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Revision 1.127 by root, Wed Jan 25 00:42:21 2006 UTC vs.
Revision 1.196 by sf-exg, Wed Jun 29 22:46:48 2011 UTC

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
22Everytime a terminal object gets created, extension scripts specified via 22Every time a terminal object gets created, extension scripts specified via
23the C<perl> resource are loaded and associated with it. 23the C<perl> resource are loaded and associated with it.
24 24
25Scripts are compiled in a 'use strict' and 'use utf8' environment, and 25Scripts are compiled in a 'use strict' and 'use utf8' environment, and
26thus must be encoded as UTF-8. 26thus must be encoded as UTF-8.
27 27
28Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where 28Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where
29scripts will be shared (but not enabled) for all terminals. 29scripts will be shared (but not enabled) for all terminals.
30 30
31You can disable the embedded perl interpreter by setting both "perl-ext"
32and "perl-ext-common" resources to the empty string.
33
31=head1 PREPACKAGED EXTENSIONS 34=head1 PREPACKAGED EXTENSIONS
32 35
33This section describes the extensions delivered with this release. You can 36This section describes the extensions delivered with this release. You can
34find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>. 37find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
35 38
37 40
38 @@RXVT_NAME@@ -pe <extensionname> 41 @@RXVT_NAME@@ -pe <extensionname>
39 42
40Or by adding them to the resource for extensions loaded by default: 43Or by adding them to the resource for extensions loaded by default:
41 44
42 URxvt.perl-ext-common: default,automove-background,selection-autotransform 45 URxvt.perl-ext-common: default,selection-autotransform
43 46
44=over 4 47=over 4
45 48
46=item selection (enabled by default) 49=item selection (enabled by default)
47 50
62 URxvt.selection.pattern-1: perl-regex 65 URxvt.selection.pattern-1: perl-regex
63 ... 66 ...
64 67
65The index number (0, 1...) must not have any holes, and each regex must 68The index number (0, 1...) must not have any holes, and each regex must
66contain at least one pair of capturing parentheses, which will be used for 69contain at least one pair of capturing parentheses, which will be used for
67the match. For example, the followign adds a regex that matches everything 70the match. For example, the following adds a regex that matches everything
68between two vertical bars: 71between two vertical bars:
69 72
70 URxvt.selection.pattern-0: \\|([^|]+)\\| 73 URxvt.selection.pattern-0: \\|([^|]+)\\|
71 74
72Another example: Programs I use often output "absolute path: " at the 75Another example: Programs I use often output "absolute path: " at the
94=item option-popup (enabled by default) 97=item option-popup (enabled by default)
95 98
96Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at 99Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at
97runtime. 100runtime.
98 101
102Other extensions can extend this popup menu by pushing a code reference
103onto C<@{ $term->{option_popup_hook} }>, which gets called whenever the
104popup is being displayed.
105
106Its sole argument is the popup menu, which can be modified. It should
107either return nothing or a string, the initial boolean value and a code
108reference. The string will be used as button text and the code reference
109will be called when the toggle changes, with the new boolean value as
110first argument.
111
112The following will add an entry C<myoption> that changes
113C<< $self->{myoption} >>:
114
115 push @{ $self->{term}{option_popup_hook} }, sub {
116 ("my option" => $myoption, sub { $self->{myoption} = $_[0] })
117 };
118
99=item selection-popup (enabled by default) 119=item selection-popup (enabled by default)
100 120
101Binds a popup menu to Ctrl-Button3 that lets you convert the selection 121Binds a popup menu to Ctrl-Button3 that lets you convert the selection
102text into various other formats/action (such as uri unescaping, perl 122text into various other formats/action (such as uri unescaping, perl
103evaluation, web-browser starting etc.), depending on content. 123evaluation, web-browser starting etc.), depending on content.
104 124
105Other extensions can extend this popup menu by pushing a code reference 125Other extensions can extend this popup menu by pushing a code reference
106onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the 126onto C<@{ $term->{selection_popup_hook} }>, which gets called whenever the
107popup is displayed. 127popup is being displayed.
108 128
109It's sole argument is the popup menu, which can be modified. The selection 129Its sole argument is the popup menu, which can be modified. The selection
110is in C<$_>, which can be used to decide wether to add something or not. 130is in C<$_>, which can be used to decide whether to add something or not.
111It should either return nothing or a string and a code reference. The 131It should either return nothing or a string and a code reference. The
112string will be used as button text and the code reference will be called 132string will be used as button text and the code reference will be called
113when the button gets activated and should transform C<$_>. 133when the button gets activated and should transform C<$_>.
114 134
115The following will add an entry C<a to b> that transforms all C<a>s in 135The following will add an entry C<a to b> that transforms all C<a>s in
116the selection to C<b>s, but only if the selection currently contains any 136the selection to C<b>s, but only if the selection currently contains any
117C<a>s: 137C<a>s:
118 138
119 push @{ $self->{term}{selection_popup_hook} }, sub { 139 push @{ $self->{term}{selection_popup_hook} }, sub {
120 /a/ ? ("a to be" => sub { s/a/b/g } 140 /a/ ? ("a to b" => sub { s/a/b/g }
121 : () 141 : ()
122 }; 142 };
123 143
124=item searchable-scrollback<hotkey> (enabled by default) 144=item searchable-scrollback<hotkey> (enabled by default)
125 145
132search. C<BackSpace> removes a character from the regex, C<Up> and C<Down> 152search. C<BackSpace> removes a character from the regex, C<Up> and C<Down>
133search upwards/downwards in the scrollback buffer, C<End> jumps to the 153search upwards/downwards in the scrollback buffer, C<End> jumps to the
134bottom. C<Escape> leaves search mode and returns to the point where search 154bottom. C<Escape> leaves search mode and returns to the point where search
135was started, while C<Enter> or C<Return> stay at the current position and 155was started, while C<Enter> or C<Return> stay at the current position and
136additionally stores the first match in the current line into the primary 156additionally stores the first match in the current line into the primary
137selection. 157selection if the C<Shift> modifier is active.
158
159The regex defaults to "(?i)", resulting in a case-insensitive search. To
160get a case-sensitive search you can delete this prefix using C<BackSpace>
161or simply use an uppercase character which removes the "(?i)" prefix.
162
163See L<perlre> for more info about perl regular expression syntax.
138 164
139=item readline (enabled by default) 165=item readline (enabled by default)
140 166
141A support package that tries to make editing with readline easier. At the 167A support package that tries to make editing with readline easier. At
142moment, it reacts to clicking with the left mouse button by trying to 168the moment, it reacts to clicking shift-left mouse button by trying to
143move the text cursor to this position. It does so by generating as many 169move the text cursor to this position. It does so by generating as many
144cursor-left or cursor-right keypresses as required (the this only works 170cursor-left or cursor-right keypresses as required (this only works
145for programs that correctly support wide characters). 171for programs that correctly support wide characters).
146 172
147To avoid too many false positives, this is only done when: 173To avoid too many false positives, this is only done when:
148 174
149=over 4 175=over 4
197the message into vi commands to load the file. 223the message into vi commands to load the file.
198 224
199=item tabbed 225=item tabbed
200 226
201This transforms the terminal into a tabbar with additional terminals, that 227This transforms the terminal into a tabbar with additional terminals, that
202is, it implements what is commonly refered to as "tabbed terminal". The topmost line 228is, it implements what is commonly referred to as "tabbed terminal". The topmost line
203displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one 229displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
204button per tab. 230button per tab.
205 231
206Clicking a button will activate that tab. Pressing B<Shift-Left> and 232Clicking a button will activate that tab. Pressing B<Shift-Left> and
207B<Shift-Right> will switch to the tab left or right of the current one, 233B<Shift-Right> will switch to the tab left or right of the current one,
208while B<Shift-Down> creates a new tab. 234while B<Shift-Down> creates a new tab.
209 235
210=item mark-urls 236The tabbar itself can be configured similarly to a normal terminal, but
237with a resource class of C<URxvt.tabbed>. In addition, it supports the
238following four resources (shown with defaults):
211 239
240 URxvt.tabbed.tabbar-fg: <colour-index, default 3>
241 URxvt.tabbed.tabbar-bg: <colour-index, default 0>
242 URxvt.tabbed.tab-fg: <colour-index, default 0>
243 URxvt.tabbed.tab-bg: <colour-index, default 1>
244
245See I<COLOR AND GRAPHICS> in the @@RXVT_NAME@@(1) manpage for valid
246indices.
247
248=item matcher
249
212Uses per-line display filtering (C<on_line_update>) to underline urls and 250Uses per-line display filtering (C<on_line_update>) to underline text
213make them clickable. When middle-clicked, the program specified in the 251matching a certain pattern and make it clickable. When clicked with the
214resource C<urlLauncher> (default C<x-www-browser>) will be started with 252mouse button specified in the C<matcher.button> resource (default 2, or
215the URL as first argument. 253middle), the program specified in the C<matcher.launcher> resource
254(default, the C<urlLauncher> resource, C<sensible-browser>) will be started
255with the matched text as first argument. The default configuration is
256suitable for matching URLs and launching a web browser, like the
257former "mark-urls" extension.
216 258
217=item automove-background 259The default pattern to match URLs can be overridden with the
260C<matcher.pattern.0> resource, and additional patterns can be specified
261with numbered patterns, in a manner similar to the "selection" extension.
262The launcher can also be overridden on a per-pattern basis.
218 263
219This is basically a one-line extension that dynamically changes the background pixmap offset 264It is possible to activate the most recently seen match from the keyboard.
220to the window position, in effect creating the same effect as pseudo transparency with 265Simply bind a keysym to "perl:matcher" as seen in the example below.
221a custom pixmap. No scaling is supported in this mode. Exmaple:
222 266
223 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background 267Example configuration:
268
269 URxvt.perl-ext: default,matcher
270 URxvt.urlLauncher: sensible-browser
271 URxvt.keysym.C-Delete: perl:matcher
272 URxvt.matcher.button: 1
273 URxvt.matcher.pattern.1: \\bwww\\.[\\w-]+\\.[\\w./?&@#-]*[\\w/-]
274 URxvt.matcher.pattern.2: \\B(/\\S+?):(\\d+)(?=:|$)
275 URxvt.matcher.launcher.2: gvim +$2 $1
276
277=item xim-onthespot
278
279This (experimental) perl extension implements OnTheSpot editing. It does
280not work perfectly, and some input methods don't seem to work well with
281OnTheSpot editing in general, but it seems to work at least for SCIM and
282kinput2.
283
284You enable it by specifying this extension and a preedit style of
285C<OnTheSpot>, i.e.:
286
287 @@RXVT_NAME@@ -pt OnTheSpot -pe xim-onthespot
288
289=item kuake<hotkey>
290
291A very primitive quake-console-like extension. It was inspired by a
292description of how the programs C<kuake> and C<yakuake> work: Whenever the
293user presses a global accelerator key (by default C<F10>), the terminal
294will show or hide itself. Another press of the accelerator key will hide
295or show it again.
296
297Initially, the window will not be shown when using this extension.
298
299This is useful if you need a single terminal that is not using any desktop
300space most of the time but is quickly available at the press of a key.
301
302The accelerator key is grabbed regardless of any modifiers, so this
303extension will actually grab a physical key just for this function.
304
305If you want a quake-like animation, tell your window manager to do so
306(fvwm can do it).
307
308=item overlay-osc
309
310This extension implements some OSC commands to display timed popups on the
311screen - useful for status displays from within scripts. You have to read
312the sources for more info.
224 313
225=item block-graphics-to-ascii 314=item block-graphics-to-ascii
226 315
227A not very useful example of filtering all text output to the terminal, 316A not very useful example of filtering all text output to the terminal
228by replacing all line-drawing characters (U+2500 .. U+259F) by a 317by replacing all line-drawing characters (U+2500 .. U+259F) by a
229similar-looking ascii character. 318similar-looking ascii character.
230 319
231=item digital-clock 320=item digital-clock
232 321
233Displays a digital clock using the built-in overlay. 322Displays a digital clock using the built-in overlay.
323
324=item remote-clipboard
325
326Somewhat of a misnomer, this extension adds two menu entries to the
327selection popup that allows one to run external commands to store the
328selection somewhere and fetch it again.
329
330We use it to implement a "distributed selection mechanism", which just
331means that one command uploads the file to a remote server, and another
332reads it.
333
334The commands can be set using the C<URxvt.remote-selection.store> and
335C<URxvt.remote-selection.fetch> resources. The first should read the
336selection to store from STDIN (always in UTF-8), the second should provide
337the selection data on STDOUT (also in UTF-8).
338
339The defaults (which are likely useless to you) use rsh and cat:
340
341 URxvt.remote-selection.store: rsh ruth 'cat >/tmp/distributed-selection'
342 URxvt.remote-selection.fetch: rsh ruth 'cat /tmp/distributed-selection'
343
344=item selection-pastebin
345
346This is a little rarely useful extension that uploads the selection as
347textfile to a remote site (or does other things). (The implementation is
348not currently secure for use in a multiuser environment as it writes to
349F</tmp> directly.).
350
351It listens to the C<selection-pastebin:remote-pastebin> keyboard command,
352i.e.
353
354 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin
355
356Pressing this combination runs a command with C<%> replaced by the name of
357the textfile. This command can be set via a resource:
358
359 URxvt.selection-pastebin.cmd: rsync -apP % ruth:/var/www/www.ta-sa.org/files/txt/.
360
361And the default is likely not useful to anybody but the few people around
362here :)
363
364The name of the textfile is the hex encoded md5 sum of the selection, so
365the same content should lead to the same filename.
366
367After a successful upload the selection will be replaced by the text given
368in the C<selection-pastebin-url> resource (again, the % is the placeholder
369for the filename):
370
371 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
372
373I<Note to xrdb users:> xrdb uses the C preprocessor, which might interpret
374the double C</> characters as comment start. Use C<\057\057> instead,
375which works regardless of whether xrdb is used to parse the resource file
376or not.
377
378=item macosx-clipboard and macosx-clipboard-native
379
380These two modules implement an extended clipboard for Mac OS X. They are
381used like this:
382
383 URxvt.perl-ext-common: default,macosx-clipboard
384 URxvt.keysym.M-c: perl:macosx-clipboard:copy
385 URxvt.keysym.M-v: perl:macosx-clipboard:paste
386
387The difference between them is that the native variant requires a
388perl from apple's devkit or so, and C<macosx-clipboard> requires the
389C<Mac::Pasteboard> module, works with other perls, has fewer bugs, is
390simpler etc. etc.
234 391
235=item example-refresh-hooks 392=item example-refresh-hooks
236 393
237Displays a very simple digital clock in the upper right corner of the 394Displays a very simple digital clock in the upper right corner of the
238window. Illustrates overwriting the refresh callbacks to create your own 395window. Illustrates overwriting the refresh callbacks to create your own
239overlays or changes. 396overlays or changes.
240 397
241=item selection-pastebin 398=item confirm-paste
242 399
243This is a little rarely useful extension that Uploads the selection as 400Displays a confirmation dialog when a paste containing at least a full
244textfile to a remote site (or does other things). (The implementation is 401line is detected.
245not currently secure for use in a multiuser environment as it writes to
246F</tmp> directly.).
247
248It listens to the C<selection-pastebin:remote-pastebin> keyboard command,
249i.e.
250
251 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin
252
253Pressing this combination runs a command with C<%> replaced by the name of
254the textfile. This command can be set via a resource:
255
256 URxvt.selection-pastebin.cmd: rsync -apP % ruth:/var/www/www.ta-sa.org/files/txt/.
257
258And the default is likely not useful to anybody but the few people around
259here :)
260
261The name of the textfile is the hex encoded md5 sum of the selection, so
262the same content should lead to the same filename.
263
264After a successful upload the selection will be replaced by the text given
265in the C<selection-pastebin-url> resource (again, the % is the placeholder
266for the filename):
267
268 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
269 402
270=back 403=back
271 404
272=head1 API DOCUMENTATION 405=head1 API DOCUMENTATION
273 406
289 422
290=over 4 423=over 4
291 424
292=item $text 425=item $text
293 426
294Rxvt-unicodes special way of encoding text, where one "unicode" character 427Rxvt-unicode's special way of encoding text, where one "unicode" character
295always represents one screen cell. See L<ROW_t> for a discussion of this format. 428always represents one screen cell. See L<ROW_t> for a discussion of this format.
296 429
297=item $string 430=item $string
298 431
299A perl text string, with an emphasis on I<text>. It can store all unicode 432A perl text string, with an emphasis on I<text>. It can store all unicode
307 440
308=back 441=back
309 442
310=head2 Extension Objects 443=head2 Extension Objects
311 444
312Very perl extension is a perl class. A separate perl object is created 445Every perl extension is a perl class. A separate perl object is created
313for each terminal and each extension and passed as the first parameter to 446for each terminal, and each terminal has its own set of extension objects,
314hooks. So extensions can use their C<$self> object without having to think 447which are passed as the first parameter to hooks. So extensions can use
315about other extensions, with the exception of methods and members that 448their C<$self> object without having to think about clashes with other
449extensions or other terminals, with the exception of methods and members
316begin with an underscore character C<_>: these are reserved for internal 450that begin with an underscore character C<_>: these are reserved for
317use. 451internal use.
318 452
319Although it isn't a C<urxvt::term> object, you can call all methods of the 453Although it isn't a C<urxvt::term> object, you can call all methods of the
320C<urxvt::term> class on this object. 454C<urxvt::term> class on this object.
321 455
322It has the following methods and data members: 456It has the following methods and data members:
343=head2 Hooks 477=head2 Hooks
344 478
345The following subroutines can be declared in extension files, and will be 479The following subroutines can be declared in extension files, and will be
346called whenever the relevant event happens. 480called whenever the relevant event happens.
347 481
348The first argument passed to them is an extension oject as described in 482The first argument passed to them is an extension object as described in
349the in the C<Extension Objects> section. 483the in the C<Extension Objects> section.
350 484
351B<All> of these hooks must return a boolean value. If any of the called 485B<All> of these hooks must return a boolean value. If any of the called
352hooks returns true, then the event counts as being I<consumed>, and the 486hooks returns true, then the event counts as being I<consumed>, and the
353relevant action might not be carried out by the C++ code. 487relevant action might not be carried out by the C++ code.
366place. 500place.
367 501
368=item on_start $term 502=item on_start $term
369 503
370Called at the very end of initialisation of a new terminal, just before 504Called at the very end of initialisation of a new terminal, just before
371trying to map (display) the toplevel and returning to the mainloop. 505trying to map (display) the toplevel and returning to the main loop.
372 506
373=item on_destroy $term 507=item on_destroy $term
374 508
375Called whenever something tries to destroy terminal, when the terminal is 509Called whenever something tries to destroy terminal, when the terminal is
376still fully functional (not for long, though). 510still fully functional (not for long, though).
403 537
404Called whenever a selection has been copied, but before the selection is 538Called whenever a selection has been copied, but before the selection is
405requested from the server. The selection text can be queried and changed 539requested from the server. The selection text can be queried and changed
406by calling C<< $term->selection >>. 540by calling C<< $term->selection >>.
407 541
408Returning a true value aborts selection grabbing. It will still be hilighted. 542Returning a true value aborts selection grabbing. It will still be highlighted.
409 543
410=item on_sel_extend $term 544=item on_sel_extend $term
411 545
412Called whenever the user tries to extend the selection (e.g. with a double 546Called whenever the user tries to extend the selection (e.g. with a double
413click) and is either supposed to return false (normal operation), or 547click) and is either supposed to return false (normal operation), or
414should extend the selection itelf and return true to suppress the built-in 548should extend the selection itself and return true to suppress the built-in
415processing. This can happen multiple times, as long as the callback 549processing. This can happen multiple times, as long as the callback
416returns true, it will be called on every further click by the user and is 550returns true, it will be called on every further click by the user and is
417supposed to enlarge the selection more and more, if possible. 551supposed to enlarge the selection more and more, if possible.
418 552
419See the F<selection> example extension. 553See the F<selection> example extension.
420 554
421=item on_view_change $term, $offset 555=item on_view_change $term, $offset
422 556
423Called whenever the view offset changes, i..e the user or program 557Called whenever the view offset changes, i.e. the user or program
424scrolls. Offset C<0> means display the normal terminal, positive values 558scrolls. Offset C<0> means display the normal terminal, positive values
425show this many lines of scrollback. 559show this many lines of scrollback.
426 560
427=item on_scroll_back $term, $lines, $saved 561=item on_scroll_back $term, $lines, $saved
428 562
432 566
433It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 567It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
434$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total 568$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
435number of lines that will be in the scrollback buffer. 569number of lines that will be in the scrollback buffer.
436 570
437=item on_osc_seq $term, $string 571=item on_osc_seq $term, $op, $args, $resp
572
573Called on every OSC sequence and can be used to suppress it or modify its
574behaviour. The default should be to return an empty list. A true value
575suppresses execution of the request completely. Make sure you don't get
576confused by recursive invocations when you output an OSC sequence within
577this callback.
578
579C<on_osc_seq_perl> should be used for new behaviour.
580
581=item on_osc_seq_perl $term, $args, $resp
438 582
439Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 583Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
440operating system command) is processed. Cursor position and other state 584operating system command) is processed. Cursor position and other state
441information is up-to-date when this happens. For interoperability, the 585information is up-to-date when this happens. For interoperability, the
442string should start with the extension name and a colon, to distinguish 586string should start with the extension name (sans -osc) and a semicolon,
443it from commands for other extensions, and this might be enforced in the 587to distinguish it from commands for other extensions, and this might be
444future. 588enforced in the future.
589
590For example, C<overlay-osc> uses this:
591
592 sub on_osc_seq_perl {
593 my ($self, $osc, $resp) = @_;
594
595 return unless $osc =~ s/^overlay;//;
596
597 ... process remaining $osc string
598 }
445 599
446Be careful not ever to trust (in a security sense) the data you receive, 600Be careful not ever to trust (in a security sense) the data you receive,
447as its source can not easily be controleld (e-mail content, messages from 601as its source can not easily be controlled (e-mail content, messages from
448other users on the same system etc.). 602other users on the same system etc.).
603
604For responses, C<$resp> contains the end-of-args separator used by the
605sender.
449 606
450=item on_add_lines $term, $string 607=item on_add_lines $term, $string
451 608
452Called whenever text is about to be output, with the text as argument. You 609Called whenever text is about to be output, with the text as argument. You
453can filter/change and output the text yourself by returning a true value 610can filter/change and output the text yourself by returning a true value
458=item on_tt_write $term, $octets 615=item on_tt_write $term, $octets
459 616
460Called whenever some data is written to the tty/pty and can be used to 617Called whenever some data is written to the tty/pty and can be used to
461suppress or filter tty input. 618suppress or filter tty input.
462 619
620=item on_tt_paste $term, $octets
621
622Called whenever text is about to be pasted, with the text as argument. You
623can filter/change and paste the text yourself by returning a true value
624and calling C<< $term->tt_paste >> yourself. C<$octets> is
625locale-encoded.
626
463=item on_line_update $term, $row 627=item on_line_update $term, $row
464 628
465Called whenever a line was updated or changed. Can be used to filter 629Called whenever a line was updated or changed. Can be used to filter
466screen output (e.g. underline urls or other useless stuff). Only lines 630screen output (e.g. underline urls or other useless stuff). Only lines
467that are being shown will be filtered, and, due to performance reasons, 631that are being shown will be filtered, and, due to performance reasons,
474later with the already-modified line (e.g. if unrelated parts change), so 638later with the already-modified line (e.g. if unrelated parts change), so
475you cannot just toggle rendition bits, but only set them. 639you cannot just toggle rendition bits, but only set them.
476 640
477=item on_refresh_begin $term 641=item on_refresh_begin $term
478 642
479Called just before the screen gets redrawn. Can be used for overlay 643Called just before the screen gets redrawn. Can be used for overlay or
480or similar effects by modify terminal contents in refresh_begin, and 644similar effects by modifying the terminal contents in refresh_begin, and
481restoring them in refresh_end. The built-in overlay and selection display 645restoring them in refresh_end. The built-in overlay and selection display
482code is run after this hook, and takes precedence. 646code is run after this hook, and takes precedence.
483 647
484=item on_refresh_end $term 648=item on_refresh_end $term
485 649
486Called just after the screen gets redrawn. See C<on_refresh_begin>. 650Called just after the screen gets redrawn. See C<on_refresh_begin>.
487 651
488=item on_keyboard_command $term, $string 652=item on_user_command $term, $string
489 653
490Called whenever the user presses a key combination that has a 654Called whenever a user-configured event is being activated (e.g. via
491C<perl:string> action bound to it (see description of the B<keysym> 655a C<perl:string> action bound to a key, see description of the B<keysym>
492resource in the @@RXVT_NAME@@(1) manpage). 656resource in the @@RXVT_NAME@@(1) manpage).
657
658The event is simply the action string. This interface is assumed to change
659slightly in the future.
660
661=item on_resize_all_windows $term, $new_width, $new_height
662
663Called just after the new window size has been calculated, but before
664windows are actually being resized or hints are being set. If this hook
665returns TRUE, setting of the window hints is being skipped.
493 666
494=item on_x_event $term, $event 667=item on_x_event $term, $event
495 668
496Called on every X event received on the vt window (and possibly other 669Called on every X event received on the vt window (and possibly other
497windows). Should only be used as a last resort. Most event structure 670windows). Should only be used as a last resort. Most event structure
498members are not passed. 671members are not passed.
499 672
673=item on_root_event $term, $event
674
675Like C<on_x_event>, but is called for events on the root window.
676
500=item on_focus_in $term 677=item on_focus_in $term
501 678
502Called whenever the window gets the keyboard focus, before rxvt-unicode 679Called whenever the window gets the keyboard focus, before rxvt-unicode
503does focus in processing. 680does focus in processing.
504 681
505=item on_focus_out $term 682=item on_focus_out $term
506 683
507Called wheneever the window loses keyboard focus, before rxvt-unicode does 684Called whenever the window loses keyboard focus, before rxvt-unicode does
508focus out processing. 685focus out processing.
509 686
510=item on_configure_notify $term, $event 687=item on_configure_notify $term, $event
511 688
512=item on_property_notify $term, $event 689=item on_property_notify $term, $event
523 700
524=item on_map_notify $term, $event 701=item on_map_notify $term, $event
525 702
526=item on_unmap_notify $term, $event 703=item on_unmap_notify $term, $event
527 704
528Called whenever the corresponding X event is received for the terminal If 705Called whenever the corresponding X event is received for the terminal. If
529the hook returns true, then the even will be ignored by rxvt-unicode. 706the hook returns true, then the event will be ignored by rxvt-unicode.
530 707
531The event is a hash with most values as named by Xlib (see the XEvent 708The event is a hash with most values as named by Xlib (see the XEvent
532manpage), with the additional members C<row> and C<col>, which are the 709manpage), with the additional members C<row> and C<col>, which are the
533(real, not screen-based) row and column under the mouse cursor. 710(real, not screen-based) row and column under the mouse cursor.
534 711
543 720
544=item on_wm_delete_window $term, $event 721=item on_wm_delete_window $term, $event
545 722
546Called when various types of ClientMessage events are received (all with 723Called when various types of ClientMessage events are received (all with
547format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW). 724format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
725
726=item on_bell $term
727
728Called on receipt of a bell character.
548 729
549=back 730=back
550 731
551=cut 732=cut
552 733
595The current terminal. This variable stores the current C<urxvt::term> 776The current terminal. This variable stores the current C<urxvt::term>
596object, whenever a callback/hook is executing. 777object, whenever a callback/hook is executing.
597 778
598=item @urxvt::TERM_INIT 779=item @urxvt::TERM_INIT
599 780
600All coderefs in this array will be called as methods of the next newly 781All code references in this array will be called as methods of the next newly
601created C<urxvt::term> object (during the C<on_init> phase). The array 782created C<urxvt::term> object (during the C<on_init> phase). The array
602gets cleared before the codereferences that were in it are being executed, 783gets cleared before the code references that were in it are being executed,
603so coderefs can push themselves onto it again if they so desire. 784so references can push themselves onto it again if they so desire.
604 785
605This complements to the perl-eval commandline option, but gets executed 786This complements to the perl-eval command line option, but gets executed
606first. 787first.
607 788
608=item @urxvt::TERM_EXT 789=item @urxvt::TERM_EXT
609 790
610Works similar to C<@TERM_INIT>, but contains perl package/class names, which 791Works similar to C<@TERM_INIT>, but contains perl package/class names, which
617 798
618=over 4 799=over 4
619 800
620=item urxvt::fatal $errormessage 801=item urxvt::fatal $errormessage
621 802
622Fatally aborts execution with the given error message. Avoid at all 803Fatally aborts execution with the given error message (which should
623costs! The only time this is acceptable is when the terminal process 804include a trailing newline). Avoid at all costs! The only time this
624starts up. 805is acceptable (and useful) is in the init hook, where it prevents the
806terminal from starting up.
625 807
626=item urxvt::warn $string 808=item urxvt::warn $string
627 809
628Calls C<rxvt_warn> with the given string which should not include a 810Calls C<rxvt_warn> with the given string which should include a trailing
629newline. The module also overwrites the C<warn> builtin with a function 811newline. The module also overwrites the C<warn> builtin with a function
630that calls this function. 812that calls this function.
631 813
632Using this function has the advantage that its output ends up in the 814Using this function has the advantage that its output ends up in the
633correct place, e.g. on stderr of the connecting urxvtc client. 815correct place, e.g. on stderr of the connecting urxvtc client.
634 816
635Messages have a size limit of 1023 bytes currently. 817Messages have a size limit of 1023 bytes currently.
818
819=item @terms = urxvt::termlist
820
821Returns all urxvt::term objects that exist in this process, regardless of
822whether they are started, being destroyed etc., so be careful. Only term
823objects that have perl extensions attached will be returned (because there
824is no urxvt::term object associated with others).
636 825
637=item $time = urxvt::NOW 826=item $time = urxvt::NOW
638 827
639Returns the "current time" (as per the event loop). 828Returns the "current time" (as per the event loop).
640 829
683 872
684=item $rend = urxvt::OVERLAY_RSTYLE 873=item $rend = urxvt::OVERLAY_RSTYLE
685 874
686Return the rendition mask used for overlays by default. 875Return the rendition mask used for overlays by default.
687 876
688=item $rendbit = urxvt::RS_Bold, RS_Italic, RS_Blink, RS_RVid, RS_Uline 877=item $rendbit = urxvt::RS_Bold, urxvt::RS_Italic, urxvt::RS_Blink,
878urxvt::RS_RVid, urxvt::RS_Uline
689 879
690Return the bit that enabled bold, italic, blink, reverse-video and 880Return the bit that enabled bold, italic, blink, reverse-video and
691underline, respectively. To enable such a style, just logically OR it into 881underline, respectively. To enable such a style, just logically OR it into
692the bitset. 882the bitset.
693 883
698Return the foreground/background colour index, respectively. 888Return the foreground/background colour index, respectively.
699 889
700=item $rend = urxvt::SET_FGCOLOR $rend, $new_colour 890=item $rend = urxvt::SET_FGCOLOR $rend, $new_colour
701 891
702=item $rend = urxvt::SET_BGCOLOR $rend, $new_colour 892=item $rend = urxvt::SET_BGCOLOR $rend, $new_colour
893
894=item $rend = urxvt::SET_COLOR $rend, $new_fg, $new_bg
703 895
704Replace the foreground/background colour in the rendition mask with the 896Replace the foreground/background colour in the rendition mask with the
705specified one. 897specified one.
706 898
707=item $value = urxvt::GET_CUSTOM $rend 899=item $value = urxvt::GET_CUSTOM $rend
774 local $TERM = shift; 966 local $TERM = shift;
775 my $htype = shift; 967 my $htype = shift;
776 968
777 if ($htype == 0) { # INIT 969 if ($htype == 0) { # INIT
778 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 970 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
779 971
780 my %ext_arg; 972 my %ext_arg;
781 973
782 { 974 {
783 my @init = @TERM_INIT; 975 my @init = @TERM_INIT;
784 @TERM_INIT = (); 976 @TERM_INIT = ();
798 } else { 990 } else {
799 $ext_arg{$_} ||= []; 991 $ext_arg{$_} ||= [];
800 } 992 }
801 } 993 }
802 994
803 while (my ($ext, $argv) = each %ext_arg) { 995 for my $ext (sort keys %ext_arg) {
804 my @files = grep -f $_, map "$_/$ext", @dirs; 996 my @files = grep -f $_, map "$_/$ext", @dirs;
805 997
806 if (@files) { 998 if (@files) {
807 $TERM->register_package (extension_package $files[0], $argv); 999 $TERM->register_package (extension_package $files[0], $ext_arg{$ext});
808 } else { 1000 } else {
809 warn "perl extension '$ext' not found in perl library search path\n"; 1001 warn "perl extension '$ext' not found in perl library search path\n";
810 } 1002 }
811 } 1003 }
812 1004
818 1010
819 if (my $cb = $TERM->{_hook}[$htype]) { 1011 if (my $cb = $TERM->{_hook}[$htype]) {
820 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" 1012 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")"
821 if $verbosity >= 10; 1013 if $verbosity >= 10;
822 1014
823 keys %$cb; 1015 for my $pkg (keys %$cb) {
824
825 while (my ($pkg, $cb) = each %$cb) {
826 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) }; 1016 my $retval_ = eval { $cb->{$pkg}->($TERM->{_pkg}{$pkg}, @_) };
827 $retval ||= $retval_; 1017 $retval ||= $retval_;
828 1018
829 if ($@) { 1019 if ($@) {
830 $TERM->ungrab; # better to lose the grab than the session 1020 $TERM->ungrab; # better to lose the grab than the session
831 warn $@; 1021 warn $@;
843 # clear package 1033 # clear package
844 %$TERM = (); 1034 %$TERM = ();
845 } 1035 }
846 1036
847 $retval 1037 $retval
1038}
1039
1040sub SET_COLOR($$$) {
1041 SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2])
1042}
1043
1044sub rend2mask {
1045 no strict 'refs';
1046 my ($str, $mask) = (@_, 0);
1047 my %color = ( fg => undef, bg => undef );
1048 my @failed;
1049 for my $spec ( split /\s+/, $str ) {
1050 if ( $spec =~ /^([fb]g)[_:-]?(\d+)/i ) {
1051 $color{lc($1)} = $2;
1052 } else {
1053 my $neg = $spec =~ s/^[-^]//;
1054 unless ( exists &{"RS_$spec"} ) {
1055 push @failed, $spec;
1056 next;
1057 }
1058 my $cur = &{"RS_$spec"};
1059 if ( $neg ) {
1060 $mask &= ~$cur;
1061 } else {
1062 $mask |= $cur;
1063 }
1064 }
1065 }
1066 ($mask, @color{qw(fg bg)}, \@failed)
848} 1067}
849 1068
850# urxvt::term::extension 1069# urxvt::term::extension
851 1070
852package urxvt::term::extension; 1071package urxvt::term::extension;
923is that you cannot use blocking APIs, but the non-blocking variant should 1142is that you cannot use blocking APIs, but the non-blocking variant should
924work. 1143work.
925 1144
926=cut 1145=cut
927 1146
928our $VERSION = 1; 1147our $VERSION = '5.23';
929 1148
930$INC{"urxvt/anyevent.pm"} = 1; # mark us as there 1149$INC{"urxvt/anyevent.pm"} = 1; # mark us as there
931push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::]; 1150push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::];
932 1151
933sub timer { 1152sub timer {
935 1154
936 my $cb = $arg{cb}; 1155 my $cb = $arg{cb};
937 1156
938 urxvt::timer 1157 urxvt::timer
939 ->new 1158 ->new
940 ->start (urxvt::NOW + $arg{after}) 1159 ->after ($arg{after}, $arg{interval})
941 ->cb (sub { 1160 ->cb ($arg{interval} ? $cb : sub {
942 $_[0]->stop; # need to cancel manually 1161 $_[0]->stop; # need to cancel manually
943 $cb->(); 1162 $cb->();
944 }) 1163 })
945} 1164}
946 1165
947sub io { 1166sub io {
948 my ($class, %arg) = @_; 1167 my ($class, %arg) = @_;
949 1168
950 my $cb = $arg{cb}; 1169 my $cb = $arg{cb};
1170 my $fd = fileno $arg{fh};
1171 defined $fd or $fd = $arg{fh};
951 1172
952 bless [$arg{fh}, urxvt::iow 1173 bless [$arg{fh}, urxvt::iow
953 ->new 1174 ->new
954 ->fd (fileno $arg{fh}) 1175 ->fd ($fd)
955 ->events (($arg{poll} =~ /r/ ? 1 : 0) 1176 ->events (($arg{poll} =~ /r/ ? 1 : 0)
956 | ($arg{poll} =~ /w/ ? 2 : 0)) 1177 | ($arg{poll} =~ /w/ ? 2 : 0))
957 ->start 1178 ->start
958 ->cb (sub { 1179 ->cb ($cb)
959 $cb->(($_[1] & 1 ? 'r' : '')
960 . ($_[1] & 2 ? 'w' : ''));
961 })],
962 urxvt::anyevent:: 1180 ], urxvt::anyevent::
1181}
1182
1183sub idle {
1184 my ($class, %arg) = @_;
1185
1186 my $cb = $arg{cb};
1187
1188 urxvt::iw
1189 ->new
1190 ->start
1191 ->cb ($cb)
1192}
1193
1194sub child {
1195 my ($class, %arg) = @_;
1196
1197 my $cb = $arg{cb};
1198
1199 urxvt::pw
1200 ->new
1201 ->start ($arg{pid})
1202 ->cb (sub {
1203 $_[0]->stop; # need to cancel manually
1204 $cb->($_[0]->rpid, $_[0]->rstatus);
1205 })
963} 1206}
964 1207
965sub DESTROY { 1208sub DESTROY {
966 $_[0][1]->stop; 1209 $_[0][1]->stop;
967} 1210}
968 1211
969sub condvar { 1212sub one_event {
970 bless \my $flag, urxvt::anyevent::condvar::
971}
972
973sub urxvt::anyevent::condvar::broadcast {
974 ${$_[0]}++;
975}
976
977sub urxvt::anyevent::condvar::wait {
978 unless (${$_[0]}) {
979 Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API"; 1213 Carp::croak "AnyEvent->one_event blocking wait unsupported in urxvt, use a non-blocking API";
980 }
981} 1214}
982 1215
983package urxvt::term; 1216package urxvt::term;
984 1217
985=head2 The C<urxvt::term> Class 1218=head2 The C<urxvt::term> Class
1021hash which defines the environment of the new terminal. 1254hash which defines the environment of the new terminal.
1022 1255
1023Croaks (and probably outputs an error message) if the new instance 1256Croaks (and probably outputs an error message) if the new instance
1024couldn't be created. Returns C<undef> if the new instance didn't 1257couldn't be created. Returns C<undef> if the new instance didn't
1025initialise perl, and the terminal object otherwise. The C<init> and 1258initialise perl, and the terminal object otherwise. The C<init> and
1026C<start> hooks will be called during this call. 1259C<start> hooks will be called before this call returns, and are free to
1260refer to global data (which is race free).
1027 1261
1028=cut 1262=cut
1029 1263
1030sub new { 1264sub new {
1031 my ($class, $env, @args) = @_; 1265 my ($class, $env, @args) = @_;
1032 1266
1267 $env or Carp::croak "environment hash missing in call to urxvt::term->new";
1268 @args or Carp::croak "name argument missing in call to urxvt::term->new";
1269
1033 _new ([ map "$_=$env->{$_}", keys %$env ], @args); 1270 _new ([ map "$_=$env->{$_}", keys %$env ], \@args);
1034} 1271}
1035 1272
1036=item $term->destroy 1273=item $term->destroy
1037 1274
1038Destroy the terminal object (close the window, free resources 1275Destroy the terminal object (close the window, free resources
1068 1305
1069Returns true if the option specified by C<$optval> is enabled, and 1306Returns true if the option specified by C<$optval> is enabled, and
1070optionally change it. All option values are stored by name in the hash 1307optionally change it. All option values are stored by name in the hash
1071C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1308C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
1072 1309
1073Here is a a likely non-exhaustive list of option names, please see the 1310Here is a likely non-exhaustive list of option names, please see the
1074source file F</src/optinc.h> to see the actual list: 1311source file F</src/optinc.h> to see the actual list:
1075 1312
1076 borderLess console cursorBlink cursorUnderline hold iconic insecure 1313 borderLess buffered console cursorBlink cursorUnderline hold iconic
1077 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1314 insecure intensityStyles iso14755 iso14755_52 jumpScroll loginShell
1078 override-redirect pastableTabs pointerBlank reverseVideo scrollBar 1315 mapAlert meta8 mouseWheelScrollPage override_redirect pastableTabs
1079 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput 1316 pointerBlank reverseVideo scrollBar scrollBar_floating scrollBar_right
1080 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs 1317 scrollTtyKeypress scrollTtyOutput scrollWithBuffer secondaryScreen
1081 transparent tripleclickwords utmpInhibit visualBell 1318 secondaryScroll skipBuiltinGlyphs skipScroll transparent tripleclickwords
1319 urgentOnBell utmpInhibit visualBell
1082 1320
1083=item $value = $term->resource ($name[, $newval]) 1321=item $value = $term->resource ($name[, $newval])
1084 1322
1085Returns the current resource value associated with a given name and 1323Returns the current resource value associated with a given name and
1086optionally sets a new value. Setting values is most useful in the C<init> 1324optionally sets a new value. Setting values is most useful in the C<init>
1095likely change). 1333likely change).
1096 1334
1097Please note that resource strings will currently only be freed when the 1335Please note that resource strings will currently only be freed when the
1098terminal is destroyed, so changing options frequently will eat memory. 1336terminal is destroyed, so changing options frequently will eat memory.
1099 1337
1100Here is a a likely non-exhaustive list of resource names, not all of which 1338Here is a likely non-exhaustive list of resource names, not all of which
1101are supported in every build, please see the source file F</src/rsinc.h> 1339are supported in every build, please see the source file F</src/rsinc.h>
1102to see the actual list: 1340to see the actual list:
1103 1341
1104 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1342 answerbackstring backgroundPixmap backspace_key blendtype blurradius
1105 borderLess color cursorBlink cursorUnderline cutchars delete_key 1343 boldFont boldItalicFont borderLess buffered chdir color cursorBlink
1106 display_name embed ext_bwidth fade font geometry hold iconName 1344 cursorUnderline cutchars delete_key depth display_name embed ext_bwidth
1107 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1345 fade font geometry hold iconName iconfile imFont imLocale inputMethod
1346 insecure int_bwidth intensityStyles iso14755 iso14755_52 italicFont
1108 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier 1347 jumpScroll letterSpace lineSpace loginShell mapAlert meta8 modifier
1109 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval 1348 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
1110 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay 1349 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
1111 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar 1350 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
1112 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness 1351 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
1113 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle 1352 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
1114 secondaryScreen secondaryScroll selectstyle shade term_name title 1353 secondaryScreen secondaryScroll shade skipBuiltinGlyphs skipScroll
1115 transient_for transparent transparent_all tripleclickwords utmpInhibit 1354 term_name title transient_for transparent tripleclickwords urgentOnBell
1116 visualBell 1355 utmpInhibit visualBell
1117 1356
1118=cut 1357=cut
1119 1358
1120sub resource($$;$) { 1359sub resource($$;$) {
1121 my ($self, $name) = (shift, shift); 1360 my ($self, $name) = (shift, shift);
1122 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 1361 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
1123 &urxvt::term::_resource 1362 goto &urxvt::term::_resource
1124} 1363}
1125 1364
1126=item $value = $term->x_resource ($pattern) 1365=item $value = $term->x_resource ($pattern)
1127 1366
1128Returns the X-Resource for the given pattern, excluding the program or 1367Returns the X-Resource for the given pattern, excluding the program or
1153 1392
1154=item ($row, $col) = $term->selection_beg ([$row, $col]) 1393=item ($row, $col) = $term->selection_beg ([$row, $col])
1155 1394
1156=item ($row, $col) = $term->selection_end ([$row, $col]) 1395=item ($row, $col) = $term->selection_end ([$row, $col])
1157 1396
1158Return the current values of the selection mark, begin or end positions, 1397Return the current values of the selection mark, begin or end positions.
1159and optionally set them to new values. 1398
1399When arguments are given, then the selection coordinates are set to
1400C<$row> and C<$col>, and the selection screen is set to the current
1401screen.
1402
1403=item $screen = $term->selection_screen ([$screen])
1404
1405Returns the current selection screen, and then optionally sets it.
1160 1406
1161=item $term->selection_make ($eventtime[, $rectangular]) 1407=item $term->selection_make ($eventtime[, $rectangular])
1162 1408
1163Tries to make a selection as set by C<selection_beg> and 1409Tries to make a selection as set by C<selection_beg> and
1164C<selection_end>. If C<$rectangular> is true (default: false), a 1410C<selection_end>. If C<$rectangular> is true (default: false), a
1165rectangular selection will be made. This is the prefered function to make 1411rectangular selection will be made. This is the preferred function to make
1166a selection. 1412a selection.
1167 1413
1168=item $success = $term->selection_grab ($eventtime) 1414=item $success = $term->selection_grab ($eventtime[, $clipboard])
1169 1415
1170Try to request the primary selection text from the server (for example, as 1416Try to acquire ownership of the primary (clipboard if C<$clipboard> is
1417true) selection from the server. The corresponding text can be set
1171set by the next method). No visual feedback will be given. This function 1418with the next method. No visual feedback will be given. This function
1172is mostly useful from within C<on_sel_grab> hooks. 1419is mostly useful from within C<on_sel_grab> hooks.
1173 1420
1174=item $oldtext = $term->selection ([$newtext]) 1421=item $oldtext = $term->selection ([$newtext, $clipboard])
1175 1422
1176Return the current selection text and optionally replace it by C<$newtext>. 1423Return the current selection (clipboard if C<$clipboard> is true) text
1424and optionally replace it by C<$newtext>.
1425
1426=item $term->selection_clear ([$clipboard])
1427
1428Revoke ownership of the primary (clipboard if C<$clipboard> is true) selection.
1177 1429
1178=item $term->overlay_simple ($x, $y, $text) 1430=item $term->overlay_simple ($x, $y, $text)
1179 1431
1180Create a simple multi-line overlay box. See the next method for details. 1432Create a simple multi-line overlay box. See the next method for details.
1181 1433
1211 1463
1212The methods currently supported on C<urxvt::overlay> objects are: 1464The methods currently supported on C<urxvt::overlay> objects are:
1213 1465
1214=over 4 1466=over 4
1215 1467
1216=item $overlay->set ($x, $y, $text, $rend) 1468=item $overlay->set ($x, $y, $text[, $rend])
1217 1469
1218Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts 1470Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts
1219text in rxvt-unicode's special encoding and an array of rendition values 1471text in rxvt-unicode's special encoding and an array of rendition values
1220at a specific position inside the overlay. 1472at a specific position inside the overlay.
1473
1474If C<$rend> is missing, then the rendition will not be changed.
1221 1475
1222=item $overlay->hide 1476=item $overlay->hide
1223 1477
1224If visible, hide the overlay, but do not destroy it. 1478If visible, hide the overlay, but do not destroy it.
1225 1479
1307locale-specific encoding of the terminal and can contain command sequences 1561locale-specific encoding of the terminal and can contain command sequences
1308(escape codes) that will be interpreted. 1562(escape codes) that will be interpreted.
1309 1563
1310=item $term->tt_write ($octets) 1564=item $term->tt_write ($octets)
1311 1565
1312Write the octets given in C<$data> to the tty (i.e. as program input). To 1566Write the octets given in C<$octets> to the tty (i.e. as program input). To
1313pass characters instead of octets, you should convert your strings first 1567pass characters instead of octets, you should convert your strings first
1314to the locale-specific encoding using C<< $term->locale_encode >>. 1568to the locale-specific encoding using C<< $term->locale_encode >>.
1569
1570=item $term->tt_paste ($octets)
1571
1572Write the octets given in C<$octets> to the tty as a paste, converting NL to
1573CR and bracketing the data with control sequences if bracketed paste mode
1574is set.
1315 1575
1316=item $old_events = $term->pty_ev_events ([$new_events]) 1576=item $old_events = $term->pty_ev_events ([$new_events])
1317 1577
1318Replaces the event mask of the pty watcher by the given event mask. Can 1578Replaces the event mask of the pty watcher by the given event mask. Can
1319be used to suppress input and output handling to the pty/tty. See the 1579be used to suppress input and output handling to the pty/tty. See the
1338Adds the specified events to the vt event mask. Useful e.g. when you want 1598Adds the specified events to the vt event mask. Useful e.g. when you want
1339to receive pointer events all the times: 1599to receive pointer events all the times:
1340 1600
1341 $term->vt_emask_add (urxvt::PointerMotionMask); 1601 $term->vt_emask_add (urxvt::PointerMotionMask);
1342 1602
1603=item $term->focus_in
1604
1605=item $term->focus_out
1606
1607=item $term->key_press ($state, $keycode[, $time])
1608
1609=item $term->key_release ($state, $keycode[, $time])
1610
1611Deliver various fake events to to terminal.
1612
1343=item $window_width = $term->width 1613=item $window_width = $term->width
1344 1614
1345=item $window_height = $term->height 1615=item $window_height = $term->height
1346 1616
1347=item $font_width = $term->fwidth 1617=item $font_width = $term->fwidth
1377=item $env = $term->env 1647=item $env = $term->env
1378 1648
1379Returns a copy of the environment in effect for the terminal as a hashref 1649Returns a copy of the environment in effect for the terminal as a hashref
1380similar to C<\%ENV>. 1650similar to C<\%ENV>.
1381 1651
1652=item @envv = $term->envv
1653
1654Returns the environment as array of strings of the form C<VAR=VALUE>.
1655
1656=item @argv = $term->argv
1657
1658Return the argument vector as this terminal, similar to @ARGV, but
1659includes the program name as first element.
1660
1382=cut 1661=cut
1383 1662
1384sub env { 1663sub env {
1385 if (my $env = $_[0]->_env) {
1386 +{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), @$env } 1664 +{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), $_[0]->envv }
1387 } else {
1388 +{ %ENV }
1389 }
1390} 1665}
1391 1666
1392=item $modifiermask = $term->ModLevel3Mask 1667=item $modifiermask = $term->ModLevel3Mask
1393 1668
1394=item $modifiermask = $term->ModMetaMask 1669=item $modifiermask = $term->ModMetaMask
1402 1677
1403Returns the currently displayed screen (0 primary, 1 secondary). 1678Returns the currently displayed screen (0 primary, 1 secondary).
1404 1679
1405=item $cursor_is_hidden = $term->hidden_cursor 1680=item $cursor_is_hidden = $term->hidden_cursor
1406 1681
1407Returns wether the cursor is currently hidden or not. 1682Returns whether the cursor is currently hidden or not.
1408 1683
1409=item $view_start = $term->view_start ([$newvalue]) 1684=item $view_start = $term->view_start ([$newvalue])
1410 1685
1411Returns the row number of the topmost displayed line. Maximum value is 1686Returns the row number of the topmost displayed line. Maximum value is
1412C<0>, which displays the normal terminal contents. Lower values scroll 1687C<0>, which displays the normal terminal contents. Lower values scroll
1420 1695
1421Used after changing terminal contents to display them. 1696Used after changing terminal contents to display them.
1422 1697
1423=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) 1698=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]])
1424 1699
1425Returns the text of the entire row with number C<$row_number>. Row C<0> 1700Returns the text of the entire row with number C<$row_number>. Row C<< $term->top_row >>
1426is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost 1701is the topmost terminal line, row C<< $term->nrow-1 >> is the bottommost
1427terminal line. The scrollback buffer starts at line C<-1> and extends to
1428line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line 1702terminal line. Nothing will be returned if a nonexistent line
1429is requested. 1703is requested.
1430 1704
1431If C<$new_text> is specified, it will replace characters in the current 1705If C<$new_text> is specified, it will replace characters in the current
1432line, starting at column C<$start_col> (default C<0>), which is useful 1706line, starting at column C<$start_col> (default C<0>), which is useful
1433to replace only parts of a line. The font index in the rendition will 1707to replace only parts of a line. The font index in the rendition will
1434automatically be updated. 1708automatically be updated.
1435 1709
1436C<$text> is in a special encoding: tabs and wide characters that use more 1710C<$text> is in a special encoding: tabs and wide characters that use more
1437than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535) 1711than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1438characters. Characters with combining characters and other characters that 1712characters. Characters with combining characters and other characters that
1439do not fit into the normal tetx encoding will be replaced with characters 1713do not fit into the normal text encoding will be replaced with characters
1440in the private use area. 1714in the private use area.
1441 1715
1442You have to obey this encoding when changing text. The advantage is 1716You have to obey this encoding when changing text. The advantage is
1443that C<substr> and similar functions work on screen cells and not on 1717that C<substr> and similar functions work on screen cells and not on
1444characters. 1718characters.
1589where one character corresponds to one screen cell. See 1863where one character corresponds to one screen cell. See
1590C<< $term->ROW_t >> for details. 1864C<< $term->ROW_t >> for details.
1591 1865
1592=item $string = $term->special_decode $text 1866=item $string = $term->special_decode $text
1593 1867
1594Converts rxvt-unicodes text reprsentation into a perl string. See 1868Converts rxvt-unicodes text representation into a perl string. See
1595C<< $term->ROW_t >> for details. 1869C<< $term->ROW_t >> for details.
1596 1870
1597=item $success = $term->grab_button ($button, $modifiermask) 1871=item $success = $term->grab_button ($button, $modifiermask[, $window = $term->vt])
1598 1872
1873=item $term->ungrab_button ($button, $modifiermask[, $window = $term->vt])
1874
1599Registers a synchronous button grab. See the XGrabButton manpage. 1875Register/unregister a synchronous button grab. See the XGrabButton
1876manpage.
1600 1877
1601=item $success = $term->grab ($eventtime[, $sync]) 1878=item $success = $term->grab ($eventtime[, $sync])
1602 1879
1603Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or 1880Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1604synchronous (C<$sync> is true). Also remembers the grab timestampe. 1881synchronous (C<$sync> is true). Also remembers the grab timestamp.
1605 1882
1606=item $term->allow_events_async 1883=item $term->allow_events_async
1607 1884
1608Calls XAllowEvents with AsyncBoth for the most recent grab. 1885Calls XAllowEvents with AsyncBoth for the most recent grab.
1609 1886
1616Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most 1893Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1617recent grab. 1894recent grab.
1618 1895
1619=item $term->ungrab 1896=item $term->ungrab
1620 1897
1621Calls XUngrab for the most recent grab. Is called automatically on 1898Calls XUngrabPointer and XUngrabKeyboard for the most recent grab. Is called automatically on
1622evaluation errors, as it is better to lose the grab in the error case as 1899evaluation errors, as it is better to lose the grab in the error case as
1623the session. 1900the session.
1624 1901
1625=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists]) 1902=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1626 1903
1628 1905
1629=item @atoms = $term->XListProperties ($window) 1906=item @atoms = $term->XListProperties ($window)
1630 1907
1631=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property) 1908=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1632 1909
1633=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets) 1910=item $term->XChangeProperty ($window, $property, $type, $format, $octets)
1634 1911
1635=item $term->XDeleteProperty ($window, $property) 1912=item $term->XDeleteProperty ($window, $property)
1636 1913
1637=item $window = $term->DefaultRootWindow 1914=item $window = $term->DefaultRootWindow
1638 1915
1648 1925
1649=item $term->XChangeInput ($window, $add_events[, $del_events]) 1926=item $term->XChangeInput ($window, $add_events[, $del_events])
1650 1927
1651Various X or X-related functions. The C<$term> object only serves as 1928Various X or X-related functions. The C<$term> object only serves as
1652the source of the display, otherwise those functions map more-or-less 1929the source of the display, otherwise those functions map more-or-less
1653directory onto the X functions of the same name. 1930directly onto the X functions of the same name.
1654 1931
1655=back 1932=back
1656 1933
1657=cut 1934=cut
1658 1935
1722 my ($self, $text, $cb) = @_; 1999 my ($self, $text, $cb) = @_;
1723 2000
1724 $self->add_item ({ type => "button", text => $text, activate => $cb}); 2001 $self->add_item ({ type => "button", text => $text, activate => $cb});
1725} 2002}
1726 2003
1727=item $popup->add_toggle ($text, $cb, $initial_value) 2004=item $popup->add_toggle ($text, $initial_value, $cb)
1728 2005
1729Adds a toggle/checkbox item to the popup. Teh callback gets called 2006Adds a toggle/checkbox item to the popup. The callback gets called
1730whenever it gets toggled, with a boolean indicating its value as its first 2007whenever it gets toggled, with a boolean indicating its new value as its
1731argument. 2008first argument.
1732 2009
1733=cut 2010=cut
1734 2011
1735sub add_toggle { 2012sub add_toggle {
1736 my ($self, $text, $cb, $value) = @_; 2013 my ($self, $text, $value, $cb) = @_;
1737 2014
1738 my $item; $item = { 2015 my $item; $item = {
1739 type => "button", 2016 type => "button",
1740 text => " $text", 2017 text => " $text",
1741 value => $value, 2018 value => $value,
1760 my $env = $self->{term}->env; 2037 my $env = $self->{term}->env;
1761 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 2038 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1762 delete $env->{LC_ALL}; 2039 delete $env->{LC_ALL};
1763 $env->{LC_CTYPE} = $self->{term}->locale; 2040 $env->{LC_CTYPE} = $self->{term}->locale;
1764 2041
1765 urxvt::term->new ($env, "popup", 2042 my $term = urxvt::term->new (
2043 $env, "popup",
1766 "--perl-lib" => "", "--perl-ext-common" => "", 2044 "--perl-lib" => "", "--perl-ext-common" => "",
1767 "-pty-fd" => -1, "-sl" => 0, 2045 "-pty-fd" => -1, "-sl" => 0,
1768 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect", 2046 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1769 "--transient-for" => $self->{term}->parent, 2047 "--transient-for" => $self->{term}->parent,
1770 "-display" => $self->{term}->display_id, 2048 "-display" => $self->{term}->display_id,
1771 "-pe" => "urxvt-popup") 2049 "-pe" => "urxvt-popup",
1772 or die "unable to create popup window\n"; 2050 ) or die "unable to create popup window\n";
2051
2052 unless (delete $term->{urxvt_popup_init_done}) {
2053 $term->ungrab;
2054 $term->destroy;
2055 die "unable to initialise popup window\n";
2056 }
1773} 2057}
1774 2058
1775sub DESTROY { 2059sub DESTROY {
1776 my ($self) = @_; 2060 my ($self) = @_;
1777 2061
1782=back 2066=back
1783 2067
1784=cut 2068=cut
1785 2069
1786package urxvt::watcher; 2070package urxvt::watcher;
1787
1788@urxvt::timer::ISA = __PACKAGE__;
1789@urxvt::iow::ISA = __PACKAGE__;
1790@urxvt::pw::ISA = __PACKAGE__;
1791@urxvt::iw::ISA = __PACKAGE__;
1792 2071
1793=head2 The C<urxvt::timer> Class 2072=head2 The C<urxvt::timer> Class
1794 2073
1795This class implements timer watchers/events. Time is represented as a 2074This class implements timer watchers/events. Time is represented as a
1796fractional number of seconds since the epoch. Example: 2075fractional number of seconds since the epoch. Example:
1800 ->new 2079 ->new
1801 ->interval (1) 2080 ->interval (1)
1802 ->cb (sub { 2081 ->cb (sub {
1803 $term->{overlay}->set (0, 0, 2082 $term->{overlay}->set (0, 0,
1804 sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]); 2083 sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]);
1805 }); 2084 });
1806 2085
1807=over 4 2086=over 4
1808 2087
1809=item $timer = new urxvt::timer 2088=item $timer = new urxvt::timer
1810 2089
1813 2092
1814=item $timer = $timer->cb (sub { my ($timer) = @_; ... }) 2093=item $timer = $timer->cb (sub { my ($timer) = @_; ... })
1815 2094
1816Set the callback to be called when the timer triggers. 2095Set the callback to be called when the timer triggers.
1817 2096
1818=item $tstamp = $timer->at
1819
1820Return the time this watcher will fire next.
1821
1822=item $timer = $timer->set ($tstamp) 2097=item $timer = $timer->set ($tstamp[, $interval])
1823 2098
1824Set the time the event is generated to $tstamp. 2099Set the time the event is generated to $tstamp (and optionally specifies a
2100new $interval).
1825 2101
1826=item $timer = $timer->interval ($interval) 2102=item $timer = $timer->interval ($interval)
1827 2103
1828Normally (and when C<$interval> is C<0>), the timer will automatically 2104By default (and when C<$interval> is C<0>), the timer will automatically
1829stop after it has fired once. If C<$interval> is non-zero, then the timer 2105stop after it has fired once. If C<$interval> is non-zero, then the timer
1830is automatically rescheduled at the given intervals. 2106is automatically rescheduled at the given intervals.
1831 2107
1832=item $timer = $timer->start 2108=item $timer = $timer->start
1833 2109
1834Start the timer. 2110Start the timer.
1835 2111
1836=item $timer = $timer->start ($tstamp) 2112=item $timer = $timer->start ($tstamp[, $interval])
1837 2113
1838Set the event trigger time to C<$tstamp> and start the timer. 2114Set the event trigger time to C<$tstamp> and start the timer. Optionally
2115also replaces the interval.
1839 2116
1840=item $timer = $timer->after ($delay) 2117=item $timer = $timer->after ($delay[, $interval])
1841 2118
1842Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>. 2119Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1843 2120
1844=item $timer = $timer->stop 2121=item $timer = $timer->stop
1845 2122
1853 2130
1854 $term->{socket} = ... 2131 $term->{socket} = ...
1855 $term->{iow} = urxvt::iow 2132 $term->{iow} = urxvt::iow
1856 ->new 2133 ->new
1857 ->fd (fileno $term->{socket}) 2134 ->fd (fileno $term->{socket})
1858 ->events (urxvt::EVENT_READ) 2135 ->events (urxvt::EV_READ)
1859 ->start 2136 ->start
1860 ->cb (sub { 2137 ->cb (sub {
1861 my ($iow, $revents) = @_; 2138 my ($iow, $revents) = @_;
1862 # $revents must be 1 here, no need to check 2139 # $revents must be 1 here, no need to check
1863 sysread $term->{socket}, my $buf, 8192 2140 sysread $term->{socket}, my $buf, 8192
1876Set the callback to be called when io events are triggered. C<$reventmask> 2153Set the callback to be called when io events are triggered. C<$reventmask>
1877is a bitset as described in the C<events> method. 2154is a bitset as described in the C<events> method.
1878 2155
1879=item $iow = $iow->fd ($fd) 2156=item $iow = $iow->fd ($fd)
1880 2157
1881Set the filedescriptor (not handle) to watch. 2158Set the file descriptor (not handle) to watch.
1882 2159
1883=item $iow = $iow->events ($eventmask) 2160=item $iow = $iow->events ($eventmask)
1884 2161
1885Set the event mask to watch. The only allowed values are 2162Set the event mask to watch. The only allowed values are
1886C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed 2163C<urxvt::EV_READ> and C<urxvt::EV_WRITE>, which might be ORed
1887together, or C<urxvt::EVENT_NONE>. 2164together, or C<urxvt::EV_NONE>.
1888 2165
1889=item $iow = $iow->start 2166=item $iow = $iow->start
1890 2167
1891Start watching for requested events on the given handle. 2168Start watching for requested events on the given handle.
1892 2169
1893=item $iow = $iow->stop 2170=item $iow = $iow->stop
1894 2171
1895Stop watching for events on the given filehandle. 2172Stop watching for events on the given file handle.
1896 2173
1897=back 2174=back
1898 2175
1899=head2 The C<urxvt::iw> Class 2176=head2 The C<urxvt::iw> Class
1900 2177
1933 ->new 2210 ->new
1934 ->start ($pid) 2211 ->start ($pid)
1935 ->cb (sub { 2212 ->cb (sub {
1936 my ($pw, $exit_status) = @_; 2213 my ($pw, $exit_status) = @_;
1937 ... 2214 ...
1938 }); 2215 });
1939 2216
1940=over 4 2217=over 4
1941 2218
1942=item $pw = new urxvt::pw 2219=item $pw = new urxvt::pw
1943 2220
1947 2224
1948Set the callback to be called when the timer triggers. 2225Set the callback to be called when the timer triggers.
1949 2226
1950=item $pw = $timer->start ($pid) 2227=item $pw = $timer->start ($pid)
1951 2228
1952Tells the wqtcher to start watching for process C<$pid>. 2229Tells the watcher to start watching for process C<$pid>.
1953 2230
1954=item $pw = $pw->stop 2231=item $pw = $pw->stop
1955 2232
1956Stop the watcher. 2233Stop the watcher.
1957 2234
1970 2247
1971=item >= 3 - script loading and management 2248=item >= 3 - script loading and management
1972 2249
1973=item >=10 - all called hooks 2250=item >=10 - all called hooks
1974 2251
1975=item >=11 - hook reutrn values 2252=item >=11 - hook return values
1976 2253
1977=back 2254=back
1978 2255
1979=head1 AUTHOR 2256=head1 AUTHOR
1980 2257
1981 Marc Lehmann <pcg@goof.com> 2258 Marc Lehmann <schmorp@schmorp.de>
1982 http://software.schmorp.de/pkg/rxvt-unicode 2259 http://software.schmorp.de/pkg/rxvt-unicode
1983 2260
1984=cut 2261=cut
1985 2262
19861 22631
2264
2265# vim: sw=3:

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