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Revision 1.53 by root, Fri Feb 11 18:14:07 2005 UTC vs.
Revision 1.212 by sf-exg, Sun Jan 1 14:31:28 2012 UTC

12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16 16
17This document is also available on the World-Wide-Web at
18L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>.
19
17=head1 FREQUENTLY ASKED QUESTIONS 20=head1 FREQUENTLY ASKED QUESTIONS
18 21
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of 22See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20frequently asked questions and answer to them and some common 23frequently asked questions and answer to them and some common
21problems. That document is also accessible on the World-Wide-Web at 24problems. That document is also accessible on the World-Wide-Web at
22L<http://cvs.schmorp.de/browse/*checkout*/rxvt-unicode/doc/rxvt.7.html>. 25L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.7.pod>.
23 26
24=head1 RXVT-UNICODE VS. RXVT 27=head1 RXVT-UNICODE VS. RXVT
25 28
26Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode 29Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode
27internally. That means it can store and display most scripts in the 30internally. That means it can store and display most scripts in the
28world. Being a terminal emulator, however, some things are very difficult, 31world. Being a terminal emulator, however, some things are very difficult,
29especially cursive scripts such as arabic, vertically written scripts 32especially cursive scripts such as arabic, vertically written scripts
30like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
31like tibetan or devenagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
33fine, though. A somewhat difficult case are left-to-right scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
35belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
36such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
37change. 40change.
38 41
39If you are looking for a terminal that supports more exotic scripts, let 42If you are looking for a terminal that supports more exotic scripts, let
40me recommend C<mlterm>, which is a very userfriendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
41terminal emulator. In fact, the reason rxvt-unicode was born was solely 44terminal emulator. In fact, the reason rxvt-unicode was born was solely
42because the author couldn't get C<mlterm> to use one font for latin1 and 45because the author couldn't get C<mlterm> to use one font for latin1 and
43another for japanese. 46another for japanese.
44 47
45Therefore another design rationale was the use of multiple fonts to 48Therefore another design rationale was the use of multiple fonts to
46display characters: The idea of a single unicode font which many other 49display characters: The idea of a single unicode font which many other
47programs force onto it's users never made sense to me: You should be able 50programs force onto its users never made sense to me: You should be able
48to choose any font for any script freely. 51to choose any font for any script freely.
49 52
50Apart from that, rxvt-unicode is also much better internationalised than 53Apart from that, rxvt-unicode is also much better internationalised than
51it's predecessor, supports things such as XFT and ISO 14755 that are handy 54its predecessor, supports things such as XFT and ISO 14755 that are handy
52in i18n-environments, is faster, and has a lot less bugs than the original 55in i18n-environments, is faster, and has a lot bugs less than the original
53rxvt. This all in addition to dozens of other small improvements. 56rxvt. This all in addition to dozens of other small improvements.
54 57
55It is still faithfully following the original rxvt idea of being lean 58It is still faithfully following the original rxvt idea of being lean
56and nice on resources: for example, you can still configure rxvt-unicode 59and nice on resources: for example, you can still configure rxvt-unicode
57without most of it's features to get a lean binary. It also comes with 60without most of its features to get a lean binary. It also comes with
58a client/daemon pair that lets you open any number of terminal windows 61a client/daemon pair that lets you open any number of terminal windows
59from within a single process, which makes startup time very fast and 62from within a single process, which makes startup time very fast and
60drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and 63drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and
61@@RXVT_NAME@@c(1) (client). 64@@RXVT_NAME@@c(1) (client).
62 65
63It also makes technical information about escape sequences (which have 66It also makes technical information about escape sequences (which have
64been extended) easier accessible: see @@RXVT_NAME@@(7) for technical 67been extended) more accessible: see @@RXVT_NAME@@(7) for technical
65reference documentation (escape sequences etc.). 68reference documentation (escape sequences etc.).
66 69
67=head1 OPTIONS 70=head1 OPTIONS
68 71
69The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed 72The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed
89 92
90Print out a message describing available options. 93Print out a message describing available options.
91 94
92=item B<-display> I<displayname> 95=item B<-display> I<displayname>
93 96
94Attempt to open a window on the named X display (B<-d> still 97Attempt to open a window on the named X display (the older form B<-d>
95respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
96B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
100
101=item B<-depth> I<bitdepth>
102
103Compile I<xft>: Attempt to find a visual with the given bit depth;
104resource B<depth>.
105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
97 110
98=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
99 112
100Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
101 114
103 116
104Turn on/off simulated reverse video; resource B<reverseVideo>. 117Turn on/off simulated reverse video; resource B<reverseVideo>.
105 118
106=item B<-j>|B<+j> 119=item B<-j>|B<+j>
107 120
108Turn on/off jump scrolling; resource B<jumpScroll>. 121Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
109 122
110=item B<-ip>|B<+ip> 123=item B<-ss>|B<+ss>
111 124
112Turn on/off inheriting parent window's pixmap. Alternative form is 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
113B<-tr>; resource B<inheritPixmap>. 126
127=item B<-tr>|B<+tr>
128
129Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
130
131B<-ip> is still accepted as an obsolete alias but will be removed in
132future versions.
114 133
115=item B<-fade> I<number> 134=item B<-fade> I<number>
116 135
117Fade the text by the given percentage when focus is lost. resource B<fading>. 136Fade the text by the given percentage when focus is lost. Small values
137fade a little only, 100 completely replaces all colours by the fade
138colour; resource B<fading>.
139
140=item B<-fadecolor> I<colour>
141
142Fade to this colour when fading is used (see B<-fade>). The default colour
143is opaque black. resource B<fadeColor>.
118 144
119=item B<-tint> I<colour> 145=item B<-tint> I<colour>
120 146
121Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
122transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 148resource I<tintColor>.
123option that can be used to brighten or darken the image in addition to
124tinting it.
125 149
126=item B<-sh> 150=item B<-sh> I<number>
127 151
128I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
129background image in addition to tinting it (i.e. B<-tint> must be 153A value of 100 means no shading; resource I<shading>.
130specified, too, e.g. C<-tint white>). 154
155=item B<-blt> I<string>
156
157Specify background blending type. If background pixmap is specified
158at the same time as transparency - such pixmap will be blended over
159the transparent background, using the method specified. Supported values are:
160B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
163alpha-blending. Compile I<afterimage>; resource I<blendType>.
164
165=item B<-blr> I<HxV>
166
167Apply Gaussian Blur with the specified radii to the transparent
168background. If a single number is specified, the vertical and
169horizontal radii are considered to be the same. Setting one of the
170radii to 1 and the other to a large number creates interesting effects
171on some backgrounds. The maximum radius value is 128. An horizontal or
172vertical radius of 0 disables blurring;
173resource I<blurRadius>.
174
175=item B<-icon> I<file>
176
177Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
178is used by many window managers, taskbars and pagers to represent the
179application window; resource I<iconFile>.
131 180
132=item B<-bg> I<colour> 181=item B<-bg> I<colour>
133 182
134Window background colour; resource B<background>. 183Window background colour; resource B<background>.
135 184
136=item B<-fg> I<colour> 185=item B<-fg> I<colour>
137 186
138Window foreground colour; resource B<foreground>. 187Window foreground colour; resource B<foreground>.
139 188
140=item B<-pixmap> I<file[;geom]> 189=item B<-pixmap> I<file[;oplist]>
141 190
142Compile I<XPM>: Specify XPM file for the background and also optionally 191Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
143specify its scaling with a geometry string. Note you may need to 192optionally specify a list of operations to modify it. Note you may need to
144add quotes to avoid special shell interpretation of the C<;> in the 193add quotes to avoid special shell interpretation of the C<;> in the
145command-line; resource B<backgroundPixmap>. 194command-line; for more details see resource B<backgroundPixmap>.
146 195
147=item B<-cr> I<colour> 196=item B<-cr> I<colour>
148 197
149The cursor colour; resource B<cursorColor>. 198The cursor colour; resource B<cursorColor>.
150 199
162resource B<borderColor>. 211resource B<borderColor>.
163 212
164=item B<-fn> I<fontlist> 213=item B<-fn> I<fontlist>
165 214
166Select the fonts to be used. This is a comma separated list of font names 215Select the fonts to be used. This is a comma separated list of font names
167that are used in turn when trying to display Unicode characters. The 216that are checked in order when trying to find glyphs for characters. The
168first font defines the cell size for characters; other fonts might be 217first font defines the cell size for characters; other fonts might be
169smaller, but not (in general) larger. A (hopefully) reasonable default 218smaller, but not (in general) larger. A (hopefully) reasonable default
170font list is always appended to it. See resource B<font> for more details. 219font list is always appended to it. See resource B<font> for more details.
171 220
172In short, to specify an X11 core font, just specify it's name or prefix it 221In short, to specify an X11 core font, just specify its name or prefix it
173with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 222with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
174e.g.: 223e.g.:
175 224
176 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 225 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
177 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 226 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
179See also the question "How does rxvt-unicode choose fonts?" in the FAQ 228See also the question "How does rxvt-unicode choose fonts?" in the FAQ
180section of @@RXVT_NAME@@(7). 229section of @@RXVT_NAME@@(7).
181 230
182=item B<-fb> I<fontlist> 231=item B<-fb> I<fontlist>
183 232
184Compile font-styles: The bold font list to use when bold characters are to 233Compile I<font-styles>: The bold font list to use when B<bold> characters
185be printed. See resource B<boldFont> for details. 234are to be printed. See resource B<boldFont> for details.
186 235
187=item B<-fi> I<fontlist> 236=item B<-fi> I<fontlist>
188 237
189Compile font-styles: The italic font list to use when bold characters are to 238Compile I<font-styles>: The italic font list to use when I<italic>
190be printed. See resource B<italicFont> for details. 239characters are to be printed. See resource B<italicFont> for details.
191 240
192=item B<-fbi> I<fontlist> 241=item B<-fbi> I<fontlist>
193 242
194Compile font-styles: The bold italic font list to use when bold characters are to 243Compile I<font-styles>: The bold italic font list to use when B<< I<bold
195be printed. See resource B<boldItalicFont> for details. 244italic> >> characters are to be printed. See resource B<boldItalicFont>
245for details.
246
247=item B<-is>|B<+is>
248
249Compile I<font-styles>: Bold/Blink font styles imply high intensity
250foreground/background (default). See resource B<intensityStyles> for
251details.
196 252
197=item B<-name> I<name> 253=item B<-name> I<name>
198 254
199Specify the application name under which resources are to be obtained, 255Specify the application name under which resources are to be obtained,
200rather than the default executable file name. Name should not contain 256rather than the default executable file name. Name should not contain
216 272
217=item B<-sb>|B<+sb> 273=item B<-sb>|B<+sb>
218 274
219Turn on/off scrollbar; resource B<scrollBar>. 275Turn on/off scrollbar; resource B<scrollBar>.
220 276
277=item B<-sr>|B<+sr>
278
279Put scrollbar on right/left; resource B<scrollBar_right>.
280
281=item B<-st>|B<+st>
282
283Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
284resource B<scrollBar_floating>.
285
221=item B<-si>|B<+si> 286=item B<-si>|B<+si>
222 287
223Turn on/off scroll-to-bottom on TTY output inhibit; resource 288Turn on/off scroll-to-bottom on TTY output inhibit; resource
224B<scrollTtyOutput> has opposite effect. 289B<scrollTtyOutput> has opposite effect.
225 290
231=item B<-sw>|B<+sw> 296=item B<-sw>|B<+sw>
232 297
233Turn on/off scrolling with the scrollback buffer as new lines appear. 298Turn on/off scrolling with the scrollback buffer as new lines appear.
234This only takes effect if B<-si> is also given; resource 299This only takes effect if B<-si> is also given; resource
235B<scrollWithBuffer>. 300B<scrollWithBuffer>.
236
237=item B<-sr>|B<+sr>
238
239Put scrollbar on right/left; resource B<scrollBar_right>.
240
241=item B<-st>|B<+st>
242
243Display normal (non XTerm/NeXT) scrollbar without/with a trough;
244resource B<scrollBar_floating>.
245 301
246=item B<-ptab>|B<+ptab> 302=item B<-ptab>|B<+ptab>
247 303
248If enabled (default), "Horizontal Tab" characters are being stored as 304If enabled (default), "Horizontal Tab" characters are being stored as
249actual wide characters in the screen buffer, which makes it possible to 305actual wide characters in the screen buffer, which makes it possible to
253 309
254=item B<-bc>|B<+bc> 310=item B<-bc>|B<+bc>
255 311
256Blink the cursor; resource B<cursorBlink>. 312Blink the cursor; resource B<cursorBlink>.
257 313
314=item B<-uc>|B<+uc>
315
316Make the cursor underlined; resource B<cursorUnderline>.
317
258=item B<-iconic> 318=item B<-iconic>
259 319
260Start iconified, if the window manager supports that option. 320Start iconified, if the window manager supports that option.
261Alternative form is B<-ic>. 321Alternative form is B<-ic>.
262 322
278 338
279=item B<-bl> 339=item B<-bl>
280 340
281Compile I<frills>: Set MWM hints to request a borderless window, i.e. 341Compile I<frills>: Set MWM hints to request a borderless window, i.e.
282if honoured by the WM, the rxvt-unicode window will not have window 342if honoured by the WM, the rxvt-unicode window will not have window
283decorations; resource B<borderLess>. 343decorations; resource B<borderLess>. If the window manager does not
344support MWM hints (e.g. kwin), enables override-redirect mode.
345
346=item B<-override-redirect>
347
348Compile I<frills>: Sets override-redirect on the window; resource
349B<override-redirect>.
350
351=item B<-sbg>
352
353Compile I<frills>: Disable the usage of the built-in block graphics/line
354drawing characters and just rely on what the specified fonts provide. Use
355this if you have a good font and want to use its block graphic glyphs;
356resource B<skipBuiltinGlyphs>.
284 357
285=item B<-lsp> I<number> 358=item B<-lsp> I<number>
286 359
287Compile I<frills>: Lines (pixel height) to insert between each row of 360Compile I<frills>: Lines (pixel height) to insert between each row of
288the display. Useful to work around font rendering problems; resource 361the display. Useful to work around font rendering problems; resource
289B<linespace>. 362B<lineSpace>.
363
364=item B<-letsp> I<number>
365
366Compile I<frills>: Amount to adjust the computed character width by
367to control overall letter spacing. Negative values will tighten up the
368letter spacing, positive values will space letters out more. Useful to
369work around odd font metrics; resource B<letterSpace>.
290 370
291=item B<-tn> I<termname> 371=item B<-tn> I<termname>
292 372
293This option specifies the name of the terminal type to be set in the 373This option specifies the name of the terminal type to be set in the
294B<TERM> environment variable. This terminal type must exist in the 374B<TERM> environment variable. This terminal type must exist in the
303given on the command line. If this option is used, it must be the last 383given on the command line. If this option is used, it must be the last
304on the command-line. If there is no B<-e> option then the default is to 384on the command-line. If there is no B<-e> option then the default is to
305run the program specified by the B<SHELL> environment variable or, 385run the program specified by the B<SHELL> environment variable or,
306failing that, I<sh(1)>. 386failing that, I<sh(1)>.
307 387
388Please note that you must specify a program with arguments. If you want to
389run shell commands, you have to specify the shell, like this:
390
391 @@RXVT_NAME@@ -e sh -c "shell commands"
392
308=item B<-title> I<text> 393=item B<-title> I<text>
309 394
310Window title (B<-T> still respected); the default title is the basename 395Window title (B<-T> still respected); the default title is the basename
311of the program specified after the B<-e> option, if any, otherwise the 396of the program specified after the B<-e> option, if any, otherwise the
312application name; resource B<title>. 397application name; resource B<title>.
343for more info. 428for more info.
344 429
345=item B<-tcw> 430=item B<-tcw>
346 431
347Change the meaning of triple-click selection with the left mouse 432Change the meaning of triple-click selection with the left mouse
433button. Only effective when the original (non-perl) selection code is
348button. Instead of selecting a full line it will extend the selection the 434in-use. Instead of selecting a full line it will extend the selection to
349end of the logical line only. resource B<tripleclickwords>. 435the end of the logical line only. resource B<tripleclickwords>.
350 436
351=item B<-insecure> 437=item B<-insecure>
352 438
353Enable "insecure" mode, which currently enables most of the escape 439Enable "insecure" mode, which currently enables most of the escape
354sequences that echo strings. See the resource B<insecure> for more 440sequences that echo strings. See the resource B<insecure> for more
368=item B<-ssr>|B<+ssr> 454=item B<-ssr>|B<+ssr>
369 455
370Turn on/off secondary screen scroll (default enabled); resource 456Turn on/off secondary screen scroll (default enabled); resource
371B<secondaryScroll>. 457B<secondaryScroll>.
372 458
459=item B<-hold>|B<+hold>
460
461Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
462will not immediately destroy its window when the program executed within
463it exits. Instead, it will wait till it is being killed or closed by the
464user; resource B<hold>.
465
466=item B<-cd> I<path>
467
468Sets the working directory for the shell (or the command specified via
469B<-e>). The I<path> must be an absolute path and it must exist for
470@@RXVT_NAME@@ to start; resource B<chdir>.
471
472=item B<-xrm> I<string>
473
474Works like the X Toolkit option of the same name, by adding the I<string>
475as if it were specified in a resource file. Resource values specified this
476way take precedence over all other resource specifications.
477
478Note that you need to use the I<same> syntax as in the .Xdefaults file,
479e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
480options can be specified as long-options on the commandline, so use
481of B<-xrm> is mostly limited to cases where you want to specify other
482resources (e.g. for input methods) or for compatibility with other
483programs.
484
373=item B<-keysym.>I<sym>: I<string> 485=item B<-keysym.>I<sym> I<string>
374 486
375Remap a key symbol. See resource B<keysym>. 487Remap a key symbol. See resource B<keysym>.
376 488
489=item B<-embed> I<windowid>
490
491Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
492which enables applications to easily embed a terminal.
493
494Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
495shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
496quite a bit, so don't expect it to keep some specific state. It's best to
497create an extra subwindow for @@RXVT_NAME@@ and leave it alone.
498
499The window will not be destroyed when @@RXVT_NAME@@ exits.
500
501It might be useful to know that @@RXVT_NAME@@ will not close file
502descriptors passed to it (except for stdin/out/err, of course), so you
503can use file descriptors to communicate with the programs within the
504terminal. This works regardless of whether the C<-embed> option was used or
505not.
506
507Here is a short Gtk2-perl snippet that illustrates how this option can be
508used (a longer example is in F<doc/embed>):
509
510 my $rxvt = new Gtk2::Socket;
511 $rxvt->signal_connect_after (realize => sub {
512 my $xid = $_[0]->window->get_xid;
513 system "@@RXVT_NAME@@ -embed $xid &";
514 });
515
516=item B<-pty-fd> I<file descriptor>
517
518Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
519pair but instead use the given file descriptor as the tty master. This is
520useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
521without having to run a program within it.
522
523If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
524entries and will not tinker with pty/tty permissions - you have to do that
525yourself if you want that.
526
527As an extremely special case, specifying C<-1> will completely suppress
528pty/tty operations, which is probably only useful in conjunction with some
529perl extension that manages the terminal.
530
531Here is a example in perl that illustrates how this option can be used (a
532longer example is in F<doc/pty-fd>):
533
534 use IO::Pty;
535 use Fcntl;
536
537 my $pty = new IO::Pty;
538 fcntl $pty, F_SETFD, 0; # clear close-on-exec
539 system "@@RXVT_NAME@@ -pty-fd " . (fileno $pty) . "&";
540 close $pty;
541
542 # now communicate with rxvt
543 my $slave = $pty->slave;
544 while (<$slave>) { print $slave "got <$_>\n" }
545
377=item B<-xrm> I<resourcestring> 546=item B<-pe> I<string>
378 547
379No effect on rxvt-unicode. Simply passes through an argument to be made 548Comma-separated list of perl extension scripts to use (or not to use) in
380available in the instance's argument list. Appears in I<WM_COMMAND> in 549this terminal instance. See resource B<perl-ext> for details.
381some window managers.
382 550
383=back 551=back
384 552
385=head1 RESOURCES (available also as long-options) 553=head1 RESOURCES
386 554
387Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 555Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
388options) compiled into your version. 556options) compiled into your version. All resources are also available as
557long-options.
389 558
390There are two different methods that @@RXVT_NAME@@ can use to get the 559You can set and change the resources using X11 tools like B<xrdb>. Many
391Xresource data: using the X libraries (Xrm*-functions) or internal 560distribution do also load settings from the B<~/.Xresources> file when X
392Xresources reader (B<~/.Xdefaults>). For the first method (ie. 561starts. @@RXVT_NAME@@ will consult the following files/resources in order,
393B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 562with later settings overwriting earlier ones:
394resources using X11 tools like B<xrdb>. Many distribution do also load
395settings from the B<~/.Xresources> file when X starts. @@RXVT_NAME@@
396will consult the following files/resources in order, with later settings
397overwriting earlier ones:
398 563
399 1. system-wide app-defaults file, either locale-dependent OR global
400 2. app-defaults file in $XAPPLRESDIR 564 1. app-defaults file in $XAPPLRESDIR
565 2. $HOME/.Xdefaults
401 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 566 3. RESOURCE_MANAGER property on root-window of screen 0
402 4. SCREEN_RESOURCES for the current screen 567 4. SCREEN_RESOURCES property on root-window of the current screen
403 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 568 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
569 6. resources specified via -xrm on the commandline
404 570
405If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h>
406lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults
407set in XAPPLOADDIR/URxvt (compile-time defined: usually
408B</usr/lib/X11/app-defaults/URxvt>) and resources set in
409B<~/.Xdefaults>, or B<~/.Xresources> if B<~/.Xdefaults> does not exist.
410Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two 571Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
411class names: B<XTerm> and B<URxvt>. The class name B<Rxvt> allows 572names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
412resources common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be 573common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
413easily configured, while the class name B<URxvt> allows resources 574configured, while the class name B<URxvt> allows resources unique to
414unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 575B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
415shared between different B<@@RXVT_NAME@@> configurations. If no 576configurations. If no resources are specified, suitable defaults will
416resources are specified, suitable defaults will be used. Command-line 577be used. Command-line arguments can be used to override resource
417arguments can be used to override resource settings. The following 578settings. The following resources are supported (you might want to
418resources are allowed: 579check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
580extensions not documented here):
419 581
420=over 4 582=over 4
583
584=item B<depth:> I<bitdepth>
585
586Compile I<xft>: Attempt to find a visual with the given bit depth;
587option B<-depth>.
588
589=item B<buffered:> I<boolean>
590
591Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
592On some card/driver combination enabling it slightly decreases
593performance, on most it greatly helps it. The slowdown is small, so it
594should normally be enabled.
421 595
422=item B<geometry:> I<geom> 596=item B<geometry:> I<geom>
423 597
424Create the window with the specified X window geometry [default 80x24]; 598Create the window with the specified X window geometry [default 80x24];
425option B<-geometry>. 599option B<-geometry>.
439Use the specified colour for the colour value I<n>, where 0-7 613Use the specified colour for the colour value I<n>, where 0-7
440corresponds to low-intensity (normal) colours and 8-15 corresponds to 614corresponds to low-intensity (normal) colours and 8-15 corresponds to
441high-intensity (bold = bright foreground, blink = bright background) 615high-intensity (bold = bright foreground, blink = bright background)
442colours. The canonical names are as follows: 0=black, 1=red, 2=green, 616colours. The canonical names are as follows: 0=black, 1=red, 2=green,
4433=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6173=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
444names used are listed in the B<COLORS AND GRAPHICS> section. 618names used are listed in the B<COLOURS AND GRAPHICS> section.
445 619
446Colours higher than 15 cannot be set using resources (yet), but can be 620Colours higher than 15 cannot be set using resources (yet), but can be
447changed using an escape command (see @@RXVT_NAME@@(7)). 621changed using an escape command (see @@RXVT_NAME@@(7)).
448 622
449Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 623Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
460=item B<colorUL:> I<colour> 634=item B<colorUL:> I<colour>
461 635
462Use the specified colour to display underlined characters when the 636Use the specified colour to display underlined characters when the
463foreground colour is the default. 637foreground colour is the default.
464 638
465=item B<colorRV:> I<colour>
466
467Use the specified colour as the background for reverse video
468characters.
469
470=item B<underlineColor:> I<colour> 639=item B<underlineColor:> I<colour>
471 640
472If set, use the specified colour as the colour for the underline 641If set, use the specified colour as the colour for the underline
473itself. If unset, use the foreground colour. 642itself. If unset, use the foreground colour.
643
644=item B<highlightColor:> I<colour>
645
646If set, use the specified colour as the background for highlighted
647characters. If unset, use reverse video.
648
649=item B<highlightTextColor:> I<colour>
650
651If set and highlightColor is set, use the specified colour as the
652foreground for highlighted characters.
474 653
475=item B<cursorColor:> I<colour> 654=item B<cursorColor:> I<colour>
476 655
477Use the specified colour for the cursor. The default is to use the 656Use the specified colour for the cursor. The default is to use the
478foreground colour; option B<-cr>. 657foreground colour; option B<-cr>.
485 664
486=item B<reverseVideo:> I<boolean> 665=item B<reverseVideo:> I<boolean>
487 666
488B<True>: simulate reverse video by foreground and background colours; 667B<True>: simulate reverse video by foreground and background colours;
489option B<-rv>. B<False>: regular screen colours [default]; option 668option B<-rv>. B<False>: regular screen colours [default]; option
490B<+rv>. See note in B<COLORS AND GRAPHICS> section. 669B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
491 670
492=item B<jumpScroll:> I<boolean> 671=item B<jumpScroll:> I<boolean>
493 672
494B<True>: specify that jump scrolling should be used. When scrolling 673B<True>: specify that jump scrolling should be used. When receiving lots
495quickly, fewer screen updates are performed [default]; option B<-j>. 674of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
675has been read, resulting in fewer updates while still displaying every
676received line; option B<-j>.
677
496B<False>: specify that smooth scrolling should be used; option B<+j>. 678B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
679force a screen refresh on each new line it received; option B<+j>.
497 680
498=item B<inheritPixmap:> I<boolean> 681=item B<skipScroll:> I<boolean>
499 682
500B<True>: make the background inherit the parent windows' pixmap, giving 683B<True>: (the default) specify that skip scrolling should be used. When
501artificial transparency. B<False>: do not inherit the parent windows' 684receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
502pixmap. 685(around 60 times per second), resulting in far fewer updates. This can
686result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
687option B<-ss>.
688
689B<False>: specify that everything is to be displayed, even
690if the refresh is too fast for the human eye to read anything (or the
691monitor to display anything); option B<+ss>.
692
693=item B<transparent:> I<boolean>
694
695Turn on/off pseudo-transparency by using the root pixmap as background.
696
697B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
698future versions.
503 699
504=item B<fading:> I<number> 700=item B<fading:> I<number>
505 701
506Fade the text by the given percentage when focus is lost. 702Fade the text by the given percentage when focus is lost; option B<-fade>.
703
704=item B<fadeColor:> I<colour>
705
706Fade to this colour, when fading is used (see B<fading:>). The default
707colour is black; option B<-fadecolor>.
507 708
508=item B<tintColor:> I<colour> 709=item B<tintColor:> I<colour>
509 710
510Tint the transparent background pixmap with the given colour. 711Tint the transparent background with the given colour. If the RENDER
712extension is not available only black, red, green, yellow, blue,
713magenta, cyan and white tints can be performed server-side. Note that
714a black tint yields a completely black image while a white tint yields
715the image unchanged; option B<-tint>.
511 716
512=item B<shading:> I<number> 717=item B<shading:> I<number>
513 718
514Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 719Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
515image in addition to tinting it. 720A value of 100 means no shading; option B<-sh>.
721
722=item B<blendType:> I<string>
723
724Specify background blending type; option B<-blt>.
725
726=item B<blurRadius:> I<number>
727
728Apply gaussian blur with the specified radius to the transparent
729background; option B<-blr>.
730
731=item B<iconFile:> I<file>
732
733Set the application icon pixmap; option B<-icon>.
516 734
517=item B<scrollColor:> I<colour> 735=item B<scrollColor:> I<colour>
518 736
519Use the specified colour for the scrollbar [default #B2B2B2]. 737Use the specified colour for the scrollbar [default #B2B2B2].
520 738
521=item B<troughColor:> I<colour> 739=item B<troughColor:> I<colour>
522 740
523Use the specified colour for the scrollbar's trough area [default 741Use the specified colour for the scrollbar's trough area [default
524#969696]. Only relevant for normal (non XTerm/NeXT) scrollbar. 742#969696]. Only relevant for rxvt (non XTerm/NeXT) scrollbar.
525 743
526=item B<borderColor:> I<colour> 744=item B<borderColor:> I<colour>
527 745
528The colour of the border around the text area and between the scrollbar 746The colour of the border around the text area and between the scrollbar
529and the text. 747and the text.
530 748
531=item B<backgroundPixmap:> I<file[;geom]> 749=item B<backgroundPixmap:> I<file[;oplist]>
532 750
533Use the specified XPM file (note the `.xpm' extension is optional) for 751Use the specified image file for the background and also
534the background and also optionally specify its scaling with a geometry 752optionally specify a colon separated list of operations to modify it.
535string B<WxH+X+Y>, in which B<"W" / "H"> specify the 753Supported operations are:
536horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image
537centre (percent). A scale of 0 displays the image with tiling. A scale
538of 1 displays the image without any scaling. A scale of 2 to 9
539specifies an integer number of images in that direction. No image will
540be magnified beyond 10 times its original size. The maximum permitted
541scale is 1000. [default 0x0+50+50]
542 754
543=item B<menu:> I<file[;tag]> 755=over 4
544 756
545Read in the specified menu file (note the `.menu' extension is 757=item B<WxH+X+Y>
546optional) and also optionally specify a starting tag to find. See the 758
547reference documentation for details on the syntax for the menuBar. 759sets scale and position. B<"W" / "H"> specify the horizontal/vertical
760scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
761scale of 0 disables scaling. The maximum permitted scale is 1000.
762
763=item B<op=tile>
764
765enables tiling
766
767=item B<op=keep-aspect>
768
769maintain the image aspect ratio when scaling
770
771=item B<op=root-align>
772
773use the position of the terminal window relative to the root window as
774the image offset, simulating a root window background
775
776=back
777
778The default scale and position setting is C<100x100+50+50>.
779Alternatively, a predefined set of templates can be used to achieve
780the most common setups:
781
782=over 4
783
784=item B<style=tiled>
785
786the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
787
788=item B<style=aspect-stretched>
789
790the image is scaled to fill the whole window maintaining the aspect
791ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
792
793=item B<style=stretched>
794
795the image is scaled to fill the whole window. Equivalent to 100x100
796
797=item B<style=centered>
798
799the image is centered with no scaling. Equivalent to 0x0+50+50
800
801=item B<style=root-tiled>
802
803the image is tiled with no scaling and using 'root' positioning.
804Equivalent to 0x0:op=tile:op=root-align
805
806=back
807
808If multiple templates are specified the last one wins. Note that a
809template overrides all the scale, position and operations settings.
810
811If used in conjunction with B<-tr> option, the specified pixmap will be
812blended over the transparent background using alpha-blending. If I<afterimage>
813support has been compiled in it is possible to choose other blending
814types with B<-blt "type"> option.
548 815
549=item B<path:> I<path> 816=item B<path:> I<path>
550 817
551Specify the colon-delimited search path for finding files (XPM and 818Specify the colon-delimited search path for finding background image files.
552menus), in addition to the paths specified by the B<RXVTPATH> and
553B<PATH> environment variables.
554 819
555=item B<font:> I<fontlist> 820=item B<font:> I<fontlist>
556 821
557Select the fonts to be used. This is a comma separated list of font 822Select the fonts to be used. This is a comma separated list of font names
558names that are used in turn when trying to display Unicode characters. 823that are checked in order when trying to find glyphs for characters. The
559The first font defines the cell size for characters; other fonts might 824first font defines the cell size for characters; other fonts might be
560be smaller, but not larger. A reasonable default font list is always 825smaller, but not (in general) larger. A (hopefully) reasonable default
561appended to it. option B<-fn>. 826font list is always appended to it; option B<-fn>.
562 827
563Each font can either be a standard X11 core font (XLFD) name, with 828Each font can either be a standard X11 core font (XLFD) name, with
564optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>. 829optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
565 830
566In addition, each font can be prefixed with additional hints and 831In addition, each font can be prefixed with additional hints and
568hint currently is C<codeset=codeset-name>, and this is only used for Xft 833hint currently is C<codeset=codeset-name>, and this is only used for Xft
569fonts. 834fonts.
570 835
571For example, this font resource 836For example, this font resource
572 837
573 URxvt*font: 9x15bold,\ 838 URxvt.font: 9x15bold,\
574 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 839 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
575 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \ 840 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
576 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 841 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
577 xft:Code2000:antialias=false 842 xft:Code2000:antialias=false
578 843
581it is named first) and thus defines the character cell grid to be 9 pixels 846it is named first) and thus defines the character cell grid to be 9 pixels
582wide and 15 pixels high. 847wide and 15 pixels high.
583 848
584The second font is just used to add additional unicode characters not in 849The second font is just used to add additional unicode characters not in
585the base font, likewise the third, which is unfortunately non-bold, but 850the base font, likewise the third, which is unfortunately non-bold, but
586the bold version of the font does contain less characters, so this is a 851the bold version of the font does contain fewer characters, so this is a
587useful supplement. 852useful supplement.
588 853
589The third font is an Xft font with aliasing turned off, and the characters 854The third font is an Xft font with aliasing turned off, and the characters
590are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 855are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
591contains other characters, but we are not interested in them. 856contains other characters, but we are not interested in them.
612not possible, replacement fonts of the desired shape will be tried. 877not possible, replacement fonts of the desired shape will be tried.
613 878
614If set, but empty, then this specific style is disabled and the normal 879If set, but empty, then this specific style is disabled and the normal
615text font will being used for the given style. 880text font will being used for the given style.
616 881
617=item B<selectstyle:> I<mode> 882=item B<intensityStyles:> I<boolean>
618 883
619Set mouse selection style to B<old> which is 2.20, B<oldword> which is 884When font styles are not enabled, or this option is enabled (B<True>,
620xterm style with 2.20 old word selection, or anything else which gives 885option B<-is>, the default), bold/blink font styles imply high
621xterm style selection. 886intensity foreground/background colours. Disabling this option (B<False>,
622 887option B<+is>) disables this behaviour, the high intensity colours are not
623=item B<scrollstyle:> I<mode> 888reachable.
624
625Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
626the author's favourite..
627 889
628=item B<title:> I<string> 890=item B<title:> I<string>
629 891
630Set window title string, the default title is the command-line 892Set window title string, the default title is the command-line
631specified after the B<-e> option, if any, otherwise the application 893specified after the B<-e> option, if any, otherwise the application
640=item B<mapAlert:> I<boolean> 902=item B<mapAlert:> I<boolean>
641 903
642B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 904B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
643de-iconify (map) on receipt of a bell character [default]. 905de-iconify (map) on receipt of a bell character [default].
644 906
907=item B<urgentOnBell:> I<boolean>
908
909B<True>: set the urgency hint for the wm on receipt of a bell character.
910B<False>: do not set the urgency hint [default].
911
912@@RXVT_NAME@@ resets the urgency hint on every focus change.
913
645=item B<visualBell:> I<boolean> 914=item B<visualBell:> I<boolean>
646 915
647B<True>: use visual bell on receipt of a bell character; option B<-vb>. 916B<True>: use visual bell on receipt of a bell character; option B<-vb>.
648B<False>: no visual bell [default]; option B<+vb>. 917B<False>: no visual bell [default]; option B<+vb>.
649 918
663 932
664Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use 933Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use
665B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or 934B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or
666B<Shift-Print> to include the scrollback as well. 935B<Shift-Print> to include the scrollback as well.
667 936
937The string will be interpreted as if typed into the shell as-is.
938
939Example:
940
941 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
942
943This creates a new file in your home directory with the screen contents
944every time you hit C<Print>.
945
946=item B<scrollstyle:> I<mode>
947
948Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
949the author's favourite.
950
951=item B<thickness:> I<number>
952
953Set the scrollbar width in pixels.
954
668=item B<scrollBar:> I<boolean> 955=item B<scrollBar:> I<boolean>
669 956
670B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 957B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
671disable the scrollbar; option B<+sb>. 958disable the scrollbar; option B<+sb>.
672 959
691B<False>: do not scroll to bottom when tty receives output; option 978B<False>: do not scroll to bottom when tty receives output; option
692B<+si>. 979B<+si>.
693 980
694=item B<scrollWithBuffer:> I<boolean> 981=item B<scrollWithBuffer:> I<boolean>
695 982
696B<True>: scroll with scrollback buffer when tty receives new lines (and 983B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
697B<scrollTtyOutput> is False); option B<+sw>. B<False>: do not scroll 984try to show the same lines) and B<scrollTtyOutput> is False; option
698with scrollback buffer when tty recieves new lines; option B<-sw>. 985B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
986new lines; option B<+sw>.
699 987
700=item B<scrollTtyKeypress:> I<boolean> 988=item B<scrollTtyKeypress:> I<boolean>
701 989
702B<True>: scroll to bottom when a non-special key is pressed. Special keys 990B<True>: scroll to bottom when a non-special key is pressed. Special keys
703are those which are intercepted by rxvt-unicode for special handling and 991are those which are intercepted by rxvt-unicode for special handling and
722=item B<borderLess:> I<boolean> 1010=item B<borderLess:> I<boolean>
723 1011
724Set MWM hints to request a borderless window, i.e. if honoured by the 1012Set MWM hints to request a borderless window, i.e. if honoured by the
725WM, the rxvt-unicode window will not have window decorations; option B<-bl>. 1013WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
726 1014
1015=item B<skipBuiltinGlyphs:> I<boolean>
1016
1017Compile I<frills>: Disable the usage of the built-in block graphics/line
1018drawing characters and just rely on what the specified fonts provide. Use
1019this if you have a good font and want to use its block graphic glyphs;
1020option B<-sbg>.
1021
727=item B<termName:> I<termname> 1022=item B<termName:> I<termname>
728 1023
729Specifies the terminal type name to be set in the B<TERM> environment 1024Specifies the terminal type name to be set in the B<TERM> environment
730variable; option B<-tn>. 1025variable; option B<-tn>.
731 1026
732=item B<linespace:> I<number> 1027=item B<lineSpace:> I<number>
733 1028
734Specifies number of lines (pixel height) to insert between each row of 1029Specifies number of lines (pixel height) to insert between each row of
735the display [default 0]; option B<-lsp>. 1030the display [default 0]; option B<-lsp>.
736 1031
737=item B<meta8:> I<boolean> 1032=item B<meta8:> I<boolean>
751 1046
752=item B<cursorBlink:> I<boolean> 1047=item B<cursorBlink:> I<boolean>
753 1048
754B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1049B<True>: blink the cursor. B<False>: do not blink the cursor [default];
755option B<-bc>. 1050option B<-bc>.
1051
1052=item B<cursorUnderline:> I<boolean>
1053
1054B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1055option B<-uc>.
756 1056
757=item B<pointerBlank:> I<boolean> 1057=item B<pointerBlank:> I<boolean>
758 1058
759B<True>: blank the pointer when a key is pressed or after a set number 1059B<True>: blank the pointer when a key is pressed or after a set number
760of seconds of inactivity. B<False>: the pointer is always visible 1060of seconds of inactivity. B<False>: the pointer is always visible
768 1068
769Mouse pointer background colour. 1069Mouse pointer background colour.
770 1070
771=item B<pointerBlankDelay:> I<number> 1071=item B<pointerBlankDelay:> I<number>
772 1072
773Specifies number of seconds before blanking the pointer [default 2]. 1073Specifies number of seconds before blanking the pointer [default 2]. Use a
1074large number (e.g. C<987654321>) to effectively disable the timeout.
774 1075
775=item B<backspacekey:> I<string> 1076=item B<backspacekey:> I<string>
776 1077
777The string to send when the backspace key is pressed. If set to B<DEC> 1078The string to send when the backspace key is pressed. If set to B<DEC>
778or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1079or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
779(code 8) - which can be reversed with the appropriate DEC private mode 1080(code 8) - which can be reversed with the appropriate DEC private mode
780escape sequence. 1081escape sequence.
781 1082
782=item B<deletekey:> I<string> 1083=item B<deletekey:> I<string>
783 1084
785pressed. If unset it will send the sequence traditionally associated 1086pressed. If unset it will send the sequence traditionally associated
786with the B<Execute> key. 1087with the B<Execute> key.
787 1088
788=item B<cutchars:> I<string> 1089=item B<cutchars:> I<string>
789 1090
790The characters used as delimiters for double-click word selection. The 1091The characters used as delimiters for double-click word selection
791built-in default: 1092(whitespace delimiting is added automatically if resource is given).
792 1093
1094When the perl selection extension is in use (the default if compiled
1095in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1096characters will be created (if the resource exists, otherwise, no regex
1097will be created). In this mode, characters outside ISO-8859-1 can be used.
1098
1099When the selection extension is not used, only ISO-8859-1 characters can
1100be used. If not specified, the built-in default is used:
1101
793B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1102B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
794 1103
795=item B<preeditType:> I<style> 1104=item B<preeditType:> I<style>
796 1105
797B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1106B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
798 1107
803=item B<imLocale:> I<name> 1112=item B<imLocale:> I<name>
804 1113
805The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1114The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
806C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the 1115C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
807input extension to be able to input japanese characters while staying in 1116input extension to be able to input japanese characters while staying in
808another locale. option B<-imlocale>. 1117another locale; option B<-imlocale>.
809 1118
810=item B<imFont:> I<fontset> 1119=item B<imFont:> I<fontset>
811 1120
812Specify the font-set used for XIM styles C<OverTheSpot> or 1121Specify the font-set used for XIM styles C<OverTheSpot> or
813C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1122C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
818 1127
819=item B<tripleclickwords:> I<boolean> 1128=item B<tripleclickwords:> I<boolean>
820 1129
821Change the meaning of triple-click selection with the left mouse 1130Change the meaning of triple-click selection with the left mouse
822button. Instead of selecting a full line it will extend the selection to 1131button. Instead of selecting a full line it will extend the selection to
823the end of the logical line only. option B<-tcw>. 1132the end of the logical line only; option B<-tcw>.
824 1133
825=item B<insecure:> I<boolean> 1134=item B<insecure:> I<boolean>
826 1135
827Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1136Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
828echo arbitrary strings like the icon name or the locale. This could be 1137echo arbitrary strings like the icon name or the locale. This could be
829abused if somebody gets 8-bit-clean access to your display, whether 1138abused if somebody gets 8-bit-clean access to your display, whether
830throuh a mail client displaying mail bodies unfiltered or though 1139through a mail client displaying mail bodies unfiltered or through
831write(1). Therefore, these sequences are disabled by default. (Note 1140write(1) or any other means. Therefore, these sequences are disabled by
832that other terminals, including xterm, have these sequences 1141default. (Note that many other terminals, including xterm, have these
833enabled by default). You can enable them by setting this boolean 1142sequences enabled by default, which doesn't make it safer, though).
834resource or specifying B<-insecure> as an option. At the moment, this 1143
835enabled display-answer, locale, findfont, icon label and window title 1144You can enable them by setting this boolean resource or specifying
836requests as well as dynamic menubar dispatch. 1145B<-insecure> as an option. At the moment, this enables display-answer,
1146locale, findfont, icon label and window title requests.
837 1147
838=item B<modifier:> I<modifier> 1148=item B<modifier:> I<modifier>
839 1149
840Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1150Set the key to be interpreted as the Meta key to: B<alt>, B<meta>,
841B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option 1151B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
845 1155
846Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1156Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
847character is passed through. It may contain escape values as described 1157character is passed through. It may contain escape values as described
848in the entry on B<keysym> following. 1158in the entry on B<keysym> following.
849 1159
850=item B<secondaryScreen:> I<bool> 1160=item B<secondaryScreen:> I<boolean>
851 1161
852Turn on/off secondary screen (default enabled). 1162Turn on/off secondary screen (default enabled).
853 1163
854=item B<secondaryScroll:> I<bool> 1164=item B<secondaryScroll:> I<boolean>
855 1165
856Turn on/off secondary screen scroll (default enabled). If the this 1166Turn on/off secondary screen scroll (default enabled). If this
857option is enabled, scrolls on the secondary screen will change the 1167option is enabled, scrolls on the secondary screen will change the
858scrollback buffer and switching to/from the secondary screen will 1168scrollback buffer and, when secondaryScreen is off, switching
859instead scroll the screen up. 1169to/from the secondary screen will instead scroll the screen up.
1170
1171=item B<hold>: I<boolean>
1172
1173Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1174will not immediately destroy its window when the program executed within
1175it exits. Instead, it will wait till it is being killed or closed by the
1176user.
1177
1178=item B<chdir>: I<path>
1179
1180Sets the working directory for the shell (or the command specified via
1181B<-e>). The I<path> must be an absolute path and it must exist for
1182@@RXVT_NAME@@ to start. If it isn't specified then the current working
1183directory will be used; option B<-cd>.
860 1184
861=item B<keysym.>I<sym>: I<string> 1185=item B<keysym.>I<sym>: I<string>
862 1186
863Compile I<frills>: Associate I<string> with keysym I<sym>. The 1187Compile I<frills>: Associate I<string> with keysym I<sym>. The
864intervening resource name B<keysym.> cannot be omitted. 1188intervening resource name B<keysym.> cannot be omitted.
878searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1202searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
879omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1203omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
880keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1204keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
881performed in an exact manner; however, the closest match is assured. 1205performed in an exact manner; however, the closest match is assured.
882 1206
883I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1207I<string> may contain escape values (C<\n>: newline, C<\000>: octal
884C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1208number), see RESOURCES in C<man 7 X> for further details.
885C<\000>: octal number) or verbatim control characters (C<^?>: delete,
886C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
887can start or end with whitespace.
888 1209
889Please note that you need to double the C<\> when using
890C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
891use C<\033> instead of C<\e> (and so on), which will work with both Xt and
892@@RXVT_NAME@@'s own processing).
893
894You can define a range of keysyms in one shot by providing a I<string> 1210You can define a range of keysyms in one shot by
1211loading the C<keysym-list> perl extension and providing a I<string>
895with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1212with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
896should be a character not used by the strings. 1213should be a character not used by the strings.
897 1214
898Its usage can be demonstrated by an example: 1215Its usage can be demonstrated by an example:
899 1216
900 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1217 URxvt.keysym.M-C-0x61: list|\033<|abc|>
901 1218
902The above line is equivalent to the following three lines: 1219The above line is equivalent to the following three lines:
903 1220
904 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1221 URxvt.keysym.Meta-Control-0x61: \033<a>
905 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1222 URxvt.keysym.Meta-Control-0x62: \033<b>
906 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1223 URxvt.keysym.Meta-Control-0x63: \033<c>
907 1224
908If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1225If I<string> takes the form of C<command:STRING>, the specified B<STRING>
909is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1226is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
910example the following means "change the current locale to C<zh_CN.GBK> 1227example the following means "change the current locale to C<zh_CN.GBK>
911when Control-Meta-c is being pressed": 1228when Control-Meta-c is being pressed":
912 1229
913 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1230 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
914 1231
1232If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1233is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1234manpage. For example, the F<selection> extension (activated via
1235C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1236
1237 URxvt.keysym.M-C-c: perl:selection:rot13
1238
1239Due the the large number of modifier combinations, a defined key mapping
1240will match if I<at least> the specified identifiers are being set, and
1241no other key mappings with those and more bits are being defined. That
1242means that defining a key map for C<a> will automatically provide
1243definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1244mappings themselves.
1245
1246Unfortunately, this will override built-in key mappings. For example
1247if you overwrite the C<Insert> key you will disable @@RXVT_NAME@@'s
1248C<Shift-Insert> mapping. To re-enable that, you can poke "holes" into the
1249user-defined keymap using the C<builtin:> replacement:
1250
1251 URxvt.keysym.Insert: <my insert key sequence>
1252 URxvt.keysym.S-Insert: builtin:
1253
1254The first line defines a mapping for C<Insert> and I<any> combination
1255of modifiers. The second line re-establishes the default mapping for
1256C<Shift-Insert>.
1257
915The following example will map Control-Meta-1 and Control-Meta-2 to 1258The following example will map Control-Meta-1 and Control-Meta-2 to
916the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited 1259the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
917font-switching at runtime: 1260font-switching at runtime:
918 1261
919 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007 1262 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007
922Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1265Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
923info): 1266info):
924 1267
925 URxvt.keysym.M-C-3: command:\033[8;25;80t 1268 URxvt.keysym.M-C-3: command:\033[8;25;80t
926 URxvt.keysym.M-C-4: command:\033[8;48;110t 1269 URxvt.keysym.M-C-4: command:\033[8;48;110t
1270
1271=item B<perl-ext-common>: I<string>
1272
1273=item B<perl-ext>: I<string>
1274
1275Comma-separated list(s) of perl extension scripts (default: C<default>) to
1276use in this terminal instance; option B<-pe>.
1277
1278Extension names can be prefixed with a C<-> sign to prohibit using
1279them. This can be useful to selectively disable some extensions loaded
1280by default, or specified via the C<perl-ext-common> resource. For
1281example, C<default,-selection> will use all the default extension except
1282C<selection>.
1283
1284Extension names can also be followed by an argument in angle brackets
1285(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1286searchable scrollback to Alt/Meta-s). Mentioning the same extension
1287multiple times with different arguments will pass multiple arguments to
1288the extension.
1289
1290Each extension is looked up in the library directories, loaded if
1291necessary, and bound to the current terminal instance.
1292
1293If both of these resources are the empty string, then the perl
1294interpreter will not be initialized. The idea behind two options is that
1295B<perl-ext-common> will be used for extensions that should be available to
1296all instances, while B<perl-ext> is used for specific instances.
1297
1298=item B<perl-eval>: I<string>
1299
1300Perl code to be evaluated when all extensions have been registered. See
1301the @@RXVT_NAME@@perl(3) manpage.
1302
1303=item B<perl-lib>: I<path>
1304
1305Colon-separated list of additional directories that hold extension
1306scripts. When looking for perl extensions, @@RXVT_NAME@@ will first
1307look in these directories, then in $HOME/.urxvt/ext and lastly in
1308F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1309
1310See the @@RXVT_NAME@@perl(3) manpage.
1311
1312=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1313
1314Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1315details.
1316
1317=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1318
1319Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1320for details.
1321
1322=item B<searchable-scrollback:> I<keysym>
1323
1324Sets the hotkey that starts the incremental scrollback buffer search
1325(default: C<M-s>).
1326
1327=item B<urlLauncher>: I<string>
1328
1329Specifies the program to be started with a URL argument. Used by the
1330C<selection-popup> and C<matcher> perl extensions.
1331
1332=item B<transient-for>: I<windowid>
1333
1334Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1335
1336=item B<override-redirect>: I<boolean>
1337
1338Compile I<frills>: Sets override-redirect for the terminal window, making
1339it almost invisible to window managers; option B<-override-redirect>.
1340
1341=item B<iso14755:> I<boolean>
1342
1343Turn on/off ISO 14755 (default enabled).
1344
1345=item B<iso14755_52:> I<boolean>
1346
1347Turn on/off ISO 14755 5.2 mode (default enabled).
927 1348
928=back 1349=back
929 1350
930=head1 THE SCROLLBAR 1351=head1 THE SCROLLBAR
931 1352
950application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1371application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
951(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1372(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
952up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1373up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
953respectively. 1374respectively.
954 1375
955=head1 TEXT SELECTION AND INSERTION 1376=head1 THE SELECTION: SELECTING AND PASTING TEXT
956 1377
957The behaviour of text selection and insertion mechanism is similar to 1378The behaviour of text selection and insertion/pasting mechanism is similar
958I<xterm>(1). 1379to I<xterm>(1).
959 1380
960=over 4 1381=over 4
961 1382
962=item B<Selection>: 1383=item B<Selecting>:
963 1384
964Left click at the beginning of the region, drag to the end of the region 1385Left click at the beginning of the region, drag to the end of the region
965and release; Right click to extend the marked region; Left double-click 1386and release; Right click to extend the marked region; Left double-click
966to select a word; Left triple-click to select the entire logical line 1387to select a word; Left triple-click to select the entire logical line
967(which can span multiple screen lines), unless modified by resource 1388(which can span multiple screen lines), unless modified by resource
968B<tripleclickwords>. 1389B<tripleclickwords>.
969 1390
970Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1391Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
971(Compile: I<frills>) will create a rectangular selection instead of a normal 1392(Compile: I<frills>) will create a rectangular selection instead of a
972one. 1393normal one. In this mode, every selected row becomes its own line in the
1394selection, and trailing whitespace is visually underlined and removed from
1395the selection.
973 1396
974=item B<Insertion>: 1397=item B<Pasting>:
975 1398
976Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1399Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
977an B<@@RXVT_NAME@@> window causes the current text selection to be 1400window causes the value of the PRIMARY selection (or CLIPBOARD with the
978inserted as if it had been typed on the keyboard. 1401B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1402
1403Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1404inserted too.
979 1405
980=back 1406=back
981 1407
982=head1 CHANGING FONTS 1408=head1 CHANGING FONTS
983 1409
984Changing fonts (or font sizes, respectively) via the keypad is not yet 1410Changing fonts (or font sizes, respectively) via the keypad is not yet
985supported in rxvt-unicode. Bug me if you need this. 1411supported in rxvt-unicode. Bug me if you need this.
986 1412
987You can, however, switch fonts at runtime using escape sequences (and 1413You can, however, switch fonts at runtime using escape sequences, e.g.:
988therefore using the menubar), e.g.:
989 1414
990 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1415 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1416
1417You can use keyboard shortcuts, too:
1418
1419 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1420 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
991 1421
992rxvt-unicode will automatically re-apply these fonts to the output so far. 1422rxvt-unicode will automatically re-apply these fonts to the output so far.
993 1423
994=head1 ISO 14755 SUPPORT 1424=head1 ISO 14755 SUPPORT
995 1425
996ISO 14755 is a standard for entering and viewing unicode characters 1426ISO 14755 is a standard for entering and viewing unicode characters
997and character codes using the keyboard. It consists of 4 parts. The 1427and character codes using the keyboard. It consists of 4 parts. The
998first part is available rxvt-unicode has been compiled with 1428first part is available if rxvt-unicode has been compiled with
999C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1429C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1000with C<--enable-iso14755>. 1430with C<--enable-iso14755>.
1001 1431
1002=over 4 1432=over 4
1003 1433
1023This mode lets you input characters representing the keycap symbols of 1453This mode lets you input characters representing the keycap symbols of
1024your keyboard, if representable in the current locale encoding. 1454your keyboard, if representable in the current locale encoding.
1025 1455
1026Start by pressing C<Control> and C<Shift> together, then releasing 1456Start by pressing C<Control> and C<Shift> together, then releasing
1027them. The next special key (cursor keys, home etc.) you enter will not 1457them. The next special key (cursor keys, home etc.) you enter will not
1028invoke it's usual function but instead will insert the corresponding 1458invoke its usual function but instead will insert the corresponding
1029keycap symbol. The symbol will only be entered when the key has been 1459keycap symbol. The symbol will only be entered when the key has been
1030released, otherwise pressing e.g. C<Shift> would enter the symbol for 1460released, otherwise pressing e.g. C<Shift> would enter the symbol for
1031C<ISO Level 2 Switch>, although your intention might have been to enter a 1461C<ISO Level 2 Switch>, although your intention might have been to enter a
1032reverse tab (Shift-Tab). 1462reverse tab (Shift-Tab).
1033 1463
1061B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1491B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1062it can be seen via the I<who(1)> command, and can accept messages. To 1492it can be seen via the I<who(1)> command, and can accept messages. To
1063allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1493allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1064on some systems or setgid to root or to some other group on others. 1494on some systems or setgid to root or to some other group on others.
1065 1495
1066=head1 COLORS AND GRAPHICS 1496=head1 COLOURS AND GRAPHICS
1067 1497
1068In addition to the default foreground and background colours, 1498In addition to the default foreground and background colours,
1069B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1499B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1070high-intensity bold/blink versions of the same). Here is a list of the 1500high-intensity (potentially bold/blink) versions of the same, and 72 (or
1071colours with their B<rgb.txt> names. 1501240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1502cube plus a 8 (24) colour greyscale ramp.
1503
1504Here is a list of the ANSI colours with their names.
1072 1505
1073=begin table 1506=begin table
1074 1507
1075 B<color0> (black) = Black 1508 B<color0> (black) = Black
1076 B<color1> (red) = Red3 1509 B<color1> (red) = Red3
1096It is also possible to specify the colour values of B<foreground>, 1529It is also possible to specify the colour values of B<foreground>,
1097B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1530B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1098a number 0-15, as a convenient shorthand to reference the colour name of 1531a number 0-15, as a convenient shorthand to reference the colour name of
1099color0-color15. 1532color0-color15.
1100 1533
1534The following text gives values for the standard 88 colour mode (and
1535values for the 256 colour mode in parentheses).
1536
1537The RGB cube uses indices 16..79 (16..231) using the following formulas:
1538
1539 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1540 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1541
1542The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1543steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1544the RGB cube.
1545
1546Together, all those colours implement the 88 (256) colour xterm
1547colours. Only the first 16 can be changed using resources currently, the
1548rest can only be changed via command sequences ("escape codes").
1549
1550Applications are advised to use terminfo or command sequences to discover
1551number and RGB values of all colours (yes, you can query this...).
1552
1101Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1553Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1102always swapping the foreground/background colours. This is in contrast to 1554always swapping the foreground/background colours. This is in contrast to
1103I<xterm>(1) where the colours are only swapped if they have not otherwise 1555I<xterm>(1) where the colours are only swapped if they have not otherwise
1104been specified. For example, 1556been specified. For example,
1105 1557
1558 @@RXVT_NAME@@ -fg Black -bg White -rv
1559
1560would yield White on Black, while on I<xterm>(1) it would yield Black on
1561White.
1562
1563=head2 ALPHA CHANNEL SUPPORT
1564
1565If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1566their act together, rxvt-unicode will do its own alpha channel management:
1567
1568You can prefix any colour with an opaqueness percentage enclosed in
1569brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1570(0-100) that specifies the opacity of the colour, where C<0> is completely
1571transparent and C<100> is completely opaque. For example, C<[50]red> is a
1572half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1573is the recommended format to specify transparency values, and works with
1574all ways to specify a colour.
1575
1576For complete control, rxvt-unicode also supports
1577C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1578specifications, where the additional C<aaaa> component specifies opacity
1579(alpha) values. The minimum value of C<0000> is completely transparent,
1580while C<ffff> is completely opaque). The two example colours from
1581earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1582C<rgba:0000/ff00/0000/f332>.
1583
1584You probably need to specify B<"-depth 32">, too, to force a visual with
1585alpha channels, and have the luck that your X-server uses ARGB pixel
1586layout, as X is far from just supporting ARGB visuals out of the box, and
1587rxvt-unicode just fudges around.
1588
1589For example, the following selects an almost completely transparent black
1590background, and an almost opaque pink foreground:
1591
1592 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1593
1594When not using a background image, then the interpretation of the
1595alpha channel is up to your compositing manager (most interpret it as
1596transparency of course).
1597
1598When using a background pixmap or pseudo-transparency, then the background
1599colour will always behave as if it were completely transparent (so the
1600background image shows instead), regardless of how it was specified, while
1601other colours will either be transparent as specified (the background
1602image will show through) on servers supporting the RENDER extension, or
1603fully opaque on servers not supporting the RENDER EXTENSION.
1604
1605Please note that due to bugs in Xft, specifying alpha values might result
1606in garbage being displayed when the X-server does not support the RENDER
1607extension.
1608
1609=head1 ENVIRONMENT
1610
1611B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1612
1106=over 4 1613=over 4
1107 1614
1108=item B<@@RXVT_NAME@@ -fg Black -bg White -rv>
1109
1110would yield White on Black, while on I<xterm>(1) it would yield Black
1111on White.
1112
1113=back
1114
1115=head1 ENVIRONMENT
1116
1117B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1118
1119=over 4
1120
1121=item B<TERM> 1615=item B<TERM>
1122 1616
1123Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1617Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1124resources or on the commandline. 1618resources or on the command line.
1125 1619
1126=item B<COLORTERM> 1620=item B<COLORTERM>
1127 1621
1128Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1622Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1129compiled with XPM support, and optionally with the added extension 1623compiled with background image support, and optionally with the added
1130C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1624extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1625screen.
1131 1626
1132=item B<COLORFGBG> 1627=item B<COLORFGBG>
1133 1628
1134Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1629Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1135the colour code used as default foreground/text colour (or the string 1630the colour code used as default foreground/text colour (or the string
1136C<default> to indicate that the default-colour escape sequence is to be 1631C<default> to indicate that the default-colour escape sequence is to be
1137used), C<bg> is the colour code used as default background colour (or the 1632used), C<bg> is the colour code used as default background colour (or the
1138string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1633string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1139was compiled with XPM support. Libraries like C<slang> can (and do) use 1634was compiled with background image support. Libraries like C<ncurses>
1140this information to optimize screen output. 1635and C<slang> can (and do) use this information to optimize screen output.
1141 1636
1142=item B<WINDOWID> 1637=item B<WINDOWID>
1143 1638
1144Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1639Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1145window, which usually has subwindows for the scrollbar, the terminal 1640window, which usually has subwindows for the scrollbar, the terminal
1151C<--with-terminfo=PATH>. 1646C<--with-terminfo=PATH>.
1152 1647
1153=item B<DISPLAY> 1648=item B<DISPLAY>
1154 1649
1155Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1650Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1156display in it's child processes. 1651display in its child processes if C<-display> isn't used to override. It
1652defaults to C<:0> if it doesn't exist.
1157 1653
1158=item B<SHELL> 1654=item B<SHELL>
1159 1655
1160The shell to be used for command execution, defaults to C</bin/sh>. 1656The shell to be used for command execution, defaults to C</bin/sh>.
1161
1162=item B<RXVTPATH>
1163
1164The path where @@RXVT_NAME@@ looks for support files such as menu and xpm
1165files.
1166
1167=item B<PATH>
1168
1169Used in the same way as C<RXVTPATH>.
1170 1657
1171=item B<RXVT_SOCKET> 1658=item B<RXVT_SOCKET>
1172 1659
1173The unix domain socket path used by @@RXVT_NAME@@c(1) and 1660The unix domain socket path used by @@RXVT_NAME@@c(1) and
1174@@RXVT_NAME@@d(1). 1661@@RXVT_NAME@@d(1).
1175 1662
1176Default C<< $HOME/.rxvt-unicode-<nodename >>. 1663Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1177 1664
1178=item B<HOME> 1665=item B<HOME>
1179 1666
1180Used to locate the default directory for the unix domain socket for 1667Used to locate the default directory for the unix domain socket for
1181daemon communications and to locate various resource files (such as 1668daemon communications and to locate various resource files (such as
1182C<.Xdefaults>) 1669C<.Xdefaults>)
1183 1670
1184=item B<XAPPLRESDIR> 1671=item B<XAPPLRESDIR>
1185 1672
1186Directory where various X resource files are being located. 1673Directory where application-specific X resource files are located.
1187 1674
1188=item B<XENVIRONMENT> 1675=item B<XENVIRONMENT>
1189 1676
1190If set and accessible, gives the name of a X resource file to be loaded by 1677If set and accessible, gives the name of a X resource file to be loaded by
1191@@RXVT_NAME@@. 1678@@RXVT_NAME@@.
1196 1683
1197=over 4 1684=over 4
1198 1685
1199=item B</usr/lib/X11/rgb.txt> 1686=item B</usr/lib/X11/rgb.txt>
1200 1687
1201Color names. 1688Colour names.
1202 1689
1203=back 1690=back
1204 1691
1205=head1 SEE ALSO 1692=head1 SEE ALSO
1206 1693
1207@@RXVT_NAME@@(7), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1694@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1208
1209=head1 BUGS
1210
1211Check the BUGS file for an up-to-date list.
1212
1213Cursor change support is not yet implemented.
1214
1215Click-and-drag doesn't work with X11 mouse report overriding.
1216 1695
1217=head1 CURRENT PROJECT COORDINATOR 1696=head1 CURRENT PROJECT COORDINATOR
1218 1697
1219=over 4 1698=over 4
1220 1699
1221=item Project Coordinator 1700=item Project Coordinator
1222 1701
1223@@RXVT_MAINT@@ L<@@RXVT_MAINTEMAIL@@> 1702Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1224 1703
1225L<@@RXVT_WEBPAGE@@> 1704L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1226 1705
1227=back 1706=back
1228 1707
1229=head1 AUTHORS 1708=head1 AUTHORS
1230 1709
1252 1731
1253Project Coordinator (changes.txt 2.21a to 2.4.5) 1732Project Coordinator (changes.txt 2.21a to 2.4.5)
1254 1733
1255=item Geoff Wing L<< <gcw@pobox.com> >> 1734=item Geoff Wing L<< <gcw@pobox.com> >>
1256 1735
1257Rewrote screen display and text selection routines. Project Coordinator 1736Rewrote screen display and text selection routines.
1737
1258(changes.txt 2.4.6 - rxvt-unicode) 1738Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1259 1739
1260=item Marc Alexander Lehmann L<< <rxvt@schmorp.de> >> 1740=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1261 1741
1262Forked rxvt-unicode, rewrote most of the display code and internal 1742Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1263character handling to store text in unicode, improve xterm 1743extension, random hacks, numerous bugfixes and extensions.
1264compatibility and apply numerous other bugfixes and extensions.
1265 1744
1266Project Coordinator (Changes 1.0 -) 1745Project Coordinator (Changes 1.0 -)
1267 1746
1747=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1748
1749pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1750
1268=back 1751=back
1269 1752

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