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Revision 1.144 by root, Mon Aug 7 15:59:44 2006 UTC vs.
Revision 1.172 by root, Fri Oct 10 00:21:15 2008 UTC

26thus must be encoded as UTF-8. 26thus must be encoded as UTF-8.
27 27
28Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where 28Each script will only ever be loaded once, even in @@RXVT_NAME@@d, where
29scripts will be shared (but not enabled) for all terminals. 29scripts will be shared (but not enabled) for all terminals.
30 30
31You can disable the embedded perl interpreter by setting both "perl-ext"
32and "perl-ext-common" resources to the empty string.
33
31=head1 PREPACKAGED EXTENSIONS 34=head1 PREPACKAGED EXTENSIONS
32 35
33This section describes the extensions delivered with this release. You can 36This section describes the extensions delivered with this release. You can
34find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>. 37find them in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
35 38
37 40
38 @@RXVT_NAME@@ -pe <extensionname> 41 @@RXVT_NAME@@ -pe <extensionname>
39 42
40Or by adding them to the resource for extensions loaded by default: 43Or by adding them to the resource for extensions loaded by default:
41 44
42 URxvt.perl-ext-common: default,automove-background,selection-autotransform 45 URxvt.perl-ext-common: default,selection-autotransform
43 46
44=over 4 47=over 4
45 48
46=item selection (enabled by default) 49=item selection (enabled by default)
47 50
98 101
99Other extensions can extend this popup menu by pushing a code reference 102Other extensions can extend this popup menu by pushing a code reference
100onto C<@{ $term->{option_popup_hook} }>, which gets called whenever the 103onto C<@{ $term->{option_popup_hook} }>, which gets called whenever the
101popup is being displayed. 104popup is being displayed.
102 105
103It's sole argument is the popup menu, which can be modified. It should 106Its sole argument is the popup menu, which can be modified. It should
104either return nothing or a string, the initial boolean value and a code 107either return nothing or a string, the initial boolean value and a code
105reference. The string will be used as button text and the code reference 108reference. The string will be used as button text and the code reference
106will be called when the toggle changes, with the new boolean value as 109will be called when the toggle changes, with the new boolean value as
107first argument. 110first argument.
108 111
109The following will add an entry C<myoption> that changes 112The following will add an entry C<myoption> that changes
110C<$self->{myoption}>: 113C<< $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
122Other extensions can extend this popup menu by pushing a code reference 125Other extensions can extend this popup menu by pushing a code reference
123onto C<@{ $term->{selection_popup_hook} }>, which gets called whenever the 126onto C<@{ $term->{selection_popup_hook} }>, which gets called whenever the
124popup is being displayed. 127popup is being displayed.
125 128
126It's sole argument is the popup menu, which can be modified. The selection 129Its sole argument is the popup menu, which can be modified. The selection
127is in C<$_>, which can be used to decide whether to add something or not. 130is in C<$_>, which can be used to decide whether to add something or not.
128It should either return nothing or a string and a code reference. The 131It should either return nothing or a string and a code reference. The
129string will be used as button text and the code reference will be called 132string will be used as button text and the code reference will be called
130when the button gets activated and should transform C<$_>. 133when the button gets activated and should transform C<$_>.
131 134
132The following will add an entry C<a to b> that transforms all C<a>s in 135The following will add an entry C<a to b> that transforms all C<a>s in
133the selection to C<b>s, but only if the selection currently contains any 136the selection to C<b>s, but only if the selection currently contains any
134C<a>s: 137C<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
149search. C<BackSpace> removes a character from the regex, C<Up> and C<Down> 152search. C<BackSpace> removes a character from the regex, C<Up> and C<Down>
150search upwards/downwards in the scrollback buffer, C<End> jumps to the 153search upwards/downwards in the scrollback buffer, C<End> jumps to the
151bottom. C<Escape> leaves search mode and returns to the point where search 154bottom. C<Escape> leaves search mode and returns to the point where search
152was started, while C<Enter> or C<Return> stay at the current position and 155was started, while C<Enter> or C<Return> stay at the current position and
153additionally stores the first match in the current line into the primary 156additionally stores the first match in the current line into the primary
154selection. 157selection if the C<Shift> modifier is active.
155 158
156The regex defaults to "(?i)", resulting in a case-insensitive search. To 159The regex defaults to "(?i)", resulting in a case-insensitive search. To
157get a case-sensitive search you can delete this prefix using C<BackSpace> 160get a case-sensitive search you can delete this prefix using C<BackSpace>
158or simply use an uppercase character which removes the "(?i)" prefix. 161or simply use an uppercase character which removes the "(?i)" prefix.
159 162
162=item readline (enabled by default) 165=item readline (enabled by default)
163 166
164A support package that tries to make editing with readline easier. At 167A support package that tries to make editing with readline easier. At
165the moment, it reacts to clicking shift-left mouse button by trying to 168the 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 169move 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 170cursor-left or cursor-right keypresses as required (this only works
168for programs that correctly support wide characters). 171for programs that correctly support wide characters).
169 172
170To avoid too many false positives, this is only done when: 173To avoid too many false positives, this is only done when:
171 174
172=over 4 175=over 4
240 URxvt.tabbed.tab-bg: <colour-index, default 1> 243 URxvt.tabbed.tab-bg: <colour-index, default 1>
241 244
242See I<COLOR AND GRAPHICS> in the @@RXVT_NAME@@(1) manpage for valid 245See I<COLOR AND GRAPHICS> in the @@RXVT_NAME@@(1) manpage for valid
243indices. 246indices.
244 247
245=item mark-urls 248=item matcher
246 249
247Uses per-line display filtering (C<on_line_update>) to underline urls and 250Uses per-line display filtering (C<on_line_update>) to underline text
248make them clickable. When middle-clicked, the program specified in the 251matching a certain pattern and make it clickable. When clicked with the
249resource C<urlLauncher> (default C<x-www-browser>) will be started with 252mouse button specified in the C<matcher.button> resource (default 2, or
250the URL as first argument. 253middle), the program specified in the C<matcher.launcher> resource
254(default, the C<urlLauncher> resource, C<sensible-browser>) will be started
255with the matched text as first argument. The default configuration is
256suitable for matching URLs and launching a web browser, like the
257former "mark-urls" extension.
258
259The default pattern to match URLs can be overridden with the
260C<matcher.pattern.0> resource, and additional patterns can be specified
261with numbered patterns, in a manner similar to the "selection" extension.
262The launcher can also be overridden on a per-pattern basis.
263
264It is possible to activate the most recently seen match from the keyboard.
265Simply bind a keysym to "perl:matcher" as seen in the example below.
266
267Example configuration:
268
269 URxvt.perl-ext: default,matcher
270 URxvt.urlLauncher: sensible-browser
271 URxvt.keysym.C-Delete: perl:matcher
272 URxvt.matcher.button: 1
273 URxvt.matcher.pattern.1: \\bwww\\.[\\w-]+\\.[\\w./?&@#-]*[\\w/-]
274 URxvt.matcher.pattern.2: \\B(/\\S+?):(\\d+)(?=:|$)
275 URxvt.matcher.launcher.2: gvim +$2 $1
251 276
252=item xim-onthespot 277=item xim-onthespot
253 278
254This (experimental) perl extension implements OnTheSpot editing. It does 279This (experimental) perl extension implements OnTheSpot editing. It does
255not work perfectly, and some input methods don't seem to work well with 280not work perfectly, and some input methods don't seem to work well with
256OnTheSpot editing in general, but it seems to work at leats for SCIM and 281OnTheSpot editing in general, but it seems to work at least for SCIM and
257kinput2. 282kinput2.
258 283
259You enable it by specifying this extension and a preedit style of 284You enable it by specifying this extension and a preedit style of
260C<OnTheSpot>, i.e.: 285C<OnTheSpot>, i.e.:
261 286
269will show or hide itself. Another press of the accelerator key will hide 294will show or hide itself. Another press of the accelerator key will hide
270or show it again. 295or show it again.
271 296
272Initially, the window will not be shown when using this extension. 297Initially, the window will not be shown when using this extension.
273 298
274This is useful if you need a single terminal thats not using any desktop 299This is useful if you need a single terminal that is not using any desktop
275space most of the time but is quickly available at the press of a key. 300space most of the time but is quickly available at the press of a key.
276 301
277The accelerator key is grabbed regardless of any modifiers, so this 302The accelerator key is grabbed regardless of any modifiers, so this
278extension will actually grab a physical key just for this function. 303extension will actually grab a physical key just for this function.
279 304
280If you want a quake-like animation, tell your window manager to do so 305If you want a quake-like animation, tell your window manager to do so
281(fvwm can do it). 306(fvwm can do it).
282
283=item automove-background
284
285This is basically a very small extension that dynamically changes the
286background pixmap offset to the window position, in effect creating the
287same effect as pseudo transparency with a custom pixmap. No scaling is
288supported in this mode. Example:
289
290 @@RXVT_NAME@@ -pixmap background.xpm -pe automove-background
291 307
292=item block-graphics-to-ascii 308=item block-graphics-to-ascii
293 309
294A not very useful example of filtering all text output to the terminal 310A not very useful example of filtering all text output to the terminal
295by replacing all line-drawing characters (U+2500 .. U+259F) by a 311by replacing all line-drawing characters (U+2500 .. U+259F) by a
300Displays a digital clock using the built-in overlay. 316Displays a digital clock using the built-in overlay.
301 317
302=item remote-clipboard 318=item remote-clipboard
303 319
304Somewhat of a misnomer, this extension adds two menu entries to the 320Somewhat of a misnomer, this extension adds two menu entries to the
305selection popup that allows one ti run external commands to store the 321selection popup that allows one to run external commands to store the
306selection somewhere and fetch it again. 322selection somewhere and fetch it again.
307 323
308We use it to implement a "distributed selection mechanism", which just 324We use it to implement a "distributed selection mechanism", which just
309means that one command uploads the file to a remote server, and another 325means that one command uploads the file to a remote server, and another
310reads it. 326reads it.
345After a successful upload the selection will be replaced by the text given 361After a successful upload the selection will be replaced by the text given
346in the C<selection-pastebin-url> resource (again, the % is the placeholder 362in the C<selection-pastebin-url> resource (again, the % is the placeholder
347for the filename): 363for the filename):
348 364
349 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/% 365 URxvt.selection-pastebin.url: http://www.ta-sa.org/files/txt/%
366
367I<Note to xrdb users:> xrdb uses the C preprocessor, which might interpret
368the double C</> characters as comment start. Use C<\057\057> instead,
369which works regardless of wether xrdb is used to parse the resource file
370or not.
350 371
351=item example-refresh-hooks 372=item example-refresh-hooks
352 373
353Displays a very simple digital clock in the upper right corner of the 374Displays a very simple digital clock in the upper right corner of the
354window. Illustrates overwriting the refresh callbacks to create your own 375window. Illustrates overwriting the refresh callbacks to create your own
395=back 416=back
396 417
397=head2 Extension Objects 418=head2 Extension Objects
398 419
399Every perl extension is a perl class. A separate perl object is created 420Every perl extension is a perl class. A separate perl object is created
400for each terminal and each extension and passed as the first parameter to 421for each terminal, and each terminal has its own set of extenion objects,
401hooks. So extensions can use their C<$self> object without having to think 422which are passed as the first parameter to hooks. So extensions can use
402about other extensions, with the exception of methods and members that 423their C<$self> object without having to think about clashes with other
424extensions or other terminals, with the exception of methods and members
403begin with an underscore character C<_>: these are reserved for internal 425that begin with an underscore character C<_>: these are reserved for
404use. 426internal use.
405 427
406Although it isn't a C<urxvt::term> object, you can call all methods of the 428Although it isn't a C<urxvt::term> object, you can call all methods of the
407C<urxvt::term> class on this object. 429C<urxvt::term> class on this object.
408 430
409It has the following methods and data members: 431It has the following methods and data members:
519 541
520It is called before lines are scrolled out (so rows 0 .. min ($lines - 1, 542It is called before lines are scrolled out (so rows 0 .. min ($lines - 1,
521$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total 543$nrow - 1) represent the lines to be scrolled out). C<$saved> is the total
522number of lines that will be in the scrollback buffer. 544number of lines that will be in the scrollback buffer.
523 545
524=item on_osc_seq $term, $op, $args 546=item on_osc_seq $term, $op, $args, $resp
525 547
526Called on every OSC sequence and can be used to suppress it or modify its 548Called on every OSC sequence and can be used to suppress it or modify its
527behaviour. The default should be to return an empty list. A true value 549behaviour. The default should be to return an empty list. A true value
528suppresses execution of the request completely. Make sure you don't get 550suppresses execution of the request completely. Make sure you don't get
529confused by recursive invocations when you output an osc sequence within 551confused by recursive invocations when you output an OSC sequence within
530this callback. 552this callback.
531 553
532C<on_osc_seq_perl> should be used for new behaviour. 554C<on_osc_seq_perl> should be used for new behaviour.
533 555
534=item on_osc_seq_perl $term, $string 556=item on_osc_seq_perl $term, $args, $resp
535 557
536Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC = 558Called whenever the B<ESC ] 777 ; string ST> command sequence (OSC =
537operating system command) is processed. Cursor position and other state 559operating system command) is processed. Cursor position and other state
538information is up-to-date when this happens. For interoperability, the 560information is up-to-date when this happens. For interoperability, the
539string should start with the extension name and a colon, to distinguish 561string should start with the extension name (sans -osc) and a semicolon,
540it from commands for other extensions, and this might be enforced in the 562to distinguish it from commands for other extensions, and this might be
541future. 563enforced in the future.
564
565For example, C<overlay-osc> uses this:
566
567 sub on_osc_seq_perl {
568 my ($self, $osc, $resp) = @_;
569
570 return unless $osc =~ s/^overlay;//;
571
572 ... process remaining $osc string
573 }
542 574
543Be careful not ever to trust (in a security sense) the data you receive, 575Be careful not ever to trust (in a security sense) the data you receive,
544as its source can not easily be controlled (e-mail content, messages from 576as its source can not easily be controlled (e-mail content, messages from
545other users on the same system etc.). 577other users on the same system etc.).
578
579For responses, C<$resp> contains the end-of-args separator used by the
580sender.
546 581
547=item on_add_lines $term, $string 582=item on_add_lines $term, $string
548 583
549Called whenever text is about to be output, with the text as argument. You 584Called whenever text is about to be output, with the text as argument. You
550can filter/change and output the text yourself by returning a true value 585can filter/change and output the text yourself by returning a true value
571later with the already-modified line (e.g. if unrelated parts change), so 606later with the already-modified line (e.g. if unrelated parts change), so
572you cannot just toggle rendition bits, but only set them. 607you cannot just toggle rendition bits, but only set them.
573 608
574=item on_refresh_begin $term 609=item on_refresh_begin $term
575 610
576Called just before the screen gets redrawn. Can be used for overlay 611Called just before the screen gets redrawn. Can be used for overlay or
577or similar effects by modify terminal contents in refresh_begin, and 612similar effects by modifying the terminal contents in refresh_begin, and
578restoring them in refresh_end. The built-in overlay and selection display 613restoring them in refresh_end. The built-in overlay and selection display
579code is run after this hook, and takes precedence. 614code is run after this hook, and takes precedence.
580 615
581=item on_refresh_end $term 616=item on_refresh_end $term
582 617
893 local $TERM = shift; 928 local $TERM = shift;
894 my $htype = shift; 929 my $htype = shift;
895 930
896 if ($htype == 0) { # INIT 931 if ($htype == 0) { # INIT
897 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl"); 932 my @dirs = ((split /:/, $TERM->resource ("perl_lib")), "$LIBDIR/perl");
898 933
899 my %ext_arg; 934 my %ext_arg;
900 935
901 { 936 {
902 my @init = @TERM_INIT; 937 my @init = @TERM_INIT;
903 @TERM_INIT = (); 938 @TERM_INIT = ();
966 1001
967sub SET_COLOR($$$) { 1002sub SET_COLOR($$$) {
968 SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2]) 1003 SET_BGCOLOR (SET_FGCOLOR ($_[0], $_[1]), $_[2])
969} 1004}
970 1005
1006sub rend2mask {
1007 no strict 'refs';
1008 my ($str, $mask) = (@_, 0);
1009 my %color = ( fg => undef, bg => undef );
1010 my @failed;
1011 for my $spec ( split /\s+/, $str ) {
1012 if ( $spec =~ /^([fb]g)[_:-]?(\d+)/i ) {
1013 $color{lc($1)} = $2;
1014 } else {
1015 my $neg = $spec =~ s/^[-^]//;
1016 unless ( exists &{"RS_$spec"} ) {
1017 push @failed, $spec;
1018 next;
1019 }
1020 my $cur = &{"RS_$spec"};
1021 if ( $neg ) {
1022 $mask &= ~$cur;
1023 } else {
1024 $mask |= $cur;
1025 }
1026 }
1027 }
1028 ($mask, @color{qw(fg bg)}, \@failed)
1029}
1030
971# urxvt::term::extension 1031# urxvt::term::extension
972 1032
973package urxvt::term::extension; 1033package urxvt::term::extension;
974 1034
975sub enable { 1035sub enable {
1044is that you cannot use blocking APIs, but the non-blocking variant should 1104is that you cannot use blocking APIs, but the non-blocking variant should
1045work. 1105work.
1046 1106
1047=cut 1107=cut
1048 1108
1049our $VERSION = 1; 1109our $VERSION = '3.4';
1050 1110
1051$INC{"urxvt/anyevent.pm"} = 1; # mark us as there 1111$INC{"urxvt/anyevent.pm"} = 1; # mark us as there
1052push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::]; 1112push @AnyEvent::REGISTRY, [urxvt => urxvt::anyevent::];
1053 1113
1054sub timer { 1114sub timer {
1085 1145
1086sub DESTROY { 1146sub DESTROY {
1087 $_[0][1]->stop; 1147 $_[0][1]->stop;
1088} 1148}
1089 1149
1090sub condvar { 1150sub one_event {
1091 bless \my $flag, urxvt::anyevent::condvar::
1092}
1093
1094sub urxvt::anyevent::condvar::broadcast {
1095 ${$_[0]}++;
1096}
1097
1098sub urxvt::anyevent::condvar::wait {
1099 unless (${$_[0]}) {
1100 Carp::croak "AnyEvent->condvar blocking wait unsupported in urxvt, use a non-blocking API"; 1151 Carp::croak "AnyEvent->one_event blocking wait unsupported in urxvt, use a non-blocking API";
1101 }
1102} 1152}
1103 1153
1104package urxvt::term; 1154package urxvt::term;
1105 1155
1106=head2 The C<urxvt::term> Class 1156=head2 The C<urxvt::term> Class
1225Here is a likely non-exhaustive list of resource names, not all of which 1275Here is a likely non-exhaustive list of resource names, not all of which
1226are supported in every build, please see the source file F</src/rsinc.h> 1276are supported in every build, please see the source file F</src/rsinc.h>
1227to see the actual list: 1277to see the actual list:
1228 1278
1229 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont 1279 answerbackstring backgroundPixmap backspace_key boldFont boldItalicFont
1230 borderLess color cursorBlink cursorUnderline cutchars delete_key 1280 borderLess chdir color cursorBlink cursorUnderline cutchars delete_key
1231 display_name embed ext_bwidth fade font geometry hold iconName 1281 display_name embed ext_bwidth fade font geometry hold iconName
1232 imFont imLocale inputMethod insecure int_bwidth intensityStyles 1282 imFont imLocale inputMethod insecure int_bwidth intensityStyles
1233 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier 1283 italicFont jumpScroll lineSpace loginShell mapAlert meta8 modifier
1234 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval 1284 mouseWheelScrollPage name override_redirect pastableTabs path perl_eval
1235 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay 1285 perl_ext_1 perl_ext_2 perl_lib pointerBlank pointerBlankDelay
1236 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar 1286 preeditType print_pipe pty_fd reverseVideo saveLines scrollBar
1237 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness 1287 scrollBar_align scrollBar_floating scrollBar_right scrollBar_thickness
1238 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle 1288 scrollTtyKeypress scrollTtyOutput scrollWithBuffer scrollstyle
1239 secondaryScreen secondaryScroll selectstyle shade term_name title 1289 secondaryScreen secondaryScroll shade term_name title
1240 transient_for transparent transparent_all tripleclickwords utmpInhibit 1290 transient_for transparent transparent_all tripleclickwords utmpInhibit
1241 visualBell 1291 visualBell
1242 1292
1243=cut 1293=cut
1244 1294
1245sub resource($$;$) { 1295sub resource($$;$) {
1246 my ($self, $name) = (shift, shift); 1296 my ($self, $name) = (shift, shift);
1247 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0); 1297 unshift @_, $self, $name, ($name =~ s/\s*\+\s*(\d+)$// ? $1 : 0);
1248 &urxvt::term::_resource 1298 goto &urxvt::term::_resource
1249} 1299}
1250 1300
1251=item $value = $term->x_resource ($pattern) 1301=item $value = $term->x_resource ($pattern)
1252 1302
1253Returns the X-Resource for the given pattern, excluding the program or 1303Returns the X-Resource for the given pattern, excluding the program or
1336 1386
1337The methods currently supported on C<urxvt::overlay> objects are: 1387The methods currently supported on C<urxvt::overlay> objects are:
1338 1388
1339=over 4 1389=over 4
1340 1390
1341=item $overlay->set ($x, $y, $text, $rend) 1391=item $overlay->set ($x, $y, $text[, $rend])
1342 1392
1343Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts 1393Similar to C<< $term->ROW_t >> and C<< $term->ROW_r >> in that it puts
1344text in rxvt-unicode's special encoding and an array of rendition values 1394text in rxvt-unicode's special encoding and an array of rendition values
1345at a specific position inside the overlay. 1395at a specific position inside the overlay.
1396
1397If C<$rend> is missing, then the rendition will not be changed.
1346 1398
1347=item $overlay->hide 1399=item $overlay->hide
1348 1400
1349If visible, hide the overlay, but do not destroy it. 1401If visible, hide the overlay, but do not destroy it.
1350 1402
1560 1612
1561Used after changing terminal contents to display them. 1613Used after changing terminal contents to display them.
1562 1614
1563=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]]) 1615=item $text = $term->ROW_t ($row_number[, $new_text[, $start_col]])
1564 1616
1565Returns the text of the entire row with number C<$row_number>. Row C<0> 1617Returns the text of the entire row with number C<$row_number>. Row C<< $term->top_row >>
1566is the topmost terminal line, row C<< $term->$ncol-1 >> is the bottommost 1618is the topmost terminal line, row C<< $term->nrow-1 >> is the bottommost
1567terminal line. The scrollback buffer starts at line C<-1> and extends to
1568line C<< -$term->nsaved >>. Nothing will be returned if a nonexistent line 1619terminal line. Nothing will be returned if a nonexistent line
1569is requested. 1620is requested.
1570 1621
1571If C<$new_text> is specified, it will replace characters in the current 1622If C<$new_text> is specified, it will replace characters in the current
1572line, starting at column C<$start_col> (default C<0>), which is useful 1623line, starting at column C<$start_col> (default C<0>), which is useful
1573to replace only parts of a line. The font index in the rendition will 1624to replace only parts of a line. The font index in the rendition will
1574automatically be updated. 1625automatically be updated.
1575 1626
1576C<$text> is in a special encoding: tabs and wide characters that use more 1627C<$text> is in a special encoding: tabs and wide characters that use more
1577than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535) 1628than one cell when displayed are padded with C<$urxvt::NOCHAR> (chr 65535)
1578characters. Characters with combining characters and other characters that 1629characters. Characters with combining characters and other characters that
1579do not fit into the normal tetx encoding will be replaced with characters 1630do not fit into the normal text encoding will be replaced with characters
1580in the private use area. 1631in the private use area.
1581 1632
1582You have to obey this encoding when changing text. The advantage is 1633You have to obey this encoding when changing text. The advantage is
1583that C<substr> and similar functions work on screen cells and not on 1634that C<substr> and similar functions work on screen cells and not on
1584characters. 1635characters.
1771 1822
1772=item @atoms = $term->XListProperties ($window) 1823=item @atoms = $term->XListProperties ($window)
1773 1824
1774=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property) 1825=item ($type,$format,$octets) = $term->XGetWindowProperty ($window, $property)
1775 1826
1776=item $term->XChangeWindowProperty ($window, $property, $type, $format, $octets) 1827=item $term->XChangeProperty ($window, $property, $type, $format, $octets)
1777 1828
1778=item $term->XDeleteProperty ($window, $property) 1829=item $term->XDeleteProperty ($window, $property)
1779 1830
1780=item $window = $term->DefaultRootWindow 1831=item $window = $term->DefaultRootWindow
1781 1832
1903 my $env = $self->{term}->env; 1954 my $env = $self->{term}->env;
1904 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE. 1955 # we can't hope to reproduce the locale algorithm, so nuke LC_ALL and set LC_CTYPE.
1905 delete $env->{LC_ALL}; 1956 delete $env->{LC_ALL};
1906 $env->{LC_CTYPE} = $self->{term}->locale; 1957 $env->{LC_CTYPE} = $self->{term}->locale;
1907 1958
1908 urxvt::term->new ($env, "popup", 1959 my $term = urxvt::term->new (
1960 $env, "popup",
1909 "--perl-lib" => "", "--perl-ext-common" => "", 1961 "--perl-lib" => "", "--perl-ext-common" => "",
1910 "-pty-fd" => -1, "-sl" => 0, 1962 "-pty-fd" => -1, "-sl" => 0,
1911 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect", 1963 "-b" => 1, "-bd" => "grey80", "-bl", "-override-redirect",
1912 "--transient-for" => $self->{term}->parent, 1964 "--transient-for" => $self->{term}->parent,
1913 "-display" => $self->{term}->display_id, 1965 "-display" => $self->{term}->display_id,
1914 "-pe" => "urxvt-popup") 1966 "-pe" => "urxvt-popup",
1915 or die "unable to create popup window\n"; 1967 ) or die "unable to create popup window\n";
1968
1969 unless (delete $term->{urxvt_popup_init_done}) {
1970 $term->ungrab;
1971 $term->destroy;
1972 die "unable to initialise popup window\n";
1973 }
1916} 1974}
1917 1975
1918sub DESTROY { 1976sub DESTROY {
1919 my ($self) = @_; 1977 my ($self) = @_;
1920 1978
1925=back 1983=back
1926 1984
1927=cut 1985=cut
1928 1986
1929package urxvt::watcher; 1987package urxvt::watcher;
1930
1931@urxvt::timer::ISA = __PACKAGE__;
1932@urxvt::iow::ISA = __PACKAGE__;
1933@urxvt::pw::ISA = __PACKAGE__;
1934@urxvt::iw::ISA = __PACKAGE__;
1935 1988
1936=head2 The C<urxvt::timer> Class 1989=head2 The C<urxvt::timer> Class
1937 1990
1938This class implements timer watchers/events. Time is represented as a 1991This class implements timer watchers/events. Time is represented as a
1939fractional number of seconds since the epoch. Example: 1992fractional number of seconds since the epoch. Example:
1943 ->new 1996 ->new
1944 ->interval (1) 1997 ->interval (1)
1945 ->cb (sub { 1998 ->cb (sub {
1946 $term->{overlay}->set (0, 0, 1999 $term->{overlay}->set (0, 0,
1947 sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]); 2000 sprintf "%2d:%02d:%02d", (localtime urxvt::NOW)[2,1,0]);
1948 }); 2001 });
1949 2002
1950=over 4 2003=over 4
1951 2004
1952=item $timer = new urxvt::timer 2005=item $timer = new urxvt::timer
1953 2006
1996 2049
1997 $term->{socket} = ... 2050 $term->{socket} = ...
1998 $term->{iow} = urxvt::iow 2051 $term->{iow} = urxvt::iow
1999 ->new 2052 ->new
2000 ->fd (fileno $term->{socket}) 2053 ->fd (fileno $term->{socket})
2001 ->events (urxvt::EVENT_READ) 2054 ->events (urxvt::EV_READ)
2002 ->start 2055 ->start
2003 ->cb (sub { 2056 ->cb (sub {
2004 my ($iow, $revents) = @_; 2057 my ($iow, $revents) = @_;
2005 # $revents must be 1 here, no need to check 2058 # $revents must be 1 here, no need to check
2006 sysread $term->{socket}, my $buf, 8192 2059 sysread $term->{socket}, my $buf, 8192
2024Set the file descriptor (not handle) to watch. 2077Set the file descriptor (not handle) to watch.
2025 2078
2026=item $iow = $iow->events ($eventmask) 2079=item $iow = $iow->events ($eventmask)
2027 2080
2028Set the event mask to watch. The only allowed values are 2081Set the event mask to watch. The only allowed values are
2029C<urxvt::EVENT_READ> and C<urxvt::EVENT_WRITE>, which might be ORed 2082C<urxvt::EV_READ> and C<urxvt::EV_WRITE>, which might be ORed
2030together, or C<urxvt::EVENT_NONE>. 2083together, or C<urxvt::EV_NONE>.
2031 2084
2032=item $iow = $iow->start 2085=item $iow = $iow->start
2033 2086
2034Start watching for requested events on the given handle. 2087Start watching for requested events on the given handle.
2035 2088
2076 ->new 2129 ->new
2077 ->start ($pid) 2130 ->start ($pid)
2078 ->cb (sub { 2131 ->cb (sub {
2079 my ($pw, $exit_status) = @_; 2132 my ($pw, $exit_status) = @_;
2080 ... 2133 ...
2081 }); 2134 });
2082 2135
2083=over 4 2136=over 4
2084 2137
2085=item $pw = new urxvt::pw 2138=item $pw = new urxvt::pw
2086 2139
2125 http://software.schmorp.de/pkg/rxvt-unicode 2178 http://software.schmorp.de/pkg/rxvt-unicode
2126 2179
2127=cut 2180=cut
2128 2181
21291 21821
2183
2184# vim: sw=3:

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