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Revision 1.115 by root, Fri Jan 20 15:57:21 2006 UTC vs.
Revision 1.148 by root, Tue Oct 3 21:41:07 2006 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
62 URxvt.selection.pattern-1: perl-regex 62 URxvt.selection.pattern-1: perl-regex
63 ... 63 ...
64 64
65The index number (0, 1...) must not have any holes, and each regex must 65The 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 66contain at least one pair of capturing parentheses, which will be used for
67the match. For example, the followign adds a regex that matches everything 67the match. For example, the following adds a regex that matches everything
68between two vertical bars: 68between two vertical bars:
69 69
70 URxvt.selection.pattern-0: \\|([^|]+)\\| 70 URxvt.selection.pattern-0: \\|([^|]+)\\|
71
72Another example: Programs I use often output "absolute path: " at the
73beginning of a line when they process multiple files. The following
74pattern matches the filename (note, there is a single space at the very
75end):
76
77 URxvt.selection.pattern-0: ^(/[^:]+):\
71 78
72You can look at the source of the selection extension to see more 79You can look at the source of the selection extension to see more
73interesting uses, such as parsing a line from beginning to end. 80interesting uses, such as parsing a line from beginning to end.
74 81
75This extension also offers following bindable keyboard commands: 82This extension also offers following bindable keyboard commands:
87=item option-popup (enabled by default) 94=item option-popup (enabled by default)
88 95
89Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at 96Binds a popup menu to Ctrl-Button2 that lets you toggle (some) options at
90runtime. 97runtime.
91 98
99Other extensions can extend this popup menu by pushing a code reference
100onto C<@{ $term->{option_popup_hook} }>, which gets called whenever the
101popup is being displayed.
102
103It's sole argument is the popup menu, which can be modified. It should
104either return nothing or a string, the initial boolean value and a code
105reference. The string will be used as button text and the code reference
106will be called when the toggle changes, with the new boolean value as
107first argument.
108
109The following will add an entry C<myoption> that changes
110C<$self->{myoption}>:
111
112 push @{ $self->{term}{option_popup_hook} }, sub {
113 ("my option" => $myoption, sub { $self->{myoption} = $_[0] })
114 };
115
92=item selection-popup (enabled by default) 116=item selection-popup (enabled by default)
93 117
94Binds a popup menu to Ctrl-Button3 that lets you convert the selection 118Binds a popup menu to Ctrl-Button3 that lets you convert the selection
95text into various other formats/action (such as uri unescaping, perl 119text into various other formats/action (such as uri unescaping, perl
96evalution, web-browser starting etc.), depending on content. 120evaluation, web-browser starting etc.), depending on content.
97 121
98Other extensions can extend this popup menu by pushing a code reference 122Other extensions can extend this popup menu by pushing a code reference
99onto C<@{ $term->{selection_popup_hook} }>, that is called whenever the 123onto C<@{ $term->{selection_popup_hook} }>, which gets called whenever the
100popup is displayed. 124popup is being displayed.
101 125
102It's sole argument is the popup menu, which can be modified. The selection 126It's sole argument is the popup menu, which can be modified. The selection
103is in C<$_>, which can be used to decide wether to add something or not. 127is in C<$_>, which can be used to decide whether to add something or not.
104It should either return nothing or a string and a code reference. The 128It should either return nothing or a string and a code reference. The
105string will be used as button text and the code reference will be called 129string will be used as button text and the code reference will be called
106when the button gets activated and should transform C<$_>. 130when the button gets activated and should transform C<$_>.
107 131
108The following will add an entry C<a to b> that transforms all C<a>s in 132The following will add an entry C<a to b> that transforms all C<a>s in
127bottom. C<Escape> leaves search mode and returns to the point where search 151bottom. C<Escape> leaves search mode and returns to the point where search
128was started, while C<Enter> or C<Return> stay at the current position and 152was started, while C<Enter> or C<Return> stay at the current position and
129additionally stores the first match in the current line into the primary 153additionally stores the first match in the current line into the primary
130selection. 154selection.
131 155
156The regex defaults to "(?i)", resulting in a case-insensitive search. To
157get a case-sensitive search you can delete this prefix using C<BackSpace>
158or simply use an uppercase character which removes the "(?i)" prefix.
159
160See L<perlre> for more info about perl regular expression syntax.
161
162=item readline (enabled by default)
163
164A support package that tries to make editing with readline easier. At
165the moment, it reacts to clicking shift-left mouse button by trying to
166move the text cursor to this position. It does so by generating as many
167cursor-left or cursor-right keypresses as required (the this only works
168for programs that correctly support wide characters).
169
170To avoid too many false positives, this is only done when:
171
172=over 4
173
174=item - the tty is in ICANON state.
175
176=item - the text cursor is visible.
177
178=item - the primary screen is currently being displayed.
179
180=item - the mouse is on the same (multi-row-) line as the text cursor.
181
182=back
183
184The normal selection mechanism isn't disabled, so quick successive clicks
185might interfere with selection creation in harmless ways.
186
132=item selection-autotransform 187=item selection-autotransform
133 188
134This selection allows you to do automatic transforms on a selection 189This selection allows you to do automatic transforms on a selection
135whenever a selection is made. 190whenever a selection is made.
136 191
165the message into vi commands to load the file. 220the message into vi commands to load the file.
166 221
167=item tabbed 222=item tabbed
168 223
169This transforms the terminal into a tabbar with additional terminals, that 224This transforms the terminal into a tabbar with additional terminals, that
170is, it implements what is commonly refered to as "tabbed terminal". The topmost line 225is, it implements what is commonly referred to as "tabbed terminal". The topmost line
171displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one 226displays a "[NEW]" button, which, when clicked, will add a new tab, followed by one
172button per tab. 227button per tab.
173 228
174Clicking a button will activate that tab. Pressing Shift-Left and 229Clicking a button will activate that tab. Pressing B<Shift-Left> and
175Shift-Right will switch to the tab left or right of the current one. 230B<Shift-Right> will switch to the tab left or right of the current one,
231while B<Shift-Down> creates a new tab.
176 232
177=item mark-urls 233The tabbar itself can be configured similarly to a normal terminal, but
234with a resource class of C<URxvt.tabbed>. In addition, it supports the
235following four resources (shown with defaults):
178 236
237 URxvt.tabbed.tabbar-fg: <colour-index, default 3>
238 URxvt.tabbed.tabbar-bg: <colour-index, default 0>
239 URxvt.tabbed.tab-fg: <colour-index, default 0>
240 URxvt.tabbed.tab-bg: <colour-index, default 1>
241
242See I<COLOR AND GRAPHICS> in the @@RXVT_NAME@@(1) manpage for valid
243indices.
244
245=item matcher
246
179Uses per-line display filtering (C<on_line_update>) to underline urls and 247Uses per-line display filtering (C<on_line_update>) to underline text
180make them clickable. When middle-clicked, the program specified in the 248matching a certain pattern and make it clickable. When clicked with the
181resource C<urlLauncher> (default C<x-www-browser>) will be started with 249mouse button specified in the C<matcher.button> resource (default 2, or
182the URL as first argument. 250middle), the program specified in the C<matcher.launcher> resource
251(default, the C<urlLauncher> resource, C<sensible-browser>) will be started
252with the matched text as first argument. The default configuration is
253suitable for matching URLs and launching a web browser, like the
254former "mark-urls" extension.
255
256The default pattern to match URLs can be overridden with the
257C<matcher.pattern.0> resource, and additional patterns can be specified
258with numbered patterns, in a manner similar to the "selection" extension.
259The launcher can also be overridden on a per-pattern basis.
260
261Example configuration:
262
263 URxvt.perl-ext: default,matcher
264 URxvt.urlLauncher: sensible-browser
265 URxvt.matcher.button: 1
266 URxvt.matcher.pattern.1: \\bwww\\.[\\w-]+\\.[\\w./?&@#-]*[\\w/-]
267 URxvt.matcher.pattern.2: \\B(/\\S+?):(\\d+)(?=:|$)
268 URxvt.matcher.launcher.2: gvim +$2 $1
269
270=item xim-onthespot
271
272This (experimental) perl extension implements OnTheSpot editing. It does
273not work perfectly, and some input methods don't seem to work well with
274OnTheSpot editing in general, but it seems to work at leats for SCIM and
275kinput2.
276
277You enable it by specifying this extension and a preedit style of
278C<OnTheSpot>, i.e.:
279
280 @@RXVT_NAME@@ -pt OnTheSpot -pe xim-onthespot
281
282=item kuake<hotkey>
283
284A very primitive quake-console-like extension. It was inspired by a
285description of how the programs C<kuake> and C<yakuake> work: Whenever the
286user presses a global accelerator key (by default C<F10>), the terminal
287will show or hide itself. Another press of the accelerator key will hide
288or show it again.
289
290Initially, the window will not be shown when using this extension.
291
292This is useful if you need a single terminal thats not using any desktop
293space most of the time but is quickly available at the press of a key.
294
295The accelerator key is grabbed regardless of any modifiers, so this
296extension will actually grab a physical key just for this function.
297
298If you want a quake-like animation, tell your window manager to do so
299(fvwm can do it).
183 300
184=item automove-background 301=item automove-background
185 302
186This is basically a one-line extension that dynamically changes the background pixmap offset 303This is basically a very small extension that dynamically changes the
187to the window position, in effect creating the same effect as pseudo transparency with 304background pixmap offset to the window position, in effect creating the
188a custom pixmap. No scaling is supported in this mode. Exmaple: 305same effect as pseudo transparency with a custom pixmap. No scaling is
306supported in this mode. Example:
189 307
190 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background 308 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
191 309
192=item block-graphics-to-ascii 310=item block-graphics-to-ascii
193 311
194A not very useful example of filtering all text output to the terminal, 312A not very useful example of filtering all text output to the terminal
195by replacing all line-drawing characters (U+2500 .. U+259F) by a 313by replacing all line-drawing characters (U+2500 .. U+259F) by a
196similar-looking ascii character. 314similar-looking ascii character.
197 315
198=item digital-clock 316=item digital-clock
199 317
200Displays a digital clock using the built-in overlay. 318Displays a digital clock using the built-in overlay.
201 319
202=item example-refresh-hooks 320=item remote-clipboard
203 321
204Displays a very simple digital clock in the upper right corner of the 322Somewhat of a misnomer, this extension adds two menu entries to the
205window. Illustrates overwriting the refresh callbacks to create your own 323selection popup that allows one ti run external commands to store the
206overlays or changes. 324selection somewhere and fetch it again.
325
326We use it to implement a "distributed selection mechanism", which just
327means that one command uploads the file to a remote server, and another
328reads it.
329
330The commands can be set using the C<URxvt.remote-selection.store> and
331C<URxvt.remote-selection.fetch> resources. The first should read the
332selection to store from STDIN (always in UTF-8), the second should provide
333the selection data on STDOUT (also in UTF-8).
334
335The defaults (which are likely useless to you) use rsh and cat:
336
337 URxvt.remote-selection.store: rsh ruth 'cat >/tmp/distributed-selection'
338 URxvt.remote-selection.fetch: rsh ruth 'cat /tmp/distributed-selection'
207 339
208=item selection-pastebin 340=item selection-pastebin
209 341
210This is a little rarely useful extension that Uploads the selection as 342This is a little rarely useful extension that Uploads the selection as
211textfile to a remote site (or does other things). (The implementation is 343textfile to a remote site (or does other things). (The implementation is
231After a successful upload the selection will be replaced by the text given 363After a successful upload the selection will be replaced by the text given
232in the C<selection-pastebin-url> resource (again, the % is the placeholder 364in the C<selection-pastebin-url> resource (again, the % is the placeholder
233for the filename): 365for the filename):
234 366
235 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/% 367 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
368
369I<Note to xrdb users:> xrdb uses the C preprocessor, which might interpret
370the double C</> characters as comment start. Use C<\057\057> instead,
371which works regardless of wether xrdb is used to parse the resource file
372or not.
373
374=item example-refresh-hooks
375
376Displays a very simple digital clock in the upper right corner of the
377window. Illustrates overwriting the refresh callbacks to create your own
378overlays or changes.
236 379
237=back 380=back
238 381
239=head1 API DOCUMENTATION 382=head1 API DOCUMENTATION
240 383
274 417
275=back 418=back
276 419
277=head2 Extension Objects 420=head2 Extension Objects
278 421
279Very perl extension is a perl class. A separate perl object is created 422Every perl extension is a perl class. A separate perl object is created
280for each terminal and each extension and passed as the first parameter to 423for each terminal, and each terminal has its own set of extenion objects,
281hooks. So extensions can use their C<$self> object without having to think 424which are passed as the first parameter to hooks. So extensions can use
282about other extensions, with the exception of methods and members that 425their C<$self> object without having to think about clashes with other
426extensions or other terminals, with the exception of methods and members
283begin with an underscore character C<_>: these are reserved for internal 427that begin with an underscore character C<_>: these are reserved for
284use. 428internal use.
285 429
286Although it isn't a C<urxvt::term> object, you can call all methods of the 430Although it isn't a C<urxvt::term> object, you can call all methods of the
287C<urxvt::term> class on this object. 431C<urxvt::term> class on this object.
288 432
289It has the following methods and data members: 433It has the following methods and data members:
310=head2 Hooks 454=head2 Hooks
311 455
312The following subroutines can be declared in extension files, and will be 456The following subroutines can be declared in extension files, and will be
313called whenever the relevant event happens. 457called whenever the relevant event happens.
314 458
315The first argument passed to them is an extension oject as described in 459The first argument passed to them is an extension object as described in
316the in the C<Extension Objects> section. 460the in the C<Extension Objects> section.
317 461
318B<All> of these hooks must return a boolean value. If any of the called 462B<All> of these hooks must return a boolean value. If any of the called
319hooks returns true, then the event counts as being I<consumed>, and the 463hooks returns true, then the event counts as being I<consumed>, and the
320relevant action might not be carried out by the C++ code. 464relevant action might not be carried out by the C++ code.
333place. 477place.
334 478
335=item on_start $term 479=item on_start $term
336 480
337Called at the very end of initialisation of a new terminal, just before 481Called at the very end of initialisation of a new terminal, just before
338trying to map (display) the toplevel and returning to the mainloop. 482trying to map (display) the toplevel and returning to the main loop.
339 483
340=item on_destroy $term 484=item on_destroy $term
341 485
342Called whenever something tries to destroy terminal, before doing anything 486Called whenever something tries to destroy terminal, when the terminal is
343yet. If this hook returns true, then destruction is skipped, but this is 487still fully functional (not for long, though).
344rarely a good idea.
345 488
346=item on_reset $term 489=item on_reset $term
347 490
348Called after the screen is "reset" for any reason, such as resizing or 491Called after the screen is "reset" for any reason, such as resizing or
349control sequences. Here is where you can react on changes to size-related 492control sequences. Here is where you can react on changes to size-related
371 514
372Called whenever a selection has been copied, but before the selection is 515Called whenever a selection has been copied, but before the selection is
373requested from the server. The selection text can be queried and changed 516requested from the server. The selection text can be queried and changed
374by calling C<< $term->selection >>. 517by calling C<< $term->selection >>.
375 518
376Returning a true value aborts selection grabbing. It will still be hilighted. 519Returning a true value aborts selection grabbing. It will still be highlighted.
377 520
378=item on_sel_extend $term 521=item on_sel_extend $term
379 522
380Called whenever the user tries to extend the selection (e.g. with a double 523Called whenever the user tries to extend the selection (e.g. with a double
381click) and is either supposed to return false (normal operation), or 524click) and is either supposed to return false (normal operation), or
382should extend the selection itelf and return true to suppress the built-in 525should extend the selection itself and return true to suppress the built-in
383processing. This can happen multiple times, as long as the callback 526processing. This can happen multiple times, as long as the callback
384returns true, it will be called on every further click by the user and is 527returns true, it will be called on every further click by the user and is
385supposed to enlarge the selection more and more, if possible. 528supposed to enlarge the selection more and more, if possible.
386 529
387See the F<selection> example extension. 530See the F<selection> example extension.
388 531
389=item on_view_change $term, $offset 532=item on_view_change $term, $offset
390 533
391Called whenever the view offset changes, i..e the user or program 534Called whenever the view offset changes, i.e. the user or program
392scrolls. Offset C<0> means display the normal terminal, positive values 535scrolls. Offset C<0> means display the normal terminal, positive values
393show this many lines of scrollback. 536show this many lines of scrollback.
394 537
395=item on_scroll_back $term, $lines, $saved 538=item on_scroll_back $term, $lines, $saved
396 539
400 543
401It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 544It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
402$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total 545$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
403number of lines that will be in the scrollback buffer. 546number of lines that will be in the scrollback buffer.
404 547
548=item on_osc_seq $term, $op, $args
549
550Called on every OSC sequence and can be used to suppress it or modify its
551behaviour. The default should be to return an empty list. A true value
552suppresses execution of the request completely. Make sure you don't get
553confused by recursive invocations when you output an osc sequence within
554this callback.
555
556C<on_osc_seq_perl> should be used for new behaviour.
557
405=item on_osc_seq $term, $string 558=item on_osc_seq_perl $term, $string
406 559
407Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 560Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
408operating system command) is processed. Cursor position and other state 561operating system command) is processed. Cursor position and other state
409information is up-to-date when this happens. For interoperability, the 562information is up-to-date when this happens. For interoperability, the
410string should start with the extension name and a colon, to distinguish 563string should start with the extension name and a colon, to distinguish
411it from commands for other extensions, and this might be enforced in the 564it from commands for other extensions, and this might be enforced in the
412future. 565future.
413 566
414Be careful not ever to trust (in a security sense) the data you receive, 567Be careful not ever to trust (in a security sense) the data you receive,
415as its source can not easily be controleld (e-mail content, messages from 568as its source can not easily be controlled (e-mail content, messages from
416other users on the same system etc.). 569other users on the same system etc.).
417 570
418=item on_add_lines $term, $string 571=item on_add_lines $term, $string
419 572
420Called whenever text is about to be output, with the text as argument. You 573Called whenever text is about to be output, with the text as argument. You
451 604
452=item on_refresh_end $term 605=item on_refresh_end $term
453 606
454Called just after the screen gets redrawn. See C<on_refresh_begin>. 607Called just after the screen gets redrawn. See C<on_refresh_begin>.
455 608
456=item on_keyboard_command $term, $string 609=item on_user_command $term, $string
457 610
458Called whenever the user presses a key combination that has a 611Called whenever a user-configured event is being activated (e.g. via
459C<perl:string> action bound to it (see description of the B<keysym> 612a C<perl:string> action bound to a key, see description of the B<keysym>
460resource in the @@RXVT_NAME@@(1) manpage). 613resource in the @@RXVT_NAME@@(1) manpage).
614
615The event is simply the action string. This interface is assumed to change
616slightly in the future.
617
618=item on_resize_all_windows $tern, $new_width, $new_height
619
620Called just after the new window size has been calculated, but before
621windows are actually being resized or hints are being set. If this hook
622returns TRUE, setting of the window hints is being skipped.
461 623
462=item on_x_event $term, $event 624=item on_x_event $term, $event
463 625
464Called on every X event received on the vt window (and possibly other 626Called on every X event received on the vt window (and possibly other
465windows). Should only be used as a last resort. Most event structure 627windows). Should only be used as a last resort. Most event structure
466members are not passed. 628members are not passed.
467 629
630=item on_root_event $term, $event
631
632Like C<on_x_event>, but is called for events on the root window.
633
468=item on_focus_in $term 634=item on_focus_in $term
469 635
470Called whenever the window gets the keyboard focus, before rxvt-unicode 636Called whenever the window gets the keyboard focus, before rxvt-unicode
471does focus in processing. 637does focus in processing.
472 638
473=item on_focus_out $term 639=item on_focus_out $term
474 640
475Called wheneever the window loses keyboard focus, before rxvt-unicode does 641Called whenever the window loses keyboard focus, before rxvt-unicode does
476focus out processing. 642focus out processing.
477 643
478=item on_configure_notify $term, $event 644=item on_configure_notify $term, $event
645
646=item on_property_notify $term, $event
479 647
480=item on_key_press $term, $event, $keysym, $octets 648=item on_key_press $term, $event, $keysym, $octets
481 649
482=item on_key_release $term, $event, $keysym 650=item on_key_release $term, $event, $keysym
483 651
493 661
494Called whenever the corresponding X event is received for the terminal If 662Called whenever the corresponding X event is received for the terminal If
495the hook returns true, then the even will be ignored by rxvt-unicode. 663the hook returns true, then the even will be ignored by rxvt-unicode.
496 664
497The event is a hash with most values as named by Xlib (see the XEvent 665The event is a hash with most values as named by Xlib (see the XEvent
498manpage), with the additional members C<row> and C<col>, which are the row 666manpage), with the additional members C<row> and C<col>, which are the
499and column under the mouse cursor. 667(real, not screen-based) row and column under the mouse cursor.
500 668
501C<on_key_press> additionally receives the string rxvt-unicode would 669C<on_key_press> additionally receives the string rxvt-unicode would
502output, if any, in locale-specific encoding. 670output, if any, in locale-specific encoding.
503 671
504subwindow. 672subwindow.
535our $LIBDIR; 703our $LIBDIR;
536our $RESNAME; 704our $RESNAME;
537our $RESCLASS; 705our $RESCLASS;
538our $RXVTNAME; 706our $RXVTNAME;
539 707
708our $NOCHAR = chr 0xffff;
709
540=head2 Variables in the C<urxvt> Package 710=head2 Variables in the C<urxvt> Package
541 711
542=over 4 712=over 4
543 713
544=item $urxvt::LIBDIR 714=item $urxvt::LIBDIR
559The current terminal. This variable stores the current C<urxvt::term> 729The current terminal. This variable stores the current C<urxvt::term>
560object, whenever a callback/hook is executing. 730object, whenever a callback/hook is executing.
561 731
562=item @urxvt::TERM_INIT 732=item @urxvt::TERM_INIT
563 733
564All coderefs in this array will be called as methods of the next newly 734All code references in this array will be called as methods of the next newly
565created C<urxvt::term> object (during the C<on_init> phase). The array 735created C<urxvt::term> object (during the C<on_init> phase). The array
566gets cleared before the codereferences that were in it are being executed, 736gets cleared before the code references that were in it are being executed,
567so coderefs can push themselves onto it again if they so desire. 737so references can push themselves onto it again if they so desire.
568 738
569This complements to the perl-eval commandline option, but gets executed 739This complements to the perl-eval command line option, but gets executed
570first. 740first.
571 741
572=item @urxvt::TERM_EXT 742=item @urxvt::TERM_EXT
573 743
574Works similar to C<@TERM_INIT>, but contains perl package/class names, which 744Works similar to C<@TERM_INIT>, but contains perl package/class names, which
595 765
596Using this function has the advantage that its output ends up in the 766Using this function has the advantage that its output ends up in the
597correct place, e.g. on stderr of the connecting urxvtc client. 767correct place, e.g. on stderr of the connecting urxvtc client.
598 768
599Messages have a size limit of 1023 bytes currently. 769Messages have a size limit of 1023 bytes currently.
770
771=item @terms = urxvt::termlist
772
773Returns all urxvt::term objects that exist in this process, regardless of
774whether they are started, being destroyed etc., so be careful. Only term
775objects that have perl extensions attached will be returned (because there
776is no urxvt::term objet associated with others).
600 777
601=item $time = urxvt::NOW 778=item $time = urxvt::NOW
602 779
603Returns the "current time" (as per the event loop). 780Returns the "current time" (as per the event loop).
604 781
662Return the foreground/background colour index, respectively. 839Return the foreground/background colour index, respectively.
663 840
664=item $rend = urxvt::SET_FGCOLOR $rend, $new_colour 841=item $rend = urxvt::SET_FGCOLOR $rend, $new_colour
665 842
666=item $rend = urxvt::SET_BGCOLOR $rend, $new_colour 843=item $rend = urxvt::SET_BGCOLOR $rend, $new_colour
844
845=item $rend = urxvt::SET_COLOR $rend, $new_fg, $new_bg
667 846
668Replace the foreground/background colour in the rendition mask with the 847Replace the foreground/background colour in the rendition mask with the
669specified one. 848specified one.
670 849
671=item $value = urxvt::GET_CUSTOM $rend 850=item $value = urxvt::GET_CUSTOM $rend
690 unless $msg =~ /\n$/; 869 unless $msg =~ /\n$/;
691 urxvt::warn ($msg); 870 urxvt::warn ($msg);
692 }; 871 };
693} 872}
694 873
874no warnings 'utf8';
875
695my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 876my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
696 877
697sub verbose { 878sub verbose {
698 my ($level, $msg) = @_; 879 my ($level, $msg) = @_;
699 warn "$msg\n" if $level <= $verbosity; 880 warn "$msg\n" if $level <= $verbosity;
715 896
716 open my $fh, "<:raw", $path 897 open my $fh, "<:raw", $path
717 or die "$path: $!"; 898 or die "$path: $!";
718 899
719 my $source = 900 my $source =
720 "package $pkg; use strict; use utf8;\n" 901 "package $pkg; use strict; use utf8; no warnings 'utf8';\n"
721 . "#line 1 \"$path\"\n{\n" 902 . "#line 1 \"$path\"\n{\n"
722 . (do { local $/; <$fh> }) 903 . (do { local $/; <$fh> })
723 . "\n};\n1"; 904 . "\n};\n1";
724 905
725 eval $source 906 eval $source
750 $TERM->register_package ($_) for @pkg; 931 $TERM->register_package ($_) for @pkg;
751 } 932 }
752 933
753 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) { 934 for (grep $_, map { split /,/, $TERM->resource ("perl_ext_$_") } 1, 2) {
754 if ($_ eq "default") { 935 if ($_ eq "default") {
755 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback); 936 $ext_arg{$_} ||= [] for qw(selection option-popup selection-popup searchable-scrollback readline);
756 } elsif (/^-(.*)$/) { 937 } elsif (/^-(.*)$/) {
757 delete $ext_arg{$1}; 938 delete $ext_arg{$1};
758 } elsif (/^([^<]+)<(.*)>$/) { 939 } elsif (/^([^<]+)<(.*)>$/) {
759 push @{ $ext_arg{$1} }, $2; 940 push @{ $ext_arg{$1} }, $2;
760 } else { 941 } else {
761 $ext_arg{$_} ||= []; 942 $ext_arg{$_} ||= [];
762 } 943 }
763 } 944 }
764 945
765 while (my ($ext, $argv) = each %ext_arg) { 946 for my $ext (sort keys %ext_arg) {
766 my @files = grep -f $_, map "$_/$ext", @dirs; 947 my @files = grep -f $_, map "$_/$ext", @dirs;
767 948
768 if (@files) { 949 if (@files) {
769 $TERM->register_package (extension_package $files[0], $argv); 950 $TERM->register_package (extension_package $files[0], $ext_arg{$ext});
770 } else { 951 } else {
771 warn "perl extension '$ext' not found in perl library search path\n"; 952 warn "perl extension '$ext' not found in perl library search path\n";
772 } 953 }
773 } 954 }
774 955
780 961
781 if (my $cb = $TERM->{_hook}[$htype]) { 962 if (my $cb = $TERM->{_hook}[$htype]) {
782 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")" 963 verbose 10, "$HOOKNAME[$htype] (" . (join ", ", $TERM, @_) . ")"
783 if $verbosity >= 10; 964 if $verbosity >= 10;
784 965
785 keys %$cb; 966 for my $pkg (keys %$cb) {
786
787 while (my ($pkg, $cb) = each %$cb) {
788 my $retval_ = eval { $cb->($TERM->{_pkg}{$pkg}, @_) }; 967 my $retval_ = eval { $cb->{$pkg}->($TERM->{_pkg}{$pkg}, @_) };
789 $retval ||= $retval_; 968 $retval ||= $retval_;
790 969
791 if ($@) { 970 if ($@) {
792 $TERM->ungrab; # better to lose the grab than the session 971 $TERM->ungrab; # better to lose the grab than the session
793 warn $@; 972 warn $@;
805 # clear package 984 # clear package
806 %$TERM = (); 985 %$TERM = ();
807 } 986 }
808 987
809 $retval 988 $retval
989}
990
991sub SET_COLOR($$$) {
992 SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2])
810} 993}
811 994
812# urxvt::term::extension 995# urxvt::term::extension
813 996
814package urxvt::term::extension; 997package urxvt::term::extension;
983hash which defines the environment of the new terminal. 1166hash which defines the environment of the new terminal.
984 1167
985Croaks (and probably outputs an error message) if the new instance 1168Croaks (and probably outputs an error message) if the new instance
986couldn't be created. Returns C<undef> if the new instance didn't 1169couldn't be created. Returns C<undef> if the new instance didn't
987initialise perl, and the terminal object otherwise. The C<init> and 1170initialise perl, and the terminal object otherwise. The C<init> and
988C<start> hooks will be called during this call. 1171C<start> hooks will be called before this call returns, and are free to
1172refer to global data (which is race free).
989 1173
990=cut 1174=cut
991 1175
992sub new { 1176sub new {
993 my ($class, $env, @args) = @_; 1177 my ($class, $env, @args) = @_;
994 1178
1179 $env or Carp::croak "environment hash missing in call to urxvt::term->new";
1180 @args or Carp::croak "name argument missing in call to urxvt::term->new";
1181
995 _new ([ map "$_=$env->{$_}", keys %$env ], @args); 1182 _new ([ map "$_=$env->{$_}", keys %$env ], \@args);
996} 1183}
997 1184
998=item $term->destroy 1185=item $term->destroy
999 1186
1000Destroy the terminal object (close the window, free resources 1187Destroy the terminal object (close the window, free resources
1030 1217
1031Returns true if the option specified by C<$optval> is enabled, and 1218Returns true if the option specified by C<$optval> is enabled, and
1032optionally change it. All option values are stored by name in the hash 1219optionally change it. All option values are stored by name in the hash
1033C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash. 1220C<%urxvt::OPTION>. Options not enabled in this binary are not in the hash.
1034 1221
1035Here is a a likely non-exhaustive list of option names, please see the 1222Here is a likely non-exhaustive list of option names, please see the
1036source file F</src/optinc.h> to see the actual list: 1223source file F</src/optinc.h> to see the actual list:
1037 1224
1038 borderLess console cursorBlink cursorUnderline hold iconic insecure 1225 borderLess console cursorBlink cursorUnderline hold iconic insecure
1039 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage 1226 intensityStyles jumpScroll loginShell mapAlert meta8 mouseWheelScrollPage
1040 override-redirect pastableTabs pointerBlank reverseVideo scrollBar 1227 override-redirect pastableTabs pointerBlank reverseVideo scrollBar
1057likely change). 1244likely change).
1058 1245
1059Please note that resource strings will currently only be freed when the 1246Please note that resource strings will currently only be freed when the
1060terminal is destroyed, so changing options frequently will eat memory. 1247terminal is destroyed, so changing options frequently will eat memory.
1061 1248
1062Here is a a likely non-exhaustive list of resource names, not all of which 1249Here is a likely non-exhaustive list of resource names, not all of which
1063are supported in every build, please see the source file F</src/rsinc.h> 1250are supported in every build, please see the source file F</src/rsinc.h>
1064to see the actual list: 1251to see the actual list:
1065 1252
1066 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1253 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
1067 borderLess color cursorBlink cursorUnderline cutchars delete_key 1254 borderLess color cursorBlink cursorUnderline cutchars delete_key
1257 1444
1258Normally its not a good idea to use this function, as programs might be 1445Normally its not a good idea to use this function, as programs might be
1259confused by changes in cursor position or scrolling. Its useful inside a 1446confused by changes in cursor position or scrolling. Its useful inside a
1260C<on_add_lines> hook, though. 1447C<on_add_lines> hook, though.
1261 1448
1449=item $term->scr_change_screen ($screen)
1450
1451Switch to given screen - 0 primary, 1 secondary.
1452
1262=item $term->cmd_parse ($octets) 1453=item $term->cmd_parse ($octets)
1263 1454
1264Similar to C<scr_add_lines>, but the argument must be in the 1455Similar to C<scr_add_lines>, but the argument must be in the
1265locale-specific encoding of the terminal and can contain command sequences 1456locale-specific encoding of the terminal and can contain command sequences
1266(escape codes) that will be interpreted. 1457(escape codes) that will be interpreted.
1276Replaces the event mask of the pty watcher by the given event mask. Can 1467Replaces the event mask of the pty watcher by the given event mask. Can
1277be used to suppress input and output handling to the pty/tty. See the 1468be used to suppress input and output handling to the pty/tty. See the
1278description of C<< urxvt::timer->events >>. Make sure to always restore 1469description of C<< urxvt::timer->events >>. Make sure to always restore
1279the previous value. 1470the previous value.
1280 1471
1472=item $fd = $term->pty_fd
1473
1474Returns the master file descriptor for the pty in use, or C<-1> if no pty
1475is used.
1476
1281=item $windowid = $term->parent 1477=item $windowid = $term->parent
1282 1478
1283Return the window id of the toplevel window. 1479Return the window id of the toplevel window.
1284 1480
1285=item $windowid = $term->vt 1481=item $windowid = $term->vt
1291Adds the specified events to the vt event mask. Useful e.g. when you want 1487Adds the specified events to the vt event mask. Useful e.g. when you want
1292to receive pointer events all the times: 1488to receive pointer events all the times:
1293 1489
1294 $term->vt_emask_add (urxvt::PointerMotionMask); 1490 $term->vt_emask_add (urxvt::PointerMotionMask);
1295 1491
1492=item $term->focus_in
1493
1494=item $term->focus_out
1495
1496=item $term->key_press ($state, $keycode[, $time])
1497
1498=item $term->key_release ($state, $keycode[, $time])
1499
1500Deliver various fake events to to terminal.
1501
1296=item $window_width = $term->width 1502=item $window_width = $term->width
1297 1503
1298=item $window_height = $term->height 1504=item $window_height = $term->height
1299 1505
1300=item $font_width = $term->fwidth 1506=item $font_width = $term->fwidth
1330=item $env = $term->env 1536=item $env = $term->env
1331 1537
1332Returns a copy of the environment in effect for the terminal as a hashref 1538Returns a copy of the environment in effect for the terminal as a hashref
1333similar to C<\%ENV>. 1539similar to C<\%ENV>.
1334 1540
1541=item @envv = $term->envv
1542
1543Returns the environment as array of strings of the form C<VAR=VALUE>.
1544
1545=item @argv = $term->argv
1546
1547Return the argument vector as this terminal, similar to @ARGV, but
1548includes the program name as first element.
1549
1335=cut 1550=cut
1336 1551
1337sub env { 1552sub env {
1338 if (my $env = $_[0]->_env) {
1339 +{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), @$env } 1553 +{ map /^([^=]+)(?:=(.*))?$/s && ($1 => $2), $_[0]->envv }
1340 } else {
1341 +{ %ENV }
1342 }
1343} 1554}
1344 1555
1345=item $modifiermask = $term->ModLevel3Mask 1556=item $modifiermask = $term->ModLevel3Mask
1346 1557
1347=item $modifiermask = $term->ModMetaMask 1558=item $modifiermask = $term->ModMetaMask
1348 1559
1349=item $modifiermask = $term->ModNumLockMask 1560=item $modifiermask = $term->ModNumLockMask
1350 1561
1351Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1562Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1352AltGr), the meta key (often Alt) and the num lock key, if applicable. 1563AltGr), the meta key (often Alt) and the num lock key, if applicable.
1564
1565=item $screen = $term->current_screen
1566
1567Returns the currently displayed screen (0 primary, 1 secondary).
1568
1569=item $cursor_is_hidden = $term->hidden_cursor
1570
1571Returns whether the cursor is currently hidden or not.
1353 1572
1354=item $view_start = $term->view_start ([$newvalue]) 1573=item $view_start = $term->view_start ([$newvalue])
1355 1574
1356Returns the row number of the topmost displayed line. Maximum value is 1575Returns the row number of the topmost displayed line. Maximum value is
1357C<0>, which displays the normal terminal contents. Lower values scroll 1576C<0>, which displays the normal terminal contents. Lower values scroll
1377line, starting at column C<$start_col> (default C<0>), which is useful 1596line, starting at column C<$start_col> (default C<0>), which is useful
1378to replace only parts of a line. The font index in the rendition will 1597to replace only parts of a line. The font index in the rendition will
1379automatically be updated. 1598automatically be updated.
1380 1599
1381C<$text> is in a special encoding: tabs and wide characters that use more 1600C<$text> is in a special encoding: tabs and wide characters that use more
1382than one cell when displayed are padded with urxvt::NOCHAR characters 1601than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1383(C<chr 65535>). Characters with combining characters and other characters 1602characters. Characters with combining characters and other characters that
1384that do not fit into the normal tetx encoding will be replaced with 1603do not fit into the normal tetx encoding will be replaced with characters
1385characters in the private use area. 1604in the private use area.
1386 1605
1387You have to obey this encoding when changing text. The advantage is 1606You have to obey this encoding when changing text. The advantage is
1388that C<substr> and similar functions work on screen cells and not on 1607that C<substr> and similar functions work on screen cells and not on
1389characters. 1608characters.
1390 1609
1534where one character corresponds to one screen cell. See 1753where one character corresponds to one screen cell. See
1535C<< $term->ROW_t >> for details. 1754C<< $term->ROW_t >> for details.
1536 1755
1537=item $string = $term->special_decode $text 1756=item $string = $term->special_decode $text
1538 1757
1539Converts rxvt-unicodes text reprsentation into a perl string. See 1758Converts rxvt-unicodes text representation into a perl string. See
1540C<< $term->ROW_t >> for details. 1759C<< $term->ROW_t >> for details.
1541 1760
1542=item $success = $term->grab_button ($button, $modifiermask) 1761=item $success = $term->grab_button ($button, $modifiermask[, $window = $term->vt])
1543 1762
1763=item $term->ungrab_button ($button, $modifiermask[, $window = $term->vt])
1764
1544Registers a synchronous button grab. See the XGrabButton manpage. 1765Register/unregister a synchronous button grab. See the XGrabButton
1766manpage.
1545 1767
1546=item $success = $term->grab ($eventtime[, $sync]) 1768=item $success = $term->grab ($eventtime[, $sync])
1547 1769
1548Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or 1770Calls XGrabPointer and XGrabKeyboard in asynchronous (default) or
1549synchronous (C<$sync> is true). Also remembers the grab timestampe. 1771synchronous (C<$sync> is true). Also remembers the grab timestamp.
1550 1772
1551=item $term->allow_events_async 1773=item $term->allow_events_async
1552 1774
1553Calls XAllowEvents with AsyncBoth for the most recent grab. 1775Calls XAllowEvents with AsyncBoth for the most recent grab.
1554 1776
1564=item $term->ungrab 1786=item $term->ungrab
1565 1787
1566Calls XUngrab for the most recent grab. Is called automatically on 1788Calls XUngrab for the most recent grab. Is called automatically on
1567evaluation errors, as it is better to lose the grab in the error case as 1789evaluation errors, as it is better to lose the grab in the error case as
1568the session. 1790the session.
1791
1792=item $atom = $term->XInternAtom ($atom_name[, $only_if_exists])
1793
1794=item $atom_name = $term->XGetAtomName ($atom)
1795
1796=item @atoms = $term->XListProperties ($window)
1797
1798=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1799
1800=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets)
1801
1802=item $term->XDeleteProperty ($window, $property)
1803
1804=item $window = $term->DefaultRootWindow
1805
1806=item $term->XReparentWindow ($window, $parent, [$x, $y])
1807
1808=item $term->XMapWindow ($window)
1809
1810=item $term->XUnmapWindow ($window)
1811
1812=item $term->XMoveResizeWindow ($window, $x, $y, $width, $height)
1813
1814=item ($x, $y, $child_window) = $term->XTranslateCoordinates ($src, $dst, $x, $y)
1815
1816=item $term->XChangeInput ($window, $add_events[, $del_events])
1817
1818Various X or X-related functions. The C<$term> object only serves as
1819the source of the display, otherwise those functions map more-or-less
1820directory onto the X functions of the same name.
1569 1821
1570=back 1822=back
1571 1823
1572=cut 1824=cut
1573 1825
1637 my ($self, $text, $cb) = @_; 1889 my ($self, $text, $cb) = @_;
1638 1890
1639 $self->add_item ({ type => "button", text => $text, activate => $cb}); 1891 $self->add_item ({ type => "button", text => $text, activate => $cb});
1640} 1892}
1641 1893
1642=item $popup->add_toggle ($text, $cb, $initial_value) 1894=item $popup->add_toggle ($text, $initial_value, $cb)
1643 1895
1644Adds a toggle/checkbox item to the popup. Teh callback gets called 1896Adds a toggle/checkbox item to the popup. The callback gets called
1645whenever it gets toggled, with a boolean indicating its value as its first 1897whenever it gets toggled, with a boolean indicating its new value as its
1646argument. 1898first argument.
1647 1899
1648=cut 1900=cut
1649 1901
1650sub add_toggle { 1902sub add_toggle {
1651 my ($self, $text, $cb, $value) = @_; 1903 my ($self, $text, $value, $cb) = @_;
1652 1904
1653 my $item; $item = { 1905 my $item; $item = {
1654 type => "button", 1906 type => "button",
1655 text => " $text", 1907 text => " $text",
1656 value => $value, 1908 value => $value,
1791Set the callback to be called when io events are triggered. C<$reventmask> 2043Set the callback to be called when io events are triggered. C<$reventmask>
1792is a bitset as described in the C<events> method. 2044is a bitset as described in the C<events> method.
1793 2045
1794=item $iow = $iow->fd ($fd) 2046=item $iow = $iow->fd ($fd)
1795 2047
1796Set the filedescriptor (not handle) to watch. 2048Set the file descriptor (not handle) to watch.
1797 2049
1798=item $iow = $iow->events ($eventmask) 2050=item $iow = $iow->events ($eventmask)
1799 2051
1800Set the event mask to watch. The only allowed values are 2052Set the event mask to watch. The only allowed values are
1801C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed 2053C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed
1805 2057
1806Start watching for requested events on the given handle. 2058Start watching for requested events on the given handle.
1807 2059
1808=item $iow = $iow->stop 2060=item $iow = $iow->stop
1809 2061
1810Stop watching for events on the given filehandle. 2062Stop watching for events on the given file handle.
1811 2063
1812=back 2064=back
1813 2065
1814=head2 The C<urxvt::iw> Class 2066=head2 The C<urxvt::iw> Class
1815 2067
1862 2114
1863Set the callback to be called when the timer triggers. 2115Set the callback to be called when the timer triggers.
1864 2116
1865=item $pw = $timer->start ($pid) 2117=item $pw = $timer->start ($pid)
1866 2118
1867Tells the wqtcher to start watching for process C<$pid>. 2119Tells the watcher to start watching for process C<$pid>.
1868 2120
1869=item $pw = $pw->stop 2121=item $pw = $pw->stop
1870 2122
1871Stop the watcher. 2123Stop the watcher.
1872 2124
1885 2137
1886=item >= 3 - script loading and management 2138=item >= 3 - script loading and management
1887 2139
1888=item >=10 - all called hooks 2140=item >=10 - all called hooks
1889 2141
1890=item >=11 - hook reutrn values 2142=item >=11 - hook return values
1891 2143
1892=back 2144=back
1893 2145
1894=head1 AUTHOR 2146=head1 AUTHOR
1895 2147

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