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Revision 1.48 by root, Thu Feb 3 10:24:10 2005 UTC vs.
Revision 1.219 by root, Thu Jun 7 16:06:23 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 frequently 22See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20asked questions and answer to them and some common problems. 23frequently asked questions and answer to them and some common
24problems. That document is also accessible on the World-Wide-Web at
25L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.7.pod>.
21 26
22=head1 RXVT-UNICODE VS. RXVT 27=head1 RXVT-UNICODE VS. RXVT
23 28
24Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode 29Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode
25internally. That means it can store and display most scripts in the 30internally. That means it can store and display most scripts in the
26world. Being a terminal emulator, however, some things are very difficult, 31world. Being a terminal emulator, however, some things are very difficult,
27especially cursive scripts such as arabic, vertically written scripts 32especially cursive scripts such as arabic, vertically written scripts
28like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
29like tibetan or devenagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
30scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
31fine, though. A somewhat difficult case are left-to-right scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
32as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
33belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
34such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
35change. 40change.
36 41
37If 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
38me recommend C<mlterm>, which is a very userfriendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
39terminal emulator. In fact, the reason rxvt-unicode was born was solely 44terminal emulator. In fact, the reason rxvt-unicode was born was solely
40because 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
41another for japanese. 46another for japanese.
42 47
43Therefore another design rationale was the use of multiple fonts to 48Therefore another design rationale was the use of multiple fonts to
44display characters: The idea of a single unicode font which many other 49display characters: The idea of a single unicode font which many other
45programs 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
46to choose any font for any script freely. 51to choose any font for any script freely.
47 52
48Apart from that, rxvt-unicode is also much better internationalised than 53Apart from that, rxvt-unicode is also much better internationalised than
49it'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
50in 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
51rxvt. This all in addition to dozens of other small improvements. 56rxvt. This all in addition to dozens of other small improvements.
52 57
53It is still faithfully following the original rxvt idea of being lean 58It is still faithfully following the original rxvt idea of being lean
54and nice on resources: for example, you can still configure rxvt-unicode 59and nice on resources: for example, you can still configure rxvt-unicode
55without 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
56a 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
57from within a single process, which makes startup time very fast and 62from within a single process, which makes startup time very fast and
58drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and 63drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and
59@@RXVT_NAME@@c(1) (client). 64@@RXVT_NAME@@c(1) (client).
60 65
61It also makes technical information about escape sequences (which have 66It also makes technical information about escape sequences (which have
62been extended) easier accessible: see @@RXVT_NAME@@(7) for technical 67been extended) more accessible: see @@RXVT_NAME@@(7) for technical
63reference documentation (escape sequences etc.). 68reference documentation (escape sequences etc.).
64 69
65=head1 OPTIONS 70=head1 OPTIONS
66 71
67The 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
87 92
88Print out a message describing available options. 93Print out a message describing available options.
89 94
90=item B<-display> I<displayname> 95=item B<-display> I<displayname>
91 96
92Attempt 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>
93respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
94B<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<frills>: 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]
110
111=item B<-visual> I<visualID>
112
113Compile I<frills>: Use the given visual (see e.g. C<xdpyinfo> for possible
114visual ids).
95 115
96=item B<-geometry> I<geom> 116=item B<-geometry> I<geom>
97 117
98Window geometry (B<-g> still respected); resource B<geometry>. 118Window geometry (B<-g> still respected); resource B<geometry>.
99 119
101 121
102Turn on/off simulated reverse video; resource B<reverseVideo>. 122Turn on/off simulated reverse video; resource B<reverseVideo>.
103 123
104=item B<-j>|B<+j> 124=item B<-j>|B<+j>
105 125
106Turn on/off jump scrolling; resource B<jumpScroll>. 126Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
107 127
108=item B<-ip>|B<+ip> 128=item B<-ss>|B<+ss>
109 129
110Turn on/off inheriting parent window's pixmap. Alternative form is 130Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
111B<-tr>; resource B<inheritPixmap>. 131
132=item B<-tr>|B<+tr>
133
134Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
135
136B<-ip> is still accepted as an obsolete alias but will be removed in
137future versions.
112 138
113=item B<-fade> I<number> 139=item B<-fade> I<number>
114 140
115Fade the text by the given percentage when focus is lost. resource B<fading>. 141Fade the text by the given percentage when focus is lost. Small values
142fade a little only, 100 completely replaces all colours by the fade
143colour; resource B<fading>.
144
145=item B<-fadecolor> I<colour>
146
147Fade to this colour when fading is used (see B<-fade>). The default colour
148is opaque black. resource B<fadeColor>.
116 149
117=item B<-tint> I<colour> 150=item B<-tint> I<colour>
118 151
119Tint the transparent background pixmap with the given colour when 152Tint the transparent background with the given colour;
120transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 153resource I<tintColor>.
121option that can be used to brighten or darken the image in addition to
122tinting it.
123 154
124=item B<-sh> 155=item B<-sh> I<number>
125 156
126I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 157Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
127background image in addition to tinting it (i.e. B<-tint> must be 158A value of 100 means no shading; resource I<shading>.
128specified, too, e.g. C<-tint white>). 159
160=item B<-blr> I<HxV>
161
162Apply Gaussian Blur with the specified radii to the transparent
163background. If a single number is specified, the vertical and
164horizontal radii are considered to be the same. Setting one of the
165radii to 1 and the other to a large number creates interesting effects
166on some backgrounds. The maximum radius value is 128. An horizontal or
167vertical radius of 0 disables blurring;
168resource I<blurRadius>.
169
170=item B<-icon> I<file>
171
172Compile I<pixbuf>: Use the specified image as application icon. This
173is used by many window managers, taskbars and pagers to represent the
174application window; resource I<iconFile>.
129 175
130=item B<-bg> I<colour> 176=item B<-bg> I<colour>
131 177
132Window background colour; resource B<background>. 178Window background colour; resource B<background>.
133 179
134=item B<-fg> I<colour> 180=item B<-fg> I<colour>
135 181
136Window foreground colour; resource B<foreground>. 182Window foreground colour; resource B<foreground>.
137 183
138=item B<-pixmap> I<file[;geom]> 184=item B<-pixmap> I<file[;oplist]>
139 185
140Compile I<XPM>: Specify XPM file for the background and also optionally 186Compile I<pixbuf>: Specify image file for the background and also
141specify its scaling with a geometry string. Note you may need to 187optionally specify a list of operations to modify it. Note you may need to
142add quotes to avoid special shell interpretation of the C<;> in the 188add quotes to avoid special shell interpretation of the C<;> in the
143command-line; resource B<backgroundPixmap>. 189command-line; for more details see resource B<backgroundPixmap>.
144 190
145=item B<-cr> I<colour> 191=item B<-cr> I<colour>
146 192
147The cursor colour; resource B<cursorColor>. 193The cursor colour; resource B<cursorColor>.
148 194
160resource B<borderColor>. 206resource B<borderColor>.
161 207
162=item B<-fn> I<fontlist> 208=item B<-fn> I<fontlist>
163 209
164Select the fonts to be used. This is a comma separated list of font names 210Select the fonts to be used. This is a comma separated list of font names
165that are used in turn when trying to display Unicode characters. The 211that are checked in order when trying to find glyphs for characters. The
166first font defines the cell size for characters; other fonts might be 212first font defines the cell size for characters; other fonts might be
167smaller, but not (in general) larger. A (hopefully) reasonable default 213smaller, but not (in general) larger. A (hopefully) reasonable default
168font list is always appended to it. See resource B<font> for more details. 214font list is always appended to it. See resource B<font> for more details.
169 215
170In short, to specify an X11 core font, just specify it's name or prefix it 216In short, to specify an X11 core font, just specify its name or prefix it
171with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 217with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
172e.g.: 218e.g.:
173 219
174 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 220 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
175 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 221 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
177See also the question "How does rxvt-unicode choose fonts?" in the FAQ 223See also the question "How does rxvt-unicode choose fonts?" in the FAQ
178section of @@RXVT_NAME@@(7). 224section of @@RXVT_NAME@@(7).
179 225
180=item B<-fb> I<fontlist> 226=item B<-fb> I<fontlist>
181 227
182Compile font-styles: The bold font list to use when bold characters are to 228Compile I<font-styles>: The bold font list to use when B<bold> characters
183be printed. See resource B<boldFont> for details. 229are to be printed. See resource B<boldFont> for details.
184 230
185=item B<-fi> I<fontlist> 231=item B<-fi> I<fontlist>
186 232
187Compile font-styles: The italic font list to use when bold characters are to 233Compile I<font-styles>: The italic font list to use when I<italic>
188be printed. See resource B<italicFont> for details. 234characters are to be printed. See resource B<italicFont> for details.
189 235
190=item B<-fbi> I<fontlist> 236=item B<-fbi> I<fontlist>
191 237
192Compile font-styles: The bold italic font list to use when bold characters are to 238Compile I<font-styles>: The bold italic font list to use when B<< I<bold
193be printed. See resource B<boldItalicFont> for details. 239italic> >> characters are to be printed. See resource B<boldItalicFont>
240for details.
241
242=item B<-is>|B<+is>
243
244Compile I<font-styles>: Bold/Blink font styles imply high intensity
245foreground/background (default). See resource B<intensityStyles> for
246details.
194 247
195=item B<-name> I<name> 248=item B<-name> I<name>
196 249
197Specify the application name under which resources are to be obtained, 250Specify the application name under which resources are to be obtained,
198rather than the default executable file name. Name should not contain 251rather than the default executable file name. Name should not contain
214 267
215=item B<-sb>|B<+sb> 268=item B<-sb>|B<+sb>
216 269
217Turn on/off scrollbar; resource B<scrollBar>. 270Turn on/off scrollbar; resource B<scrollBar>.
218 271
272=item B<-sr>|B<+sr>
273
274Put scrollbar on right/left; resource B<scrollBar_right>.
275
276=item B<-st>|B<+st>
277
278Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
279resource B<scrollBar_floating>.
280
219=item B<-si>|B<+si> 281=item B<-si>|B<+si>
220 282
221Turn on/off scroll-to-bottom on TTY output inhibit; resource 283Turn on/off scroll-to-bottom on TTY output inhibit; resource
222B<scrollTtyOutput> has opposite effect. 284B<scrollTtyOutput> has opposite effect.
223 285
229=item B<-sw>|B<+sw> 291=item B<-sw>|B<+sw>
230 292
231Turn on/off scrolling with the scrollback buffer as new lines appear. 293Turn on/off scrolling with the scrollback buffer as new lines appear.
232This only takes effect if B<-si> is also given; resource 294This only takes effect if B<-si> is also given; resource
233B<scrollWithBuffer>. 295B<scrollWithBuffer>.
234
235=item B<-sr>|B<+sr>
236
237Put scrollbar on right/left; resource B<scrollBar_right>.
238
239=item B<-st>|B<+st>
240
241Display normal (non XTerm/NeXT) scrollbar without/with a trough;
242resource B<scrollBar_floating>.
243 296
244=item B<-ptab>|B<+ptab> 297=item B<-ptab>|B<+ptab>
245 298
246If enabled (default), "Horizontal Tab" characters are being stored as 299If enabled (default), "Horizontal Tab" characters are being stored as
247actual wide characters in the screen buffer, which makes it possible to 300actual wide characters in the screen buffer, which makes it possible to
251 304
252=item B<-bc>|B<+bc> 305=item B<-bc>|B<+bc>
253 306
254Blink the cursor; resource B<cursorBlink>. 307Blink the cursor; resource B<cursorBlink>.
255 308
309=item B<-uc>|B<+uc>
310
311Make the cursor underlined; resource B<cursorUnderline>.
312
256=item B<-iconic> 313=item B<-iconic>
257 314
258Start iconified, if the window manager supports that option. 315Start iconified, if the window manager supports that option.
259Alternative form is B<-ic>. 316Alternative form is B<-ic>.
260 317
276 333
277=item B<-bl> 334=item B<-bl>
278 335
279Compile I<frills>: Set MWM hints to request a borderless window, i.e. 336Compile I<frills>: Set MWM hints to request a borderless window, i.e.
280if honoured by the WM, the rxvt-unicode window will not have window 337if honoured by the WM, the rxvt-unicode window will not have window
281decorations; resource B<borderLess>. 338decorations; resource B<borderLess>. If the window manager does not
339support MWM hints (e.g. kwin), enables override-redirect mode.
340
341=item B<-override-redirect>
342
343Compile I<frills>: Sets override-redirect on the window; resource
344B<override-redirect>.
345
346=item B<-sbg>
347
348Compile I<frills>: Disable the usage of the built-in block graphics/line
349drawing characters and just rely on what the specified fonts provide. Use
350this if you have a good font and want to use its block graphic glyphs;
351resource B<skipBuiltinGlyphs>.
282 352
283=item B<-lsp> I<number> 353=item B<-lsp> I<number>
284 354
285Compile I<frills>: Lines (pixel height) to insert between each row of 355Compile I<frills>: Lines (pixel height) to insert between each row of
286the display. Useful to work around font rendering problems; resource 356the display. Useful to work around font rendering problems; resource
287B<linespace>. 357B<lineSpace>.
358
359=item B<-letsp> I<number>
360
361Compile I<frills>: Amount to adjust the computed character width by
362to control overall letter spacing. Negative values will tighten up the
363letter spacing, positive values will space letters out more. Useful to
364work around odd font metrics; resource B<letterSpace>.
288 365
289=item B<-tn> I<termname> 366=item B<-tn> I<termname>
290 367
291This option specifies the name of the terminal type to be set in the 368This option specifies the name of the terminal type to be set in the
292B<TERM> environment variable. This terminal type must exist in the 369B<TERM> environment variable. This terminal type must exist in the
301given on the command line. If this option is used, it must be the last 378given on the command line. If this option is used, it must be the last
302on the command-line. If there is no B<-e> option then the default is to 379on the command-line. If there is no B<-e> option then the default is to
303run the program specified by the B<SHELL> environment variable or, 380run the program specified by the B<SHELL> environment variable or,
304failing that, I<sh(1)>. 381failing that, I<sh(1)>.
305 382
383Please note that you must specify a program with arguments. If you want to
384run shell commands, you have to specify the shell, like this:
385
386 @@RXVT_NAME@@ -e sh -c "shell commands"
387
306=item B<-title> I<text> 388=item B<-title> I<text>
307 389
308Window title (B<-T> still respected); the default title is the basename 390Window title (B<-T> still respected); the default title is the basename
309of the program specified after the B<-e> option, if any, otherwise the 391of the program specified after the B<-e> option, if any, otherwise the
310application name; resource B<title>. 392application name; resource B<title>.
341for more info. 423for more info.
342 424
343=item B<-tcw> 425=item B<-tcw>
344 426
345Change the meaning of triple-click selection with the left mouse 427Change the meaning of triple-click selection with the left mouse
428button. Only effective when the original (non-perl) selection code is
346button. Instead of selecting a full line it will extend the selection the 429in-use. Instead of selecting a full line it will extend the selection to
347end of the logical line only. resource B<tripleclickwords>. 430the end of the logical line only. resource B<tripleclickwords>.
348 431
349=item B<-insecure> 432=item B<-insecure>
350 433
351Enable "insecure" mode, which currently enables most of the escape 434Enable "insecure" mode, which currently enables most of the escape
352sequences that echo strings. See the resource B<insecure> for more 435sequences that echo strings. See the resource B<insecure> for more
366=item B<-ssr>|B<+ssr> 449=item B<-ssr>|B<+ssr>
367 450
368Turn on/off secondary screen scroll (default enabled); resource 451Turn on/off secondary screen scroll (default enabled); resource
369B<secondaryScroll>. 452B<secondaryScroll>.
370 453
454=item B<-hold>|B<+hold>
455
456Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
457will not immediately destroy its window when the program executed within
458it exits. Instead, it will wait till it is being killed or closed by the
459user; resource B<hold>.
460
461=item B<-cd> I<path>
462
463Sets the working directory for the shell (or the command specified via
464B<-e>). The I<path> must be an absolute path and it must exist for
465@@RXVT_NAME@@ to start; resource B<chdir>.
466
371=item B<-xrm> I<resourcestring> 467=item B<-xrm> I<string>
372 468
373No effect on rxvt-unicode. Simply passes through an argument to be made 469Works like the X Toolkit option of the same name, by adding the I<string>
374available in the instance's argument list. Appears in I<WM_COMMAND> in 470as if it were specified in a resource file. Resource values specified this
375some window managers. 471way take precedence over all other resource specifications.
472
473Note that you need to use the I<same> syntax as in the .Xdefaults file,
474e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
475options can be specified as long-options on the commandline, so use
476of B<-xrm> is mostly limited to cases where you want to specify other
477resources (e.g. for input methods) or for compatibility with other
478programs.
479
480=item B<-keysym.>I<sym> I<string>
481
482Remap a key symbol. See resource B<keysym>.
483
484=item B<-embed> I<windowid>
485
486Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
487which enables applications to easily embed a terminal.
488
489Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
490shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
491quite a bit, so don't expect it to keep some specific state. It's best to
492create an extra subwindow for @@RXVT_NAME@@ and leave it alone.
493
494The window will not be destroyed when @@RXVT_NAME@@ exits.
495
496It might be useful to know that @@RXVT_NAME@@ will not close file
497descriptors passed to it (except for stdin/out/err, of course), so you
498can use file descriptors to communicate with the programs within the
499terminal. This works regardless of whether the C<-embed> option was used or
500not.
501
502Here is a short Gtk2-perl snippet that illustrates how this option can be
503used (a longer example is in F<doc/embed>):
504
505 my $rxvt = new Gtk2::Socket;
506 $rxvt->signal_connect_after (realize => sub {
507 my $xid = $_[0]->window->get_xid;
508 system "@@RXVT_NAME@@ -embed $xid &";
509 });
510
511=item B<-pty-fd> I<file descriptor>
512
513Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
514pair but instead use the given file descriptor as the tty master. This is
515useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
516without having to run a program within it.
517
518If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
519entries and will not tinker with pty/tty permissions - you have to do that
520yourself if you want that.
521
522As an extremely special case, specifying C<-1> will completely suppress
523pty/tty operations, which is probably only useful in conjunction with some
524perl extension that manages the terminal.
525
526Here is a example in perl that illustrates how this option can be used (a
527longer example is in F<doc/pty-fd>):
528
529 use IO::Pty;
530 use Fcntl;
531
532 my $pty = new IO::Pty;
533 fcntl $pty, F_SETFD, 0; # clear close-on-exec
534 system "@@RXVT_NAME@@ -pty-fd " . (fileno $pty) . "&";
535 close $pty;
536
537 # now communicate with rxvt
538 my $slave = $pty->slave;
539 while (<$slave>) { print $slave "got <$_>\n" }
540
541=item B<-pe> I<string>
542
543Comma-separated list of perl extension scripts to use (or not to use) in
544this terminal instance. See resource B<perl-ext> for details.
376 545
377=back 546=back
378 547
379=head1 RESOURCES (available also as long-options) 548=head1 RESOURCES
380 549
381Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 550Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
382options) compiled into your version. 551options) compiled into your version. All resources are also available as
552long-options.
383 553
384There are two different methods that @@RXVT_NAME@@ can use to get the 554You can set and change the resources using X11 tools like B<xrdb>. Many
385Xresource data: using the X libraries (Xrm*-functions) or internal 555distribution do also load settings from the B<~/.Xresources> file when X
386Xresources reader (B<~/.Xdefaults>). For the first method (ie. 556starts. @@RXVT_NAME@@ will consult the following files/resources in order,
387B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 557with later settings overwriting earlier ones:
388resources using X11 tools like B<xset>. Many distribution do also load
389settings from the B<~/.Xresources> file when X starts.
390 558
391If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h> 559 1. app-defaults file in $XAPPLRESDIR
392lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults 560 2. $HOME/.Xdefaults
393set in XAPPLOADDIR/URxvt (compile-time defined: usually 561 3. RESOURCE_MANAGER property on root-window of screen 0
394B</usr/lib/X11/app-defaults/URxvt>) and resources set in 562 4. SCREEN_RESOURCES property on root-window of the current screen
395B<~/.Xdefaults>, or B<~/.Xresources> if B<~/.Xdefaults> does not exist. 563 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
564 6. resources specified via -xrm on the commandline
565
396Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two 566Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
397class names: B<XTerm> and B<URxvt>. The class name B<Rxvt> allows 567names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
398resources common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be 568common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
399easily configured, while the class name B<URxvt> allows resources 569configured, while the class name B<URxvt> allows resources unique to
400unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 570B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
401shared between different B<@@RXVT_NAME@@> configurations. If no 571configurations. If no resources are specified, suitable defaults will
402resources are specified, suitable defaults will be used. Command-line 572be used. Command-line arguments can be used to override resource
403arguments can be used to override resource settings. The following 573settings. The following resources are supported (you might want to
404resources are allowed: 574check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
575extensions not documented here):
405 576
406=over 4 577=over 4
578
579=item B<depth:> I<bitdepth>
580
581Compile I<xft>: Attempt to find a visual with the given bit depth;
582option B<-depth>.
583
584=item B<buffered:> I<boolean>
585
586Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
587On some card/driver combination enabling it slightly decreases
588performance, on most it greatly helps it. The slowdown is small, so it
589should normally be enabled.
407 590
408=item B<geometry:> I<geom> 591=item B<geometry:> I<geom>
409 592
410Create the window with the specified X window geometry [default 80x24]; 593Create the window with the specified X window geometry [default 80x24];
411option B<-geometry>. 594option B<-geometry>.
425Use the specified colour for the colour value I<n>, where 0-7 608Use the specified colour for the colour value I<n>, where 0-7
426corresponds to low-intensity (normal) colours and 8-15 corresponds to 609corresponds to low-intensity (normal) colours and 8-15 corresponds to
427high-intensity (bold = bright foreground, blink = bright background) 610high-intensity (bold = bright foreground, blink = bright background)
428colours. The canonical names are as follows: 0=black, 1=red, 2=green, 611colours. The canonical names are as follows: 0=black, 1=red, 2=green,
4293=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6123=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
430names used are listed in the B<COLORS AND GRAPHICS> section. 613names used are listed in the B<COLOURS AND GRAPHICS> section.
431 614
432Colours higher than 15 cannot be set using resources (yet), but can be 615Colours higher than 15 cannot be set using resources (yet), but can be
433changed using an escape command (see @@RXVT_NAME@@(7)). 616changed using an escape command (see @@RXVT_NAME@@(7)).
434 617
435Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 618Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
446=item B<colorUL:> I<colour> 629=item B<colorUL:> I<colour>
447 630
448Use the specified colour to display underlined characters when the 631Use the specified colour to display underlined characters when the
449foreground colour is the default. 632foreground colour is the default.
450 633
451=item B<colorRV:> I<colour>
452
453Use the specified colour as the background for reverse video
454characters.
455
456=item B<underlineColor:> I<colour> 634=item B<underlineColor:> I<colour>
457 635
458If set, use the specified colour as the colour for the underline 636If set, use the specified colour as the colour for the underline
459itself. If unset, use the foreground colour. 637itself. If unset, use the foreground colour.
638
639=item B<highlightColor:> I<colour>
640
641If set, use the specified colour as the background for highlighted
642characters. If unset, use reverse video.
643
644=item B<highlightTextColor:> I<colour>
645
646If set and highlightColor is set, use the specified colour as the
647foreground for highlighted characters.
460 648
461=item B<cursorColor:> I<colour> 649=item B<cursorColor:> I<colour>
462 650
463Use the specified colour for the cursor. The default is to use the 651Use the specified colour for the cursor. The default is to use the
464foreground colour; option B<-cr>. 652foreground colour; option B<-cr>.
471 659
472=item B<reverseVideo:> I<boolean> 660=item B<reverseVideo:> I<boolean>
473 661
474B<True>: simulate reverse video by foreground and background colours; 662B<True>: simulate reverse video by foreground and background colours;
475option B<-rv>. B<False>: regular screen colours [default]; option 663option B<-rv>. B<False>: regular screen colours [default]; option
476B<+rv>. See note in B<COLORS AND GRAPHICS> section. 664B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
477 665
478=item B<jumpScroll:> I<boolean> 666=item B<jumpScroll:> I<boolean>
479 667
480B<True>: specify that jump scrolling should be used. When scrolling 668B<True>: specify that jump scrolling should be used. When receiving lots
481quickly, fewer screen updates are performed [default]; option B<-j>. 669of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
670has been read, resulting in fewer updates while still displaying every
671received line; option B<-j>.
672
482B<False>: specify that smooth scrolling should be used; option B<+j>. 673B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
674force a screen refresh on each new line it received; option B<+j>.
483 675
484=item B<inheritPixmap:> I<boolean> 676=item B<skipScroll:> I<boolean>
485 677
486B<True>: make the background inherit the parent windows' pixmap, giving 678B<True>: (the default) specify that skip scrolling should be used. When
487artificial transparency. B<False>: do not inherit the parent windows' 679receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
488pixmap. 680(around 60 times per second), resulting in far fewer updates. This can
681result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
682option B<-ss>.
683
684B<False>: specify that everything is to be displayed, even
685if the refresh is too fast for the human eye to read anything (or the
686monitor to display anything); option B<+ss>.
687
688=item B<transparent:> I<boolean>
689
690Turn on/off pseudo-transparency by using the root pixmap as background.
691
692B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
693future versions.
489 694
490=item B<fading:> I<number> 695=item B<fading:> I<number>
491 696
492Fade the text by the given percentage when focus is lost. 697Fade the text by the given percentage when focus is lost; option B<-fade>.
698
699=item B<fadeColor:> I<colour>
700
701Fade to this colour, when fading is used (see B<fading:>). The default
702colour is black; option B<-fadecolor>.
493 703
494=item B<tintColor:> I<colour> 704=item B<tintColor:> I<colour>
495 705
496Tint the transparent background pixmap with the given colour. 706Tint the transparent background with the given colour. If the RENDER
707extension is not available only black, red, green, yellow, blue,
708magenta, cyan and white tints can be performed server-side. Note that
709a black tint yields a completely black image while a white tint yields
710the image unchanged; option B<-tint>.
497 711
498=item B<shading:> I<number> 712=item B<shading:> I<number>
499 713
500Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 714Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
501image in addition to tinting it. 715A value of 100 means no shading; option B<-sh>.
716
717=item B<blurRadius:> I<number>
718
719Apply gaussian blur with the specified radius to the transparent
720background; option B<-blr>.
721
722=item B<iconFile:> I<file>
723
724Set the application icon pixmap; option B<-icon>.
502 725
503=item B<scrollColor:> I<colour> 726=item B<scrollColor:> I<colour>
504 727
505Use the specified colour for the scrollbar [default #B2B2B2]. 728Use the specified colour for the scrollbar [default #B2B2B2].
506 729
507=item B<troughColor:> I<colour> 730=item B<troughColor:> I<colour>
508 731
509Use the specified colour for the scrollbar's trough area [default 732Use the specified colour for the scrollbar's trough area [default
510#969696]. Only relevant for normal (non XTerm/NeXT) scrollbar. 733#969696]. Only relevant for rxvt (non XTerm/NeXT) scrollbar.
511 734
512=item B<borderColor:> I<colour> 735=item B<borderColor:> I<colour>
513 736
514The colour of the border around the text area and between the scrollbar 737The colour of the border around the text area and between the scrollbar
515and the text. 738and the text.
516 739
517=item B<backgroundPixmap:> I<file[;geom]> 740=item B<backgroundPixmap:> I<file[;oplist]>
518 741
519Use the specified XPM file (note the `.xpm' extension is optional) for 742Use the specified image file for the background and also
520the background and also optionally specify its scaling with a geometry 743optionally specify a colon separated list of operations to modify it.
521string B<WxH+X+Y>, in which B<"W" / "H"> specify the 744Supported operations are:
522horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image
523centre (percent). A scale of 0 displays the image with tiling. A scale
524of 1 displays the image without any scaling. A scale of 2 to 9
525specifies an integer number of images in that direction. No image will
526be magnified beyond 10 times its original size. The maximum permitted
527scale is 1000. [default 0x0+50+50]
528 745
529=item B<menu:> I<file[;tag]> 746=over 4
530 747
531Read in the specified menu file (note the `.menu' extension is 748=item B<WxH+X+Y>
532optional) and also optionally specify a starting tag to find. See the 749
533reference documentation for details on the syntax for the menuBar. 750sets scale and position. B<"W" / "H"> specify the horizontal/vertical
751scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
752scale of 0 disables scaling.
753
754=item B<op=tile>
755
756enables tiling
757
758=item B<op=keep-aspect>
759
760maintain the image aspect ratio when scaling
761
762=item B<op=root-align>
763
764use the position of the terminal window relative to the root window as
765the image offset, simulating a root window background
766
767=back
768
769The default scale and position setting is C<100x100+50+50>.
770Alternatively, a predefined set of templates can be used to achieve
771the most common setups:
772
773=over 4
774
775=item B<style=tiled>
776
777the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
778
779=item B<style=aspect-stretched>
780
781the image is scaled to fill the whole window maintaining the aspect
782ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
783
784=item B<style=stretched>
785
786the image is scaled to fill the whole window. Equivalent to 100x100
787
788=item B<style=centered>
789
790the image is centered with no scaling. Equivalent to 0x0+50+50
791
792=item B<style=root-tiled>
793
794the image is tiled with no scaling and using 'root' positioning.
795Equivalent to 0x0:op=tile:op=root-align
796
797=back
798
799If multiple templates are specified the last one wins. Note that a
800template overrides all the scale, position and operations settings.
801
802If used in conjunction with B<-tr> option, the specified pixmap will be
803blended over the transparent background using alpha-blending.
534 804
535=item B<path:> I<path> 805=item B<path:> I<path>
536 806
537Specify the colon-delimited search path for finding files (XPM and 807Specify the colon-delimited search path for finding background image files.
538menus), in addition to the paths specified by the B<RXVTPATH> and
539B<PATH> environment variables.
540 808
541=item B<font:> I<fontlist> 809=item B<font:> I<fontlist>
542 810
543Select the fonts to be used. This is a comma separated list of font 811Select the fonts to be used. This is a comma separated list of font names
544names that are used in turn when trying to display Unicode characters. 812that are checked in order when trying to find glyphs for characters. The
545The first font defines the cell size for characters; other fonts might 813first font defines the cell size for characters; other fonts might be
546be smaller, but not larger. A reasonable default font list is always 814smaller, but not (in general) larger. A (hopefully) reasonable default
547appended to it. option B<-fn>. 815font list is always appended to it; option B<-fn>.
548 816
549Each font can either be a standard X11 core font (XLFD) name, with 817Each font can either be a standard X11 core font (XLFD) name, with
550optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>. 818optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
551 819
552In addition, each font can be prefixed with additional hints and 820In addition, each font can be prefixed with additional hints and
554hint currently is C<codeset=codeset-name>, and this is only used for Xft 822hint currently is C<codeset=codeset-name>, and this is only used for Xft
555fonts. 823fonts.
556 824
557For example, this font resource 825For example, this font resource
558 826
559 URxvt*font: 9x15bold,\ 827 URxvt.font: 9x15bold,\
560 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 828 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
561 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \ 829 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
562 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 830 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
563 xft:Code2000:antialias=false 831 xft:Code2000:antialias=false
564 832
567it is named first) and thus defines the character cell grid to be 9 pixels 835it is named first) and thus defines the character cell grid to be 9 pixels
568wide and 15 pixels high. 836wide and 15 pixels high.
569 837
570The second font is just used to add additional unicode characters not in 838The second font is just used to add additional unicode characters not in
571the base font, likewise the third, which is unfortunately non-bold, but 839the base font, likewise the third, which is unfortunately non-bold, but
572the bold version of the font does contain less characters, so this is a 840the bold version of the font does contain fewer characters, so this is a
573useful supplement. 841useful supplement.
574 842
575The third font is an Xft font with aliasing turned off, and the characters 843The third font is an Xft font with aliasing turned off, and the characters
576are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 844are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
577contains other characters, but we are not interested in them. 845contains other characters, but we are not interested in them.
598not possible, replacement fonts of the desired shape will be tried. 866not possible, replacement fonts of the desired shape will be tried.
599 867
600If set, but empty, then this specific style is disabled and the normal 868If set, but empty, then this specific style is disabled and the normal
601text font will being used for the given style. 869text font will being used for the given style.
602 870
603=item B<selectstyle:> I<mode> 871=item B<intensityStyles:> I<boolean>
604 872
605Set mouse selection style to B<old> which is 2.20, B<oldword> which is 873When font styles are not enabled, or this option is enabled (B<True>,
606xterm style with 2.20 old word selection, or anything else which gives 874option B<-is>, the default), bold/blink font styles imply high
607xterm style selection. 875intensity foreground/background colours. Disabling this option (B<False>,
608 876option B<+is>) disables this behaviour, the high intensity colours are not
609=item B<scrollstyle:> I<mode> 877reachable.
610
611Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
612the author's favourite..
613 878
614=item B<title:> I<string> 879=item B<title:> I<string>
615 880
616Set window title string, the default title is the command-line 881Set window title string, the default title is the command-line
617specified after the B<-e> option, if any, otherwise the application 882specified after the B<-e> option, if any, otherwise the application
626=item B<mapAlert:> I<boolean> 891=item B<mapAlert:> I<boolean>
627 892
628B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 893B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
629de-iconify (map) on receipt of a bell character [default]. 894de-iconify (map) on receipt of a bell character [default].
630 895
896=item B<urgentOnBell:> I<boolean>
897
898B<True>: set the urgency hint for the wm on receipt of a bell character.
899B<False>: do not set the urgency hint [default].
900
901@@RXVT_NAME@@ resets the urgency hint on every focus change.
902
631=item B<visualBell:> I<boolean> 903=item B<visualBell:> I<boolean>
632 904
633B<True>: use visual bell on receipt of a bell character; option B<-vb>. 905B<True>: use visual bell on receipt of a bell character; option B<-vb>.
634B<False>: no visual bell [default]; option B<+vb>. 906B<False>: no visual bell [default]; option B<+vb>.
635 907
649 921
650Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use 922Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use
651B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or 923B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or
652B<Shift-Print> to include the scrollback as well. 924B<Shift-Print> to include the scrollback as well.
653 925
926The string will be interpreted as if typed into the shell as-is.
927
928Example:
929
930 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
931
932This creates a new file in your home directory with the screen contents
933every time you hit C<Print>.
934
935=item B<scrollstyle:> I<mode>
936
937Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
938the author's favourite.
939
940=item B<thickness:> I<number>
941
942Set the scrollbar width in pixels.
943
654=item B<scrollBar:> I<boolean> 944=item B<scrollBar:> I<boolean>
655 945
656B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 946B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
657disable the scrollbar; option B<+sb>. 947disable the scrollbar; option B<+sb>.
658 948
677B<False>: do not scroll to bottom when tty receives output; option 967B<False>: do not scroll to bottom when tty receives output; option
678B<+si>. 968B<+si>.
679 969
680=item B<scrollWithBuffer:> I<boolean> 970=item B<scrollWithBuffer:> I<boolean>
681 971
682B<True>: scroll with scrollback buffer when tty receives new lines (and 972B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
683B<scrollTtyOutput> is False); option B<+sw>. B<False>: do not scroll 973try to show the same lines) and B<scrollTtyOutput> is False; option
684with scrollback buffer when tty recieves new lines; option B<-sw>. 974B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
975new lines; option B<+sw>.
685 976
686=item B<scrollTtyKeypress:> I<boolean> 977=item B<scrollTtyKeypress:> I<boolean>
687 978
688B<True>: scroll to bottom when a non-special key is pressed. Special keys 979B<True>: scroll to bottom when a non-special key is pressed. Special keys
689are those which are intercepted by rxvt-unicode for special handling and 980are those which are intercepted by rxvt-unicode for special handling and
708=item B<borderLess:> I<boolean> 999=item B<borderLess:> I<boolean>
709 1000
710Set MWM hints to request a borderless window, i.e. if honoured by the 1001Set MWM hints to request a borderless window, i.e. if honoured by the
711WM, the rxvt-unicode window will not have window decorations; option B<-bl>. 1002WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
712 1003
1004=item B<skipBuiltinGlyphs:> I<boolean>
1005
1006Compile I<frills>: Disable the usage of the built-in block graphics/line
1007drawing characters and just rely on what the specified fonts provide. Use
1008this if you have a good font and want to use its block graphic glyphs;
1009option B<-sbg>.
1010
713=item B<termName:> I<termname> 1011=item B<termName:> I<termname>
714 1012
715Specifies the terminal type name to be set in the B<TERM> environment 1013Specifies the terminal type name to be set in the B<TERM> environment
716variable; option B<-tn>. 1014variable; option B<-tn>.
717 1015
718=item B<linespace:> I<number> 1016=item B<lineSpace:> I<number>
719 1017
720Specifies number of lines (pixel height) to insert between each row of 1018Specifies number of lines (pixel height) to insert between each row of
721the display [default 0]; option B<-lsp>. 1019the display [default 0]; option B<-lsp>.
722 1020
723=item B<meta8:> I<boolean> 1021=item B<meta8:> I<boolean>
737 1035
738=item B<cursorBlink:> I<boolean> 1036=item B<cursorBlink:> I<boolean>
739 1037
740B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1038B<True>: blink the cursor. B<False>: do not blink the cursor [default];
741option B<-bc>. 1039option B<-bc>.
1040
1041=item B<cursorUnderline:> I<boolean>
1042
1043B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1044option B<-uc>.
742 1045
743=item B<pointerBlank:> I<boolean> 1046=item B<pointerBlank:> I<boolean>
744 1047
745B<True>: blank the pointer when a key is pressed or after a set number 1048B<True>: blank the pointer when a key is pressed or after a set number
746of seconds of inactivity. B<False>: the pointer is always visible 1049of seconds of inactivity. B<False>: the pointer is always visible
754 1057
755Mouse pointer background colour. 1058Mouse pointer background colour.
756 1059
757=item B<pointerBlankDelay:> I<number> 1060=item B<pointerBlankDelay:> I<number>
758 1061
759Specifies number of seconds before blanking the pointer [default 2]. 1062Specifies number of seconds before blanking the pointer [default 2]. Use a
1063large number (e.g. C<987654321>) to effectively disable the timeout.
760 1064
761=item B<backspacekey:> I<string> 1065=item B<backspacekey:> I<string>
762 1066
763The string to send when the backspace key is pressed. If set to B<DEC> 1067The string to send when the backspace key is pressed. If set to B<DEC>
764or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1068or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
765(code 8) - which can be reversed with the appropriate DEC private mode 1069(code 8) - which can be reversed with the appropriate DEC private mode
766escape sequence. 1070escape sequence.
767 1071
768=item B<deletekey:> I<string> 1072=item B<deletekey:> I<string>
769 1073
771pressed. If unset it will send the sequence traditionally associated 1075pressed. If unset it will send the sequence traditionally associated
772with the B<Execute> key. 1076with the B<Execute> key.
773 1077
774=item B<cutchars:> I<string> 1078=item B<cutchars:> I<string>
775 1079
776The characters used as delimiters for double-click word selection. The 1080The characters used as delimiters for double-click word selection
777built-in default: 1081(whitespace delimiting is added automatically if resource is given).
778 1082
1083When the perl selection extension is in use (the default if compiled
1084in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1085characters will be created (if the resource exists, otherwise, no regex
1086will be created). In this mode, characters outside ISO-8859-1 can be used.
1087
1088When the selection extension is not used, only ISO-8859-1 characters can
1089be used. If not specified, the built-in default is used:
1090
779B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1091B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
780 1092
781=item B<preeditType:> I<style> 1093=item B<preeditType:> I<style>
782 1094
783B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1095B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
784 1096
789=item B<imLocale:> I<name> 1101=item B<imLocale:> I<name>
790 1102
791The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1103The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
792C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the 1104C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
793input extension to be able to input japanese characters while staying in 1105input extension to be able to input japanese characters while staying in
794another locale. option B<-imlocale>. 1106another locale; option B<-imlocale>.
795 1107
796=item B<imFont:> I<fontset> 1108=item B<imFont:> I<fontset>
797 1109
798Specify the font-set used for XIM styles C<OverTheSpot> or 1110Specify the font-set used for XIM styles C<OverTheSpot> or
799C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1111C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
804 1116
805=item B<tripleclickwords:> I<boolean> 1117=item B<tripleclickwords:> I<boolean>
806 1118
807Change the meaning of triple-click selection with the left mouse 1119Change the meaning of triple-click selection with the left mouse
808button. Instead of selecting a full line it will extend the selection to 1120button. Instead of selecting a full line it will extend the selection to
809the end of the logical line only. option B<-tcw>. 1121the end of the logical line only; option B<-tcw>.
810 1122
811=item B<insecure:> I<boolean> 1123=item B<insecure:> I<boolean>
812 1124
813Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1125Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
814echo arbitrary strings like the icon name or the locale. This could be 1126echo arbitrary strings like the icon name or the locale. This could be
815abused if somebody gets 8-bit-clean access to your display, whether 1127abused if somebody gets 8-bit-clean access to your display, whether
816throuh a mail client displaying mail bodies unfiltered or though 1128through a mail client displaying mail bodies unfiltered or through
817write(1). Therefore, these sequences are disabled by default. (Note 1129write(1) or any other means. Therefore, these sequences are disabled by
818that other terminals, including xterm, have these sequences 1130default. (Note that many other terminals, including xterm, have these
819enabled by default). You can enable them by setting this boolean 1131sequences enabled by default, which doesn't make it safer, though).
820resource or specifying B<-insecure> as an option. At the moment, this 1132
821enabled display-answer, locale, findfont, icon label and window title 1133You can enable them by setting this boolean resource or specifying
822requests as well as dynamic menubar dispatch. 1134B<-insecure> as an option. At the moment, this enables display-answer,
1135locale, findfont, icon label and window title requests.
823 1136
824=item B<modifier:> I<modifier> 1137=item B<modifier:> I<modifier>
825 1138
826Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1139Set the key to be interpreted as the Meta key to: B<alt>, B<meta>,
827B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option 1140B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
831 1144
832Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1145Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
833character is passed through. It may contain escape values as described 1146character is passed through. It may contain escape values as described
834in the entry on B<keysym> following. 1147in the entry on B<keysym> following.
835 1148
836=item B<secondaryScreen:> I<bool> 1149=item B<secondaryScreen:> I<boolean>
837 1150
838Turn on/off secondary screen (default enabled). 1151Turn on/off secondary screen (default enabled).
839 1152
840=item B<secondaryScroll:> I<bool> 1153=item B<secondaryScroll:> I<boolean>
841 1154
842Turn on/off secondary screen scroll (default enabled). If the this 1155Turn on/off secondary screen scroll (default enabled). If this
843option is enabled, scrolls on the secondary screen will change the 1156option is enabled, scrolls on the secondary screen will change the
844scrollback buffer and switching to/from the secondary screen will 1157scrollback buffer and, when secondaryScreen is off, switching
845instead scroll the screen up. 1158to/from the secondary screen will instead scroll the screen up.
1159
1160=item B<hold>: I<boolean>
1161
1162Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1163will not immediately destroy its window when the program executed within
1164it exits. Instead, it will wait till it is being killed or closed by the
1165user.
1166
1167=item B<chdir>: I<path>
1168
1169Sets the working directory for the shell (or the command specified via
1170B<-e>). The I<path> must be an absolute path and it must exist for
1171@@RXVT_NAME@@ to start. If it isn't specified then the current working
1172directory will be used; option B<-cd>.
846 1173
847=item B<keysym.>I<sym>: I<string> 1174=item B<keysym.>I<sym>: I<string>
848 1175
849Compile I<frills>: Associate I<string> with keysym I<sym>. The 1176Compile I<frills>: Associate I<string> with keysym I<sym>. The
850intervening resource name B<keysym.> cannot be omitted. 1177intervening resource name B<keysym.> cannot be omitted.
864searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1191searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
865omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1192omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
866keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1193keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
867performed in an exact manner; however, the closest match is assured. 1194performed in an exact manner; however, the closest match is assured.
868 1195
869I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1196I<string> may contain escape values (C<\n>: newline, C<\000>: octal
870C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1197number), see RESOURCES in C<man 7 X> for further details.
871C<\000>: octal number) or verbatim control characters (C<^?>: delete,
872C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
873can start or end with whitespace.
874 1198
875Please note that you need to double the C<\> when using
876C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
877use C<\033> instead of C<\e> (and so on), which will work with both Xt and
878@@RXVT_NAME@@'s own processing).
879
880You can define a range of keysyms in one shot by providing a I<string> 1199You can define a range of keysyms in one shot by
1200loading the C<keysym-list> perl extension and providing a I<string>
881with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1201with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
882should be a character not used by the strings. 1202should be a character not used by the strings.
883 1203
884Its usage can be demonstrated by an example: 1204Its usage can be demonstrated by an example:
885 1205
886 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1206 URxvt.keysym.M-C-0x61: list|\033<|abc|>
887 1207
888The above line is equivalent to the following three lines: 1208The above line is equivalent to the following three lines:
889 1209
890 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1210 URxvt.keysym.Meta-Control-0x61: \033<a>
891 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1211 URxvt.keysym.Meta-Control-0x62: \033<b>
892 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1212 URxvt.keysym.Meta-Control-0x63: \033<c>
893 1213
894If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1214If I<string> takes the form of C<command:STRING>, the specified B<STRING>
895is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1215is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
896example the following means "change the current locale to C<zh_CN.GBK> 1216example the following means "change the current locale to C<zh_CN.GBK>
897when Control-Meta-c is being pressed": 1217when Control-Meta-c is being pressed":
898 1218
899 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1219 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
900 1220
1221If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1222is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1223manpage. For example, the F<selection> extension (activated via
1224C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1225
1226 URxvt.keysym.M-C-c: perl:selection:rot13
1227
1228Due the the large number of modifier combinations, a defined key mapping
1229will match if I<at least> the specified identifiers are being set, and
1230no other key mappings with those and more bits are being defined. That
1231means that defining a key map for C<a> will automatically provide
1232definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1233mappings themselves.
1234
1235Unfortunately, this will override built-in key mappings. For example
1236if you overwrite the C<Insert> key you will disable @@RXVT_NAME@@'s
1237C<Shift-Insert> mapping. To re-enable that, you can poke "holes" into the
1238user-defined keymap using the C<builtin:> replacement:
1239
1240 URxvt.keysym.Insert: <my insert key sequence>
1241 URxvt.keysym.S-Insert: builtin:
1242
1243The first line defines a mapping for C<Insert> and I<any> combination
1244of modifiers. The second line re-establishes the default mapping for
1245C<Shift-Insert>.
1246
901The following example will map Control-Meta-1 and Control-Meta-2 to 1247The following example will map Control-Meta-1 and Control-Meta-2 to
902the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited 1248the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
903font-switching at runtime: 1249font-switching at runtime:
904 1250
905 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007 1251 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007
908Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1254Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
909info): 1255info):
910 1256
911 URxvt.keysym.M-C-3: command:\033[8;25;80t 1257 URxvt.keysym.M-C-3: command:\033[8;25;80t
912 URxvt.keysym.M-C-4: command:\033[8;48;110t 1258 URxvt.keysym.M-C-4: command:\033[8;48;110t
1259
1260=item B<perl-ext-common>: I<string>
1261
1262=item B<perl-ext>: I<string>
1263
1264Comma-separated list(s) of perl extension scripts (default: C<default>) to
1265use in this terminal instance; option B<-pe>.
1266
1267Extension names can be prefixed with a C<-> sign to prohibit using
1268them. This can be useful to selectively disable some extensions loaded
1269by default, or specified via the C<perl-ext-common> resource. For
1270example, C<default,-selection> will use all the default extension except
1271C<selection>.
1272
1273Extension names can also be followed by an argument in angle brackets
1274(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1275searchable scrollback to Alt/Meta-s). Mentioning the same extension
1276multiple times with different arguments will pass multiple arguments to
1277the extension.
1278
1279Each extension is looked up in the library directories, loaded if
1280necessary, and bound to the current terminal instance.
1281
1282If both of these resources are the empty string, then the perl
1283interpreter will not be initialized. The idea behind two options is that
1284B<perl-ext-common> will be used for extensions that should be available to
1285all instances, while B<perl-ext> is used for specific instances.
1286
1287=item B<perl-eval>: I<string>
1288
1289Perl code to be evaluated when all extensions have been registered. See
1290the @@RXVT_NAME@@perl(3) manpage.
1291
1292=item B<perl-lib>: I<path>
1293
1294Colon-separated list of additional directories that hold extension
1295scripts. When looking for perl extensions, @@RXVT_NAME@@ will first look
1296in these directories, then in C<$URXVT_PERL_LIB>, F<$HOME/.urxvt/ext> and
1297lastly in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1298
1299See the @@RXVT_NAME@@perl(3) manpage.
1300
1301=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1302
1303Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1304details.
1305
1306=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1307
1308Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1309for details.
1310
1311=item B<searchable-scrollback:> I<keysym>
1312
1313Sets the hotkey that starts the incremental scrollback buffer search
1314(default: C<M-s>).
1315
1316=item B<urlLauncher>: I<string>
1317
1318Specifies the program to be started with a URL argument. Used by the
1319C<selection-popup> and C<matcher> perl extensions.
1320
1321=item B<transient-for>: I<windowid>
1322
1323Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1324
1325=item B<override-redirect>: I<boolean>
1326
1327Compile I<frills>: Sets override-redirect for the terminal window, making
1328it almost invisible to window managers; option B<-override-redirect>.
1329
1330=item B<iso14755:> I<boolean>
1331
1332Turn on/off ISO 14755 (default enabled).
1333
1334=item B<iso14755_52:> I<boolean>
1335
1336Turn on/off ISO 14755 5.2 mode (default enabled).
913 1337
914=back 1338=back
915 1339
916=head1 THE SCROLLBAR 1340=head1 THE SCROLLBAR
917 1341
931the normal text selection/insertion, hold either the Shift or the Meta 1355the normal text selection/insertion, hold either the Shift or the Meta
932(Alt) key while performing the desired mouse action. 1356(Alt) key while performing the desired mouse action.
933 1357
934If mouse reporting mode is active, the normal scrollbar actions are 1358If mouse reporting mode is active, the normal scrollbar actions are
935disabled -- on the assumption that we are using a fullscreen 1359disabled -- on the assumption that we are using a fullscreen
936application. Instead, pressing Button1 and Button3 sends B<ESC[6~> 1360application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
937(Next) and B<ESC[5~> (Prior), respectively. Similarly, clicking on the 1361(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
938up and down arrows sends B<ESC[A> (Up) and B<ESC[B> (Down), 1362up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
939respectively. 1363respectively.
940 1364
941=head1 TEXT SELECTION AND INSERTION 1365=head1 THE SELECTION: SELECTING AND PASTING TEXT
942 1366
943The behaviour of text selection and insertion mechanism is similar to 1367The behaviour of text selection and insertion/pasting mechanism is similar
944I<xterm>(1). 1368to I<xterm>(1).
945 1369
946=over 4 1370=over 4
947 1371
948=item B<Selection>: 1372=item B<Selecting>:
949 1373
950Left click at the beginning of the region, drag to the end of the region 1374Left click at the beginning of the region, drag to the end of the region
951and release; Right click to extend the marked region; Left double-click 1375and release; Right click to extend the marked region; Left double-click
952to select a word; Left triple-click to select the entire logical line 1376to select a word; Left triple-click to select the entire logical line
953(which can span multiple screen lines), unless modified by resource 1377(which can span multiple screen lines), unless modified by resource
954B<tripleclickwords>. 1378B<tripleclickwords>.
955 1379
956Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1380Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
957(Compile: I<frills>) will create a rectangular selection instead of a normal 1381(Compile: I<frills>) will create a rectangular selection instead of a
958one. 1382normal one. In this mode, every selected row becomes its own line in the
1383selection, and trailing whitespace is visually underlined and removed from
1384the selection.
959 1385
960=item B<Insertion>: 1386=item B<Pasting>:
961 1387
962Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1388Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
963an B<@@RXVT_NAME@@> window causes the current text selection to be 1389window causes the value of the PRIMARY selection (or CLIPBOARD with the
964inserted as if it had been typed on the keyboard. 1390B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1391
1392Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1393inserted too.
965 1394
966=back 1395=back
967 1396
968=head1 CHANGING FONTS 1397=head1 CHANGING FONTS
969 1398
970Changing fonts (or font sizes, respectively) via the keypad is not yet 1399Changing fonts (or font sizes, respectively) via the keypad is not yet
971supported in rxvt-unicode. Bug me if you need this. 1400supported in rxvt-unicode. Bug me if you need this.
972 1401
973You can, however, switch fonts at runtime using escape sequences (and 1402You can, however, switch fonts at runtime using escape sequences, e.g.:
974therefore using the menubar), e.g.:
975 1403
976 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1404 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1405
1406You can use keyboard shortcuts, too:
1407
1408 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1409 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
977 1410
978rxvt-unicode will automatically re-apply these fonts to the output so far. 1411rxvt-unicode will automatically re-apply these fonts to the output so far.
979 1412
980=head1 ISO 14755 SUPPORT 1413=head1 ISO 14755 SUPPORT
981 1414
982ISO 14755 is a standard for entering and viewing unicode characters 1415ISO 14755 is a standard for entering and viewing unicode characters
983and character codes using the keyboard. It consists of 4 parts. The 1416and character codes using the keyboard. It consists of 4 parts. The
984first part is available rxvt-unicode has been compiled with 1417first part is available if rxvt-unicode has been compiled with
985C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1418C<--enable-frills>, the rest is available when rxvt-unicode was compiled
986with C<--enable-iso14755>. 1419with C<--enable-iso14755>.
987 1420
988=over 4 1421=over 4
989 1422
1009This mode lets you input characters representing the keycap symbols of 1442This mode lets you input characters representing the keycap symbols of
1010your keyboard, if representable in the current locale encoding. 1443your keyboard, if representable in the current locale encoding.
1011 1444
1012Start by pressing C<Control> and C<Shift> together, then releasing 1445Start by pressing C<Control> and C<Shift> together, then releasing
1013them. The next special key (cursor keys, home etc.) you enter will not 1446them. The next special key (cursor keys, home etc.) you enter will not
1014invoke it's usual function but instead will insert the corresponding 1447invoke its usual function but instead will insert the corresponding
1015keycap symbol. The symbol will only be entered when the key has been 1448keycap symbol. The symbol will only be entered when the key has been
1016released, otherwise pressing e.g. C<Shift> would enter the symbol for 1449released, otherwise pressing e.g. C<Shift> would enter the symbol for
1017C<ISO Level 2 Switch>, although your intention might have been to enter a 1450C<ISO Level 2 Switch>, although your intention might have been to enter a
1018reverse tab (Shift-Tab). 1451reverse tab (Shift-Tab).
1019 1452
1047B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1480B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1048it can be seen via the I<who(1)> command, and can accept messages. To 1481it can be seen via the I<who(1)> command, and can accept messages. To
1049allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1482allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1050on some systems or setgid to root or to some other group on others. 1483on some systems or setgid to root or to some other group on others.
1051 1484
1052=head1 COLORS AND GRAPHICS 1485=head1 COLOURS AND GRAPHICS
1053 1486
1054In addition to the default foreground and background colours, 1487In addition to the default foreground and background colours,
1055B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1488B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1056high-intensity bold/blink versions of the same). Here is a list of the 1489high-intensity (potentially bold/blink) versions of the same, and 72 (or
1057colours with their B<rgb.txt> names. 1490240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1491cube plus a 8 (24) colour greyscale ramp.
1492
1493Here is a list of the ANSI colours with their names.
1058 1494
1059=begin table 1495=begin table
1060 1496
1061 B<color0> (black) = Black 1497 B<color0> (black) = Black
1062 B<color1> (red) = Red3 1498 B<color1> (red) = Red3
1082It is also possible to specify the colour values of B<foreground>, 1518It is also possible to specify the colour values of B<foreground>,
1083B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1519B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1084a number 0-15, as a convenient shorthand to reference the colour name of 1520a number 0-15, as a convenient shorthand to reference the colour name of
1085color0-color15. 1521color0-color15.
1086 1522
1523The following text gives values for the standard 88 colour mode (and
1524values for the 256 colour mode in parentheses).
1525
1526The RGB cube uses indices 16..79 (16..231) using the following formulas:
1527
1528 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1529 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1530
1531The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1532steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1533the RGB cube.
1534
1535Together, all those colours implement the 88 (256) colour xterm
1536colours. Only the first 16 can be changed using resources currently, the
1537rest can only be changed via command sequences ("escape codes").
1538
1539Applications are advised to use terminfo or command sequences to discover
1540number and RGB values of all colours (yes, you can query this...).
1541
1087Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1542Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1088always swapping the foreground/background colours. This is in contrast to 1543always swapping the foreground/background colours. This is in contrast to
1089I<xterm>(1) where the colours are only swapped if they have not otherwise 1544I<xterm>(1) where the colours are only swapped if they have not otherwise
1090been specified. For example, 1545been specified. For example,
1091 1546
1547 @@RXVT_NAME@@ -fg Black -bg White -rv
1548
1549would yield White on Black, while on I<xterm>(1) it would yield Black on
1550White.
1551
1552=head2 ALPHA CHANNEL SUPPORT
1553
1554If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1555their act together, rxvt-unicode will do its own alpha channel management:
1556
1557You can prefix any colour with an opaqueness percentage enclosed in
1558brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1559(0-100) that specifies the opacity of the colour, where C<0> is completely
1560transparent and C<100> is completely opaque. For example, C<[50]red> is a
1561half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1562is the recommended format to specify transparency values, and works with
1563all ways to specify a colour.
1564
1565For complete control, rxvt-unicode also supports
1566C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1567specifications, where the additional C<aaaa> component specifies opacity
1568(alpha) values. The minimum value of C<0000> is completely transparent,
1569while C<ffff> is completely opaque). The two example colours from
1570earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1571C<rgba:0000/ff00/0000/f332>.
1572
1573You probably need to specify B<"-depth 32">, too, to force a visual with
1574alpha channels, and have the luck that your X-server uses ARGB pixel
1575layout, as X is far from just supporting ARGB visuals out of the box, and
1576rxvt-unicode just fudges around.
1577
1578For example, the following selects an almost completely transparent black
1579background, and an almost opaque pink foreground:
1580
1581 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1582
1583When not using a background image, then the interpretation of the
1584alpha channel is up to your compositing manager (most interpret it as
1585transparency of course).
1586
1587When using a background pixmap or pseudo-transparency, then the background
1588colour will always behave as if it were completely transparent (so the
1589background image shows instead), regardless of how it was specified, while
1590other colours will either be transparent as specified (the background
1591image will show through) on servers supporting the RENDER extension, or
1592fully opaque on servers not supporting the RENDER EXTENSION.
1593
1594Please note that due to bugs in Xft, specifying alpha values might result
1595in garbage being displayed when the X-server does not support the RENDER
1596extension.
1597
1598=head1 ENVIRONMENT
1599
1600B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1601
1092=over 4 1602=over 4
1093 1603
1094=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1604=item B<TERM>
1095 1605
1096would yield White on Black, while on I<xterm>(1) it would yield Black 1606Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1097on White. 1607resources or on the command line.
1608
1609=item B<COLORTERM>
1610
1611Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1612compiled with background image support, and optionally with the added
1613extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1614screen.
1615
1616=item B<COLORFGBG>
1617
1618Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1619the colour code used as default foreground/text colour (or the string
1620C<default> to indicate that the default-colour escape sequence is to be
1621used), C<bg> is the colour code used as default background colour (or the
1622string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1623was compiled with background image support. Libraries like C<ncurses>
1624and C<slang> can (and do) use this information to optimize screen output.
1625
1626=item B<WINDOWID>
1627
1628Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1629window, which usually has subwindows for the scrollbar, the terminal
1630window and so on).
1631
1632=item B<TERMINFO>
1633
1634Set to the terminfo directory iff @@RXVT_NAME@@ was configured with
1635C<--with-terminfo=PATH>.
1636
1637=item B<DISPLAY>
1638
1639Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1640display in its child processes if C<-display> isn't used to override. It
1641defaults to C<:0> if it doesn't exist.
1642
1643=item B<SHELL>
1644
1645The shell to be used for command execution, defaults to C</bin/sh>.
1646
1647=item B<RXVT_SOCKET> [I<sic>]
1648
1649The unix domain socket path used by @@RXVT_NAME@@c(1) and
1650@@RXVT_NAME@@d(1).
1651
1652Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1653
1654=item B<URXVT_PERL_LIB>
1655
1656Additional F<:>-separated library search path for perl extensions. Will be
1657searched after B<-perl-lib> but before F<~/.urxvt/ext> and the system library
1658directory.
1659
1660=item B<URXVT_PERL_VERBOSITY>
1661
1662See L<@@RXVT_NAME@@perl>(3).
1663
1664=item B<HOME>
1665
1666Used to locate the default directory for the unix domain socket for
1667daemon communications and to locate various resource files (such as
1668C<.Xdefaults>)
1669
1670=item B<XAPPLRESDIR>
1671
1672Directory where application-specific X resource files are located.
1673
1674=item B<XENVIRONMENT>
1675
1676If set and accessible, gives the name of a X resource file to be loaded by
1677@@RXVT_NAME@@.
1098 1678
1099=back 1679=back
1100 1680
1101=head1 ENVIRONMENT
1102
1103B<@@RXVT_NAME@@> sets the environment variables B<TERM>, B<COLORTERM>
1104and B<COLORFGBG>. The environment variable B<WINDOWID> is set to the X
1105window id number of the B<@@RXVT_NAME@@> window and it also uses and
1106sets the environment variable B<DISPLAY> to specify which display
1107terminal to use. B<@@RXVT_NAME@@> uses the environment variables
1108B<RXVTPATH> and B<PATH> to find XPM files.
1109
1110=head1 FILES 1681=head1 FILES
1111 1682
1112=over 4 1683=over 4
1113 1684
1114=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1115 1686
1116Color names. 1687Colour names.
1117 1688
1118=back 1689=back
1119 1690
1120=head1 SEE ALSO 1691=head1 SEE ALSO
1121 1692
1122@@RXVT_NAME@@(7), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1693@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), @@RXVT_NAME@@perl(3), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1123
1124=head1 BUGS
1125
1126Check the BUGS file for an up-to-date list.
1127
1128Cursor change support is not yet implemented.
1129
1130Click-and-drag doesn't work with X11 mouse report overriding.
1131 1694
1132=head1 CURRENT PROJECT COORDINATOR 1695=head1 CURRENT PROJECT COORDINATOR
1133 1696
1134=over 4 1697=over 4
1135 1698
1136=item Project Coordinator 1699=item Project Coordinator
1137 1700
1138@@RXVT_MAINT@@ L<@@RXVT_MAINTEMAIL@@> 1701Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1139 1702
1140=item Web page maintainter 1703L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1141
1142@@RXVT_WEBMAINT@@ L<@@RXVT_WEBMAINTEMAIL@@>
1143
1144L<@@RXVT_WEBPAGE@@>
1145 1704
1146=back 1705=back
1147 1706
1148=head1 AUTHORS 1707=head1 AUTHORS
1149 1708
1171 1730
1172Project Coordinator (changes.txt 2.21a to 2.4.5) 1731Project Coordinator (changes.txt 2.21a to 2.4.5)
1173 1732
1174=item Geoff Wing L<< <gcw@pobox.com> >> 1733=item Geoff Wing L<< <gcw@pobox.com> >>
1175 1734
1176Rewrote screen display and text selection routines. Project Coordinator 1735Rewrote screen display and text selection routines.
1736
1177(changes.txt 2.4.6 - rxvt-unicode) 1737Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1178 1738
1179=item Marc Alexander Lehmann L<< <rxvt@schmorp.de> >> 1739=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1180 1740
1181Forked rxvt-unicode, rewrote most of the display code and internal 1741Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1182character handling to store text in unicode, improve xterm 1742extension, random hacks, numerous bugfixes and extensions.
1183compatibility and apply numerous other bugfixes and extensions.
1184 1743
1185Project Coordinator (Changes 1.0 -) 1744Project Coordinator (Changes 1.0 -)
1186 1745
1746=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1747
1748pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1749
1187=back 1750=back
1188 1751

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