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Revision 1.134 by sasha, Tue Jul 31 22:23:56 2007 UTC vs.
Revision 1.212 by sf-exg, Sun Jan 1 14:31:28 2012 UTC

12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16 16
17This document is also available on the World-Wide-Web at
18L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>.
19
17=head1 FREQUENTLY ASKED QUESTIONS 20=head1 FREQUENTLY ASKED QUESTIONS
18 21
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of 22See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20frequently asked questions and answer to them and some common 23frequently asked questions and answer to them and some common
21problems. That document is also accessible on the World-Wide-Web at 24problems. That document is also accessible on the World-Wide-Web at
22L<http://cvs.schmorp.de/browse/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 right-to-left 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 user friendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
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.
97 100
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<xft>: Attempt to find a visual with the given bit depth; 103Compile I<xft>: Attempt to find a visual with the given bit depth;
101resource B<depth>. 104resource B<depth>.
102 105
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
103=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
104 112
105Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
106 114
107=item B<-rv>|B<+rv> 115=item B<-rv>|B<+rv>
114 122
115=item B<-ss>|B<+ss> 123=item B<-ss>|B<+ss>
116 124
117Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>. 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118 126
119=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 127=item B<-tr>|B<+tr>
120 128
121Turn on/off inheriting parent window's pixmap. Alternative form is 129Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
122B<-tr>; resource B<inheritPixmap>.
123 130
124I<Please note that transparency of any kind if completely unsupported by 131B<-ip> is still accepted as an obsolete alias but will be removed in
125the author. Don't bug him with installation questions! Read the FAQ (man 7 132future versions.
126@@RXVT_NAME@@)!>
127 133
128=item B<-fade> I<number> 134=item B<-fade> I<number>
129 135
130Fade the text by the given percentage when focus is lost. Small values 136Fade the text by the given percentage when focus is lost. Small values
131fade a little only, 100 completely replaces all colours by the fade 137fade a little only, 100 completely replaces all colours by the fade
136Fade to this colour when fading is used (see B<-fade>). The default colour 142Fade to this colour when fading is used (see B<-fade>). The default colour
137is opaque black. resource B<fadeColor>. 143is opaque black. resource B<fadeColor>.
138 144
139=item B<-tint> I<colour> 145=item B<-tint> I<colour>
140 146
141Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
142transparency is enabled with B<-tr> or B<-ip>. This only works for 148resource I<tintColor>.
143non-tiled backgrounds, currently. See also the B<-sh> option that can be
144used to brighten or darken the image in addition to tinting it.
145Please note that certain tint colors could be applued on the server-side,
146thus yeilding performance gain of two orders of magnitude. This colors are:
147blue, red, green, cyan, magenta, yellow, and those close to this; resource
148I<tintColor>. Example:
149
150 @@RXVT_NAME@@ -tr -tint blue -sh 40
151 149
152=item B<-sh> I<number> 150=item B<-sh> I<number>
153 151
154Darken (0 .. 100) or lighten (-1 .. -100) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
155background image in addition to (or instead of) tinting it; 153A value of 100 means no shading; resource I<shading>.
156resource I<shading>.
157 154
158=item B<-blt> I<string> 155=item B<-blt> I<string>
159 156
160Specify background blending type. If background pixmap is specified 157Specify background blending type. If background pixmap is specified
161at the same time as transparency - such pixmap will be blended over 158at the same time as transparency - such pixmap will be blended over
162transparency image, using method specified. Supported values are : 159the transparent background, using the method specified. Supported values are:
163B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 160B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
164B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
165B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is 162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
166alpha-blending; resource I<blendType>. 163alpha-blending. Compile I<afterimage>; resource I<blendType>.
167 164
168=item B<-blr> I<HxV> 165=item B<-blr> I<HxV>
169 166
170Apply Gaussian Blur with the specified radii to the transparent 167Apply Gaussian Blur with the specified radii to the transparent
171background image. If single number is specified - both vertical and 168background. If a single number is specified, the vertical and
172horizontal radii are considered to be the same. Setting one of the 169horizontal radii are considered to be the same. Setting one of the
173radii to 1 and another to a large number creates interesting effects 170radii to 1 and the other to a large number creates interesting effects
174on some backgrounds. Maximum radius value is 128; resource I<blurRadius>. 171on some backgrounds. The maximum radius value is 128. An horizontal or
172vertical radius of 0 disables blurring;
173resource I<blurRadius>.
174
175=item B<-icon> I<file>
176
177Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
178is used by many window managers, taskbars and pagers to represent the
179application window; resource I<iconFile>.
175 180
176=item B<-bg> I<colour> 181=item B<-bg> I<colour>
177 182
178Window background colour; resource B<background>. 183Window background colour; resource B<background>.
179 184
180=item B<-fg> I<colour> 185=item B<-fg> I<colour>
181 186
182Window foreground colour; resource B<foreground>. 187Window foreground colour; resource B<foreground>.
183 188
184=item B<-pixmap> I<file[;geom]> 189=item B<-pixmap> I<file[;oplist]>
185 190
186Compile I<afterimage>: Specify image file for the background and also 191Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
187optionally specify its scaling with a geometry string. Note you may need to 192optionally specify a list of operations to modify it. Note you may need to
188add quotes to avoid special shell interpretation of the C<;> in the 193add quotes to avoid special shell interpretation of the C<;> in the
189command-line; for more details see resource B<backgroundPixmap>. 194command-line; for more details see resource B<backgroundPixmap>.
190 195
191=item B<-cr> I<colour> 196=item B<-cr> I<colour>
192 197
239italic> >> characters are to be printed. See resource B<boldItalicFont> 244italic> >> characters are to be printed. See resource B<boldItalicFont>
240for details. 245for details.
241 246
242=item B<-is>|B<+is> 247=item B<-is>|B<+is>
243 248
244Compile I<font-styles>: Bold/Italic font styles imply high intensity 249Compile I<font-styles>: Bold/Blink font styles imply high intensity
245foreground/background (default). See resource B<intensityStyles> for 250foreground/background (default). See resource B<intensityStyles> for
246details. 251details.
247 252
248=item B<-name> I<name> 253=item B<-name> I<name>
249 254
267 272
268=item B<-sb>|B<+sb> 273=item B<-sb>|B<+sb>
269 274
270Turn on/off scrollbar; resource B<scrollBar>. 275Turn on/off scrollbar; resource B<scrollBar>.
271 276
277=item B<-sr>|B<+sr>
278
279Put scrollbar on right/left; resource B<scrollBar_right>.
280
281=item B<-st>|B<+st>
282
283Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
284resource B<scrollBar_floating>.
285
272=item B<-si>|B<+si> 286=item B<-si>|B<+si>
273 287
274Turn on/off scroll-to-bottom on TTY output inhibit; resource 288Turn on/off scroll-to-bottom on TTY output inhibit; resource
275B<scrollTtyOutput> has opposite effect. 289B<scrollTtyOutput> has opposite effect.
276 290
282=item B<-sw>|B<+sw> 296=item B<-sw>|B<+sw>
283 297
284Turn on/off scrolling with the scrollback buffer as new lines appear. 298Turn on/off scrolling with the scrollback buffer as new lines appear.
285This only takes effect if B<-si> is also given; resource 299This only takes effect if B<-si> is also given; resource
286B<scrollWithBuffer>. 300B<scrollWithBuffer>.
287
288=item B<-sr>|B<+sr>
289
290Put scrollbar on right/left; resource B<scrollBar_right>.
291
292=item B<-st>|B<+st>
293
294Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
295resource B<scrollBar_floating>.
296 301
297=item B<-ptab>|B<+ptab> 302=item B<-ptab>|B<+ptab>
298 303
299If enabled (default), "Horizontal Tab" characters are being stored as 304If enabled (default), "Horizontal Tab" characters are being stored as
300actual wide characters in the screen buffer, which makes it possible to 305actual wide characters in the screen buffer, which makes it possible to
304 309
305=item B<-bc>|B<+bc> 310=item B<-bc>|B<+bc>
306 311
307Blink the cursor; resource B<cursorBlink>. 312Blink the cursor; resource B<cursorBlink>.
308 313
314=item B<-uc>|B<+uc>
315
316Make the cursor underlined; resource B<cursorUnderline>.
317
309=item B<-iconic> 318=item B<-iconic>
310 319
311Start iconified, if the window manager supports that option. 320Start iconified, if the window manager supports that option.
312Alternative form is B<-ic>. 321Alternative form is B<-ic>.
313 322
329 338
330=item B<-bl> 339=item B<-bl>
331 340
332Compile I<frills>: Set MWM hints to request a borderless window, i.e. 341Compile I<frills>: Set MWM hints to request a borderless window, i.e.
333if honoured by the WM, the rxvt-unicode window will not have window 342if honoured by the WM, the rxvt-unicode window will not have window
334decorations; resource B<borderLess>. 343decorations; resource B<borderLess>. If the window manager does not
344support MWM hints (e.g. kwin), enables override-redirect mode.
335 345
336=item B<-override-redirect> 346=item B<-override-redirect>
337 347
338Compile I<frills>: Sets override-redirect on the window; resource 348Compile I<frills>: Sets override-redirect on the window; resource
339B<override-redirect>. 349B<override-redirect>.
347 357
348=item B<-lsp> I<number> 358=item B<-lsp> I<number>
349 359
350Compile I<frills>: Lines (pixel height) to insert between each row of 360Compile I<frills>: Lines (pixel height) to insert between each row of
351the display. Useful to work around font rendering problems; resource 361the display. Useful to work around font rendering problems; resource
352B<linespace>. 362B<lineSpace>.
363
364=item B<-letsp> I<number>
365
366Compile I<frills>: Amount to adjust the computed character width by
367to control overall letter spacing. Negative values will tighten up the
368letter spacing, positive values will space letters out more. Useful to
369work around odd font metrics; resource B<letterSpace>.
353 370
354=item B<-tn> I<termname> 371=item B<-tn> I<termname>
355 372
356This option specifies the name of the terminal type to be set in the 373This option specifies the name of the terminal type to be set in the
357B<TERM> environment variable. This terminal type must exist in the 374B<TERM> environment variable. This terminal type must exist in the
412 429
413=item B<-tcw> 430=item B<-tcw>
414 431
415Change the meaning of triple-click selection with the left mouse 432Change the meaning of triple-click selection with the left mouse
416button. Only effective when the original (non-perl) selection code is 433button. Only effective when the original (non-perl) selection code is
417in-use. Instead of selecting a full line it will extend the selection the 434in-use. Instead of selecting a full line it will extend the selection to
418end of the logical line only. resource B<tripleclickwords>. 435the end of the logical line only. resource B<tripleclickwords>.
419 436
420=item B<-insecure> 437=item B<-insecure>
421 438
422Enable "insecure" mode, which currently enables most of the escape 439Enable "insecure" mode, which currently enables most of the escape
423sequences that echo strings. See the resource B<insecure> for more 440sequences that echo strings. See the resource B<insecure> for more
443 460
444Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 461Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
445will not immediately destroy its window when the program executed within 462will not immediately destroy its window when the program executed within
446it exits. Instead, it will wait till it is being killed or closed by the 463it exits. Instead, it will wait till it is being killed or closed by the
447user; resource B<hold>. 464user; resource B<hold>.
465
466=item B<-cd> I<path>
467
468Sets the working directory for the shell (or the command specified via
469B<-e>). The I<path> must be an absolute path and it must exist for
470@@RXVT_NAME@@ to start; resource B<chdir>.
471
472=item B<-xrm> I<string>
473
474Works like the X Toolkit option of the same name, by adding the I<string>
475as if it were specified in a resource file. Resource values specified this
476way take precedence over all other resource specifications.
477
478Note that you need to use the I<same> syntax as in the .Xdefaults file,
479e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
480options can be specified as long-options on the commandline, so use
481of B<-xrm> is mostly limited to cases where you want to specify other
482resources (e.g. for input methods) or for compatibility with other
483programs.
448 484
449=item B<-keysym.>I<sym> I<string> 485=item B<-keysym.>I<sym> I<string>
450 486
451Remap a key symbol. See resource B<keysym>. 487Remap a key symbol. See resource B<keysym>.
452 488
487If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 523If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
488entries and will not tinker with pty/tty permissions - you have to do that 524entries and will not tinker with pty/tty permissions - you have to do that
489yourself if you want that. 525yourself if you want that.
490 526
491As an extremely special case, specifying C<-1> will completely suppress 527As an extremely special case, specifying C<-1> will completely suppress
492pty/tty operations. 528pty/tty operations, which is probably only useful in conjunction with some
529perl extension that manages the terminal.
493 530
494Here is a example in perl that illustrates how this option can be used (a 531Here is a example in perl that illustrates how this option can be used (a
495longer example is in F<doc/pty-fd>): 532longer example is in F<doc/pty-fd>):
496 533
497 use IO::Pty; 534 use IO::Pty;
511Comma-separated list of perl extension scripts to use (or not to use) in 548Comma-separated list of perl extension scripts to use (or not to use) in
512this terminal instance. See resource B<perl-ext> for details. 549this terminal instance. See resource B<perl-ext> for details.
513 550
514=back 551=back
515 552
516=head1 RESOURCES (available also as long-options) 553=head1 RESOURCES
517 554
518Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 555Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
519options) compiled into your version. 556options) compiled into your version. All resources are also available as
557long-options.
520 558
521You can set and change the resources using X11 tools like B<xrdb>. Many 559You can set and change the resources using X11 tools like B<xrdb>. Many
522distribution do also load settings from the B<~/.Xresources> file when X 560distribution do also load settings from the B<~/.Xresources> file when X
523starts. @@RXVT_NAME@@ will consult the following files/resources in order, 561starts. @@RXVT_NAME@@ will consult the following files/resources in order,
524with later settings overwriting earlier ones: 562with later settings overwriting earlier ones:
525 563
526 1. system-wide app-defaults file, either locale-dependent OR global
527 2. app-defaults file in $XAPPLRESDIR 564 1. app-defaults file in $XAPPLRESDIR
565 2. $HOME/.Xdefaults
528 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 566 3. RESOURCE_MANAGER property on root-window of screen 0
529 4. SCREEN_RESOURCES for the current screen 567 4. SCREEN_RESOURCES property on root-window of the current screen
530 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 568 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
569 6. resources specified via -xrm on the commandline
531 570
532Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 571Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
533names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 572names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
534common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 573common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
535configured, while the class name B<URxvt> allows resources unique to 574configured, while the class name B<URxvt> allows resources unique to
545=item B<depth:> I<bitdepth> 584=item B<depth:> I<bitdepth>
546 585
547Compile I<xft>: Attempt to find a visual with the given bit depth; 586Compile I<xft>: Attempt to find a visual with the given bit depth;
548option B<-depth>. 587option B<-depth>.
549 588
589=item B<buffered:> I<boolean>
590
591Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
592On some card/driver combination enabling it slightly decreases
593performance, on most it greatly helps it. The slowdown is small, so it
594should normally be enabled.
595
550=item B<geometry:> I<geom> 596=item B<geometry:> I<geom>
551 597
552Create the window with the specified X window geometry [default 80x24]; 598Create the window with the specified X window geometry [default 80x24];
553option B<-geometry>. 599option B<-geometry>.
554 600
567Use the specified colour for the colour value I<n>, where 0-7 613Use the specified colour for the colour value I<n>, where 0-7
568corresponds to low-intensity (normal) colours and 8-15 corresponds to 614corresponds to low-intensity (normal) colours and 8-15 corresponds to
569high-intensity (bold = bright foreground, blink = bright background) 615high-intensity (bold = bright foreground, blink = bright background)
570colours. The canonical names are as follows: 0=black, 1=red, 2=green, 616colours. The canonical names are as follows: 0=black, 1=red, 2=green,
5713=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6173=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
572names used are listed in the B<COLORS AND GRAPHICS> section. 618names used are listed in the B<COLOURS AND GRAPHICS> section.
573 619
574Colours higher than 15 cannot be set using resources (yet), but can be 620Colours higher than 15 cannot be set using resources (yet), but can be
575changed using an escape command (see @@RXVT_NAME@@(7)). 621changed using an escape command (see @@RXVT_NAME@@(7)).
576 622
577Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 623Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
588=item B<colorUL:> I<colour> 634=item B<colorUL:> I<colour>
589 635
590Use the specified colour to display underlined characters when the 636Use the specified colour to display underlined characters when the
591foreground colour is the default. 637foreground colour is the default.
592 638
593=item B<colorRV:> I<colour>
594
595Use the specified colour as the background for reverse video characters
596when OPTION_HC is disabled (--disable-frills).
597
598=item B<underlineColor:> I<colour> 639=item B<underlineColor:> I<colour>
599 640
600If set, use the specified colour as the colour for the underline 641If set, use the specified colour as the colour for the underline
601itself. If unset, use the foreground colour. 642itself. If unset, use the foreground colour.
643
644=item B<highlightColor:> I<colour>
645
646If set, use the specified colour as the background for highlighted
647characters. If unset, use reverse video.
648
649=item B<highlightTextColor:> I<colour>
650
651If set and highlightColor is set, use the specified colour as the
652foreground for highlighted characters.
602 653
603=item B<cursorColor:> I<colour> 654=item B<cursorColor:> I<colour>
604 655
605Use the specified colour for the cursor. The default is to use the 656Use the specified colour for the cursor. The default is to use the
606foreground colour; option B<-cr>. 657foreground colour; option B<-cr>.
613 664
614=item B<reverseVideo:> I<boolean> 665=item B<reverseVideo:> I<boolean>
615 666
616B<True>: simulate reverse video by foreground and background colours; 667B<True>: simulate reverse video by foreground and background colours;
617option B<-rv>. B<False>: regular screen colours [default]; option 668option B<-rv>. B<False>: regular screen colours [default]; option
618B<+rv>. See note in B<COLORS AND GRAPHICS> section. 669B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
619 670
620=item B<jumpScroll:> I<boolean> 671=item B<jumpScroll:> I<boolean>
621 672
622B<True>: specify that jump scrolling should be used. When receiving lots 673B<True>: specify that jump scrolling should be used. When receiving lots
623of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines 674of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
637 688
638B<False>: specify that everything is to be displayed, even 689B<False>: specify that everything is to be displayed, even
639if the refresh is too fast for the human eye to read anything (or the 690if the refresh is too fast for the human eye to read anything (or the
640monitor to display anything); option B<+ss>. 691monitor to display anything); option B<+ss>.
641 692
642=item B<inheritPixmap:> I<boolean> 693=item B<transparent:> I<boolean>
643 694
644B<True>: make the background inherit the parent windows' pixmap, giving 695Turn on/off pseudo-transparency by using the root pixmap as background.
645artificial transparency. B<False>: do not inherit the parent windows'
646pixmap.
647 696
648I<Please note that transparency of any kind if completely unsupported by 697B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
649the author. Don't bug him with installation questions!> 698future versions.
650 699
651=item B<fading:> I<number> 700=item B<fading:> I<number>
652 701
653Fade the text by the given percentage when focus is lost; option B<-fade>. 702Fade the text by the given percentage when focus is lost; option B<-fade>.
654 703
657Fade to this colour, when fading is used (see B<fading:>). The default 706Fade to this colour, when fading is used (see B<fading:>). The default
658colour is black; option B<-fadecolor>. 707colour is black; option B<-fadecolor>.
659 708
660=item B<tintColor:> I<colour> 709=item B<tintColor:> I<colour>
661 710
662Tint the transparent background pixmap with the given colour; option 711Tint the transparent background with the given colour. If the RENDER
663B<-tint>. 712extension is not available only black, red, green, yellow, blue,
713magenta, cyan and white tints can be performed server-side. Note that
714a black tint yields a completely black image while a white tint yields
715the image unchanged; option B<-tint>.
664 716
665=item B<shading:> I<number> 717=item B<shading:> I<number>
666 718
667Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 719Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
668in addition to tinting it; option B<-sh>. 720A value of 100 means no shading; option B<-sh>.
669 721
670=item B<blendType:> I<string> 722=item B<blendType:> I<string>
671 723
672Specify background blending type; option B<-blt>. 724Specify background blending type; option B<-blt>.
673 725
674=item B<blurRadius:> I<number> 726=item B<blurRadius:> I<number>
675 727
676Apply Gaussian Blurr with the specified radius to the transparent 728Apply gaussian blur with the specified radius to the transparent
677background image; option B<-blr>. 729background; option B<-blr>.
730
731=item B<iconFile:> I<file>
732
733Set the application icon pixmap; option B<-icon>.
678 734
679=item B<scrollColor:> I<colour> 735=item B<scrollColor:> I<colour>
680 736
681Use the specified colour for the scrollbar [default #B2B2B2]. 737Use the specified colour for the scrollbar [default #B2B2B2].
682 738
688=item B<borderColor:> I<colour> 744=item B<borderColor:> I<colour>
689 745
690The colour of the border around the text area and between the scrollbar 746The colour of the border around the text area and between the scrollbar
691and the text. 747and the text.
692 748
693=item B<backgroundPixmap:> I<file[;geom]> 749=item B<backgroundPixmap:> I<file[;oplist]>
694 750
695Use the specified image file for the background and also optionally 751Use the specified image file for the background and also
696specify its scaling with a geometry string B<WxH+X+Y>, 752optionally specify a colon separated list of operations to modify it.
697in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 753Supported operations are:
754
755=over 4
756
757=item B<WxH+X+Y>
758
759sets scale and position. B<"W" / "H"> specify the horizontal/vertical
698and B<"X" / "Y"> locate the image centre (percent). 760scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
699A scale of 0 displays the image with tiling. A scale of 1 displays the 761scale of 0 disables scaling. The maximum permitted scale is 1000.
700image without any scaling. A scale of 2 to 9 specifies an integer 762
701number of images in that direction. No image will be magnified beyond 763=item B<op=tile>
70210 times its original size. The maximum permitted scale is 1000. 764
703Special string of B<"auto"> used as a geometry will cause image to be 765enables tiling
704automatically scaled to match window size. 766
767=item B<op=keep-aspect>
768
769maintain the image aspect ratio when scaling
770
771=item B<op=root-align>
772
773use the position of the terminal window relative to the root window as
774the image offset, simulating a root window background
775
776=back
777
778The default scale and position setting is C<100x100+50+50>.
779Alternatively, a predefined set of templates can be used to achieve
780the most common setups:
781
782=over 4
783
784=item B<style=tiled>
785
786the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
787
788=item B<style=aspect-stretched>
789
790the image is scaled to fill the whole window maintaining the aspect
791ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
792
793=item B<style=stretched>
794
795the image is scaled to fill the whole window. Equivalent to 100x100
796
797=item B<style=centered>
798
799the image is centered with no scaling. Equivalent to 0x0+50+50
800
801=item B<style=root-tiled>
802
803the image is tiled with no scaling and using 'root' positioning.
804Equivalent to 0x0:op=tile:op=root-align
805
806=back
807
808If multiple templates are specified the last one wins. Note that a
809template overrides all the scale, position and operations settings.
810
705If used in conjunction with B<-tr> option - specified pixmap will be 811If used in conjunction with B<-tr> option, the specified pixmap will be
706blended over transparency image using either alpha-blending, or any 812blended over the transparent background using alpha-blending. If I<afterimage>
707other blending type, specified with B<-blt "type"> option. 813support has been compiled in it is possible to choose other blending
708[default 0x0+50+50] 814types with B<-blt "type"> option.
709 815
710=item B<path:> I<path> 816=item B<path:> I<path>
711 817
712Specify the colon-delimited search path for finding XPM files. 818Specify the colon-delimited search path for finding background image files.
713 819
714=item B<font:> I<fontlist> 820=item B<font:> I<fontlist>
715 821
716Select the fonts to be used. This is a comma separated list of font names 822Select the fonts to be used. This is a comma separated list of font names
717that are checked in order when trying to find glyphs for characters. The 823that are checked in order when trying to find glyphs for characters. The
740it is named first) and thus defines the character cell grid to be 9 pixels 846it is named first) and thus defines the character cell grid to be 9 pixels
741wide and 15 pixels high. 847wide and 15 pixels high.
742 848
743The second font is just used to add additional unicode characters not in 849The second font is just used to add additional unicode characters not in
744the base font, likewise the third, which is unfortunately non-bold, but 850the base font, likewise the third, which is unfortunately non-bold, but
745the bold version of the font does contain less characters, so this is a 851the bold version of the font does contain fewer characters, so this is a
746useful supplement. 852useful supplement.
747 853
748The third font is an Xft font with aliasing turned off, and the characters 854The third font is an Xft font with aliasing turned off, and the characters
749are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 855are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
750contains other characters, but we are not interested in them. 856contains other characters, but we are not interested in them.
774text font will being used for the given style. 880text font will being used for the given style.
775 881
776=item B<intensityStyles:> I<boolean> 882=item B<intensityStyles:> I<boolean>
777 883
778When font styles are not enabled, or this option is enabled (B<True>, 884When font styles are not enabled, or this option is enabled (B<True>,
779option B<-is>, the default), bold and italic font styles imply high 885option B<-is>, the default), bold/blink font styles imply high
780intensity foreground/background colours. Disabling this option (B<False>, 886intensity foreground/background colours. Disabling this option (B<False>,
781option B<+is>) disables this behaviour, the high intensity colours are not 887option B<+is>) disables this behaviour, the high intensity colours are not
782reachable. 888reachable.
783 889
784=item B<selectstyle:> I<mode>
785
786Set mouse selection style to B<old> which is 2.20, B<oldword> which
787is xterm style with 2.20 old word selection, or anything else which
788gives xterm style selection. Only effective when the original (non-perl)
789selection code is in use.
790
791=item B<scrollstyle:> I<mode>
792
793Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
794the author's favourite.
795
796=item B<title:> I<string> 890=item B<title:> I<string>
797 891
798Set window title string, the default title is the command-line 892Set window title string, the default title is the command-line
799specified after the B<-e> option, if any, otherwise the application 893specified after the B<-e> option, if any, otherwise the application
800name; option B<-title>. 894name; option B<-title>.
813=item B<urgentOnBell:> I<boolean> 907=item B<urgentOnBell:> I<boolean>
814 908
815B<True>: set the urgency hint for the wm on receipt of a bell character. 909B<True>: set the urgency hint for the wm on receipt of a bell character.
816B<False>: do not set the urgency hint [default]. 910B<False>: do not set the urgency hint [default].
817 911
912@@RXVT_NAME@@ resets the urgency hint on every focus change.
913
818=item B<visualBell:> I<boolean> 914=item B<visualBell:> I<boolean>
819 915
820B<True>: use visual bell on receipt of a bell character; option B<-vb>. 916B<True>: use visual bell on receipt of a bell character; option B<-vb>.
821B<False>: no visual bell [default]; option B<+vb>. 917B<False>: no visual bell [default]; option B<+vb>.
822 918
845 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 941 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
846 942
847This creates a new file in your home directory with the screen contents 943This creates a new file in your home directory with the screen contents
848every time you hit C<Print>. 944every time you hit C<Print>.
849 945
946=item B<scrollstyle:> I<mode>
947
948Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
949the author's favourite.
950
951=item B<thickness:> I<number>
952
953Set the scrollbar width in pixels.
954
850=item B<scrollBar:> I<boolean> 955=item B<scrollBar:> I<boolean>
851 956
852B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 957B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
853disable the scrollbar; option B<+sb>. 958disable the scrollbar; option B<+sb>.
854 959
873B<False>: do not scroll to bottom when tty receives output; option 978B<False>: do not scroll to bottom when tty receives output; option
874B<+si>. 979B<+si>.
875 980
876=item B<scrollWithBuffer:> I<boolean> 981=item B<scrollWithBuffer:> I<boolean>
877 982
878B<True>: scroll with scrollback buffer when tty receives new lines (and 983B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
879B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 984try to show the same lines) and B<scrollTtyOutput> is False; option
880with scrollback buffer when tty receives new lines; option B<+sw>. 985B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
986new lines; option B<+sw>.
881 987
882=item B<scrollTtyKeypress:> I<boolean> 988=item B<scrollTtyKeypress:> I<boolean>
883 989
884B<True>: scroll to bottom when a non-special key is pressed. Special keys 990B<True>: scroll to bottom when a non-special key is pressed. Special keys
885are those which are intercepted by rxvt-unicode for special handling and 991are those which are intercepted by rxvt-unicode for special handling and
916=item B<termName:> I<termname> 1022=item B<termName:> I<termname>
917 1023
918Specifies the terminal type name to be set in the B<TERM> environment 1024Specifies the terminal type name to be set in the B<TERM> environment
919variable; option B<-tn>. 1025variable; option B<-tn>.
920 1026
921=item B<linespace:> I<number> 1027=item B<lineSpace:> I<number>
922 1028
923Specifies number of lines (pixel height) to insert between each row of 1029Specifies number of lines (pixel height) to insert between each row of
924the display [default 0]; option B<-lsp>. 1030the display [default 0]; option B<-lsp>.
925 1031
926=item B<meta8:> I<boolean> 1032=item B<meta8:> I<boolean>
940 1046
941=item B<cursorBlink:> I<boolean> 1047=item B<cursorBlink:> I<boolean>
942 1048
943B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1049B<True>: blink the cursor. B<False>: do not blink the cursor [default];
944option B<-bc>. 1050option B<-bc>.
1051
1052=item B<cursorUnderline:> I<boolean>
1053
1054B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1055option B<-uc>.
945 1056
946=item B<pointerBlank:> I<boolean> 1057=item B<pointerBlank:> I<boolean>
947 1058
948B<True>: blank the pointer when a key is pressed or after a set number 1059B<True>: blank the pointer when a key is pressed or after a set number
949of seconds of inactivity. B<False>: the pointer is always visible 1060of seconds of inactivity. B<False>: the pointer is always visible
963large number (e.g. C<987654321>) to effectively disable the timeout. 1074large number (e.g. C<987654321>) to effectively disable the timeout.
964 1075
965=item B<backspacekey:> I<string> 1076=item B<backspacekey:> I<string>
966 1077
967The string to send when the backspace key is pressed. If set to B<DEC> 1078The string to send when the backspace key is pressed. If set to B<DEC>
968or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1079or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
969(code 8) - which can be reversed with the appropriate DEC private mode 1080(code 8) - which can be reversed with the appropriate DEC private mode
970escape sequence. 1081escape sequence.
971 1082
972=item B<deletekey:> I<string> 1083=item B<deletekey:> I<string>
973 1084
986will be created). In this mode, characters outside ISO-8859-1 can be used. 1097will be created). In this mode, characters outside ISO-8859-1 can be used.
987 1098
988When the selection extension is not used, only ISO-8859-1 characters can 1099When the selection extension is not used, only ISO-8859-1 characters can
989be used. If not specified, the built-in default is used: 1100be used. If not specified, the built-in default is used:
990 1101
991B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1102B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
992 1103
993=item B<preeditType:> I<style> 1104=item B<preeditType:> I<style>
994 1105
995B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1106B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
996 1107
1052 1163
1053=item B<secondaryScroll:> I<boolean> 1164=item B<secondaryScroll:> I<boolean>
1054 1165
1055Turn on/off secondary screen scroll (default enabled). If this 1166Turn on/off secondary screen scroll (default enabled). If this
1056option is enabled, scrolls on the secondary screen will change the 1167option is enabled, scrolls on the secondary screen will change the
1057scrollback buffer and switching to/from the secondary screen will 1168scrollback buffer and, when secondaryScreen is off, switching
1058instead scroll the screen up. 1169to/from the secondary screen will instead scroll the screen up.
1059 1170
1060=item B<hold>: I<boolean> 1171=item B<hold>: I<boolean>
1061 1172
1062Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1173Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1063will not immediately destroy its window when the program executed within 1174will not immediately destroy its window when the program executed within
1064it exits. Instead, it will wait till it is being killed or closed by the 1175it exits. Instead, it will wait till it is being killed or closed by the
1065user. 1176user.
1177
1178=item B<chdir>: I<path>
1179
1180Sets the working directory for the shell (or the command specified via
1181B<-e>). The I<path> must be an absolute path and it must exist for
1182@@RXVT_NAME@@ to start. If it isn't specified then the current working
1183directory will be used; option B<-cd>.
1066 1184
1067=item B<keysym.>I<sym>: I<string> 1185=item B<keysym.>I<sym>: I<string>
1068 1186
1069Compile I<frills>: Associate I<string> with keysym I<sym>. The 1187Compile I<frills>: Associate I<string> with keysym I<sym>. The
1070intervening resource name B<keysym.> cannot be omitted. 1188intervening resource name B<keysym.> cannot be omitted.
1084searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1202searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1085omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1203omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1086keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1204keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1087performed in an exact manner; however, the closest match is assured. 1205performed in an exact manner; however, the closest match is assured.
1088 1206
1089I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1207I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1090C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1208number), see RESOURCES in C<man 7 X> for further details.
1091C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1092C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1093can start or end with whitespace. B<This feature is deprecated and will
1094be removed>.
1095 1209
1096Please note that you need to double the C<\> in resource files, as
1097Xlib itself does its own de-escaping (you can use C<\033> instead of
1098C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1099processing).
1100
1101You can define a range of keysyms in one shot by providing a I<string> 1210You can define a range of keysyms in one shot by
1211loading the C<keysym-list> perl extension and providing a I<string>
1102with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1212with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1103should be a character not used by the strings. 1213should be a character not used by the strings.
1104 1214
1105Its usage can be demonstrated by an example: 1215Its usage can be demonstrated by an example:
1106 1216
1107 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1217 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1108 1218
1109The above line is equivalent to the following three lines: 1219The above line is equivalent to the following three lines:
1110 1220
1111 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1221 URxvt.keysym.Meta-Control-0x61: \033<a>
1112 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1222 URxvt.keysym.Meta-Control-0x62: \033<b>
1113 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1223 URxvt.keysym.Meta-Control-0x63: \033<c>
1114 1224
1115If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1225If I<string> takes the form of C<command:STRING>, the specified B<STRING>
1116is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1226is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1117example the following means "change the current locale to C<zh_CN.GBK> 1227example the following means "change the current locale to C<zh_CN.GBK>
1118when Control-Meta-c is being pressed": 1228when Control-Meta-c is being pressed":
1119 1229
1120 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1230 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
1121 1231
1122If I<string> takes the form C<perl:STRING>, then the specified B<STRING> 1232If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1123is passed to the C<on_keyboard_command> perl handler. See the @@RXVT_NAME@@perl(3) 1233is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1124manpage. For example, the F<selection> extension (activated via 1234manpage. For example, the F<selection> extension (activated via
1125C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1235C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1126 1236
1127 URxvt.keysym.M-C-c: perl:selection:rot13 1237 URxvt.keysym.M-C-c: perl:selection:rot13
1128 1238
1129Due the the large number of modifier combinations, a defined key mapping 1239Due the the large number of modifier combinations, a defined key mapping
1130will match if at I<at least> the specified identifiers are being set, and 1240will match if I<at least> the specified identifiers are being set, and
1131no other key mappings with those and more bits are being defined. That 1241no other key mappings with those and more bits are being defined. That
1132means that defining a key map for C<a> will automatically provide 1242means that defining a key map for C<a> will automatically provide
1133definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1243definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1134mappings themselves. 1244mappings themselves.
1135 1245
1186all instances, while B<perl-ext> is used for specific instances. 1296all instances, while B<perl-ext> is used for specific instances.
1187 1297
1188=item B<perl-eval>: I<string> 1298=item B<perl-eval>: I<string>
1189 1299
1190Perl code to be evaluated when all extensions have been registered. See 1300Perl code to be evaluated when all extensions have been registered. See
1191the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1301the @@RXVT_NAME@@perl(3) manpage.
1192will be ignored when running setuid/setgid.
1193 1302
1194=item B<perl-lib>: I<path> 1303=item B<perl-lib>: I<path>
1195 1304
1196Colon-separated list of additional directories that hold extension 1305Colon-separated list of additional directories that hold extension
1197scripts. When looking for extensions specified by the C<perl> resource, 1306scripts. When looking for perl extensions, @@RXVT_NAME@@ will first
1198@@RXVT_NAME@@ will first look in these directories and then in 1307look in these directories, then in $HOME/.urxvt/ext and lastly in
1199F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1308F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1200will be ignored when running setuid/setgid.
1201 1309
1202See the @@RXVT_NAME@@perl(3) manpage. 1310See the @@RXVT_NAME@@perl(3) manpage.
1203 1311
1204=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1312=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1205 1313
1227 1335
1228=item B<override-redirect>: I<boolean> 1336=item B<override-redirect>: I<boolean>
1229 1337
1230Compile I<frills>: Sets override-redirect for the terminal window, making 1338Compile I<frills>: Sets override-redirect for the terminal window, making
1231it almost invisible to window managers; option B<-override-redirect>. 1339it almost invisible to window managers; option B<-override-redirect>.
1340
1341=item B<iso14755:> I<boolean>
1342
1343Turn on/off ISO 14755 (default enabled).
1232 1344
1233=item B<iso14755_52:> I<boolean> 1345=item B<iso14755_52:> I<boolean>
1234 1346
1235Turn on/off ISO 14755 5.2 mode (default enabled). 1347Turn on/off ISO 14755 5.2 mode (default enabled).
1236 1348
1379B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1491B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1380it can be seen via the I<who(1)> command, and can accept messages. To 1492it can be seen via the I<who(1)> command, and can accept messages. To
1381allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1493allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1382on some systems or setgid to root or to some other group on others. 1494on some systems or setgid to root or to some other group on others.
1383 1495
1384=head1 COLORS AND GRAPHICS 1496=head1 COLOURS AND GRAPHICS
1385 1497
1386In addition to the default foreground and background colours, 1498In addition to the default foreground and background colours,
1387B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1499B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1388high-intensity bold/blink versions of the same). Here is a list of the 1500high-intensity (potentially bold/blink) versions of the same, and 72 (or
1389colours with their names. 1501240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1502cube plus a 8 (24) colour greyscale ramp.
1503
1504Here is a list of the ANSI colours with their names.
1390 1505
1391=begin table 1506=begin table
1392 1507
1393 B<color0> (black) = Black 1508 B<color0> (black) = Black
1394 B<color1> (red) = Red3 1509 B<color1> (red) = Red3
1414It is also possible to specify the colour values of B<foreground>, 1529It is also possible to specify the colour values of B<foreground>,
1415B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1530B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1416a number 0-15, as a convenient shorthand to reference the colour name of 1531a number 0-15, as a convenient shorthand to reference the colour name of
1417color0-color15. 1532color0-color15.
1418 1533
1419In addition to the colours defined above, @@RXVT_NAME@@ offers an 1534The following text gives values for the standard 88 colour mode (and
1420additional 72 colours. The first 64 of those (with indices 16 to 79) 1535values for the 256 colour mode in parentheses).
1421consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
142216>), followed by 8 additional shades of gray (with indices 80 to 87).
1423 1536
1537The RGB cube uses indices 16..79 (16..231) using the following formulas:
1538
1539 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1540 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1541
1542The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1543steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1544the RGB cube.
1545
1424Together, all those colours implement the 88 colour xterm colours. Only 1546Together, all those colours implement the 88 (256) colour xterm
1425the first 16 can be changed using resources currently, the rest can only 1547colours. Only the first 16 can be changed using resources currently, the
1426be changed via command sequences ("escape codes"). 1548rest can only be changed via command sequences ("escape codes").
1549
1550Applications are advised to use terminfo or command sequences to discover
1551number and RGB values of all colours (yes, you can query this...).
1427 1552
1428Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1553Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1429always swapping the foreground/background colours. This is in contrast to 1554always swapping the foreground/background colours. This is in contrast to
1430I<xterm>(1) where the colours are only swapped if they have not otherwise 1555I<xterm>(1) where the colours are only swapped if they have not otherwise
1431been specified. For example, 1556been specified. For example,
1432 1557
1433=over 4
1434
1435=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1558 @@RXVT_NAME@@ -fg Black -bg White -rv
1436 1559
1437would yield White on Black, while on I<xterm>(1) it would yield Black 1560would yield White on Black, while on I<xterm>(1) it would yield Black on
1438on White. 1561White.
1439
1440=back
1441 1562
1442=head2 ALPHA CHANNEL SUPPORT 1563=head2 ALPHA CHANNEL SUPPORT
1443 1564
1444If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1565If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1445their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1566their act together, rxvt-unicode will do its own alpha channel management:
1446(recommended, but B<MUST> have 4 digits/component) colour specifications, 1567
1447in addition to the ones provided by X, where the additional A component 1568You can prefix any colour with an opaqueness percentage enclosed in
1569brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1570(0-100) that specifies the opacity of the colour, where C<0> is completely
1571transparent and C<100> is completely opaque. For example, C<[50]red> is a
1572half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1573is the recommended format to specify transparency values, and works with
1574all ways to specify a colour.
1575
1576For complete control, rxvt-unicode also supports
1577C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1578specifications, where the additional C<aaaa> component specifies opacity
1448specifies opacity (alpha) values. The minimum value of C<0> is completely 1579(alpha) values. The minimum value of C<0000> is completely transparent,
1449transparent). You can also prefix any color with C<[percent]>, where 1580while C<ffff> is completely opaque). The two example colours from
1450C<percent> is a decimal percentage (0-100) that specifies the opacity of 1581earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1451the color, where C<0> is completely transparent and C<100> is completelxy 1582C<rgba:0000/ff00/0000/f332>.
1452opaque.
1453 1583
1454You probably need to specify B<"-depth 32">, too, and have the luck that 1584You probably need to specify B<"-depth 32">, too, to force a visual with
1455your X-server uses ARGB pixel layout, as X is far from just supporting 1585alpha channels, and have the luck that your X-server uses ARGB pixel
1456ARGB visuals out of the box, and rxvt-unicode just fudges around. 1586layout, as X is far from just supporting ARGB visuals out of the box, and
1587rxvt-unicode just fudges around.
1457 1588
1458For example, the following selects an almost completely transparent red 1589For example, the following selects an almost completely transparent black
1459background, and an almost opaque pink foreground: 1590background, and an almost opaque pink foreground:
1460 1591
1461 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1592 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1462 1593
1463I<Please note that transparency of any kind if completely unsupported by 1594When not using a background image, then the interpretation of the
1464the author. Don't bug him with installation questions!> 1595alpha channel is up to your compositing manager (most interpret it as
1596transparency of course).
1597
1598When using a background pixmap or pseudo-transparency, then the background
1599colour will always behave as if it were completely transparent (so the
1600background image shows instead), regardless of how it was specified, while
1601other colours will either be transparent as specified (the background
1602image will show through) on servers supporting the RENDER extension, or
1603fully opaque on servers not supporting the RENDER EXTENSION.
1604
1605Please note that due to bugs in Xft, specifying alpha values might result
1606in garbage being displayed when the X-server does not support the RENDER
1607extension.
1465 1608
1466=head1 ENVIRONMENT 1609=head1 ENVIRONMENT
1467 1610
1468B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1611B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1469 1612
1475resources or on the command line. 1618resources or on the command line.
1476 1619
1477=item B<COLORTERM> 1620=item B<COLORTERM>
1478 1621
1479Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1622Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1480compiled with XPM support, and optionally with the added extension 1623compiled with background image support, and optionally with the added
1481C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1624extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1625screen.
1482 1626
1483=item B<COLORFGBG> 1627=item B<COLORFGBG>
1484 1628
1485Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1629Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1486the colour code used as default foreground/text colour (or the string 1630the colour code used as default foreground/text colour (or the string
1487C<default> to indicate that the default-colour escape sequence is to be 1631C<default> to indicate that the default-colour escape sequence is to be
1488used), C<bg> is the colour code used as default background colour (or the 1632used), C<bg> is the colour code used as default background colour (or the
1489string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1633string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1490was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1634was compiled with background image support. Libraries like C<ncurses>
1491(and do) use this information to optimize screen output. 1635and C<slang> can (and do) use this information to optimize screen output.
1492 1636
1493=item B<WINDOWID> 1637=item B<WINDOWID>
1494 1638
1495Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1639Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1496window, which usually has subwindows for the scrollbar, the terminal 1640window, which usually has subwindows for the scrollbar, the terminal
1502C<--with-terminfo=PATH>. 1646C<--with-terminfo=PATH>.
1503 1647
1504=item B<DISPLAY> 1648=item B<DISPLAY>
1505 1649
1506Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1650Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1507display in its child processes. 1651display in its child processes if C<-display> isn't used to override. It
1652defaults to C<:0> if it doesn't exist.
1508 1653
1509=item B<SHELL> 1654=item B<SHELL>
1510 1655
1511The shell to be used for command execution, defaults to C</bin/sh>. 1656The shell to be used for command execution, defaults to C</bin/sh>.
1512 1657
1513=item B<RXVT_SOCKET> 1658=item B<RXVT_SOCKET>
1514 1659
1515The unix domain socket path used by @@RXVT_NAME@@c(1) and 1660The unix domain socket path used by @@RXVT_NAME@@c(1) and
1516@@RXVT_NAME@@d(1). 1661@@RXVT_NAME@@d(1).
1517 1662
1518Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1663Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1519 1664
1520=item B<HOME> 1665=item B<HOME>
1521 1666
1522Used to locate the default directory for the unix domain socket for 1667Used to locate the default directory for the unix domain socket for
1523daemon communications and to locate various resource files (such as 1668daemon communications and to locate various resource files (such as
1524C<.Xdefaults>) 1669C<.Xdefaults>)
1525 1670
1526=item B<XAPPLRESDIR> 1671=item B<XAPPLRESDIR>
1527 1672
1528Directory where various X resource files are being located. 1673Directory where application-specific X resource files are located.
1529 1674
1530=item B<XENVIRONMENT> 1675=item B<XENVIRONMENT>
1531 1676
1532If set and accessible, gives the name of a X resource file to be loaded by 1677If set and accessible, gives the name of a X resource file to be loaded by
1533@@RXVT_NAME@@. 1678@@RXVT_NAME@@.
1538 1683
1539=over 4 1684=over 4
1540 1685
1541=item B</usr/lib/X11/rgb.txt> 1686=item B</usr/lib/X11/rgb.txt>
1542 1687
1543Color names. 1688Colour names.
1544 1689
1545=back 1690=back
1546 1691
1547=head1 SEE ALSO 1692=head1 SEE ALSO
1548 1693
1587Project Coordinator (changes.txt 2.21a to 2.4.5) 1732Project Coordinator (changes.txt 2.21a to 2.4.5)
1588 1733
1589=item Geoff Wing L<< <gcw@pobox.com> >> 1734=item Geoff Wing L<< <gcw@pobox.com> >>
1590 1735
1591Rewrote screen display and text selection routines. 1736Rewrote screen display and text selection routines.
1592 1737
1593Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1738Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1594 1739
1595=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1740=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1596 1741
1597Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1742Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1599 1744
1600Project Coordinator (Changes 1.0 -) 1745Project Coordinator (Changes 1.0 -)
1601 1746
1602=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1747=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1603 1748
1604Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1749pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1605 1750
1606=back 1751=back
1607 1752

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