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Comparing rxvt-unicode/src/urxvt.pm (file contents):
Revision 1.134 by root, Sat Feb 11 02:31:13 2006 UTC vs.
Revision 1.217 by root, Sun Jun 10 13:58:05 2012 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
22	Everytime a terminal object gets created, extension scripts specified via	22	Every time a terminal object gets created, extension scripts specified via
23	the C<perl> resource are loaded and associated with it.	23	the C<perl> resource are loaded and associated with it.
24		24
25	Scripts are compiled in a 'use strict' and 'use utf8' environment, and	25	Scripts are compiled in a 'use strict "vars"' and 'use utf8' environment, and
26	thus must be encoded as UTF-8.	26	thus must be encoded as UTF-8.
27		27
28	Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where	28	Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where
29	scripts will be shared (but not enabled) for all terminals.	29	scripts will be shared (but not enabled) for all terminals.
30		30
		31	You can disable the embedded perl interpreter by setting both "perl-ext"
		32	and "perl-ext-common" resources to the empty string.
		33
31	=head1 PREPACKAGED EXTENSIONS	34	=head1 PREPACKAGED EXTENSIONS
32		35
33	This section describes the extensions delivered with this release. You can	36	This section describes the extensions delivered with this release. You can
34	find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>.	37	find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
35		38
…		…
37		40
38	@@RXVT_NAME@@ -pe <extensionname>	41	@@RXVT_NAME@@ -pe <extensionname>
39		42
40	Or by adding them to the resource for extensions loaded by default:	43	Or 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
65	The index number (0, 1...) must not have any holes, and each regex must	68	The index number (0, 1...) must not have any holes, and each regex must
66	contain at least one pair of capturing parentheses, which will be used for	69	contain at least one pair of capturing parentheses, which will be used for
67	the match. For example, the followign adds a regex that matches everything	70	the match. For example, the following adds a regex that matches everything
68	between two vertical bars:	71	between two vertical bars:
69		72
70	URxvt.selection.pattern-0: \\|([^|]+)\\|	73	URxvt.selection.pattern-0: \\|([^|]+)\\|
71		74
72	Another example: Programs I use often output "absolute path: " at the	75	Another example: Programs I use often output "absolute path: " at the
…		…
98		101
99	Other extensions can extend this popup menu by pushing a code reference	102	Other extensions can extend this popup menu by pushing a code reference
100	onto C<@{ $term->{option_popup_hook} }>, which gets called whenever the	103	onto C<@{ $term->{option_popup_hook} }>, which gets called whenever the
101	popup is being displayed.	104	popup is being displayed.
102		105
103	It's sole argument is the popup menu, which can be modified. It should	106	Its sole argument is the popup menu, which can be modified. It should
104	either return nothing or a string, the initial boolean value and a code	107	either return nothing or a string, the initial boolean value and a code
105	reference. The string will be used as button text and the code reference	108	reference. The string will be used as button text and the code reference
106	will be called when the toggle changes, with the new boolean value as	109	will be called when the toggle changes, with the new boolean value as
107	first argument.	110	first argument.
108		111
109	The following will add an entry C<myoption> that changes	112	The following will add an entry C<myoption> that changes
110	C<$self->{myoption}>:	113	C<< $self->{myoption} >>:
111		114
112	push @{ $self->{term}{option_popup_hook} }, sub {	115	push @{ $self->{term}{option_popup_hook} }, sub {
113	("my option" => $myoption, sub { $self->{myoption} = $_[0] })	116	("my option" => $myoption, sub { $self->{myoption} = $_[0] })
114	};	117	};
115		118
…		…
121		124
122	Other extensions can extend this popup menu by pushing a code reference	125	Other extensions can extend this popup menu by pushing a code reference
123	onto C<@{ $term->{selection_popup_hook} }>, which gets called whenever the	126	onto C<@{ $term->{selection_popup_hook} }>, which gets called whenever the
124	popup is being displayed.	127	popup is being displayed.
125		128
126	It's sole argument is the popup menu, which can be modified. The selection	129	Its sole argument is the popup menu, which can be modified. The selection
127	is in C<$_>, which can be used to decide wether to add something or not.	130	is in C<$_>, which can be used to decide whether to add something or not.
128	It should either return nothing or a string and a code reference. The	131	It should either return nothing or a string and a code reference. The
129	string will be used as button text and the code reference will be called	132	string will be used as button text and the code reference will be called
130	when the button gets activated and should transform C<$_>.	133	when the button gets activated and should transform C<$_>.
131		134
132	The following will add an entry C<a to b> that transforms all C<a>s in	135	The following will add an entry C<a to b> that transforms all C<a>s in
133	the selection to C<b>s, but only if the selection currently contains any	136	the selection to C<b>s, but only if the selection currently contains any
134	C<a>s:	137	C<a>s:
135		138
136	push @{ $self->{term}{selection_popup_hook} }, sub {	139	push @{ $self->{term}{selection_popup_hook} }, sub {
137	/a/ ? ("a to be" => sub { s/a/b/g }	140	/a/ ? ("a to b" => sub { s/a/b/g }
138	: ()	141	: ()
139	};	142	};
140		143
141	=item searchable-scrollback<hotkey> (enabled by default)	144	=item searchable-scrollback<hotkey> (enabled by default)
142		145
…		…
149	search. C<BackSpace> removes a character from the regex, C<Up> and C<Down>	152	search. C<BackSpace> removes a character from the regex, C<Up> and C<Down>
150	search upwards/downwards in the scrollback buffer, C<End> jumps to the	153	search upwards/downwards in the scrollback buffer, C<End> jumps to the
151	bottom. C<Escape> leaves search mode and returns to the point where search	154	bottom. C<Escape> leaves search mode and returns to the point where search
152	was started, while C<Enter> or C<Return> stay at the current position and	155	was started, while C<Enter> or C<Return> stay at the current position and
153	additionally stores the first match in the current line into the primary	156	additionally stores the first match in the current line into the primary
154	selection.	157	selection if the C<Shift> modifier is active.
		158
		159	The regex defaults to "(?i)", resulting in a case-insensitive search. To
		160	get a case-sensitive search you can delete this prefix using C<BackSpace>
		161	or simply use an uppercase character which removes the "(?i)" prefix.
		162
		163	See L<perlre> for more info about perl regular expression syntax.
155		164
156	=item readline (enabled by default)	165	=item readline (enabled by default)
157		166
158	A support package that tries to make editing with readline easier. At the	167	A support package that tries to make editing with readline easier. At
159	moment, it reacts to clicking with the left mouse button by trying to	168	the moment, it reacts to clicking shift-left mouse button by trying to
160	move the text cursor to this position. It does so by generating as many	169	move the text cursor to this position. It does so by generating as many
161	cursor-left or cursor-right keypresses as required (the this only works	170	cursor-left or cursor-right keypresses as required (this only works
162	for programs that correctly support wide characters).	171	for programs that correctly support wide characters).
163		172
164	To avoid too many false positives, this is only done when:	173	To avoid too many false positives, this is only done when:
165		174
166	=over 4	175	=over 4
…		…
214	the message into vi commands to load the file.	223	the message into vi commands to load the file.
215		224
216	=item tabbed	225	=item tabbed
217		226
218	This transforms the terminal into a tabbar with additional terminals, that	227	This transforms the terminal into a tabbar with additional terminals, that
219	is, it implements what is commonly refered to as "tabbed terminal". The topmost line	228	is, it implements what is commonly referred to as "tabbed terminal". The topmost line
220	displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one	229	displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
221	button per tab.	230	button per tab.
222		231
223	Clicking a button will activate that tab. Pressing B<Shift-Left> and	232	Clicking a button will activate that tab. Pressing B<Shift-Left> and
224	B<Shift-Right> will switch to the tab left or right of the current one,	233	B<Shift-Right> will switch to the tab left or right of the current one,
…		…
234	URxvt.tabbed.tab-bg: <colour-index, default 1>	243	URxvt.tabbed.tab-bg: <colour-index, default 1>
235		244
236	See I<COLOR AND GRAPHICS> in the @@RXVT_NAME@@(1) manpage for valid	245	See I<COLOR AND GRAPHICS> in the @@RXVT_NAME@@(1) manpage for valid
237	indices.	246	indices.
238		247
239	=item mark-urls	248	=item matcher
240		249
241	Uses per-line display filtering (C<on_line_update>) to underline urls and	250	Uses per-line display filtering (C<on_line_update>) to underline text
242	make them clickable. When middle-clicked, the program specified in the	251	matching a certain pattern and make it clickable. When clicked with the
243	resource C<urlLauncher> (default C<x-www-browser>) will be started with	252	mouse button specified in the C<matcher.button> resource (default 2, or
244	the URL as first argument.	253	middle), the program specified in the C<matcher.launcher> resource
		254	(default, the C<urlLauncher> resource, C<sensible-browser>) will be started
		255	with the matched text as first argument. The default configuration is
		256	suitable for matching URLs and launching a web browser, like the
		257	former "mark-urls" extension.
		258
		259	The default pattern to match URLs can be overridden with the
		260	C<matcher.pattern.0> resource, and additional patterns can be specified
		261	with numbered patterns, in a manner similar to the "selection" extension.
		262	The launcher can also be overridden on a per-pattern basis.
		263
		264	It is possible to activate the most recently seen match or a list of matches
		265	from the keyboard. Simply bind a keysym to "perl:matcher:last" or
		266	"perl:matcher:list" as seen in the example below.
		267
		268	Example 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
245		278
246	=item xim-onthespot	279	=item xim-onthespot
247		280
248	This (experimental) perl extension implements OnTheSpot editing. It does	281	This (experimental) perl extension implements OnTheSpot editing. It does
249	not work perfectly, and some input methods don't seem to work well with	282	not work perfectly, and some input methods don't seem to work well with
250	OnTheSpot editing in general, but it seems to work at leats for SCIM and	283	OnTheSpot editing in general, but it seems to work at least for SCIM and
251	kinput2.	284	kinput2.
252		285
253	You enable it by specifying this extension and a preedit style of	286	You enable it by specifying this extension and a preedit style of
254	C<OnTheSpot>, i.e.:	287	C<OnTheSpot>, i.e.:
255		288
256	@@RXVT_NAME@@ -pt OnTheSpot -pe xim-onthespot	289	@@RXVT_NAME@@ -pt OnTheSpot -pe xim-onthespot
257		290
258	=item automove-background	291	=item kuake<hotkey>
259		292
260	This is basically a one-line extension that dynamically changes the background pixmap offset	293	A very primitive quake-console-like extension. It was inspired by a
261	to the window position, in effect creating the same effect as pseudo transparency with	294	description of how the programs C<kuake> and C<yakuake> work: Whenever the
262	a custom pixmap. No scaling is supported in this mode. Exmaple:	295	user presses a global accelerator key (by default C<F10>), the terminal
		296	will show or hide itself. Another press of the accelerator key will hide
		297	or show it again.
263		298
264	@@RXVT_NAME@@ -pixmap background.xpm -pe automove-background	299	Initially, the window will not be shown when using this extension.
		300
		301	This is useful if you need a single terminal that is not using any desktop
		302	space most of the time but is quickly available at the press of a key.
		303
		304	The accelerator key is grabbed regardless of any modifiers, so this
		305	extension will actually grab a physical key just for this function.
		306
		307	If you want a quake-like animation, tell your window manager to do so
		308	(fvwm can do it).
		309
		310	=item overlay-osc
		311
		312	This extension implements some OSC commands to display timed popups on the
		313	screen - useful for status displays from within scripts. You have to read
		314	the sources for more info.
265		315
266	=item block-graphics-to-ascii	316	=item block-graphics-to-ascii
267		317
268	A not very useful example of filtering all text output to the terminal,	318	A not very useful example of filtering all text output to the terminal
269	by replacing all line-drawing characters (U+2500 .. U+259F) by a	319	by replacing all line-drawing characters (U+2500 .. U+259F) by a
270	similar-looking ascii character.	320	similar-looking ascii character.
271		321
272	=item digital-clock	322	=item digital-clock
273		323
274	Displays a digital clock using the built-in overlay.	324	Displays a digital clock using the built-in overlay.
275		325
276	=item remote-clipboard	326	=item remote-clipboard
277		327
278	Somewhat of a misnomer, this extension adds two menu entries to the	328	Somewhat of a misnomer, this extension adds two menu entries to the
279	selection popup that allows one ti run external commands to store the	329	selection popup that allows one to run external commands to store the
280	selection somewhere and fetch it again.	330	selection somewhere and fetch it again.
281		331
282	We use it to implement a "distributed selection mechanism", which just	332	We use it to implement a "distributed selection mechanism", which just
283	means that one command uploads the file to a remote server, and another	333	means that one command uploads the file to a remote server, and another
284	reads it.	334	reads it.
…		…
293	URxvt.remote-selection.store: rsh ruth 'cat >/tmp/distributed-selection'	343	URxvt.remote-selection.store: rsh ruth 'cat >/tmp/distributed-selection'
294	URxvt.remote-selection.fetch: rsh ruth 'cat /tmp/distributed-selection'	344	URxvt.remote-selection.fetch: rsh ruth 'cat /tmp/distributed-selection'
295		345
296	=item selection-pastebin	346	=item selection-pastebin
297		347
298	This is a little rarely useful extension that Uploads the selection as	348	This is a little rarely useful extension that uploads the selection as
299	textfile to a remote site (or does other things). (The implementation is	349	textfile to a remote site (or does other things). (The implementation is
300	not currently secure for use in a multiuser environment as it writes to	350	not currently secure for use in a multiuser environment as it writes to
301	F</tmp> directly.).	351	F</tmp> directly.).
302		352
303	It listens to the C<selection-pastebin:remote-pastebin> keyboard command,	353	It listens to the C<selection-pastebin:remote-pastebin> keyboard command,
…		…
320	in the C<selection-pastebin-url> resource (again, the % is the placeholder	370	in the C<selection-pastebin-url> resource (again, the % is the placeholder
321	for the filename):	371	for the filename):
322		372
323	URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%	373	URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
324		374
		375	I<Note to xrdb users:> xrdb uses the C preprocessor, which might interpret
		376	the double C</> characters as comment start. Use C<\057\057> instead,
		377	which works regardless of whether xrdb is used to parse the resource file
		378	or not.
		379
		380	=item macosx-clipboard and macosx-clipboard-native
		381
		382	These two modules implement an extended clipboard for Mac OS X. They are
		383	used 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
		389	The difference between them is that the native variant requires a
		390	perl from apple's devkit or so, and C<macosx-clipboard> requires the
		391	C<Mac::Pasteboard> module, works with other perls, has fewer bugs, is
		392	simpler etc. etc.
		393
325	=item example-refresh-hooks	394	=item example-refresh-hooks
326		395
327	Displays a very simple digital clock in the upper right corner of the	396	Displays a very simple digital clock in the upper right corner of the
328	window. Illustrates overwriting the refresh callbacks to create your own	397	window. Illustrates overwriting the refresh callbacks to create your own
329	overlays or changes.	398	overlays or changes.
		399
		400	=item confirm-paste
		401
		402	Displays a confirmation dialog when a paste containing at least a full
		403	line is detected.
		404
		405	=item bell-command
		406
		407	Runs the command specified by the C<URxvt.bell-command> resource when
		408	a bell event occurs. For example, the following pops up a notification
		409	bubble with the text "Beep, Beep" using notify-send:
		410
		411	URxvt.bell-command: notify-send "Beep, Beep"
330		412
331	=back	413	=back
332		414
333	=head1 API DOCUMENTATION	415	=head1 API DOCUMENTATION
334		416
…		…
350		432
351	=over 4	433	=over 4
352		434
353	=item $text	435	=item $text
354		436
355	Rxvt-unicodes special way of encoding text, where one "unicode" character	437	Rxvt-unicode's special way of encoding text, where one "unicode" character
356	always represents one screen cell. See L<ROW_t> for a discussion of this format.	438	always represents one screen cell. See L<ROW_t> for a discussion of this format.
357		439
358	=item $string	440	=item $string
359		441
360	A perl text string, with an emphasis on I<text>. It can store all unicode	442	A perl text string, with an emphasis on I<text>. It can store all unicode
…		…
364	=item $octets	446	=item $octets
365		447
366	Either binary data or - more common - a text string encoded in a	448	Either binary data or - more common - a text string encoded in a
367	locale-specific way.	449	locale-specific way.
368		450
		451	=item $keysym
		452
		453	an integer that is a valid X11 keysym code. You can convert a string
		454	into a keysym and viceversa by using C<XStringToKeysym> and
		455	C<XKeysymToString>.
		456
369	=back	457	=back
370		458
371	=head2 Extension Objects	459	=head2 Extension Objects
372		460
373	Very perl extension is a perl class. A separate perl object is created	461	Every perl extension is a perl class. A separate perl object is created
374	for each terminal and each extension and passed as the first parameter to	462	for each terminal, and each terminal has its own set of extension objects,
375	hooks. So extensions can use their C<$self> object without having to think	463	which are passed as the first parameter to hooks. So extensions can use
376	about other extensions, with the exception of methods and members that	464	their C<$self> object without having to think about clashes with other
		465	extensions or other terminals, with the exception of methods and members
377	begin with an underscore character C<_>: these are reserved for internal	466	that begin with an underscore character C<_>: these are reserved for
378	use.	467	internal use.
379		468
380	Although it isn't a C<urxvt::term> object, you can call all methods of the	469	Although it isn't a C<urxvt::term> object, you can call all methods of the
381	C<urxvt::term> class on this object.	470	C<urxvt::term> class on this object.
382		471
383	It has the following methods and data members:	472	It has the following methods and data members:
…		…
404	=head2 Hooks	493	=head2 Hooks
405		494
406	The following subroutines can be declared in extension files, and will be	495	The following subroutines can be declared in extension files, and will be
407	called whenever the relevant event happens.	496	called whenever the relevant event happens.
408		497
409	The first argument passed to them is an extension oject as described in	498	The first argument passed to them is an extension object as described in
410	the in the C<Extension Objects> section.	499	the in the C<Extension Objects> section.
411		500
412	B<All> of these hooks must return a boolean value. If any of the called	501	B<All> of these hooks must return a boolean value. If any of the called
413	hooks returns true, then the event counts as being I<consumed>, and the	502	hooks returns true, then the event counts as being I<consumed>, and the
414	relevant action might not be carried out by the C++ code.	503	relevant action might not be carried out by the C++ code.
…		…
427	place.	516	place.
428		517
429	=item on_start $term	518	=item on_start $term
430		519
431	Called at the very end of initialisation of a new terminal, just before	520	Called at the very end of initialisation of a new terminal, just before
432	trying to map (display) the toplevel and returning to the mainloop.	521	trying to map (display) the toplevel and returning to the main loop.
433		522
434	=item on_destroy $term	523	=item on_destroy $term
435		524
436	Called whenever something tries to destroy terminal, when the terminal is	525	Called whenever something tries to destroy terminal, when the terminal is
437	still fully functional (not for long, though).	526	still fully functional (not for long, though).
…		…
464		553
465	Called whenever a selection has been copied, but before the selection is	554	Called whenever a selection has been copied, but before the selection is
466	requested from the server. The selection text can be queried and changed	555	requested from the server. The selection text can be queried and changed
467	by calling C<< $term->selection >>.	556	by calling C<< $term->selection >>.
468		557
469	Returning a true value aborts selection grabbing. It will still be hilighted.	558	Returning a true value aborts selection grabbing. It will still be highlighted.
470		559
471	=item on_sel_extend $term	560	=item on_sel_extend $term
472		561
473	Called whenever the user tries to extend the selection (e.g. with a double	562	Called whenever the user tries to extend the selection (e.g. with a double
474	click) and is either supposed to return false (normal operation), or	563	click) and is either supposed to return false (normal operation), or
475	should extend the selection itelf and return true to suppress the built-in	564	should extend the selection itself and return true to suppress the built-in
476	processing. This can happen multiple times, as long as the callback	565	processing. This can happen multiple times, as long as the callback
477	returns true, it will be called on every further click by the user and is	566	returns true, it will be called on every further click by the user and is
478	supposed to enlarge the selection more and more, if possible.	567	supposed to enlarge the selection more and more, if possible.
479		568
480	See the F<selection> example extension.	569	See the F<selection> example extension.
481		570
482	=item on_view_change $term, $offset	571	=item on_view_change $term, $offset
483		572
484	Called whenever the view offset changes, i..e the user or program	573	Called whenever the view offset changes, i.e. the user or program
485	scrolls. Offset C<0> means display the normal terminal, positive values	574	scrolls. Offset C<0> means display the normal terminal, positive values
486	show this many lines of scrollback.	575	show this many lines of scrollback.
487		576
488	=item on_scroll_back $term, $lines, $saved	577	=item on_scroll_back $term, $lines, $saved
489		578
…		…
493		582
494	It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,	583	It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
495	$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total	584	$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
496	number of lines that will be in the scrollback buffer.	585	number of lines that will be in the scrollback buffer.
497		586
498	=item on_osc_seq $term, $string	587	=item on_osc_seq $term, $op, $args, $resp
		588
		589	Called on every OSC sequence and can be used to suppress it or modify its
		590	behaviour. The default should be to return an empty list. A true value
		591	suppresses execution of the request completely. Make sure you don't get
		592	confused by recursive invocations when you output an OSC sequence within
		593	this callback.
		594
		595	C<on_osc_seq_perl> should be used for new behaviour.
		596
		597	=item on_osc_seq_perl $term, $args, $resp
499		598
500	Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =	599	Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
501	operating system command) is processed. Cursor position and other state	600	operating system command) is processed. Cursor position and other state
502	information is up-to-date when this happens. For interoperability, the	601	information is up-to-date when this happens. For interoperability, the
503	string should start with the extension name and a colon, to distinguish	602	string should start with the extension name (sans -osc) and a semicolon,
504	it from commands for other extensions, and this might be enforced in the	603	to distinguish it from commands for other extensions, and this might be
505	future.	604	enforced in the future.
		605
		606	For example, C<overlay-osc> uses this:
		607
		608	sub on_osc_seq_perl {
		609	my ($self, $osc, $resp) = @_;
		610
		611	return unless $osc =~ s/^overlay;//;
		612
		613	... process remaining $osc string
		614	}
506		615
507	Be careful not ever to trust (in a security sense) the data you receive,	616	Be careful not ever to trust (in a security sense) the data you receive,
508	as its source can not easily be controleld (e-mail content, messages from	617	as its source can not easily be controlled (e-mail content, messages from
509	other users on the same system etc.).	618	other users on the same system etc.).
		619
		620	For responses, C<$resp> contains the end-of-args separator used by the
		621	sender.
510		622
511	=item on_add_lines $term, $string	623	=item on_add_lines $term, $string
512		624
513	Called whenever text is about to be output, with the text as argument. You	625	Called whenever text is about to be output, with the text as argument. You
514	can filter/change and output the text yourself by returning a true value	626	can filter/change and output the text yourself by returning a true value
…		…
519	=item on_tt_write $term, $octets	631	=item on_tt_write $term, $octets
520		632
521	Called whenever some data is written to the tty/pty and can be used to	633	Called whenever some data is written to the tty/pty and can be used to
522	suppress or filter tty input.	634	suppress or filter tty input.
523		635
		636	=item on_tt_paste $term, $octets
		637
		638	Called whenever text is about to be pasted, with the text as argument. You
		639	can filter/change and paste the text yourself by returning a true value
		640	and calling C<< $term->tt_paste >> yourself. C<$octets> is
		641	locale-encoded.
		642
524	=item on_line_update $term, $row	643	=item on_line_update $term, $row
525		644
526	Called whenever a line was updated or changed. Can be used to filter	645	Called whenever a line was updated or changed. Can be used to filter
527	screen output (e.g. underline urls or other useless stuff). Only lines	646	screen output (e.g. underline urls or other useless stuff). Only lines
528	that are being shown will be filtered, and, due to performance reasons,	647	that are being shown will be filtered, and, due to performance reasons,
…		…
535	later with the already-modified line (e.g. if unrelated parts change), so	654	later with the already-modified line (e.g. if unrelated parts change), so
536	you cannot just toggle rendition bits, but only set them.	655	you cannot just toggle rendition bits, but only set them.
537		656
538	=item on_refresh_begin $term	657	=item on_refresh_begin $term
539		658
540	Called just before the screen gets redrawn. Can be used for overlay	659	Called just before the screen gets redrawn. Can be used for overlay or
541	or similar effects by modify terminal contents in refresh_begin, and	660	similar effects by modifying the terminal contents in refresh_begin, and
542	restoring them in refresh_end. The built-in overlay and selection display	661	restoring them in refresh_end. The built-in overlay and selection display
543	code is run after this hook, and takes precedence.	662	code is run after this hook, and takes precedence.
544		663
545	=item on_refresh_end $term	664	=item on_refresh_end $term
546		665
547	Called just after the screen gets redrawn. See C<on_refresh_begin>.	666	Called just after the screen gets redrawn. See C<on_refresh_begin>.
548		667
549	=item on_user_command $term, $string	668	=item on_user_command $term, $string
550		669
551	Called whenever the a user-configured event is being activated (e.g. via	670	Called whenever a user-configured event is being activated (e.g. via
552	a C<perl:string> action bound to a key, see description of the B<keysym>	671	a C<perl:string> action bound to a key, see description of the B<keysym>
553	resource in the @@RXVT_NAME@@(1) manpage).	672	resource in the @@RXVT_NAME@@(1) manpage).
554		673
555	The event is simply the action string. This interface is assumed to change	674	The event is simply the action string. This interface is assumed to change
556	slightly in the future.	675	slightly in the future.
557		676
		677	=item on_register_command $term, $keysym, $modifiermask, $string
		678
		679	Called after parsing a keysym resource but before registering the
		680	associated binding. If this hook returns TRUE the binding is not
		681	registered. It can be used to modify a binding by calling
		682	C<register_command>.
		683
558	=item on_resize_all_windows $tern, $new_width, $new_height	684	=item on_resize_all_windows $term, $new_width, $new_height
559		685
560	Called just after the new window size has been calculcated, but before	686	Called just after the new window size has been calculated, but before
561	windows are actually being resized or hints are being set. If this hook	687	windows are actually being resized or hints are being set. If this hook
562	returns TRUE, setting of the window hints is being skipped.	688	returns TRUE, setting of the window hints is being skipped.
563		689
564	=item on_x_event $term, $event	690	=item on_x_event $term, $event
565		691
566	Called on every X event received on the vt window (and possibly other	692	Called on every X event received on the vt window (and possibly other
567	windows). Should only be used as a last resort. Most event structure	693	windows). Should only be used as a last resort. Most event structure
568	members are not passed.	694	members are not passed.
569		695
		696	=item on_root_event $term, $event
		697
		698	Like C<on_x_event>, but is called for events on the root window.
		699
570	=item on_focus_in $term	700	=item on_focus_in $term
571		701
572	Called whenever the window gets the keyboard focus, before rxvt-unicode	702	Called whenever the window gets the keyboard focus, before rxvt-unicode
573	does focus in processing.	703	does focus in processing.
574		704
575	=item on_focus_out $term	705	=item on_focus_out $term
576		706
577	Called wheneever the window loses keyboard focus, before rxvt-unicode does	707	Called whenever the window loses keyboard focus, before rxvt-unicode does
578	focus out processing.	708	focus out processing.
579		709
580	=item on_configure_notify $term, $event	710	=item on_configure_notify $term, $event
581		711
582	=item on_property_notify $term, $event	712	=item on_property_notify $term, $event
…		…
593		723
594	=item on_map_notify $term, $event	724	=item on_map_notify $term, $event
595		725
596	=item on_unmap_notify $term, $event	726	=item on_unmap_notify $term, $event
597		727
598	Called whenever the corresponding X event is received for the terminal If	728	Called whenever the corresponding X event is received for the terminal. If
599	the hook returns true, then the even will be ignored by rxvt-unicode.	729	the hook returns true, then the event will be ignored by rxvt-unicode.
600		730
601	The event is a hash with most values as named by Xlib (see the XEvent	731	The event is a hash with most values as named by Xlib (see the XEvent
602	manpage), with the additional members C<row> and C<col>, which are the	732	manpage), with the additional members C<row> and C<col>, which are the
603	(real, not screen-based) row and column under the mouse cursor.	733	(real, not screen-based) row and column under the mouse cursor.
604		734
…		…
614	=item on_wm_delete_window $term, $event	744	=item on_wm_delete_window $term, $event
615		745
616	Called when various types of ClientMessage events are received (all with	746	Called when various types of ClientMessage events are received (all with
617	format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).	747	format=32, WM_PROTOCOLS or WM_PROTOCOLS:WM_DELETE_WINDOW).
618		748
		749	=item on_bell $term
		750
		751	Called on receipt of a bell character.
		752
619	=back	753	=back
620		754
621	=cut	755	=cut
622		756
623	package urxvt;	757	package urxvt;
624		758
625	use utf8;	759	use utf8;
626	use strict;	760	use strict 'vars';
627	use Carp ();	761	use Carp ();
628	use Scalar::Util ();	762	use Scalar::Util ();
629	use List::Util ();	763	use List::Util ();
630		764
631	our $VERSION = 1;	765	our $VERSION = 1;
632	our $TERM;	766	our $TERM;
633	our @TERM_INIT;	767	our @TERM_INIT; # should go, prevents async I/O etc.
634	our @TERM_EXT;	768	our @TERM_EXT; # should go, prevents async I/O etc.
635	our @HOOKNAME;	769	our @HOOKNAME;
636	our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;	770	our %HOOKTYPE = map +($HOOKNAME[$_] => $_), 0..$#HOOKNAME;
637	our %OPTION;	771	our %OPTION;
638		772
639	our $LIBDIR;	773	our $LIBDIR;
…		…
665	The current terminal. This variable stores the current C<urxvt::term>	799	The current terminal. This variable stores the current C<urxvt::term>
666	object, whenever a callback/hook is executing.	800	object, whenever a callback/hook is executing.
667		801
668	=item @urxvt::TERM_INIT	802	=item @urxvt::TERM_INIT
669		803
670	All coderefs in this array will be called as methods of the next newly	804	All code references in this array will be called as methods of the next newly
671	created C<urxvt::term> object (during the C<on_init> phase). The array	805	created C<urxvt::term> object (during the C<on_init> phase). The array
672	gets cleared before the codereferences that were in it are being executed,	806	gets cleared before the code references that were in it are being executed,
673	so coderefs can push themselves onto it again if they so desire.	807	so references can push themselves onto it again if they so desire.
674		808
675	This complements to the perl-eval commandline option, but gets executed	809	This complements to the perl-eval command line option, but gets executed
676	first.	810	first.
677		811
678	=item @urxvt::TERM_EXT	812	=item @urxvt::TERM_EXT
679		813
680	Works similar to C<@TERM_INIT>, but contains perl package/class names, which	814	Works similar to C<@TERM_INIT>, but contains perl package/class names, which
…		…
687		821
688	=over 4	822	=over 4
689		823
690	=item urxvt::fatal $errormessage	824	=item urxvt::fatal $errormessage
691		825
692	Fatally aborts execution with the given error message. Avoid at all	826	Fatally aborts execution with the given error message (which should
693	costs! The only time this is acceptable is when the terminal process	827	include a trailing newline). Avoid at all costs! The only time this
694	starts up.	828	is acceptable (and useful) is in the init hook, where it prevents the
		829	terminal from starting up.
695		830
696	=item urxvt::warn $string	831	=item urxvt::warn $string
697		832
698	Calls C<rxvt_warn> with the given string which should not include a	833	Calls C<rxvt_warn> with the given string which should include a trailing
699	newline. The module also overwrites the C<warn> builtin with a function	834	newline. The module also overwrites the C<warn> builtin with a function
700	that calls this function.	835	that calls this function.
701		836
702	Using this function has the advantage that its output ends up in the	837	Using this function has the advantage that its output ends up in the
703	correct place, e.g. on stderr of the connecting urxvtc client.	838	correct place, e.g. on stderr of the connecting urxvtc client.
…		…
705	Messages have a size limit of 1023 bytes currently.	840	Messages have a size limit of 1023 bytes currently.
706		841
707	=item @terms = urxvt::termlist	842	=item @terms = urxvt::termlist
708		843
709	Returns all urxvt::term objects that exist in this process, regardless of	844	Returns all urxvt::term objects that exist in this process, regardless of
710	wether they are started, being destroyed etc., so be careful. Only term	845	whether they are started, being destroyed etc., so be careful. Only term
711	objects that have perl extensions attached will be returned (because there	846	objects that have perl extensions attached will be returned (because there
712	is no urxvt::term objet associated with others).	847	is no urxvt::term object associated with others).
713		848
714	=item $time = urxvt::NOW	849	=item $time = urxvt::NOW
715		850
716	Returns the "current time" (as per the event loop).	851	Returns the "current time" (as per the event loop).
717		852
…		…
760		895
761	=item $rend = urxvt::OVERLAY_RSTYLE	896	=item $rend = urxvt::OVERLAY_RSTYLE
762		897
763	Return the rendition mask used for overlays by default.	898	Return the rendition mask used for overlays by default.
764		899
765	=item $rendbit = urxvt::RS_Bold, RS_Italic, RS_Blink, RS_RVid, RS_Uline	900	=item $rendbit = urxvt::RS_Bold, urxvt::RS_Italic, urxvt::RS_Blink,
		901	urxvt::RS_RVid, urxvt::RS_Uline
766		902
767	Return the bit that enabled bold, italic, blink, reverse-video and	903	Return the bit that enabled bold, italic, blink, reverse-video and
768	underline, respectively. To enable such a style, just logically OR it into	904	underline, respectively. To enable such a style, just logically OR it into
769	the bitset.	905	the bitset.
770		906
…		…
807	};	943	};
808	}	944	}
809		945
810	no warnings 'utf8';	946	no warnings 'utf8';
811		947
		948	sub parse_resource {
		949	my ($term, $name, $isarg, $longopt, $flag, $value) = @_;
		950
		951	$name =~ y/-/./ if $isarg;
		952
		953	$term->scan_meta;
		954
		955	my $r = $term->{meta}{resource};
		956	keys %$r; # reste iterator
		957	while (my ($pattern, $v) = each %$r) {
		958	if (
		959	$pattern =~ /\.$/
		960	? $pattern eq substr $name, 0, length $pattern
		961	: $pattern eq $name
		962	) {
		963	$name = "$urxvt::RESCLASS.$name";
		964
		965	push @{ $term->{perl_ext_3} }, $v->[0];
		966
		967	if ($v->[1] eq "boolean") {
		968	$term->put_option_db ($name, $flag ? "true" : "false");
		969	return 1;
		970	} else {
		971	$term->put_option_db ($name, $value);
		972	return 1 + 2;
		973	}
		974	}
		975	}
		976
		977	0
		978	}
		979
		980	sub usage {
		981	my ($term, $usage_type) = @_;
		982
		983	$term->scan_meta;
		984
		985	my $r = $term->{meta}{resource};
		986
		987	for my $pattern (sort keys %$r) {
		988	my ($ext, $type, $desc) = @{ $r->{$pattern} };
		989
		990	$desc .= " (-pe $ext)";
		991
		992	if ($usage_type == 1) {
		993	$pattern =~ y/./-/;
		994	$pattern =~ s/-$/-.../g;
		995
		996	if ($type eq "boolean") {
		997	urxvt::log sprintf " -%-30s %s\n", "/+$pattern", $desc;
		998	} else {
		999	urxvt::log sprintf " -%-30s %s\n", "$pattern $type", $desc;
		1000	}
		1001	} else {
		1002	$pattern =~ s/\.$/.*/g;
		1003	urxvt::log sprintf " %-31s %s\n", "$pattern:", $type;
		1004	}
		1005	}
		1006	}
		1007
812	my $verbosity = $ENV{URXVT_PERL_VERBOSITY};	1008	my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
813		1009
814	sub verbose {	1010	sub verbose {
815	my ($level, $msg) = @_;	1011	my ($level, $msg) = @_;
816	warn "$msg\n" if $level <= $verbosity;	1012	warn "$msg\n" if $level <= $verbosity;
…		…
828	$pkg =~ s/[^[:word:]]/_/g;	1024	$pkg =~ s/[^[:word:]]/_/g;
829	$pkg = "urxvt::ext::$pkg";	1025	$pkg = "urxvt::ext::$pkg";
830		1026
831	verbose 3, "loading extension '$path' into package '$pkg'";	1027	verbose 3, "loading extension '$path' into package '$pkg'";
832		1028
		1029	(${"$pkg\::_NAME"} = $path) =~ s/^.*[\\\/]//; # hackish
		1030
833	open my $fh, "<:raw", $path	1031	open my $fh, "<:raw", $path
834	or die "$path: $!";	1032	or die "$path: $!";
835		1033
836	my $source =	1034	my $source =
837	"package $pkg; use strict; use utf8; no warnings 'utf8';\n"	1035	"package $pkg; use strict 'vars'; use utf8; no warnings 'utf8';\n"
838	. "#line 1 \"$path\"\n{\n"	1036	. "#line 1 \"$path\"\n{\n"
839	. (do { local $/; <$fh> })	1037	. (do { local $/; <$fh> })
840	. "\n};\n1";	1038	. "\n};\n1";
841		1039
842	eval $source	1040	eval $source
…		…
852	sub invoke {	1050	sub invoke {
853	local $TERM = shift;	1051	local $TERM = shift;
854	my $htype = shift;	1052	my $htype = shift;
855		1053
856	if ($htype == 0) { # INIT	1054	if ($htype == 0) { # INIT
857	my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");	1055	my @dirs = $TERM->perl_libdirs;
858		1056
859	my %ext_arg;	1057	my %ext_arg;
860		1058
861	{	1059	{
862	my @init = @TERM_INIT;	1060	my @init = @TERM_INIT;
863	@TERM_INIT = ();	1061	@TERM_INIT = ();
…		…
865	my @pkg = @TERM_EXT;	1063	my @pkg = @TERM_EXT;
866	@TERM_EXT = ();	1064	@TERM_EXT = ();
867	$TERM->register_package ($_) for @pkg;	1065	$TERM->register_package ($_) for @pkg;
868	}	1066	}
869		1067
		1068	for (
		1069	@{ delete $TERM->{perl_ext_3} },
870	for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {	1070	grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2
		1071	) {
871	if ($_ eq "default") {	1072	if ($_ eq "default") {
872	$ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);	1073	$ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
873	} elsif (/^-(.*)$/) {	1074	} elsif (/^-(.*)$/) {
874	delete $ext_arg{$1};	1075	delete $ext_arg{$1};
875	} elsif (/^([^<]+)<(.*)>$/) {	1076	} elsif (/^([^<]+)<(.*)>$/) {
…		…
897		1098
898	if (my $cb = $TERM->{_hook}[$htype]) {	1099	if (my $cb = $TERM->{_hook}[$htype]) {
899	verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")"	1100	verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")"
900	if $verbosity >= 10;	1101	if $verbosity >= 10;
901		1102
902	keys %$cb;	1103	for my $pkg (keys %$cb) {
903
904	while (my ($pkg, $cb) = each %$cb) {
905	my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) };	1104	my $retval_ = eval { $cb->{$pkg}->($TERM->{_pkg}{$pkg}, @_) };
906	$retval ||= $retval_;	1105	$retval ||= $retval_;
907		1106
908	if ($@) {	1107	if ($@) {
909	$TERM->ungrab; # better to lose the grab than the session	1108	$TERM->ungrab; # better to lose the grab than the session
910	warn $@;	1109	warn $@;
…		…
928		1127
929	sub SET_COLOR($$$) {	1128	sub SET_COLOR($$$) {
930	SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2])	1129	SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2])
931	}	1130	}
932		1131
933	# urxvt::term::extension	1132	sub rend2mask {
		1133	no strict 'refs';
		1134	my ($str, $mask) = (@_, 0);
		1135	my %color = ( fg => undef, bg => undef );
		1136	my @failed;
		1137	for my $spec ( split /\s+/, $str ) {
		1138	if ( $spec =~ /^([fb]g)[_:-]?(\d+)/i ) {
		1139	$color{lc($1)} = $2;
		1140	} else {
		1141	my $neg = $spec =~ s/^[-^]//;
		1142	unless ( exists &{"RS_$spec"} ) {
		1143	push @failed, $spec;
		1144	next;
		1145	}
		1146	my $cur = &{"RS_$spec"};
		1147	if ( $neg ) {
		1148	$mask &= ~$cur;
		1149	} else {
		1150	$mask |= $cur;
		1151	}
		1152	}
		1153	}
		1154	($mask, @color{qw(fg bg)}, \@failed)
		1155	}
934		1156
935	package urxvt::term::extension;	1157	package urxvt::term::extension;
936		1158
937	sub enable {	1159	sub enable {
938	my ($self, %hook) = @_;	1160	my ($self, %hook) = @_;
…		…
993		1215
994	sub urxvt::destroy_hook(&) {	1216	sub urxvt::destroy_hook(&) {
995	bless \shift, urxvt::destroy_hook::	1217	bless \shift, urxvt::destroy_hook::
996	}	1218	}
997		1219
		1220	sub x_resource {
		1221	my ($self, $name) = @_;
		1222	$name =~ s/^%(\.|$)/$_[0]{_name}$1/;
		1223	$self->{term}->x_resource ($name)
		1224	}
		1225
		1226	sub x_resource_boolean {
		1227	my ($self, $name) = @_;
		1228	$name =~ s/^%(\.|$)/$_[0]{_name}$1/;
		1229	$self->{term}->x_resource_boolean ($name)
		1230	}
		1231
998	package urxvt::anyevent;	1232	package urxvt::anyevent;
999		1233
1000	=head2 The C<urxvt::anyevent> Class	1234	=head2 The C<urxvt::anyevent> Class
1001		1235
1002	The sole purpose of this class is to deliver an interface to the	1236	The sole purpose of this class is to deliver an interface to the
1003	C<AnyEvent> module - any module using it will work inside urxvt without	1237	C<AnyEvent> module - any module using it will work inside urxvt without
1004	further programming. The only exception is that you cannot wait on	1238	further programming. The only exception is that you cannot wait on
1005	condition variables, but non-blocking condvar use is ok. What this means	1239	condition variables, but non-blocking condvar use is ok.
1006	is that you cannot use blocking APIs, but the non-blocking variant should	1240
1007	work.	1241	In practical terms this means is that you cannot use blocking APIs, but
		1242	the non-blocking variant should work.
1008		1243
1009	=cut	1244	=cut
1010		1245
1011	our $VERSION = 1;	1246	our $VERSION = '5.23';
1012		1247
1013	$INC{"urxvt/anyevent.pm"} = 1; # mark us as there	1248	$INC{"urxvt/anyevent.pm"} = 1; # mark us as there
1014	push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::];	1249	push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::];
1015		1250
1016	sub timer {	1251	sub timer {
…		…
1018		1253
1019	my $cb = $arg{cb};	1254	my $cb = $arg{cb};
1020		1255
1021	urxvt::timer	1256	urxvt::timer
1022	->new	1257	->new
1023	->start (urxvt::NOW + $arg{after})	1258	->after ($arg{after}, $arg{interval})
1024	->cb (sub {	1259	->cb ($arg{interval} ? $cb : sub {
1025	$_[0]->stop; # need to cancel manually	1260	$_[0]->stop; # need to cancel manually
1026	$cb->();	1261	$cb->();
1027	})	1262	})
1028	}	1263	}
1029		1264
1030	sub io {	1265	sub io {
1031	my ($class, %arg) = @_;	1266	my ($class, %arg) = @_;
1032		1267
1033	my $cb = $arg{cb};	1268	my $cb = $arg{cb};
		1269	my $fd = fileno $arg{fh};
		1270	defined $fd or $fd = $arg{fh};
1034		1271
1035	bless [$arg{fh}, urxvt::iow	1272	bless [$arg{fh}, urxvt::iow
1036	->new	1273	->new
1037	->fd (fileno $arg{fh})	1274	->fd ($fd)
1038	->events (($arg{poll} =~ /r/ ? 1 : 0)	1275	->events (($arg{poll} =~ /r/ ? 1 : 0)
1039	| ($arg{poll} =~ /w/ ? 2 : 0))	1276	| ($arg{poll} =~ /w/ ? 2 : 0))
1040	->start	1277	->start
1041	->cb (sub {	1278	->cb ($cb)
1042	$cb->(($_[1] & 1 ? 'r' : '')
1043	. ($_[1] & 2 ? 'w' : ''));
1044	})],
1045	urxvt::anyevent::	1279	], urxvt::anyevent::
		1280	}
		1281
		1282	sub idle {
		1283	my ($class, %arg) = @_;
		1284
		1285	my $cb = $arg{cb};
		1286
		1287	urxvt::iw
		1288	->new
		1289	->start
		1290	->cb ($cb)
		1291	}
		1292
		1293	sub child {
		1294	my ($class, %arg) = @_;
		1295
		1296	my $cb = $arg{cb};
		1297
		1298	urxvt::pw
		1299	->new
		1300	->start ($arg{pid})
		1301	->cb (sub {
		1302	$_[0]->stop; # need to cancel manually
		1303	$cb->($_[0]->rpid, $_[0]->rstatus);
		1304	})
1046	}	1305	}
1047		1306
1048	sub DESTROY {	1307	sub DESTROY {
1049	$_[0][1]->stop;	1308	$_[0][1]->stop;
1050	}	1309	}
1051		1310
1052	sub condvar {	1311	# only needed for AnyEvent < 6 compatibility
1053	bless \my $flag, urxvt::anyevent::condvar::	1312	sub one_event {
1054	}
1055
1056	sub urxvt::anyevent::condvar::broadcast {
1057	${$_[0]}++;
1058	}
1059
1060	sub urxvt::anyevent::condvar::wait {
1061	unless (${$_[0]}) {
1062	Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API";	1313	Carp::croak "AnyEvent->one_event blocking wait unsupported in urxvt, use a non-blocking API";
1063	}
1064	}	1314	}
1065		1315
1066	package urxvt::term;	1316	package urxvt::term;
1067		1317
1068	=head2 The C<urxvt::term> Class	1318	=head2 The C<urxvt::term> Class
…		…
1081	urxvt::verbose 6, "register package $pkg to $self";	1331	urxvt::verbose 6, "register package $pkg to $self";
1082		1332
1083	@{"$pkg\::ISA"} = urxvt::term::extension::;	1333	@{"$pkg\::ISA"} = urxvt::term::extension::;
1084		1334
1085	my $proxy = bless {	1335	my $proxy = bless {
1086	_pkg => $pkg,	1336	_pkg => $pkg,
		1337	_name => ${"$pkg\::_NAME"}, # hackish
1087	argv => $argv,	1338	argv => $argv,
1088	}, $pkg;	1339	}, $pkg;
1089	Scalar::Util::weaken ($proxy->{term} = $self);	1340	Scalar::Util::weaken ($proxy->{term} = $self);
1090		1341
1091	$self->{_pkg}{$pkg} = $proxy;	1342	$self->{_pkg}{$pkg} = $proxy;
1092		1343
…		…
1095	$proxy->enable ($name => $ref);	1346	$proxy->enable ($name => $ref);
1096	}	1347	}
1097	}	1348	}
1098	}	1349	}
1099		1350
		1351	sub perl_libdirs {
		1352	map { split /:/ }
		1353	$_[0]->resource ("perl_lib"),
		1354	$ENV{URXVT_PERL_LIB},
		1355	"$ENV{HOME}/.urxvt/ext",
		1356	"$LIBDIR/perl"
		1357	}
		1358
		1359	sub scan_meta {
		1360	my ($self) = @_;
		1361	my @libdirs = perl_libdirs $self;
		1362
		1363	return if $self->{meta_libdirs} eq join "\x00", @libdirs;
		1364
		1365	my %meta;
		1366
		1367	$self->{meta_libdirs} = join "\x00", @libdirs;
		1368	$self->{meta} = \%meta;
		1369
		1370	for my $dir (reverse @libdirs) {
		1371	opendir my $fh, $dir
		1372	or next;
		1373	for my $ext (readdir $fh) {
		1374	$ext ne "."
		1375	and $ext ne ".."
		1376	and open my $fh, "<", "$dir/$ext"
		1377	or next;
		1378
		1379	while (<$fh>) {
		1380	if (/^#:META:X_RESOURCE:(.*)/) {
		1381	my ($pattern, $type, $desc) = split /:/, $1;
		1382	$pattern =~ s/^%(\.|$)/$ext$1/g; # % in pattern == extension name
		1383	if ($pattern =~ /[^a-zA-Z0-9\-\.]/) {
		1384	warn "$dir/$ext: meta resource '$pattern' contains illegal characters (not alphanumeric nor . nor *)\n";
		1385	} else {
		1386	$meta{resource}{$pattern} = [$ext, $type, $desc];
		1387	}
		1388	} elsif (/^\s*(?:#|$)/) {
		1389	# skip other comments and empty lines
		1390	} else {
		1391	last; # stop parsing on first non-empty non-comment line
		1392	}
		1393	}
		1394	}
		1395	}
		1396	}
		1397
1100	=item $term = new urxvt::term $envhashref, $rxvtname, [arg...]	1398	=item $term = new urxvt::term $envhashref, $rxvtname, [arg...]
1101		1399
1102	Creates a new terminal, very similar as if you had started it with system	1400	Creates a new terminal, very similar as if you had started it with system
1103	C<$rxvtname, arg...>. C<$envhashref> must be a reference to a C<%ENV>-like	1401	C<$rxvtname, arg...>. C<$envhashref> must be a reference to a C<%ENV>-like
1104	hash which defines the environment of the new terminal.	1402	hash which defines the environment of the new terminal.
…		…
1155		1453
1156	Returns true if the option specified by C<$optval> is enabled, and	1454	Returns true if the option specified by C<$optval> is enabled, and
1157	optionally change it. All option values are stored by name in the hash	1455	optionally change it. All option values are stored by name in the hash
1158	C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.	1456	C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
1159		1457
1160	Here is a a likely non-exhaustive list of option names, please see the	1458	Here is a likely non-exhaustive list of option names, please see the
1161	source file F</src/optinc.h> to see the actual list:	1459	source file F</src/optinc.h> to see the actual list:
1162		1460
1163	borderLess console cursorBlink cursorUnderline hold iconic insecure	1461	borderLess buffered console cursorBlink cursorUnderline hold iconic
1164	intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage	1462	insecure intensityStyles iso14755 iso14755_52 jumpScroll loginShell
1165	override-redirect pastableTabs pointerBlank reverseVideo scrollBar	1463	mapAlert meta8 mouseWheelScrollPage override_redirect pastableTabs
1166	scrollBar_floating scrollBar_right scrollTtyKeypress scrollTtyOutput	1464	pointerBlank reverseVideo scrollBar scrollBar_floating scrollBar_right
1167	scrollWithBuffer secondaryScreen secondaryScroll skipBuiltinGlyphs	1465	scrollTtyKeypress scrollTtyOutput scrollWithBuffer secondaryScreen
1168	transparent tripleclickwords utmpInhibit visualBell	1466	secondaryScroll skipBuiltinGlyphs skipScroll transparent tripleclickwords
		1467	urgentOnBell utmpInhibit visualBell
1169		1468
1170	=item $value = $term->resource ($name[, $newval])	1469	=item $value = $term->resource ($name[, $newval])
1171		1470
1172	Returns the current resource value associated with a given name and	1471	Returns the current resource value associated with a given name and
1173	optionally sets a new value. Setting values is most useful in the C<init>	1472	optionally sets a new value. Setting values is most useful in the C<init>
…		…
1182	likely change).	1481	likely change).
1183		1482
1184	Please note that resource strings will currently only be freed when the	1483	Please note that resource strings will currently only be freed when the
1185	terminal is destroyed, so changing options frequently will eat memory.	1484	terminal is destroyed, so changing options frequently will eat memory.
1186		1485
1187	Here is a a likely non-exhaustive list of resource names, not all of which	1486	Here is a likely non-exhaustive list of resource names, not all of which
1188	are supported in every build, please see the source file F</src/rsinc.h>	1487	are supported in every build, please see the source file F</src/rsinc.h>
1189	to see the actual list:	1488	to see the actual list:
1190		1489
1191	answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont	1490	answerbackstring backgroundPixmap backspace_key blendtype blurradius
1192	borderLess color cursorBlink cursorUnderline cutchars delete_key	1491	boldFont boldItalicFont borderLess buffered chdir color cursorBlink
1193	display_name embed ext_bwidth fade font geometry hold iconName	1492	cursorUnderline cutchars delete_key depth display_name embed ext_bwidth
1194	imFont imLocale inputMethod insecure int_bwidth intensityStyles	1493	fade font geometry hold iconName iconfile imFont imLocale inputMethod
		1494	insecure int_bwidth intensityStyles iso14755 iso14755_52 italicFont
1195	italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier	1495	jumpScroll letterSpace lineSpace loginShell mapAlert meta8 modifier
1196	mouseWheelScrollPage name override_redirect pastableTabs path perl_eval	1496	mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
1197	perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay	1497	perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
1198	preeditType print_pipe pty_fd reverseVideo saveLines scrollBar	1498	preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
1199	scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness	1499	scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
1200	scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle	1500	scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
1201	secondaryScreen secondaryScroll selectstyle shade term_name title	1501	secondaryScreen secondaryScroll shade skipBuiltinGlyphs skipScroll
1202	transient_for transparent transparent_all tripleclickwords utmpInhibit	1502	term_name title transient_for transparent tripleclickwords urgentOnBell
1203	visualBell	1503	utmpInhibit visualBell
1204		1504
1205	=cut	1505	=cut
1206		1506
1207	sub resource($$;$) {	1507	sub resource($$;$) {
1208	my ($self, $name) = (shift, shift);	1508	my ($self, $name) = (shift, shift);
1209	unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);	1509	unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
1210	&urxvt::term::_resource	1510	goto &urxvt::term::_resource
1211	}	1511	}
1212		1512
1213	=item $value = $term->x_resource ($pattern)	1513	=item $value = $term->x_resource ($pattern)
1214		1514
1215	Returns the X-Resource for the given pattern, excluding the program or	1515	Returns the X-Resource for the given pattern, excluding the program or
1216	class name, i.e. C<< $term->x_resource ("boldFont") >> should return the	1516	class name, i.e. C<< $term->x_resource ("boldFont") >> should return the
1217	same value as used by this instance of rxvt-unicode. Returns C<undef> if no	1517	same value as used by this instance of rxvt-unicode. Returns C<undef> if no
1218	resource with that pattern exists.	1518	resource with that pattern exists.
1219		1519
		1520	Extensions that define extra resource or command line arguments also need
		1521	to call this method to access their values.
		1522
		1523	If the method is called on an extension object (basically, from an
		1524	extension), then the special prefix C<%.> will be replaced by the name of
		1525	the extension and a dot, and the lone string C<%> will be replcaed by the
		1526	extension name itself. This makes it possible to code extensions so you
		1527	can rename them and get a new set of commandline switches and resources
		1528	without having to change the actual code.
		1529
1220	This method should only be called during the C<on_start> hook, as there is	1530	This method should only be called during the C<on_start> hook, as there is
1221	only one resource database per display, and later invocations might return	1531	only one resource database per display, and later invocations might return
1222	the wrong resources.	1532	the wrong resources.
1223		1533
1224	=item $success = $term->parse_keysym ($keysym_spec, $command_string)	1534	=item $value = $term->x_resource_boolean ($pattern)
1225		1535
		1536	Like C<x_resource>, above, but interprets the string value as a boolean
		1537	and returns C<1> for true values, C<0> for false values and C<undef> if
		1538	the resource or option isn't specified.
		1539
		1540	You should always use this method to parse boolean resources.
		1541
		1542	=cut
		1543
		1544	sub x_resource_boolean {
		1545	my $res = &x_resource;
		1546
		1547	$res =~ /^\s*(?:true|yes|on|1)\s*$/i ? 1 : defined $res && 0
		1548	}
		1549
		1550	=item $success = $term->parse_keysym ($key, $octets)
		1551
1226	Adds a keymap translation exactly as specified via a resource. See the	1552	Adds a key binding exactly as specified via a resource. See the
1227	C<keysym> resource in the @@RXVT_NAME@@(1) manpage.	1553	C<keysym> resource in the @@RXVT_NAME@@(1) manpage.
		1554
		1555	=item $term->register_command ($keysym, $modifiermask, $string)
		1556
		1557	Adds a key binding. This is a lower level api compared to
		1558	C<parse_keysym>, as it expects a parsed key description, and can be
		1559	used only inside either the C<on_init> hook, to add a binding, or the
		1560	C<on_register_command> hook, to modify a parsed binding.
1228		1561
1229	=item $rend = $term->rstyle ([$new_rstyle])	1562	=item $rend = $term->rstyle ([$new_rstyle])
1230		1563
1231	Return and optionally change the current rendition. Text that is output by	1564	Return and optionally change the current rendition. Text that is output by
1232	the terminal application will use this style.	1565	the terminal application will use this style.
…		…
1240		1573
1241	=item ($row, $col) = $term->selection_beg ([$row, $col])	1574	=item ($row, $col) = $term->selection_beg ([$row, $col])
1242		1575
1243	=item ($row, $col) = $term->selection_end ([$row, $col])	1576	=item ($row, $col) = $term->selection_end ([$row, $col])
1244		1577
1245	Return the current values of the selection mark, begin or end positions,	1578	Return the current values of the selection mark, begin or end positions.
1246	and optionally set them to new values.	1579
		1580	When arguments are given, then the selection coordinates are set to
		1581	C<$row> and C<$col>, and the selection screen is set to the current
		1582	screen.
		1583
		1584	=item $screen = $term->selection_screen ([$screen])
		1585
		1586	Returns the current selection screen, and then optionally sets it.
1247		1587
1248	=item $term->selection_make ($eventtime[, $rectangular])	1588	=item $term->selection_make ($eventtime[, $rectangular])
1249		1589
1250	Tries to make a selection as set by C<selection_beg> and	1590	Tries to make a selection as set by C<selection_beg> and
1251	C<selection_end>. If C<$rectangular> is true (default: false), a	1591	C<selection_end>. If C<$rectangular> is true (default: false), a
1252	rectangular selection will be made. This is the prefered function to make	1592	rectangular selection will be made. This is the preferred function to make
1253	a selection.	1593	a selection.
1254		1594
1255	=item $success = $term->selection_grab ($eventtime)	1595	=item $success = $term->selection_grab ($eventtime[, $clipboard])
1256		1596
1257	Try to request the primary selection text from the server (for example, as	1597	Try to acquire ownership of the primary (clipboard if C<$clipboard> is
		1598	true) selection from the server. The corresponding text can be set
1258	set by the next method). No visual feedback will be given. This function	1599	with the next method. No visual feedback will be given. This function
1259	is mostly useful from within C<on_sel_grab> hooks.	1600	is mostly useful from within C<on_sel_grab> hooks.
1260		1601
1261	=item $oldtext = $term->selection ([$newtext])	1602	=item $oldtext = $term->selection ([$newtext, $clipboard])
1262		1603
1263	Return the current selection text and optionally replace it by C<$newtext>.	1604	Return the current selection (clipboard if C<$clipboard> is true) text
		1605	and optionally replace it by C<$newtext>.
		1606
		1607	=item $term->selection_clear ([$clipboard])
		1608
		1609	Revoke ownership of the primary (clipboard if C<$clipboard> is true) selection.
1264		1610
1265	=item $term->overlay_simple ($x, $y, $text)	1611	=item $term->overlay_simple ($x, $y, $text)
1266		1612
1267	Create a simple multi-line overlay box. See the next method for details.	1613	Create a simple multi-line overlay box. See the next method for details.
1268		1614
…		…
1298		1644
1299	The methods currently supported on C<urxvt::overlay> objects are:	1645	The methods currently supported on C<urxvt::overlay> objects are:
1300		1646
1301	=over 4	1647	=over 4
1302		1648
1303	=item $overlay->set ($x, $y, $text, $rend)	1649	=item $overlay->set ($x, $y, $text[, $rend])
1304		1650
1305	Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts	1651	Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts
1306	text in rxvt-unicode's special encoding and an array of rendition values	1652	text in rxvt-unicode's special encoding and an array of rendition values
1307	at a specific position inside the overlay.	1653	at a specific position inside the overlay.
		1654
		1655	If C<$rend> is missing, then the rendition will not be changed.
1308		1656
1309	=item $overlay->hide	1657	=item $overlay->hide
1310		1658
1311	If visible, hide the overlay, but do not destroy it.	1659	If visible, hide the overlay, but do not destroy it.
1312		1660
…		…
1394	locale-specific encoding of the terminal and can contain command sequences	1742	locale-specific encoding of the terminal and can contain command sequences
1395	(escape codes) that will be interpreted.	1743	(escape codes) that will be interpreted.
1396		1744
1397	=item $term->tt_write ($octets)	1745	=item $term->tt_write ($octets)
1398		1746
1399	Write the octets given in C<$data> to the tty (i.e. as program input). To	1747	Write the octets given in C<$octets> to the tty (i.e. as program input). To
1400	pass characters instead of octets, you should convert your strings first	1748	pass characters instead of octets, you should convert your strings first
1401	to the locale-specific encoding using C<< $term->locale_encode >>.	1749	to the locale-specific encoding using C<< $term->locale_encode >>.
		1750
		1751	=item $term->tt_paste ($octets)
		1752
		1753	Write the octets given in C<$octets> to the tty as a paste, converting NL to
		1754	CR and bracketing the data with control sequences if bracketed paste mode
		1755	is set.
1402		1756
1403	=item $old_events = $term->pty_ev_events ([$new_events])	1757	=item $old_events = $term->pty_ev_events ([$new_events])
1404		1758
1405	Replaces the event mask of the pty watcher by the given event mask. Can	1759	Replaces the event mask of the pty watcher by the given event mask. Can
1406	be used to suppress input and output handling to the pty/tty. See the	1760	be used to suppress input and output handling to the pty/tty. See the
…		…
1425	Adds the specified events to the vt event mask. Useful e.g. when you want	1779	Adds the specified events to the vt event mask. Useful e.g. when you want
1426	to receive pointer events all the times:	1780	to receive pointer events all the times:
1427		1781
1428	$term->vt_emask_add (urxvt::PointerMotionMask);	1782	$term->vt_emask_add (urxvt::PointerMotionMask);
1429		1783
		1784	=item $term->set_urgency ($set)
		1785
		1786	Enable/disable the urgency hint on the toplevel window.
		1787
1430	=item $term->focus_in	1788	=item $term->focus_in
1431		1789
1432	=item $term->focus_out	1790	=item $term->focus_out
1433		1791
1434	=item $term->key_press ($state, $keycode[, $time])	1792	=item $term->key_press ($state, $keycode[, $time])
…		…
1474	=item $env = $term->env	1832	=item $env = $term->env
1475		1833
1476	Returns a copy of the environment in effect for the terminal as a hashref	1834	Returns a copy of the environment in effect for the terminal as a hashref
1477	similar to C<\%ENV>.	1835	similar to C<\%ENV>.
1478		1836
		1837	=item @envv = $term->envv
		1838
		1839	Returns the environment as array of strings of the form C<VAR=VALUE>.
		1840
		1841	=item @argv = $term->argv
		1842
		1843	Return the argument vector as this terminal, similar to @ARGV, but
		1844	includes the program name as first element.
		1845
1479	=cut	1846	=cut
1480		1847
1481	sub env {	1848	sub env {
1482	if (my $env = $_[0]->_env) {
1483	+{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), @$env }	1849	+{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), $_[0]->envv }
1484	} else {
1485	+{ %ENV }
1486	}
1487	}	1850	}
1488		1851
1489	=item $modifiermask = $term->ModLevel3Mask	1852	=item $modifiermask = $term->ModLevel3Mask
1490		1853
1491	=item $modifiermask = $term->ModMetaMask	1854	=item $modifiermask = $term->ModMetaMask
…		…
1499		1862
1500	Returns the currently displayed screen (0 primary, 1 secondary).	1863	Returns the currently displayed screen (0 primary, 1 secondary).
1501		1864
1502	=item $cursor_is_hidden = $term->hidden_cursor	1865	=item $cursor_is_hidden = $term->hidden_cursor
1503		1866
1504	Returns wether the cursor is currently hidden or not.	1867	Returns whether the cursor is currently hidden or not.
1505		1868
1506	=item $view_start = $term->view_start ([$newvalue])	1869	=item $view_start = $term->view_start ([$newvalue])
1507		1870
1508	Returns the row number of the topmost displayed line. Maximum value is	1871	Returns the row number of the topmost displayed line. Maximum value is
1509	C<0>, which displays the normal terminal contents. Lower values scroll	1872	C<0>, which displays the normal terminal contents. Lower values scroll
…		…
1517		1880
1518	Used after changing terminal contents to display them.	1881	Used after changing terminal contents to display them.
1519		1882
1520	=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]])	1883	=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]])
1521		1884
1522	Returns the text of the entire row with number C<$row_number>. Row C<0>	1885	Returns the text of the entire row with number C<$row_number>. Row C<< $term->top_row >>
1523	is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost	1886	is the topmost terminal line, row C<< $term->nrow-1 >> is the bottommost
1524	terminal line. The scrollback buffer starts at line C<-1> and extends to
1525	line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line	1887	terminal line. Nothing will be returned if a nonexistent line
1526	is requested.	1888	is requested.
1527		1889
1528	If C<$new_text> is specified, it will replace characters in the current	1890	If C<$new_text> is specified, it will replace characters in the current
1529	line, starting at column C<$start_col> (default C<0>), which is useful	1891	line, starting at column C<$start_col> (default C<0>), which is useful
1530	to replace only parts of a line. The font index in the rendition will	1892	to replace only parts of a line. The font index in the rendition will
1531	automatically be updated.	1893	automatically be updated.
1532		1894
1533	C<$text> is in a special encoding: tabs and wide characters that use more	1895	C<$text> is in a special encoding: tabs and wide characters that use more
1534	than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)	1896	than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1535	characters. Characters with combining characters and other characters that	1897	characters. Characters with combining characters and other characters that
1536	do not fit into the normal tetx encoding will be replaced with characters	1898	do not fit into the normal text encoding will be replaced with characters
1537	in the private use area.	1899	in the private use area.
1538		1900
1539	You have to obey this encoding when changing text. The advantage is	1901	You have to obey this encoding when changing text. The advantage is
1540	that C<substr> and similar functions work on screen cells and not on	1902	that C<substr> and similar functions work on screen cells and not on
1541	characters.	1903	characters.
…		…
1686	where one character corresponds to one screen cell. See	2048	where one character corresponds to one screen cell. See
1687	C<< $term->ROW_t >> for details.	2049	C<< $term->ROW_t >> for details.
1688		2050
1689	=item $string = $term->special_decode $text	2051	=item $string = $term->special_decode $text
1690		2052
1691	Converts rxvt-unicodes text reprsentation into a perl string. See	2053	Converts rxvt-unicodes text representation into a perl string. See
1692	C<< $term->ROW_t >> for details.	2054	C<< $term->ROW_t >> for details.
1693		2055
1694	=item $success = $term->grab_button ($button, $modifiermask[, $window = $term->vt])	2056	=item $success = $term->grab_button ($button, $modifiermask[, $window = $term->vt])
1695		2057
1696	=item $term->ungrab_button ($button, $modifiermask[, $window = $term->vt])	2058	=item $term->ungrab_button ($button, $modifiermask[, $window = $term->vt])
…		…
1699	manpage.	2061	manpage.
1700		2062
1701	=item $success = $term->grab ($eventtime[, $sync])	2063	=item $success = $term->grab ($eventtime[, $sync])
1702		2064
1703	Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or	2065	Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1704	synchronous (C<$sync> is true). Also remembers the grab timestampe.	2066	synchronous (C<$sync> is true). Also remembers the grab timestamp.
1705		2067
1706	=item $term->allow_events_async	2068	=item $term->allow_events_async
1707		2069
1708	Calls XAllowEvents with AsyncBoth for the most recent grab.	2070	Calls XAllowEvents with AsyncBoth for the most recent grab.
1709		2071
…		…
1716	Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most	2078	Calls XAllowEvents with both ReplayPointer and ReplayKeyboard for the most
1717	recent grab.	2079	recent grab.
1718		2080
1719	=item $term->ungrab	2081	=item $term->ungrab
1720		2082
1721	Calls XUngrab for the most recent grab. Is called automatically on	2083	Calls XUngrabPointer and XUngrabKeyboard for the most recent grab. Is called automatically on
1722	evaluation errors, as it is better to lose the grab in the error case as	2084	evaluation errors, as it is better to lose the grab in the error case as
1723	the session.	2085	the session.
1724		2086
1725	=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])	2087	=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1726		2088
…		…
1728		2090
1729	=item @atoms = $term->XListProperties ($window)	2091	=item @atoms = $term->XListProperties ($window)
1730		2092
1731	=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)	2093	=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1732		2094
1733	=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)	2095	=item $term->XChangeProperty ($window, $property, $type, $format, $octets)
1734		2096
1735	=item $term->XDeleteProperty ($window, $property)	2097	=item $term->XDeleteProperty ($window, $property)
1736		2098
1737	=item $window = $term->DefaultRootWindow	2099	=item $window = $term->DefaultRootWindow
1738		2100
…		…
1745	=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)	2107	=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1746		2108
1747	=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)	2109	=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1748		2110
1749	=item $term->XChangeInput ($window, $add_events[, $del_events])	2111	=item $term->XChangeInput ($window, $add_events[, $del_events])
		2112
		2113	=item $keysym = $term->XStringToKeysym ($string)
		2114
		2115	=item $string = $term->XKeysymToString ($keysym)
1750		2116
1751	Various X or X-related functions. The C<$term> object only serves as	2117	Various X or X-related functions. The C<$term> object only serves as
1752	the source of the display, otherwise those functions map more-or-less	2118	the source of the display, otherwise those functions map more-or-less
1753	directory onto the X functions of the same name.	2119	directly onto the X functions of the same name.
1754		2120
1755	=back	2121	=back
1756		2122
1757	=cut	2123	=cut
1758		2124
…		…
1860	my $env = $self->{term}->env;	2226	my $env = $self->{term}->env;
1861	# we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.	2227	# we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1862	delete $env->{LC_ALL};	2228	delete $env->{LC_ALL};
1863	$env->{LC_CTYPE} = $self->{term}->locale;	2229	$env->{LC_CTYPE} = $self->{term}->locale;
1864		2230
1865	urxvt::term->new ($env, "popup",	2231	my $term = urxvt::term->new (
		2232	$env, "popup",
1866	"--perl-lib" => "", "--perl-ext-common" => "",	2233	"--perl-lib" => "", "--perl-ext-common" => "",
1867	"-pty-fd" => -1, "-sl" => 0,	2234	"-pty-fd" => -1, "-sl" => 0,
1868	"-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",	2235	"-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1869	"--transient-for" => $self->{term}->parent,	2236	"--transient-for" => $self->{term}->parent,
1870	"-display" => $self->{term}->display_id,	2237	"-display" => $self->{term}->display_id,
1871	"-pe" => "urxvt-popup")	2238	"-pe" => "urxvt-popup",
1872	or die "unable to create popup window\n";	2239	) or die "unable to create popup window\n";
		2240
		2241	unless (delete $term->{urxvt_popup_init_done}) {
		2242	$term->ungrab;
		2243	$term->destroy;
		2244	die "unable to initialise popup window\n";
		2245	}
1873	}	2246	}
1874		2247
1875	sub DESTROY {	2248	sub DESTROY {
1876	my ($self) = @_;	2249	my ($self) = @_;
1877		2250
…		…
1882	=back	2255	=back
1883		2256
1884	=cut	2257	=cut
1885		2258
1886	package urxvt::watcher;	2259	package urxvt::watcher;
1887
1888	@urxvt::timer::ISA = __PACKAGE__;
1889	@urxvt::iow::ISA = __PACKAGE__;
1890	@urxvt::pw::ISA = __PACKAGE__;
1891	@urxvt::iw::ISA = __PACKAGE__;
1892		2260
1893	=head2 The C<urxvt::timer> Class	2261	=head2 The C<urxvt::timer> Class
1894		2262
1895	This class implements timer watchers/events. Time is represented as a	2263	This class implements timer watchers/events. Time is represented as a
1896	fractional number of seconds since the epoch. Example:	2264	fractional number of seconds since the epoch. Example:
…		…
1900	->new	2268	->new
1901	->interval (1)	2269	->interval (1)
1902	->cb (sub {	2270	->cb (sub {
1903	$term->{overlay}->set (0, 0,	2271	$term->{overlay}->set (0, 0,
1904	sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]);	2272	sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]);
1905	});	2273	});
1906		2274
1907	=over 4	2275	=over 4
1908		2276
1909	=item $timer = new urxvt::timer	2277	=item $timer = new urxvt::timer
1910		2278
…		…
1913		2281
1914	=item $timer = $timer->cb (sub { my ($timer) = @_; ... })	2282	=item $timer = $timer->cb (sub { my ($timer) = @_; ... })
1915		2283
1916	Set the callback to be called when the timer triggers.	2284	Set the callback to be called when the timer triggers.
1917		2285
1918	=item $tstamp = $timer->at
1919
1920	Return the time this watcher will fire next.
1921
1922	=item $timer = $timer->set ($tstamp)	2286	=item $timer = $timer->set ($tstamp[, $interval])
1923		2287
1924	Set the time the event is generated to $tstamp.	2288	Set the time the event is generated to $tstamp (and optionally specifies a
		2289	new $interval).
1925		2290
1926	=item $timer = $timer->interval ($interval)	2291	=item $timer = $timer->interval ($interval)
1927		2292
1928	Normally (and when C<$interval> is C<0>), the timer will automatically	2293	By default (and when C<$interval> is C<0>), the timer will automatically
1929	stop after it has fired once. If C<$interval> is non-zero, then the timer	2294	stop after it has fired once. If C<$interval> is non-zero, then the timer
1930	is automatically rescheduled at the given intervals.	2295	is automatically rescheduled at the given intervals.
1931		2296
1932	=item $timer = $timer->start	2297	=item $timer = $timer->start
1933		2298
1934	Start the timer.	2299	Start the timer.
1935		2300
1936	=item $timer = $timer->start ($tstamp)	2301	=item $timer = $timer->start ($tstamp[, $interval])
1937		2302
1938	Set the event trigger time to C<$tstamp> and start the timer.	2303	Set the event trigger time to C<$tstamp> and start the timer. Optionally
		2304	also replaces the interval.
1939		2305
1940	=item $timer = $timer->after ($delay)	2306	=item $timer = $timer->after ($delay[, $interval])
1941		2307
1942	Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.	2308	Like C<start>, but sets the expiry timer to c<urxvt::NOW + $delay>.
1943		2309
1944	=item $timer = $timer->stop	2310	=item $timer = $timer->stop
1945		2311
…		…
1953		2319
1954	$term->{socket} = ...	2320	$term->{socket} = ...
1955	$term->{iow} = urxvt::iow	2321	$term->{iow} = urxvt::iow
1956	->new	2322	->new
1957	->fd (fileno $term->{socket})	2323	->fd (fileno $term->{socket})
1958	->events (urxvt::EVENT_READ)	2324	->events (urxvt::EV_READ)
1959	->start	2325	->start
1960	->cb (sub {	2326	->cb (sub {
1961	my ($iow, $revents) = @_;	2327	my ($iow, $revents) = @_;
1962	# $revents must be 1 here, no need to check	2328	# $revents must be 1 here, no need to check
1963	sysread $term->{socket}, my $buf, 8192	2329	sysread $term->{socket}, my $buf, 8192
…		…
1976	Set the callback to be called when io events are triggered. C<$reventmask>	2342	Set the callback to be called when io events are triggered. C<$reventmask>
1977	is a bitset as described in the C<events> method.	2343	is a bitset as described in the C<events> method.
1978		2344
1979	=item $iow = $iow->fd ($fd)	2345	=item $iow = $iow->fd ($fd)
1980		2346
1981	Set the filedescriptor (not handle) to watch.	2347	Set the file descriptor (not handle) to watch.
1982		2348
1983	=item $iow = $iow->events ($eventmask)	2349	=item $iow = $iow->events ($eventmask)
1984		2350
1985	Set the event mask to watch. The only allowed values are	2351	Set the event mask to watch. The only allowed values are
1986	C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed	2352	C<urxvt::EV_READ> and C<urxvt::EV_WRITE>, which might be ORed
1987	together, or C<urxvt::EVENT_NONE>.	2353	together, or C<urxvt::EV_NONE>.
1988		2354
1989	=item $iow = $iow->start	2355	=item $iow = $iow->start
1990		2356
1991	Start watching for requested events on the given handle.	2357	Start watching for requested events on the given handle.
1992		2358
1993	=item $iow = $iow->stop	2359	=item $iow = $iow->stop
1994		2360
1995	Stop watching for events on the given filehandle.	2361	Stop watching for events on the given file handle.
1996		2362
1997	=back	2363	=back
1998		2364
1999	=head2 The C<urxvt::iw> Class	2365	=head2 The C<urxvt::iw> Class
2000		2366
…		…
2033	->new	2399	->new
2034	->start ($pid)	2400	->start ($pid)
2035	->cb (sub {	2401	->cb (sub {
2036	my ($pw, $exit_status) = @_;	2402	my ($pw, $exit_status) = @_;
2037	...	2403	...
2038	});	2404	});
2039		2405
2040	=over 4	2406	=over 4
2041		2407
2042	=item $pw = new urxvt::pw	2408	=item $pw = new urxvt::pw
2043		2409
…		…
2047		2413
2048	Set the callback to be called when the timer triggers.	2414	Set the callback to be called when the timer triggers.
2049		2415
2050	=item $pw = $timer->start ($pid)	2416	=item $pw = $timer->start ($pid)
2051		2417
2052	Tells the wqtcher to start watching for process C<$pid>.	2418	Tells the watcher to start watching for process C<$pid>.
2053		2419
2054	=item $pw = $pw->stop	2420	=item $pw = $pw->stop
2055		2421
2056	Stop the watcher.	2422	Stop the watcher.
2057		2423
…		…
2070		2436
2071	=item >= 3 - script loading and management	2437	=item >= 3 - script loading and management
2072		2438
2073	=item >=10 - all called hooks	2439	=item >=10 - all called hooks
2074		2440
2075	=item >=11 - hook reutrn values	2441	=item >=11 - hook return values
2076		2442
2077	=back	2443	=back
2078		2444
2079	=head1 AUTHOR	2445	=head1 AUTHOR
2080		2446
2081	Marc Lehmann <pcg@goof.com>	2447	Marc Lehmann <schmorp@schmorp.de>
2082	http://software.schmorp.de/pkg/rxvt-unicode	2448	http://software.schmorp.de/pkg/rxvt-unicode
2083		2449
2084	=cut	2450	=cut
2085		2451
2086	1	2452	1
		2453
		2454	# vim: sw=3:

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