ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/doc/rxvt.1.pod
(Generate patch)

Comparing rxvt-unicode/doc/rxvt.1.pod (file contents):
Revision 1.131 by ayin, Sat Jun 9 09:05:38 2007 UTC vs.
Revision 1.220 by root, Fri Sep 21 23:31:43 2012 UTC

12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16 16
17This document is also available on the World-Wide-Web at
18L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>.
19
17=head1 FREQUENTLY ASKED QUESTIONS 20=head1 FREQUENTLY ASKED QUESTIONS
18 21
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of 22See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20frequently asked questions and answer to them and some common 23frequently asked questions and answer to them and some common
21problems. That document is also accessible on the World-Wide-Web at 24problems. That document is also accessible on the World-Wide-Web at
22L<http://cvs.schmorp.de/browse/rxvt-unicode/doc/rxvt.7.html>. 25L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.7.pod>.
23 26
24=head1 RXVT-UNICODE VS. RXVT 27=head1 RXVT-UNICODE VS. RXVT
25 28
26Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode 29Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode
27internally. That means it can store and display most scripts in the 30internally. That means it can store and display most scripts in the
28world. Being a terminal emulator, however, some things are very difficult, 31world. Being a terminal emulator, however, some things are very difficult,
29especially cursive scripts such as arabic, vertically written scripts 32especially cursive scripts such as arabic, vertically written scripts
30like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
31like tibetan or devenagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
33fine, though. A somewhat difficult case are right-to-left scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
35belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
36such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
37change. 40change.
38 41
39If you are looking for a terminal that supports more exotic scripts, let 42If you are looking for a terminal that supports more exotic scripts, let
40me recommend C<mlterm>, which is a very user friendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
89 92
90Print out a message describing available options. 93Print out a message describing available options.
91 94
92=item B<-display> I<displayname> 95=item B<-display> I<displayname>
93 96
94Attempt to open a window on the named X display (B<-d> still 97Attempt to open a window on the named X display (the older form B<-d>
95respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
96B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
97 100
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<xft>: Attempt to find a visual with the given bit depth; 103Compile I<frills>: Attempt to find a visual with the given bit depth;
101resource B<depth>. 104resource B<depth>.
102 105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
110
111=item B<-visual> I<visualID>
112
113Compile I<frills>: Use the given visual (see e.g. C<xdpyinfo> for possible
114visual ids).
115
103=item B<-geometry> I<geom> 116=item B<-geometry> I<geom>
104 117
105Window geometry (B<-g> still respected); resource B<geometry>. 118Window geometry (B<-g> still respected); resource B<geometry>.
106 119
107=item B<-rv>|B<+rv> 120=item B<-rv>|B<+rv>
108 121
109Turn on/off simulated reverse video; resource B<reverseVideo>. 122Turn on/off simulated reverse video; resource B<reverseVideo>.
110 123
111=item B<-j>|B<+j> 124=item B<-j>|B<+j>
112 125
113Turn on/off jump scrolling; resource B<jumpScroll>. 126Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
114 127
115=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 128=item B<-ss>|B<+ss>
116 129
117Turn on/off inheriting parent window's pixmap. Alternative form is 130Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118B<-tr>; resource B<inheritPixmap>.
119 131
120I<Please note that transparency of any kind if completely unsupported by 132=item B<-tr>|B<+tr>
121the author. Don't bug him with installation questions! Read the FAQ (man 7 133
122@@RXVT_NAME@@)!> 134Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
135
136B<-ip> is still accepted as an obsolete alias but will be removed in
137future versions.
123 138
124=item B<-fade> I<number> 139=item B<-fade> I<number>
125 140
126Fade the text by the given percentage when focus is lost. Small values 141Fade the text by the given percentage when focus is lost. Small values
127fade a little only, 100 completely replaces all colours by the fade 142fade a little only, 100 completely replaces all colours by the fade
132Fade to this colour when fading is used (see B<-fade>). The default colour 147Fade to this colour when fading is used (see B<-fade>). The default colour
133is opaque black. resource B<fadeColor>. 148is opaque black. resource B<fadeColor>.
134 149
135=item B<-tint> I<colour> 150=item B<-tint> I<colour>
136 151
137Tint the transparent background pixmap with the given colour when 152Tint the transparent background with the given colour;
138transparency is enabled with B<-tr> or B<-ip>. This only works for 153resource I<tintColor>.
139non-tiled backgrounds, currently. See also the B<-sh> option that can be
140used to brighten or darken the image in addition to tinting it; resource
141I<tintColor>. Example:
142 154
143 @@RXVT_NAME@@ -tr -tint blue -sh 40
144
145=item B<-sh> I<number> 155=item B<-sh> I<number>
146 156
147Darken (0 .. 100) or lighten (-1 .. -100) the transparent 157Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
148background image in addition to (or instead of) tinting it; 158A value of 100 means no shading; resource I<shading>.
149resource I<shading>.
150 159
151=item B<-blt> I<string>
152
153Specify background blending type. If background pixmap is specified
154at the same time as transparency - such pixmap will be blended over
155transparency image, using method specified. Supported values are :
156B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>,
157B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
158B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
159alpha-blending; resource I<blendType>.
160
161=item B<-blr> I<number> 160=item B<-blr> I<HxV>
162 161
163Apply Gaussian Blur with the specified radius to the transparent 162Apply Gaussian Blur with the specified radii to the transparent
164background 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>.
165 175
166=item B<-bg> I<colour> 176=item B<-bg> I<colour>
167 177
168Window background colour; resource B<background>. 178Window background colour; resource B<background>.
169 179
170=item B<-fg> I<colour> 180=item B<-fg> I<colour>
171 181
172Window foreground colour; resource B<foreground>. 182Window foreground colour; resource B<foreground>.
173 183
174=item B<-pixmap> I<file[;geom]> 184=item B<-pixmap> I<file[;oplist]>
175 185
176Compile I<afterimage>: Specify image file for the background and also 186Compile I<pixbuf>: Specify image file for the background and also
177optionally 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
178add quotes to avoid special shell interpretation of the C<;> in the 188add quotes to avoid special shell interpretation of the C<;> in the
179command-line; for more details see resource B<backgroundPixmap>. 189command-line; for more details see resource B<backgroundPixmap>.
180 190
181=item B<-cr> I<colour> 191=item B<-cr> I<colour>
182 192
229italic> >> characters are to be printed. See resource B<boldItalicFont> 239italic> >> characters are to be printed. See resource B<boldItalicFont>
230for details. 240for details.
231 241
232=item B<-is>|B<+is> 242=item B<-is>|B<+is>
233 243
234Compile I<font-styles>: Bold/Italic font styles imply high intensity 244Compile I<font-styles>: Bold/Blink font styles imply high intensity
235foreground/background (default). See resource B<intensityStyles> for 245foreground/background (default). See resource B<intensityStyles> for
236details. 246details.
237 247
238=item B<-name> I<name> 248=item B<-name> I<name>
239 249
257 267
258=item B<-sb>|B<+sb> 268=item B<-sb>|B<+sb>
259 269
260Turn on/off scrollbar; resource B<scrollBar>. 270Turn on/off scrollbar; resource B<scrollBar>.
261 271
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
262=item B<-si>|B<+si> 281=item B<-si>|B<+si>
263 282
264Turn on/off scroll-to-bottom on TTY output inhibit; resource 283Turn on/off scroll-to-bottom on TTY output inhibit; resource
265B<scrollTtyOutput> has opposite effect. 284B<scrollTtyOutput> has opposite effect.
266 285
272=item B<-sw>|B<+sw> 291=item B<-sw>|B<+sw>
273 292
274Turn on/off scrolling with the scrollback buffer as new lines appear. 293Turn on/off scrolling with the scrollback buffer as new lines appear.
275This only takes effect if B<-si> is also given; resource 294This only takes effect if B<-si> is also given; resource
276B<scrollWithBuffer>. 295B<scrollWithBuffer>.
277
278=item B<-sr>|B<+sr>
279
280Put scrollbar on right/left; resource B<scrollBar_right>.
281
282=item B<-st>|B<+st>
283
284Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
285resource B<scrollBar_floating>.
286 296
287=item B<-ptab>|B<+ptab> 297=item B<-ptab>|B<+ptab>
288 298
289If enabled (default), "Horizontal Tab" characters are being stored as 299If enabled (default), "Horizontal Tab" characters are being stored as
290actual wide characters in the screen buffer, which makes it possible to 300actual wide characters in the screen buffer, which makes it possible to
294 304
295=item B<-bc>|B<+bc> 305=item B<-bc>|B<+bc>
296 306
297Blink the cursor; resource B<cursorBlink>. 307Blink the cursor; resource B<cursorBlink>.
298 308
309=item B<-uc>|B<+uc>
310
311Make the cursor underlined; resource B<cursorUnderline>.
312
299=item B<-iconic> 313=item B<-iconic>
300 314
301Start iconified, if the window manager supports that option. 315Start iconified, if the window manager supports that option.
302Alternative form is B<-ic>. 316Alternative form is B<-ic>.
303 317
319 333
320=item B<-bl> 334=item B<-bl>
321 335
322Compile 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.
323if 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
324decorations; resource B<borderLess>. 338decorations; resource B<borderLess>. If the window manager does not
339support MWM hints (e.g. kwin), enables override-redirect mode.
325 340
326=item B<-override-redirect> 341=item B<-override-redirect>
327 342
328Compile I<frills>: Sets override-redirect on the window; resource 343Compile I<frills>: Sets override-redirect on the window; resource
329B<override-redirect>. 344B<override-redirect>.
337 352
338=item B<-lsp> I<number> 353=item B<-lsp> I<number>
339 354
340Compile I<frills>: Lines (pixel height) to insert between each row of 355Compile I<frills>: Lines (pixel height) to insert between each row of
341the display. Useful to work around font rendering problems; resource 356the display. Useful to work around font rendering problems; resource
342B<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>.
343 365
344=item B<-tn> I<termname> 366=item B<-tn> I<termname>
345 367
346This 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
347B<TERM> environment variable. This terminal type must exist in the 369B<TERM> environment variable. This terminal type must exist in the
402 424
403=item B<-tcw> 425=item B<-tcw>
404 426
405Change the meaning of triple-click selection with the left mouse 427Change the meaning of triple-click selection with the left mouse
406button. Only effective when the original (non-perl) selection code is 428button. Only effective when the original (non-perl) selection code is
407in-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
408end of the logical line only. resource B<tripleclickwords>. 430the end of the logical line only. resource B<tripleclickwords>.
409 431
410=item B<-insecure> 432=item B<-insecure>
411 433
412Enable "insecure" mode, which currently enables most of the escape 434Enable "insecure" mode, which currently enables most of the escape
413sequences that echo strings. See the resource B<insecure> for more 435sequences that echo strings. See the resource B<insecure> for more
433 455
434Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 456Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
435will not immediately destroy its window when the program executed within 457will not immediately destroy its window when the program executed within
436it 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
437user; 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.
438 479
439=item B<-keysym.>I<sym> I<string> 480=item B<-keysym.>I<sym> I<string>
440 481
441Remap a key symbol. See resource B<keysym>. 482Remap a key symbol. See resource B<keysym>.
442 483
477If 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
478entries 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
479yourself if you want that. 520yourself if you want that.
480 521
481As an extremely special case, specifying C<-1> will completely suppress 522As an extremely special case, specifying C<-1> will completely suppress
482pty/tty operations. 523pty/tty operations, which is probably only useful in conjunction with some
524perl extension that manages the terminal.
483 525
484Here 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
485longer example is in F<doc/pty-fd>): 527longer example is in F<doc/pty-fd>):
486 528
487 use IO::Pty; 529 use IO::Pty;
501Comma-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
502this terminal instance. See resource B<perl-ext> for details. 544this terminal instance. See resource B<perl-ext> for details.
503 545
504=back 546=back
505 547
506=head1 RESOURCES (available also as long-options) 548=head1 RESOURCES
507 549
508Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 550Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
509options) compiled into your version. 551options) compiled into your version. All resources are also available as
552long-options.
510 553
511You 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
512distribution do also load settings from the B<~/.Xresources> file when X 555distribution do also load settings from the B<~/.Xresources> file when X
513starts. @@RXVT_NAME@@ will consult the following files/resources in order, 556starts. @@RXVT_NAME@@ will consult the following files/resources in order,
514with later settings overwriting earlier ones: 557with later settings overwriting earlier ones:
515 558
516 1. system-wide app-defaults file, either locale-dependent OR global
517 2. app-defaults file in $XAPPLRESDIR 559 1. app-defaults file in $XAPPLRESDIR
560 2. $HOME/.Xdefaults
518 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 561 3. RESOURCE_MANAGER property on root-window of screen 0
519 4. SCREEN_RESOURCES for the current screen 562 4. SCREEN_RESOURCES property on root-window of the current screen
520 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 563 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
564 6. resources specified via -xrm on the commandline
521 565
522Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 566Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
523names: 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
524common 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
525configured, while the class name B<URxvt> allows resources unique to 569configured, while the class name B<URxvt> allows resources unique to
535=item B<depth:> I<bitdepth> 579=item B<depth:> I<bitdepth>
536 580
537Compile 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;
538option B<-depth>. 582option B<-depth>.
539 583
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
540=item B<geometry:> I<geom> 591=item B<geometry:> I<geom>
541 592
542Create the window with the specified X window geometry [default 80x24]; 593Create the window with the specified X window geometry [default 80x24];
543option B<-geometry>. 594option B<-geometry>.
544 595
557Use 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
558corresponds to low-intensity (normal) colours and 8-15 corresponds to 609corresponds to low-intensity (normal) colours and 8-15 corresponds to
559high-intensity (bold = bright foreground, blink = bright background) 610high-intensity (bold = bright foreground, blink = bright background)
560colours. 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,
5613=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
562names used are listed in the B<COLORS AND GRAPHICS> section. 613names used are listed in the B<COLOURS AND GRAPHICS> section.
563 614
564Colours 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
565changed using an escape command (see @@RXVT_NAME@@(7)). 616changed using an escape command (see @@RXVT_NAME@@(7)).
566 617
567Colours 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
578=item B<colorUL:> I<colour> 629=item B<colorUL:> I<colour>
579 630
580Use the specified colour to display underlined characters when the 631Use the specified colour to display underlined characters when the
581foreground colour is the default. 632foreground colour is the default.
582 633
583=item B<colorRV:> I<colour>
584
585Use the specified colour as the background for reverse video characters
586when OPTION_HC is disabled (--disable-frills).
587
588=item B<underlineColor:> I<colour> 634=item B<underlineColor:> I<colour>
589 635
590If set, use the specified colour as the colour for the underline 636If set, use the specified colour as the colour for the underline
591itself. 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.
592 648
593=item B<cursorColor:> I<colour> 649=item B<cursorColor:> I<colour>
594 650
595Use 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
596foreground colour; option B<-cr>. 652foreground colour; option B<-cr>.
603 659
604=item B<reverseVideo:> I<boolean> 660=item B<reverseVideo:> I<boolean>
605 661
606B<True>: simulate reverse video by foreground and background colours; 662B<True>: simulate reverse video by foreground and background colours;
607option B<-rv>. B<False>: regular screen colours [default]; option 663option B<-rv>. B<False>: regular screen colours [default]; option
608B<+rv>. See note in B<COLORS AND GRAPHICS> section. 664B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
609 665
610=item B<jumpScroll:> I<boolean> 666=item B<jumpScroll:> I<boolean>
611 667
612B<True>: specify that jump scrolling should be used. When scrolling 668B<True>: specify that jump scrolling should be used. When receiving lots
613quickly, fewer screen updates are performed [default]; option B<-j>. 669of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
670has been read, resulting in fewer updates while still displaying every
671received line; option B<-j>.
672
614B<False>: specify that smooth scrolling should be used; option B<+j>. 673B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
674force a screen refresh on each new line it received; option B<+j>.
615 675
616=item B<inheritPixmap:> I<boolean> 676=item B<skipScroll:> I<boolean>
617 677
618B<True>: make the background inherit the parent windows' pixmap, giving 678B<True>: (the default) specify that skip scrolling should be used. When
619artificial transparency. B<False>: do not inherit the parent windows' 679receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
620pixmap. 680(around 60 times per second), resulting in far fewer updates. This can
681result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
682option B<-ss>.
621 683
622I<Please note that transparency of any kind if completely unsupported by 684B<False>: specify that everything is to be displayed, even
623the author. Don't bug him with installation questions!> 685if the refresh is too fast for the human eye to read anything (or the
686monitor to display anything); option B<+ss>.
687
688=item B<transparent:> I<boolean>
689
690Turn on/off pseudo-transparency by using the root pixmap as background.
691
692B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
693future versions.
624 694
625=item B<fading:> I<number> 695=item B<fading:> I<number>
626 696
627Fade 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>.
628 698
631Fade 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
632colour is black; option B<-fadecolor>. 702colour is black; option B<-fadecolor>.
633 703
634=item B<tintColor:> I<colour> 704=item B<tintColor:> I<colour>
635 705
636Tint the transparent background pixmap with the given colour; option 706Tint the transparent background with the given colour. If the RENDER
637B<-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>.
638 711
639=item B<shading:> I<number> 712=item B<shading:> I<number>
640 713
641Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 714Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
642in addition to tinting it; option B<-sh>. 715A value of 100 means no shading; option B<-sh>.
643
644=item B<blendType:> I<string>
645
646Specify background blending type; option B<-blt>.
647 716
648=item B<blurRadius:> I<number> 717=item B<blurRadius:> I<number>
649 718
650Apply Gaussian Blurr with the specified radius to the transparent 719Apply gaussian blur with the specified radius to the transparent
651background image; option B<-blr>. 720background; option B<-blr>.
721
722=item B<iconFile:> I<file>
723
724Set the application icon pixmap; option B<-icon>.
652 725
653=item B<scrollColor:> I<colour> 726=item B<scrollColor:> I<colour>
654 727
655Use the specified colour for the scrollbar [default #B2B2B2]. 728Use the specified colour for the scrollbar [default #B2B2B2].
656 729
662=item B<borderColor:> I<colour> 735=item B<borderColor:> I<colour>
663 736
664The 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
665and the text. 738and the text.
666 739
667=item B<backgroundPixmap:> I<file[;geom]> 740=item B<backgroundPixmap:> I<file[;oplist]>
668 741
669Use the specified image file for the background and also optionally 742Use the specified image file for the background and also
670specify its scaling with a geometry string B<WxH+X+Y>, 743optionally specify a colon separated list of operations to modify it.
671in 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
672and B<"X" / "Y"> locate the image centre (percent). 751scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
673A scale of 0 displays the image with tiling. A scale of 1 displays the 752scale of 0 disables scaling.
674image without any scaling. A scale of 2 to 9 specifies an integer 753
675number of images in that direction. No image will be magnified beyond 754=item B<op=tile>
67610 times its original size. The maximum permitted scale is 1000. 755
677Special string of B<"auto"> used as a geometry will cause image to be 756enables tiling
678automatically 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
679If used in conjunction with B<-tr> option - specified pixmap will be 802If used in conjunction with B<-tr> option, the specified pixmap will be
680blended over transparency image using either alpha-blending, or any 803blended over the transparent background using alpha-blending.
681other blending type, specified with B<-blt "type"> option.
682[default 0x0+50+50]
683 804
684=item B<path:> I<path> 805=item B<path:> I<path>
685 806
686Specify the colon-delimited search path for finding XPM files. 807Specify the colon-delimited search path for finding background image files.
687 808
688=item B<font:> I<fontlist> 809=item B<font:> I<fontlist>
689 810
690Select 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
691that 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
714it 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
715wide and 15 pixels high. 836wide and 15 pixels high.
716 837
717The 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
718the base font, likewise the third, which is unfortunately non-bold, but 839the base font, likewise the third, which is unfortunately non-bold, but
719the 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
720useful supplement. 841useful supplement.
721 842
722The 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
723are 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
724contains other characters, but we are not interested in them. 845contains other characters, but we are not interested in them.
748text font will being used for the given style. 869text font will being used for the given style.
749 870
750=item B<intensityStyles:> I<boolean> 871=item B<intensityStyles:> I<boolean>
751 872
752When 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>,
753option B<-is>, the default), bold and italic font styles imply high 874option B<-is>, the default), bold/blink font styles imply high
754intensity foreground/background colours. Disabling this option (B<False>, 875intensity foreground/background colours. Disabling this option (B<False>,
755option B<+is>) disables this behaviour, the high intensity colours are not 876option B<+is>) disables this behaviour, the high intensity colours are not
756reachable. 877reachable.
757 878
758=item B<selectstyle:> I<mode>
759
760Set mouse selection style to B<old> which is 2.20, B<oldword> which
761is xterm style with 2.20 old word selection, or anything else which
762gives xterm style selection. Only effective when the original (non-perl)
763selection code is in use.
764
765=item B<scrollstyle:> I<mode>
766
767Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
768the author's favourite.
769
770=item B<title:> I<string> 879=item B<title:> I<string>
771 880
772Set window title string, the default title is the command-line 881Set window title string, the default title is the command-line
773specified after the B<-e> option, if any, otherwise the application 882specified after the B<-e> option, if any, otherwise the application
774name; option B<-title>. 883name; option B<-title>.
787=item B<urgentOnBell:> I<boolean> 896=item B<urgentOnBell:> I<boolean>
788 897
789B<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.
790B<False>: do not set the urgency hint [default]. 899B<False>: do not set the urgency hint [default].
791 900
901@@RXVT_NAME@@ resets the urgency hint on every focus change.
902
792=item B<visualBell:> I<boolean> 903=item B<visualBell:> I<boolean>
793 904
794B<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>.
795B<False>: no visual bell [default]; option B<+vb>. 906B<False>: no visual bell [default]; option B<+vb>.
796 907
819 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 930 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
820 931
821This 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
822every time you hit C<Print>. 933every time you hit C<Print>.
823 934
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
824=item B<scrollBar:> I<boolean> 944=item B<scrollBar:> I<boolean>
825 945
826B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 946B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
827disable the scrollbar; option B<+sb>. 947disable the scrollbar; option B<+sb>.
828 948
847B<False>: do not scroll to bottom when tty receives output; option 967B<False>: do not scroll to bottom when tty receives output; option
848B<+si>. 968B<+si>.
849 969
850=item B<scrollWithBuffer:> I<boolean> 970=item B<scrollWithBuffer:> I<boolean>
851 971
852B<True>: scroll with scrollback buffer when tty receives new lines (and 972B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
853B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 973try to show the same lines) and B<scrollTtyOutput> is False; option
854with 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>.
855 976
856=item B<scrollTtyKeypress:> I<boolean> 977=item B<scrollTtyKeypress:> I<boolean>
857 978
858B<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
859are those which are intercepted by rxvt-unicode for special handling and 980are those which are intercepted by rxvt-unicode for special handling and
890=item B<termName:> I<termname> 1011=item B<termName:> I<termname>
891 1012
892Specifies 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
893variable; option B<-tn>. 1014variable; option B<-tn>.
894 1015
895=item B<linespace:> I<number> 1016=item B<lineSpace:> I<number>
896 1017
897Specifies number of lines (pixel height) to insert between each row of 1018Specifies number of lines (pixel height) to insert between each row of
898the display [default 0]; option B<-lsp>. 1019the display [default 0]; option B<-lsp>.
899 1020
900=item B<meta8:> I<boolean> 1021=item B<meta8:> I<boolean>
914 1035
915=item B<cursorBlink:> I<boolean> 1036=item B<cursorBlink:> I<boolean>
916 1037
917B<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];
918option 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>.
919 1045
920=item B<pointerBlank:> I<boolean> 1046=item B<pointerBlank:> I<boolean>
921 1047
922B<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
923of seconds of inactivity. B<False>: the pointer is always visible 1049of seconds of inactivity. B<False>: the pointer is always visible
937large number (e.g. C<987654321>) to effectively disable the timeout. 1063large number (e.g. C<987654321>) to effectively disable the timeout.
938 1064
939=item B<backspacekey:> I<string> 1065=item B<backspacekey:> I<string>
940 1066
941The 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>
942or 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>
943(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
944escape sequence. 1070escape sequence.
945 1071
946=item B<deletekey:> I<string> 1072=item B<deletekey:> I<string>
947 1073
960will 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.
961 1087
962When 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
963be used. If not specified, the built-in default is used: 1089be used. If not specified, the built-in default is used:
964 1090
965B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1091B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
966 1092
967=item B<preeditType:> I<style> 1093=item B<preeditType:> I<style>
968 1094
969B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1095B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
970 1096
1026 1152
1027=item B<secondaryScroll:> I<boolean> 1153=item B<secondaryScroll:> I<boolean>
1028 1154
1029Turn on/off secondary screen scroll (default enabled). If this 1155Turn on/off secondary screen scroll (default enabled). If this
1030option is enabled, scrolls on the secondary screen will change the 1156option is enabled, scrolls on the secondary screen will change the
1031scrollback buffer and switching to/from the secondary screen will 1157scrollback buffer and, when secondaryScreen is off, switching
1032instead scroll the screen up. 1158to/from the secondary screen will instead scroll the screen up.
1033 1159
1034=item B<hold>: I<boolean> 1160=item B<hold>: I<boolean>
1035 1161
1036Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1162Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1037will not immediately destroy its window when the program executed within 1163will not immediately destroy its window when the program executed within
1038it 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
1039user. 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>.
1040 1173
1041=item B<keysym.>I<sym>: I<string> 1174=item B<keysym.>I<sym>: I<string>
1042 1175
1043Compile I<frills>: Associate I<string> with keysym I<sym>. The 1176Compile I<frills>: Associate I<string> with keysym I<sym>. The
1044intervening resource name B<keysym.> cannot be omitted. 1177intervening resource name B<keysym.> cannot be omitted.
1058searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1191searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1059omitting 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
1060keysym 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
1061performed in an exact manner; however, the closest match is assured. 1194performed in an exact manner; however, the closest match is assured.
1062 1195
1063I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1196I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1064C<\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.
1065C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1066C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1067can start or end with whitespace. B<This feature is deprecated and will
1068be removed>.
1069 1198
1070Please note that you need to double the C<\> in resource files, as
1071Xlib itself does its own de-escaping (you can use C<\033> instead of
1072C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1073processing).
1074
1075You 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>
1076with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1201with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1077should be a character not used by the strings. 1202should be a character not used by the strings.
1078 1203
1079Its usage can be demonstrated by an example: 1204Its usage can be demonstrated by an example:
1080 1205
1081 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1206 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1082 1207
1083The above line is equivalent to the following three lines: 1208The above line is equivalent to the following three lines:
1084 1209
1085 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1210 URxvt.keysym.Meta-Control-0x61: \033<a>
1086 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1211 URxvt.keysym.Meta-Control-0x62: \033<b>
1087 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1212 URxvt.keysym.Meta-Control-0x63: \033<c>
1088 1213
1089If 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>
1090is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1215is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1091example 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>
1092when Control-Meta-c is being pressed": 1217when Control-Meta-c is being pressed":
1093 1218
1094 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
1095 1220
1096If 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>
1097is 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)
1098manpage. For example, the F<selection> extension (activated via 1223manpage. For example, the F<selection> extension (activated via
1099C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1224C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1100 1225
1101 URxvt.keysym.M-C-c: perl:selection:rot13 1226 URxvt.keysym.M-C-c: perl:selection:rot13
1102 1227
1103Due the the large number of modifier combinations, a defined key mapping 1228Due the the large number of modifier combinations, a defined key mapping
1104will 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
1105no 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
1106means that defining a key map for C<a> will automatically provide 1231means that defining a key map for C<a> will automatically provide
1107definitions 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
1108mappings themselves. 1233mappings themselves.
1109 1234
1160all instances, while B<perl-ext> is used for specific instances. 1285all instances, while B<perl-ext> is used for specific instances.
1161 1286
1162=item B<perl-eval>: I<string> 1287=item B<perl-eval>: I<string>
1163 1288
1164Perl code to be evaluated when all extensions have been registered. See 1289Perl code to be evaluated when all extensions have been registered. See
1165the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1290the @@RXVT_NAME@@perl(3) manpage.
1166will be ignored when running setuid/setgid.
1167 1291
1168=item B<perl-lib>: I<path> 1292=item B<perl-lib>: I<path>
1169 1293
1170Colon-separated list of additional directories that hold extension 1294Colon-separated list of additional directories that hold extension
1171scripts. When looking for extensions specified by the C<perl> resource, 1295scripts. When looking for perl extensions, @@RXVT_NAME@@ will first look
1172@@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
1173F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1297lastly in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1174will be ignored when running setuid/setgid.
1175 1298
1176See the @@RXVT_NAME@@perl(3) manpage. 1299See the @@RXVT_NAME@@perl(3) manpage.
1177 1300
1178=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1301=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1179 1302
1201 1324
1202=item B<override-redirect>: I<boolean> 1325=item B<override-redirect>: I<boolean>
1203 1326
1204Compile I<frills>: Sets override-redirect for the terminal window, making 1327Compile I<frills>: Sets override-redirect for the terminal window, making
1205it 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).
1206 1333
1207=item B<iso14755_52:> I<boolean> 1334=item B<iso14755_52:> I<boolean>
1208 1335
1209Turn on/off ISO 14755 5.2 mode (default enabled). 1336Turn on/off ISO 14755 5.2 mode (default enabled).
1210 1337
1285 1412
1286=head1 ISO 14755 SUPPORT 1413=head1 ISO 14755 SUPPORT
1287 1414
1288ISO 14755 is a standard for entering and viewing unicode characters 1415ISO 14755 is a standard for entering and viewing unicode characters
1289and character codes using the keyboard. It consists of 4 parts. The 1416and character codes using the keyboard. It consists of 4 parts. The
1290first part is available rxvt-unicode has been compiled with 1417first part is available if rxvt-unicode has been compiled with
1291C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1418C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1292with C<--enable-iso14755>. 1419with C<--enable-iso14755>.
1293 1420
1294=over 4 1421=over 4
1295 1422
1353B<@@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
1354it 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
1355allow 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
1356on 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.
1357 1484
1358=head1 COLORS AND GRAPHICS 1485=head1 COLOURS AND GRAPHICS
1359 1486
1360In addition to the default foreground and background colours, 1487In addition to the default foreground and background colours,
1361B<@@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
1362high-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
1363colours 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.
1364 1494
1365=begin table 1495=begin table
1366 1496
1367 B<color0> (black) = Black 1497 B<color0> (black) = Black
1368 B<color1> (red) = Red3 1498 B<color1> (red) = Red3
1388It is also possible to specify the colour values of B<foreground>, 1518It is also possible to specify the colour values of B<foreground>,
1389B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1519B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1390a 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
1391color0-color15. 1521color0-color15.
1392 1522
1393In addition to the colours defined above, @@RXVT_NAME@@ offers an 1523The following text gives values for the standard 88 colour mode (and
1394additional 72 colours. The first 64 of those (with indices 16 to 79) 1524values for the 256 colour mode in parentheses).
1395consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
139616>), followed by 8 additional shades of gray (with indices 80 to 87).
1397 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
1398Together, all those colours implement the 88 colour xterm colours. Only 1535Together, all those colours implement the 88 (256) colour xterm
1399the first 16 can be changed using resources currently, the rest can only 1536colours. Only the first 16 can be changed using resources currently, the
1400be 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...).
1401 1541
1402Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1542Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1403always swapping the foreground/background colours. This is in contrast to 1543always swapping the foreground/background colours. This is in contrast to
1404I<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
1405been specified. For example, 1545been specified. For example,
1406 1546
1407=over 4
1408
1409=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1547 @@RXVT_NAME@@ -fg Black -bg White -rv
1410 1548
1411would 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
1412on White. 1550White.
1413
1414=back
1415 1551
1416=head2 ALPHA CHANNEL SUPPORT 1552=head2 ALPHA CHANNEL SUPPORT
1417 1553
1418If 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
1419their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1555their act together, rxvt-unicode will do its own alpha channel management:
1420(recommended, but B<MUST> have 4 digits/component) colour specifications, 1556
1421in 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
1422specifies opacity (alpha) values. The minimum value of C<0> is completely 1568(alpha) values. The minimum value of C<0000> is completely transparent,
1423transparent). You can also prefix any color with C<[percent]>, where 1569while C<ffff> is completely opaque). The two example colours from
1424C<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
1425the color, where C<0> is completely transparent and C<100> is completelxy 1571C<rgba:0000/ff00/0000/f332>.
1426opaque.
1427 1572
1428You 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
1429your 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
1430ARGB 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.
1431 1577
1432For example, the following selects an almost completely transparent red 1578For example, the following selects an almost completely transparent black
1433background, and an almost opaque pink foreground: 1579background, and an almost opaque pink foreground:
1434 1580
1435 @@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"
1436 1582
1437I<Please note that transparency of any kind if completely unsupported by 1583When not using a background image, then the interpretation of the
1438the 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.
1439 1597
1440=head1 ENVIRONMENT 1598=head1 ENVIRONMENT
1441 1599
1442B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1600B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1443 1601
1449resources or on the command line. 1607resources or on the command line.
1450 1608
1451=item B<COLORTERM> 1609=item B<COLORTERM>
1452 1610
1453Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1611Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1454compiled with XPM support, and optionally with the added extension 1612compiled with background image support, and optionally with the added
1455C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1613extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1614screen.
1456 1615
1457=item B<COLORFGBG> 1616=item B<COLORFGBG>
1458 1617
1459Set 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
1460the colour code used as default foreground/text colour (or the string 1619the colour code used as default foreground/text colour (or the string
1461C<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
1462used), 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
1463string 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@@
1464was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1623was compiled with background image support. Libraries like C<ncurses>
1465(and do) use this information to optimize screen output. 1624and C<slang> can (and do) use this information to optimize screen output.
1466 1625
1467=item B<WINDOWID> 1626=item B<WINDOWID>
1468 1627
1469Set 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
1470window, which usually has subwindows for the scrollbar, the terminal 1629window, which usually has subwindows for the scrollbar, the terminal
1476C<--with-terminfo=PATH>. 1635C<--with-terminfo=PATH>.
1477 1636
1478=item B<DISPLAY> 1637=item B<DISPLAY>
1479 1638
1480Used 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
1481display 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.
1482 1642
1483=item B<SHELL> 1643=item B<SHELL>
1484 1644
1485The 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>.
1486 1646
1487=item B<RXVT_SOCKET> 1647=item B<RXVT_SOCKET> [I<sic>]
1488 1648
1489The unix domain socket path used by @@RXVT_NAME@@c(1) and 1649The unix domain socket path used by @@RXVT_NAME@@c(1) and
1490@@RXVT_NAME@@d(1). 1650@@RXVT_NAME@@d(1).
1491 1651
1492Default 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).
1493 1663
1494=item B<HOME> 1664=item B<HOME>
1495 1665
1496Used to locate the default directory for the unix domain socket for 1666Used to locate the default directory for the unix domain socket for
1497daemon communications and to locate various resource files (such as 1667daemon communications and to locate various resource files (such as
1498C<.Xdefaults>) 1668C<.Xdefaults>)
1499 1669
1500=item B<XAPPLRESDIR> 1670=item B<XAPPLRESDIR>
1501 1671
1502Directory where various X resource files are being located. 1672Directory where application-specific X resource files are located.
1503 1673
1504=item B<XENVIRONMENT> 1674=item B<XENVIRONMENT>
1505 1675
1506If 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
1507@@RXVT_NAME@@. 1677@@RXVT_NAME@@.
1512 1682
1513=over 4 1683=over 4
1514 1684
1515=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1516 1686
1517Color names. 1687Colour names.
1518 1688
1519=back 1689=back
1520 1690
1521=head1 SEE ALSO 1691=head1 SEE ALSO
1522 1692
1693@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), @@RXVT_NAME@@-extensions(1),
1523@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1694@@RXVT_NAME@@perl(3), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1524 1695
1525=head1 CURRENT PROJECT COORDINATOR 1696=head1 CURRENT PROJECT COORDINATOR
1526 1697
1527=over 4 1698=over 4
1528 1699
1561Project Coordinator (changes.txt 2.21a to 2.4.5) 1732Project Coordinator (changes.txt 2.21a to 2.4.5)
1562 1733
1563=item Geoff Wing L<< <gcw@pobox.com> >> 1734=item Geoff Wing L<< <gcw@pobox.com> >>
1564 1735
1565Rewrote screen display and text selection routines. 1736Rewrote screen display and text selection routines.
1566 1737
1567Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1738Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1568 1739
1569=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1740=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1570 1741
1571Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1742Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1573 1744
1574Project Coordinator (Changes 1.0 -) 1745Project Coordinator (Changes 1.0 -)
1575 1746
1576=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1747=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1577 1748
1578Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1749pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1579 1750
1580=back 1751=back
1581 1752

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines