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Revision 1.140 by sasha, Fri Oct 26 18:27:29 2007 UTC vs.
Revision 1.166 by root, Fri Oct 10 13:23:56 2008 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
183 190
184=item B<-fg> I<colour> 191=item B<-fg> I<colour>
185 192
186Window foreground colour; resource B<foreground>. 193Window foreground colour; resource B<foreground>.
187 194
188=item B<-pixmap> I<file[;geom]> 195=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
189 196
190Compile I<afterimage>: Specify image file for the background and also 197Compile I<afterimage>: Specify image file for the background and also
191optionally specify its scaling with a geometry string. Note you may need to 198optionally specify its scaling with a geometry string. Note you may need to
192add quotes to avoid special shell interpretation of the C<;> in the 199add quotes to avoid special shell interpretation of the C<;> in the
193command-line; for more details see resource B<backgroundPixmap>. 200command-line; for more details see resource B<backgroundPixmap>.
194 201
195=item B<-cr> I<colour> 202=item B<-cr> I<colour>
243italic> >> characters are to be printed. See resource B<boldItalicFont> 250italic> >> characters are to be printed. See resource B<boldItalicFont>
244for details. 251for details.
245 252
246=item B<-is>|B<+is> 253=item B<-is>|B<+is>
247 254
248Compile I<font-styles>: Bold/Italic font styles imply high intensity 255Compile I<font-styles>: Bold/Blink font styles imply high intensity
249foreground/background (default). See resource B<intensityStyles> for 256foreground/background (default). See resource B<intensityStyles> for
250details. 257details.
251 258
252=item B<-name> I<name> 259=item B<-name> I<name>
253 260
271 278
272=item B<-sb>|B<+sb> 279=item B<-sb>|B<+sb>
273 280
274Turn on/off scrollbar; resource B<scrollBar>. 281Turn on/off scrollbar; resource B<scrollBar>.
275 282
283=item B<-sr>|B<+sr>
284
285Put scrollbar on right/left; resource B<scrollBar_right>.
286
287=item B<-st>|B<+st>
288
289Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
290resource B<scrollBar_floating>.
291
276=item B<-si>|B<+si> 292=item B<-si>|B<+si>
277 293
278Turn on/off scroll-to-bottom on TTY output inhibit; resource 294Turn on/off scroll-to-bottom on TTY output inhibit; resource
279B<scrollTtyOutput> has opposite effect. 295B<scrollTtyOutput> has opposite effect.
280 296
286=item B<-sw>|B<+sw> 302=item B<-sw>|B<+sw>
287 303
288Turn on/off scrolling with the scrollback buffer as new lines appear. 304Turn on/off scrolling with the scrollback buffer as new lines appear.
289This only takes effect if B<-si> is also given; resource 305This only takes effect if B<-si> is also given; resource
290B<scrollWithBuffer>. 306B<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>.
300 307
301=item B<-ptab>|B<+ptab> 308=item B<-ptab>|B<+ptab>
302 309
303If enabled (default), "Horizontal Tab" characters are being stored as 310If enabled (default), "Horizontal Tab" characters are being stored as
304actual wide characters in the screen buffer, which makes it possible to 311actual wide characters in the screen buffer, which makes it possible to
333 340
334=item B<-bl> 341=item B<-bl>
335 342
336Compile I<frills>: Set MWM hints to request a borderless window, i.e. 343Compile 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 344if honoured by the WM, the rxvt-unicode window will not have window
338decorations; resource B<borderLess>. 345decorations; resource B<borderLess>. If the window manager does not
346support MWM hints (e.g. kwin), enables override-redirect mode.
339 347
340=item B<-override-redirect> 348=item B<-override-redirect>
341 349
342Compile I<frills>: Sets override-redirect on the window; resource 350Compile I<frills>: Sets override-redirect on the window; resource
343B<override-redirect>. 351B<override-redirect>.
416 424
417=item B<-tcw> 425=item B<-tcw>
418 426
419Change the meaning of triple-click selection with the left mouse 427Change the meaning of triple-click selection with the left mouse
420button. Only effective when the original (non-perl) selection code is 428button. Only effective when the original (non-perl) selection code is
421in-use. Instead of selecting a full line it will extend the selection the 429in-use. Instead of selecting a full line it will extend the selection to
422end of the logical line only. resource B<tripleclickwords>. 430the end of the logical line only. resource B<tripleclickwords>.
423 431
424=item B<-insecure> 432=item B<-insecure>
425 433
426Enable "insecure" mode, which currently enables most of the escape 434Enable "insecure" mode, which currently enables most of the escape
427sequences that echo strings. See the resource B<insecure> for more 435sequences that echo strings. See the resource B<insecure> for more
447 455
448Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 456Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
449will not immediately destroy its window when the program executed within 457will 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 458it exits. Instead, it will wait till it is being killed or closed by the
451user; resource B<hold>. 459user; resource B<hold>.
460
461=item B<-cd> I<path>
462
463Sets the working directory for the shell (or the command specified via
464B<-e>). The I<path> must be an absolute path and it must exist for
465@@RXVT_NAME@@ to start; resource B<chdir>.
466
467=item B<-xrm> I<string>
468
469Works like the X Toolkit option of the same name, by adding the I<string>
470as if it were specified in a resource file. Resource values specified this
471way take precedence over all other resource specifications.
472
473Note that you need to use the I<same> syntax as in the .Xdefaults file,
474e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
475options can be specified as long-options on the commandline, so use
476of B<-xrm> is mostly limited to cases where you want to specify other
477resources (e.g. for input methods) or for compatibility with other
478programs.
452 479
453=item B<-keysym.>I<sym> I<string> 480=item B<-keysym.>I<sym> I<string>
454 481
455Remap a key symbol. See resource B<keysym>. 482Remap a key symbol. See resource B<keysym>.
456 483
491If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 518If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
492entries and will not tinker with pty/tty permissions - you have to do that 519entries and will not tinker with pty/tty permissions - you have to do that
493yourself if you want that. 520yourself if you want that.
494 521
495As an extremely special case, specifying C<-1> will completely suppress 522As an extremely special case, specifying C<-1> will completely suppress
496pty/tty operations. 523pty/tty operations, which is probably only useful in conjunction with some
524perl extension that manages the terminal.
497 525
498Here is a example in perl that illustrates how this option can be used (a 526Here is a example in perl that illustrates how this option can be used (a
499longer example is in F<doc/pty-fd>): 527longer example is in F<doc/pty-fd>):
500 528
501 use IO::Pty; 529 use IO::Pty;
515Comma-separated list of perl extension scripts to use (or not to use) in 543Comma-separated list of perl extension scripts to use (or not to use) in
516this terminal instance. See resource B<perl-ext> for details. 544this terminal instance. See resource B<perl-ext> for details.
517 545
518=back 546=back
519 547
520=head1 RESOURCES (available also as long-options) 548=head1 RESOURCES
521 549
522Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 550Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
523options) compiled into your version. 551options) compiled into your version. All resources are also available as
552long-options.
524 553
525You can set and change the resources using X11 tools like B<xrdb>. Many 554You can set and change the resources using X11 tools like B<xrdb>. Many
526distribution do also load settings from the B<~/.Xresources> file when X 555distribution do also load settings from the B<~/.Xresources> file when X
527starts. @@RXVT_NAME@@ will consult the following files/resources in order, 556starts. @@RXVT_NAME@@ will consult the following files/resources in order,
528with later settings overwriting earlier ones: 557with later settings overwriting earlier ones:
530 1. system-wide app-defaults file, either locale-dependent OR global 559 1. system-wide app-defaults file, either locale-dependent OR global
531 2. app-defaults file in $XAPPLRESDIR 560 2. app-defaults file in $XAPPLRESDIR
532 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 561 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
533 4. SCREEN_RESOURCES for the current screen 562 4. SCREEN_RESOURCES for the current screen
534 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 563 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
564 6. resources specified via -xrm on the commandline
535 565
536Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 566Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
537names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 567names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
538common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 568common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
539configured, while the class name B<URxvt> allows resources unique to 569configured, while the class name B<URxvt> allows resources unique to
549=item B<depth:> I<bitdepth> 579=item B<depth:> I<bitdepth>
550 580
551Compile I<xft>: Attempt to find a visual with the given bit depth; 581Compile I<xft>: Attempt to find a visual with the given bit depth;
552option B<-depth>. 582option B<-depth>.
553 583
584=item B<buffered:> I<boolean>
585
586Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
587On some card/driver combination enabling it slightly decreases
588performance, on most it greatly helps it. The slowdown is small, so it
589should normally be enabled.
590
554=item B<geometry:> I<geom> 591=item B<geometry:> I<geom>
555 592
556Create the window with the specified X window geometry [default 80x24]; 593Create the window with the specified X window geometry [default 80x24];
557option B<-geometry>. 594option B<-geometry>.
558 595
641 678
642B<False>: specify that everything is to be displayed, even 679B<False>: specify that everything is to be displayed, even
643if the refresh is too fast for the human eye to read anything (or the 680if the refresh is too fast for the human eye to read anything (or the
644monitor to display anything); option B<+ss>. 681monitor to display anything); option B<+ss>.
645 682
646=item B<inheritPixmap:> I<boolean> 683=item B<transparent:> I<boolean>
647 684
648B<True>: make the background inherit the parent windows' pixmap, giving 685Turn on/off illusion of a transparent window background.
649artificial transparency. B<False>: do not inherit the parent windows'
650pixmap.
651 686
652I<Please note that transparency of any kind if completely unsupported by 687B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
653the author. Don't bug him with installation questions!> 688future versions.
689
690I<Please address all transparency related issues to Sasha Vasko at
691sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
654 692
655=item B<fading:> I<number> 693=item B<fading:> I<number>
656 694
657Fade the text by the given percentage when focus is lost; option B<-fade>. 695Fade the text by the given percentage when focus is lost; option B<-fade>.
658 696
675 713
676Specify background blending type; option B<-blt>. 714Specify background blending type; option B<-blt>.
677 715
678=item B<blurRadius:> I<number> 716=item B<blurRadius:> I<number>
679 717
680Apply Gaussian Blurr with the specified radius to the transparent 718Apply Gaussian Blurr with the specified radius to the transparent
681background image; option B<-blr>. 719background image; option B<-blr>.
682 720
683=item B<scrollColor:> I<colour> 721=item B<scrollColor:> I<colour>
684 722
685Use the specified colour for the scrollbar [default #B2B2B2]. 723Use the specified colour for the scrollbar [default #B2B2B2].
692=item B<borderColor:> I<colour> 730=item B<borderColor:> I<colour>
693 731
694The colour of the border around the text area and between the scrollbar 732The colour of the border around the text area and between the scrollbar
695and the text. 733and the text.
696 734
697=item B<backgroundPixmap:> I<file[;geom]> 735=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
698 736
699Use the specified image file for the background and also optionally 737Use the specified image file for the background and also
700specify its scaling with a geometry string B<WxH+X+Y>, 738optionally specify its scaling with a geometry string B<WxH+X+Y>,
701in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 739(default C<0x0+50+50>) in which B<"W" / "H"> specify the
702and B<"X" / "Y"> locate the image centre (percent). 740horizontal/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 741centre (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 742of 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 743an integer number of images in that direction. No image will be magnified
70610 times its original size. The maximum permitted scale is 1000. 744beyond 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 745Additional operations can be specified after colon B<:op1:op2...>.
708automatically scaled to match window size. 746Supported operations are:
747
748 tile force background image to be tiled and not scaled. Equivalent to 0x0
749 propscale will scale image keeping proportions
750 auto will scale image to match window size. Equivalent to 100x100
751 hscale will scale image horizontally to the window size
752 vscale will scale image vertically to the window size
753 scale will scale image to match window size
754 root will tile image as if it was a root window background, auto-adjusting
755 whenever terminal window moves
756
709If used in conjunction with B<-tr> option - specified pixmap will be 757If used in conjunction with B<-tr> option, the specified pixmap will be
710blended over transparency image using either alpha-blending, or any 758blended over transparency image using either alpha-blending, or any
711other blending type, specified with B<-blt "type"> option. 759other blending type, specified with B<-blt "type"> option.
712[default 0x0+50+50]
713 760
714=item B<path:> I<path> 761=item B<path:> I<path>
715 762
716Specify the colon-delimited search path for finding background image files. 763Specify the colon-delimited search path for finding background image files.
717 764
778text font will being used for the given style. 825text font will being used for the given style.
779 826
780=item B<intensityStyles:> I<boolean> 827=item B<intensityStyles:> I<boolean>
781 828
782When font styles are not enabled, or this option is enabled (B<True>, 829When font styles are not enabled, or this option is enabled (B<True>,
783option B<-is>, the default), bold and italic font styles imply high 830option B<-is>, the default), bold/blink font styles imply high
784intensity foreground/background colours. Disabling this option (B<False>, 831intensity foreground/background colours. Disabling this option (B<False>,
785option B<+is>) disables this behaviour, the high intensity colours are not 832option B<+is>) disables this behaviour, the high intensity colours are not
786reachable. 833reachable.
787 834
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> 835=item B<title:> I<string>
801 836
802Set window title string, the default title is the command-line 837Set window title string, the default title is the command-line
803specified after the B<-e> option, if any, otherwise the application 838specified after the B<-e> option, if any, otherwise the application
804name; option B<-title>. 839name; option B<-title>.
848 883
849 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 884 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
850 885
851This creates a new file in your home directory with the screen contents 886This creates a new file in your home directory with the screen contents
852every time you hit C<Print>. 887every time you hit C<Print>.
888
889=item B<scrollstyle:> I<mode>
890
891Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
892the author's favourite.
853 893
854=item B<scrollBar:> I<boolean> 894=item B<scrollBar:> I<boolean>
855 895
856B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 896B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
857disable the scrollbar; option B<+sb>. 897disable the scrollbar; option B<+sb>.
990will be created). In this mode, characters outside ISO-8859-1 can be used. 1030will be created). In this mode, characters outside ISO-8859-1 can be used.
991 1031
992When the selection extension is not used, only ISO-8859-1 characters can 1032When the selection extension is not used, only ISO-8859-1 characters can
993be used. If not specified, the built-in default is used: 1033be used. If not specified, the built-in default is used:
994 1034
995B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1035B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
996 1036
997=item B<preeditType:> I<style> 1037=item B<preeditType:> I<style>
998 1038
999B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1039B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
1000 1040
1056 1096
1057=item B<secondaryScroll:> I<boolean> 1097=item B<secondaryScroll:> I<boolean>
1058 1098
1059Turn on/off secondary screen scroll (default enabled). If this 1099Turn on/off secondary screen scroll (default enabled). If this
1060option is enabled, scrolls on the secondary screen will change the 1100option is enabled, scrolls on the secondary screen will change the
1061scrollback buffer and switching to/from the secondary screen will 1101scrollback buffer and, when secondaryScreen is off, switching
1062instead scroll the screen up. 1102to/from the secondary screen will instead scroll the screen up.
1063 1103
1064=item B<hold>: I<boolean> 1104=item B<hold>: I<boolean>
1065 1105
1066Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1106Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1067will not immediately destroy its window when the program executed within 1107will 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 1108it exits. Instead, it will wait till it is being killed or closed by the
1069user. 1109user.
1110
1111=item B<chdir>: I<path>
1112
1113Sets the working directory for the shell (or the command specified via
1114B<-e>). The I<path> must be an absolute path and it must exist for
1115@@RXVT_NAME@@ to start. If it isn't specified then the current working
1116directory will be used; option B<-cd>.
1070 1117
1071=item B<keysym.>I<sym>: I<string> 1118=item B<keysym.>I<sym>: I<string>
1072 1119
1073Compile I<frills>: Associate I<string> with keysym I<sym>. The 1120Compile I<frills>: Associate I<string> with keysym I<sym>. The
1074intervening resource name B<keysym.> cannot be omitted. 1121intervening resource name B<keysym.> cannot be omitted.
1181all instances, while B<perl-ext> is used for specific instances. 1228all instances, while B<perl-ext> is used for specific instances.
1182 1229
1183=item B<perl-eval>: I<string> 1230=item B<perl-eval>: I<string>
1184 1231
1185Perl code to be evaluated when all extensions have been registered. See 1232Perl code to be evaluated when all extensions have been registered. See
1186the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1233the @@RXVT_NAME@@perl(3) manpage.
1187will be ignored when running setuid/setgid.
1188 1234
1189=item B<perl-lib>: I<path> 1235=item B<perl-lib>: I<path>
1190 1236
1191Colon-separated list of additional directories that hold extension 1237Colon-separated list of additional directories that hold extension
1192scripts. When looking for extensions specified by the C<perl> resource, 1238scripts. When looking for extensions specified by the C<perl> resource,
1193@@RXVT_NAME@@ will first look in these directories and then in 1239@@RXVT_NAME@@ will first look in these directories and then in
1194F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1240F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1195will be ignored when running setuid/setgid.
1196 1241
1197See the @@RXVT_NAME@@perl(3) manpage. 1242See the @@RXVT_NAME@@perl(3) manpage.
1198 1243
1199=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1244=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1200 1245
1435=back 1480=back
1436 1481
1437=head2 ALPHA CHANNEL SUPPORT 1482=head2 ALPHA CHANNEL SUPPORT
1438 1483
1439If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1484If 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> 1485their act together, rxvt-unicode will do it's own alpha channel management:
1441(recommended, but B<MUST> have 4 digits/component) colour specifications, 1486
1442in addition to the ones provided by X, where the additional A component 1487You can prefix any color with an opaquenes percentage enclosed in
1488brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1489(0-100) that specifies the opacity of the color, where C<0> is completely
1490transparent and C<100> is completely opaque. For example, C<[50]red> is a
1491half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1492is the recommended format to specify transparency values, and works with
1493all ways to specify a colour.
1494
1495For complete control, rxvt-unicode also supports
1496C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1497specifications, where the additional C<aaaa> component specifies opacity
1443specifies opacity (alpha) values. The minimum value of C<0> is completely 1498(alpha) values. The minimum value of C<0000> is completely transparent,
1444transparent). You can also prefix any color with C<[percent]>, where 1499while C<ffff> is completely opaque). The two example colours from
1445C<percent> is a decimal percentage (0-100) that specifies the opacity of 1500earlier 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 1501C<rgba:0000/ff00/0000/f332>.
1447opaque.
1448 1502
1449You probably need to specify B<"-depth 32">, too, and have the luck that 1503You 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 1504alpha channels, and have the luck that your X-server uses ARGB pixel
1451ARGB visuals out of the box, and rxvt-unicode just fudges around. 1505layout, as X is far from just supporting ARGB visuals out of the box, and
1506rxvt-unicode just fudges around.
1452 1507
1453For example, the following selects an almost completely transparent red 1508For example, the following selects an almost completely transparent black
1454background, and an almost opaque pink foreground: 1509background, and an almost opaque pink foreground:
1455 1510
1456 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1511 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1457 1512
1458I<Please note that transparency of any kind if completely unsupported by 1513When not using a background image, then the interpretation of the
1459the author. Don't bug him with installation questions!> 1514alpha channel is up to your compositing manager (most interpret it as
1515transparency of course).
1516
1517When using a background pixmap or pseudo-transparency, then the background
1518colour will always behave as if it were completely transparent (so the
1519background image shows instead), regardless of how it was specified, while
1520other colours will either be transparent as specified (the background
1521image will show through) on servers supporting the RENDER extension, or
1522fully opaque on servers not supporting the RENDER EXTENSION.
1523
1524Please note that due to bugs in Xft, specifying alpha values might result
1525in garbage being displayed when the X-server does not support the RENDER
1526extension.
1460 1527
1461=head1 ENVIRONMENT 1528=head1 ENVIRONMENT
1462 1529
1463B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1530B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1464 1531
1470resources or on the command line. 1537resources or on the command line.
1471 1538
1472=item B<COLORTERM> 1539=item B<COLORTERM>
1473 1540
1474Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1541Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1475compiled with background image support, and optionally with the added 1542compiled with background image support, and optionally with the added
1476extension C<-mono> to indicate that rxvt-unicode runs on a monochrome 1543extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1477screen. 1544screen.
1478 1545
1479=item B<COLORFGBG> 1546=item B<COLORFGBG>
1480 1547
1481Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1548Set 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 1549the colour code used as default foreground/text colour (or the string
1483C<default> to indicate that the default-colour escape sequence is to be 1550C<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 1551used), 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@@ 1552string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1486was compiled with background image support. Libraries like C<ncurses> 1553was compiled with background image support. Libraries like C<ncurses>
1487and C<slang> can (and do) use this information to optimize screen output. 1554and C<slang> can (and do) use this information to optimize screen output.
1488 1555
1489=item B<WINDOWID> 1556=item B<WINDOWID>
1490 1557
1491Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1558Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1498C<--with-terminfo=PATH>. 1565C<--with-terminfo=PATH>.
1499 1566
1500=item B<DISPLAY> 1567=item B<DISPLAY>
1501 1568
1502Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1569Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1503display in its child processes. 1570display in its child processes if C<-display> isn't used to override. It
1571defaults to C<:0> if it doesn't exist.
1504 1572
1505=item B<SHELL> 1573=item B<SHELL>
1506 1574
1507The shell to be used for command execution, defaults to C</bin/sh>. 1575The shell to be used for command execution, defaults to C</bin/sh>.
1508 1576
1583Project Coordinator (changes.txt 2.21a to 2.4.5) 1651Project Coordinator (changes.txt 2.21a to 2.4.5)
1584 1652
1585=item Geoff Wing L<< <gcw@pobox.com> >> 1653=item Geoff Wing L<< <gcw@pobox.com> >>
1586 1654
1587Rewrote screen display and text selection routines. 1655Rewrote screen display and text selection routines.
1588 1656
1589Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1657Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1590 1658
1591=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1659=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1592 1660
1593Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1661Forked rxvt-unicode, unicode support, rewrote almost all the code, perl

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