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Revision 1.86 by root, Thu Jan 12 05:22:47 2006 UTC vs.
Revision 1.98 by root, Tue Jan 17 17:01:54 2006 UTC

40=over 4 40=over 4
41 41
42=item selection (enabled by default) 42=item selection (enabled by default)
43 43
44(More) intelligent selection. This extension tries to be more intelligent 44(More) intelligent selection. This extension tries to be more intelligent
45when the user extends selections (double-click). Right now, it tries to 45when the user extends selections (double-click and further clicks). Right
46select urls and complete shell-quoted arguments, which is very convenient, 46now, it tries to select words, urls and complete shell-quoted
47too, if your F<ls> supports C<--quoting-style=shell>. 47arguments, which is very convenient, too, if your F<ls> supports
48C<--quoting-style=shell>.
48 49
50A double-click usually selects the word under the cursor, further clicks
51will enlarge the selection.
52
53The selection works by trying to match a number of regexes and displaying
54them in increasing order of length. You can add your own regexes by
55specifying resources of the form:
56
57 URxvt.selection.pattern-0: perl-regex
58 URxvt.selection.pattern-1: perl-regex
59 ...
60
61The index number (0, 1...) must not have any holes, and each regex must
62contain at least one pair of capturing parentheses, which will be used for
63the match. For example, the followign adds a regex that matches everything
64between two vertical bars:
65
66 URxvt.selection.pattern-0: \\|([^|]+)\\|
67
68You can look at the source of the selection extension to see more
69interesting uses, such as parsing a line from beginning to end.
70
49It also offers the following bindable keyboard command: 71This extension also offers following bindable keyboard commands:
50 72
51=over 4 73=over 4
52 74
53=item rot13 75=item rot13
54 76
70evalution, web-browser starting etc.), depending on content. 92evalution, web-browser starting etc.), depending on content.
71 93
72=item searchable-scrollback<hotkey> (enabled by default) 94=item searchable-scrollback<hotkey> (enabled by default)
73 95
74Adds regex search functionality to the scrollback buffer, triggered 96Adds regex search functionality to the scrollback buffer, triggered
75by a hotkey (default: C<M-s>). When in search mode, normal terminal 97by a hotkey (default: C<M-s>). While in search mode, normal terminal
76input/output is suspended. 98input/output is suspended and a regex is displayed at the bottom of the
99screen.
77 100
78C</> starts an incremental regex search, C<n> searches further, C<p> or 101Inputting characters appends them to the regex and continues incremental
79C<N> jump to the previous match, C<G> jumps to the bottom and clears the 102search. C<BackSpace> removes a character from the regex, C<Up> and C<Down>
80history, C<enter> leaves search mode at the current position and C<escape> 103search upwards/downwards in the scrollback buffer, C<End> jumps to the
81returns to the original position. 104bottom. C<Escape> leaves search mode and returns to the point where search
105was started, while C<Enter> or C<Return> stay at the current position and
106additionally stores the first match in the current line into the primary
107selection.
82 108
83=item digital-clock 109=item selection-autotransform
84 110
85Displays a digital clock using the built-in overlay. 111This selection allows you to do automatic transforms on a selection
112whenever a selection is made.
113
114It works by specifying perl snippets (most useful is a single C<s///>
115operator) that modify C<$_> as resources:
116
117 URxvt.selection-autotransform.0: transform
118 URxvt.selection-autotransform.1: transform
119 ...
120
121For example, the following will transform selections of the form
122C<filename:number>, often seen in compiler messages, into C<vi +$filename
123$word>:
124
125 URxvt.selection-autotransform.0: s/^([^:[:space:]]+):(\\d+):?$/vi +$2 \\Q$1\\E\\x0d/
126
127And this example matches the same,but replaces it with vi-commands you can
128paste directly into your (vi :) editor:
129
130 URxvt.selection-autotransform.0: s/^([^:[:space:]]+(\\d+):?$/\\x1b:e \\Q$1\\E\\x0d:$2\\x0d/
131
132Of course, this can be modified to suit your needs and your editor :)
133
134To expand the example above to typical perl error messages ("XXX at
135FILENAME line YYY."), you need a slightly more elaborate solution:
136
137 URxvt.selection.pattern-0: ( at .*? line \\d+\\.)
138 URxvt.selection-autotransform.0: s/^ at (.*?) line (\\d+)\\.$/\x1b:e \\Q$1\E\\x0d:$2\\x0d/
139
140The first line tells the selection code to treat the unchanging part of
141every error message as a selection pattern, and the second line transforms
142the message into vi commands to load the file.
86 143
87=item mark-urls 144=item mark-urls
88 145
89Uses per-line display filtering (C<on_line_update>) to underline urls and 146Uses per-line display filtering (C<on_line_update>) to underline urls and
90make them clickable. When middle-clicked, the program specified in the 147make them clickable. When middle-clicked, the program specified in the
91resource C<urlLauncher> (default C<x-www-browser>) will be started. 148resource C<urlLauncher> (default C<x-www-browser>) will be started with
149the URL as first argument.
92 150
93=item block-graphics-to-ascii 151=item block-graphics-to-ascii
94 152
95A not very useful example of filtering all text output to the terminal, 153A not very useful example of filtering all text output to the terminal,
96by replacing all line-drawing characters (U+2500 .. U+259F) by a 154by replacing all line-drawing characters (U+2500 .. U+259F) by a
97similar-looking ascii character. 155similar-looking ascii character.
98 156
157=item digital-clock
158
159Displays a digital clock using the built-in overlay.
160
99=item example-refresh-hooks 161=item example-refresh-hooks
100 162
101Displays a very simple digital clock in the upper right corner of the 163Displays a very simple digital clock in the upper right corner of the
102window. Illustrates overwriting the refresh callbacks to create your own 164window. Illustrates overwriting the refresh callbacks to create your own
103overlays or changes. 165overlays or changes.
166
167=item selection-pastebin
168
169This is a little rarely useful extension that Uploads the selection as
170textfile to a remote site (or does other things).
171
172It listens to the C<selection-pastebin:remote-pastebin> keyboard command,
173i.e.
174
175 URxvt.keysym.C-M-e: perl:selection-pastebin:remote-pastebin
176
177Pressing this combination runs a command with C<%> replaced by the name of
178the textfile. This command can be set via a resource:
179
180 URxvt.selection-pastebin.cmd: rsync -apP % ruth:/var/www/www.ta-sa.org/files/txt/.
181
182And the default is likely not useful to anybody but the few people around
183here :)
184
185The name of the textfile is the hex encoded md5 sum of the selection, so
186the same content should lead to the same filename.
187
188After a successful upload the selection will be replaced by the text given
189in the C<selection-pastebin-url> resource (again, the % is the placeholder
190for the filename):
191
192 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
104 193
105=back 194=back
106 195
107=head1 API DOCUMENTATION 196=head1 API DOCUMENTATION
108 197
309 398
310Called whenever the user presses a key combination that has a 399Called whenever the user presses a key combination that has a
311C<perl:string> action bound to it (see description of the B<keysym> 400C<perl:string> action bound to it (see description of the B<keysym>
312resource in the @@RXVT_NAME@@(1) manpage). 401resource in the @@RXVT_NAME@@(1) manpage).
313 402
403=item on_x_event $term, $event
404
405Called on every X event received on the vt window (and possibly other
406windows). Should only be used as a last resort. Most event structure
407members are not passed.
408
314=item on_focus_in $term 409=item on_focus_in $term
315 410
316Called whenever the window gets the keyboard focus, before rxvt-unicode 411Called whenever the window gets the keyboard focus, before rxvt-unicode
317does focus in processing. 412does focus in processing.
318 413
413Using this function has the advantage that its output ends up in the 508Using this function has the advantage that its output ends up in the
414correct place, e.g. on stderr of the connecting urxvtc client. 509correct place, e.g. on stderr of the connecting urxvtc client.
415 510
416Messages have a size limit of 1023 bytes currently. 511Messages have a size limit of 1023 bytes currently.
417 512
418=item $is_safe = urxvt::safe
419
420Returns true when it is safe to do potentially unsafe things, such as
421evaluating perl code specified by the user. This is true when urxvt was
422started setuid or setgid.
423
424=item $time = urxvt::NOW 513=item $time = urxvt::NOW
425 514
426Returns the "current time" (as per the event loop). 515Returns the "current time" (as per the event loop).
427 516
428=item urxvt::CurrentTime 517=item urxvt::CurrentTime
429 518
430=item urxvt::ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask, 519=item urxvt::ShiftMask, LockMask, ControlMask, Mod1Mask, Mod2Mask,
431Mod3Mask, Mod4Mask, Mod5Mask, Button1Mask, Button2Mask, Button3Mask, 520Mod3Mask, Mod4Mask, Mod5Mask, Button1Mask, Button2Mask, Button3Mask,
432Button4Mask, Button5Mask, AnyModifier 521Button4Mask, Button5Mask, AnyModifier
522
523=item urxvt::NoEventMask, KeyPressMask, KeyReleaseMask,
524ButtonPressMask, ButtonReleaseMask, EnterWindowMask, LeaveWindowMask,
525PointerMotionMask, PointerMotionHintMask, Button1MotionMask, Button2MotionMask,
526Button3MotionMask, Button4MotionMask, Button5MotionMask, ButtonMotionMask,
527KeymapStateMask, ExposureMask, VisibilityChangeMask, StructureNotifyMask,
528ResizeRedirectMask, SubstructureNotifyMask, SubstructureRedirectMask,
529FocusChangeMask, PropertyChangeMask, ColormapChangeMask, OwnerGrabButtonMask
530
531=item urxvt::KeyPress, KeyRelease, ButtonPress, ButtonRelease, MotionNotify,
532EnterNotify, LeaveNotify, FocusIn, FocusOut, KeymapNotify, Expose,
533GraphicsExpose, NoExpose, VisibilityNotify, CreateNotify, DestroyNotify,
534UnmapNotify, MapNotify, MapRequest, ReparentNotify, ConfigureNotify,
535ConfigureRequest, GravityNotify, ResizeRequest, CirculateNotify,
536CirculateRequest, PropertyNotify, SelectionClear, SelectionRequest,
537SelectionNotify, ColormapNotify, ClientMessage, MappingNotify
433 538
434Various constants for use in X calls and event processing. 539Various constants for use in X calls and event processing.
435 540
436=back 541=back
437 542
505 delete $ENV{CDPATH}; 610 delete $ENV{CDPATH};
506 delete $ENV{BASH_ENV}; 611 delete $ENV{BASH_ENV};
507 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin"; 612 $ENV{PATH} = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/opt/bin:/opt/sbin";
508} 613}
509 614
510my @hook_count;
511my $verbosity = $ENV{URXVT_PERL_VERBOSITY}; 615my $verbosity = $ENV{URXVT_PERL_VERBOSITY};
512 616
513sub verbose { 617sub verbose {
514 my ($level, $msg) = @_; 618 my ($level, $msg) = @_;
515 warn "$msg\n" if $level <= $verbosity; 619 warn "$msg\n" if $level <= $verbosity;
528 verbose 3, "loading extension '$path' into package '$pkg'"; 632 verbose 3, "loading extension '$path' into package '$pkg'";
529 633
530 open my $fh, "<:raw", $path 634 open my $fh, "<:raw", $path
531 or die "$path: $!"; 635 or die "$path: $!";
532 636
533 my $source = untaint 637 my $source =
534 "package $pkg; use strict; use utf8;\n" 638 "package $pkg; use strict; use utf8;\n"
535 . "use base urxvt::term::extension::;\n" 639 . "use base urxvt::term::extension::;\n"
536 . "#line 1 \"$path\"\n{\n" 640 . "#line 1 \"$path\"\n{\n"
537 . (do { local $/; <$fh> }) 641 . (do { local $/; <$fh> })
538 . "\n};\n1"; 642 . "\n};\n1";
603 verbose 11, "$HOOKNAME[$htype] returning <$retval>" 707 verbose 11, "$HOOKNAME[$htype] returning <$retval>"
604 if $verbosity >= 11; 708 if $verbosity >= 11;
605 } 709 }
606 710
607 if ($htype == 1) { # DESTROY 711 if ($htype == 1) { # DESTROY
608 if (my $hook = delete $TERM->{_hook}) {
609 for my $htype (0..$#$hook) {
610 $hook_count[$htype] -= scalar keys %{ $hook->[$htype] || {} }
611 or set_should_invoke $htype, 0;
612 }
613 }
614
615 # clear package objects 712 # clear package objects
616 %$_ = () for values %{ $TERM->{_pkg} }; 713 %$_ = () for values %{ $TERM->{_pkg} };
617 714
618 # clear package 715 # clear package
619 %$TERM = (); 716 %$TERM = ();
645 while (my ($name, $cb) = each %hook) { 742 while (my ($name, $cb) = each %hook) {
646 my $htype = $HOOKTYPE{uc $name}; 743 my $htype = $HOOKTYPE{uc $name};
647 defined $htype 744 defined $htype
648 or Carp::croak "unsupported hook type '$name'"; 745 or Carp::croak "unsupported hook type '$name'";
649 746
747 $self->set_should_invoke ($htype, +1)
650 unless (exists $self->{term}{_hook}[$htype]{$pkg}) { 748 unless exists $self->{term}{_hook}[$htype]{$pkg};
651 $hook_count[$htype]++
652 or urxvt::set_should_invoke $htype, 1;
653 }
654 749
655 $self->{term}{_hook}[$htype]{$pkg} = $cb; 750 $self->{term}{_hook}[$htype]{$pkg} = $cb;
656 } 751 }
657} 752}
658 753
663 for my $name (@hook) { 758 for my $name (@hook) {
664 my $htype = $HOOKTYPE{uc $name}; 759 my $htype = $HOOKTYPE{uc $name};
665 defined $htype 760 defined $htype
666 or Carp::croak "unsupported hook type '$name'"; 761 or Carp::croak "unsupported hook type '$name'";
667 762
763 $self->set_should_invoke ($htype, -1)
668 if (delete $self->{term}{_hook}[$htype]{$pkg}) { 764 if delete $self->{term}{_hook}[$htype]{$pkg};
669 --$hook_count[$htype]
670 or urxvt::set_should_invoke $htype, 0;
671 }
672 } 765 }
673} 766}
674 767
675our $AUTOLOAD; 768our $AUTOLOAD;
676 769
1081 1174
1082=item $windowid = $term->vt 1175=item $windowid = $term->vt
1083 1176
1084Return the window id of the terminal window. 1177Return the window id of the terminal window.
1085 1178
1179=item $term->vt_emask_add ($x_event_mask)
1180
1181Adds the specified events to the vt event mask. Useful e.g. when you want
1182to receive pointer events all the times:
1183
1184 $term->vt_emask_add (urxvt::PointerMotionMask);
1185
1086=item $window_width = $term->width 1186=item $window_width = $term->width
1087 1187
1088=item $window_height = $term->height 1188=item $window_height = $term->height
1089 1189
1090=item $font_width = $term->fwidth 1190=item $font_width = $term->fwidth
1103 1203
1104=item $max_scrollback = $term->saveLines 1204=item $max_scrollback = $term->saveLines
1105 1205
1106=item $nrow_plus_saveLines = $term->total_rows 1206=item $nrow_plus_saveLines = $term->total_rows
1107 1207
1108=item $lines_in_scrollback = $term->nsaved 1208=item $topmost_scrollback_row = $term->top_row
1109 1209
1110Return various integers describing terminal characteristics. 1210Return various integers describing terminal characteristics.
1111 1211
1112=item $x_display = $term->display_id 1212=item $x_display = $term->display_id
1113 1213
1141Return the modifier masks corresponding to the "ISO Level 3 Shift" (often 1241Return the modifier masks corresponding to the "ISO Level 3 Shift" (often
1142AltGr), the meta key (often Alt) and the num lock key, if applicable. 1242AltGr), the meta key (often Alt) and the num lock key, if applicable.
1143 1243
1144=item $view_start = $term->view_start ([$newvalue]) 1244=item $view_start = $term->view_start ([$newvalue])
1145 1245
1146Returns the negative row number of the topmost line. Minimum value is 1246Returns the row number of the topmost displayed line. Maximum value is
1147C<0>, which displays the normal terminal contents. Larger values scroll 1247C<0>, which displays the normal terminal contents. Lower values scroll
1148this many lines into the scrollback buffer. 1248this many lines into the scrollback buffer.
1149 1249
1150=item $term->want_refresh 1250=item $term->want_refresh
1151 1251
1152Requests a screen refresh. At the next opportunity, rxvt-unicode will 1252Requests a screen refresh. At the next opportunity, rxvt-unicode will

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