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Revision 1.56 by root, Mon Feb 14 18:47:54 2005 UTC vs.
Revision 1.187 by sf-exg, Fri Oct 15 10:46:57 2010 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 illusion of a transparent window 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 pixmap with the given colour when
122transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 148transparency is enabled with B<-tr>. This only works for
149non-tiled backgrounds, currently. See also the B<-sh> option that can be
123option that can be used to brighten or darken the image in addition to 150used to brighten or darken the image in addition to tinting it.
124tinting it. 151Please note that certain tint colours can be applied on the server-side,
152thus yielding performance gain of two orders of magnitude. These colours are:
153blue, red, green, cyan, magenta, yellow, and those close to them. Also
154pure black and pure white colours essentially mean no tinting; resource
155I<tintColor>. Example:
125 156
126=item B<-sh> 157 @@RXVT_NAME@@ -tr -tint blue -sh 40
127 158
159=item B<-sh> I<number>
160
128I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 161Darken (0 .. 100) or lighten (100 .. 200) the transparent
129background image in addition to tinting it (i.e. B<-tint> must be 162background image in addition to (or instead of) tinting it;
130specified, too, e.g. C<-tint white>). 163resource I<shading>.
164
165=item B<-blt> I<string>
166
167Specify background blending type. If background pixmap is specified
168at the same time as transparency - such pixmap will be blended over
169transparency image, using method specified. Supported values are :
170B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
171B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
172B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
173alpha-blending. Compile I<afterimage>; resource I<blendType>.
174
175=item B<-blr> I<HxV>
176
177Apply Gaussian Blur with the specified radii to the transparent
178background image. If single number is specified - both vertical and
179horizontal radii are considered to be the same. Setting one of the
180radii to 1 and another to a large number creates interesting effects
181on some backgrounds. Maximum radius value is 128. Compile I<afterimage> or I<xft>;
182resource I<blurRadius>.
183
184=item B<-icon> I<file>
185
186Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
187is used by many window managers, taskbars and pagers to represent the
188application window; resource I<iconFile>.
131 189
132=item B<-bg> I<colour> 190=item B<-bg> I<colour>
133 191
134Window background colour; resource B<background>. 192Window background colour; resource B<background>.
135 193
136=item B<-fg> I<colour> 194=item B<-fg> I<colour>
137 195
138Window foreground colour; resource B<foreground>. 196Window foreground colour; resource B<foreground>.
139 197
140=item B<-pixmap> I<file[;geom]> 198=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
141 199
142Compile I<XPM>: Specify XPM file for the background and also optionally 200Compile 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 201optionally specify its scaling with a geometry string. Note you may need to
144add quotes to avoid special shell interpretation of the C<;> in the 202add quotes to avoid special shell interpretation of the C<;> in the
145command-line; resource B<backgroundPixmap>. 203command-line; for more details see resource B<backgroundPixmap>.
146 204
147=item B<-cr> I<colour> 205=item B<-cr> I<colour>
148 206
149The cursor colour; resource B<cursorColor>. 207The cursor colour; resource B<cursorColor>.
150 208
162resource B<borderColor>. 220resource B<borderColor>.
163 221
164=item B<-fn> I<fontlist> 222=item B<-fn> I<fontlist>
165 223
166Select the fonts to be used. This is a comma separated list of font names 224Select 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 225that are checked in order when trying to find glyphs for characters. The
168first font defines the cell size for characters; other fonts might be 226first font defines the cell size for characters; other fonts might be
169smaller, but not (in general) larger. A (hopefully) reasonable default 227smaller, but not (in general) larger. A (hopefully) reasonable default
170font list is always appended to it. See resource B<font> for more details. 228font list is always appended to it. See resource B<font> for more details.
171 229
172In short, to specify an X11 core font, just specify it's name or prefix it 230In 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:>, 231with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
174e.g.: 232e.g.:
175 233
176 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 234 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
177 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 235 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
179See also the question "How does rxvt-unicode choose fonts?" in the FAQ 237See also the question "How does rxvt-unicode choose fonts?" in the FAQ
180section of @@RXVT_NAME@@(7). 238section of @@RXVT_NAME@@(7).
181 239
182=item B<-fb> I<fontlist> 240=item B<-fb> I<fontlist>
183 241
184Compile font-styles: The bold font list to use when bold characters are to 242Compile I<font-styles>: The bold font list to use when B<bold> characters
185be printed. See resource B<boldFont> for details. 243are to be printed. See resource B<boldFont> for details.
186 244
187=item B<-fi> I<fontlist> 245=item B<-fi> I<fontlist>
188 246
189Compile font-styles: The italic font list to use when bold characters are to 247Compile I<font-styles>: The italic font list to use when I<italic>
190be printed. See resource B<italicFont> for details. 248characters are to be printed. See resource B<italicFont> for details.
191 249
192=item B<-fbi> I<fontlist> 250=item B<-fbi> I<fontlist>
193 251
194Compile font-styles: The bold italic font list to use when bold characters are to 252Compile I<font-styles>: The bold italic font list to use when B<< I<bold
195be printed. See resource B<boldItalicFont> for details. 253italic> >> characters are to be printed. See resource B<boldItalicFont>
254for details.
255
256=item B<-is>|B<+is>
257
258Compile I<font-styles>: Bold/Blink font styles imply high intensity
259foreground/background (default). See resource B<intensityStyles> for
260details.
196 261
197=item B<-name> I<name> 262=item B<-name> I<name>
198 263
199Specify the application name under which resources are to be obtained, 264Specify the application name under which resources are to be obtained,
200rather than the default executable file name. Name should not contain 265rather than the default executable file name. Name should not contain
216 281
217=item B<-sb>|B<+sb> 282=item B<-sb>|B<+sb>
218 283
219Turn on/off scrollbar; resource B<scrollBar>. 284Turn on/off scrollbar; resource B<scrollBar>.
220 285
286=item B<-sr>|B<+sr>
287
288Put scrollbar on right/left; resource B<scrollBar_right>.
289
290=item B<-st>|B<+st>
291
292Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
293resource B<scrollBar_floating>.
294
221=item B<-si>|B<+si> 295=item B<-si>|B<+si>
222 296
223Turn on/off scroll-to-bottom on TTY output inhibit; resource 297Turn on/off scroll-to-bottom on TTY output inhibit; resource
224B<scrollTtyOutput> has opposite effect. 298B<scrollTtyOutput> has opposite effect.
225 299
231=item B<-sw>|B<+sw> 305=item B<-sw>|B<+sw>
232 306
233Turn on/off scrolling with the scrollback buffer as new lines appear. 307Turn on/off scrolling with the scrollback buffer as new lines appear.
234This only takes effect if B<-si> is also given; resource 308This only takes effect if B<-si> is also given; resource
235B<scrollWithBuffer>. 309B<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>.
245 310
246=item B<-ptab>|B<+ptab> 311=item B<-ptab>|B<+ptab>
247 312
248If enabled (default), "Horizontal Tab" characters are being stored as 313If enabled (default), "Horizontal Tab" characters are being stored as
249actual wide characters in the screen buffer, which makes it possible to 314actual wide characters in the screen buffer, which makes it possible to
253 318
254=item B<-bc>|B<+bc> 319=item B<-bc>|B<+bc>
255 320
256Blink the cursor; resource B<cursorBlink>. 321Blink the cursor; resource B<cursorBlink>.
257 322
323=item B<-uc>|B<+uc>
324
325Make the cursor underlined; resource B<cursorUnderline>.
326
258=item B<-iconic> 327=item B<-iconic>
259 328
260Start iconified, if the window manager supports that option. 329Start iconified, if the window manager supports that option.
261Alternative form is B<-ic>. 330Alternative form is B<-ic>.
262 331
278 347
279=item B<-bl> 348=item B<-bl>
280 349
281Compile I<frills>: Set MWM hints to request a borderless window, i.e. 350Compile 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 351if honoured by the WM, the rxvt-unicode window will not have window
283decorations; resource B<borderLess>. 352decorations; resource B<borderLess>. If the window manager does not
353support MWM hints (e.g. kwin), enables override-redirect mode.
354
355=item B<-override-redirect>
356
357Compile I<frills>: Sets override-redirect on the window; resource
358B<override-redirect>.
359
360=item B<-sbg>
361
362Compile I<frills>: Disable the usage of the built-in block graphics/line
363drawing characters and just rely on what the specified fonts provide. Use
364this if you have a good font and want to use its block graphic glyphs;
365resource B<skipBuiltinGlyphs>.
284 366
285=item B<-lsp> I<number> 367=item B<-lsp> I<number>
286 368
287Compile I<frills>: Lines (pixel height) to insert between each row of 369Compile I<frills>: Lines (pixel height) to insert between each row of
288the display. Useful to work around font rendering problems; resource 370the display. Useful to work around font rendering problems; resource
289B<linespace>. 371B<lineSpace>.
372
373=item B<-letsp> I<number>
374
375Compile I<frills>: Amount to adjust the computed character width by
376to control overall letter spacing. Negative values will tighten up the
377letter spacing, positive values will space letters out more. Useful to
378work around odd font metrics; resource B<letterSpace>.
290 379
291=item B<-tn> I<termname> 380=item B<-tn> I<termname>
292 381
293This option specifies the name of the terminal type to be set in the 382This option specifies the name of the terminal type to be set in the
294B<TERM> environment variable. This terminal type must exist in the 383B<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 392given 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 393on 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, 394run the program specified by the B<SHELL> environment variable or,
306failing that, I<sh(1)>. 395failing that, I<sh(1)>.
307 396
397Please note that you must specify a program with arguments. If you want to
398run shell commands, you have to specify the shell, like this:
399
400 @@RXVT_NAME@@ -e sh -c "shell commands"
401
308=item B<-title> I<text> 402=item B<-title> I<text>
309 403
310Window title (B<-T> still respected); the default title is the basename 404Window title (B<-T> still respected); the default title is the basename
311of the program specified after the B<-e> option, if any, otherwise the 405of the program specified after the B<-e> option, if any, otherwise the
312application name; resource B<title>. 406application name; resource B<title>.
343for more info. 437for more info.
344 438
345=item B<-tcw> 439=item B<-tcw>
346 440
347Change the meaning of triple-click selection with the left mouse 441Change the meaning of triple-click selection with the left mouse
442button. Only effective when the original (non-perl) selection code is
348button. Instead of selecting a full line it will extend the selection the 443in-use. Instead of selecting a full line it will extend the selection to
349end of the logical line only. resource B<tripleclickwords>. 444the end of the logical line only. resource B<tripleclickwords>.
350 445
351=item B<-insecure> 446=item B<-insecure>
352 447
353Enable "insecure" mode, which currently enables most of the escape 448Enable "insecure" mode, which currently enables most of the escape
354sequences that echo strings. See the resource B<insecure> for more 449sequences that echo strings. See the resource B<insecure> for more
368=item B<-ssr>|B<+ssr> 463=item B<-ssr>|B<+ssr>
369 464
370Turn on/off secondary screen scroll (default enabled); resource 465Turn on/off secondary screen scroll (default enabled); resource
371B<secondaryScroll>. 466B<secondaryScroll>.
372 467
468=item B<-hold>|B<+hold>
469
470Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
471will not immediately destroy its window when the program executed within
472it exits. Instead, it will wait till it is being killed or closed by the
473user; resource B<hold>.
474
475=item B<-cd> I<path>
476
477Sets the working directory for the shell (or the command specified via
478B<-e>). The I<path> must be an absolute path and it must exist for
479@@RXVT_NAME@@ to start; resource B<chdir>.
480
481=item B<-xrm> I<string>
482
483Works like the X Toolkit option of the same name, by adding the I<string>
484as if it were specified in a resource file. Resource values specified this
485way take precedence over all other resource specifications.
486
487Note that you need to use the I<same> syntax as in the .Xdefaults file,
488e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
489options can be specified as long-options on the commandline, so use
490of B<-xrm> is mostly limited to cases where you want to specify other
491resources (e.g. for input methods) or for compatibility with other
492programs.
493
373=item B<-keysym.>I<sym>: I<string> 494=item B<-keysym.>I<sym> I<string>
374 495
375Remap a key symbol. See resource B<keysym>. 496Remap a key symbol. See resource B<keysym>.
376 497
377=item B<-embed>: I<windowid> 498=item B<-embed> I<windowid>
378 499
379Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 500Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
380which enables applications to easily embed a terminal. 501which enables applications to easily embed a terminal.
381 502
382Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 503Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
383shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 504shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
384quite a bit, so don't expect it to keep some specific state. It's best to 505quite a bit, so don't expect it to keep some specific state. It's best to
385create an extra subwindow for @@RXVT_NAME@@ and leave it alone. 506create an extra subwindow for @@RXVT_NAME@@ and leave it alone.
386 507
508The window will not be destroyed when @@RXVT_NAME@@ exits.
509
387It might be useful to know that @@RXVT_NAME@@ will not close file 510It might be useful to know that @@RXVT_NAME@@ will not close file
388descriptors passed to it (except for stdin/out/err, of course), so you 511descriptors passed to it (except for stdin/out/err, of course), so you
389can use file descriptors to communicate with the programs within the 512can use file descriptors to communicate with the programs within the
390terminal. This works regardless of wether the C<-embed> option was used or 513terminal. This works regardless of whether the C<-embed> option was used or
391not. 514not.
392 515
516Here is a short Gtk2-perl snippet that illustrates how this option can be
517used (a longer example is in F<doc/embed>):
518
519 my $rxvt = new Gtk2::Socket;
520 $rxvt->signal_connect_after (realize => sub {
521 my $xid = $_[0]->window->get_xid;
522 system "@@RXVT_NAME@@ -embed $xid &";
523 });
524
525=item B<-pty-fd> I<file descriptor>
526
527Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
528pair but instead use the given file descriptor as the tty master. This is
529useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
530without having to run a program within it.
531
532If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
533entries and will not tinker with pty/tty permissions - you have to do that
534yourself if you want that.
535
536As an extremely special case, specifying C<-1> will completely suppress
537pty/tty operations, which is probably only useful in conjunction with some
538perl extension that manages the terminal.
539
540Here is a example in perl that illustrates how this option can be used (a
541longer example is in F<doc/pty-fd>):
542
543 use IO::Pty;
544 use Fcntl;
545
546 my $pty = new IO::Pty;
547 fcntl $pty, F_SETFD, 0; # clear close-on-exec
548 system "@@RXVT_NAME@@ -pty-fd " . (fileno $pty) . "&";
549 close $pty;
550
551 # now communicate with rxvt
552 my $slave = $pty->slave;
553 while (<$slave>) { print $slave "got <$_>\n" }
554
555=item B<-pe> I<string>
556
557Comma-separated list of perl extension scripts to use (or not to use) in
558this terminal instance. See resource B<perl-ext> for details.
559
393=back 560=back
394 561
395=head1 RESOURCES (available also as long-options) 562=head1 RESOURCES
396 563
397Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 564Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
398options) compiled into your version. 565options) compiled into your version. All resources are also available as
566long-options.
399 567
400There are two different methods that @@RXVT_NAME@@ can use to get the 568You can set and change the resources using X11 tools like B<xrdb>. Many
401Xresource data: using the X libraries (Xrm*-functions) or internal 569distribution do also load settings from the B<~/.Xresources> file when X
402Xresources reader (B<~/.Xdefaults>). For the first method (ie. 570starts. @@RXVT_NAME@@ will consult the following files/resources in order,
403B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 571with later settings overwriting earlier ones:
404resources using X11 tools like B<xrdb>. Many distribution do also load
405settings from the B<~/.Xresources> file when X starts. @@RXVT_NAME@@
406will consult the following files/resources in order, with later settings
407overwriting earlier ones:
408 572
409 1. system-wide app-defaults file, either locale-dependent OR global 573 1. system-wide app-defaults file, either locale-dependent OR global
410 2. app-defaults file in $XAPPLRESDIR 574 2. app-defaults file in $XAPPLRESDIR
411 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 575 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
412 4. SCREEN_RESOURCES for the current screen 576 4. SCREEN_RESOURCES for the current screen
413 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 577 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
578 6. resources specified via -xrm on the commandline
414 579
415If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h>
416lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults
417set in XAPPLOADDIR/URxvt (compile-time defined: usually
418B</usr/lib/X11/app-defaults/URxvt>) and resources set in
419B<~/.Xdefaults>, or B<~/.Xresources> if B<~/.Xdefaults> does not exist.
420Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two 580Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
421class names: B<XTerm> and B<URxvt>. The class name B<Rxvt> allows 581names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
422resources common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be 582common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
423easily configured, while the class name B<URxvt> allows resources 583configured, while the class name B<URxvt> allows resources unique to
424unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 584B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
425shared between different B<@@RXVT_NAME@@> configurations. If no 585configurations. If no resources are specified, suitable defaults will
426resources are specified, suitable defaults will be used. Command-line 586be used. Command-line arguments can be used to override resource
427arguments can be used to override resource settings. The following 587settings. The following resources are supported (you might want to
428resources are allowed: 588check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
589extensions not documented here):
429 590
430=over 4 591=over 4
592
593=item B<depth:> I<bitdepth>
594
595Compile I<xft>: Attempt to find a visual with the given bit depth;
596option B<-depth>.
597
598=item B<buffered:> I<boolean>
599
600Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
601On some card/driver combination enabling it slightly decreases
602performance, on most it greatly helps it. The slowdown is small, so it
603should normally be enabled.
431 604
432=item B<geometry:> I<geom> 605=item B<geometry:> I<geom>
433 606
434Create the window with the specified X window geometry [default 80x24]; 607Create the window with the specified X window geometry [default 80x24];
435option B<-geometry>. 608option B<-geometry>.
449Use the specified colour for the colour value I<n>, where 0-7 622Use the specified colour for the colour value I<n>, where 0-7
450corresponds to low-intensity (normal) colours and 8-15 corresponds to 623corresponds to low-intensity (normal) colours and 8-15 corresponds to
451high-intensity (bold = bright foreground, blink = bright background) 624high-intensity (bold = bright foreground, blink = bright background)
452colours. The canonical names are as follows: 0=black, 1=red, 2=green, 625colours. The canonical names are as follows: 0=black, 1=red, 2=green,
4533=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6263=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
454names used are listed in the B<COLORS AND GRAPHICS> section. 627names used are listed in the B<COLOURS AND GRAPHICS> section.
455 628
456Colours higher than 15 cannot be set using resources (yet), but can be 629Colours higher than 15 cannot be set using resources (yet), but can be
457changed using an escape command (see @@RXVT_NAME@@(7)). 630changed using an escape command (see @@RXVT_NAME@@(7)).
458 631
459Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 632Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
470=item B<colorUL:> I<colour> 643=item B<colorUL:> I<colour>
471 644
472Use the specified colour to display underlined characters when the 645Use the specified colour to display underlined characters when the
473foreground colour is the default. 646foreground colour is the default.
474 647
475=item B<colorRV:> I<colour>
476
477Use the specified colour as the background for reverse video
478characters.
479
480=item B<underlineColor:> I<colour> 648=item B<underlineColor:> I<colour>
481 649
482If set, use the specified colour as the colour for the underline 650If set, use the specified colour as the colour for the underline
483itself. If unset, use the foreground colour. 651itself. If unset, use the foreground colour.
652
653=item B<highlightColor:> I<colour>
654
655If set, use the specified colour as the background for highlighted
656characters. If unset, use reverse video.
657
658=item B<highlightTextColor:> I<colour>
659
660If set and highlightColor is set, use the specified colour as the
661foreground for highlighted characters.
484 662
485=item B<cursorColor:> I<colour> 663=item B<cursorColor:> I<colour>
486 664
487Use the specified colour for the cursor. The default is to use the 665Use the specified colour for the cursor. The default is to use the
488foreground colour; option B<-cr>. 666foreground colour; option B<-cr>.
495 673
496=item B<reverseVideo:> I<boolean> 674=item B<reverseVideo:> I<boolean>
497 675
498B<True>: simulate reverse video by foreground and background colours; 676B<True>: simulate reverse video by foreground and background colours;
499option B<-rv>. B<False>: regular screen colours [default]; option 677option B<-rv>. B<False>: regular screen colours [default]; option
500B<+rv>. See note in B<COLORS AND GRAPHICS> section. 678B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
501 679
502=item B<jumpScroll:> I<boolean> 680=item B<jumpScroll:> I<boolean>
503 681
504B<True>: specify that jump scrolling should be used. When scrolling 682B<True>: specify that jump scrolling should be used. When receiving lots
505quickly, fewer screen updates are performed [default]; option B<-j>. 683of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
684has been read, resulting in fewer updates while still displaying every
685received line; option B<-j>.
686
506B<False>: specify that smooth scrolling should be used; option B<+j>. 687B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
688force a screen refresh on each new line it received; option B<+j>.
507 689
508=item B<inheritPixmap:> I<boolean> 690=item B<skipScroll:> I<boolean>
509 691
510B<True>: make the background inherit the parent windows' pixmap, giving 692B<True>: (the default) specify that skip scrolling should be used. When
511artificial transparency. B<False>: do not inherit the parent windows' 693receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
512pixmap. 694(around 60 times per second), resulting in far fewer updates. This can
695result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
696option B<-ss>.
697
698B<False>: specify that everything is to be displayed, even
699if the refresh is too fast for the human eye to read anything (or the
700monitor to display anything); option B<+ss>.
701
702=item B<transparent:> I<boolean>
703
704Turn on/off illusion of a transparent window background.
705
706B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
707future versions.
513 708
514=item B<fading:> I<number> 709=item B<fading:> I<number>
515 710
516Fade the text by the given percentage when focus is lost. 711Fade the text by the given percentage when focus is lost; option B<-fade>.
712
713=item B<fadeColor:> I<colour>
714
715Fade to this colour, when fading is used (see B<fading:>). The default
716colour is black; option B<-fadecolor>.
517 717
518=item B<tintColor:> I<colour> 718=item B<tintColor:> I<colour>
519 719
520Tint the transparent background pixmap with the given colour. 720Tint the transparent background pixmap with the given colour; option
721B<-tint>.
521 722
522=item B<shading:> I<number> 723=item B<shading:> I<number>
523 724
524Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 725Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image
525image in addition to tinting it. 726in addition to tinting it; option B<-sh>.
727
728=item B<blendType:> I<string>
729
730Specify background blending type; option B<-blt>.
731
732=item B<blurRadius:> I<number>
733
734Apply gaussian blur with the specified radius to the transparent
735background image; option B<-blr>.
736
737=item B<iconFile:> I<file>
738
739Set the application icon pixmap; option B<-icon>.
526 740
527=item B<scrollColor:> I<colour> 741=item B<scrollColor:> I<colour>
528 742
529Use the specified colour for the scrollbar [default #B2B2B2]. 743Use the specified colour for the scrollbar [default #B2B2B2].
530 744
531=item B<troughColor:> I<colour> 745=item B<troughColor:> I<colour>
532 746
533Use the specified colour for the scrollbar's trough area [default 747Use the specified colour for the scrollbar's trough area [default
534#969696]. Only relevant for normal (non XTerm/NeXT) scrollbar. 748#969696]. Only relevant for rxvt (non XTerm/NeXT) scrollbar.
535 749
536=item B<borderColor:> I<colour> 750=item B<borderColor:> I<colour>
537 751
538The colour of the border around the text area and between the scrollbar 752The colour of the border around the text area and between the scrollbar
539and the text. 753and the text.
540 754
541=item B<backgroundPixmap:> I<file[;geom]> 755=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
542 756
543Use the specified XPM file (note the `.xpm' extension is optional) for 757Use the specified image file for the background and also
544the background and also optionally specify its scaling with a geometry 758optionally specify its scaling with a geometry string B<WxH+X+Y>,
545string B<WxH+X+Y>, in which B<"W" / "H"> specify the 759(default C<100x100+50+50>) in which B<"W" / "H"> specify the
546horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image 760horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
547centre (percent). A scale of 0 displays the image with tiling. A scale 761centre (percent). A scale of 0 displays the image with tiling.
548of 1 displays the image without any scaling. A scale of 2 to 9 762The maximum permitted scale is 1000.
549specifies an integer number of images in that direction. No image will 763Additional operations can be specified after colon B<:op1:op2...>.
550be magnified beyond 10 times its original size. The maximum permitted 764Supported operations are:
551scale is 1000. [default 0x0+50+50]
552 765
553=item B<menu:> I<file[;tag]> 766 tile force background image to be tiled and not scaled. Equivalent to 0x0
767 propscale will scale image keeping proportions
768 auto will scale image to match window size. Equivalent to 100x100
769 hscale will scale image horizontally to the window size
770 vscale will scale image vertically to the window size
771 scale will scale image to match window size
772 root will tile image as if it was a root window background, auto-adjusting
773 whenever terminal window moves
554 774
555Read in the specified menu file (note the `.menu' extension is 775If used in conjunction with B<-tr> option, the specified pixmap will be
556optional) and also optionally specify a starting tag to find. See the 776blended over transparency image using alpha-blending. If I<afterimage>
557reference documentation for details on the syntax for the menuBar. 777support has been compiled in it is possible to choose other blending
778types with B<-blt "type"> option.
558 779
559=item B<path:> I<path> 780=item B<path:> I<path>
560 781
561Specify the colon-delimited search path for finding files (XPM and 782Specify the colon-delimited search path for finding background image files.
562menus), in addition to the paths specified by the B<RXVTPATH> and
563B<PATH> environment variables.
564 783
565=item B<font:> I<fontlist> 784=item B<font:> I<fontlist>
566 785
567Select the fonts to be used. This is a comma separated list of font 786Select the fonts to be used. This is a comma separated list of font names
568names that are used in turn when trying to display Unicode characters. 787that are checked in order when trying to find glyphs for characters. The
569The first font defines the cell size for characters; other fonts might 788first font defines the cell size for characters; other fonts might be
570be smaller, but not larger. A reasonable default font list is always 789smaller, but not (in general) larger. A (hopefully) reasonable default
571appended to it. option B<-fn>. 790font list is always appended to it; option B<-fn>.
572 791
573Each font can either be a standard X11 core font (XLFD) name, with 792Each font can either be a standard X11 core font (XLFD) name, with
574optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>. 793optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
575 794
576In addition, each font can be prefixed with additional hints and 795In addition, each font can be prefixed with additional hints and
578hint currently is C<codeset=codeset-name>, and this is only used for Xft 797hint currently is C<codeset=codeset-name>, and this is only used for Xft
579fonts. 798fonts.
580 799
581For example, this font resource 800For example, this font resource
582 801
583 URxvt*font: 9x15bold,\ 802 URxvt.font: 9x15bold,\
584 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 803 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
585 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \ 804 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
586 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 805 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
587 xft:Code2000:antialias=false 806 xft:Code2000:antialias=false
588 807
591it is named first) and thus defines the character cell grid to be 9 pixels 810it is named first) and thus defines the character cell grid to be 9 pixels
592wide and 15 pixels high. 811wide and 15 pixels high.
593 812
594The second font is just used to add additional unicode characters not in 813The second font is just used to add additional unicode characters not in
595the base font, likewise the third, which is unfortunately non-bold, but 814the base font, likewise the third, which is unfortunately non-bold, but
596the bold version of the font does contain less characters, so this is a 815the bold version of the font does contain fewer characters, so this is a
597useful supplement. 816useful supplement.
598 817
599The third font is an Xft font with aliasing turned off, and the characters 818The third font is an Xft font with aliasing turned off, and the characters
600are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 819are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
601contains other characters, but we are not interested in them. 820contains other characters, but we are not interested in them.
622not possible, replacement fonts of the desired shape will be tried. 841not possible, replacement fonts of the desired shape will be tried.
623 842
624If set, but empty, then this specific style is disabled and the normal 843If set, but empty, then this specific style is disabled and the normal
625text font will being used for the given style. 844text font will being used for the given style.
626 845
627=item B<selectstyle:> I<mode> 846=item B<intensityStyles:> I<boolean>
628 847
629Set mouse selection style to B<old> which is 2.20, B<oldword> which is 848When font styles are not enabled, or this option is enabled (B<True>,
630xterm style with 2.20 old word selection, or anything else which gives 849option B<-is>, the default), bold/blink font styles imply high
631xterm style selection. 850intensity foreground/background colours. Disabling this option (B<False>,
632 851option B<+is>) disables this behaviour, the high intensity colours are not
633=item B<scrollstyle:> I<mode> 852reachable.
634
635Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
636the author's favourite..
637 853
638=item B<title:> I<string> 854=item B<title:> I<string>
639 855
640Set window title string, the default title is the command-line 856Set window title string, the default title is the command-line
641specified after the B<-e> option, if any, otherwise the application 857specified after the B<-e> option, if any, otherwise the application
650=item B<mapAlert:> I<boolean> 866=item B<mapAlert:> I<boolean>
651 867
652B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 868B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
653de-iconify (map) on receipt of a bell character [default]. 869de-iconify (map) on receipt of a bell character [default].
654 870
871=item B<urgentOnBell:> I<boolean>
872
873B<True>: set the urgency hint for the wm on receipt of a bell character.
874B<False>: do not set the urgency hint [default].
875
876@@RXVT_NAME@@ resets the urgency hint on every focus change.
877
655=item B<visualBell:> I<boolean> 878=item B<visualBell:> I<boolean>
656 879
657B<True>: use visual bell on receipt of a bell character; option B<-vb>. 880B<True>: use visual bell on receipt of a bell character; option B<-vb>.
658B<False>: no visual bell [default]; option B<+vb>. 881B<False>: no visual bell [default]; option B<+vb>.
659 882
673 896
674Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use 897Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use
675B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or 898B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or
676B<Shift-Print> to include the scrollback as well. 899B<Shift-Print> to include the scrollback as well.
677 900
901The string will be interpreted as if typed into the shell as-is.
902
903Example:
904
905 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
906
907This creates a new file in your home directory with the screen contents
908every time you hit C<Print>.
909
910=item B<scrollstyle:> I<mode>
911
912Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
913the author's favourite.
914
678=item B<scrollBar:> I<boolean> 915=item B<scrollBar:> I<boolean>
679 916
680B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 917B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
681disable the scrollbar; option B<+sb>. 918disable the scrollbar; option B<+sb>.
682 919
702B<+si>. 939B<+si>.
703 940
704=item B<scrollWithBuffer:> I<boolean> 941=item B<scrollWithBuffer:> I<boolean>
705 942
706B<True>: scroll with scrollback buffer when tty receives new lines (and 943B<True>: scroll with scrollback buffer when tty receives new lines (and
707B<scrollTtyOutput> is False); option B<+sw>. B<False>: do not scroll 944B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll
708with scrollback buffer when tty recieves new lines; option B<-sw>. 945with scrollback buffer when tty receives new lines; option B<+sw>.
709 946
710=item B<scrollTtyKeypress:> I<boolean> 947=item B<scrollTtyKeypress:> I<boolean>
711 948
712B<True>: scroll to bottom when a non-special key is pressed. Special keys 949B<True>: scroll to bottom when a non-special key is pressed. Special keys
713are those which are intercepted by rxvt-unicode for special handling and 950are those which are intercepted by rxvt-unicode for special handling and
732=item B<borderLess:> I<boolean> 969=item B<borderLess:> I<boolean>
733 970
734Set MWM hints to request a borderless window, i.e. if honoured by the 971Set MWM hints to request a borderless window, i.e. if honoured by the
735WM, the rxvt-unicode window will not have window decorations; option B<-bl>. 972WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
736 973
974=item B<skipBuiltinGlyphs:> I<boolean>
975
976Compile I<frills>: Disable the usage of the built-in block graphics/line
977drawing characters and just rely on what the specified fonts provide. Use
978this if you have a good font and want to use its block graphic glyphs;
979option B<-sbg>.
980
737=item B<termName:> I<termname> 981=item B<termName:> I<termname>
738 982
739Specifies the terminal type name to be set in the B<TERM> environment 983Specifies the terminal type name to be set in the B<TERM> environment
740variable; option B<-tn>. 984variable; option B<-tn>.
741 985
742=item B<linespace:> I<number> 986=item B<lineSpace:> I<number>
743 987
744Specifies number of lines (pixel height) to insert between each row of 988Specifies number of lines (pixel height) to insert between each row of
745the display [default 0]; option B<-lsp>. 989the display [default 0]; option B<-lsp>.
746 990
747=item B<meta8:> I<boolean> 991=item B<meta8:> I<boolean>
761 1005
762=item B<cursorBlink:> I<boolean> 1006=item B<cursorBlink:> I<boolean>
763 1007
764B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1008B<True>: blink the cursor. B<False>: do not blink the cursor [default];
765option B<-bc>. 1009option B<-bc>.
1010
1011=item B<cursorUnderline:> I<boolean>
1012
1013B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1014option B<-uc>.
766 1015
767=item B<pointerBlank:> I<boolean> 1016=item B<pointerBlank:> I<boolean>
768 1017
769B<True>: blank the pointer when a key is pressed or after a set number 1018B<True>: blank the pointer when a key is pressed or after a set number
770of seconds of inactivity. B<False>: the pointer is always visible 1019of seconds of inactivity. B<False>: the pointer is always visible
778 1027
779Mouse pointer background colour. 1028Mouse pointer background colour.
780 1029
781=item B<pointerBlankDelay:> I<number> 1030=item B<pointerBlankDelay:> I<number>
782 1031
783Specifies number of seconds before blanking the pointer [default 2]. 1032Specifies number of seconds before blanking the pointer [default 2]. Use a
1033large number (e.g. C<987654321>) to effectively disable the timeout.
784 1034
785=item B<backspacekey:> I<string> 1035=item B<backspacekey:> I<string>
786 1036
787The string to send when the backspace key is pressed. If set to B<DEC> 1037The string to send when the backspace key is pressed. If set to B<DEC>
788or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1038or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
789(code 8) - which can be reversed with the appropriate DEC private mode 1039(code 8) - which can be reversed with the appropriate DEC private mode
790escape sequence. 1040escape sequence.
791 1041
792=item B<deletekey:> I<string> 1042=item B<deletekey:> I<string>
793 1043
795pressed. If unset it will send the sequence traditionally associated 1045pressed. If unset it will send the sequence traditionally associated
796with the B<Execute> key. 1046with the B<Execute> key.
797 1047
798=item B<cutchars:> I<string> 1048=item B<cutchars:> I<string>
799 1049
800The characters used as delimiters for double-click word selection. The 1050The characters used as delimiters for double-click word selection
801built-in default: 1051(whitespace delimiting is added automatically if resource is given).
802 1052
1053When the perl selection extension is in use (the default if compiled
1054in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1055characters will be created (if the resource exists, otherwise, no regex
1056will be created). In this mode, characters outside ISO-8859-1 can be used.
1057
1058When the selection extension is not used, only ISO-8859-1 characters can
1059be used. If not specified, the built-in default is used:
1060
803B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1061B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
804 1062
805=item B<preeditType:> I<style> 1063=item B<preeditType:> I<style>
806 1064
807B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1065B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
808 1066
813=item B<imLocale:> I<name> 1071=item B<imLocale:> I<name>
814 1072
815The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1073The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
816C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the 1074C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
817input extension to be able to input japanese characters while staying in 1075input extension to be able to input japanese characters while staying in
818another locale. option B<-imlocale>. 1076another locale; option B<-imlocale>.
819 1077
820=item B<imFont:> I<fontset> 1078=item B<imFont:> I<fontset>
821 1079
822Specify the font-set used for XIM styles C<OverTheSpot> or 1080Specify the font-set used for XIM styles C<OverTheSpot> or
823C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1081C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
828 1086
829=item B<tripleclickwords:> I<boolean> 1087=item B<tripleclickwords:> I<boolean>
830 1088
831Change the meaning of triple-click selection with the left mouse 1089Change the meaning of triple-click selection with the left mouse
832button. Instead of selecting a full line it will extend the selection to 1090button. Instead of selecting a full line it will extend the selection to
833the end of the logical line only. option B<-tcw>. 1091the end of the logical line only; option B<-tcw>.
834 1092
835=item B<insecure:> I<boolean> 1093=item B<insecure:> I<boolean>
836 1094
837Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1095Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
838echo arbitrary strings like the icon name or the locale. This could be 1096echo arbitrary strings like the icon name or the locale. This could be
839abused if somebody gets 8-bit-clean access to your display, whether 1097abused if somebody gets 8-bit-clean access to your display, whether
840throuh a mail client displaying mail bodies unfiltered or though 1098through a mail client displaying mail bodies unfiltered or through
841write(1). Therefore, these sequences are disabled by default. (Note 1099write(1) or any other means. Therefore, these sequences are disabled by
842that other terminals, including xterm, have these sequences 1100default. (Note that many other terminals, including xterm, have these
843enabled by default). You can enable them by setting this boolean 1101sequences enabled by default, which doesn't make it safer, though).
844resource or specifying B<-insecure> as an option. At the moment, this 1102
845enabled display-answer, locale, findfont, icon label and window title 1103You can enable them by setting this boolean resource or specifying
846requests as well as dynamic menubar dispatch. 1104B<-insecure> as an option. At the moment, this enables display-answer,
1105locale, findfont, icon label and window title requests.
847 1106
848=item B<modifier:> I<modifier> 1107=item B<modifier:> I<modifier>
849 1108
850Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1109Set the key to be interpreted as the Meta key to: B<alt>, B<meta>,
851B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option 1110B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
855 1114
856Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1115Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
857character is passed through. It may contain escape values as described 1116character is passed through. It may contain escape values as described
858in the entry on B<keysym> following. 1117in the entry on B<keysym> following.
859 1118
860=item B<secondaryScreen:> I<bool> 1119=item B<secondaryScreen:> I<boolean>
861 1120
862Turn on/off secondary screen (default enabled). 1121Turn on/off secondary screen (default enabled).
863 1122
864=item B<secondaryScroll:> I<bool> 1123=item B<secondaryScroll:> I<boolean>
865 1124
866Turn on/off secondary screen scroll (default enabled). If the this 1125Turn on/off secondary screen scroll (default enabled). If this
867option is enabled, scrolls on the secondary screen will change the 1126option is enabled, scrolls on the secondary screen will change the
868scrollback buffer and switching to/from the secondary screen will 1127scrollback buffer and, when secondaryScreen is off, switching
869instead scroll the screen up. 1128to/from the secondary screen will instead scroll the screen up.
1129
1130=item B<hold>: I<boolean>
1131
1132Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1133will not immediately destroy its window when the program executed within
1134it exits. Instead, it will wait till it is being killed or closed by the
1135user.
1136
1137=item B<chdir>: I<path>
1138
1139Sets the working directory for the shell (or the command specified via
1140B<-e>). The I<path> must be an absolute path and it must exist for
1141@@RXVT_NAME@@ to start. If it isn't specified then the current working
1142directory will be used; option B<-cd>.
870 1143
871=item B<keysym.>I<sym>: I<string> 1144=item B<keysym.>I<sym>: I<string>
872 1145
873Compile I<frills>: Associate I<string> with keysym I<sym>. The 1146Compile I<frills>: Associate I<string> with keysym I<sym>. The
874intervening resource name B<keysym.> cannot be omitted. 1147intervening resource name B<keysym.> cannot be omitted.
888searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1161searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
889omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1162omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
890keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1163keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
891performed in an exact manner; however, the closest match is assured. 1164performed in an exact manner; however, the closest match is assured.
892 1165
893I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1166I<string> may contain escape values (C<\n>: newline, C<\000>: octal
894C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1167number), see RESOURCES in C<man 7 X> for further details.
895C<\000>: octal number) or verbatim control characters (C<^?>: delete,
896C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
897can start or end with whitespace.
898
899Please note that you need to double the C<\> when using
900C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
901use C<\033> instead of C<\e> (and so on), which will work with both Xt and
902@@RXVT_NAME@@'s own processing).
903 1168
904You can define a range of keysyms in one shot by providing a I<string> 1169You can define a range of keysyms in one shot by providing a I<string>
905with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1170with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
906should be a character not used by the strings. 1171should be a character not used by the strings.
907 1172
908Its usage can be demonstrated by an example: 1173Its usage can be demonstrated by an example:
909 1174
910 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1175 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|>
920example the following means "change the current locale to C<zh_CN.GBK> 1185example the following means "change the current locale to C<zh_CN.GBK>
921when Control-Meta-c is being pressed": 1186when Control-Meta-c is being pressed":
922 1187
923 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1188 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
924 1189
1190If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1191is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1192manpage. For example, the F<selection> extension (activated via
1193C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1194
1195 URxvt.keysym.M-C-c: perl:selection:rot13
1196
1197Due the the large number of modifier combinations, a defined key mapping
1198will match if I<at least> the specified identifiers are being set, and
1199no other key mappings with those and more bits are being defined. That
1200means that defining a key map for C<a> will automatically provide
1201definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1202mappings themselves.
1203
1204Unfortunately, this will override built-in key mappings. For example
1205if you overwrite the C<Insert> key you will disable @@RXVT_NAME@@'s
1206C<Shift-Insert> mapping. To re-enable that, you can poke "holes" into the
1207user-defined keymap using the C<builtin:> replacement:
1208
1209 URxvt.keysym.Insert: <my insert key sequence>
1210 URxvt.keysym.S-Insert: builtin:
1211
1212The first line defines a mapping for C<Insert> and I<any> combination
1213of modifiers. The second line re-establishes the default mapping for
1214C<Shift-Insert>.
1215
925The following example will map Control-Meta-1 and Control-Meta-2 to 1216The following example will map Control-Meta-1 and Control-Meta-2 to
926the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited 1217the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
927font-switching at runtime: 1218font-switching at runtime:
928 1219
929 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007 1220 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007
932Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1223Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
933info): 1224info):
934 1225
935 URxvt.keysym.M-C-3: command:\033[8;25;80t 1226 URxvt.keysym.M-C-3: command:\033[8;25;80t
936 URxvt.keysym.M-C-4: command:\033[8;48;110t 1227 URxvt.keysym.M-C-4: command:\033[8;48;110t
1228
1229=item B<perl-ext-common>: I<string>
1230
1231=item B<perl-ext>: I<string>
1232
1233Comma-separated list(s) of perl extension scripts (default: C<default>) to
1234use in this terminal instance; option B<-pe>.
1235
1236Extension names can be prefixed with a C<-> sign to prohibit using
1237them. This can be useful to selectively disable some extensions loaded
1238by default, or specified via the C<perl-ext-common> resource. For
1239example, C<default,-selection> will use all the default extension except
1240C<selection>.
1241
1242Extension names can also be followed by an argument in angle brackets
1243(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1244searchable scrollback to Alt/Meta-s). Mentioning the same extension
1245multiple times with different arguments will pass multiple arguments to
1246the extension.
1247
1248Each extension is looked up in the library directories, loaded if
1249necessary, and bound to the current terminal instance.
1250
1251If both of these resources are the empty string, then the perl
1252interpreter will not be initialized. The idea behind two options is that
1253B<perl-ext-common> will be used for extensions that should be available to
1254all instances, while B<perl-ext> is used for specific instances.
1255
1256=item B<perl-eval>: I<string>
1257
1258Perl code to be evaluated when all extensions have been registered. See
1259the @@RXVT_NAME@@perl(3) manpage.
1260
1261=item B<perl-lib>: I<path>
1262
1263Colon-separated list of additional directories that hold extension
1264scripts. When looking for extensions specified by the C<perl> resource,
1265@@RXVT_NAME@@ will first look in these directories and then in
1266F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1267
1268See the @@RXVT_NAME@@perl(3) manpage.
1269
1270=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1271
1272Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1273details.
1274
1275=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1276
1277Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1278for details.
1279
1280=item B<searchable-scrollback:> I<keysym>
1281
1282Sets the hotkey that starts the incremental scrollback buffer search
1283(default: C<M-s>).
1284
1285=item B<urlLauncher>: I<string>
1286
1287Specifies the program to be started with a URL argument. Used by the
1288C<selection-popup> and C<matcher> perl extensions.
1289
1290=item B<transient-for>: I<windowid>
1291
1292Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1293
1294=item B<override-redirect>: I<boolean>
1295
1296Compile I<frills>: Sets override-redirect for the terminal window, making
1297it almost invisible to window managers; option B<-override-redirect>.
1298
1299=item B<iso14755:> I<boolean>
1300
1301Turn on/off ISO 14755 (default enabled).
1302
1303=item B<iso14755_52:> I<boolean>
1304
1305Turn on/off ISO 14755 5.2 mode (default enabled).
937 1306
938=back 1307=back
939 1308
940=head1 THE SCROLLBAR 1309=head1 THE SCROLLBAR
941 1310
960application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1329application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
961(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1330(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
962up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1331up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
963respectively. 1332respectively.
964 1333
965=head1 TEXT SELECTION AND INSERTION 1334=head1 THE SELECTION: SELECTING AND PASTING TEXT
966 1335
967The behaviour of text selection and insertion mechanism is similar to 1336The behaviour of text selection and insertion/pasting mechanism is similar
968I<xterm>(1). 1337to I<xterm>(1).
969 1338
970=over 4 1339=over 4
971 1340
972=item B<Selection>: 1341=item B<Selecting>:
973 1342
974Left click at the beginning of the region, drag to the end of the region 1343Left click at the beginning of the region, drag to the end of the region
975and release; Right click to extend the marked region; Left double-click 1344and release; Right click to extend the marked region; Left double-click
976to select a word; Left triple-click to select the entire logical line 1345to select a word; Left triple-click to select the entire logical line
977(which can span multiple screen lines), unless modified by resource 1346(which can span multiple screen lines), unless modified by resource
978B<tripleclickwords>. 1347B<tripleclickwords>.
979 1348
980Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1349Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
981(Compile: I<frills>) will create a rectangular selection instead of a normal 1350(Compile: I<frills>) will create a rectangular selection instead of a
982one. 1351normal one. In this mode, every selected row becomes its own line in the
1352selection, and trailing whitespace is visually underlined and removed from
1353the selection.
983 1354
984=item B<Insertion>: 1355=item B<Pasting>:
985 1356
986Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1357Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
987an B<@@RXVT_NAME@@> window causes the current text selection to be 1358window causes the value of the PRIMARY selection (or CLIPBOARD with the
988inserted as if it had been typed on the keyboard. 1359B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1360
1361Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1362inserted too.
989 1363
990=back 1364=back
991 1365
992=head1 CHANGING FONTS 1366=head1 CHANGING FONTS
993 1367
994Changing fonts (or font sizes, respectively) via the keypad is not yet 1368Changing fonts (or font sizes, respectively) via the keypad is not yet
995supported in rxvt-unicode. Bug me if you need this. 1369supported in rxvt-unicode. Bug me if you need this.
996 1370
997You can, however, switch fonts at runtime using escape sequences (and 1371You can, however, switch fonts at runtime using escape sequences, e.g.:
998therefore using the menubar), e.g.:
999 1372
1000 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1373 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1374
1375You can use keyboard shortcuts, too:
1376
1377 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1378 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
1001 1379
1002rxvt-unicode will automatically re-apply these fonts to the output so far. 1380rxvt-unicode will automatically re-apply these fonts to the output so far.
1003 1381
1004=head1 ISO 14755 SUPPORT 1382=head1 ISO 14755 SUPPORT
1005 1383
1006ISO 14755 is a standard for entering and viewing unicode characters 1384ISO 14755 is a standard for entering and viewing unicode characters
1007and character codes using the keyboard. It consists of 4 parts. The 1385and character codes using the keyboard. It consists of 4 parts. The
1008first part is available rxvt-unicode has been compiled with 1386first part is available if rxvt-unicode has been compiled with
1009C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1387C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1010with C<--enable-iso14755>. 1388with C<--enable-iso14755>.
1011 1389
1012=over 4 1390=over 4
1013 1391
1033This mode lets you input characters representing the keycap symbols of 1411This mode lets you input characters representing the keycap symbols of
1034your keyboard, if representable in the current locale encoding. 1412your keyboard, if representable in the current locale encoding.
1035 1413
1036Start by pressing C<Control> and C<Shift> together, then releasing 1414Start by pressing C<Control> and C<Shift> together, then releasing
1037them. The next special key (cursor keys, home etc.) you enter will not 1415them. The next special key (cursor keys, home etc.) you enter will not
1038invoke it's usual function but instead will insert the corresponding 1416invoke its usual function but instead will insert the corresponding
1039keycap symbol. The symbol will only be entered when the key has been 1417keycap symbol. The symbol will only be entered when the key has been
1040released, otherwise pressing e.g. C<Shift> would enter the symbol for 1418released, otherwise pressing e.g. C<Shift> would enter the symbol for
1041C<ISO Level 2 Switch>, although your intention might have been to enter a 1419C<ISO Level 2 Switch>, although your intention might have been to enter a
1042reverse tab (Shift-Tab). 1420reverse tab (Shift-Tab).
1043 1421
1071B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1449B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1072it can be seen via the I<who(1)> command, and can accept messages. To 1450it can be seen via the I<who(1)> command, and can accept messages. To
1073allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1451allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1074on some systems or setgid to root or to some other group on others. 1452on some systems or setgid to root or to some other group on others.
1075 1453
1076=head1 COLORS AND GRAPHICS 1454=head1 COLOURS AND GRAPHICS
1077 1455
1078In addition to the default foreground and background colours, 1456In addition to the default foreground and background colours,
1079B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1457B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1080high-intensity bold/blink versions of the same). Here is a list of the 1458high-intensity (potentially bold/blink) versions of the same, and 72 (or
1081colours with their B<rgb.txt> names. 1459240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1460cube plus a 8 (24) colour greyscale ramp.
1461
1462Here is a list of the ANSI colours with their names.
1082 1463
1083=begin table 1464=begin table
1084 1465
1085 B<color0> (black) = Black 1466 B<color0> (black) = Black
1086 B<color1> (red) = Red3 1467 B<color1> (red) = Red3
1106It is also possible to specify the colour values of B<foreground>, 1487It is also possible to specify the colour values of B<foreground>,
1107B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1488B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1108a number 0-15, as a convenient shorthand to reference the colour name of 1489a number 0-15, as a convenient shorthand to reference the colour name of
1109color0-color15. 1490color0-color15.
1110 1491
1492The following text gives values for the standard 88 colour mode (and
1493values for the 256 colour mode in parentheses).
1494
1495The RGB cube uses indices 16..79 (16..231) using the following formulas:
1496
1497 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1498 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1499
1500The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1501steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1502the RGB cube.
1503
1504Together, all those colours implement the 88 (256) colour xterm
1505colours. Only the first 16 can be changed using resources currently, the
1506rest can only be changed via command sequences ("escape codes").
1507
1508Applications are advised to use terminfo or command sequences to discover
1509number and RGB values of all colours (yes, you can query this...).
1510
1111Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1511Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1112always swapping the foreground/background colours. This is in contrast to 1512always swapping the foreground/background colours. This is in contrast to
1113I<xterm>(1) where the colours are only swapped if they have not otherwise 1513I<xterm>(1) where the colours are only swapped if they have not otherwise
1114been specified. For example, 1514been specified. For example,
1115 1515
1516 @@RXVT_NAME@@ -fg Black -bg White -rv
1517
1518would yield White on Black, while on I<xterm>(1) it would yield Black on
1519White.
1520
1521=head2 ALPHA CHANNEL SUPPORT
1522
1523If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1524their act together, rxvt-unicode will do it's own alpha channel management:
1525
1526You can prefix any colour with an opaqueness percentage enclosed in
1527brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1528(0-100) that specifies the opacity of the colour, where C<0> is completely
1529transparent and C<100> is completely opaque. For example, C<[50]red> is a
1530half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1531is the recommended format to specify transparency values, and works with
1532all ways to specify a colour.
1533
1534For complete control, rxvt-unicode also supports
1535C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1536specifications, where the additional C<aaaa> component specifies opacity
1537(alpha) values. The minimum value of C<0000> is completely transparent,
1538while C<ffff> is completely opaque). The two example colours from
1539earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1540C<rgba:0000/ff00/0000/f332>.
1541
1542You probably need to specify B<"-depth 32">, too, to force a visual with
1543alpha channels, and have the luck that your X-server uses ARGB pixel
1544layout, as X is far from just supporting ARGB visuals out of the box, and
1545rxvt-unicode just fudges around.
1546
1547For example, the following selects an almost completely transparent black
1548background, and an almost opaque pink foreground:
1549
1550 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1551
1552When not using a background image, then the interpretation of the
1553alpha channel is up to your compositing manager (most interpret it as
1554transparency of course).
1555
1556When using a background pixmap or pseudo-transparency, then the background
1557colour will always behave as if it were completely transparent (so the
1558background image shows instead), regardless of how it was specified, while
1559other colours will either be transparent as specified (the background
1560image will show through) on servers supporting the RENDER extension, or
1561fully opaque on servers not supporting the RENDER EXTENSION.
1562
1563Please note that due to bugs in Xft, specifying alpha values might result
1564in garbage being displayed when the X-server does not support the RENDER
1565extension.
1566
1567=head1 ENVIRONMENT
1568
1569B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1570
1116=over 4 1571=over 4
1117 1572
1118=item B<@@RXVT_NAME@@ -fg Black -bg White -rv>
1119
1120would yield White on Black, while on I<xterm>(1) it would yield Black
1121on White.
1122
1123=back
1124
1125=head1 ENVIRONMENT
1126
1127B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1128
1129=over 4
1130
1131=item B<TERM> 1573=item B<TERM>
1132 1574
1133Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1575Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1134resources or on the commandline. 1576resources or on the command line.
1135 1577
1136=item B<COLORTERM> 1578=item B<COLORTERM>
1137 1579
1138Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1580Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1139compiled with XPM support, and optionally with the added extension 1581compiled with background image support, and optionally with the added
1140C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1582extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1583screen.
1141 1584
1142=item B<COLORFGBG> 1585=item B<COLORFGBG>
1143 1586
1144Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1587Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1145the colour code used as default foreground/text colour (or the string 1588the colour code used as default foreground/text colour (or the string
1146C<default> to indicate that the default-colour escape sequence is to be 1589C<default> to indicate that the default-colour escape sequence is to be
1147used), C<bg> is the colour code used as default background colour (or the 1590used), C<bg> is the colour code used as default background colour (or the
1148string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1591string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1149was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1592was compiled with background image support. Libraries like C<ncurses>
1150(and do) use this information to optimize screen output. 1593and C<slang> can (and do) use this information to optimize screen output.
1151 1594
1152=item B<WINDOWID> 1595=item B<WINDOWID>
1153 1596
1154Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1597Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1155window, which usually has subwindows for the scrollbar, the terminal 1598window, which usually has subwindows for the scrollbar, the terminal
1161C<--with-terminfo=PATH>. 1604C<--with-terminfo=PATH>.
1162 1605
1163=item B<DISPLAY> 1606=item B<DISPLAY>
1164 1607
1165Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1608Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1166display in it's child processes. 1609display in its child processes if C<-display> isn't used to override. It
1610defaults to C<:0> if it doesn't exist.
1167 1611
1168=item B<SHELL> 1612=item B<SHELL>
1169 1613
1170The shell to be used for command execution, defaults to C</bin/sh>. 1614The shell to be used for command execution, defaults to C</bin/sh>.
1171
1172=item B<RXVTPATH>
1173
1174The path where @@RXVT_NAME@@ looks for support files such as menu and xpm
1175files.
1176
1177=item B<PATH>
1178
1179Used in the same way as C<RXVTPATH>.
1180 1615
1181=item B<RXVT_SOCKET> 1616=item B<RXVT_SOCKET>
1182 1617
1183The unix domain socket path used by @@RXVT_NAME@@c(1) and 1618The unix domain socket path used by @@RXVT_NAME@@c(1) and
1184@@RXVT_NAME@@d(1). 1619@@RXVT_NAME@@d(1).
1185 1620
1186Default C<< $HOME/.rxvt-unicode-<nodename >>. 1621Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>.
1187 1622
1188=item B<HOME> 1623=item B<HOME>
1189 1624
1190Used to locate the default directory for the unix domain socket for 1625Used to locate the default directory for the unix domain socket for
1191daemon communications and to locate various resource files (such as 1626daemon communications and to locate various resource files (such as
1206 1641
1207=over 4 1642=over 4
1208 1643
1209=item B</usr/lib/X11/rgb.txt> 1644=item B</usr/lib/X11/rgb.txt>
1210 1645
1211Color names. 1646Colour names.
1212 1647
1213=back 1648=back
1214 1649
1215=head1 SEE ALSO 1650=head1 SEE ALSO
1216 1651
1217@@RXVT_NAME@@(7), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1652@@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)
1218
1219=head1 BUGS
1220
1221Check the BUGS file for an up-to-date list.
1222
1223Cursor change support is not yet implemented.
1224
1225Click-and-drag doesn't work with X11 mouse report overriding.
1226 1653
1227=head1 CURRENT PROJECT COORDINATOR 1654=head1 CURRENT PROJECT COORDINATOR
1228 1655
1229=over 4 1656=over 4
1230 1657
1231=item Project Coordinator 1658=item Project Coordinator
1232 1659
1233Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1660Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1234 1661
1235L<http://software.schmorp.de/#rxvt-unicode> 1662L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1236 1663
1237=back 1664=back
1238 1665
1239=head1 AUTHORS 1666=head1 AUTHORS
1240 1667
1262 1689
1263Project Coordinator (changes.txt 2.21a to 2.4.5) 1690Project Coordinator (changes.txt 2.21a to 2.4.5)
1264 1691
1265=item Geoff Wing L<< <gcw@pobox.com> >> 1692=item Geoff Wing L<< <gcw@pobox.com> >>
1266 1693
1267Rewrote screen display and text selection routines. Project Coordinator 1694Rewrote screen display and text selection routines.
1695
1268(changes.txt 2.4.6 - rxvt-unicode) 1696Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1269 1697
1270=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1698=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1271 1699
1272Forked rxvt-unicode, rewrote most of the display code and internal 1700Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1273character handling to store text in unicode, improve xterm 1701extension, random hacks, numerous bugfixes and extensions.
1274compatibility and apply numerous other bugfixes and extensions.
1275 1702
1276Project Coordinator (Changes 1.0 -) 1703Project Coordinator (Changes 1.0 -)
1277 1704
1705=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1706
1707Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing.
1708
1278=back 1709=back
1279 1710

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