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Revision 1.132 by root, Mon Jun 18 13:38:12 2007 UTC vs.
Revision 1.219 by root, Thu Jun 7 16:06:23 2012 UTC

12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16 16
17This document is also available on the World-Wide-Web at
18L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>.
19
17=head1 FREQUENTLY ASKED QUESTIONS 20=head1 FREQUENTLY ASKED QUESTIONS
18 21
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of 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>
114 127
115=item B<-ss>|B<+ss> 128=item B<-ss>|B<+ss>
116 129
117Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>. 130Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118 131
119=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 132=item B<-tr>|B<+tr>
120 133
121Turn on/off inheriting parent window's pixmap. Alternative form is 134Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
122B<-tr>; resource B<inheritPixmap>.
123 135
124I<Please note that transparency of any kind if completely unsupported by 136B<-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 137future versions.
126@@RXVT_NAME@@)!>
127 138
128=item B<-fade> I<number> 139=item B<-fade> I<number>
129 140
130Fade 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
131fade a little only, 100 completely replaces all colours by the fade 142fade 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 147Fade to this colour when fading is used (see B<-fade>). The default colour
137is opaque black. resource B<fadeColor>. 148is opaque black. resource B<fadeColor>.
138 149
139=item B<-tint> I<colour> 150=item B<-tint> I<colour>
140 151
141Tint the transparent background pixmap with the given colour when 152Tint the transparent background with the given colour;
142transparency is enabled with B<-tr> or B<-ip>. This only works for 153resource 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; resource
145I<tintColor>. Example:
146 154
147 @@RXVT_NAME@@ -tr -tint blue -sh 40
148
149=item B<-sh> I<number> 155=item B<-sh> I<number>
150 156
151Darken (0 .. 100) or lighten (-1 .. -100) the transparent 157Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
152background image in addition to (or instead of) tinting it; 158A value of 100 means no shading; resource I<shading>.
153resource I<shading>.
154 159
155=item B<-blt> I<string>
156
157Specify background blending type. If background pixmap is specified
158at the same time as transparency - such pixmap will be blended over
159transparency image, using method specified. Supported values are :
160B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>,
161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
163alpha-blending; resource I<blendType>.
164
165=item B<-blr> I<number> 160=item B<-blr> I<HxV>
166 161
167Apply Gaussian Blur with the specified radius to the transparent 162Apply Gaussian Blur with the specified radii to the transparent
168background image; resource I<blurRadius>. 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>.
169 175
170=item B<-bg> I<colour> 176=item B<-bg> I<colour>
171 177
172Window background colour; resource B<background>. 178Window background colour; resource B<background>.
173 179
174=item B<-fg> I<colour> 180=item B<-fg> I<colour>
175 181
176Window foreground colour; resource B<foreground>. 182Window foreground colour; resource B<foreground>.
177 183
178=item B<-pixmap> I<file[;geom]> 184=item B<-pixmap> I<file[;oplist]>
179 185
180Compile I<afterimage>: Specify image file for the background and also 186Compile I<pixbuf>: Specify image file for the background and also
181optionally specify 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
182add quotes to avoid special shell interpretation of the C<;> in the 188add quotes to avoid special shell interpretation of the C<;> in the
183command-line; for more details see resource B<backgroundPixmap>. 189command-line; for more details see resource B<backgroundPixmap>.
184 190
185=item B<-cr> I<colour> 191=item B<-cr> I<colour>
186 192
233italic> >> characters are to be printed. See resource B<boldItalicFont> 239italic> >> characters are to be printed. See resource B<boldItalicFont>
234for details. 240for details.
235 241
236=item B<-is>|B<+is> 242=item B<-is>|B<+is>
237 243
238Compile I<font-styles>: Bold/Italic font styles imply high intensity 244Compile I<font-styles>: Bold/Blink font styles imply high intensity
239foreground/background (default). See resource B<intensityStyles> for 245foreground/background (default). See resource B<intensityStyles> for
240details. 246details.
241 247
242=item B<-name> I<name> 248=item B<-name> I<name>
243 249
261 267
262=item B<-sb>|B<+sb> 268=item B<-sb>|B<+sb>
263 269
264Turn on/off scrollbar; resource B<scrollBar>. 270Turn on/off scrollbar; resource B<scrollBar>.
265 271
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
266=item B<-si>|B<+si> 281=item B<-si>|B<+si>
267 282
268Turn on/off scroll-to-bottom on TTY output inhibit; resource 283Turn on/off scroll-to-bottom on TTY output inhibit; resource
269B<scrollTtyOutput> has opposite effect. 284B<scrollTtyOutput> has opposite effect.
270 285
276=item B<-sw>|B<+sw> 291=item B<-sw>|B<+sw>
277 292
278Turn on/off scrolling with the scrollback buffer as new lines appear. 293Turn on/off scrolling with the scrollback buffer as new lines appear.
279This only takes effect if B<-si> is also given; resource 294This only takes effect if B<-si> is also given; resource
280B<scrollWithBuffer>. 295B<scrollWithBuffer>.
281
282=item B<-sr>|B<+sr>
283
284Put scrollbar on right/left; resource B<scrollBar_right>.
285
286=item B<-st>|B<+st>
287
288Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
289resource B<scrollBar_floating>.
290 296
291=item B<-ptab>|B<+ptab> 297=item B<-ptab>|B<+ptab>
292 298
293If enabled (default), "Horizontal Tab" characters are being stored as 299If enabled (default), "Horizontal Tab" characters are being stored as
294actual wide characters in the screen buffer, which makes it possible to 300actual wide characters in the screen buffer, which makes it possible to
298 304
299=item B<-bc>|B<+bc> 305=item B<-bc>|B<+bc>
300 306
301Blink the cursor; resource B<cursorBlink>. 307Blink the cursor; resource B<cursorBlink>.
302 308
309=item B<-uc>|B<+uc>
310
311Make the cursor underlined; resource B<cursorUnderline>.
312
303=item B<-iconic> 313=item B<-iconic>
304 314
305Start iconified, if the window manager supports that option. 315Start iconified, if the window manager supports that option.
306Alternative form is B<-ic>. 316Alternative form is B<-ic>.
307 317
323 333
324=item B<-bl> 334=item B<-bl>
325 335
326Compile 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.
327if 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
328decorations; resource B<borderLess>. 338decorations; resource B<borderLess>. If the window manager does not
339support MWM hints (e.g. kwin), enables override-redirect mode.
329 340
330=item B<-override-redirect> 341=item B<-override-redirect>
331 342
332Compile I<frills>: Sets override-redirect on the window; resource 343Compile I<frills>: Sets override-redirect on the window; resource
333B<override-redirect>. 344B<override-redirect>.
341 352
342=item B<-lsp> I<number> 353=item B<-lsp> I<number>
343 354
344Compile I<frills>: Lines (pixel height) to insert between each row of 355Compile I<frills>: Lines (pixel height) to insert between each row of
345the display. Useful to work around font rendering problems; resource 356the display. Useful to work around font rendering problems; resource
346B<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>.
347 365
348=item B<-tn> I<termname> 366=item B<-tn> I<termname>
349 367
350This 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
351B<TERM> environment variable. This terminal type must exist in the 369B<TERM> environment variable. This terminal type must exist in the
406 424
407=item B<-tcw> 425=item B<-tcw>
408 426
409Change the meaning of triple-click selection with the left mouse 427Change the meaning of triple-click selection with the left mouse
410button. Only effective when the original (non-perl) selection code is 428button. Only effective when the original (non-perl) selection code is
411in-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
412end of the logical line only. resource B<tripleclickwords>. 430the end of the logical line only. resource B<tripleclickwords>.
413 431
414=item B<-insecure> 432=item B<-insecure>
415 433
416Enable "insecure" mode, which currently enables most of the escape 434Enable "insecure" mode, which currently enables most of the escape
417sequences that echo strings. See the resource B<insecure> for more 435sequences that echo strings. See the resource B<insecure> for more
437 455
438Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 456Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
439will not immediately destroy its window when the program executed within 457will not immediately destroy its window when the program executed within
440it 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
441user; 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.
442 479
443=item B<-keysym.>I<sym> I<string> 480=item B<-keysym.>I<sym> I<string>
444 481
445Remap a key symbol. See resource B<keysym>. 482Remap a key symbol. See resource B<keysym>.
446 483
481If 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
482entries 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
483yourself if you want that. 520yourself if you want that.
484 521
485As an extremely special case, specifying C<-1> will completely suppress 522As an extremely special case, specifying C<-1> will completely suppress
486pty/tty operations. 523pty/tty operations, which is probably only useful in conjunction with some
524perl extension that manages the terminal.
487 525
488Here 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
489longer example is in F<doc/pty-fd>): 527longer example is in F<doc/pty-fd>):
490 528
491 use IO::Pty; 529 use IO::Pty;
505Comma-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
506this terminal instance. See resource B<perl-ext> for details. 544this terminal instance. See resource B<perl-ext> for details.
507 545
508=back 546=back
509 547
510=head1 RESOURCES (available also as long-options) 548=head1 RESOURCES
511 549
512Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 550Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
513options) compiled into your version. 551options) compiled into your version. All resources are also available as
552long-options.
514 553
515You 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
516distribution do also load settings from the B<~/.Xresources> file when X 555distribution do also load settings from the B<~/.Xresources> file when X
517starts. @@RXVT_NAME@@ will consult the following files/resources in order, 556starts. @@RXVT_NAME@@ will consult the following files/resources in order,
518with later settings overwriting earlier ones: 557with later settings overwriting earlier ones:
519 558
520 1. system-wide app-defaults file, either locale-dependent OR global
521 2. app-defaults file in $XAPPLRESDIR 559 1. app-defaults file in $XAPPLRESDIR
560 2. $HOME/.Xdefaults
522 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 561 3. RESOURCE_MANAGER property on root-window of screen 0
523 4. SCREEN_RESOURCES for the current screen 562 4. SCREEN_RESOURCES property on root-window of the current screen
524 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 563 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
564 6. resources specified via -xrm on the commandline
525 565
526Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 566Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
527names: 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
528common 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
529configured, while the class name B<URxvt> allows resources unique to 569configured, while the class name B<URxvt> allows resources unique to
539=item B<depth:> I<bitdepth> 579=item B<depth:> I<bitdepth>
540 580
541Compile 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;
542option B<-depth>. 582option B<-depth>.
543 583
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
544=item B<geometry:> I<geom> 591=item B<geometry:> I<geom>
545 592
546Create the window with the specified X window geometry [default 80x24]; 593Create the window with the specified X window geometry [default 80x24];
547option B<-geometry>. 594option B<-geometry>.
548 595
561Use 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
562corresponds to low-intensity (normal) colours and 8-15 corresponds to 609corresponds to low-intensity (normal) colours and 8-15 corresponds to
563high-intensity (bold = bright foreground, blink = bright background) 610high-intensity (bold = bright foreground, blink = bright background)
564colours. 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,
5653=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
566names used are listed in the B<COLORS AND GRAPHICS> section. 613names used are listed in the B<COLOURS AND GRAPHICS> section.
567 614
568Colours 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
569changed using an escape command (see @@RXVT_NAME@@(7)). 616changed using an escape command (see @@RXVT_NAME@@(7)).
570 617
571Colours 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
582=item B<colorUL:> I<colour> 629=item B<colorUL:> I<colour>
583 630
584Use the specified colour to display underlined characters when the 631Use the specified colour to display underlined characters when the
585foreground colour is the default. 632foreground colour is the default.
586 633
587=item B<colorRV:> I<colour>
588
589Use the specified colour as the background for reverse video characters
590when OPTION_HC is disabled (--disable-frills).
591
592=item B<underlineColor:> I<colour> 634=item B<underlineColor:> I<colour>
593 635
594If set, use the specified colour as the colour for the underline 636If set, use the specified colour as the colour for the underline
595itself. 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.
596 648
597=item B<cursorColor:> I<colour> 649=item B<cursorColor:> I<colour>
598 650
599Use 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
600foreground colour; option B<-cr>. 652foreground colour; option B<-cr>.
607 659
608=item B<reverseVideo:> I<boolean> 660=item B<reverseVideo:> I<boolean>
609 661
610B<True>: simulate reverse video by foreground and background colours; 662B<True>: simulate reverse video by foreground and background colours;
611option B<-rv>. B<False>: regular screen colours [default]; option 663option B<-rv>. B<False>: regular screen colours [default]; option
612B<+rv>. See note in B<COLORS AND GRAPHICS> section. 664B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
613 665
614=item B<jumpScroll:> I<boolean> 666=item B<jumpScroll:> I<boolean>
615 667
616B<True>: specify that jump scrolling should be used. When receiving lots 668B<True>: specify that jump scrolling should be used. When receiving lots
617of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines 669of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
631 683
632B<False>: specify that everything is to be displayed, even 684B<False>: specify that everything is to be displayed, even
633if the refresh is too fast for the human eye to read anything (or the 685if the refresh is too fast for the human eye to read anything (or the
634monitor to display anything); option B<+ss>. 686monitor to display anything); option B<+ss>.
635 687
636=item B<inheritPixmap:> I<boolean> 688=item B<transparent:> I<boolean>
637 689
638B<True>: make the background inherit the parent windows' pixmap, giving 690Turn on/off pseudo-transparency by using the root pixmap as background.
639artificial transparency. B<False>: do not inherit the parent windows'
640pixmap.
641 691
642I<Please note that transparency of any kind if completely unsupported by 692B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
643the author. Don't bug him with installation questions!> 693future versions.
644 694
645=item B<fading:> I<number> 695=item B<fading:> I<number>
646 696
647Fade 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>.
648 698
651Fade 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
652colour is black; option B<-fadecolor>. 702colour is black; option B<-fadecolor>.
653 703
654=item B<tintColor:> I<colour> 704=item B<tintColor:> I<colour>
655 705
656Tint the transparent background pixmap with the given colour; option 706Tint the transparent background with the given colour. If the RENDER
657B<-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>.
658 711
659=item B<shading:> I<number> 712=item B<shading:> I<number>
660 713
661Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 714Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
662in addition to tinting it; option B<-sh>. 715A value of 100 means no shading; option B<-sh>.
663
664=item B<blendType:> I<string>
665
666Specify background blending type; option B<-blt>.
667 716
668=item B<blurRadius:> I<number> 717=item B<blurRadius:> I<number>
669 718
670Apply Gaussian Blurr with the specified radius to the transparent 719Apply gaussian blur with the specified radius to the transparent
671background image; option B<-blr>. 720background; option B<-blr>.
721
722=item B<iconFile:> I<file>
723
724Set the application icon pixmap; option B<-icon>.
672 725
673=item B<scrollColor:> I<colour> 726=item B<scrollColor:> I<colour>
674 727
675Use the specified colour for the scrollbar [default #B2B2B2]. 728Use the specified colour for the scrollbar [default #B2B2B2].
676 729
682=item B<borderColor:> I<colour> 735=item B<borderColor:> I<colour>
683 736
684The 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
685and the text. 738and the text.
686 739
687=item B<backgroundPixmap:> I<file[;geom]> 740=item B<backgroundPixmap:> I<file[;oplist]>
688 741
689Use the specified image file for the background and also optionally 742Use the specified image file for the background and also
690specify its scaling with a geometry string B<WxH+X+Y>, 743optionally specify a colon separated list of operations to modify it.
691in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 744Supported operations are:
745
746=over 4
747
748=item B<WxH+X+Y>
749
750sets scale and position. B<"W" / "H"> specify the horizontal/vertical
692and B<"X" / "Y"> locate the image centre (percent). 751scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
693A scale of 0 displays the image with tiling. A scale of 1 displays the 752scale of 0 disables scaling.
694image without any scaling. A scale of 2 to 9 specifies an integer 753
695number of images in that direction. No image will be magnified beyond 754=item B<op=tile>
69610 times its original size. The maximum permitted scale is 1000. 755
697Special string of B<"auto"> used as a geometry will cause image to be 756enables tiling
698automatically scaled to match window size. 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
699If used in conjunction with B<-tr> option - specified pixmap will be 802If used in conjunction with B<-tr> option, the specified pixmap will be
700blended over transparency image using either alpha-blending, or any 803blended over the transparent background using alpha-blending.
701other blending type, specified with B<-blt "type"> option.
702[default 0x0+50+50]
703 804
704=item B<path:> I<path> 805=item B<path:> I<path>
705 806
706Specify the colon-delimited search path for finding XPM files. 807Specify the colon-delimited search path for finding background image files.
707 808
708=item B<font:> I<fontlist> 809=item B<font:> I<fontlist>
709 810
710Select 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
711that 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
734it 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
735wide and 15 pixels high. 836wide and 15 pixels high.
736 837
737The 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
738the base font, likewise the third, which is unfortunately non-bold, but 839the base font, likewise the third, which is unfortunately non-bold, but
739the 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
740useful supplement. 841useful supplement.
741 842
742The 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
743are 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
744contains other characters, but we are not interested in them. 845contains other characters, but we are not interested in them.
768text font will being used for the given style. 869text font will being used for the given style.
769 870
770=item B<intensityStyles:> I<boolean> 871=item B<intensityStyles:> I<boolean>
771 872
772When 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>,
773option B<-is>, the default), bold and italic font styles imply high 874option B<-is>, the default), bold/blink font styles imply high
774intensity foreground/background colours. Disabling this option (B<False>, 875intensity foreground/background colours. Disabling this option (B<False>,
775option B<+is>) disables this behaviour, the high intensity colours are not 876option B<+is>) disables this behaviour, the high intensity colours are not
776reachable. 877reachable.
777 878
778=item B<selectstyle:> I<mode>
779
780Set mouse selection style to B<old> which is 2.20, B<oldword> which
781is xterm style with 2.20 old word selection, or anything else which
782gives xterm style selection. Only effective when the original (non-perl)
783selection code is in use.
784
785=item B<scrollstyle:> I<mode>
786
787Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
788the author's favourite.
789
790=item B<title:> I<string> 879=item B<title:> I<string>
791 880
792Set window title string, the default title is the command-line 881Set window title string, the default title is the command-line
793specified after the B<-e> option, if any, otherwise the application 882specified after the B<-e> option, if any, otherwise the application
794name; option B<-title>. 883name; option B<-title>.
807=item B<urgentOnBell:> I<boolean> 896=item B<urgentOnBell:> I<boolean>
808 897
809B<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.
810B<False>: do not set the urgency hint [default]. 899B<False>: do not set the urgency hint [default].
811 900
901@@RXVT_NAME@@ resets the urgency hint on every focus change.
902
812=item B<visualBell:> I<boolean> 903=item B<visualBell:> I<boolean>
813 904
814B<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>.
815B<False>: no visual bell [default]; option B<+vb>. 906B<False>: no visual bell [default]; option B<+vb>.
816 907
839 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 930 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
840 931
841This 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
842every time you hit C<Print>. 933every time you hit C<Print>.
843 934
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
844=item B<scrollBar:> I<boolean> 944=item B<scrollBar:> I<boolean>
845 945
846B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 946B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
847disable the scrollbar; option B<+sb>. 947disable the scrollbar; option B<+sb>.
848 948
867B<False>: do not scroll to bottom when tty receives output; option 967B<False>: do not scroll to bottom when tty receives output; option
868B<+si>. 968B<+si>.
869 969
870=item B<scrollWithBuffer:> I<boolean> 970=item B<scrollWithBuffer:> I<boolean>
871 971
872B<True>: scroll with scrollback buffer when tty receives new lines (and 972B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
873B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 973try to show the same lines) and B<scrollTtyOutput> is False; option
874with 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>.
875 976
876=item B<scrollTtyKeypress:> I<boolean> 977=item B<scrollTtyKeypress:> I<boolean>
877 978
878B<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
879are those which are intercepted by rxvt-unicode for special handling and 980are those which are intercepted by rxvt-unicode for special handling and
910=item B<termName:> I<termname> 1011=item B<termName:> I<termname>
911 1012
912Specifies 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
913variable; option B<-tn>. 1014variable; option B<-tn>.
914 1015
915=item B<linespace:> I<number> 1016=item B<lineSpace:> I<number>
916 1017
917Specifies number of lines (pixel height) to insert between each row of 1018Specifies number of lines (pixel height) to insert between each row of
918the display [default 0]; option B<-lsp>. 1019the display [default 0]; option B<-lsp>.
919 1020
920=item B<meta8:> I<boolean> 1021=item B<meta8:> I<boolean>
934 1035
935=item B<cursorBlink:> I<boolean> 1036=item B<cursorBlink:> I<boolean>
936 1037
937B<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];
938option 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>.
939 1045
940=item B<pointerBlank:> I<boolean> 1046=item B<pointerBlank:> I<boolean>
941 1047
942B<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
943of seconds of inactivity. B<False>: the pointer is always visible 1049of seconds of inactivity. B<False>: the pointer is always visible
957large number (e.g. C<987654321>) to effectively disable the timeout. 1063large number (e.g. C<987654321>) to effectively disable the timeout.
958 1064
959=item B<backspacekey:> I<string> 1065=item B<backspacekey:> I<string>
960 1066
961The 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>
962or 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>
963(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
964escape sequence. 1070escape sequence.
965 1071
966=item B<deletekey:> I<string> 1072=item B<deletekey:> I<string>
967 1073
980will 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.
981 1087
982When 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
983be used. If not specified, the built-in default is used: 1089be used. If not specified, the built-in default is used:
984 1090
985B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1091B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
986 1092
987=item B<preeditType:> I<style> 1093=item B<preeditType:> I<style>
988 1094
989B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1095B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
990 1096
1046 1152
1047=item B<secondaryScroll:> I<boolean> 1153=item B<secondaryScroll:> I<boolean>
1048 1154
1049Turn on/off secondary screen scroll (default enabled). If this 1155Turn on/off secondary screen scroll (default enabled). If this
1050option is enabled, scrolls on the secondary screen will change the 1156option is enabled, scrolls on the secondary screen will change the
1051scrollback buffer and switching to/from the secondary screen will 1157scrollback buffer and, when secondaryScreen is off, switching
1052instead scroll the screen up. 1158to/from the secondary screen will instead scroll the screen up.
1053 1159
1054=item B<hold>: I<boolean> 1160=item B<hold>: I<boolean>
1055 1161
1056Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1162Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1057will not immediately destroy its window when the program executed within 1163will not immediately destroy its window when the program executed within
1058it 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
1059user. 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>.
1060 1173
1061=item B<keysym.>I<sym>: I<string> 1174=item B<keysym.>I<sym>: I<string>
1062 1175
1063Compile I<frills>: Associate I<string> with keysym I<sym>. The 1176Compile I<frills>: Associate I<string> with keysym I<sym>. The
1064intervening resource name B<keysym.> cannot be omitted. 1177intervening resource name B<keysym.> cannot be omitted.
1078searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1191searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1079omitting 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
1080keysym 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
1081performed in an exact manner; however, the closest match is assured. 1194performed in an exact manner; however, the closest match is assured.
1082 1195
1083I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1196I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1084C<\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.
1085C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1086C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1087can start or end with whitespace. B<This feature is deprecated and will
1088be removed>.
1089 1198
1090Please note that you need to double the C<\> in resource files, as
1091Xlib itself does its own de-escaping (you can use C<\033> instead of
1092C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1093processing).
1094
1095You 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>
1096with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1201with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1097should be a character not used by the strings. 1202should be a character not used by the strings.
1098 1203
1099Its usage can be demonstrated by an example: 1204Its usage can be demonstrated by an example:
1100 1205
1101 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1206 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1102 1207
1103The above line is equivalent to the following three lines: 1208The above line is equivalent to the following three lines:
1104 1209
1105 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1210 URxvt.keysym.Meta-Control-0x61: \033<a>
1106 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1211 URxvt.keysym.Meta-Control-0x62: \033<b>
1107 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1212 URxvt.keysym.Meta-Control-0x63: \033<c>
1108 1213
1109If 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>
1110is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1215is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1111example 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>
1112when Control-Meta-c is being pressed": 1217when Control-Meta-c is being pressed":
1113 1218
1114 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
1115 1220
1116If 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>
1117is 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)
1118manpage. For example, the F<selection> extension (activated via 1223manpage. For example, the F<selection> extension (activated via
1119C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1224C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1120 1225
1121 URxvt.keysym.M-C-c: perl:selection:rot13 1226 URxvt.keysym.M-C-c: perl:selection:rot13
1122 1227
1123Due the the large number of modifier combinations, a defined key mapping 1228Due the the large number of modifier combinations, a defined key mapping
1124will 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
1125no 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
1126means that defining a key map for C<a> will automatically provide 1231means that defining a key map for C<a> will automatically provide
1127definitions 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
1128mappings themselves. 1233mappings themselves.
1129 1234
1180all instances, while B<perl-ext> is used for specific instances. 1285all instances, while B<perl-ext> is used for specific instances.
1181 1286
1182=item B<perl-eval>: I<string> 1287=item B<perl-eval>: I<string>
1183 1288
1184Perl code to be evaluated when all extensions have been registered. See 1289Perl code to be evaluated when all extensions have been registered. See
1185the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1290the @@RXVT_NAME@@perl(3) manpage.
1186will be ignored when running setuid/setgid.
1187 1291
1188=item B<perl-lib>: I<path> 1292=item B<perl-lib>: I<path>
1189 1293
1190Colon-separated list of additional directories that hold extension 1294Colon-separated list of additional directories that hold extension
1191scripts. When looking for extensions specified by the C<perl> resource, 1295scripts. When looking for perl extensions, @@RXVT_NAME@@ will first look
1192@@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
1193F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1297lastly in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1194will be ignored when running setuid/setgid.
1195 1298
1196See the @@RXVT_NAME@@perl(3) manpage. 1299See the @@RXVT_NAME@@perl(3) manpage.
1197 1300
1198=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1301=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1199 1302
1221 1324
1222=item B<override-redirect>: I<boolean> 1325=item B<override-redirect>: I<boolean>
1223 1326
1224Compile I<frills>: Sets override-redirect for the terminal window, making 1327Compile I<frills>: Sets override-redirect for the terminal window, making
1225it 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).
1226 1333
1227=item B<iso14755_52:> I<boolean> 1334=item B<iso14755_52:> I<boolean>
1228 1335
1229Turn on/off ISO 14755 5.2 mode (default enabled). 1336Turn on/off ISO 14755 5.2 mode (default enabled).
1230 1337
1305 1412
1306=head1 ISO 14755 SUPPORT 1413=head1 ISO 14755 SUPPORT
1307 1414
1308ISO 14755 is a standard for entering and viewing unicode characters 1415ISO 14755 is a standard for entering and viewing unicode characters
1309and character codes using the keyboard. It consists of 4 parts. The 1416and character codes using the keyboard. It consists of 4 parts. The
1310first part is available rxvt-unicode has been compiled with 1417first part is available if rxvt-unicode has been compiled with
1311C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1418C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1312with C<--enable-iso14755>. 1419with C<--enable-iso14755>.
1313 1420
1314=over 4 1421=over 4
1315 1422
1373B<@@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
1374it 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
1375allow 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
1376on 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.
1377 1484
1378=head1 COLORS AND GRAPHICS 1485=head1 COLOURS AND GRAPHICS
1379 1486
1380In addition to the default foreground and background colours, 1487In addition to the default foreground and background colours,
1381B<@@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
1382high-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
1383colours 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.
1384 1494
1385=begin table 1495=begin table
1386 1496
1387 B<color0> (black) = Black 1497 B<color0> (black) = Black
1388 B<color1> (red) = Red3 1498 B<color1> (red) = Red3
1408It is also possible to specify the colour values of B<foreground>, 1518It is also possible to specify the colour values of B<foreground>,
1409B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1519B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1410a 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
1411color0-color15. 1521color0-color15.
1412 1522
1413In addition to the colours defined above, @@RXVT_NAME@@ offers an 1523The following text gives values for the standard 88 colour mode (and
1414additional 72 colours. The first 64 of those (with indices 16 to 79) 1524values for the 256 colour mode in parentheses).
1415consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
141616>), followed by 8 additional shades of gray (with indices 80 to 87).
1417 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
1418Together, all those colours implement the 88 colour xterm colours. Only 1535Together, all those colours implement the 88 (256) colour xterm
1419the first 16 can be changed using resources currently, the rest can only 1536colours. Only the first 16 can be changed using resources currently, the
1420be 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...).
1421 1541
1422Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1542Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1423always swapping the foreground/background colours. This is in contrast to 1543always swapping the foreground/background colours. This is in contrast to
1424I<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
1425been specified. For example, 1545been specified. For example,
1426 1546
1427=over 4
1428
1429=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1547 @@RXVT_NAME@@ -fg Black -bg White -rv
1430 1548
1431would 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
1432on White. 1550White.
1433
1434=back
1435 1551
1436=head2 ALPHA CHANNEL SUPPORT 1552=head2 ALPHA CHANNEL SUPPORT
1437 1553
1438If 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
1439their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1555their act together, rxvt-unicode will do its own alpha channel management:
1440(recommended, but B<MUST> have 4 digits/component) colour specifications, 1556
1441in 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
1442specifies opacity (alpha) values. The minimum value of C<0> is completely 1568(alpha) values. The minimum value of C<0000> is completely transparent,
1443transparent). You can also prefix any color with C<[percent]>, where 1569while C<ffff> is completely opaque). The two example colours from
1444C<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
1445the color, where C<0> is completely transparent and C<100> is completelxy 1571C<rgba:0000/ff00/0000/f332>.
1446opaque.
1447 1572
1448You 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
1449your 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
1450ARGB 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.
1451 1577
1452For example, the following selects an almost completely transparent red 1578For example, the following selects an almost completely transparent black
1453background, and an almost opaque pink foreground: 1579background, and an almost opaque pink foreground:
1454 1580
1455 @@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"
1456 1582
1457I<Please note that transparency of any kind if completely unsupported by 1583When not using a background image, then the interpretation of the
1458the 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.
1459 1597
1460=head1 ENVIRONMENT 1598=head1 ENVIRONMENT
1461 1599
1462B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1600B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1463 1601
1469resources or on the command line. 1607resources or on the command line.
1470 1608
1471=item B<COLORTERM> 1609=item B<COLORTERM>
1472 1610
1473Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1611Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1474compiled with XPM support, and optionally with the added extension 1612compiled with background image support, and optionally with the added
1475C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1613extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1614screen.
1476 1615
1477=item B<COLORFGBG> 1616=item B<COLORFGBG>
1478 1617
1479Set 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
1480the colour code used as default foreground/text colour (or the string 1619the colour code used as default foreground/text colour (or the string
1481C<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
1482used), 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
1483string 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@@
1484was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1623was compiled with background image support. Libraries like C<ncurses>
1485(and do) use this information to optimize screen output. 1624and C<slang> can (and do) use this information to optimize screen output.
1486 1625
1487=item B<WINDOWID> 1626=item B<WINDOWID>
1488 1627
1489Set 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
1490window, which usually has subwindows for the scrollbar, the terminal 1629window, which usually has subwindows for the scrollbar, the terminal
1496C<--with-terminfo=PATH>. 1635C<--with-terminfo=PATH>.
1497 1636
1498=item B<DISPLAY> 1637=item B<DISPLAY>
1499 1638
1500Used 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
1501display 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.
1502 1642
1503=item B<SHELL> 1643=item B<SHELL>
1504 1644
1505The 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>.
1506 1646
1507=item B<RXVT_SOCKET> 1647=item B<RXVT_SOCKET> [I<sic>]
1508 1648
1509The unix domain socket path used by @@RXVT_NAME@@c(1) and 1649The unix domain socket path used by @@RXVT_NAME@@c(1) and
1510@@RXVT_NAME@@d(1). 1650@@RXVT_NAME@@d(1).
1511 1651
1512Default 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).
1513 1663
1514=item B<HOME> 1664=item B<HOME>
1515 1665
1516Used to locate the default directory for the unix domain socket for 1666Used to locate the default directory for the unix domain socket for
1517daemon communications and to locate various resource files (such as 1667daemon communications and to locate various resource files (such as
1518C<.Xdefaults>) 1668C<.Xdefaults>)
1519 1669
1520=item B<XAPPLRESDIR> 1670=item B<XAPPLRESDIR>
1521 1671
1522Directory where various X resource files are being located. 1672Directory where application-specific X resource files are located.
1523 1673
1524=item B<XENVIRONMENT> 1674=item B<XENVIRONMENT>
1525 1675
1526If 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
1527@@RXVT_NAME@@. 1677@@RXVT_NAME@@.
1532 1682
1533=over 4 1683=over 4
1534 1684
1535=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1536 1686
1537Color names. 1687Colour names.
1538 1688
1539=back 1689=back
1540 1690
1541=head1 SEE ALSO 1691=head1 SEE ALSO
1542 1692
1543@@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) 1693@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), @@RXVT_NAME@@perl(3), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1544 1694
1545=head1 CURRENT PROJECT COORDINATOR 1695=head1 CURRENT PROJECT COORDINATOR
1546 1696
1547=over 4 1697=over 4
1548 1698
1581Project Coordinator (changes.txt 2.21a to 2.4.5) 1731Project Coordinator (changes.txt 2.21a to 2.4.5)
1582 1732
1583=item Geoff Wing L<< <gcw@pobox.com> >> 1733=item Geoff Wing L<< <gcw@pobox.com> >>
1584 1734
1585Rewrote screen display and text selection routines. 1735Rewrote screen display and text selection routines.
1586 1736
1587Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1737Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1588 1738
1589=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1739=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1590 1740
1591Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1741Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1593 1743
1594Project Coordinator (Changes 1.0 -) 1744Project Coordinator (Changes 1.0 -)
1595 1745
1596=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1746=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1597 1747
1598Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1748pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1599 1749
1600=back 1750=back
1601 1751

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