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Revision 1.140 by sasha, Fri Oct 26 18:27:29 2007 UTC vs.
Revision 1.170 by root, Sat May 30 08:51:23 2009 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>
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<-tr>|B<+tr> 127=item B<-tr>|B<+tr>
120 128
121Turn on/off illusion of a transparent window background. Obsolete form of it is 129Turn on/off illusion of a transparent window background; resource B<transparent>.
122B<-ip> and it should not be used anymore; resource B<transparent>.
123 130
124I<Please note that old resource name of B<inheritPixmap> is obsolete and should be 131B<-ip> is still accepted as an obsolete alias but will be removed in
125changed to B<transparent>. Backwards compatibility support for B<inheritPixmap> will 132future versions.
126be phased out in future versions of rxvt!>
127 133
128I<Please address all transparency related issues to Sasha Vasko at 134I<Please address all transparency related issues to Sasha Vasko at
129sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!> 135sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
130 136
131=item B<-fade> I<number> 137=item B<-fade> I<number>
132 138
133Fade the text by the given percentage when focus is lost. Small values 139Fade the text by the given percentage when focus is lost. Small values
145transparency is enabled with B<-tr>. This only works for 151transparency is enabled with B<-tr>. This only works for
146non-tiled backgrounds, currently. See also the B<-sh> option that can be 152non-tiled backgrounds, currently. See also the B<-sh> option that can be
147used to brighten or darken the image in addition to tinting it. 153used to brighten or darken the image in addition to tinting it.
148Please note that certain tint colours can be applied on the server-side, 154Please note that certain tint colours can be applied on the server-side,
149thus yielding performance gain of two orders of magnitude. These colours are: 155thus yielding performance gain of two orders of magnitude. These colours are:
150blue, red, green, cyan, magenta, yellow, and those close to them; resource 156blue, red, green, cyan, magenta, yellow, and those close to them. Also
157pure black and pure white colors essentially mean no tinting; resource
151I<tintColor>. Example: 158I<tintColor>. Example:
152 159
153 @@RXVT_NAME@@ -tr -tint blue -sh 40 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
154 161
155=item B<-sh> I<number> 162=item B<-sh> I<number>
156 163
157Darken (0 .. 100) or lighten (-1 .. -100) the transparent 164Darken (0 .. 100) or lighten (100 .. 200) the transparent
158background image in addition to (or instead of) tinting it; 165background image in addition to (or instead of) tinting it;
159resource I<shading>. 166resource I<shading>.
160 167
161=item B<-blt> I<string> 168=item B<-blt> I<string>
162 169
175horizontal radii are considered to be the same. Setting one of the 182horizontal radii are considered to be the same. Setting one of the
176radii to 1 and another to a large number creates interesting effects 183radii to 1 and another to a large number creates interesting effects
177on some backgrounds. Maximum radius value is 128. Compile I<afterimage>; 184on some backgrounds. Maximum radius value is 128. Compile I<afterimage>;
178resource I<blurRadius>. 185resource I<blurRadius>.
179 186
187=item B<-icon> I<file>
188
189Compile I<afterimage>: Use the specified image as application icon. This
190is used by many window managers, taskbars and pagers to represent the
191application window; resource I<iconFile>.
192
180=item B<-bg> I<colour> 193=item B<-bg> I<colour>
181 194
182Window background colour; resource B<background>. 195Window background colour; resource B<background>.
183 196
184=item B<-fg> I<colour> 197=item B<-fg> I<colour>
185 198
186Window foreground colour; resource B<foreground>. 199Window foreground colour; resource B<foreground>.
187 200
188=item B<-pixmap> I<file[;geom]> 201=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
189 202
190Compile I<afterimage>: Specify image file for the background and also 203Compile I<afterimage>: Specify image file for the background and also
191optionally specify its scaling with a geometry string. Note you may need to 204optionally specify its scaling with a geometry string. Note you may need to
192add quotes to avoid special shell interpretation of the C<;> in the 205add quotes to avoid special shell interpretation of the C<;> in the
193command-line; for more details see resource B<backgroundPixmap>. 206command-line; for more details see resource B<backgroundPixmap>.
194 207
195=item B<-cr> I<colour> 208=item B<-cr> I<colour>
243italic> >> characters are to be printed. See resource B<boldItalicFont> 256italic> >> characters are to be printed. See resource B<boldItalicFont>
244for details. 257for details.
245 258
246=item B<-is>|B<+is> 259=item B<-is>|B<+is>
247 260
248Compile I<font-styles>: Bold/Italic font styles imply high intensity 261Compile I<font-styles>: Bold/Blink font styles imply high intensity
249foreground/background (default). See resource B<intensityStyles> for 262foreground/background (default). See resource B<intensityStyles> for
250details. 263details.
251 264
252=item B<-name> I<name> 265=item B<-name> I<name>
253 266
271 284
272=item B<-sb>|B<+sb> 285=item B<-sb>|B<+sb>
273 286
274Turn on/off scrollbar; resource B<scrollBar>. 287Turn on/off scrollbar; resource B<scrollBar>.
275 288
289=item B<-sr>|B<+sr>
290
291Put scrollbar on right/left; resource B<scrollBar_right>.
292
293=item B<-st>|B<+st>
294
295Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
296resource B<scrollBar_floating>.
297
276=item B<-si>|B<+si> 298=item B<-si>|B<+si>
277 299
278Turn on/off scroll-to-bottom on TTY output inhibit; resource 300Turn on/off scroll-to-bottom on TTY output inhibit; resource
279B<scrollTtyOutput> has opposite effect. 301B<scrollTtyOutput> has opposite effect.
280 302
286=item B<-sw>|B<+sw> 308=item B<-sw>|B<+sw>
287 309
288Turn on/off scrolling with the scrollback buffer as new lines appear. 310Turn on/off scrolling with the scrollback buffer as new lines appear.
289This only takes effect if B<-si> is also given; resource 311This only takes effect if B<-si> is also given; resource
290B<scrollWithBuffer>. 312B<scrollWithBuffer>.
291
292=item B<-sr>|B<+sr>
293
294Put scrollbar on right/left; resource B<scrollBar_right>.
295
296=item B<-st>|B<+st>
297
298Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
299resource B<scrollBar_floating>.
300 313
301=item B<-ptab>|B<+ptab> 314=item B<-ptab>|B<+ptab>
302 315
303If enabled (default), "Horizontal Tab" characters are being stored as 316If enabled (default), "Horizontal Tab" characters are being stored as
304actual wide characters in the screen buffer, which makes it possible to 317actual wide characters in the screen buffer, which makes it possible to
333 346
334=item B<-bl> 347=item B<-bl>
335 348
336Compile I<frills>: Set MWM hints to request a borderless window, i.e. 349Compile I<frills>: Set MWM hints to request a borderless window, i.e.
337if honoured by the WM, the rxvt-unicode window will not have window 350if honoured by the WM, the rxvt-unicode window will not have window
338decorations; resource B<borderLess>. 351decorations; resource B<borderLess>. If the window manager does not
352support MWM hints (e.g. kwin), enables override-redirect mode.
339 353
340=item B<-override-redirect> 354=item B<-override-redirect>
341 355
342Compile I<frills>: Sets override-redirect on the window; resource 356Compile I<frills>: Sets override-redirect on the window; resource
343B<override-redirect>. 357B<override-redirect>.
352=item B<-lsp> I<number> 366=item B<-lsp> I<number>
353 367
354Compile I<frills>: Lines (pixel height) to insert between each row of 368Compile I<frills>: Lines (pixel height) to insert between each row of
355the display. Useful to work around font rendering problems; resource 369the display. Useful to work around font rendering problems; resource
356B<lineSpace>. 370B<lineSpace>.
371
372=item B<-letsp> I<number>
373
374Compile I<frills>: Amount to adjust the computed character width by
375to control overall letter spacing. Negative values will tighten up the
376letter spacing, positive values will space letters out more. Useful to
377work around odd font metrics; resource B<letterSpace>.
357 378
358=item B<-tn> I<termname> 379=item B<-tn> I<termname>
359 380
360This option specifies the name of the terminal type to be set in the 381This option specifies the name of the terminal type to be set in the
361B<TERM> environment variable. This terminal type must exist in the 382B<TERM> environment variable. This terminal type must exist in the
416 437
417=item B<-tcw> 438=item B<-tcw>
418 439
419Change the meaning of triple-click selection with the left mouse 440Change the meaning of triple-click selection with the left mouse
420button. Only effective when the original (non-perl) selection code is 441button. Only effective when the original (non-perl) selection code is
421in-use. Instead of selecting a full line it will extend the selection the 442in-use. Instead of selecting a full line it will extend the selection to
422end of the logical line only. resource B<tripleclickwords>. 443the end of the logical line only. resource B<tripleclickwords>.
423 444
424=item B<-insecure> 445=item B<-insecure>
425 446
426Enable "insecure" mode, which currently enables most of the escape 447Enable "insecure" mode, which currently enables most of the escape
427sequences that echo strings. See the resource B<insecure> for more 448sequences that echo strings. See the resource B<insecure> for more
447 468
448Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 469Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
449will not immediately destroy its window when the program executed within 470will not immediately destroy its window when the program executed within
450it exits. Instead, it will wait till it is being killed or closed by the 471it exits. Instead, it will wait till it is being killed or closed by the
451user; resource B<hold>. 472user; resource B<hold>.
473
474=item B<-cd> I<path>
475
476Sets the working directory for the shell (or the command specified via
477B<-e>). The I<path> must be an absolute path and it must exist for
478@@RXVT_NAME@@ to start; resource B<chdir>.
479
480=item B<-xrm> I<string>
481
482Works like the X Toolkit option of the same name, by adding the I<string>
483as if it were specified in a resource file. Resource values specified this
484way take precedence over all other resource specifications.
485
486Note that you need to use the I<same> syntax as in the .Xdefaults file,
487e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
488options can be specified as long-options on the commandline, so use
489of B<-xrm> is mostly limited to cases where you want to specify other
490resources (e.g. for input methods) or for compatibility with other
491programs.
452 492
453=item B<-keysym.>I<sym> I<string> 493=item B<-keysym.>I<sym> I<string>
454 494
455Remap a key symbol. See resource B<keysym>. 495Remap a key symbol. See resource B<keysym>.
456 496
491If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 531If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
492entries and will not tinker with pty/tty permissions - you have to do that 532entries and will not tinker with pty/tty permissions - you have to do that
493yourself if you want that. 533yourself if you want that.
494 534
495As an extremely special case, specifying C<-1> will completely suppress 535As an extremely special case, specifying C<-1> will completely suppress
496pty/tty operations. 536pty/tty operations, which is probably only useful in conjunction with some
537perl extension that manages the terminal.
497 538
498Here is a example in perl that illustrates how this option can be used (a 539Here is a example in perl that illustrates how this option can be used (a
499longer example is in F<doc/pty-fd>): 540longer example is in F<doc/pty-fd>):
500 541
501 use IO::Pty; 542 use IO::Pty;
515Comma-separated list of perl extension scripts to use (or not to use) in 556Comma-separated list of perl extension scripts to use (or not to use) in
516this terminal instance. See resource B<perl-ext> for details. 557this terminal instance. See resource B<perl-ext> for details.
517 558
518=back 559=back
519 560
520=head1 RESOURCES (available also as long-options) 561=head1 RESOURCES
521 562
522Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 563Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
523options) compiled into your version. 564options) compiled into your version. All resources are also available as
565long-options.
524 566
525You can set and change the resources using X11 tools like B<xrdb>. Many 567You can set and change the resources using X11 tools like B<xrdb>. Many
526distribution do also load settings from the B<~/.Xresources> file when X 568distribution do also load settings from the B<~/.Xresources> file when X
527starts. @@RXVT_NAME@@ will consult the following files/resources in order, 569starts. @@RXVT_NAME@@ will consult the following files/resources in order,
528with later settings overwriting earlier ones: 570with later settings overwriting earlier ones:
530 1. system-wide app-defaults file, either locale-dependent OR global 572 1. system-wide app-defaults file, either locale-dependent OR global
531 2. app-defaults file in $XAPPLRESDIR 573 2. app-defaults file in $XAPPLRESDIR
532 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 574 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
533 4. SCREEN_RESOURCES for the current screen 575 4. SCREEN_RESOURCES for the current screen
534 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 576 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
577 6. resources specified via -xrm on the commandline
535 578
536Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 579Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
537names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 580names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
538common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 581common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
539configured, while the class name B<URxvt> allows resources unique to 582configured, while the class name B<URxvt> allows resources unique to
549=item B<depth:> I<bitdepth> 592=item B<depth:> I<bitdepth>
550 593
551Compile I<xft>: Attempt to find a visual with the given bit depth; 594Compile I<xft>: Attempt to find a visual with the given bit depth;
552option B<-depth>. 595option B<-depth>.
553 596
597=item B<buffered:> I<boolean>
598
599Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
600On some card/driver combination enabling it slightly decreases
601performance, on most it greatly helps it. The slowdown is small, so it
602should normally be enabled.
603
554=item B<geometry:> I<geom> 604=item B<geometry:> I<geom>
555 605
556Create the window with the specified X window geometry [default 80x24]; 606Create the window with the specified X window geometry [default 80x24];
557option B<-geometry>. 607option B<-geometry>.
558 608
641 691
642B<False>: specify that everything is to be displayed, even 692B<False>: specify that everything is to be displayed, even
643if the refresh is too fast for the human eye to read anything (or the 693if the refresh is too fast for the human eye to read anything (or the
644monitor to display anything); option B<+ss>. 694monitor to display anything); option B<+ss>.
645 695
646=item B<inheritPixmap:> I<boolean> 696=item B<transparent:> I<boolean>
647 697
648B<True>: make the background inherit the parent windows' pixmap, giving 698Turn on/off illusion of a transparent window background.
649artificial transparency. B<False>: do not inherit the parent windows'
650pixmap.
651 699
652I<Please note that transparency of any kind if completely unsupported by 700B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
653the author. Don't bug him with installation questions!> 701future versions.
702
703I<Please address all transparency related issues to Sasha Vasko at
704sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
654 705
655=item B<fading:> I<number> 706=item B<fading:> I<number>
656 707
657Fade the text by the given percentage when focus is lost; option B<-fade>. 708Fade the text by the given percentage when focus is lost; option B<-fade>.
658 709
675 726
676Specify background blending type; option B<-blt>. 727Specify background blending type; option B<-blt>.
677 728
678=item B<blurRadius:> I<number> 729=item B<blurRadius:> I<number>
679 730
680Apply Gaussian Blurr with the specified radius to the transparent 731Apply gaussian blur with the specified radius to the transparent
681background image; option B<-blr>. 732background image; option B<-blr>.
733
734=item B<iconFile:> I<file>
735
736Set the application icon pixmap; option B<-icon>.
682 737
683=item B<scrollColor:> I<colour> 738=item B<scrollColor:> I<colour>
684 739
685Use the specified colour for the scrollbar [default #B2B2B2]. 740Use the specified colour for the scrollbar [default #B2B2B2].
686 741
692=item B<borderColor:> I<colour> 747=item B<borderColor:> I<colour>
693 748
694The colour of the border around the text area and between the scrollbar 749The colour of the border around the text area and between the scrollbar
695and the text. 750and the text.
696 751
697=item B<backgroundPixmap:> I<file[;geom]> 752=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
698 753
699Use the specified image file for the background and also optionally 754Use the specified image file for the background and also
700specify its scaling with a geometry string B<WxH+X+Y>, 755optionally specify its scaling with a geometry string B<WxH+X+Y>,
701in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 756(default C<0x0+50+50>) in which B<"W" / "H"> specify the
702and B<"X" / "Y"> locate the image centre (percent). 757horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
703A scale of 0 displays the image with tiling. A scale of 1 displays the 758centre (percent). A scale of 0 displays the image with tiling. A scale
704image without any scaling. A scale of 2 to 9 specifies an integer 759of 1 displays the image without any scaling. A scale of 2 to 9 specifies
705number of images in that direction. No image will be magnified beyond 760an integer number of images in that direction. No image will be magnified
70610 times its original size. The maximum permitted scale is 1000. 761beyond 10 times its original size. The maximum permitted scale is 1000.
707Special string of B<"auto"> used as a geometry will cause image to be 762Additional operations can be specified after colon B<:op1:op2...>.
708automatically scaled to match window size. 763Supported operations are:
764
765 tile force background image to be tiled and not scaled. Equivalent to 0x0
766 propscale will scale image keeping proportions
767 auto will scale image to match window size. Equivalent to 100x100
768 hscale will scale image horizontally to the window size
769 vscale will scale image vertically to the window size
770 scale will scale image to match window size
771 root will tile image as if it was a root window background, auto-adjusting
772 whenever terminal window moves
773
709If used in conjunction with B<-tr> option - specified pixmap will be 774If used in conjunction with B<-tr> option, the specified pixmap will be
710blended over transparency image using either alpha-blending, or any 775blended over transparency image using either alpha-blending, or any
711other blending type, specified with B<-blt "type"> option. 776other blending type, specified with B<-blt "type"> option.
712[default 0x0+50+50]
713 777
714=item B<path:> I<path> 778=item B<path:> I<path>
715 779
716Specify the colon-delimited search path for finding background image files. 780Specify the colon-delimited search path for finding background image files.
717 781
778text font will being used for the given style. 842text font will being used for the given style.
779 843
780=item B<intensityStyles:> I<boolean> 844=item B<intensityStyles:> I<boolean>
781 845
782When font styles are not enabled, or this option is enabled (B<True>, 846When font styles are not enabled, or this option is enabled (B<True>,
783option B<-is>, the default), bold and italic font styles imply high 847option B<-is>, the default), bold/blink font styles imply high
784intensity foreground/background colours. Disabling this option (B<False>, 848intensity foreground/background colours. Disabling this option (B<False>,
785option B<+is>) disables this behaviour, the high intensity colours are not 849option B<+is>) disables this behaviour, the high intensity colours are not
786reachable. 850reachable.
787 851
788=item B<selectstyle:> I<mode>
789
790Set mouse selection style to B<old> which is 2.20, B<oldword> which
791is xterm style with 2.20 old word selection, or anything else which
792gives xterm style selection. Only effective when the original (non-perl)
793selection code is in use.
794
795=item B<scrollstyle:> I<mode>
796
797Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
798the author's favourite.
799
800=item B<title:> I<string> 852=item B<title:> I<string>
801 853
802Set window title string, the default title is the command-line 854Set window title string, the default title is the command-line
803specified after the B<-e> option, if any, otherwise the application 855specified after the B<-e> option, if any, otherwise the application
804name; option B<-title>. 856name; option B<-title>.
817=item B<urgentOnBell:> I<boolean> 869=item B<urgentOnBell:> I<boolean>
818 870
819B<True>: set the urgency hint for the wm on receipt of a bell character. 871B<True>: set the urgency hint for the wm on receipt of a bell character.
820B<False>: do not set the urgency hint [default]. 872B<False>: do not set the urgency hint [default].
821 873
874@@RXVT_NAME@@ resets the urgency hint on every focus change.
875
822=item B<visualBell:> I<boolean> 876=item B<visualBell:> I<boolean>
823 877
824B<True>: use visual bell on receipt of a bell character; option B<-vb>. 878B<True>: use visual bell on receipt of a bell character; option B<-vb>.
825B<False>: no visual bell [default]; option B<+vb>. 879B<False>: no visual bell [default]; option B<+vb>.
826 880
848 902
849 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 903 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
850 904
851This creates a new file in your home directory with the screen contents 905This creates a new file in your home directory with the screen contents
852every time you hit C<Print>. 906every time you hit C<Print>.
907
908=item B<scrollstyle:> I<mode>
909
910Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
911the author's favourite.
853 912
854=item B<scrollBar:> I<boolean> 913=item B<scrollBar:> I<boolean>
855 914
856B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 915B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
857disable the scrollbar; option B<+sb>. 916disable the scrollbar; option B<+sb>.
990will be created). In this mode, characters outside ISO-8859-1 can be used. 1049will be created). In this mode, characters outside ISO-8859-1 can be used.
991 1050
992When the selection extension is not used, only ISO-8859-1 characters can 1051When the selection extension is not used, only ISO-8859-1 characters can
993be used. If not specified, the built-in default is used: 1052be used. If not specified, the built-in default is used:
994 1053
995B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1054B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
996 1055
997=item B<preeditType:> I<style> 1056=item B<preeditType:> I<style>
998 1057
999B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1058B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
1000 1059
1056 1115
1057=item B<secondaryScroll:> I<boolean> 1116=item B<secondaryScroll:> I<boolean>
1058 1117
1059Turn on/off secondary screen scroll (default enabled). If this 1118Turn on/off secondary screen scroll (default enabled). If this
1060option is enabled, scrolls on the secondary screen will change the 1119option is enabled, scrolls on the secondary screen will change the
1061scrollback buffer and switching to/from the secondary screen will 1120scrollback buffer and, when secondaryScreen is off, switching
1062instead scroll the screen up. 1121to/from the secondary screen will instead scroll the screen up.
1063 1122
1064=item B<hold>: I<boolean> 1123=item B<hold>: I<boolean>
1065 1124
1066Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1125Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1067will not immediately destroy its window when the program executed within 1126will not immediately destroy its window when the program executed within
1068it exits. Instead, it will wait till it is being killed or closed by the 1127it exits. Instead, it will wait till it is being killed or closed by the
1069user. 1128user.
1129
1130=item B<chdir>: I<path>
1131
1132Sets the working directory for the shell (or the command specified via
1133B<-e>). The I<path> must be an absolute path and it must exist for
1134@@RXVT_NAME@@ to start. If it isn't specified then the current working
1135directory will be used; option B<-cd>.
1070 1136
1071=item B<keysym.>I<sym>: I<string> 1137=item B<keysym.>I<sym>: I<string>
1072 1138
1073Compile I<frills>: Associate I<string> with keysym I<sym>. The 1139Compile I<frills>: Associate I<string> with keysym I<sym>. The
1074intervening resource name B<keysym.> cannot be omitted. 1140intervening resource name B<keysym.> cannot be omitted.
1181all instances, while B<perl-ext> is used for specific instances. 1247all instances, while B<perl-ext> is used for specific instances.
1182 1248
1183=item B<perl-eval>: I<string> 1249=item B<perl-eval>: I<string>
1184 1250
1185Perl code to be evaluated when all extensions have been registered. See 1251Perl code to be evaluated when all extensions have been registered. See
1186the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1252the @@RXVT_NAME@@perl(3) manpage.
1187will be ignored when running setuid/setgid.
1188 1253
1189=item B<perl-lib>: I<path> 1254=item B<perl-lib>: I<path>
1190 1255
1191Colon-separated list of additional directories that hold extension 1256Colon-separated list of additional directories that hold extension
1192scripts. When looking for extensions specified by the C<perl> resource, 1257scripts. When looking for extensions specified by the C<perl> resource,
1193@@RXVT_NAME@@ will first look in these directories and then in 1258@@RXVT_NAME@@ will first look in these directories and then in
1194F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1259F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1195will be ignored when running setuid/setgid.
1196 1260
1197See the @@RXVT_NAME@@perl(3) manpage. 1261See the @@RXVT_NAME@@perl(3) manpage.
1198 1262
1199=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1263=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1200 1264
1435=back 1499=back
1436 1500
1437=head2 ALPHA CHANNEL SUPPORT 1501=head2 ALPHA CHANNEL SUPPORT
1438 1502
1439If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1503If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1440their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1504their act together, rxvt-unicode will do it's own alpha channel management:
1441(recommended, but B<MUST> have 4 digits/component) colour specifications, 1505
1442in addition to the ones provided by X, where the additional A component 1506You can prefix any color with an opaquenes percentage enclosed in
1507brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1508(0-100) that specifies the opacity of the color, where C<0> is completely
1509transparent and C<100> is completely opaque. For example, C<[50]red> is a
1510half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1511is the recommended format to specify transparency values, and works with
1512all ways to specify a colour.
1513
1514For complete control, rxvt-unicode also supports
1515C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1516specifications, where the additional C<aaaa> component specifies opacity
1443specifies opacity (alpha) values. The minimum value of C<0> is completely 1517(alpha) values. The minimum value of C<0000> is completely transparent,
1444transparent). You can also prefix any color with C<[percent]>, where 1518while C<ffff> is completely opaque). The two example colours from
1445C<percent> is a decimal percentage (0-100) that specifies the opacity of 1519earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1446the color, where C<0> is completely transparent and C<100> is completelxy 1520C<rgba:0000/ff00/0000/f332>.
1447opaque.
1448 1521
1449You probably need to specify B<"-depth 32">, too, and have the luck that 1522You probably need to specify B<"-depth 32">, too, to force a visual with
1450your X-server uses ARGB pixel layout, as X is far from just supporting 1523alpha channels, and have the luck that your X-server uses ARGB pixel
1451ARGB visuals out of the box, and rxvt-unicode just fudges around. 1524layout, as X is far from just supporting ARGB visuals out of the box, and
1525rxvt-unicode just fudges around.
1452 1526
1453For example, the following selects an almost completely transparent red 1527For example, the following selects an almost completely transparent black
1454background, and an almost opaque pink foreground: 1528background, and an almost opaque pink foreground:
1455 1529
1456 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1530 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1457 1531
1458I<Please note that transparency of any kind if completely unsupported by 1532When not using a background image, then the interpretation of the
1459the author. Don't bug him with installation questions!> 1533alpha channel is up to your compositing manager (most interpret it as
1534transparency of course).
1535
1536When using a background pixmap or pseudo-transparency, then the background
1537colour will always behave as if it were completely transparent (so the
1538background image shows instead), regardless of how it was specified, while
1539other colours will either be transparent as specified (the background
1540image will show through) on servers supporting the RENDER extension, or
1541fully opaque on servers not supporting the RENDER EXTENSION.
1542
1543Please note that due to bugs in Xft, specifying alpha values might result
1544in garbage being displayed when the X-server does not support the RENDER
1545extension.
1460 1546
1461=head1 ENVIRONMENT 1547=head1 ENVIRONMENT
1462 1548
1463B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1549B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1464 1550
1470resources or on the command line. 1556resources or on the command line.
1471 1557
1472=item B<COLORTERM> 1558=item B<COLORTERM>
1473 1559
1474Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1560Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1475compiled with background image support, and optionally with the added 1561compiled with background image support, and optionally with the added
1476extension C<-mono> to indicate that rxvt-unicode runs on a monochrome 1562extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1477screen. 1563screen.
1478 1564
1479=item B<COLORFGBG> 1565=item B<COLORFGBG>
1480 1566
1481Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1567Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1482the colour code used as default foreground/text colour (or the string 1568the colour code used as default foreground/text colour (or the string
1483C<default> to indicate that the default-colour escape sequence is to be 1569C<default> to indicate that the default-colour escape sequence is to be
1484used), C<bg> is the colour code used as default background colour (or the 1570used), C<bg> is the colour code used as default background colour (or the
1485string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1571string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1486was compiled with background image support. Libraries like C<ncurses> 1572was compiled with background image support. Libraries like C<ncurses>
1487and C<slang> can (and do) use this information to optimize screen output. 1573and C<slang> can (and do) use this information to optimize screen output.
1488 1574
1489=item B<WINDOWID> 1575=item B<WINDOWID>
1490 1576
1491Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1577Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1498C<--with-terminfo=PATH>. 1584C<--with-terminfo=PATH>.
1499 1585
1500=item B<DISPLAY> 1586=item B<DISPLAY>
1501 1587
1502Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1588Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1503display in its child processes. 1589display in its child processes if C<-display> isn't used to override. It
1590defaults to C<:0> if it doesn't exist.
1504 1591
1505=item B<SHELL> 1592=item B<SHELL>
1506 1593
1507The shell to be used for command execution, defaults to C</bin/sh>. 1594The shell to be used for command execution, defaults to C</bin/sh>.
1508 1595
1583Project Coordinator (changes.txt 2.21a to 2.4.5) 1670Project Coordinator (changes.txt 2.21a to 2.4.5)
1584 1671
1585=item Geoff Wing L<< <gcw@pobox.com> >> 1672=item Geoff Wing L<< <gcw@pobox.com> >>
1586 1673
1587Rewrote screen display and text selection routines. 1674Rewrote screen display and text selection routines.
1588 1675
1589Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1676Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1590 1677
1591=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1678=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1592 1679
1593Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1680Forked rxvt-unicode, unicode support, rewrote almost all the code, perl

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