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Revision 1.136 by root, Mon Aug 13 10:01:18 2007 UTC vs.
Revision 1.208 by sf-exg, Fri Dec 2 09:13:50 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
30like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
31like tibetan or devanagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
33fine, though. A somewhat difficult case are right-to-left scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
35belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
36such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
37change. 40change.
38 41
39If you are looking for a terminal that supports more exotic scripts, let 42If you are looking for a terminal that supports more exotic scripts, let
40me recommend C<mlterm>, which is a very user friendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
89 92
90Print out a message describing available options. 93Print out a message describing available options.
91 94
92=item B<-display> I<displayname> 95=item B<-display> I<displayname>
93 96
94Attempt to open a window on the named X display (B<-d> still 97Attempt to open a window on the named X display (the older form B<-d>
95respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
96B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
97 100
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<xft>: Attempt to find a visual with the given bit depth; 103Compile I<xft>: Attempt to find a visual with the given bit depth;
101resource B<depth>. 104resource B<depth>.
102 105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
110
103=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
104 112
105Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
106 114
107=item B<-rv>|B<+rv> 115=item B<-rv>|B<+rv>
114 122
115=item B<-ss>|B<+ss> 123=item B<-ss>|B<+ss>
116 124
117Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>. 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118 126
119=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 127=item B<-tr>|B<+tr>
120 128
121Turn on/off inheriting parent window's pixmap. Alternative form is 129Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
122B<-tr>; resource B<inheritPixmap>.
123 130
124I<Please note that transparency of any kind if completely unsupported by 131B<-ip> is still accepted as an obsolete alias but will be removed in
125the author. Don't bug him with installation questions! Read the FAQ (man 7 132future versions.
126@@RXVT_NAME@@)!>
127 133
128=item B<-fade> I<number> 134=item B<-fade> I<number>
129 135
130Fade the text by the given percentage when focus is lost. Small values 136Fade the text by the given percentage when focus is lost. Small values
131fade a little only, 100 completely replaces all colours by the fade 137fade a little only, 100 completely replaces all colours by the fade
136Fade to this colour when fading is used (see B<-fade>). The default colour 142Fade to this colour when fading is used (see B<-fade>). The default colour
137is opaque black. resource B<fadeColor>. 143is opaque black. resource B<fadeColor>.
138 144
139=item B<-tint> I<colour> 145=item B<-tint> I<colour>
140 146
141Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
142transparency is enabled with B<-tr> or B<-ip>. This only works for 148resource I<tintColor>.
143non-tiled backgrounds, currently. See also the B<-sh> option that can be
144used to brighten or darken the image in addition to tinting it.
145Please note that certain tint colours can be applied on the server-side,
146thus yielding performance gain of two orders of magnitude. These colours are:
147blue, red, green, cyan, magenta, yellow, and those close to them; resource
148I<tintColor>. Example:
149
150 @@RXVT_NAME@@ -tr -tint blue -sh 40
151 149
152=item B<-sh> I<number> 150=item B<-sh> I<number>
153 151
154Darken (0 .. 100) or lighten (-1 .. -100) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
155background image in addition to (or instead of) tinting it; 153A value of 100 means no shading; resource I<shading>.
156resource I<shading>.
157 154
158=item B<-blt> I<string> 155=item B<-blt> I<string>
159 156
160Specify background blending type. If background pixmap is specified 157Specify background blending type. If background pixmap is specified
161at the same time as transparency - such pixmap will be blended over 158at the same time as transparency - such pixmap will be blended over
162transparency image, using method specified. Supported values are : 159the transparent background, using the method specified. Supported values are:
163B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 160B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
164B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
165B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is 162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
166alpha-blending; resource I<blendType>. 163alpha-blending. Compile I<afterimage>; resource I<blendType>.
167 164
168=item B<-blr> I<HxV> 165=item B<-blr> I<HxV>
169 166
170Apply Gaussian Blur with the specified radii to the transparent 167Apply Gaussian Blur with the specified radii to the transparent
171background image. If single number is specified - both vertical and 168background. If a single number is specified - both vertical and
172horizontal radii are considered to be the same. Setting one of the 169horizontal radii are considered to be the same. Setting one of the
173radii to 1 and another to a large number creates interesting effects 170radii to 1 and another to a large number creates interesting effects
174on some backgrounds. Maximum radius value is 128; resource I<blurRadius>. 171on some backgrounds. 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>.
175 179
176=item B<-bg> I<colour> 180=item B<-bg> I<colour>
177 181
178Window background colour; resource B<background>. 182Window background colour; resource B<background>.
179 183
180=item B<-fg> I<colour> 184=item B<-fg> I<colour>
181 185
182Window foreground colour; resource B<foreground>. 186Window foreground colour; resource B<foreground>.
183 187
184=item B<-pixmap> I<file[;geom]> 188=item B<-pixmap> I<file[;oplist]>
185 189
186Compile I<afterimage>: Specify image file for the background and also 190Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
187optionally specify its scaling with a geometry string. Note you may need to 191optionally specify a list of operations to modify it. Note you may need to
188add quotes to avoid special shell interpretation of the C<;> in the 192add quotes to avoid special shell interpretation of the C<;> in the
189command-line; for more details see resource B<backgroundPixmap>. 193command-line; for more details see resource B<backgroundPixmap>.
190 194
191=item B<-cr> I<colour> 195=item B<-cr> I<colour>
192 196
239italic> >> characters are to be printed. See resource B<boldItalicFont> 243italic> >> characters are to be printed. See resource B<boldItalicFont>
240for details. 244for details.
241 245
242=item B<-is>|B<+is> 246=item B<-is>|B<+is>
243 247
244Compile I<font-styles>: Bold/Italic font styles imply high intensity 248Compile I<font-styles>: Bold/Blink font styles imply high intensity
245foreground/background (default). See resource B<intensityStyles> for 249foreground/background (default). See resource B<intensityStyles> for
246details. 250details.
247 251
248=item B<-name> I<name> 252=item B<-name> I<name>
249 253
267 271
268=item B<-sb>|B<+sb> 272=item B<-sb>|B<+sb>
269 273
270Turn on/off scrollbar; resource B<scrollBar>. 274Turn on/off scrollbar; resource B<scrollBar>.
271 275
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
272=item B<-si>|B<+si> 285=item B<-si>|B<+si>
273 286
274Turn on/off scroll-to-bottom on TTY output inhibit; resource 287Turn on/off scroll-to-bottom on TTY output inhibit; resource
275B<scrollTtyOutput> has opposite effect. 288B<scrollTtyOutput> has opposite effect.
276 289
282=item B<-sw>|B<+sw> 295=item B<-sw>|B<+sw>
283 296
284Turn on/off scrolling with the scrollback buffer as new lines appear. 297Turn on/off scrolling with the scrollback buffer as new lines appear.
285This only takes effect if B<-si> is also given; resource 298This only takes effect if B<-si> is also given; resource
286B<scrollWithBuffer>. 299B<scrollWithBuffer>.
287
288=item B<-sr>|B<+sr>
289
290Put scrollbar on right/left; resource B<scrollBar_right>.
291
292=item B<-st>|B<+st>
293
294Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
295resource B<scrollBar_floating>.
296 300
297=item B<-ptab>|B<+ptab> 301=item B<-ptab>|B<+ptab>
298 302
299If enabled (default), "Horizontal Tab" characters are being stored as 303If enabled (default), "Horizontal Tab" characters are being stored as
300actual wide characters in the screen buffer, which makes it possible to 304actual wide characters in the screen buffer, which makes it possible to
304 308
305=item B<-bc>|B<+bc> 309=item B<-bc>|B<+bc>
306 310
307Blink the cursor; resource B<cursorBlink>. 311Blink the cursor; resource B<cursorBlink>.
308 312
313=item B<-uc>|B<+uc>
314
315Make the cursor underlined; resource B<cursorUnderline>.
316
309=item B<-iconic> 317=item B<-iconic>
310 318
311Start iconified, if the window manager supports that option. 319Start iconified, if the window manager supports that option.
312Alternative form is B<-ic>. 320Alternative form is B<-ic>.
313 321
329 337
330=item B<-bl> 338=item B<-bl>
331 339
332Compile 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.
333if 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
334decorations; resource B<borderLess>. 342decorations; resource B<borderLess>. If the window manager does not
343support MWM hints (e.g. kwin), enables override-redirect mode.
335 344
336=item B<-override-redirect> 345=item B<-override-redirect>
337 346
338Compile I<frills>: Sets override-redirect on the window; resource 347Compile I<frills>: Sets override-redirect on the window; resource
339B<override-redirect>. 348B<override-redirect>.
347 356
348=item B<-lsp> I<number> 357=item B<-lsp> I<number>
349 358
350Compile I<frills>: Lines (pixel height) to insert between each row of 359Compile I<frills>: Lines (pixel height) to insert between each row of
351the display. Useful to work around font rendering problems; resource 360the display. Useful to work around font rendering problems; resource
352B<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>.
353 369
354=item B<-tn> I<termname> 370=item B<-tn> I<termname>
355 371
356This 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
357B<TERM> environment variable. This terminal type must exist in the 373B<TERM> environment variable. This terminal type must exist in the
412 428
413=item B<-tcw> 429=item B<-tcw>
414 430
415Change the meaning of triple-click selection with the left mouse 431Change the meaning of triple-click selection with the left mouse
416button. Only effective when the original (non-perl) selection code is 432button. Only effective when the original (non-perl) selection code is
417in-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
418end of the logical line only. resource B<tripleclickwords>. 434the end of the logical line only. resource B<tripleclickwords>.
419 435
420=item B<-insecure> 436=item B<-insecure>
421 437
422Enable "insecure" mode, which currently enables most of the escape 438Enable "insecure" mode, which currently enables most of the escape
423sequences that echo strings. See the resource B<insecure> for more 439sequences that echo strings. See the resource B<insecure> for more
443 459
444Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 460Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
445will not immediately destroy its window when the program executed within 461will not immediately destroy its window when the program executed within
446it exits. Instead, it will wait till it is being killed or closed by the 462it exits. Instead, it will wait till it is being killed or closed by the
447user; 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.
448 483
449=item B<-keysym.>I<sym> I<string> 484=item B<-keysym.>I<sym> I<string>
450 485
451Remap a key symbol. See resource B<keysym>. 486Remap a key symbol. See resource B<keysym>.
452 487
487If 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
488entries 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
489yourself if you want that. 524yourself if you want that.
490 525
491As an extremely special case, specifying C<-1> will completely suppress 526As an extremely special case, specifying C<-1> will completely suppress
492pty/tty operations. 527pty/tty operations, which is probably only useful in conjunction with some
528perl extension that manages the terminal.
493 529
494Here 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
495longer example is in F<doc/pty-fd>): 531longer example is in F<doc/pty-fd>):
496 532
497 use IO::Pty; 533 use IO::Pty;
511Comma-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
512this terminal instance. See resource B<perl-ext> for details. 548this terminal instance. See resource B<perl-ext> for details.
513 549
514=back 550=back
515 551
516=head1 RESOURCES (available also as long-options) 552=head1 RESOURCES
517 553
518Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 554Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
519options) compiled into your version. 555options) compiled into your version. All resources are also available as
556long-options.
520 557
521You 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
522distribution do also load settings from the B<~/.Xresources> file when X 559distribution do also load settings from the B<~/.Xresources> file when X
523starts. @@RXVT_NAME@@ will consult the following files/resources in order, 560starts. @@RXVT_NAME@@ will consult the following files/resources in order,
524with later settings overwriting earlier ones: 561with later settings overwriting earlier ones:
525 562
526 1. system-wide app-defaults file, either locale-dependent OR global
527 2. app-defaults file in $XAPPLRESDIR 563 1. app-defaults file in $XAPPLRESDIR
564 2. $HOME/.Xdefaults
528 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 565 3. RESOURCE_MANAGER property on root-window of screen 0
529 4. SCREEN_RESOURCES for the current screen 566 4. SCREEN_RESOURCES property on root-window of the current screen
530 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 567 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
568 6. resources specified via -xrm on the commandline
531 569
532Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 570Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
533names: 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
534common 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
535configured, while the class name B<URxvt> allows resources unique to 573configured, while the class name B<URxvt> allows resources unique to
545=item B<depth:> I<bitdepth> 583=item B<depth:> I<bitdepth>
546 584
547Compile 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;
548option B<-depth>. 586option B<-depth>.
549 587
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
550=item B<geometry:> I<geom> 595=item B<geometry:> I<geom>
551 596
552Create the window with the specified X window geometry [default 80x24]; 597Create the window with the specified X window geometry [default 80x24];
553option B<-geometry>. 598option B<-geometry>.
554 599
567Use 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
568corresponds to low-intensity (normal) colours and 8-15 corresponds to 613corresponds to low-intensity (normal) colours and 8-15 corresponds to
569high-intensity (bold = bright foreground, blink = bright background) 614high-intensity (bold = bright foreground, blink = bright background)
570colours. 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,
5713=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
572names used are listed in the B<COLORS AND GRAPHICS> section. 617names used are listed in the B<COLOURS AND GRAPHICS> section.
573 618
574Colours 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
575changed using an escape command (see @@RXVT_NAME@@(7)). 620changed using an escape command (see @@RXVT_NAME@@(7)).
576 621
577Colours 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
588=item B<colorUL:> I<colour> 633=item B<colorUL:> I<colour>
589 634
590Use the specified colour to display underlined characters when the 635Use the specified colour to display underlined characters when the
591foreground colour is the default. 636foreground colour is the default.
592 637
593=item B<colorRV:> I<colour>
594
595Use the specified colour as the background for reverse video characters
596when OPTION_HC is disabled (--disable-frills).
597
598=item B<underlineColor:> I<colour> 638=item B<underlineColor:> I<colour>
599 639
600If set, use the specified colour as the colour for the underline 640If set, use the specified colour as the colour for the underline
601itself. 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.
602 652
603=item B<cursorColor:> I<colour> 653=item B<cursorColor:> I<colour>
604 654
605Use 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
606foreground colour; option B<-cr>. 656foreground colour; option B<-cr>.
613 663
614=item B<reverseVideo:> I<boolean> 664=item B<reverseVideo:> I<boolean>
615 665
616B<True>: simulate reverse video by foreground and background colours; 666B<True>: simulate reverse video by foreground and background colours;
617option B<-rv>. B<False>: regular screen colours [default]; option 667option B<-rv>. B<False>: regular screen colours [default]; option
618B<+rv>. See note in B<COLORS AND GRAPHICS> section. 668B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
619 669
620=item B<jumpScroll:> I<boolean> 670=item B<jumpScroll:> I<boolean>
621 671
622B<True>: specify that jump scrolling should be used. When receiving lots 672B<True>: specify that jump scrolling should be used. When receiving lots
623of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines 673of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
637 687
638B<False>: specify that everything is to be displayed, even 688B<False>: specify that everything is to be displayed, even
639if 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
640monitor to display anything); option B<+ss>. 690monitor to display anything); option B<+ss>.
641 691
642=item B<inheritPixmap:> I<boolean> 692=item B<transparent:> I<boolean>
643 693
644B<True>: make the background inherit the parent windows' pixmap, giving 694Turn on/off pseudo-transparency by using the root pixmap as background.
645artificial transparency. B<False>: do not inherit the parent windows'
646pixmap.
647 695
648I<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
649the author. Don't bug him with installation questions!> 697future versions.
650 698
651=item B<fading:> I<number> 699=item B<fading:> I<number>
652 700
653Fade 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>.
654 702
657Fade 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
658colour is black; option B<-fadecolor>. 706colour is black; option B<-fadecolor>.
659 707
660=item B<tintColor:> I<colour> 708=item B<tintColor:> I<colour>
661 709
662Tint the transparent background pixmap with the given colour; option 710Tint the transparent background with the given colour. If the RENDER
663B<-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>.
664 715
665=item B<shading:> I<number> 716=item B<shading:> I<number>
666 717
667Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 718Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
668in addition to tinting it; option B<-sh>. 719A value of 100 means no shading; option B<-sh>.
669 720
670=item B<blendType:> I<string> 721=item B<blendType:> I<string>
671 722
672Specify background blending type; option B<-blt>. 723Specify background blending type; option B<-blt>.
673 724
674=item B<blurRadius:> I<number> 725=item B<blurRadius:> I<number>
675 726
676Apply Gaussian Blurr with the specified radius to the transparent 727Apply gaussian blur with the specified radius to the transparent
677background image; option B<-blr>. 728background; option B<-blr>.
729
730=item B<iconFile:> I<file>
731
732Set the application icon pixmap; option B<-icon>.
678 733
679=item B<scrollColor:> I<colour> 734=item B<scrollColor:> I<colour>
680 735
681Use the specified colour for the scrollbar [default #B2B2B2]. 736Use the specified colour for the scrollbar [default #B2B2B2].
682 737
688=item B<borderColor:> I<colour> 743=item B<borderColor:> I<colour>
689 744
690The 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
691and the text. 746and the text.
692 747
693=item B<backgroundPixmap:> I<file[;geom]> 748=item B<backgroundPixmap:> I<file[;oplist]>
694 749
695Use the specified image file for the background and also optionally 750Use the specified image file for the background and also
696specify its scaling with a geometry string B<WxH+X+Y>, 751optionally specify a colon separated list of operations to modify it.
697in 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
698and B<"X" / "Y"> locate the image centre (percent). 759scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
699A scale of 0 displays the image with tiling. A scale of 1 displays the 760scale of 0 disables scaling. The maximum permitted scale is 1000.
700image without any scaling. A scale of 2 to 9 specifies an integer 761
701number of images in that direction. No image will be magnified beyond 762=item B<op=tile>
70210 times its original size. The maximum permitted scale is 1000. 763
703Special string of B<"auto"> used as a geometry will cause image to be 764enables tiling
704automatically scaled to match window size. 765
766=item B<op=pscale>
767
768enables proportional scaling
769
770=item B<op=root>
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=pscale
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
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
705If used in conjunction with B<-tr> option - specified pixmap will be 810If used in conjunction with B<-tr> option, the specified pixmap will be
706blended over transparency image using either alpha-blending, or any 811blended over the transparent background using alpha-blending. If I<afterimage>
707other blending type, specified with B<-blt "type"> option. 812support has been compiled in it is possible to choose other blending
708[default 0x0+50+50] 813types with B<-blt "type"> option.
709 814
710=item B<path:> I<path> 815=item B<path:> I<path>
711 816
712Specify the colon-delimited search path for finding XPM files. 817Specify the colon-delimited search path for finding background image files.
713 818
714=item B<font:> I<fontlist> 819=item B<font:> I<fontlist>
715 820
716Select 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
717that 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
740it 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
741wide and 15 pixels high. 846wide and 15 pixels high.
742 847
743The 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
744the base font, likewise the third, which is unfortunately non-bold, but 849the base font, likewise the third, which is unfortunately non-bold, but
745the bold version of the font does contain less characters, so this is a 850the bold version of the font does contain fewer characters, so this is a
746useful supplement. 851useful supplement.
747 852
748The 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
749are 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
750contains other characters, but we are not interested in them. 855contains other characters, but we are not interested in them.
774text font will being used for the given style. 879text font will being used for the given style.
775 880
776=item B<intensityStyles:> I<boolean> 881=item B<intensityStyles:> I<boolean>
777 882
778When 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>,
779option B<-is>, the default), bold and italic font styles imply high 884option B<-is>, the default), bold/blink font styles imply high
780intensity foreground/background colours. Disabling this option (B<False>, 885intensity foreground/background colours. Disabling this option (B<False>,
781option B<+is>) disables this behaviour, the high intensity colours are not 886option B<+is>) disables this behaviour, the high intensity colours are not
782reachable. 887reachable.
783 888
784=item B<selectstyle:> I<mode>
785
786Set mouse selection style to B<old> which is 2.20, B<oldword> which
787is xterm style with 2.20 old word selection, or anything else which
788gives xterm style selection. Only effective when the original (non-perl)
789selection code is in use.
790
791=item B<scrollstyle:> I<mode>
792
793Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
794the author's favourite.
795
796=item B<title:> I<string> 889=item B<title:> I<string>
797 890
798Set window title string, the default title is the command-line 891Set window title string, the default title is the command-line
799specified after the B<-e> option, if any, otherwise the application 892specified after the B<-e> option, if any, otherwise the application
800name; option B<-title>. 893name; option B<-title>.
813=item B<urgentOnBell:> I<boolean> 906=item B<urgentOnBell:> I<boolean>
814 907
815B<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.
816B<False>: do not set the urgency hint [default]. 909B<False>: do not set the urgency hint [default].
817 910
911@@RXVT_NAME@@ resets the urgency hint on every focus change.
912
818=item B<visualBell:> I<boolean> 913=item B<visualBell:> I<boolean>
819 914
820B<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>.
821B<False>: no visual bell [default]; option B<+vb>. 916B<False>: no visual bell [default]; option B<+vb>.
822 917
845 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 940 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
846 941
847This 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
848every time you hit C<Print>. 943every time you hit C<Print>.
849 944
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
850=item B<scrollBar:> I<boolean> 954=item B<scrollBar:> I<boolean>
851 955
852B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 956B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
853disable the scrollbar; option B<+sb>. 957disable the scrollbar; option B<+sb>.
854 958
873B<False>: do not scroll to bottom when tty receives output; option 977B<False>: do not scroll to bottom when tty receives output; option
874B<+si>. 978B<+si>.
875 979
876=item B<scrollWithBuffer:> I<boolean> 980=item B<scrollWithBuffer:> I<boolean>
877 981
878B<True>: scroll with scrollback buffer when tty receives new lines (and 982B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
879B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 983try to show the same lines) and B<scrollTtyOutput> is False; option
880with 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>.
881 986
882=item B<scrollTtyKeypress:> I<boolean> 987=item B<scrollTtyKeypress:> I<boolean>
883 988
884B<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
885are those which are intercepted by rxvt-unicode for special handling and 990are those which are intercepted by rxvt-unicode for special handling and
916=item B<termName:> I<termname> 1021=item B<termName:> I<termname>
917 1022
918Specifies 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
919variable; option B<-tn>. 1024variable; option B<-tn>.
920 1025
921=item B<linespace:> I<number> 1026=item B<lineSpace:> I<number>
922 1027
923Specifies number of lines (pixel height) to insert between each row of 1028Specifies number of lines (pixel height) to insert between each row of
924the display [default 0]; option B<-lsp>. 1029the display [default 0]; option B<-lsp>.
925 1030
926=item B<meta8:> I<boolean> 1031=item B<meta8:> I<boolean>
940 1045
941=item B<cursorBlink:> I<boolean> 1046=item B<cursorBlink:> I<boolean>
942 1047
943B<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];
944option 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>.
945 1055
946=item B<pointerBlank:> I<boolean> 1056=item B<pointerBlank:> I<boolean>
947 1057
948B<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
949of seconds of inactivity. B<False>: the pointer is always visible 1059of seconds of inactivity. B<False>: the pointer is always visible
963large number (e.g. C<987654321>) to effectively disable the timeout. 1073large number (e.g. C<987654321>) to effectively disable the timeout.
964 1074
965=item B<backspacekey:> I<string> 1075=item B<backspacekey:> I<string>
966 1076
967The 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>
968or 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>
969(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
970escape sequence. 1080escape sequence.
971 1081
972=item B<deletekey:> I<string> 1082=item B<deletekey:> I<string>
973 1083
986will 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.
987 1097
988When 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
989be used. If not specified, the built-in default is used: 1099be used. If not specified, the built-in default is used:
990 1100
991B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1101B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
992 1102
993=item B<preeditType:> I<style> 1103=item B<preeditType:> I<style>
994 1104
995B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1105B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
996 1106
1052 1162
1053=item B<secondaryScroll:> I<boolean> 1163=item B<secondaryScroll:> I<boolean>
1054 1164
1055Turn on/off secondary screen scroll (default enabled). If this 1165Turn on/off secondary screen scroll (default enabled). If this
1056option is enabled, scrolls on the secondary screen will change the 1166option is enabled, scrolls on the secondary screen will change the
1057scrollback buffer and switching to/from the secondary screen will 1167scrollback buffer and, when secondaryScreen is off, switching
1058instead scroll the screen up. 1168to/from the secondary screen will instead scroll the screen up.
1059 1169
1060=item B<hold>: I<boolean> 1170=item B<hold>: I<boolean>
1061 1171
1062Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1172Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1063will not immediately destroy its window when the program executed within 1173will not immediately destroy its window when the program executed within
1064it exits. Instead, it will wait till it is being killed or closed by the 1174it exits. Instead, it will wait till it is being killed or closed by the
1065user. 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>.
1066 1183
1067=item B<keysym.>I<sym>: I<string> 1184=item B<keysym.>I<sym>: I<string>
1068 1185
1069Compile I<frills>: Associate I<string> with keysym I<sym>. The 1186Compile I<frills>: Associate I<string> with keysym I<sym>. The
1070intervening resource name B<keysym.> cannot be omitted. 1187intervening resource name B<keysym.> cannot be omitted.
1084searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1201searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1085omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1202omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1086keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1203keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1087performed in an exact manner; however, the closest match is assured. 1204performed in an exact manner; however, the closest match is assured.
1088 1205
1089I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1206I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1090C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1207number), see RESOURCES in C<man 7 X> for further details.
1091C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1092C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1093can start or end with whitespace. B<This feature is deprecated and will
1094be removed>.
1095 1208
1096Please note that you need to double the C<\> in resource files, as
1097Xlib itself does its own de-escaping (you can use C<\033> instead of
1098C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1099processing).
1100
1101You can define a range of keysyms in one shot by providing a I<string> 1209You can define a range of keysyms in one shot by
1210loading the C<keysym-list> perl extension and providing a I<string>
1102with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1211with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1103should be a character not used by the strings. 1212should be a character not used by the strings.
1104 1213
1105Its usage can be demonstrated by an example: 1214Its usage can be demonstrated by an example:
1106 1215
1107 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1216 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1108 1217
1109The above line is equivalent to the following three lines: 1218The above line is equivalent to the following three lines:
1110 1219
1111 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1220 URxvt.keysym.Meta-Control-0x61: \033<a>
1112 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1221 URxvt.keysym.Meta-Control-0x62: \033<b>
1113 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1222 URxvt.keysym.Meta-Control-0x63: \033<c>
1114 1223
1115If 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>
1116is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1225is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1117example 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>
1118when Control-Meta-c is being pressed": 1227when Control-Meta-c is being pressed":
1119 1228
1120 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
1121 1230
1122If 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>
1123is 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)
1124manpage. For example, the F<selection> extension (activated via 1233manpage. For example, the F<selection> extension (activated via
1125C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1234C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1126 1235
1127 URxvt.keysym.M-C-c: perl:selection:rot13 1236 URxvt.keysym.M-C-c: perl:selection:rot13
1128 1237
1129Due the the large number of modifier combinations, a defined key mapping 1238Due the the large number of modifier combinations, a defined key mapping
1130will match if at I<at least> the specified identifiers are being set, and 1239will match if I<at least> the specified identifiers are being set, and
1131no other key mappings with those and more bits are being defined. That 1240no other key mappings with those and more bits are being defined. That
1132means that defining a key map for C<a> will automatically provide 1241means that defining a key map for C<a> will automatically provide
1133definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1242definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1134mappings themselves. 1243mappings themselves.
1135 1244
1186all instances, while B<perl-ext> is used for specific instances. 1295all instances, while B<perl-ext> is used for specific instances.
1187 1296
1188=item B<perl-eval>: I<string> 1297=item B<perl-eval>: I<string>
1189 1298
1190Perl code to be evaluated when all extensions have been registered. See 1299Perl code to be evaluated when all extensions have been registered. See
1191the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1300the @@RXVT_NAME@@perl(3) manpage.
1192will be ignored when running setuid/setgid.
1193 1301
1194=item B<perl-lib>: I<path> 1302=item B<perl-lib>: I<path>
1195 1303
1196Colon-separated list of additional directories that hold extension 1304Colon-separated list of additional directories that hold extension
1197scripts. When looking for extensions specified by the C<perl> resource, 1305scripts. When looking for perl extensions, @@RXVT_NAME@@ will first
1198@@RXVT_NAME@@ will first look in these directories and then in 1306look in these directories, then in $HOME/.urxvt/ext and lastly in
1199F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1307F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1200will be ignored when running setuid/setgid.
1201 1308
1202See the @@RXVT_NAME@@perl(3) manpage. 1309See the @@RXVT_NAME@@perl(3) manpage.
1203 1310
1204=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1311=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1205 1312
1227 1334
1228=item B<override-redirect>: I<boolean> 1335=item B<override-redirect>: I<boolean>
1229 1336
1230Compile I<frills>: Sets override-redirect for the terminal window, making 1337Compile I<frills>: Sets override-redirect for the terminal window, making
1231it 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).
1232 1343
1233=item B<iso14755_52:> I<boolean> 1344=item B<iso14755_52:> I<boolean>
1234 1345
1235Turn on/off ISO 14755 5.2 mode (default enabled). 1346Turn on/off ISO 14755 5.2 mode (default enabled).
1236 1347
1379B<@@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
1380it 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
1381allow 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
1382on 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.
1383 1494
1384=head1 COLORS AND GRAPHICS 1495=head1 COLOURS AND GRAPHICS
1385 1496
1386In addition to the default foreground and background colours, 1497In addition to the default foreground and background colours,
1387B<@@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
1388high-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
1389colours 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.
1390 1504
1391=begin table 1505=begin table
1392 1506
1393 B<color0> (black) = Black 1507 B<color0> (black) = Black
1394 B<color1> (red) = Red3 1508 B<color1> (red) = Red3
1414It is also possible to specify the colour values of B<foreground>, 1528It is also possible to specify the colour values of B<foreground>,
1415B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1529B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1416a 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
1417color0-color15. 1531color0-color15.
1418 1532
1419In addition to the colours defined above, @@RXVT_NAME@@ offers an 1533The following text gives values for the standard 88 colour mode (and
1420additional 72 colours. The first 64 of those (with indices 16 to 79) 1534values for the 256 colour mode in parentheses).
1421consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
142216>), followed by 8 additional shades of gray (with indices 80 to 87).
1423 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
1424Together, all those colours implement the 88 colour xterm colours. Only 1545Together, all those colours implement the 88 (256) colour xterm
1425the first 16 can be changed using resources currently, the rest can only 1546colours. Only the first 16 can be changed using resources currently, the
1426be 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...).
1427 1551
1428Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1552Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1429always swapping the foreground/background colours. This is in contrast to 1553always swapping the foreground/background colours. This is in contrast to
1430I<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
1431been specified. For example, 1555been specified. For example,
1432 1556
1433=over 4
1434
1435=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1557 @@RXVT_NAME@@ -fg Black -bg White -rv
1436 1558
1437would 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
1438on White. 1560White.
1439
1440=back
1441 1561
1442=head2 ALPHA CHANNEL SUPPORT 1562=head2 ALPHA CHANNEL SUPPORT
1443 1563
1444If 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
1445their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1565their act together, rxvt-unicode will do it's own alpha channel management:
1446(recommended, but B<MUST> have 4 digits/component) colour specifications, 1566
1447in 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
1448specifies opacity (alpha) values. The minimum value of C<0> is completely 1578(alpha) values. The minimum value of C<0000> is completely transparent,
1449transparent). You can also prefix any color with C<[percent]>, where 1579while C<ffff> is completely opaque). The two example colours from
1450C<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
1451the color, where C<0> is completely transparent and C<100> is completelxy 1581C<rgba:0000/ff00/0000/f332>.
1452opaque.
1453 1582
1454You 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
1455your 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
1456ARGB 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.
1457 1587
1458For example, the following selects an almost completely transparent red 1588For example, the following selects an almost completely transparent black
1459background, and an almost opaque pink foreground: 1589background, and an almost opaque pink foreground:
1460 1590
1461 @@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"
1462 1592
1463I<Please note that transparency of any kind if completely unsupported by 1593When not using a background image, then the interpretation of the
1464the 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.
1465 1607
1466=head1 ENVIRONMENT 1608=head1 ENVIRONMENT
1467 1609
1468B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1610B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1469 1611
1475resources or on the command line. 1617resources or on the command line.
1476 1618
1477=item B<COLORTERM> 1619=item B<COLORTERM>
1478 1620
1479Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1621Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1480compiled with XPM support, and optionally with the added extension 1622compiled with background image support, and optionally with the added
1481C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1623extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1624screen.
1482 1625
1483=item B<COLORFGBG> 1626=item B<COLORFGBG>
1484 1627
1485Set 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
1486the colour code used as default foreground/text colour (or the string 1629the colour code used as default foreground/text colour (or the string
1487C<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
1488used), 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
1489string 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@@
1490was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1633was compiled with background image support. Libraries like C<ncurses>
1491(and do) use this information to optimize screen output. 1634and C<slang> can (and do) use this information to optimize screen output.
1492 1635
1493=item B<WINDOWID> 1636=item B<WINDOWID>
1494 1637
1495Set 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
1496window, which usually has subwindows for the scrollbar, the terminal 1639window, which usually has subwindows for the scrollbar, the terminal
1502C<--with-terminfo=PATH>. 1645C<--with-terminfo=PATH>.
1503 1646
1504=item B<DISPLAY> 1647=item B<DISPLAY>
1505 1648
1506Used 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
1507display 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.
1508 1652
1509=item B<SHELL> 1653=item B<SHELL>
1510 1654
1511The 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>.
1512 1656
1513=item B<RXVT_SOCKET> 1657=item B<RXVT_SOCKET>
1514 1658
1515The unix domain socket path used by @@RXVT_NAME@@c(1) and 1659The unix domain socket path used by @@RXVT_NAME@@c(1) and
1516@@RXVT_NAME@@d(1). 1660@@RXVT_NAME@@d(1).
1517 1661
1518Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1662Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1519 1663
1520=item B<HOME> 1664=item B<HOME>
1521 1665
1522Used to locate the default directory for the unix domain socket for 1666Used to locate the default directory for the unix domain socket for
1523daemon communications and to locate various resource files (such as 1667daemon communications and to locate various resource files (such as
1524C<.Xdefaults>) 1668C<.Xdefaults>)
1525 1669
1526=item B<XAPPLRESDIR> 1670=item B<XAPPLRESDIR>
1527 1671
1528Directory where various X resource files are being located. 1672Directory where application-specific X resource files are located.
1529 1673
1530=item B<XENVIRONMENT> 1674=item B<XENVIRONMENT>
1531 1675
1532If 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
1533@@RXVT_NAME@@. 1677@@RXVT_NAME@@.
1538 1682
1539=over 4 1683=over 4
1540 1684
1541=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1542 1686
1543Color names. 1687Colour names.
1544 1688
1545=back 1689=back
1546 1690
1547=head1 SEE ALSO 1691=head1 SEE ALSO
1548 1692
1587Project Coordinator (changes.txt 2.21a to 2.4.5) 1731Project Coordinator (changes.txt 2.21a to 2.4.5)
1588 1732
1589=item Geoff Wing L<< <gcw@pobox.com> >> 1733=item Geoff Wing L<< <gcw@pobox.com> >>
1590 1734
1591Rewrote screen display and text selection routines. 1735Rewrote screen display and text selection routines.
1592 1736
1593Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1737Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1594 1738
1595=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1739=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1596 1740
1597Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1741Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1599 1743
1600Project Coordinator (Changes 1.0 -) 1744Project Coordinator (Changes 1.0 -)
1601 1745
1602=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1746=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1603 1747
1604Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1748pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1605 1749
1606=back 1750=back
1607 1751

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