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Revision 1.132 by root, Mon Jun 18 13:38:12 2007 UTC vs.
Revision 1.211 by sf-exg, Sat Dec 31 17:17:12 2011 UTC

12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16 16
17This document is also available on the World-Wide-Web at
18L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>.
19
17=head1 FREQUENTLY ASKED QUESTIONS 20=head1 FREQUENTLY ASKED QUESTIONS
18 21
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of 22See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20frequently asked questions and answer to them and some common 23frequently asked questions and answer to them and some common
21problems. That document is also accessible on the World-Wide-Web at 24problems. That document is also accessible on the World-Wide-Web at
22L<http://cvs.schmorp.de/browse/rxvt-unicode/doc/rxvt.7.html>. 25L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.7.pod>.
23 26
24=head1 RXVT-UNICODE VS. RXVT 27=head1 RXVT-UNICODE VS. RXVT
25 28
26Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode 29Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode
27internally. That means it can store and display most scripts in the 30internally. That means it can store and display most scripts in the
28world. Being a terminal emulator, however, some things are very difficult, 31world. Being a terminal emulator, however, some things are very difficult,
29especially cursive scripts such as arabic, vertically written scripts 32especially cursive scripts such as arabic, vertically written scripts
30like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
31like tibetan or devenagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
33fine, though. A somewhat difficult case are right-to-left scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
35belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
36such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
37change. 40change.
38 41
39If you are looking for a terminal that supports more exotic scripts, let 42If you are looking for a terminal that supports more exotic scripts, let
40me recommend C<mlterm>, which is a very user friendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
89 92
90Print out a message describing available options. 93Print out a message describing available options.
91 94
92=item B<-display> I<displayname> 95=item B<-display> I<displayname>
93 96
94Attempt to open a window on the named X display (B<-d> still 97Attempt to open a window on the named X display (the older form B<-d>
95respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
96B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
97 100
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<xft>: Attempt to find a visual with the given bit depth; 103Compile I<xft>: Attempt to find a visual with the given bit depth;
101resource B<depth>. 104resource B<depth>.
102 105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
110
103=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
104 112
105Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
106 114
107=item B<-rv>|B<+rv> 115=item B<-rv>|B<+rv>
114 122
115=item B<-ss>|B<+ss> 123=item B<-ss>|B<+ss>
116 124
117Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>. 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118 126
119=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 127=item B<-tr>|B<+tr>
120 128
121Turn on/off inheriting parent window's pixmap. Alternative form is 129Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
122B<-tr>; resource B<inheritPixmap>.
123 130
124I<Please note that transparency of any kind if completely unsupported by 131B<-ip> is still accepted as an obsolete alias but will be removed in
125the author. Don't bug him with installation questions! Read the FAQ (man 7 132future versions.
126@@RXVT_NAME@@)!>
127 133
128=item B<-fade> I<number> 134=item B<-fade> I<number>
129 135
130Fade the text by the given percentage when focus is lost. Small values 136Fade the text by the given percentage when focus is lost. Small values
131fade a little only, 100 completely replaces all colours by the fade 137fade a little only, 100 completely replaces all colours by the fade
136Fade to this colour when fading is used (see B<-fade>). The default colour 142Fade to this colour when fading is used (see B<-fade>). The default colour
137is opaque black. resource B<fadeColor>. 143is opaque black. resource B<fadeColor>.
138 144
139=item B<-tint> I<colour> 145=item B<-tint> I<colour>
140 146
141Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
142transparency is enabled with B<-tr> or B<-ip>. This only works for 148resource I<tintColor>.
143non-tiled backgrounds, currently. See also the B<-sh> option that can be
144used to brighten or darken the image in addition to tinting it; resource
145I<tintColor>. Example:
146 149
147 @@RXVT_NAME@@ -tr -tint blue -sh 40
148
149=item B<-sh> I<number> 150=item B<-sh> I<number>
150 151
151Darken (0 .. 100) or lighten (-1 .. -100) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
152background image in addition to (or instead of) tinting it; 153A value of 100 means no shading; resource I<shading>.
153resource I<shading>.
154 154
155=item B<-blt> I<string> 155=item B<-blt> I<string>
156 156
157Specify background blending type. If background pixmap is specified 157Specify background blending type. If background pixmap is specified
158at the same time as transparency - such pixmap will be blended over 158at the same time as transparency - such pixmap will be blended over
159transparency image, using method specified. Supported values are : 159the transparent background, using the method specified. Supported values are:
160B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 160B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 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 162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
163alpha-blending; resource I<blendType>. 163alpha-blending. Compile I<afterimage>; resource I<blendType>.
164 164
165=item B<-blr> I<number> 165=item B<-blr> I<HxV>
166 166
167Apply Gaussian Blur with the specified radius to the transparent 167Apply Gaussian Blur with the specified radii to the transparent
168background image; resource I<blurRadius>. 168background. If a single number is specified, the vertical and
169horizontal radii are considered to be the same. Setting one of the
170radii to 1 and the other to a large number creates interesting effects
171on some backgrounds. The maximum radius value is 128;
172resource I<blurRadius>.
173
174=item B<-icon> I<file>
175
176Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
177is used by many window managers, taskbars and pagers to represent the
178application window; resource I<iconFile>.
169 179
170=item B<-bg> I<colour> 180=item B<-bg> I<colour>
171 181
172Window background colour; resource B<background>. 182Window background colour; resource B<background>.
173 183
174=item B<-fg> I<colour> 184=item B<-fg> I<colour>
175 185
176Window foreground colour; resource B<foreground>. 186Window foreground colour; resource B<foreground>.
177 187
178=item B<-pixmap> I<file[;geom]> 188=item B<-pixmap> I<file[;oplist]>
179 189
180Compile I<afterimage>: Specify image file for the background and also 190Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
181optionally specify its scaling with a geometry string. Note you may need to 191optionally 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 192add quotes to avoid special shell interpretation of the C<;> in the
183command-line; for more details see resource B<backgroundPixmap>. 193command-line; for more details see resource B<backgroundPixmap>.
184 194
185=item B<-cr> I<colour> 195=item B<-cr> I<colour>
186 196
233italic> >> characters are to be printed. See resource B<boldItalicFont> 243italic> >> characters are to be printed. See resource B<boldItalicFont>
234for details. 244for details.
235 245
236=item B<-is>|B<+is> 246=item B<-is>|B<+is>
237 247
238Compile I<font-styles>: Bold/Italic font styles imply high intensity 248Compile I<font-styles>: Bold/Blink font styles imply high intensity
239foreground/background (default). See resource B<intensityStyles> for 249foreground/background (default). See resource B<intensityStyles> for
240details. 250details.
241 251
242=item B<-name> I<name> 252=item B<-name> I<name>
243 253
261 271
262=item B<-sb>|B<+sb> 272=item B<-sb>|B<+sb>
263 273
264Turn on/off scrollbar; resource B<scrollBar>. 274Turn on/off scrollbar; resource B<scrollBar>.
265 275
276=item B<-sr>|B<+sr>
277
278Put scrollbar on right/left; resource B<scrollBar_right>.
279
280=item B<-st>|B<+st>
281
282Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
283resource B<scrollBar_floating>.
284
266=item B<-si>|B<+si> 285=item B<-si>|B<+si>
267 286
268Turn on/off scroll-to-bottom on TTY output inhibit; resource 287Turn on/off scroll-to-bottom on TTY output inhibit; resource
269B<scrollTtyOutput> has opposite effect. 288B<scrollTtyOutput> has opposite effect.
270 289
276=item B<-sw>|B<+sw> 295=item B<-sw>|B<+sw>
277 296
278Turn on/off scrolling with the scrollback buffer as new lines appear. 297Turn on/off scrolling with the scrollback buffer as new lines appear.
279This only takes effect if B<-si> is also given; resource 298This only takes effect if B<-si> is also given; resource
280B<scrollWithBuffer>. 299B<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>.
290 300
291=item B<-ptab>|B<+ptab> 301=item B<-ptab>|B<+ptab>
292 302
293If enabled (default), "Horizontal Tab" characters are being stored as 303If enabled (default), "Horizontal Tab" characters are being stored as
294actual wide characters in the screen buffer, which makes it possible to 304actual wide characters in the screen buffer, which makes it possible to
298 308
299=item B<-bc>|B<+bc> 309=item B<-bc>|B<+bc>
300 310
301Blink the cursor; resource B<cursorBlink>. 311Blink the cursor; resource B<cursorBlink>.
302 312
313=item B<-uc>|B<+uc>
314
315Make the cursor underlined; resource B<cursorUnderline>.
316
303=item B<-iconic> 317=item B<-iconic>
304 318
305Start iconified, if the window manager supports that option. 319Start iconified, if the window manager supports that option.
306Alternative form is B<-ic>. 320Alternative form is B<-ic>.
307 321
323 337
324=item B<-bl> 338=item B<-bl>
325 339
326Compile I<frills>: Set MWM hints to request a borderless window, i.e. 340Compile 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 341if honoured by the WM, the rxvt-unicode window will not have window
328decorations; resource B<borderLess>. 342decorations; resource B<borderLess>. If the window manager does not
343support MWM hints (e.g. kwin), enables override-redirect mode.
329 344
330=item B<-override-redirect> 345=item B<-override-redirect>
331 346
332Compile I<frills>: Sets override-redirect on the window; resource 347Compile I<frills>: Sets override-redirect on the window; resource
333B<override-redirect>. 348B<override-redirect>.
341 356
342=item B<-lsp> I<number> 357=item B<-lsp> I<number>
343 358
344Compile I<frills>: Lines (pixel height) to insert between each row of 359Compile I<frills>: Lines (pixel height) to insert between each row of
345the display. Useful to work around font rendering problems; resource 360the display. Useful to work around font rendering problems; resource
346B<linespace>. 361B<lineSpace>.
362
363=item B<-letsp> I<number>
364
365Compile I<frills>: Amount to adjust the computed character width by
366to control overall letter spacing. Negative values will tighten up the
367letter spacing, positive values will space letters out more. Useful to
368work around odd font metrics; resource B<letterSpace>.
347 369
348=item B<-tn> I<termname> 370=item B<-tn> I<termname>
349 371
350This option specifies the name of the terminal type to be set in the 372This option specifies the name of the terminal type to be set in the
351B<TERM> environment variable. This terminal type must exist in the 373B<TERM> environment variable. This terminal type must exist in the
406 428
407=item B<-tcw> 429=item B<-tcw>
408 430
409Change the meaning of triple-click selection with the left mouse 431Change the meaning of triple-click selection with the left mouse
410button. Only effective when the original (non-perl) selection code is 432button. Only effective when the original (non-perl) selection code is
411in-use. Instead of selecting a full line it will extend the selection the 433in-use. Instead of selecting a full line it will extend the selection to
412end of the logical line only. resource B<tripleclickwords>. 434the end of the logical line only. resource B<tripleclickwords>.
413 435
414=item B<-insecure> 436=item B<-insecure>
415 437
416Enable "insecure" mode, which currently enables most of the escape 438Enable "insecure" mode, which currently enables most of the escape
417sequences that echo strings. See the resource B<insecure> for more 439sequences that echo strings. See the resource B<insecure> for more
437 459
438Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 460Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
439will not immediately destroy its window when the program executed within 461will 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 462it exits. Instead, it will wait till it is being killed or closed by the
441user; resource B<hold>. 463user; resource B<hold>.
464
465=item B<-cd> I<path>
466
467Sets the working directory for the shell (or the command specified via
468B<-e>). The I<path> must be an absolute path and it must exist for
469@@RXVT_NAME@@ to start; resource B<chdir>.
470
471=item B<-xrm> I<string>
472
473Works like the X Toolkit option of the same name, by adding the I<string>
474as if it were specified in a resource file. Resource values specified this
475way take precedence over all other resource specifications.
476
477Note that you need to use the I<same> syntax as in the .Xdefaults file,
478e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
479options can be specified as long-options on the commandline, so use
480of B<-xrm> is mostly limited to cases where you want to specify other
481resources (e.g. for input methods) or for compatibility with other
482programs.
442 483
443=item B<-keysym.>I<sym> I<string> 484=item B<-keysym.>I<sym> I<string>
444 485
445Remap a key symbol. See resource B<keysym>. 486Remap a key symbol. See resource B<keysym>.
446 487
481If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 522If 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 523entries and will not tinker with pty/tty permissions - you have to do that
483yourself if you want that. 524yourself if you want that.
484 525
485As an extremely special case, specifying C<-1> will completely suppress 526As an extremely special case, specifying C<-1> will completely suppress
486pty/tty operations. 527pty/tty operations, which is probably only useful in conjunction with some
528perl extension that manages the terminal.
487 529
488Here is a example in perl that illustrates how this option can be used (a 530Here is a example in perl that illustrates how this option can be used (a
489longer example is in F<doc/pty-fd>): 531longer example is in F<doc/pty-fd>):
490 532
491 use IO::Pty; 533 use IO::Pty;
505Comma-separated list of perl extension scripts to use (or not to use) in 547Comma-separated list of perl extension scripts to use (or not to use) in
506this terminal instance. See resource B<perl-ext> for details. 548this terminal instance. See resource B<perl-ext> for details.
507 549
508=back 550=back
509 551
510=head1 RESOURCES (available also as long-options) 552=head1 RESOURCES
511 553
512Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 554Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
513options) compiled into your version. 555options) compiled into your version. All resources are also available as
556long-options.
514 557
515You can set and change the resources using X11 tools like B<xrdb>. Many 558You 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 559distribution do also load settings from the B<~/.Xresources> file when X
517starts. @@RXVT_NAME@@ will consult the following files/resources in order, 560starts. @@RXVT_NAME@@ will consult the following files/resources in order,
518with later settings overwriting earlier ones: 561with later settings overwriting earlier ones:
519 562
520 1. system-wide app-defaults file, either locale-dependent OR global
521 2. app-defaults file in $XAPPLRESDIR 563 1. app-defaults file in $XAPPLRESDIR
564 2. $HOME/.Xdefaults
522 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 565 3. RESOURCE_MANAGER property on root-window of screen 0
523 4. SCREEN_RESOURCES for the current screen 566 4. SCREEN_RESOURCES property on root-window of the current screen
524 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 567 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
568 6. resources specified via -xrm on the commandline
525 569
526Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 570Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
527names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 571names: 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 572common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
529configured, while the class name B<URxvt> allows resources unique to 573configured, while the class name B<URxvt> allows resources unique to
539=item B<depth:> I<bitdepth> 583=item B<depth:> I<bitdepth>
540 584
541Compile I<xft>: Attempt to find a visual with the given bit depth; 585Compile I<xft>: Attempt to find a visual with the given bit depth;
542option B<-depth>. 586option B<-depth>.
543 587
588=item B<buffered:> I<boolean>
589
590Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
591On some card/driver combination enabling it slightly decreases
592performance, on most it greatly helps it. The slowdown is small, so it
593should normally be enabled.
594
544=item B<geometry:> I<geom> 595=item B<geometry:> I<geom>
545 596
546Create the window with the specified X window geometry [default 80x24]; 597Create the window with the specified X window geometry [default 80x24];
547option B<-geometry>. 598option B<-geometry>.
548 599
561Use the specified colour for the colour value I<n>, where 0-7 612Use the specified colour for the colour value I<n>, where 0-7
562corresponds to low-intensity (normal) colours and 8-15 corresponds to 613corresponds to low-intensity (normal) colours and 8-15 corresponds to
563high-intensity (bold = bright foreground, blink = bright background) 614high-intensity (bold = bright foreground, blink = bright background)
564colours. The canonical names are as follows: 0=black, 1=red, 2=green, 615colours. 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 6163=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
566names used are listed in the B<COLORS AND GRAPHICS> section. 617names used are listed in the B<COLOURS AND GRAPHICS> section.
567 618
568Colours higher than 15 cannot be set using resources (yet), but can be 619Colours higher than 15 cannot be set using resources (yet), but can be
569changed using an escape command (see @@RXVT_NAME@@(7)). 620changed using an escape command (see @@RXVT_NAME@@(7)).
570 621
571Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 622Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
582=item B<colorUL:> I<colour> 633=item B<colorUL:> I<colour>
583 634
584Use the specified colour to display underlined characters when the 635Use the specified colour to display underlined characters when the
585foreground colour is the default. 636foreground colour is the default.
586 637
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> 638=item B<underlineColor:> I<colour>
593 639
594If set, use the specified colour as the colour for the underline 640If set, use the specified colour as the colour for the underline
595itself. If unset, use the foreground colour. 641itself. If unset, use the foreground colour.
642
643=item B<highlightColor:> I<colour>
644
645If set, use the specified colour as the background for highlighted
646characters. If unset, use reverse video.
647
648=item B<highlightTextColor:> I<colour>
649
650If set and highlightColor is set, use the specified colour as the
651foreground for highlighted characters.
596 652
597=item B<cursorColor:> I<colour> 653=item B<cursorColor:> I<colour>
598 654
599Use the specified colour for the cursor. The default is to use the 655Use the specified colour for the cursor. The default is to use the
600foreground colour; option B<-cr>. 656foreground colour; option B<-cr>.
607 663
608=item B<reverseVideo:> I<boolean> 664=item B<reverseVideo:> I<boolean>
609 665
610B<True>: simulate reverse video by foreground and background colours; 666B<True>: simulate reverse video by foreground and background colours;
611option B<-rv>. B<False>: regular screen colours [default]; option 667option B<-rv>. B<False>: regular screen colours [default]; option
612B<+rv>. See note in B<COLORS AND GRAPHICS> section. 668B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
613 669
614=item B<jumpScroll:> I<boolean> 670=item B<jumpScroll:> I<boolean>
615 671
616B<True>: specify that jump scrolling should be used. When receiving lots 672B<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 673of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
631 687
632B<False>: specify that everything is to be displayed, even 688B<False>: specify that everything is to be displayed, even
633if the refresh is too fast for the human eye to read anything (or the 689if the refresh is too fast for the human eye to read anything (or the
634monitor to display anything); option B<+ss>. 690monitor to display anything); option B<+ss>.
635 691
636=item B<inheritPixmap:> I<boolean> 692=item B<transparent:> I<boolean>
637 693
638B<True>: make the background inherit the parent windows' pixmap, giving 694Turn on/off pseudo-transparency by using the root pixmap as background.
639artificial transparency. B<False>: do not inherit the parent windows'
640pixmap.
641 695
642I<Please note that transparency of any kind if completely unsupported by 696B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
643the author. Don't bug him with installation questions!> 697future versions.
644 698
645=item B<fading:> I<number> 699=item B<fading:> I<number>
646 700
647Fade the text by the given percentage when focus is lost; option B<-fade>. 701Fade the text by the given percentage when focus is lost; option B<-fade>.
648 702
651Fade to this colour, when fading is used (see B<fading:>). The default 705Fade to this colour, when fading is used (see B<fading:>). The default
652colour is black; option B<-fadecolor>. 706colour is black; option B<-fadecolor>.
653 707
654=item B<tintColor:> I<colour> 708=item B<tintColor:> I<colour>
655 709
656Tint the transparent background pixmap with the given colour; option 710Tint the transparent background with the given colour. If the RENDER
657B<-tint>. 711extension is not available only black, red, green, yellow, blue,
712magenta, cyan and white tints can be performed server-side. Note that
713a black tint yields a completely black image while a white tint yields
714the image unchanged; option B<-tint>.
658 715
659=item B<shading:> I<number> 716=item B<shading:> I<number>
660 717
661Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 718Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
662in addition to tinting it; option B<-sh>. 719A value of 100 means no shading; option B<-sh>.
663 720
664=item B<blendType:> I<string> 721=item B<blendType:> I<string>
665 722
666Specify background blending type; option B<-blt>. 723Specify background blending type; option B<-blt>.
667 724
668=item B<blurRadius:> I<number> 725=item B<blurRadius:> I<number>
669 726
670Apply Gaussian Blurr with the specified radius to the transparent 727Apply gaussian blur with the specified radius to the transparent
671background image; option B<-blr>. 728background; option B<-blr>.
729
730=item B<iconFile:> I<file>
731
732Set the application icon pixmap; option B<-icon>.
672 733
673=item B<scrollColor:> I<colour> 734=item B<scrollColor:> I<colour>
674 735
675Use the specified colour for the scrollbar [default #B2B2B2]. 736Use the specified colour for the scrollbar [default #B2B2B2].
676 737
682=item B<borderColor:> I<colour> 743=item B<borderColor:> I<colour>
683 744
684The colour of the border around the text area and between the scrollbar 745The colour of the border around the text area and between the scrollbar
685and the text. 746and the text.
686 747
687=item B<backgroundPixmap:> I<file[;geom]> 748=item B<backgroundPixmap:> I<file[;oplist]>
688 749
689Use the specified image file for the background and also optionally 750Use the specified image file for the background and also
690specify its scaling with a geometry string B<WxH+X+Y>, 751optionally specify a colon separated list of operations to modify it.
691in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 752Supported operations are:
753
754=over 4
755
756=item B<WxH+X+Y>
757
758sets scale and position. B<"W" / "H"> specify the horizontal/vertical
692and B<"X" / "Y"> locate the image centre (percent). 759scale (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 760scale of 0 disables scaling. The maximum permitted scale is 1000.
694image without any scaling. A scale of 2 to 9 specifies an integer 761
695number of images in that direction. No image will be magnified beyond 762=item B<op=tile>
69610 times its original size. The maximum permitted scale is 1000. 763
697Special string of B<"auto"> used as a geometry will cause image to be 764enables tiling
698automatically scaled to match window size. 765
766=item B<op=keep-aspect>
767
768maintain the image aspect ratio when scaling
769
770=item B<op=root-align>
771
772use the position of the terminal window relative to the root window as
773the image offset, simulating a root window background
774
775=back
776
777The default scale and position setting is C<100x100+50+50>.
778Alternatively, a predefined set of templates can be used to achieve
779the most common setups:
780
781=over 4
782
783=item B<style=tiled>
784
785the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
786
787=item B<style=aspect-stretched>
788
789the image is scaled to fill the whole window maintaining the aspect
790ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
791
792=item B<style=stretched>
793
794the image is scaled to fill the whole window. Equivalent to 100x100
795
796=item B<style=centered>
797
798the image is centered with no scaling. Equivalent to 0x0+50+50
799
800=item B<style=root-tiled>
801
802the image is tiled with no scaling and using 'root' positioning.
803Equivalent to 0x0:op=tile:op=root-align
804
805=back
806
807If multiple templates are specified the last one wins. Note that a
808template overrides all the scale, position and operations settings.
809
699If used in conjunction with B<-tr> option - specified pixmap will be 810If used in conjunction with B<-tr> option, the specified pixmap will be
700blended over transparency image using either alpha-blending, or any 811blended over the transparent background using alpha-blending. If I<afterimage>
701other blending type, specified with B<-blt "type"> option. 812support has been compiled in it is possible to choose other blending
702[default 0x0+50+50] 813types with B<-blt "type"> option.
703 814
704=item B<path:> I<path> 815=item B<path:> I<path>
705 816
706Specify the colon-delimited search path for finding XPM files. 817Specify the colon-delimited search path for finding background image files.
707 818
708=item B<font:> I<fontlist> 819=item B<font:> I<fontlist>
709 820
710Select the fonts to be used. This is a comma separated list of font names 821Select 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 822that 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 845it is named first) and thus defines the character cell grid to be 9 pixels
735wide and 15 pixels high. 846wide and 15 pixels high.
736 847
737The second font is just used to add additional unicode characters not in 848The second font is just used to add additional unicode characters not in
738the base font, likewise the third, which is unfortunately non-bold, but 849the 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 850the bold version of the font does contain fewer characters, so this is a
740useful supplement. 851useful supplement.
741 852
742The third font is an Xft font with aliasing turned off, and the characters 853The 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 854are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
744contains other characters, but we are not interested in them. 855contains other characters, but we are not interested in them.
768text font will being used for the given style. 879text font will being used for the given style.
769 880
770=item B<intensityStyles:> I<boolean> 881=item B<intensityStyles:> I<boolean>
771 882
772When font styles are not enabled, or this option is enabled (B<True>, 883When font styles are not enabled, or this option is enabled (B<True>,
773option B<-is>, the default), bold and italic font styles imply high 884option B<-is>, the default), bold/blink font styles imply high
774intensity foreground/background colours. Disabling this option (B<False>, 885intensity foreground/background colours. Disabling this option (B<False>,
775option B<+is>) disables this behaviour, the high intensity colours are not 886option B<+is>) disables this behaviour, the high intensity colours are not
776reachable. 887reachable.
777 888
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> 889=item B<title:> I<string>
791 890
792Set window title string, the default title is the command-line 891Set window title string, the default title is the command-line
793specified after the B<-e> option, if any, otherwise the application 892specified after the B<-e> option, if any, otherwise the application
794name; option B<-title>. 893name; option B<-title>.
807=item B<urgentOnBell:> I<boolean> 906=item B<urgentOnBell:> I<boolean>
808 907
809B<True>: set the urgency hint for the wm on receipt of a bell character. 908B<True>: set the urgency hint for the wm on receipt of a bell character.
810B<False>: do not set the urgency hint [default]. 909B<False>: do not set the urgency hint [default].
811 910
911@@RXVT_NAME@@ resets the urgency hint on every focus change.
912
812=item B<visualBell:> I<boolean> 913=item B<visualBell:> I<boolean>
813 914
814B<True>: use visual bell on receipt of a bell character; option B<-vb>. 915B<True>: use visual bell on receipt of a bell character; option B<-vb>.
815B<False>: no visual bell [default]; option B<+vb>. 916B<False>: no visual bell [default]; option B<+vb>.
816 917
839 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 940 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
840 941
841This creates a new file in your home directory with the screen contents 942This creates a new file in your home directory with the screen contents
842every time you hit C<Print>. 943every time you hit C<Print>.
843 944
945=item B<scrollstyle:> I<mode>
946
947Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
948the author's favourite.
949
950=item B<thickness:> I<number>
951
952Set the scrollbar width in pixels.
953
844=item B<scrollBar:> I<boolean> 954=item B<scrollBar:> I<boolean>
845 955
846B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 956B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
847disable the scrollbar; option B<+sb>. 957disable the scrollbar; option B<+sb>.
848 958
867B<False>: do not scroll to bottom when tty receives output; option 977B<False>: do not scroll to bottom when tty receives output; option
868B<+si>. 978B<+si>.
869 979
870=item B<scrollWithBuffer:> I<boolean> 980=item B<scrollWithBuffer:> I<boolean>
871 981
872B<True>: scroll with scrollback buffer when tty receives new lines (and 982B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
873B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 983try to show the same lines) and B<scrollTtyOutput> is False; option
874with scrollback buffer when tty receives new lines; option B<+sw>. 984B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
985new lines; option B<+sw>.
875 986
876=item B<scrollTtyKeypress:> I<boolean> 987=item B<scrollTtyKeypress:> I<boolean>
877 988
878B<True>: scroll to bottom when a non-special key is pressed. Special keys 989B<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 990are those which are intercepted by rxvt-unicode for special handling and
910=item B<termName:> I<termname> 1021=item B<termName:> I<termname>
911 1022
912Specifies the terminal type name to be set in the B<TERM> environment 1023Specifies the terminal type name to be set in the B<TERM> environment
913variable; option B<-tn>. 1024variable; option B<-tn>.
914 1025
915=item B<linespace:> I<number> 1026=item B<lineSpace:> I<number>
916 1027
917Specifies number of lines (pixel height) to insert between each row of 1028Specifies number of lines (pixel height) to insert between each row of
918the display [default 0]; option B<-lsp>. 1029the display [default 0]; option B<-lsp>.
919 1030
920=item B<meta8:> I<boolean> 1031=item B<meta8:> I<boolean>
934 1045
935=item B<cursorBlink:> I<boolean> 1046=item B<cursorBlink:> I<boolean>
936 1047
937B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1048B<True>: blink the cursor. B<False>: do not blink the cursor [default];
938option B<-bc>. 1049option B<-bc>.
1050
1051=item B<cursorUnderline:> I<boolean>
1052
1053B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1054option B<-uc>.
939 1055
940=item B<pointerBlank:> I<boolean> 1056=item B<pointerBlank:> I<boolean>
941 1057
942B<True>: blank the pointer when a key is pressed or after a set number 1058B<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 1059of seconds of inactivity. B<False>: the pointer is always visible
957large number (e.g. C<987654321>) to effectively disable the timeout. 1073large number (e.g. C<987654321>) to effectively disable the timeout.
958 1074
959=item B<backspacekey:> I<string> 1075=item B<backspacekey:> I<string>
960 1076
961The string to send when the backspace key is pressed. If set to B<DEC> 1077The 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> 1078or 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 1079(code 8) - which can be reversed with the appropriate DEC private mode
964escape sequence. 1080escape sequence.
965 1081
966=item B<deletekey:> I<string> 1082=item B<deletekey:> I<string>
967 1083
980will be created). In this mode, characters outside ISO-8859-1 can be used. 1096will be created). In this mode, characters outside ISO-8859-1 can be used.
981 1097
982When the selection extension is not used, only ISO-8859-1 characters can 1098When the selection extension is not used, only ISO-8859-1 characters can
983be used. If not specified, the built-in default is used: 1099be used. If not specified, the built-in default is used:
984 1100
985B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1101B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
986 1102
987=item B<preeditType:> I<style> 1103=item B<preeditType:> I<style>
988 1104
989B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1105B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
990 1106
1046 1162
1047=item B<secondaryScroll:> I<boolean> 1163=item B<secondaryScroll:> I<boolean>
1048 1164
1049Turn on/off secondary screen scroll (default enabled). If this 1165Turn on/off secondary screen scroll (default enabled). If this
1050option is enabled, scrolls on the secondary screen will change the 1166option is enabled, scrolls on the secondary screen will change the
1051scrollback buffer and switching to/from the secondary screen will 1167scrollback buffer and, when secondaryScreen is off, switching
1052instead scroll the screen up. 1168to/from the secondary screen will instead scroll the screen up.
1053 1169
1054=item B<hold>: I<boolean> 1170=item B<hold>: I<boolean>
1055 1171
1056Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1172Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1057will not immediately destroy its window when the program executed within 1173will 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 1174it exits. Instead, it will wait till it is being killed or closed by the
1059user. 1175user.
1176
1177=item B<chdir>: I<path>
1178
1179Sets the working directory for the shell (or the command specified via
1180B<-e>). The I<path> must be an absolute path and it must exist for
1181@@RXVT_NAME@@ to start. If it isn't specified then the current working
1182directory will be used; option B<-cd>.
1060 1183
1061=item B<keysym.>I<sym>: I<string> 1184=item B<keysym.>I<sym>: I<string>
1062 1185
1063Compile I<frills>: Associate I<string> with keysym I<sym>. The 1186Compile I<frills>: Associate I<string> with keysym I<sym>. The
1064intervening resource name B<keysym.> cannot be omitted. 1187intervening resource name B<keysym.> cannot be omitted.
1078searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1201searching 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 1202omitting 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 1203keysym 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. 1204performed in an exact manner; however, the closest match is assured.
1082 1205
1083I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1206I<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, 1207number), 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 1208
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> 1209You can define a range of keysyms in one shot by
1210loading the C<keysym-list> perl extension and providing a I<string>
1096with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1211with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1097should be a character not used by the strings. 1212should be a character not used by the strings.
1098 1213
1099Its usage can be demonstrated by an example: 1214Its usage can be demonstrated by an example:
1100 1215
1101 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1216 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1102 1217
1103The above line is equivalent to the following three lines: 1218The above line is equivalent to the following three lines:
1104 1219
1105 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1220 URxvt.keysym.Meta-Control-0x61: \033<a>
1106 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1221 URxvt.keysym.Meta-Control-0x62: \033<b>
1107 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1222 URxvt.keysym.Meta-Control-0x63: \033<c>
1108 1223
1109If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1224If I<string> takes the form of C<command:STRING>, the specified B<STRING>
1110is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1225is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1111example the following means "change the current locale to C<zh_CN.GBK> 1226example the following means "change the current locale to C<zh_CN.GBK>
1112when Control-Meta-c is being pressed": 1227when Control-Meta-c is being pressed":
1113 1228
1114 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1229 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
1115 1230
1116If I<string> takes the form C<perl:STRING>, then the specified B<STRING> 1231If 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) 1232is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1118manpage. For example, the F<selection> extension (activated via 1233manpage. For example, the F<selection> extension (activated via
1119C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1234C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1120 1235
1121 URxvt.keysym.M-C-c: perl:selection:rot13 1236 URxvt.keysym.M-C-c: perl:selection:rot13
1122 1237
1123Due the the large number of modifier combinations, a defined key mapping 1238Due 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 1239will 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 1240no other key mappings with those and more bits are being defined. That
1126means that defining a key map for C<a> will automatically provide 1241means 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 1242definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1128mappings themselves. 1243mappings themselves.
1129 1244
1180all instances, while B<perl-ext> is used for specific instances. 1295all instances, while B<perl-ext> is used for specific instances.
1181 1296
1182=item B<perl-eval>: I<string> 1297=item B<perl-eval>: I<string>
1183 1298
1184Perl code to be evaluated when all extensions have been registered. See 1299Perl code to be evaluated when all extensions have been registered. See
1185the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1300the @@RXVT_NAME@@perl(3) manpage.
1186will be ignored when running setuid/setgid.
1187 1301
1188=item B<perl-lib>: I<path> 1302=item B<perl-lib>: I<path>
1189 1303
1190Colon-separated list of additional directories that hold extension 1304Colon-separated list of additional directories that hold extension
1191scripts. When looking for extensions specified by the C<perl> resource, 1305scripts. When looking for perl extensions, @@RXVT_NAME@@ will first
1192@@RXVT_NAME@@ will first look in these directories and then in 1306look in these directories, then in $HOME/.urxvt/ext and lastly in
1193F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1307F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1194will be ignored when running setuid/setgid.
1195 1308
1196See the @@RXVT_NAME@@perl(3) manpage. 1309See the @@RXVT_NAME@@perl(3) manpage.
1197 1310
1198=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1311=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1199 1312
1221 1334
1222=item B<override-redirect>: I<boolean> 1335=item B<override-redirect>: I<boolean>
1223 1336
1224Compile I<frills>: Sets override-redirect for the terminal window, making 1337Compile I<frills>: Sets override-redirect for the terminal window, making
1225it almost invisible to window managers; option B<-override-redirect>. 1338it almost invisible to window managers; option B<-override-redirect>.
1339
1340=item B<iso14755:> I<boolean>
1341
1342Turn on/off ISO 14755 (default enabled).
1226 1343
1227=item B<iso14755_52:> I<boolean> 1344=item B<iso14755_52:> I<boolean>
1228 1345
1229Turn on/off ISO 14755 5.2 mode (default enabled). 1346Turn on/off ISO 14755 5.2 mode (default enabled).
1230 1347
1305 1422
1306=head1 ISO 14755 SUPPORT 1423=head1 ISO 14755 SUPPORT
1307 1424
1308ISO 14755 is a standard for entering and viewing unicode characters 1425ISO 14755 is a standard for entering and viewing unicode characters
1309and character codes using the keyboard. It consists of 4 parts. The 1426and character codes using the keyboard. It consists of 4 parts. The
1310first part is available rxvt-unicode has been compiled with 1427first part is available if rxvt-unicode has been compiled with
1311C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1428C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1312with C<--enable-iso14755>. 1429with C<--enable-iso14755>.
1313 1430
1314=over 4 1431=over 4
1315 1432
1373B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1490B<@@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 1491it 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 1492allow 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. 1493on some systems or setgid to root or to some other group on others.
1377 1494
1378=head1 COLORS AND GRAPHICS 1495=head1 COLOURS AND GRAPHICS
1379 1496
1380In addition to the default foreground and background colours, 1497In addition to the default foreground and background colours,
1381B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1498B<@@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 1499high-intensity (potentially bold/blink) versions of the same, and 72 (or
1383colours with their names. 1500240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1501cube plus a 8 (24) colour greyscale ramp.
1502
1503Here is a list of the ANSI colours with their names.
1384 1504
1385=begin table 1505=begin table
1386 1506
1387 B<color0> (black) = Black 1507 B<color0> (black) = Black
1388 B<color1> (red) = Red3 1508 B<color1> (red) = Red3
1408It is also possible to specify the colour values of B<foreground>, 1528It is also possible to specify the colour values of B<foreground>,
1409B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1529B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1410a number 0-15, as a convenient shorthand to reference the colour name of 1530a number 0-15, as a convenient shorthand to reference the colour name of
1411color0-color15. 1531color0-color15.
1412 1532
1413In addition to the colours defined above, @@RXVT_NAME@@ offers an 1533The following text gives values for the standard 88 colour mode (and
1414additional 72 colours. The first 64 of those (with indices 16 to 79) 1534values 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 1535
1536The RGB cube uses indices 16..79 (16..231) using the following formulas:
1537
1538 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1539 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1540
1541The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1542steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1543the RGB cube.
1544
1418Together, all those colours implement the 88 colour xterm colours. Only 1545Together, all those colours implement the 88 (256) colour xterm
1419the first 16 can be changed using resources currently, the rest can only 1546colours. Only the first 16 can be changed using resources currently, the
1420be changed via command sequences ("escape codes"). 1547rest can only be changed via command sequences ("escape codes").
1548
1549Applications are advised to use terminfo or command sequences to discover
1550number and RGB values of all colours (yes, you can query this...).
1421 1551
1422Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1552Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1423always swapping the foreground/background colours. This is in contrast to 1553always swapping the foreground/background colours. This is in contrast to
1424I<xterm>(1) where the colours are only swapped if they have not otherwise 1554I<xterm>(1) where the colours are only swapped if they have not otherwise
1425been specified. For example, 1555been specified. For example,
1426 1556
1427=over 4
1428
1429=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1557 @@RXVT_NAME@@ -fg Black -bg White -rv
1430 1558
1431would yield White on Black, while on I<xterm>(1) it would yield Black 1559would yield White on Black, while on I<xterm>(1) it would yield Black on
1432on White. 1560White.
1433
1434=back
1435 1561
1436=head2 ALPHA CHANNEL SUPPORT 1562=head2 ALPHA CHANNEL SUPPORT
1437 1563
1438If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1564If 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> 1565their act together, rxvt-unicode will do its own alpha channel management:
1440(recommended, but B<MUST> have 4 digits/component) colour specifications, 1566
1441in addition to the ones provided by X, where the additional A component 1567You can prefix any colour with an opaqueness percentage enclosed in
1568brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1569(0-100) that specifies the opacity of the colour, where C<0> is completely
1570transparent and C<100> is completely opaque. For example, C<[50]red> is a
1571half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1572is the recommended format to specify transparency values, and works with
1573all ways to specify a colour.
1574
1575For complete control, rxvt-unicode also supports
1576C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1577specifications, where the additional C<aaaa> component specifies opacity
1442specifies opacity (alpha) values. The minimum value of C<0> is completely 1578(alpha) values. The minimum value of C<0000> is completely transparent,
1443transparent). You can also prefix any color with C<[percent]>, where 1579while C<ffff> is completely opaque). The two example colours from
1444C<percent> is a decimal percentage (0-100) that specifies the opacity of 1580earlier 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 1581C<rgba:0000/ff00/0000/f332>.
1446opaque.
1447 1582
1448You probably need to specify B<"-depth 32">, too, and have the luck that 1583You 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 1584alpha channels, and have the luck that your X-server uses ARGB pixel
1450ARGB visuals out of the box, and rxvt-unicode just fudges around. 1585layout, as X is far from just supporting ARGB visuals out of the box, and
1586rxvt-unicode just fudges around.
1451 1587
1452For example, the following selects an almost completely transparent red 1588For example, the following selects an almost completely transparent black
1453background, and an almost opaque pink foreground: 1589background, and an almost opaque pink foreground:
1454 1590
1455 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1591 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1456 1592
1457I<Please note that transparency of any kind if completely unsupported by 1593When not using a background image, then the interpretation of the
1458the author. Don't bug him with installation questions!> 1594alpha channel is up to your compositing manager (most interpret it as
1595transparency of course).
1596
1597When using a background pixmap or pseudo-transparency, then the background
1598colour will always behave as if it were completely transparent (so the
1599background image shows instead), regardless of how it was specified, while
1600other colours will either be transparent as specified (the background
1601image will show through) on servers supporting the RENDER extension, or
1602fully opaque on servers not supporting the RENDER EXTENSION.
1603
1604Please note that due to bugs in Xft, specifying alpha values might result
1605in garbage being displayed when the X-server does not support the RENDER
1606extension.
1459 1607
1460=head1 ENVIRONMENT 1608=head1 ENVIRONMENT
1461 1609
1462B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1610B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1463 1611
1469resources or on the command line. 1617resources or on the command line.
1470 1618
1471=item B<COLORTERM> 1619=item B<COLORTERM>
1472 1620
1473Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1621Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1474compiled with XPM support, and optionally with the added extension 1622compiled with background image support, and optionally with the added
1475C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1623extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1624screen.
1476 1625
1477=item B<COLORFGBG> 1626=item B<COLORFGBG>
1478 1627
1479Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1628Set 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 1629the colour code used as default foreground/text colour (or the string
1481C<default> to indicate that the default-colour escape sequence is to be 1630C<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 1631used), 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@@ 1632string 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 1633was compiled with background image support. Libraries like C<ncurses>
1485(and do) use this information to optimize screen output. 1634and C<slang> can (and do) use this information to optimize screen output.
1486 1635
1487=item B<WINDOWID> 1636=item B<WINDOWID>
1488 1637
1489Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1638Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1490window, which usually has subwindows for the scrollbar, the terminal 1639window, which usually has subwindows for the scrollbar, the terminal
1496C<--with-terminfo=PATH>. 1645C<--with-terminfo=PATH>.
1497 1646
1498=item B<DISPLAY> 1647=item B<DISPLAY>
1499 1648
1500Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1649Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1501display in its child processes. 1650display in its child processes if C<-display> isn't used to override. It
1651defaults to C<:0> if it doesn't exist.
1502 1652
1503=item B<SHELL> 1653=item B<SHELL>
1504 1654
1505The shell to be used for command execution, defaults to C</bin/sh>. 1655The shell to be used for command execution, defaults to C</bin/sh>.
1506 1656
1507=item B<RXVT_SOCKET> 1657=item B<RXVT_SOCKET>
1508 1658
1509The unix domain socket path used by @@RXVT_NAME@@c(1) and 1659The unix domain socket path used by @@RXVT_NAME@@c(1) and
1510@@RXVT_NAME@@d(1). 1660@@RXVT_NAME@@d(1).
1511 1661
1512Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1662Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
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
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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