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Revision 1.126 by root, Tue Jan 24 19:14:36 2006 UTC vs.
Revision 1.199 by sf-exg, Sun Nov 20 10:49:56 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 or a list of matches
220to the window position, in effect creating the same effect as pseudo transparency with 265from the keyboard. Simply bind a keysym to "perl:matcher:last" or
221a custom pixmap. No scaling is supported in this mode. Exmaple: 266"perl:matcher:list" as seen in the example below.
222 267
223 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background 268Example configuration:
269
270 URxvt.perl-ext: default,matcher
271 URxvt.urlLauncher: sensible-browser
272 URxvt.keysym.C-Delete: perl:matcher:last
273 URxvt.keysym.M-Delete: perl:matcher:list
274 URxvt.matcher.button: 1
275 URxvt.matcher.pattern.1: \\bwww\\.[\\w-]+\\.[\\w./?&@#-]*[\\w/-]
276 URxvt.matcher.pattern.2: \\B(/\\S+?):(\\d+)(?=:|$)
277 URxvt.matcher.launcher.2: gvim +$2 $1
278
279=item xim-onthespot
280
281This (experimental) perl extension implements OnTheSpot editing. It does
282not work perfectly, and some input methods don't seem to work well with
283OnTheSpot editing in general, but it seems to work at least for SCIM and
284kinput2.
285
286You enable it by specifying this extension and a preedit style of
287C<OnTheSpot>, i.e.:
288
289 @@RXVT_NAME@@ -pt OnTheSpot -pe xim-onthespot
290
291=item kuake<hotkey>
292
293A very primitive quake-console-like extension. It was inspired by a
294description of how the programs C<kuake> and C<yakuake> work: Whenever the
295user presses a global accelerator key (by default C<F10>), the terminal
296will show or hide itself. Another press of the accelerator key will hide
297or show it again.
298
299Initially, the window will not be shown when using this extension.
300
301This is useful if you need a single terminal that is not using any desktop
302space most of the time but is quickly available at the press of a key.
303
304The accelerator key is grabbed regardless of any modifiers, so this
305extension will actually grab a physical key just for this function.
306
307If you want a quake-like animation, tell your window manager to do so
308(fvwm can do it).
309
310=item overlay-osc
311
312This extension implements some OSC commands to display timed popups on the
313screen - useful for status displays from within scripts. You have to read
314the sources for more info.
224 315
225=item block-graphics-to-ascii 316=item block-graphics-to-ascii
226 317
227A not very useful example of filtering all text output to the terminal, 318A not very useful example of filtering all text output to the terminal
228by replacing all line-drawing characters (U+2500 .. U+259F) by a 319by replacing all line-drawing characters (U+2500 .. U+259F) by a
229similar-looking ascii character. 320similar-looking ascii character.
230 321
231=item digital-clock 322=item digital-clock
232 323
233Displays a digital clock using the built-in overlay. 324Displays a digital clock using the built-in overlay.
325
326=item remote-clipboard
327
328Somewhat of a misnomer, this extension adds two menu entries to the
329selection popup that allows one to run external commands to store the
330selection somewhere and fetch it again.
331
332We use it to implement a "distributed selection mechanism", which just
333means that one command uploads the file to a remote server, and another
334reads it.
335
336The commands can be set using the C<URxvt.remote-selection.store> and
337C<URxvt.remote-selection.fetch> resources. The first should read the
338selection to store from STDIN (always in UTF-8), the second should provide
339the selection data on STDOUT (also in UTF-8).
340
341The defaults (which are likely useless to you) use rsh and cat:
342
343 URxvt.remote-selection.store: rsh ruth 'cat >/tmp/distributed-selection'
344 URxvt.remote-selection.fetch: rsh ruth 'cat /tmp/distributed-selection'
345
346=item selection-pastebin
347
348This is a little rarely useful extension that uploads the selection as
349textfile to a remote site (or does other things). (The implementation is
350not currently secure for use in a multiuser environment as it writes to
351F</tmp> directly.).
352
353It listens to the C<selection-pastebin:remote-pastebin> keyboard command,
354i.e.
355
356 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin
357
358Pressing this combination runs a command with C<%> replaced by the name of
359the textfile. This command can be set via a resource:
360
361 URxvt.selection-pastebin.cmd: rsync -apP % ruth:/var/www/www.ta-sa.org/files/txt/.
362
363And the default is likely not useful to anybody but the few people around
364here :)
365
366The name of the textfile is the hex encoded md5 sum of the selection, so
367the same content should lead to the same filename.
368
369After a successful upload the selection will be replaced by the text given
370in the C<selection-pastebin-url> resource (again, the % is the placeholder
371for the filename):
372
373 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
374
375I<Note to xrdb users:> xrdb uses the C preprocessor, which might interpret
376the double C</> characters as comment start. Use C<\057\057> instead,
377which works regardless of whether xrdb is used to parse the resource file
378or not.
379
380=item macosx-clipboard and macosx-clipboard-native
381
382These two modules implement an extended clipboard for Mac OS X. They are
383used like this:
384
385 URxvt.perl-ext-common: default,macosx-clipboard
386 URxvt.keysym.M-c: perl:macosx-clipboard:copy
387 URxvt.keysym.M-v: perl:macosx-clipboard:paste
388
389The difference between them is that the native variant requires a
390perl from apple's devkit or so, and C<macosx-clipboard> requires the
391C<Mac::Pasteboard> module, works with other perls, has fewer bugs, is
392simpler etc. etc.
234 393
235=item example-refresh-hooks 394=item example-refresh-hooks
236 395
237Displays a very simple digital clock in the upper right corner of the 396Displays a very simple digital clock in the upper right corner of the
238window. Illustrates overwriting the refresh callbacks to create your own 397window. Illustrates overwriting the refresh callbacks to create your own
239overlays or changes. 398overlays or changes.
240 399
241=item selection-pastebin 400=item confirm-paste
242 401
243This is a little rarely useful extension that Uploads the selection as 402Displays a confirmation dialog when a paste containing at least a full
244textfile to a remote site (or does other things). (The implementation is 403line is detected.
245not currently secure for use in a multiuser environment as it writes to
246F</tmp> directly.).
247 404
248It listens to the C<selection-pastebin:remote-pastebin> keyboard command, 405=item bell-command
249i.e.
250 406
251 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin 407Runs the command specified by the C<URxvt.bell-command> resource when
408a bell event occurs. For example, the following pops up a notification
409bubble with the text "Beep, Beep" using notify-send:
252 410
253Pressing this combination runs a command with C<%> replaced by the name of 411 URxvt.bell-command: notify-send "Beep, Beep"
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/%
269 412
270=back 413=back
271 414
272=head1 API DOCUMENTATION 415=head1 API DOCUMENTATION
273 416
289 432
290=over 4 433=over 4
291 434
292=item $text 435=item $text
293 436
294Rxvt-unicodes special way of encoding text, where one "unicode" character 437Rxvt-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. 438always represents one screen cell. See L<ROW_t> for a discussion of this format.
296 439
297=item $string 440=item $string
298 441
299A perl text string, with an emphasis on I<text>. It can store all unicode 442A perl text string, with an emphasis on I<text>. It can store all unicode
307 450
308=back 451=back
309 452
310=head2 Extension Objects 453=head2 Extension Objects
311 454
312Very perl extension is a perl class. A separate perl object is created 455Every perl extension is a perl class. A separate perl object is created
313for each terminal and each extension and passed as the first parameter to 456for each terminal, and each terminal has its own set of extension objects,
314hooks. So extensions can use their C<$self> object without having to think 457which are passed as the first parameter to hooks. So extensions can use
315about other extensions, with the exception of methods and members that 458their C<$self> object without having to think about clashes with other
459extensions or other terminals, with the exception of methods and members
316begin with an underscore character C<_>: these are reserved for internal 460that begin with an underscore character C<_>: these are reserved for
317use. 461internal use.
318 462
319Although it isn't a C<urxvt::term> object, you can call all methods of the 463Although it isn't a C<urxvt::term> object, you can call all methods of the
320C<urxvt::term> class on this object. 464C<urxvt::term> class on this object.
321 465
322It has the following methods and data members: 466It has the following methods and data members:
343=head2 Hooks 487=head2 Hooks
344 488
345The following subroutines can be declared in extension files, and will be 489The following subroutines can be declared in extension files, and will be
346called whenever the relevant event happens. 490called whenever the relevant event happens.
347 491
348The first argument passed to them is an extension oject as described in 492The first argument passed to them is an extension object as described in
349the in the C<Extension Objects> section. 493the in the C<Extension Objects> section.
350 494
351B<All> of these hooks must return a boolean value. If any of the called 495B<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 496hooks returns true, then the event counts as being I<consumed>, and the
353relevant action might not be carried out by the C++ code. 497relevant action might not be carried out by the C++ code.
366place. 510place.
367 511
368=item on_start $term 512=item on_start $term
369 513
370Called at the very end of initialisation of a new terminal, just before 514Called at the very end of initialisation of a new terminal, just before
371trying to map (display) the toplevel and returning to the mainloop. 515trying to map (display) the toplevel and returning to the main loop.
372 516
373=item on_destroy $term 517=item on_destroy $term
374 518
375Called whenever something tries to destroy terminal, before doing anything 519Called whenever something tries to destroy terminal, when the terminal is
376yet. If this hook returns true, then destruction is skipped, but this is 520still fully functional (not for long, though).
377rarely a good idea.
378 521
379=item on_reset $term 522=item on_reset $term
380 523
381Called after the screen is "reset" for any reason, such as resizing or 524Called after the screen is "reset" for any reason, such as resizing or
382control sequences. Here is where you can react on changes to size-related 525control sequences. Here is where you can react on changes to size-related
404 547
405Called whenever a selection has been copied, but before the selection is 548Called whenever a selection has been copied, but before the selection is
406requested from the server. The selection text can be queried and changed 549requested from the server. The selection text can be queried and changed
407by calling C<< $term->selection >>. 550by calling C<< $term->selection >>.
408 551
409Returning a true value aborts selection grabbing. It will still be hilighted. 552Returning a true value aborts selection grabbing. It will still be highlighted.
410 553
411=item on_sel_extend $term 554=item on_sel_extend $term
412 555
413Called whenever the user tries to extend the selection (e.g. with a double 556Called whenever the user tries to extend the selection (e.g. with a double
414click) and is either supposed to return false (normal operation), or 557click) and is either supposed to return false (normal operation), or
415should extend the selection itelf and return true to suppress the built-in 558should extend the selection itself and return true to suppress the built-in
416processing. This can happen multiple times, as long as the callback 559processing. This can happen multiple times, as long as the callback
417returns true, it will be called on every further click by the user and is 560returns true, it will be called on every further click by the user and is
418supposed to enlarge the selection more and more, if possible. 561supposed to enlarge the selection more and more, if possible.
419 562
420See the F<selection> example extension. 563See the F<selection> example extension.
421 564
422=item on_view_change $term, $offset 565=item on_view_change $term, $offset
423 566
424Called whenever the view offset changes, i..e the user or program 567Called whenever the view offset changes, i.e. the user or program
425scrolls. Offset C<0> means display the normal terminal, positive values 568scrolls. Offset C<0> means display the normal terminal, positive values
426show this many lines of scrollback. 569show this many lines of scrollback.
427 570
428=item on_scroll_back $term, $lines, $saved 571=item on_scroll_back $term, $lines, $saved
429 572
433 576
434It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 577It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
435$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total 578$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
436number of lines that will be in the scrollback buffer. 579number of lines that will be in the scrollback buffer.
437 580
438=item on_osc_seq $term, $string 581=item on_osc_seq $term, $op, $args, $resp
582
583Called on every OSC sequence and can be used to suppress it or modify its
584behaviour. The default should be to return an empty list. A true value
585suppresses execution of the request completely. Make sure you don't get
586confused by recursive invocations when you output an OSC sequence within
587this callback.
588
589C<on_osc_seq_perl> should be used for new behaviour.
590
591=item on_osc_seq_perl $term, $args, $resp
439 592
440Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 593Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
441operating system command) is processed. Cursor position and other state 594operating system command) is processed. Cursor position and other state
442information is up-to-date when this happens. For interoperability, the 595information is up-to-date when this happens. For interoperability, the
443string should start with the extension name and a colon, to distinguish 596string should start with the extension name (sans -osc) and a semicolon,
444it from commands for other extensions, and this might be enforced in the 597to distinguish it from commands for other extensions, and this might be
445future. 598enforced in the future.
599
600For example, C<overlay-osc> uses this:
601
602 sub on_osc_seq_perl {
603 my ($self, $osc, $resp) = @_;
604
605 return unless $osc =~ s/^overlay;//;
606
607 ... process remaining $osc string
608 }
446 609
447Be careful not ever to trust (in a security sense) the data you receive, 610Be careful not ever to trust (in a security sense) the data you receive,
448as its source can not easily be controleld (e-mail content, messages from 611as its source can not easily be controlled (e-mail content, messages from
449other users on the same system etc.). 612other users on the same system etc.).
613
614For responses, C<$resp> contains the end-of-args separator used by the
615sender.
450 616
451=item on_add_lines $term, $string 617=item on_add_lines $term, $string
452 618
453Called whenever text is about to be output, with the text as argument. You 619Called whenever text is about to be output, with the text as argument. You
454can filter/change and output the text yourself by returning a true value 620can filter/change and output the text yourself by returning a true value
459=item on_tt_write $term, $octets 625=item on_tt_write $term, $octets
460 626
461Called whenever some data is written to the tty/pty and can be used to 627Called whenever some data is written to the tty/pty and can be used to
462suppress or filter tty input. 628suppress or filter tty input.
463 629
630=item on_tt_paste $term, $octets
631
632Called whenever text is about to be pasted, with the text as argument. You
633can filter/change and paste the text yourself by returning a true value
634and calling C<< $term->tt_paste >> yourself. C<$octets> is
635locale-encoded.
636
464=item on_line_update $term, $row 637=item on_line_update $term, $row
465 638
466Called whenever a line was updated or changed. Can be used to filter 639Called whenever a line was updated or changed. Can be used to filter
467screen output (e.g. underline urls or other useless stuff). Only lines 640screen output (e.g. underline urls or other useless stuff). Only lines
468that are being shown will be filtered, and, due to performance reasons, 641that are being shown will be filtered, and, due to performance reasons,
475later with the already-modified line (e.g. if unrelated parts change), so 648later with the already-modified line (e.g. if unrelated parts change), so
476you cannot just toggle rendition bits, but only set them. 649you cannot just toggle rendition bits, but only set them.
477 650
478=item on_refresh_begin $term 651=item on_refresh_begin $term
479 652
480Called just before the screen gets redrawn. Can be used for overlay 653Called just before the screen gets redrawn. Can be used for overlay or
481or similar effects by modify terminal contents in refresh_begin, and 654similar effects by modifying the terminal contents in refresh_begin, and
482restoring them in refresh_end. The built-in overlay and selection display 655restoring them in refresh_end. The built-in overlay and selection display
483code is run after this hook, and takes precedence. 656code is run after this hook, and takes precedence.
484 657
485=item on_refresh_end $term 658=item on_refresh_end $term
486 659
487Called just after the screen gets redrawn. See C<on_refresh_begin>. 660Called just after the screen gets redrawn. See C<on_refresh_begin>.
488 661
489=item on_keyboard_command $term, $string 662=item on_user_command $term, $string
490 663
491Called whenever the user presses a key combination that has a 664Called whenever a user-configured event is being activated (e.g. via
492C<perl:string> action bound to it (see description of the B<keysym> 665a C<perl:string> action bound to a key, see description of the B<keysym>
493resource in the @@RXVT_NAME@@(1) manpage). 666resource in the @@RXVT_NAME@@(1) manpage).
667
668The event is simply the action string. This interface is assumed to change
669slightly in the future.
670
671=item on_resize_all_windows $term, $new_width, $new_height
672
673Called just after the new window size has been calculated, but before
674windows are actually being resized or hints are being set. If this hook
675returns TRUE, setting of the window hints is being skipped.
494 676
495=item on_x_event $term, $event 677=item on_x_event $term, $event
496 678
497Called on every X event received on the vt window (and possibly other 679Called on every X event received on the vt window (and possibly other
498windows). Should only be used as a last resort. Most event structure 680windows). Should only be used as a last resort. Most event structure
499members are not passed. 681members are not passed.
500 682
683=item on_root_event $term, $event
684
685Like C<on_x_event>, but is called for events on the root window.
686
501=item on_focus_in $term 687=item on_focus_in $term
502 688
503Called whenever the window gets the keyboard focus, before rxvt-unicode 689Called whenever the window gets the keyboard focus, before rxvt-unicode
504does focus in processing. 690does focus in processing.
505 691
506=item on_focus_out $term 692=item on_focus_out $term
507 693
508Called wheneever the window loses keyboard focus, before rxvt-unicode does 694Called whenever the window loses keyboard focus, before rxvt-unicode does
509focus out processing. 695focus out processing.
510 696
511=item on_configure_notify $term, $event 697=item on_configure_notify $term, $event
512 698
513=item on_property_notify $term, $event 699=item on_property_notify $term, $event
524 710
525=item on_map_notify $term, $event 711=item on_map_notify $term, $event
526 712
527=item on_unmap_notify $term, $event 713=item on_unmap_notify $term, $event
528 714
529Called whenever the corresponding X event is received for the terminal If 715Called whenever the corresponding X event is received for the terminal. If
530the hook returns true, then the even will be ignored by rxvt-unicode. 716the hook returns true, then the event will be ignored by rxvt-unicode.
531 717
532The event is a hash with most values as named by Xlib (see the XEvent 718The event is a hash with most values as named by Xlib (see the XEvent
533manpage), with the additional members C<row> and C<col>, which are the 719manpage), with the additional members C<row> and C<col>, which are the
534(real, not screen-based) row and column under the mouse cursor. 720(real, not screen-based) row and column under the mouse cursor.
535 721
544 730
545=item on_wm_delete_window $term, $event 731=item on_wm_delete_window $term, $event
546 732
547Called when various types of ClientMessage events are received (all with 733Called when various types of ClientMessage events are received (all with
548format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW). 734format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
735
736=item on_bell $term
737
738Called on receipt of a bell character.
549 739
550=back 740=back
551 741
552=cut 742=cut
553 743
596The current terminal. This variable stores the current C<urxvt::term> 786The current terminal. This variable stores the current C<urxvt::term>
597object, whenever a callback/hook is executing. 787object, whenever a callback/hook is executing.
598 788
599=item @urxvt::TERM_INIT 789=item @urxvt::TERM_INIT
600 790
601All coderefs in this array will be called as methods of the next newly 791All code references in this array will be called as methods of the next newly
602created C<urxvt::term> object (during the C<on_init> phase). The array 792created C<urxvt::term> object (during the C<on_init> phase). The array
603gets cleared before the codereferences that were in it are being executed, 793gets cleared before the code references that were in it are being executed,
604so coderefs can push themselves onto it again if they so desire. 794so references can push themselves onto it again if they so desire.
605 795
606This complements to the perl-eval commandline option, but gets executed 796This complements to the perl-eval command line option, but gets executed
607first. 797first.
608 798
609=item @urxvt::TERM_EXT 799=item @urxvt::TERM_EXT
610 800
611Works similar to C<@TERM_INIT>, but contains perl package/class names, which 801Works similar to C<@TERM_INIT>, but contains perl package/class names, which
618 808
619=over 4 809=over 4
620 810
621=item urxvt::fatal $errormessage 811=item urxvt::fatal $errormessage
622 812
623Fatally aborts execution with the given error message. Avoid at all 813Fatally aborts execution with the given error message (which should
624costs! The only time this is acceptable is when the terminal process 814include a trailing newline). Avoid at all costs! The only time this
625starts up. 815is acceptable (and useful) is in the init hook, where it prevents the
816terminal from starting up.
626 817
627=item urxvt::warn $string 818=item urxvt::warn $string
628 819
629Calls C<rxvt_warn> with the given string which should not include a 820Calls C<rxvt_warn> with the given string which should include a trailing
630newline. The module also overwrites the C<warn> builtin with a function 821newline. The module also overwrites the C<warn> builtin with a function
631that calls this function. 822that calls this function.
632 823
633Using this function has the advantage that its output ends up in the 824Using this function has the advantage that its output ends up in the
634correct place, e.g. on stderr of the connecting urxvtc client. 825correct place, e.g. on stderr of the connecting urxvtc client.
635 826
636Messages have a size limit of 1023 bytes currently. 827Messages have a size limit of 1023 bytes currently.
828
829=item @terms = urxvt::termlist
830
831Returns all urxvt::term objects that exist in this process, regardless of
832whether they are started, being destroyed etc., so be careful. Only term
833objects that have perl extensions attached will be returned (because there
834is no urxvt::term object associated with others).
637 835
638=item $time = urxvt::NOW 836=item $time = urxvt::NOW
639 837
640Returns the "current time" (as per the event loop). 838Returns the "current time" (as per the event loop).
641 839
684 882
685=item $rend = urxvt::OVERLAY_RSTYLE 883=item $rend = urxvt::OVERLAY_RSTYLE
686 884
687Return the rendition mask used for overlays by default. 885Return the rendition mask used for overlays by default.
688 886
689=item $rendbit = urxvt::RS_Bold, RS_Italic, RS_Blink, RS_RVid, RS_Uline 887=item $rendbit = urxvt::RS_Bold, urxvt::RS_Italic, urxvt::RS_Blink,
888urxvt::RS_RVid, urxvt::RS_Uline
690 889
691Return the bit that enabled bold, italic, blink, reverse-video and 890Return the bit that enabled bold, italic, blink, reverse-video and
692underline, respectively. To enable such a style, just logically OR it into 891underline, respectively. To enable such a style, just logically OR it into
693the bitset. 892the bitset.
694 893
699Return the foreground/background colour index, respectively. 898Return the foreground/background colour index, respectively.
700 899
701=item $rend = urxvt::SET_FGCOLOR $rend, $new_colour 900=item $rend = urxvt::SET_FGCOLOR $rend, $new_colour
702 901
703=item $rend = urxvt::SET_BGCOLOR $rend, $new_colour 902=item $rend = urxvt::SET_BGCOLOR $rend, $new_colour
903
904=item $rend = urxvt::SET_COLOR $rend, $new_fg, $new_bg
704 905
705Replace the foreground/background colour in the rendition mask with the 906Replace the foreground/background colour in the rendition mask with the
706specified one. 907specified one.
707 908
708=item $value = urxvt::GET_CUSTOM $rend 909=item $value = urxvt::GET_CUSTOM $rend
775 local $TERM = shift; 976 local $TERM = shift;
776 my $htype = shift; 977 my $htype = shift;
777 978
778 if ($htype == 0) { # INIT 979 if ($htype == 0) { # INIT
779 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 980 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
780 981
781 my %ext_arg; 982 my %ext_arg;
782 983
783 { 984 {
784 my @init = @TERM_INIT; 985 my @init = @TERM_INIT;
785 @TERM_INIT = (); 986 @TERM_INIT = ();
799 } else { 1000 } else {
800 $ext_arg{$_} ||= []; 1001 $ext_arg{$_} ||= [];
801 } 1002 }
802 } 1003 }
803 1004
804 while (my ($ext, $argv) = each %ext_arg) { 1005 for my $ext (sort keys %ext_arg) {
805 my @files = grep -f $_, map "$_/$ext", @dirs; 1006 my @files = grep -f $_, map "$_/$ext", @dirs;
806 1007
807 if (@files) { 1008 if (@files) {
808 $TERM->register_package (extension_package $files[0], $argv); 1009 $TERM->register_package (extension_package $files[0], $ext_arg{$ext});
809 } else { 1010 } else {
810 warn "perl extension '$ext' not found in perl library search path\n"; 1011 warn "perl extension '$ext' not found in perl library search path\n";
811 } 1012 }
812 } 1013 }
813 1014
819 1020
820 if (my $cb = $TERM->{_hook}[$htype]) { 1021 if (my $cb = $TERM->{_hook}[$htype]) {
821 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" 1022 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")"
822 if $verbosity >= 10; 1023 if $verbosity >= 10;
823 1024
824 keys %$cb; 1025 for my $pkg (keys %$cb) {
825
826 while (my ($pkg, $cb) = each %$cb) {
827 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) }; 1026 my $retval_ = eval { $cb->{$pkg}->($TERM->{_pkg}{$pkg}, @_) };
828 $retval ||= $retval_; 1027 $retval ||= $retval_;
829 1028
830 if ($@) { 1029 if ($@) {
831 $TERM->ungrab; # better to lose the grab than the session 1030 $TERM->ungrab; # better to lose the grab than the session
832 warn $@; 1031 warn $@;
844 # clear package 1043 # clear package
845 %$TERM = (); 1044 %$TERM = ();
846 } 1045 }
847 1046
848 $retval 1047 $retval
1048}
1049
1050sub SET_COLOR($$$) {
1051 SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2])
1052}
1053
1054sub rend2mask {
1055 no strict 'refs';
1056 my ($str, $mask) = (@_, 0);
1057 my %color = ( fg => undef, bg => undef );
1058 my @failed;
1059 for my $spec ( split /\s+/, $str ) {
1060 if ( $spec =~ /^([fb]g)[_:-]?(\d+)/i ) {
1061 $color{lc($1)} = $2;
1062 } else {
1063 my $neg = $spec =~ s/^[-^]//;
1064 unless ( exists &{"RS_$spec"} ) {
1065 push @failed, $spec;
1066 next;
1067 }
1068 my $cur = &{"RS_$spec"};
1069 if ( $neg ) {
1070 $mask &= ~$cur;
1071 } else {
1072 $mask |= $cur;
1073 }
1074 }
1075 }
1076 ($mask, @color{qw(fg bg)}, \@failed)
849} 1077}
850 1078
851# urxvt::term::extension 1079# urxvt::term::extension
852 1080
853package urxvt::term::extension; 1081package urxvt::term::extension;
924is that you cannot use blocking APIs, but the non-blocking variant should 1152is that you cannot use blocking APIs, but the non-blocking variant should
925work. 1153work.
926 1154
927=cut 1155=cut
928 1156
929our $VERSION = 1; 1157our $VERSION = '5.23';
930 1158
931$INC{"urxvt/anyevent.pm"} = 1; # mark us as there 1159$INC{"urxvt/anyevent.pm"} = 1; # mark us as there
932push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::]; 1160push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::];
933 1161
934sub timer { 1162sub timer {
936 1164
937 my $cb = $arg{cb}; 1165 my $cb = $arg{cb};
938 1166
939 urxvt::timer 1167 urxvt::timer
940 ->new 1168 ->new
941 ->start (urxvt::NOW + $arg{after}) 1169 ->after ($arg{after}, $arg{interval})
942 ->cb (sub { 1170 ->cb ($arg{interval} ? $cb : sub {
943 $_[0]->stop; # need to cancel manually 1171 $_[0]->stop; # need to cancel manually
944 $cb->(); 1172 $cb->();
945 }) 1173 })
946} 1174}
947 1175
948sub io { 1176sub io {
949 my ($class, %arg) = @_; 1177 my ($class, %arg) = @_;
950 1178
951 my $cb = $arg{cb}; 1179 my $cb = $arg{cb};
1180 my $fd = fileno $arg{fh};
1181 defined $fd or $fd = $arg{fh};
952 1182
953 bless [$arg{fh}, urxvt::iow 1183 bless [$arg{fh}, urxvt::iow
954 ->new 1184 ->new
955 ->fd (fileno $arg{fh}) 1185 ->fd ($fd)
956 ->events (($arg{poll} =~ /r/ ? 1 : 0) 1186 ->events (($arg{poll} =~ /r/ ? 1 : 0)
957 | ($arg{poll} =~ /w/ ? 2 : 0)) 1187 | ($arg{poll} =~ /w/ ? 2 : 0))
958 ->start 1188 ->start
959 ->cb (sub { 1189 ->cb ($cb)
960 $cb->(($_[1] & 1 ? 'r' : '')
961 . ($_[1] & 2 ? 'w' : ''));
962 })],
963 urxvt::anyevent:: 1190 ], urxvt::anyevent::
1191}
1192
1193sub idle {
1194 my ($class, %arg) = @_;
1195
1196 my $cb = $arg{cb};
1197
1198 urxvt::iw
1199 ->new
1200 ->start
1201 ->cb ($cb)
1202}
1203
1204sub child {
1205 my ($class, %arg) = @_;
1206
1207 my $cb = $arg{cb};
1208
1209 urxvt::pw
1210 ->new
1211 ->start ($arg{pid})
1212 ->cb (sub {
1213 $_[0]->stop; # need to cancel manually
1214 $cb->($_[0]->rpid, $_[0]->rstatus);
1215 })
964} 1216}
965 1217
966sub DESTROY { 1218sub DESTROY {
967 $_[0][1]->stop; 1219 $_[0][1]->stop;
968} 1220}
969 1221
970sub condvar { 1222# only needed for AnyEvent < 6 compatibility
971 bless \my $flag, urxvt::anyevent::condvar:: 1223sub one_event {
972}
973
974sub urxvt::anyevent::condvar::broadcast {
975 ${$_[0]}++;
976}
977
978sub urxvt::anyevent::condvar::wait {
979 unless (${$_[0]}) {
980 Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API"; 1224 Carp::croak "AnyEvent->one_event blocking wait unsupported in urxvt, use a non-blocking API";
981 }
982} 1225}
983 1226
984package urxvt::term; 1227package urxvt::term;
985 1228
986=head2 The C<urxvt::term> Class 1229=head2 The C<urxvt::term> Class
1022hash which defines the environment of the new terminal. 1265hash which defines the environment of the new terminal.
1023 1266
1024Croaks (and probably outputs an error message) if the new instance 1267Croaks (and probably outputs an error message) if the new instance
1025couldn't be created. Returns C<undef> if the new instance didn't 1268couldn't be created. Returns C<undef> if the new instance didn't
1026initialise perl, and the terminal object otherwise. The C<init> and 1269initialise perl, and the terminal object otherwise. The C<init> and
1027C<start> hooks will be called during this call. 1270C<start> hooks will be called before this call returns, and are free to
1271refer to global data (which is race free).
1028 1272
1029=cut 1273=cut
1030 1274
1031sub new { 1275sub new {
1032 my ($class, $env, @args) = @_; 1276 my ($class, $env, @args) = @_;
1033 1277
1278 $env or Carp::croak "environment hash missing in call to urxvt::term->new";
1279 @args or Carp::croak "name argument missing in call to urxvt::term->new";
1280
1034 _new ([ map "$_=$env->{$_}", keys %$env ], @args); 1281 _new ([ map "$_=$env->{$_}", keys %$env ], \@args);
1035} 1282}
1036 1283
1037=item $term->destroy 1284=item $term->destroy
1038 1285
1039Destroy the terminal object (close the window, free resources 1286Destroy the terminal object (close the window, free resources
1069 1316
1070Returns true if the option specified by C<$optval> is enabled, and 1317Returns true if the option specified by C<$optval> is enabled, and
1071optionally change it. All option values are stored by name in the hash 1318optionally change it. All option values are stored by name in the hash
1072C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1319C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
1073 1320
1074Here is a a likely non-exhaustive list of option names, please see the 1321Here is a likely non-exhaustive list of option names, please see the
1075source file F</src/optinc.h> to see the actual list: 1322source file F</src/optinc.h> to see the actual list:
1076 1323
1077 borderLess console cursorBlink cursorUnderline hold iconic insecure 1324 borderLess buffered console cursorBlink cursorUnderline hold iconic
1078 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1325 insecure intensityStyles iso14755 iso14755_52 jumpScroll loginShell
1079 override-redirect pastableTabs pointerBlank reverseVideo scrollBar 1326 mapAlert meta8 mouseWheelScrollPage override_redirect pastableTabs
1080 scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput 1327 pointerBlank reverseVideo scrollBar scrollBar_floating scrollBar_right
1081 scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs 1328 scrollTtyKeypress scrollTtyOutput scrollWithBuffer secondaryScreen
1082 transparent tripleclickwords utmpInhibit visualBell 1329 secondaryScroll skipBuiltinGlyphs skipScroll transparent tripleclickwords
1330 urgentOnBell utmpInhibit visualBell
1083 1331
1084=item $value = $term->resource ($name[, $newval]) 1332=item $value = $term->resource ($name[, $newval])
1085 1333
1086Returns the current resource value associated with a given name and 1334Returns the current resource value associated with a given name and
1087optionally sets a new value. Setting values is most useful in the C<init> 1335optionally sets a new value. Setting values is most useful in the C<init>
1096likely change). 1344likely change).
1097 1345
1098Please note that resource strings will currently only be freed when the 1346Please note that resource strings will currently only be freed when the
1099terminal is destroyed, so changing options frequently will eat memory. 1347terminal is destroyed, so changing options frequently will eat memory.
1100 1348
1101Here is a a likely non-exhaustive list of resource names, not all of which 1349Here is a likely non-exhaustive list of resource names, not all of which
1102are supported in every build, please see the source file F</src/rsinc.h> 1350are supported in every build, please see the source file F</src/rsinc.h>
1103to see the actual list: 1351to see the actual list:
1104 1352
1105 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1353 answerbackstring backgroundPixmap backspace_key blendtype blurradius
1106 borderLess color cursorBlink cursorUnderline cutchars delete_key 1354 boldFont boldItalicFont borderLess buffered chdir color cursorBlink
1107 display_name embed ext_bwidth fade font geometry hold iconName 1355 cursorUnderline cutchars delete_key depth display_name embed ext_bwidth
1108 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1356 fade font geometry hold iconName iconfile imFont imLocale inputMethod
1357 insecure int_bwidth intensityStyles iso14755 iso14755_52 italicFont
1109 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier 1358 jumpScroll letterSpace lineSpace loginShell mapAlert meta8 modifier
1110 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval 1359 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
1111 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay 1360 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
1112 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar 1361 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
1113 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness 1362 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
1114 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle 1363 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
1115 secondaryScreen secondaryScroll selectstyle shade term_name title 1364 secondaryScreen secondaryScroll shade skipBuiltinGlyphs skipScroll
1116 transient_for transparent transparent_all tripleclickwords utmpInhibit 1365 term_name title transient_for transparent tripleclickwords urgentOnBell
1117 visualBell 1366 utmpInhibit visualBell
1118 1367
1119=cut 1368=cut
1120 1369
1121sub resource($$;$) { 1370sub resource($$;$) {
1122 my ($self, $name) = (shift, shift); 1371 my ($self, $name) = (shift, shift);
1123 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 1372 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
1124 &urxvt::term::_resource 1373 goto &urxvt::term::_resource
1125} 1374}
1126 1375
1127=item $value = $term->x_resource ($pattern) 1376=item $value = $term->x_resource ($pattern)
1128 1377
1129Returns the X-Resource for the given pattern, excluding the program or 1378Returns the X-Resource for the given pattern, excluding the program or
1154 1403
1155=item ($row, $col) = $term->selection_beg ([$row, $col]) 1404=item ($row, $col) = $term->selection_beg ([$row, $col])
1156 1405
1157=item ($row, $col) = $term->selection_end ([$row, $col]) 1406=item ($row, $col) = $term->selection_end ([$row, $col])
1158 1407
1159Return the current values of the selection mark, begin or end positions, 1408Return the current values of the selection mark, begin or end positions.
1160and optionally set them to new values. 1409
1410When arguments are given, then the selection coordinates are set to
1411C<$row> and C<$col>, and the selection screen is set to the current
1412screen.
1413
1414=item $screen = $term->selection_screen ([$screen])
1415
1416Returns the current selection screen, and then optionally sets it.
1161 1417
1162=item $term->selection_make ($eventtime[, $rectangular]) 1418=item $term->selection_make ($eventtime[, $rectangular])
1163 1419
1164Tries to make a selection as set by C<selection_beg> and 1420Tries to make a selection as set by C<selection_beg> and
1165C<selection_end>. If C<$rectangular> is true (default: false), a 1421C<selection_end>. If C<$rectangular> is true (default: false), a
1166rectangular selection will be made. This is the prefered function to make 1422rectangular selection will be made. This is the preferred function to make
1167a selection. 1423a selection.
1168 1424
1169=item $success = $term->selection_grab ($eventtime) 1425=item $success = $term->selection_grab ($eventtime[, $clipboard])
1170 1426
1171Try to request the primary selection text from the server (for example, as 1427Try to acquire ownership of the primary (clipboard if C<$clipboard> is
1428true) selection from the server. The corresponding text can be set
1172set by the next method). No visual feedback will be given. This function 1429with the next method. No visual feedback will be given. This function
1173is mostly useful from within C<on_sel_grab> hooks. 1430is mostly useful from within C<on_sel_grab> hooks.
1174 1431
1175=item $oldtext = $term->selection ([$newtext]) 1432=item $oldtext = $term->selection ([$newtext, $clipboard])
1176 1433
1177Return the current selection text and optionally replace it by C<$newtext>. 1434Return the current selection (clipboard if C<$clipboard> is true) text
1435and optionally replace it by C<$newtext>.
1436
1437=item $term->selection_clear ([$clipboard])
1438
1439Revoke ownership of the primary (clipboard if C<$clipboard> is true) selection.
1178 1440
1179=item $term->overlay_simple ($x, $y, $text) 1441=item $term->overlay_simple ($x, $y, $text)
1180 1442
1181Create a simple multi-line overlay box. See the next method for details. 1443Create a simple multi-line overlay box. See the next method for details.
1182 1444
1212 1474
1213The methods currently supported on C<urxvt::overlay> objects are: 1475The methods currently supported on C<urxvt::overlay> objects are:
1214 1476
1215=over 4 1477=over 4
1216 1478
1217=item $overlay->set ($x, $y, $text, $rend) 1479=item $overlay->set ($x, $y, $text[, $rend])
1218 1480
1219Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts 1481Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts
1220text in rxvt-unicode's special encoding and an array of rendition values 1482text in rxvt-unicode's special encoding and an array of rendition values
1221at a specific position inside the overlay. 1483at a specific position inside the overlay.
1484
1485If C<$rend> is missing, then the rendition will not be changed.
1222 1486
1223=item $overlay->hide 1487=item $overlay->hide
1224 1488
1225If visible, hide the overlay, but do not destroy it. 1489If visible, hide the overlay, but do not destroy it.
1226 1490
1308locale-specific encoding of the terminal and can contain command sequences 1572locale-specific encoding of the terminal and can contain command sequences
1309(escape codes) that will be interpreted. 1573(escape codes) that will be interpreted.
1310 1574
1311=item $term->tt_write ($octets) 1575=item $term->tt_write ($octets)
1312 1576
1313Write the octets given in C<$data> to the tty (i.e. as program input). To 1577Write the octets given in C<$octets> to the tty (i.e. as program input). To
1314pass characters instead of octets, you should convert your strings first 1578pass characters instead of octets, you should convert your strings first
1315to the locale-specific encoding using C<< $term->locale_encode >>. 1579to the locale-specific encoding using C<< $term->locale_encode >>.
1580
1581=item $term->tt_paste ($octets)
1582
1583Write the octets given in C<$octets> to the tty as a paste, converting NL to
1584CR and bracketing the data with control sequences if bracketed paste mode
1585is set.
1316 1586
1317=item $old_events = $term->pty_ev_events ([$new_events]) 1587=item $old_events = $term->pty_ev_events ([$new_events])
1318 1588
1319Replaces the event mask of the pty watcher by the given event mask. Can 1589Replaces the event mask of the pty watcher by the given event mask. Can
1320be used to suppress input and output handling to the pty/tty. See the 1590be used to suppress input and output handling to the pty/tty. See the
1339Adds the specified events to the vt event mask. Useful e.g. when you want 1609Adds the specified events to the vt event mask. Useful e.g. when you want
1340to receive pointer events all the times: 1610to receive pointer events all the times:
1341 1611
1342 $term->vt_emask_add (urxvt::PointerMotionMask); 1612 $term->vt_emask_add (urxvt::PointerMotionMask);
1343 1613
1614=item $term->focus_in
1615
1616=item $term->focus_out
1617
1618=item $term->key_press ($state, $keycode[, $time])
1619
1620=item $term->key_release ($state, $keycode[, $time])
1621
1622Deliver various fake events to to terminal.
1623
1344=item $window_width = $term->width 1624=item $window_width = $term->width
1345 1625
1346=item $window_height = $term->height 1626=item $window_height = $term->height
1347 1627
1348=item $font_width = $term->fwidth 1628=item $font_width = $term->fwidth
1378=item $env = $term->env 1658=item $env = $term->env
1379 1659
1380Returns a copy of the environment in effect for the terminal as a hashref 1660Returns a copy of the environment in effect for the terminal as a hashref
1381similar to C<\%ENV>. 1661similar to C<\%ENV>.
1382 1662
1663=item @envv = $term->envv
1664
1665Returns the environment as array of strings of the form C<VAR=VALUE>.
1666
1667=item @argv = $term->argv
1668
1669Return the argument vector as this terminal, similar to @ARGV, but
1670includes the program name as first element.
1671
1383=cut 1672=cut
1384 1673
1385sub env { 1674sub env {
1386 if (my $env = $_[0]->_env) {
1387 +{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), @$env } 1675 +{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), $_[0]->envv }
1388 } else {
1389 +{ %ENV }
1390 }
1391} 1676}
1392 1677
1393=item $modifiermask = $term->ModLevel3Mask 1678=item $modifiermask = $term->ModLevel3Mask
1394 1679
1395=item $modifiermask = $term->ModMetaMask 1680=item $modifiermask = $term->ModMetaMask
1403 1688
1404Returns the currently displayed screen (0 primary, 1 secondary). 1689Returns the currently displayed screen (0 primary, 1 secondary).
1405 1690
1406=item $cursor_is_hidden = $term->hidden_cursor 1691=item $cursor_is_hidden = $term->hidden_cursor
1407 1692
1408Returns wether the cursor is currently hidden or not. 1693Returns whether the cursor is currently hidden or not.
1409 1694
1410=item $view_start = $term->view_start ([$newvalue]) 1695=item $view_start = $term->view_start ([$newvalue])
1411 1696
1412Returns the row number of the topmost displayed line. Maximum value is 1697Returns the row number of the topmost displayed line. Maximum value is
1413C<0>, which displays the normal terminal contents. Lower values scroll 1698C<0>, which displays the normal terminal contents. Lower values scroll
1421 1706
1422Used after changing terminal contents to display them. 1707Used after changing terminal contents to display them.
1423 1708
1424=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) 1709=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]])
1425 1710
1426Returns the text of the entire row with number C<$row_number>. Row C<0> 1711Returns the text of the entire row with number C<$row_number>. Row C<< $term->top_row >>
1427is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost 1712is the topmost terminal line, row C<< $term->nrow-1 >> is the bottommost
1428terminal line. The scrollback buffer starts at line C<-1> and extends to
1429line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line 1713terminal line. Nothing will be returned if a nonexistent line
1430is requested. 1714is requested.
1431 1715
1432If C<$new_text> is specified, it will replace characters in the current 1716If C<$new_text> is specified, it will replace characters in the current
1433line, starting at column C<$start_col> (default C<0>), which is useful 1717line, starting at column C<$start_col> (default C<0>), which is useful
1434to replace only parts of a line. The font index in the rendition will 1718to replace only parts of a line. The font index in the rendition will
1435automatically be updated. 1719automatically be updated.
1436 1720
1437C<$text> is in a special encoding: tabs and wide characters that use more 1721C<$text> is in a special encoding: tabs and wide characters that use more
1438than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535) 1722than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1439characters. Characters with combining characters and other characters that 1723characters. Characters with combining characters and other characters that
1440do not fit into the normal tetx encoding will be replaced with characters 1724do not fit into the normal text encoding will be replaced with characters
1441in the private use area. 1725in the private use area.
1442 1726
1443You have to obey this encoding when changing text. The advantage is 1727You have to obey this encoding when changing text. The advantage is
1444that C<substr> and similar functions work on screen cells and not on 1728that C<substr> and similar functions work on screen cells and not on
1445characters. 1729characters.
1590where one character corresponds to one screen cell. See 1874where one character corresponds to one screen cell. See
1591C<< $term->ROW_t >> for details. 1875C<< $term->ROW_t >> for details.
1592 1876
1593=item $string = $term->special_decode $text 1877=item $string = $term->special_decode $text
1594 1878
1595Converts rxvt-unicodes text reprsentation into a perl string. See 1879Converts rxvt-unicodes text representation into a perl string. See
1596C<< $term->ROW_t >> for details. 1880C<< $term->ROW_t >> for details.
1597 1881
1598=item $success = $term->grab_button ($button, $modifiermask) 1882=item $success = $term->grab_button ($button, $modifiermask[, $window = $term->vt])
1599 1883
1884=item $term->ungrab_button ($button, $modifiermask[, $window = $term->vt])
1885
1600Registers a synchronous button grab. See the XGrabButton manpage. 1886Register/unregister a synchronous button grab. See the XGrabButton
1887manpage.
1601 1888
1602=item $success = $term->grab ($eventtime[, $sync]) 1889=item $success = $term->grab ($eventtime[, $sync])
1603 1890
1604Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or 1891Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1605synchronous (C<$sync> is true). Also remembers the grab timestampe. 1892synchronous (C<$sync> is true). Also remembers the grab timestamp.
1606 1893
1607=item $term->allow_events_async 1894=item $term->allow_events_async
1608 1895
1609Calls XAllowEvents with AsyncBoth for the most recent grab. 1896Calls XAllowEvents with AsyncBoth for the most recent grab.
1610 1897
1617Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most 1904Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1618recent grab. 1905recent grab.
1619 1906
1620=item $term->ungrab 1907=item $term->ungrab
1621 1908
1622Calls XUngrab for the most recent grab. Is called automatically on 1909Calls XUngrabPointer and XUngrabKeyboard for the most recent grab. Is called automatically on
1623evaluation errors, as it is better to lose the grab in the error case as 1910evaluation errors, as it is better to lose the grab in the error case as
1624the session. 1911the session.
1625 1912
1626=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists]) 1913=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1627 1914
1629 1916
1630=item @atoms = $term->XListProperties ($window) 1917=item @atoms = $term->XListProperties ($window)
1631 1918
1632=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property) 1919=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1633 1920
1634=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets) 1921=item $term->XChangeProperty ($window, $property, $type, $format, $octets)
1635 1922
1636=item $term->XDeleteProperty ($window, $property) 1923=item $term->XDeleteProperty ($window, $property)
1637 1924
1638=item $window = $term->DefaultRootWindow 1925=item $window = $term->DefaultRootWindow
1639 1926
1649 1936
1650=item $term->XChangeInput ($window, $add_events[, $del_events]) 1937=item $term->XChangeInput ($window, $add_events[, $del_events])
1651 1938
1652Various X or X-related functions. The C<$term> object only serves as 1939Various X or X-related functions. The C<$term> object only serves as
1653the source of the display, otherwise those functions map more-or-less 1940the source of the display, otherwise those functions map more-or-less
1654directory onto the X functions of the same name. 1941directly onto the X functions of the same name.
1655 1942
1656=back 1943=back
1657 1944
1658=cut 1945=cut
1659 1946
1723 my ($self, $text, $cb) = @_; 2010 my ($self, $text, $cb) = @_;
1724 2011
1725 $self->add_item ({ type => "button", text => $text, activate => $cb}); 2012 $self->add_item ({ type => "button", text => $text, activate => $cb});
1726} 2013}
1727 2014
1728=item $popup->add_toggle ($text, $cb, $initial_value) 2015=item $popup->add_toggle ($text, $initial_value, $cb)
1729 2016
1730Adds a toggle/checkbox item to the popup. Teh callback gets called 2017Adds a toggle/checkbox item to the popup. The callback gets called
1731whenever it gets toggled, with a boolean indicating its value as its first 2018whenever it gets toggled, with a boolean indicating its new value as its
1732argument. 2019first argument.
1733 2020
1734=cut 2021=cut
1735 2022
1736sub add_toggle { 2023sub add_toggle {
1737 my ($self, $text, $cb, $value) = @_; 2024 my ($self, $text, $value, $cb) = @_;
1738 2025
1739 my $item; $item = { 2026 my $item; $item = {
1740 type => "button", 2027 type => "button",
1741 text => " $text", 2028 text => " $text",
1742 value => $value, 2029 value => $value,
1761 my $env = $self->{term}->env; 2048 my $env = $self->{term}->env;
1762 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 2049 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1763 delete $env->{LC_ALL}; 2050 delete $env->{LC_ALL};
1764 $env->{LC_CTYPE} = $self->{term}->locale; 2051 $env->{LC_CTYPE} = $self->{term}->locale;
1765 2052
1766 urxvt::term->new ($env, "popup", 2053 my $term = urxvt::term->new (
2054 $env, "popup",
1767 "--perl-lib" => "", "--perl-ext-common" => "", 2055 "--perl-lib" => "", "--perl-ext-common" => "",
1768 "-pty-fd" => -1, "-sl" => 0, 2056 "-pty-fd" => -1, "-sl" => 0,
1769 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect", 2057 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1770 "--transient-for" => $self->{term}->parent, 2058 "--transient-for" => $self->{term}->parent,
1771 "-display" => $self->{term}->display_id, 2059 "-display" => $self->{term}->display_id,
1772 "-pe" => "urxvt-popup") 2060 "-pe" => "urxvt-popup",
1773 or die "unable to create popup window\n"; 2061 ) or die "unable to create popup window\n";
2062
2063 unless (delete $term->{urxvt_popup_init_done}) {
2064 $term->ungrab;
2065 $term->destroy;
2066 die "unable to initialise popup window\n";
2067 }
1774} 2068}
1775 2069
1776sub DESTROY { 2070sub DESTROY {
1777 my ($self) = @_; 2071 my ($self) = @_;
1778 2072
1783=back 2077=back
1784 2078
1785=cut 2079=cut
1786 2080
1787package urxvt::watcher; 2081package urxvt::watcher;
1788
1789@urxvt::timer::ISA = __PACKAGE__;
1790@urxvt::iow::ISA = __PACKAGE__;
1791@urxvt::pw::ISA = __PACKAGE__;
1792@urxvt::iw::ISA = __PACKAGE__;
1793 2082
1794=head2 The C<urxvt::timer> Class 2083=head2 The C<urxvt::timer> Class
1795 2084
1796This class implements timer watchers/events. Time is represented as a 2085This class implements timer watchers/events. Time is represented as a
1797fractional number of seconds since the epoch. Example: 2086fractional number of seconds since the epoch. Example:
1801 ->new 2090 ->new
1802 ->interval (1) 2091 ->interval (1)
1803 ->cb (sub { 2092 ->cb (sub {
1804 $term->{overlay}->set (0, 0, 2093 $term->{overlay}->set (0, 0,
1805 sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]); 2094 sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]);
1806 }); 2095 });
1807 2096
1808=over 4 2097=over 4
1809 2098
1810=item $timer = new urxvt::timer 2099=item $timer = new urxvt::timer
1811 2100
1814 2103
1815=item $timer = $timer->cb (sub { my ($timer) = @_; ... }) 2104=item $timer = $timer->cb (sub { my ($timer) = @_; ... })
1816 2105
1817Set the callback to be called when the timer triggers. 2106Set the callback to be called when the timer triggers.
1818 2107
1819=item $tstamp = $timer->at
1820
1821Return the time this watcher will fire next.
1822
1823=item $timer = $timer->set ($tstamp) 2108=item $timer = $timer->set ($tstamp[, $interval])
1824 2109
1825Set the time the event is generated to $tstamp. 2110Set the time the event is generated to $tstamp (and optionally specifies a
2111new $interval).
1826 2112
1827=item $timer = $timer->interval ($interval) 2113=item $timer = $timer->interval ($interval)
1828 2114
1829Normally (and when C<$interval> is C<0>), the timer will automatically 2115By default (and when C<$interval> is C<0>), the timer will automatically
1830stop after it has fired once. If C<$interval> is non-zero, then the timer 2116stop after it has fired once. If C<$interval> is non-zero, then the timer
1831is automatically rescheduled at the given intervals. 2117is automatically rescheduled at the given intervals.
1832 2118
1833=item $timer = $timer->start 2119=item $timer = $timer->start
1834 2120
1835Start the timer. 2121Start the timer.
1836 2122
1837=item $timer = $timer->start ($tstamp) 2123=item $timer = $timer->start ($tstamp[, $interval])
1838 2124
1839Set the event trigger time to C<$tstamp> and start the timer. 2125Set the event trigger time to C<$tstamp> and start the timer. Optionally
2126also replaces the interval.
1840 2127
1841=item $timer = $timer->after ($delay) 2128=item $timer = $timer->after ($delay[, $interval])
1842 2129
1843Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>. 2130Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1844 2131
1845=item $timer = $timer->stop 2132=item $timer = $timer->stop
1846 2133
1854 2141
1855 $term->{socket} = ... 2142 $term->{socket} = ...
1856 $term->{iow} = urxvt::iow 2143 $term->{iow} = urxvt::iow
1857 ->new 2144 ->new
1858 ->fd (fileno $term->{socket}) 2145 ->fd (fileno $term->{socket})
1859 ->events (urxvt::EVENT_READ) 2146 ->events (urxvt::EV_READ)
1860 ->start 2147 ->start
1861 ->cb (sub { 2148 ->cb (sub {
1862 my ($iow, $revents) = @_; 2149 my ($iow, $revents) = @_;
1863 # $revents must be 1 here, no need to check 2150 # $revents must be 1 here, no need to check
1864 sysread $term->{socket}, my $buf, 8192 2151 sysread $term->{socket}, my $buf, 8192
1877Set the callback to be called when io events are triggered. C<$reventmask> 2164Set the callback to be called when io events are triggered. C<$reventmask>
1878is a bitset as described in the C<events> method. 2165is a bitset as described in the C<events> method.
1879 2166
1880=item $iow = $iow->fd ($fd) 2167=item $iow = $iow->fd ($fd)
1881 2168
1882Set the filedescriptor (not handle) to watch. 2169Set the file descriptor (not handle) to watch.
1883 2170
1884=item $iow = $iow->events ($eventmask) 2171=item $iow = $iow->events ($eventmask)
1885 2172
1886Set the event mask to watch. The only allowed values are 2173Set the event mask to watch. The only allowed values are
1887C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed 2174C<urxvt::EV_READ> and C<urxvt::EV_WRITE>, which might be ORed
1888together, or C<urxvt::EVENT_NONE>. 2175together, or C<urxvt::EV_NONE>.
1889 2176
1890=item $iow = $iow->start 2177=item $iow = $iow->start
1891 2178
1892Start watching for requested events on the given handle. 2179Start watching for requested events on the given handle.
1893 2180
1894=item $iow = $iow->stop 2181=item $iow = $iow->stop
1895 2182
1896Stop watching for events on the given filehandle. 2183Stop watching for events on the given file handle.
1897 2184
1898=back 2185=back
1899 2186
1900=head2 The C<urxvt::iw> Class 2187=head2 The C<urxvt::iw> Class
1901 2188
1934 ->new 2221 ->new
1935 ->start ($pid) 2222 ->start ($pid)
1936 ->cb (sub { 2223 ->cb (sub {
1937 my ($pw, $exit_status) = @_; 2224 my ($pw, $exit_status) = @_;
1938 ... 2225 ...
1939 }); 2226 });
1940 2227
1941=over 4 2228=over 4
1942 2229
1943=item $pw = new urxvt::pw 2230=item $pw = new urxvt::pw
1944 2231
1948 2235
1949Set the callback to be called when the timer triggers. 2236Set the callback to be called when the timer triggers.
1950 2237
1951=item $pw = $timer->start ($pid) 2238=item $pw = $timer->start ($pid)
1952 2239
1953Tells the wqtcher to start watching for process C<$pid>. 2240Tells the watcher to start watching for process C<$pid>.
1954 2241
1955=item $pw = $pw->stop 2242=item $pw = $pw->stop
1956 2243
1957Stop the watcher. 2244Stop the watcher.
1958 2245
1971 2258
1972=item >= 3 - script loading and management 2259=item >= 3 - script loading and management
1973 2260
1974=item >=10 - all called hooks 2261=item >=10 - all called hooks
1975 2262
1976=item >=11 - hook reutrn values 2263=item >=11 - hook return values
1977 2264
1978=back 2265=back
1979 2266
1980=head1 AUTHOR 2267=head1 AUTHOR
1981 2268
1982 Marc Lehmann <pcg@goof.com> 2269 Marc Lehmann <schmorp@schmorp.de>
1983 http://software.schmorp.de/pkg/rxvt-unicode 2270 http://software.schmorp.de/pkg/rxvt-unicode
1984 2271
1985=cut 2272=cut
1986 2273
19871 22741
2275
2276# vim: sw=3:

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