destroy it. |
403 | |
429 | |
404 | $overlay->show |
430 | $overlay->show |
405 | If hidden, display the overlay again. |
431 | If hidden, display the overlay again. |
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432 | |
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433 | $popup = $term->popup ($event) |
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434 | Creates a new "urxvt::popup" object that implements a popup menu. |
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435 | The $event *must* be the event causing the menu to pop up (a button |
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436 | event, currently). |
406 | |
437 | |
407 | $cellwidth = $term->strwidth ($string) |
438 | $cellwidth = $term->strwidth ($string) |
408 | Returns the number of screen-cells this string would need. Correctly |
439 | Returns the number of screen-cells this string would need. Correctly |
409 | accounts for wide and combining characters. |
440 | accounts for wide and combining characters. |
410 | |
441 | |
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455 | $max_scrollback = $term->saveLines |
486 | $max_scrollback = $term->saveLines |
456 | $nrow_plus_saveLines = $term->total_rows |
487 | $nrow_plus_saveLines = $term->total_rows |
457 | $lines_in_scrollback = $term->nsaved |
488 | $lines_in_scrollback = $term->nsaved |
458 | Return various integers describing terminal characteristics. |
489 | Return various integers describing terminal characteristics. |
459 | |
490 | |
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491 | $modifiermask = $term->ModLevel3Mask |
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492 | $modifiermask = $term->ModMetaMask |
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493 | $modifiermask = $term->ModNumLockMask |
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494 | Return the modifier masks corresponding to the "ISO Level 3 Shift" |
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495 | (often AltGr), the meta key (often Alt) and the num lock key, if |
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496 | applicable. |
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497 | |
460 | $view_start = $term->view_start ([$newvalue]) |
498 | $view_start = $term->view_start ([$newvalue]) |
461 | Returns the negative row number of the topmost line. Minimum value |
499 | Returns the negative row number of the topmost line. Minimum value |
462 | is 0, which displays the normal terminal contents. Larger values |
500 | is 0, which displays the normal terminal contents. Larger values |
463 | scroll this many lines into the scrollback buffer. |
501 | scroll this many lines into the scrollback buffer. |
464 | |
502 | |
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550 | |
588 | |
551 | $string = $term->special_decode $text |
589 | $string = $term->special_decode $text |
552 | Converts rxvt-unicodes text reprsentation into a perl string. See |
590 | Converts rxvt-unicodes text reprsentation into a perl string. See |
553 | "$term->ROW_t" for details. |
591 | "$term->ROW_t" for details. |
554 | |
592 | |
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593 | The "urxvt::popup" Class |
555 | The "urxvt::timer" Class |
594 | The "urxvt::timer" Class |
556 | This class implements timer watchers/events. Time is represented as a |
595 | This class implements timer watchers/events. Time is represented as |
557 | fractional number of seconds since the epoch. Example: |
596 | a fractional number of seconds since the epoch. Example: |
558 | |
597 | |
559 | $term->{overlay} = $term->overlay (-1, 0, 8, 1, urxvt::OVERLAY_RSTYLE, 0); |
598 | $term->{overlay} = $term->overlay (-1, 0, 8, 1, urxvt::OVERLAY_RSTYLE, 0); |
560 | $term->{timer} = urxvt::timer |
599 | $term->{timer} = urxvt::timer |
561 | ->new |
600 | ->new |
562 | ->interval (1) |
601 | ->interval (1) |
563 | ->cb (sub { |
602 | ->cb (sub { |
564 | $term->{overlay}->set (0, 0, |
603 | $term->{overlay}->set (0, 0, |
565 | sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]); |
604 | sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]); |
566 | }); |
605 | }); |
567 | |
606 | |
568 | $timer = new urxvt::timer |
607 | $timer = new urxvt::timer |
569 | Create a new timer object in started state. It is scheduled to fire |
608 | Create a new timer object in started state. It is scheduled to |
570 | immediately. |
609 | fire immediately. |
571 | |
610 | |
572 | $timer = $timer->cb (sub { my ($timer) = @_; ... }) |
611 | $timer = $timer->cb (sub { my ($timer) = @_; ... }) |
573 | Set the callback to be called when the timer triggers. |
612 | Set the callback to be called when the timer triggers. |
574 | |
613 | |
575 | $tstamp = $timer->at |
614 | $tstamp = $timer->at |
576 | Return the time this watcher will fire next. |
615 | Return the time this watcher will fire next. |
577 | |
616 | |
578 | $timer = $timer->set ($tstamp) |
617 | $timer = $timer->set ($tstamp) |
579 | Set the time the event is generated to $tstamp. |
618 | Set the time the event is generated to $tstamp. |
580 | |
619 | |
581 | $timer = $timer->interval ($interval) |
620 | $timer = $timer->interval ($interval) |
582 | Normally (and when $interval is 0), the timer will automatically |
621 | Normally (and when $interval is 0), the timer will automatically |
583 | stop after it has fired once. If $interval is non-zero, then the |
622 | stop after it has fired once. If $interval is non-zero, then the |
584 | timer is automatically rescheduled at the given intervals. |
623 | timer is automatically rescheduled at the given intervals. |
585 | |
624 | |
586 | $timer = $timer->start |
625 | $timer = $timer->start |
587 | Start the timer. |
626 | Start the timer. |
588 | |
627 | |
589 | $timer = $timer->start ($tstamp) |
628 | $timer = $timer->start ($tstamp) |
590 | Set the event trigger time to $tstamp and start the timer. |
629 | Set the event trigger time to $tstamp and start the timer. |
591 | |
630 | |
592 | $timer = $timer->stop |
631 | $timer = $timer->stop |
593 | Stop the timer. |
632 | Stop the timer. |
594 | |
633 | |
595 | The "urxvt::iow" Class |
634 | The "urxvt::iow" Class |
596 | This class implements io watchers/events. Example: |
635 | This class implements io watchers/events. Example: |
597 | |
636 | |
598 | $term->{socket} = ... |
637 | $term->{socket} = ... |
599 | $term->{iow} = urxvt::iow |
638 | $term->{iow} = urxvt::iow |
600 | ->new |
639 | ->new |
601 | ->fd (fileno $term->{socket}) |
640 | ->fd (fileno $term->{socket}) |
602 | ->events (1) # wait for read data |
641 | ->events (1) # wait for read data |
603 | ->start |
642 | ->start |
604 | ->cb (sub { |
643 | ->cb (sub { |
605 | my ($iow, $revents) = @_; |
644 | my ($iow, $revents) = @_; |
606 | # $revents must be 1 here, no need to check |
645 | # $revents must be 1 here, no need to check |
607 | sysread $term->{socket}, my $buf, 8192 |
646 | sysread $term->{socket}, my $buf, 8192 |
608 | or end-of-file; |
647 | or end-of-file; |
609 | }); |
648 | }); |
610 | |
649 | |
611 | $iow = new urxvt::iow |
650 | $iow = new urxvt::iow |
612 | Create a new io watcher object in stopped state. |
651 | Create a new io watcher object in stopped state. |
613 | |
652 | |
614 | $iow = $iow->cb (sub { my ($iow, $reventmask) = @_; ... }) |
653 | $iow = $iow->cb (sub { my ($iow, $reventmask) = @_; ... }) |
615 | Set the callback to be called when io events are triggered. |
654 | Set the callback to be called when io events are triggered. |
616 | $reventmask is a bitset as described in the "events" method. |
655 | $reventmask is a bitset as described in the "events" method. |
617 | |
656 | |
618 | $iow = $iow->fd ($fd) |
657 | $iow = $iow->fd ($fd) |
619 | Set the filedescriptor (not handle) to watch. |
658 | Set the filedescriptor (not handle) to watch. |
620 | |
659 | |
621 | $iow = $iow->events ($eventmask) |
660 | $iow = $iow->events ($eventmask) |
622 | Set the event mask to watch. Bit #0 (value 1) enables watching for |
661 | Set the event mask to watch. Bit #0 (value 1) enables watching |
623 | read data, Bit #1 (value 2) enables watching for write data. |
662 | for read data, Bit #1 (value 2) enables watching for write data. |
624 | |
663 | |
625 | $iow = $iow->start |
664 | $iow = $iow->start |
626 | Start watching for requested events on the given handle. |
665 | Start watching for requested events on the given handle. |
627 | |
666 | |
628 | $iow = $iow->stop |
667 | $iow = $iow->stop |
629 | Stop watching for events on the given filehandle. |
668 | Stop watching for events on the given filehandle. |
630 | |
669 | |
631 | ENVIRONMENT |
670 | ENVIRONMENT |
632 | URXVT_PERL_VERBOSITY |
671 | URXVT_PERL_VERBOSITY |
633 | This variable controls the verbosity level of the perl extension. Higher |
672 | This variable controls the verbosity level of the perl extension. |
634 | numbers indicate more verbose output. |
673 | Higher numbers indicate more verbose output. |
635 | |
674 | |
636 | =0 - only fatal messages |
675 | =0 - only fatal messages |
637 | =3 - script loading and management |
676 | =3 - script loading and management |
638 | =10 - all events received |
677 | =10 - all events received |
639 | |
678 | |
640 | AUTHOR |
679 | AUTHOR |
641 | Marc Lehmann <pcg@goof.com> |
680 | Marc Lehmann <pcg@goof.com> |
642 | http://software.schmorp.de/pkg/rxvt-unicode |
681 | http://software.schmorp.de/pkg/rxvt-unicode |
643 | |
682 | |