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Revision 1.129 by root, Mon May 28 20:34:56 2007 UTC vs.
Revision 1.220 by root, Fri Sep 21 23:31:43 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<frills>: 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
111=item B<-visual> I<visualID>
112
113Compile I<frills>: Use the given visual (see e.g. C<xdpyinfo> for possible
114visual ids).
115
103=item B<-geometry> I<geom> 116=item B<-geometry> I<geom>
104 117
105Window geometry (B<-g> still respected); resource B<geometry>. 118Window geometry (B<-g> still respected); resource B<geometry>.
106 119
107=item B<-rv>|B<+rv> 120=item B<-rv>|B<+rv>
108 121
109Turn on/off simulated reverse video; resource B<reverseVideo>. 122Turn on/off simulated reverse video; resource B<reverseVideo>.
110 123
111=item B<-j>|B<+j> 124=item B<-j>|B<+j>
112 125
113Turn on/off jump scrolling; resource B<jumpScroll>. 126Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
114 127
115=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 128=item B<-ss>|B<+ss>
116 129
117Turn on/off inheriting parent window's pixmap. Alternative form is 130Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118B<-tr>; resource B<inheritPixmap>.
119 131
120I<Please note that transparency of any kind if completely unsupported by 132=item B<-tr>|B<+tr>
121the author. Don't bug him with installation questions! Read the FAQ (man 7 133
122@@RXVT_NAME@@)!> 134Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
135
136B<-ip> is still accepted as an obsolete alias but will be removed in
137future versions.
123 138
124=item B<-fade> I<number> 139=item B<-fade> I<number>
125 140
126Fade the text by the given percentage when focus is lost. Small values 141Fade the text by the given percentage when focus is lost. Small values
127fade a little only, 100 completely replaces all colours by the fade 142fade a little only, 100 completely replaces all colours by the fade
132Fade to this colour when fading is used (see B<-fade>). The default colour 147Fade to this colour when fading is used (see B<-fade>). The default colour
133is opaque black. resource B<fadeColor>. 148is opaque black. resource B<fadeColor>.
134 149
135=item B<-tint> I<colour> 150=item B<-tint> I<colour>
136 151
137Tint the transparent background pixmap with the given colour when 152Tint the transparent background with the given colour;
138transparency is enabled with B<-tr> or B<-ip>. This only works for 153resource I<tintColor>.
139non-tiled backgrounds, currently. See also the B<-sh> option that can be
140used to brighten or darken the image in addition to tinting it; resource
141I<tintColor>. Example:
142 154
143 @@RXVT_NAME@@ -tr -tint blue -sh 40 155=item B<-sh> I<number>
144 156
145=item B<-sh>
146
147I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 157Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
148background image in addition to tinting it (i.e. B<-tint> must be 158A value of 100 means no shading; resource I<shading>.
149specified, too, e.g. C<-tint white>); resource I<shading>. 159
160=item B<-blr> I<HxV>
161
162Apply Gaussian Blur with the specified radii to the transparent
163background. If a single number is specified, the vertical and
164horizontal radii are considered to be the same. Setting one of the
165radii to 1 and the other to a large number creates interesting effects
166on some backgrounds. The maximum radius value is 128. An horizontal or
167vertical radius of 0 disables blurring;
168resource I<blurRadius>.
169
170=item B<-icon> I<file>
171
172Compile I<pixbuf>: Use the specified image as application icon. This
173is used by many window managers, taskbars and pagers to represent the
174application window; resource I<iconFile>.
150 175
151=item B<-bg> I<colour> 176=item B<-bg> I<colour>
152 177
153Window background colour; resource B<background>. 178Window background colour; resource B<background>.
154 179
155=item B<-fg> I<colour> 180=item B<-fg> I<colour>
156 181
157Window foreground colour; resource B<foreground>. 182Window foreground colour; resource B<foreground>.
158 183
159=item B<-pixmap> I<file[;geom]> 184=item B<-pixmap> I<file[;oplist]>
160 185
161Compile I<XPM>: Specify XPM file for the background and also optionally 186Compile I<pixbuf>: Specify image file for the background and also
162specify its scaling with a geometry string. Note you may need to 187optionally specify a list of operations to modify it. Note you may need to
163add quotes to avoid special shell interpretation of the C<;> in the 188add quotes to avoid special shell interpretation of the C<;> in the
164command-line; resource B<backgroundPixmap>. 189command-line; for more details see resource B<backgroundPixmap>.
165 190
166=item B<-cr> I<colour> 191=item B<-cr> I<colour>
167 192
168The cursor colour; resource B<cursorColor>. 193The cursor colour; resource B<cursorColor>.
169 194
214italic> >> characters are to be printed. See resource B<boldItalicFont> 239italic> >> characters are to be printed. See resource B<boldItalicFont>
215for details. 240for details.
216 241
217=item B<-is>|B<+is> 242=item B<-is>|B<+is>
218 243
219Compile I<font-styles>: Bold/Italic font styles imply high intensity 244Compile I<font-styles>: Bold/Blink font styles imply high intensity
220foreground/background (default). See resource B<intensityStyles> for 245foreground/background (default). See resource B<intensityStyles> for
221details. 246details.
222 247
223=item B<-name> I<name> 248=item B<-name> I<name>
224 249
242 267
243=item B<-sb>|B<+sb> 268=item B<-sb>|B<+sb>
244 269
245Turn on/off scrollbar; resource B<scrollBar>. 270Turn on/off scrollbar; resource B<scrollBar>.
246 271
272=item B<-sr>|B<+sr>
273
274Put scrollbar on right/left; resource B<scrollBar_right>.
275
276=item B<-st>|B<+st>
277
278Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
279resource B<scrollBar_floating>.
280
247=item B<-si>|B<+si> 281=item B<-si>|B<+si>
248 282
249Turn on/off scroll-to-bottom on TTY output inhibit; resource 283Turn on/off scroll-to-bottom on TTY output inhibit; resource
250B<scrollTtyOutput> has opposite effect. 284B<scrollTtyOutput> has opposite effect.
251 285
257=item B<-sw>|B<+sw> 291=item B<-sw>|B<+sw>
258 292
259Turn on/off scrolling with the scrollback buffer as new lines appear. 293Turn on/off scrolling with the scrollback buffer as new lines appear.
260This only takes effect if B<-si> is also given; resource 294This only takes effect if B<-si> is also given; resource
261B<scrollWithBuffer>. 295B<scrollWithBuffer>.
262
263=item B<-sr>|B<+sr>
264
265Put scrollbar on right/left; resource B<scrollBar_right>.
266
267=item B<-st>|B<+st>
268
269Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
270resource B<scrollBar_floating>.
271 296
272=item B<-ptab>|B<+ptab> 297=item B<-ptab>|B<+ptab>
273 298
274If enabled (default), "Horizontal Tab" characters are being stored as 299If enabled (default), "Horizontal Tab" characters are being stored as
275actual wide characters in the screen buffer, which makes it possible to 300actual wide characters in the screen buffer, which makes it possible to
279 304
280=item B<-bc>|B<+bc> 305=item B<-bc>|B<+bc>
281 306
282Blink the cursor; resource B<cursorBlink>. 307Blink the cursor; resource B<cursorBlink>.
283 308
309=item B<-uc>|B<+uc>
310
311Make the cursor underlined; resource B<cursorUnderline>.
312
284=item B<-iconic> 313=item B<-iconic>
285 314
286Start iconified, if the window manager supports that option. 315Start iconified, if the window manager supports that option.
287Alternative form is B<-ic>. 316Alternative form is B<-ic>.
288 317
304 333
305=item B<-bl> 334=item B<-bl>
306 335
307Compile I<frills>: Set MWM hints to request a borderless window, i.e. 336Compile I<frills>: Set MWM hints to request a borderless window, i.e.
308if honoured by the WM, the rxvt-unicode window will not have window 337if honoured by the WM, the rxvt-unicode window will not have window
309decorations; resource B<borderLess>. 338decorations; resource B<borderLess>. If the window manager does not
339support MWM hints (e.g. kwin), enables override-redirect mode.
310 340
311=item B<-override-redirect> 341=item B<-override-redirect>
312 342
313Compile I<frills>: Sets override-redirect on the window; resource 343Compile I<frills>: Sets override-redirect on the window; resource
314B<override-redirect>. 344B<override-redirect>.
322 352
323=item B<-lsp> I<number> 353=item B<-lsp> I<number>
324 354
325Compile I<frills>: Lines (pixel height) to insert between each row of 355Compile I<frills>: Lines (pixel height) to insert between each row of
326the display. Useful to work around font rendering problems; resource 356the display. Useful to work around font rendering problems; resource
327B<linespace>. 357B<lineSpace>.
358
359=item B<-letsp> I<number>
360
361Compile I<frills>: Amount to adjust the computed character width by
362to control overall letter spacing. Negative values will tighten up the
363letter spacing, positive values will space letters out more. Useful to
364work around odd font metrics; resource B<letterSpace>.
328 365
329=item B<-tn> I<termname> 366=item B<-tn> I<termname>
330 367
331This option specifies the name of the terminal type to be set in the 368This option specifies the name of the terminal type to be set in the
332B<TERM> environment variable. This terminal type must exist in the 369B<TERM> environment variable. This terminal type must exist in the
387 424
388=item B<-tcw> 425=item B<-tcw>
389 426
390Change the meaning of triple-click selection with the left mouse 427Change the meaning of triple-click selection with the left mouse
391button. Only effective when the original (non-perl) selection code is 428button. Only effective when the original (non-perl) selection code is
392in-use. Instead of selecting a full line it will extend the selection the 429in-use. Instead of selecting a full line it will extend the selection to
393end of the logical line only. resource B<tripleclickwords>. 430the end of the logical line only. resource B<tripleclickwords>.
394 431
395=item B<-insecure> 432=item B<-insecure>
396 433
397Enable "insecure" mode, which currently enables most of the escape 434Enable "insecure" mode, which currently enables most of the escape
398sequences that echo strings. See the resource B<insecure> for more 435sequences that echo strings. See the resource B<insecure> for more
418 455
419Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 456Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
420will not immediately destroy its window when the program executed within 457will not immediately destroy its window when the program executed within
421it exits. Instead, it will wait till it is being killed or closed by the 458it exits. Instead, it will wait till it is being killed or closed by the
422user; resource B<hold>. 459user; resource B<hold>.
460
461=item B<-cd> I<path>
462
463Sets the working directory for the shell (or the command specified via
464B<-e>). The I<path> must be an absolute path and it must exist for
465@@RXVT_NAME@@ to start; resource B<chdir>.
466
467=item B<-xrm> I<string>
468
469Works like the X Toolkit option of the same name, by adding the I<string>
470as if it were specified in a resource file. Resource values specified this
471way take precedence over all other resource specifications.
472
473Note that you need to use the I<same> syntax as in the .Xdefaults file,
474e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
475options can be specified as long-options on the commandline, so use
476of B<-xrm> is mostly limited to cases where you want to specify other
477resources (e.g. for input methods) or for compatibility with other
478programs.
423 479
424=item B<-keysym.>I<sym> I<string> 480=item B<-keysym.>I<sym> I<string>
425 481
426Remap a key symbol. See resource B<keysym>. 482Remap a key symbol. See resource B<keysym>.
427 483
462If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 518If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
463entries and will not tinker with pty/tty permissions - you have to do that 519entries and will not tinker with pty/tty permissions - you have to do that
464yourself if you want that. 520yourself if you want that.
465 521
466As an extremely special case, specifying C<-1> will completely suppress 522As an extremely special case, specifying C<-1> will completely suppress
467pty/tty operations. 523pty/tty operations, which is probably only useful in conjunction with some
524perl extension that manages the terminal.
468 525
469Here is a example in perl that illustrates how this option can be used (a 526Here is a example in perl that illustrates how this option can be used (a
470longer example is in F<doc/pty-fd>): 527longer example is in F<doc/pty-fd>):
471 528
472 use IO::Pty; 529 use IO::Pty;
486Comma-separated list of perl extension scripts to use (or not to use) in 543Comma-separated list of perl extension scripts to use (or not to use) in
487this terminal instance. See resource B<perl-ext> for details. 544this terminal instance. See resource B<perl-ext> for details.
488 545
489=back 546=back
490 547
491=head1 RESOURCES (available also as long-options) 548=head1 RESOURCES
492 549
493Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 550Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
494options) compiled into your version. 551options) compiled into your version. All resources are also available as
552long-options.
495 553
496You can set and change the resources using X11 tools like B<xrdb>. Many 554You can set and change the resources using X11 tools like B<xrdb>. Many
497distribution do also load settings from the B<~/.Xresources> file when X 555distribution do also load settings from the B<~/.Xresources> file when X
498starts. @@RXVT_NAME@@ will consult the following files/resources in order, 556starts. @@RXVT_NAME@@ will consult the following files/resources in order,
499with later settings overwriting earlier ones: 557with later settings overwriting earlier ones:
500 558
501 1. system-wide app-defaults file, either locale-dependent OR global
502 2. app-defaults file in $XAPPLRESDIR 559 1. app-defaults file in $XAPPLRESDIR
560 2. $HOME/.Xdefaults
503 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 561 3. RESOURCE_MANAGER property on root-window of screen 0
504 4. SCREEN_RESOURCES for the current screen 562 4. SCREEN_RESOURCES property on root-window of the current screen
505 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 563 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
564 6. resources specified via -xrm on the commandline
506 565
507Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 566Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
508names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 567names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
509common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 568common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
510configured, while the class name B<URxvt> allows resources unique to 569configured, while the class name B<URxvt> allows resources unique to
520=item B<depth:> I<bitdepth> 579=item B<depth:> I<bitdepth>
521 580
522Compile I<xft>: Attempt to find a visual with the given bit depth; 581Compile I<xft>: Attempt to find a visual with the given bit depth;
523option B<-depth>. 582option B<-depth>.
524 583
584=item B<buffered:> I<boolean>
585
586Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
587On some card/driver combination enabling it slightly decreases
588performance, on most it greatly helps it. The slowdown is small, so it
589should normally be enabled.
590
525=item B<geometry:> I<geom> 591=item B<geometry:> I<geom>
526 592
527Create the window with the specified X window geometry [default 80x24]; 593Create the window with the specified X window geometry [default 80x24];
528option B<-geometry>. 594option B<-geometry>.
529 595
542Use the specified colour for the colour value I<n>, where 0-7 608Use the specified colour for the colour value I<n>, where 0-7
543corresponds to low-intensity (normal) colours and 8-15 corresponds to 609corresponds to low-intensity (normal) colours and 8-15 corresponds to
544high-intensity (bold = bright foreground, blink = bright background) 610high-intensity (bold = bright foreground, blink = bright background)
545colours. The canonical names are as follows: 0=black, 1=red, 2=green, 611colours. The canonical names are as follows: 0=black, 1=red, 2=green,
5463=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6123=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
547names used are listed in the B<COLORS AND GRAPHICS> section. 613names used are listed in the B<COLOURS AND GRAPHICS> section.
548 614
549Colours higher than 15 cannot be set using resources (yet), but can be 615Colours higher than 15 cannot be set using resources (yet), but can be
550changed using an escape command (see @@RXVT_NAME@@(7)). 616changed using an escape command (see @@RXVT_NAME@@(7)).
551 617
552Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 618Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
563=item B<colorUL:> I<colour> 629=item B<colorUL:> I<colour>
564 630
565Use the specified colour to display underlined characters when the 631Use the specified colour to display underlined characters when the
566foreground colour is the default. 632foreground colour is the default.
567 633
568=item B<colorRV:> I<colour>
569
570Use the specified colour as the background for reverse video characters
571when OPTION_HC is disabled (--disable-frills).
572
573=item B<underlineColor:> I<colour> 634=item B<underlineColor:> I<colour>
574 635
575If set, use the specified colour as the colour for the underline 636If set, use the specified colour as the colour for the underline
576itself. If unset, use the foreground colour. 637itself. If unset, use the foreground colour.
638
639=item B<highlightColor:> I<colour>
640
641If set, use the specified colour as the background for highlighted
642characters. If unset, use reverse video.
643
644=item B<highlightTextColor:> I<colour>
645
646If set and highlightColor is set, use the specified colour as the
647foreground for highlighted characters.
577 648
578=item B<cursorColor:> I<colour> 649=item B<cursorColor:> I<colour>
579 650
580Use the specified colour for the cursor. The default is to use the 651Use the specified colour for the cursor. The default is to use the
581foreground colour; option B<-cr>. 652foreground colour; option B<-cr>.
588 659
589=item B<reverseVideo:> I<boolean> 660=item B<reverseVideo:> I<boolean>
590 661
591B<True>: simulate reverse video by foreground and background colours; 662B<True>: simulate reverse video by foreground and background colours;
592option B<-rv>. B<False>: regular screen colours [default]; option 663option B<-rv>. B<False>: regular screen colours [default]; option
593B<+rv>. See note in B<COLORS AND GRAPHICS> section. 664B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
594 665
595=item B<jumpScroll:> I<boolean> 666=item B<jumpScroll:> I<boolean>
596 667
597B<True>: specify that jump scrolling should be used. When scrolling 668B<True>: specify that jump scrolling should be used. When receiving lots
598quickly, fewer screen updates are performed [default]; option B<-j>. 669of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
670has been read, resulting in fewer updates while still displaying every
671received line; option B<-j>.
672
599B<False>: specify that smooth scrolling should be used; option B<+j>. 673B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
674force a screen refresh on each new line it received; option B<+j>.
600 675
601=item B<inheritPixmap:> I<boolean> 676=item B<skipScroll:> I<boolean>
602 677
603B<True>: make the background inherit the parent windows' pixmap, giving 678B<True>: (the default) specify that skip scrolling should be used. When
604artificial transparency. B<False>: do not inherit the parent windows' 679receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
605pixmap. 680(around 60 times per second), resulting in far fewer updates. This can
681result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
682option B<-ss>.
606 683
607I<Please note that transparency of any kind if completely unsupported by 684B<False>: specify that everything is to be displayed, even
608the author. Don't bug him with installation questions!> 685if the refresh is too fast for the human eye to read anything (or the
686monitor to display anything); option B<+ss>.
687
688=item B<transparent:> I<boolean>
689
690Turn on/off pseudo-transparency by using the root pixmap as background.
691
692B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
693future versions.
609 694
610=item B<fading:> I<number> 695=item B<fading:> I<number>
611 696
612Fade the text by the given percentage when focus is lost; option B<-fade>. 697Fade the text by the given percentage when focus is lost; option B<-fade>.
613 698
616Fade to this colour, when fading is used (see B<fading:>). The default 701Fade to this colour, when fading is used (see B<fading:>). The default
617colour is black; option B<-fadecolor>. 702colour is black; option B<-fadecolor>.
618 703
619=item B<tintColor:> I<colour> 704=item B<tintColor:> I<colour>
620 705
621Tint the transparent background pixmap with the given colour; option 706Tint the transparent background with the given colour. If the RENDER
622B<-tint>. 707extension is not available only black, red, green, yellow, blue,
708magenta, cyan and white tints can be performed server-side. Note that
709a black tint yields a completely black image while a white tint yields
710the image unchanged; option B<-tint>.
623 711
624=item B<shading:> I<number> 712=item B<shading:> I<number>
625 713
626Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 714Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
627in addition to tinting it; option B<-sh>. 715A value of 100 means no shading; option B<-sh>.
716
717=item B<blurRadius:> I<number>
718
719Apply gaussian blur with the specified radius to the transparent
720background; option B<-blr>.
721
722=item B<iconFile:> I<file>
723
724Set the application icon pixmap; option B<-icon>.
628 725
629=item B<scrollColor:> I<colour> 726=item B<scrollColor:> I<colour>
630 727
631Use the specified colour for the scrollbar [default #B2B2B2]. 728Use the specified colour for the scrollbar [default #B2B2B2].
632 729
638=item B<borderColor:> I<colour> 735=item B<borderColor:> I<colour>
639 736
640The colour of the border around the text area and between the scrollbar 737The colour of the border around the text area and between the scrollbar
641and the text. 738and the text.
642 739
643=item B<backgroundPixmap:> I<file[;geom]> 740=item B<backgroundPixmap:> I<file[;oplist]>
644 741
645Use the specified XPM file (note the `.xpm' extension is optional) for 742Use the specified image file for the background and also
646the background and also optionally specify its scaling with a geometry 743optionally specify a colon separated list of operations to modify it.
647string B<WxH+X+Y>, in which B<"W" / "H"> specify the 744Supported operations are:
648horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image 745
649centre (percent). A scale of 0 displays the image with tiling. A scale 746=over 4
650of 1 displays the image without any scaling. A scale of 2 to 9 747
651specifies an integer number of images in that direction. No image will 748=item B<WxH+X+Y>
652be magnified beyond 10 times its original size. The maximum permitted 749
653scale is 1000. [default 0x0+50+50] 750sets scale and position. B<"W" / "H"> specify the horizontal/vertical
751scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
752scale of 0 disables scaling.
753
754=item B<op=tile>
755
756enables tiling
757
758=item B<op=keep-aspect>
759
760maintain the image aspect ratio when scaling
761
762=item B<op=root-align>
763
764use the position of the terminal window relative to the root window as
765the image offset, simulating a root window background
766
767=back
768
769The default scale and position setting is C<100x100+50+50>.
770Alternatively, a predefined set of templates can be used to achieve
771the most common setups:
772
773=over 4
774
775=item B<style=tiled>
776
777the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
778
779=item B<style=aspect-stretched>
780
781the image is scaled to fill the whole window maintaining the aspect
782ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
783
784=item B<style=stretched>
785
786the image is scaled to fill the whole window. Equivalent to 100x100
787
788=item B<style=centered>
789
790the image is centered with no scaling. Equivalent to 0x0+50+50
791
792=item B<style=root-tiled>
793
794the image is tiled with no scaling and using 'root' positioning.
795Equivalent to 0x0:op=tile:op=root-align
796
797=back
798
799If multiple templates are specified the last one wins. Note that a
800template overrides all the scale, position and operations settings.
801
802If used in conjunction with B<-tr> option, the specified pixmap will be
803blended over the transparent background using alpha-blending.
654 804
655=item B<path:> I<path> 805=item B<path:> I<path>
656 806
657Specify the colon-delimited search path for finding XPM files. 807Specify the colon-delimited search path for finding background image files.
658 808
659=item B<font:> I<fontlist> 809=item B<font:> I<fontlist>
660 810
661Select the fonts to be used. This is a comma separated list of font names 811Select the fonts to be used. This is a comma separated list of font names
662that are checked in order when trying to find glyphs for characters. The 812that are checked in order when trying to find glyphs for characters. The
685it is named first) and thus defines the character cell grid to be 9 pixels 835it is named first) and thus defines the character cell grid to be 9 pixels
686wide and 15 pixels high. 836wide and 15 pixels high.
687 837
688The second font is just used to add additional unicode characters not in 838The second font is just used to add additional unicode characters not in
689the base font, likewise the third, which is unfortunately non-bold, but 839the base font, likewise the third, which is unfortunately non-bold, but
690the bold version of the font does contain less characters, so this is a 840the bold version of the font does contain fewer characters, so this is a
691useful supplement. 841useful supplement.
692 842
693The third font is an Xft font with aliasing turned off, and the characters 843The third font is an Xft font with aliasing turned off, and the characters
694are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 844are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
695contains other characters, but we are not interested in them. 845contains other characters, but we are not interested in them.
719text font will being used for the given style. 869text font will being used for the given style.
720 870
721=item B<intensityStyles:> I<boolean> 871=item B<intensityStyles:> I<boolean>
722 872
723When font styles are not enabled, or this option is enabled (B<True>, 873When font styles are not enabled, or this option is enabled (B<True>,
724option B<-is>, the default), bold and italic font styles imply high 874option B<-is>, the default), bold/blink font styles imply high
725intensity foreground/background colours. Disabling this option (B<False>, 875intensity foreground/background colours. Disabling this option (B<False>,
726option B<+is>) disables this behaviour, the high intensity colours are not 876option B<+is>) disables this behaviour, the high intensity colours are not
727reachable. 877reachable.
728 878
729=item B<selectstyle:> I<mode>
730
731Set mouse selection style to B<old> which is 2.20, B<oldword> which
732is xterm style with 2.20 old word selection, or anything else which
733gives xterm style selection. Only effective when the original (non-perl)
734selection code is in use.
735
736=item B<scrollstyle:> I<mode>
737
738Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
739the author's favourite.
740
741=item B<title:> I<string> 879=item B<title:> I<string>
742 880
743Set window title string, the default title is the command-line 881Set window title string, the default title is the command-line
744specified after the B<-e> option, if any, otherwise the application 882specified after the B<-e> option, if any, otherwise the application
745name; option B<-title>. 883name; option B<-title>.
758=item B<urgentOnBell:> I<boolean> 896=item B<urgentOnBell:> I<boolean>
759 897
760B<True>: set the urgency hint for the wm on receipt of a bell character. 898B<True>: set the urgency hint for the wm on receipt of a bell character.
761B<False>: do not set the urgency hint [default]. 899B<False>: do not set the urgency hint [default].
762 900
901@@RXVT_NAME@@ resets the urgency hint on every focus change.
902
763=item B<visualBell:> I<boolean> 903=item B<visualBell:> I<boolean>
764 904
765B<True>: use visual bell on receipt of a bell character; option B<-vb>. 905B<True>: use visual bell on receipt of a bell character; option B<-vb>.
766B<False>: no visual bell [default]; option B<+vb>. 906B<False>: no visual bell [default]; option B<+vb>.
767 907
790 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 930 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
791 931
792This creates a new file in your home directory with the screen contents 932This creates a new file in your home directory with the screen contents
793every time you hit C<Print>. 933every time you hit C<Print>.
794 934
935=item B<scrollstyle:> I<mode>
936
937Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
938the author's favourite.
939
940=item B<thickness:> I<number>
941
942Set the scrollbar width in pixels.
943
795=item B<scrollBar:> I<boolean> 944=item B<scrollBar:> I<boolean>
796 945
797B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 946B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
798disable the scrollbar; option B<+sb>. 947disable the scrollbar; option B<+sb>.
799 948
818B<False>: do not scroll to bottom when tty receives output; option 967B<False>: do not scroll to bottom when tty receives output; option
819B<+si>. 968B<+si>.
820 969
821=item B<scrollWithBuffer:> I<boolean> 970=item B<scrollWithBuffer:> I<boolean>
822 971
823B<True>: scroll with scrollback buffer when tty receives new lines (and 972B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
824B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 973try to show the same lines) and B<scrollTtyOutput> is False; option
825with scrollback buffer when tty receives new lines; option B<+sw>. 974B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
975new lines; option B<+sw>.
826 976
827=item B<scrollTtyKeypress:> I<boolean> 977=item B<scrollTtyKeypress:> I<boolean>
828 978
829B<True>: scroll to bottom when a non-special key is pressed. Special keys 979B<True>: scroll to bottom when a non-special key is pressed. Special keys
830are those which are intercepted by rxvt-unicode for special handling and 980are those which are intercepted by rxvt-unicode for special handling and
861=item B<termName:> I<termname> 1011=item B<termName:> I<termname>
862 1012
863Specifies the terminal type name to be set in the B<TERM> environment 1013Specifies the terminal type name to be set in the B<TERM> environment
864variable; option B<-tn>. 1014variable; option B<-tn>.
865 1015
866=item B<linespace:> I<number> 1016=item B<lineSpace:> I<number>
867 1017
868Specifies number of lines (pixel height) to insert between each row of 1018Specifies number of lines (pixel height) to insert between each row of
869the display [default 0]; option B<-lsp>. 1019the display [default 0]; option B<-lsp>.
870 1020
871=item B<meta8:> I<boolean> 1021=item B<meta8:> I<boolean>
885 1035
886=item B<cursorBlink:> I<boolean> 1036=item B<cursorBlink:> I<boolean>
887 1037
888B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1038B<True>: blink the cursor. B<False>: do not blink the cursor [default];
889option B<-bc>. 1039option B<-bc>.
1040
1041=item B<cursorUnderline:> I<boolean>
1042
1043B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1044option B<-uc>.
890 1045
891=item B<pointerBlank:> I<boolean> 1046=item B<pointerBlank:> I<boolean>
892 1047
893B<True>: blank the pointer when a key is pressed or after a set number 1048B<True>: blank the pointer when a key is pressed or after a set number
894of seconds of inactivity. B<False>: the pointer is always visible 1049of seconds of inactivity. B<False>: the pointer is always visible
908large number (e.g. C<987654321>) to effectively disable the timeout. 1063large number (e.g. C<987654321>) to effectively disable the timeout.
909 1064
910=item B<backspacekey:> I<string> 1065=item B<backspacekey:> I<string>
911 1066
912The string to send when the backspace key is pressed. If set to B<DEC> 1067The string to send when the backspace key is pressed. If set to B<DEC>
913or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1068or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
914(code 8) - which can be reversed with the appropriate DEC private mode 1069(code 8) - which can be reversed with the appropriate DEC private mode
915escape sequence. 1070escape sequence.
916 1071
917=item B<deletekey:> I<string> 1072=item B<deletekey:> I<string>
918 1073
931will be created). In this mode, characters outside ISO-8859-1 can be used. 1086will be created). In this mode, characters outside ISO-8859-1 can be used.
932 1087
933When the selection extension is not used, only ISO-8859-1 characters can 1088When the selection extension is not used, only ISO-8859-1 characters can
934be used. If not specified, the built-in default is used: 1089be used. If not specified, the built-in default is used:
935 1090
936B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1091B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
937 1092
938=item B<preeditType:> I<style> 1093=item B<preeditType:> I<style>
939 1094
940B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1095B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
941 1096
997 1152
998=item B<secondaryScroll:> I<boolean> 1153=item B<secondaryScroll:> I<boolean>
999 1154
1000Turn on/off secondary screen scroll (default enabled). If this 1155Turn on/off secondary screen scroll (default enabled). If this
1001option is enabled, scrolls on the secondary screen will change the 1156option is enabled, scrolls on the secondary screen will change the
1002scrollback buffer and switching to/from the secondary screen will 1157scrollback buffer and, when secondaryScreen is off, switching
1003instead scroll the screen up. 1158to/from the secondary screen will instead scroll the screen up.
1004 1159
1005=item B<hold>: I<boolean> 1160=item B<hold>: I<boolean>
1006 1161
1007Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1162Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1008will not immediately destroy its window when the program executed within 1163will not immediately destroy its window when the program executed within
1009it exits. Instead, it will wait till it is being killed or closed by the 1164it exits. Instead, it will wait till it is being killed or closed by the
1010user. 1165user.
1166
1167=item B<chdir>: I<path>
1168
1169Sets the working directory for the shell (or the command specified via
1170B<-e>). The I<path> must be an absolute path and it must exist for
1171@@RXVT_NAME@@ to start. If it isn't specified then the current working
1172directory will be used; option B<-cd>.
1011 1173
1012=item B<keysym.>I<sym>: I<string> 1174=item B<keysym.>I<sym>: I<string>
1013 1175
1014Compile I<frills>: Associate I<string> with keysym I<sym>. The 1176Compile I<frills>: Associate I<string> with keysym I<sym>. The
1015intervening resource name B<keysym.> cannot be omitted. 1177intervening resource name B<keysym.> cannot be omitted.
1029searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1191searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1030omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1192omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1031keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1193keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1032performed in an exact manner; however, the closest match is assured. 1194performed in an exact manner; however, the closest match is assured.
1033 1195
1034I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1196I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1035C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1197number), see RESOURCES in C<man 7 X> for further details.
1036C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1037C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1038can start or end with whitespace. B<This feature is deprecated and will
1039be removed>.
1040 1198
1041Please note that you need to double the C<\> in resource files, as
1042Xlib itself does its own de-escaping (you can use C<\033> instead of
1043C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1044processing).
1045
1046You can define a range of keysyms in one shot by providing a I<string> 1199You can define a range of keysyms in one shot by
1200loading the C<keysym-list> perl extension and providing a I<string>
1047with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1201with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1048should be a character not used by the strings. 1202should be a character not used by the strings.
1049 1203
1050Its usage can be demonstrated by an example: 1204Its usage can be demonstrated by an example:
1051 1205
1052 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1206 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1053 1207
1054The above line is equivalent to the following three lines: 1208The above line is equivalent to the following three lines:
1055 1209
1056 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1210 URxvt.keysym.Meta-Control-0x61: \033<a>
1057 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1211 URxvt.keysym.Meta-Control-0x62: \033<b>
1058 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1212 URxvt.keysym.Meta-Control-0x63: \033<c>
1059 1213
1060If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1214If I<string> takes the form of C<command:STRING>, the specified B<STRING>
1061is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1215is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1062example the following means "change the current locale to C<zh_CN.GBK> 1216example the following means "change the current locale to C<zh_CN.GBK>
1063when Control-Meta-c is being pressed": 1217when Control-Meta-c is being pressed":
1064 1218
1065 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1219 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
1066 1220
1067If I<string> takes the form C<perl:STRING>, then the specified B<STRING> 1221If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1068is passed to the C<on_keyboard_command> perl handler. See the @@RXVT_NAME@@perl(3) 1222is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1069manpage. For example, the F<selection> extension (activated via 1223manpage. For example, the F<selection> extension (activated via
1070C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1224C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1071 1225
1072 URxvt.keysym.M-C-c: perl:selection:rot13 1226 URxvt.keysym.M-C-c: perl:selection:rot13
1073 1227
1074Due the the large number of modifier combinations, a defined key mapping 1228Due the the large number of modifier combinations, a defined key mapping
1075will match if at I<at least> the specified identifiers are being set, and 1229will match if I<at least> the specified identifiers are being set, and
1076no other key mappings with those and more bits are being defined. That 1230no other key mappings with those and more bits are being defined. That
1077means that defining a key map for C<a> will automatically provide 1231means that defining a key map for C<a> will automatically provide
1078definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1232definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1079mappings themselves. 1233mappings themselves.
1080 1234
1131all instances, while B<perl-ext> is used for specific instances. 1285all instances, while B<perl-ext> is used for specific instances.
1132 1286
1133=item B<perl-eval>: I<string> 1287=item B<perl-eval>: I<string>
1134 1288
1135Perl code to be evaluated when all extensions have been registered. See 1289Perl code to be evaluated when all extensions have been registered. See
1136the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1290the @@RXVT_NAME@@perl(3) manpage.
1137will be ignored when running setuid/setgid.
1138 1291
1139=item B<perl-lib>: I<path> 1292=item B<perl-lib>: I<path>
1140 1293
1141Colon-separated list of additional directories that hold extension 1294Colon-separated list of additional directories that hold extension
1142scripts. When looking for extensions specified by the C<perl> resource, 1295scripts. When looking for perl extensions, @@RXVT_NAME@@ will first look
1143@@RXVT_NAME@@ will first look in these directories and then in 1296in these directories, then in C<$URXVT_PERL_LIB>, F<$HOME/.urxvt/ext> and
1144F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1297lastly in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1145will be ignored when running setuid/setgid.
1146 1298
1147See the @@RXVT_NAME@@perl(3) manpage. 1299See the @@RXVT_NAME@@perl(3) manpage.
1148 1300
1149=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1301=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1150 1302
1172 1324
1173=item B<override-redirect>: I<boolean> 1325=item B<override-redirect>: I<boolean>
1174 1326
1175Compile I<frills>: Sets override-redirect for the terminal window, making 1327Compile I<frills>: Sets override-redirect for the terminal window, making
1176it almost invisible to window managers; option B<-override-redirect>. 1328it almost invisible to window managers; option B<-override-redirect>.
1329
1330=item B<iso14755:> I<boolean>
1331
1332Turn on/off ISO 14755 (default enabled).
1333
1334=item B<iso14755_52:> I<boolean>
1335
1336Turn on/off ISO 14755 5.2 mode (default enabled).
1177 1337
1178=back 1338=back
1179 1339
1180=head1 THE SCROLLBAR 1340=head1 THE SCROLLBAR
1181 1341
1252 1412
1253=head1 ISO 14755 SUPPORT 1413=head1 ISO 14755 SUPPORT
1254 1414
1255ISO 14755 is a standard for entering and viewing unicode characters 1415ISO 14755 is a standard for entering and viewing unicode characters
1256and character codes using the keyboard. It consists of 4 parts. The 1416and character codes using the keyboard. It consists of 4 parts. The
1257first part is available rxvt-unicode has been compiled with 1417first part is available if rxvt-unicode has been compiled with
1258C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1418C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1259with C<--enable-iso14755>. 1419with C<--enable-iso14755>.
1260 1420
1261=over 4 1421=over 4
1262 1422
1320B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1480B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1321it can be seen via the I<who(1)> command, and can accept messages. To 1481it can be seen via the I<who(1)> command, and can accept messages. To
1322allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1482allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1323on some systems or setgid to root or to some other group on others. 1483on some systems or setgid to root or to some other group on others.
1324 1484
1325=head1 COLORS AND GRAPHICS 1485=head1 COLOURS AND GRAPHICS
1326 1486
1327In addition to the default foreground and background colours, 1487In addition to the default foreground and background colours,
1328B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1488B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1329high-intensity bold/blink versions of the same). Here is a list of the 1489high-intensity (potentially bold/blink) versions of the same, and 72 (or
1330colours with their names. 1490240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1491cube plus a 8 (24) colour greyscale ramp.
1492
1493Here is a list of the ANSI colours with their names.
1331 1494
1332=begin table 1495=begin table
1333 1496
1334 B<color0> (black) = Black 1497 B<color0> (black) = Black
1335 B<color1> (red) = Red3 1498 B<color1> (red) = Red3
1355It is also possible to specify the colour values of B<foreground>, 1518It is also possible to specify the colour values of B<foreground>,
1356B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1519B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1357a number 0-15, as a convenient shorthand to reference the colour name of 1520a number 0-15, as a convenient shorthand to reference the colour name of
1358color0-color15. 1521color0-color15.
1359 1522
1360In addition to the colours defined above, @@RXVT_NAME@@ offers an 1523The following text gives values for the standard 88 colour mode (and
1361additional 72 colours. The first 64 of those (with indices 16 to 79) 1524values for the 256 colour mode in parentheses).
1362consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
136316>), followed by 8 additional shades of gray (with indices 80 to 87).
1364 1525
1526The RGB cube uses indices 16..79 (16..231) using the following formulas:
1527
1528 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1529 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1530
1531The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1532steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1533the RGB cube.
1534
1365Together, all those colours implement the 88 colour xterm colours. Only 1535Together, all those colours implement the 88 (256) colour xterm
1366the first 16 can be changed using resources currently, the rest can only 1536colours. Only the first 16 can be changed using resources currently, the
1367be changed via command sequences ("escape codes"). 1537rest can only be changed via command sequences ("escape codes").
1538
1539Applications are advised to use terminfo or command sequences to discover
1540number and RGB values of all colours (yes, you can query this...).
1368 1541
1369Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1542Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1370always swapping the foreground/background colours. This is in contrast to 1543always swapping the foreground/background colours. This is in contrast to
1371I<xterm>(1) where the colours are only swapped if they have not otherwise 1544I<xterm>(1) where the colours are only swapped if they have not otherwise
1372been specified. For example, 1545been specified. For example,
1373 1546
1374=over 4
1375
1376=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1547 @@RXVT_NAME@@ -fg Black -bg White -rv
1377 1548
1378would yield White on Black, while on I<xterm>(1) it would yield Black 1549would yield White on Black, while on I<xterm>(1) it would yield Black on
1379on White. 1550White.
1380
1381=back
1382 1551
1383=head2 ALPHA CHANNEL SUPPORT 1552=head2 ALPHA CHANNEL SUPPORT
1384 1553
1385If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1554If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1386their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1555their act together, rxvt-unicode will do its own alpha channel management:
1387(recommended, but B<MUST> have 4 digits/component) colour specifications, 1556
1388in addition to the ones provided by X, where the additional A component 1557You can prefix any colour with an opaqueness percentage enclosed in
1558brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1559(0-100) that specifies the opacity of the colour, where C<0> is completely
1560transparent and C<100> is completely opaque. For example, C<[50]red> is a
1561half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1562is the recommended format to specify transparency values, and works with
1563all ways to specify a colour.
1564
1565For complete control, rxvt-unicode also supports
1566C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1567specifications, where the additional C<aaaa> component specifies opacity
1389specifies opacity (alpha) values. The minimum value of C<0> is completely 1568(alpha) values. The minimum value of C<0000> is completely transparent,
1390transparent). You can also prefix any color with C<[percent]>, where 1569while C<ffff> is completely opaque). The two example colours from
1391C<percent> is a decimal percentage (0-100) that specifies the opacity of 1570earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1392the color, where C<0> is completely transparent and C<100> is completelxy 1571C<rgba:0000/ff00/0000/f332>.
1393opaque.
1394 1572
1395You probably need to specify B<"-depth 32">, too, and have the luck that 1573You probably need to specify B<"-depth 32">, too, to force a visual with
1396your X-server uses ARGB pixel layout, as X is far from just supporting 1574alpha channels, and have the luck that your X-server uses ARGB pixel
1397ARGB visuals out of the box, and rxvt-unicode just fudges around. 1575layout, as X is far from just supporting ARGB visuals out of the box, and
1576rxvt-unicode just fudges around.
1398 1577
1399For example, the following selects an almost completely transparent red 1578For example, the following selects an almost completely transparent black
1400background, and an almost opaque pink foreground: 1579background, and an almost opaque pink foreground:
1401 1580
1402 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1581 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1403 1582
1404I<Please note that transparency of any kind if completely unsupported by 1583When not using a background image, then the interpretation of the
1405the author. Don't bug him with installation questions!> 1584alpha channel is up to your compositing manager (most interpret it as
1585transparency of course).
1586
1587When using a background pixmap or pseudo-transparency, then the background
1588colour will always behave as if it were completely transparent (so the
1589background image shows instead), regardless of how it was specified, while
1590other colours will either be transparent as specified (the background
1591image will show through) on servers supporting the RENDER extension, or
1592fully opaque on servers not supporting the RENDER EXTENSION.
1593
1594Please note that due to bugs in Xft, specifying alpha values might result
1595in garbage being displayed when the X-server does not support the RENDER
1596extension.
1406 1597
1407=head1 ENVIRONMENT 1598=head1 ENVIRONMENT
1408 1599
1409B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1600B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1410 1601
1416resources or on the command line. 1607resources or on the command line.
1417 1608
1418=item B<COLORTERM> 1609=item B<COLORTERM>
1419 1610
1420Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1611Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1421compiled with XPM support, and optionally with the added extension 1612compiled with background image support, and optionally with the added
1422C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1613extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1614screen.
1423 1615
1424=item B<COLORFGBG> 1616=item B<COLORFGBG>
1425 1617
1426Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1618Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1427the colour code used as default foreground/text colour (or the string 1619the colour code used as default foreground/text colour (or the string
1428C<default> to indicate that the default-colour escape sequence is to be 1620C<default> to indicate that the default-colour escape sequence is to be
1429used), C<bg> is the colour code used as default background colour (or the 1621used), C<bg> is the colour code used as default background colour (or the
1430string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1622string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1431was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1623was compiled with background image support. Libraries like C<ncurses>
1432(and do) use this information to optimize screen output. 1624and C<slang> can (and do) use this information to optimize screen output.
1433 1625
1434=item B<WINDOWID> 1626=item B<WINDOWID>
1435 1627
1436Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1628Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1437window, which usually has subwindows for the scrollbar, the terminal 1629window, which usually has subwindows for the scrollbar, the terminal
1443C<--with-terminfo=PATH>. 1635C<--with-terminfo=PATH>.
1444 1636
1445=item B<DISPLAY> 1637=item B<DISPLAY>
1446 1638
1447Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1639Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1448display in its child processes. 1640display in its child processes if C<-display> isn't used to override. It
1641defaults to C<:0> if it doesn't exist.
1449 1642
1450=item B<SHELL> 1643=item B<SHELL>
1451 1644
1452The shell to be used for command execution, defaults to C</bin/sh>. 1645The shell to be used for command execution, defaults to C</bin/sh>.
1453 1646
1454=item B<RXVT_SOCKET> 1647=item B<RXVT_SOCKET> [I<sic>]
1455 1648
1456The unix domain socket path used by @@RXVT_NAME@@c(1) and 1649The unix domain socket path used by @@RXVT_NAME@@c(1) and
1457@@RXVT_NAME@@d(1). 1650@@RXVT_NAME@@d(1).
1458 1651
1459Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1652Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1653
1654=item B<URXVT_PERL_LIB>
1655
1656Additional F<:>-separated library search path for perl extensions. Will be
1657searched after B<-perl-lib> but before F<~/.urxvt/ext> and the system library
1658directory.
1659
1660=item B<URXVT_PERL_VERBOSITY>
1661
1662See L<@@RXVT_NAME@@perl>(3).
1460 1663
1461=item B<HOME> 1664=item B<HOME>
1462 1665
1463Used to locate the default directory for the unix domain socket for 1666Used to locate the default directory for the unix domain socket for
1464daemon communications and to locate various resource files (such as 1667daemon communications and to locate various resource files (such as
1465C<.Xdefaults>) 1668C<.Xdefaults>)
1466 1669
1467=item B<XAPPLRESDIR> 1670=item B<XAPPLRESDIR>
1468 1671
1469Directory where various X resource files are being located. 1672Directory where application-specific X resource files are located.
1470 1673
1471=item B<XENVIRONMENT> 1674=item B<XENVIRONMENT>
1472 1675
1473If set and accessible, gives the name of a X resource file to be loaded by 1676If set and accessible, gives the name of a X resource file to be loaded by
1474@@RXVT_NAME@@. 1677@@RXVT_NAME@@.
1479 1682
1480=over 4 1683=over 4
1481 1684
1482=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1483 1686
1484Color names. 1687Colour names.
1485 1688
1486=back 1689=back
1487 1690
1488=head1 SEE ALSO 1691=head1 SEE ALSO
1489 1692
1693@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), @@RXVT_NAME@@-extensions(1),
1490@@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) 1694@@RXVT_NAME@@perl(3), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1491 1695
1492=head1 CURRENT PROJECT COORDINATOR 1696=head1 CURRENT PROJECT COORDINATOR
1493 1697
1494=over 4 1698=over 4
1495 1699
1528Project Coordinator (changes.txt 2.21a to 2.4.5) 1732Project Coordinator (changes.txt 2.21a to 2.4.5)
1529 1733
1530=item Geoff Wing L<< <gcw@pobox.com> >> 1734=item Geoff Wing L<< <gcw@pobox.com> >>
1531 1735
1532Rewrote screen display and text selection routines. 1736Rewrote screen display and text selection routines.
1533 1737
1534Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1738Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1535 1739
1536=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1740=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1537 1741
1538Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1742Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1540 1744
1541Project Coordinator (Changes 1.0 -) 1745Project Coordinator (Changes 1.0 -)
1542 1746
1543=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1747=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1544 1748
1545Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1749pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1546 1750
1547=back 1751=back
1548 1752

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