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Revision 1.135 by ayin, Wed Aug 1 01:45:06 2007 UTC vs.
Revision 1.164 by root, Sun Jun 15 13:54:15 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
28world. Being a terminal emulator, however, some things are very difficult, 31world. Being a terminal emulator, however, some things are very difficult,
29especially cursive scripts such as arabic, vertically written scripts 32especially cursive scripts such as arabic, vertically written scripts
30like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
31like tibetan or devenagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
33fine, though. A somewhat difficult case are right-to-left scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
35belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
36such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
37change. 40change.
38 41
39If you are looking for a terminal that supports more exotic scripts, let 42If you are looking for a terminal that supports more exotic scripts, let
40me recommend C<mlterm>, which is a very user friendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
89 92
90Print out a message describing available options. 93Print out a message describing available options.
91 94
92=item B<-display> I<displayname> 95=item B<-display> I<displayname>
93 96
94Attempt to open a window on the named X display (B<-d> still 97Attempt to open a window on the named X display (the older form B<-d>
95respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
96B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
97 100
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<xft>: Attempt to find a visual with the given bit depth; 103Compile I<xft>: Attempt to find a visual with the given bit depth;
101resource B<depth>. 104resource B<depth>.
102 105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
110
103=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
104 112
105Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
106 114
107=item B<-rv>|B<+rv> 115=item B<-rv>|B<+rv>
114 122
115=item B<-ss>|B<+ss> 123=item B<-ss>|B<+ss>
116 124
117Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>. 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118 126
119=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 127=item B<-tr>|B<+tr>
120 128
121Turn on/off inheriting parent window's pixmap. Alternative form is 129Turn on/off illusion of a transparent window 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@@)!> 133
134I<Please address all transparency related issues to Sasha Vasko at
135sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
127 136
128=item B<-fade> I<number> 137=item B<-fade> I<number>
129 138
130Fade 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
131fade a little only, 100 completely replaces all colours by the fade 140fade a little only, 100 completely replaces all colours by the fade
137is opaque black. resource B<fadeColor>. 146is opaque black. resource B<fadeColor>.
138 147
139=item B<-tint> I<colour> 148=item B<-tint> I<colour>
140 149
141Tint the transparent background pixmap with the given colour when 150Tint the transparent background pixmap with the given colour when
142transparency is enabled with B<-tr> or B<-ip>. This only works for 151transparency is enabled with B<-tr>. This only works for
143non-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
144used to brighten or darken the image in addition to tinting it. 153used to brighten or darken the image in addition to tinting it.
145Please 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,
146thus yielding performance gain of two orders of magnitude. These colours are: 155thus yielding performance gain of two orders of magnitude. These colours are:
147blue, 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
148I<tintColor>. Example: 158I<tintColor>. Example:
149 159
150 @@RXVT_NAME@@ -tr -tint blue -sh 40 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
151 161
152=item B<-sh> I<number> 162=item B<-sh> I<number>
153 163
154Darken (0 .. 100) or lighten (-1 .. -100) the transparent 164Darken (0 .. 100) or lighten (100 .. 200) the transparent
155background image in addition to (or instead of) tinting it; 165background image in addition to (or instead of) tinting it;
156resource I<shading>. 166resource I<shading>.
157 167
158=item B<-blt> I<string> 168=item B<-blt> I<string>
159 169
161at the same time as transparency - such pixmap will be blended over 171at the same time as transparency - such pixmap will be blended over
162transparency image, using method specified. Supported values are : 172transparency image, using method specified. Supported values are :
163B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 173B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>,
164B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 174B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
165B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is 175B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
166alpha-blending; resource I<blendType>. 176alpha-blending. Compile I<afterimage>; resource I<blendType>.
167 177
168=item B<-blr> I<HxV> 178=item B<-blr> I<HxV>
169 179
170Apply Gaussian Blur with the specified radii to the transparent 180Apply Gaussian Blur with the specified radii to the transparent
171background image. If single number is specified - both vertical and 181background image. If single number is specified - both vertical and
172horizontal radii are considered to be the same. Setting one of the 182horizontal radii are considered to be the same. Setting one of the
173radii to 1 and another to a large number creates interesting effects 183radii to 1 and another to a large number creates interesting effects
174on some backgrounds. Maximum radius value is 128; resource I<blurRadius>. 184on some backgrounds. Maximum radius value is 128. Compile I<afterimage>;
185resource I<blurRadius>.
175 186
176=item B<-bg> I<colour> 187=item B<-bg> I<colour>
177 188
178Window background colour; resource B<background>. 189Window background colour; resource B<background>.
179 190
180=item B<-fg> I<colour> 191=item B<-fg> I<colour>
181 192
182Window foreground colour; resource B<foreground>. 193Window foreground colour; resource B<foreground>.
183 194
184=item B<-pixmap> I<file[;geom]> 195=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
185 196
186Compile I<afterimage>: Specify image file for the background and also 197Compile I<afterimage>: Specify image file for the background and also
187optionally 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
188add quotes to avoid special shell interpretation of the C<;> in the 199add quotes to avoid special shell interpretation of the C<;> in the
189command-line; for more details see resource B<backgroundPixmap>. 200command-line; for more details see resource B<backgroundPixmap>.
190 201
191=item B<-cr> I<colour> 202=item B<-cr> I<colour>
239italic> >> characters are to be printed. See resource B<boldItalicFont> 250italic> >> characters are to be printed. See resource B<boldItalicFont>
240for details. 251for details.
241 252
242=item B<-is>|B<+is> 253=item B<-is>|B<+is>
243 254
244Compile I<font-styles>: Bold/Italic font styles imply high intensity 255Compile I<font-styles>: Bold/Blink font styles imply high intensity
245foreground/background (default). See resource B<intensityStyles> for 256foreground/background (default). See resource B<intensityStyles> for
246details. 257details.
247 258
248=item B<-name> I<name> 259=item B<-name> I<name>
249 260
267 278
268=item B<-sb>|B<+sb> 279=item B<-sb>|B<+sb>
269 280
270Turn on/off scrollbar; resource B<scrollBar>. 281Turn on/off scrollbar; resource B<scrollBar>.
271 282
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
272=item B<-si>|B<+si> 292=item B<-si>|B<+si>
273 293
274Turn on/off scroll-to-bottom on TTY output inhibit; resource 294Turn on/off scroll-to-bottom on TTY output inhibit; resource
275B<scrollTtyOutput> has opposite effect. 295B<scrollTtyOutput> has opposite effect.
276 296
282=item B<-sw>|B<+sw> 302=item B<-sw>|B<+sw>
283 303
284Turn on/off scrolling with the scrollback buffer as new lines appear. 304Turn on/off scrolling with the scrollback buffer as new lines appear.
285This only takes effect if B<-si> is also given; resource 305This only takes effect if B<-si> is also given; resource
286B<scrollWithBuffer>. 306B<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>.
296 307
297=item B<-ptab>|B<+ptab> 308=item B<-ptab>|B<+ptab>
298 309
299If enabled (default), "Horizontal Tab" characters are being stored as 310If enabled (default), "Horizontal Tab" characters are being stored as
300actual wide characters in the screen buffer, which makes it possible to 311actual wide characters in the screen buffer, which makes it possible to
347 358
348=item B<-lsp> I<number> 359=item B<-lsp> I<number>
349 360
350Compile I<frills>: Lines (pixel height) to insert between each row of 361Compile I<frills>: Lines (pixel height) to insert between each row of
351the display. Useful to work around font rendering problems; resource 362the display. Useful to work around font rendering problems; resource
352B<linespace>. 363B<lineSpace>.
353 364
354=item B<-tn> I<termname> 365=item B<-tn> I<termname>
355 366
356This option specifies the name of the terminal type to be set in the 367This option specifies the name of the terminal type to be set in the
357B<TERM> environment variable. This terminal type must exist in the 368B<TERM> environment variable. This terminal type must exist in the
412 423
413=item B<-tcw> 424=item B<-tcw>
414 425
415Change the meaning of triple-click selection with the left mouse 426Change the meaning of triple-click selection with the left mouse
416button. Only effective when the original (non-perl) selection code is 427button. Only effective when the original (non-perl) selection code is
417in-use. Instead of selecting a full line it will extend the selection the 428in-use. Instead of selecting a full line it will extend the selection to
418end of the logical line only. resource B<tripleclickwords>. 429the end of the logical line only. resource B<tripleclickwords>.
419 430
420=item B<-insecure> 431=item B<-insecure>
421 432
422Enable "insecure" mode, which currently enables most of the escape 433Enable "insecure" mode, which currently enables most of the escape
423sequences that echo strings. See the resource B<insecure> for more 434sequences that echo strings. See the resource B<insecure> for more
443 454
444Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 455Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
445will not immediately destroy its window when the program executed within 456will 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 457it exits. Instead, it will wait till it is being killed or closed by the
447user; resource B<hold>. 458user; resource B<hold>.
459
460=item B<-cd> I<path>
461
462Sets the working directory for the shell (or the command specified via
463B<-e>). The I<path> must be an absolute path and it must exist for
464@@RXVT_NAME@@ to start; resource B<chdir>.
465
466=item B<-xrm> I<string>
467
468Works like the X Toolkit option of the same name, by adding the I<string>
469as if it were specified in a resource file. Resource values specified this
470way take precedence over all other resource specifications.
471
472Note that you need to use the I<same> syntax as in the .Xdefaults file,
473e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
474options can be specified as long-options on the commandline, so use
475of B<-xrm> is mostly limited to cases where you want to specify other
476resources (e.g. for input methods) or for compatibility with other
477programs.
448 478
449=item B<-keysym.>I<sym> I<string> 479=item B<-keysym.>I<sym> I<string>
450 480
451Remap a key symbol. See resource B<keysym>. 481Remap a key symbol. See resource B<keysym>.
452 482
487If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 517If 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 518entries and will not tinker with pty/tty permissions - you have to do that
489yourself if you want that. 519yourself if you want that.
490 520
491As an extremely special case, specifying C<-1> will completely suppress 521As an extremely special case, specifying C<-1> will completely suppress
492pty/tty operations. 522pty/tty operations, which is probably only useful in conjunction with some
523perl extension that manages the terminal.
493 524
494Here is a example in perl that illustrates how this option can be used (a 525Here is a example in perl that illustrates how this option can be used (a
495longer example is in F<doc/pty-fd>): 526longer example is in F<doc/pty-fd>):
496 527
497 use IO::Pty; 528 use IO::Pty;
511Comma-separated list of perl extension scripts to use (or not to use) in 542Comma-separated list of perl extension scripts to use (or not to use) in
512this terminal instance. See resource B<perl-ext> for details. 543this terminal instance. See resource B<perl-ext> for details.
513 544
514=back 545=back
515 546
516=head1 RESOURCES (available also as long-options) 547=head1 RESOURCES
517 548
518Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 549Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
519options) compiled into your version. 550options) compiled into your version. All resources are also available as
551long-options.
520 552
521You can set and change the resources using X11 tools like B<xrdb>. Many 553You 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 554distribution do also load settings from the B<~/.Xresources> file when X
523starts. @@RXVT_NAME@@ will consult the following files/resources in order, 555starts. @@RXVT_NAME@@ will consult the following files/resources in order,
524with later settings overwriting earlier ones: 556with later settings overwriting earlier ones:
526 1. system-wide app-defaults file, either locale-dependent OR global 558 1. system-wide app-defaults file, either locale-dependent OR global
527 2. app-defaults file in $XAPPLRESDIR 559 2. app-defaults file in $XAPPLRESDIR
528 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 560 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
529 4. SCREEN_RESOURCES for the current screen 561 4. SCREEN_RESOURCES for the current screen
530 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 562 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
563 6. resources specified via -xrm on the commandline
531 564
532Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 565Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
533names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 566names: 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 567common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
535configured, while the class name B<URxvt> allows resources unique to 568configured, while the class name B<URxvt> allows resources unique to
545=item B<depth:> I<bitdepth> 578=item B<depth:> I<bitdepth>
546 579
547Compile I<xft>: Attempt to find a visual with the given bit depth; 580Compile I<xft>: Attempt to find a visual with the given bit depth;
548option B<-depth>. 581option B<-depth>.
549 582
583=item B<buffered:> I<boolean>
584
585Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
586On some card/driver combination enabling it slightly decreases
587performance, on most it greatly helps it. The slowdown is small, so it
588should normally be enabled.
589
550=item B<geometry:> I<geom> 590=item B<geometry:> I<geom>
551 591
552Create the window with the specified X window geometry [default 80x24]; 592Create the window with the specified X window geometry [default 80x24];
553option B<-geometry>. 593option B<-geometry>.
554 594
637 677
638B<False>: specify that everything is to be displayed, even 678B<False>: specify that everything is to be displayed, even
639if the refresh is too fast for the human eye to read anything (or the 679if the refresh is too fast for the human eye to read anything (or the
640monitor to display anything); option B<+ss>. 680monitor to display anything); option B<+ss>.
641 681
642=item B<inheritPixmap:> I<boolean> 682=item B<transparent:> I<boolean>
643 683
644B<True>: make the background inherit the parent windows' pixmap, giving 684Turn on/off illusion of a transparent window background.
645artificial transparency. B<False>: do not inherit the parent windows'
646pixmap.
647 685
648I<Please note that transparency of any kind if completely unsupported by 686B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
649the author. Don't bug him with installation questions!> 687future versions.
688
689I<Please address all transparency related issues to Sasha Vasko at
690sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
650 691
651=item B<fading:> I<number> 692=item B<fading:> I<number>
652 693
653Fade the text by the given percentage when focus is lost; option B<-fade>. 694Fade the text by the given percentage when focus is lost; option B<-fade>.
654 695
671 712
672Specify background blending type; option B<-blt>. 713Specify background blending type; option B<-blt>.
673 714
674=item B<blurRadius:> I<number> 715=item B<blurRadius:> I<number>
675 716
676Apply Gaussian Blurr with the specified radius to the transparent 717Apply Gaussian Blurr with the specified radius to the transparent
677background image; option B<-blr>. 718background image; option B<-blr>.
678 719
679=item B<scrollColor:> I<colour> 720=item B<scrollColor:> I<colour>
680 721
681Use the specified colour for the scrollbar [default #B2B2B2]. 722Use the specified colour for the scrollbar [default #B2B2B2].
688=item B<borderColor:> I<colour> 729=item B<borderColor:> I<colour>
689 730
690The colour of the border around the text area and between the scrollbar 731The colour of the border around the text area and between the scrollbar
691and the text. 732and the text.
692 733
693=item B<backgroundPixmap:> I<file[;geom]> 734=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
694 735
695Use the specified image file for the background and also optionally 736Use the specified image file for the background and also
696specify its scaling with a geometry string B<WxH+X+Y>, 737optionally specify its scaling with a geometry string B<WxH+X+Y>,
697in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 738(default C<0x0+50+50>) in which B<"W" / "H"> specify the
698and B<"X" / "Y"> locate the image centre (percent). 739horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
699A scale of 0 displays the image with tiling. A scale of 1 displays the 740centre (percent). A scale of 0 displays the image with tiling. A scale
700image without any scaling. A scale of 2 to 9 specifies an integer 741of 1 displays the image without any scaling. A scale of 2 to 9 specifies
701number of images in that direction. No image will be magnified beyond 742an integer number of images in that direction. No image will be magnified
70210 times its original size. The maximum permitted scale is 1000. 743beyond 10 times its original size. The maximum permitted scale is 1000.
703Special string of B<"auto"> used as a geometry will cause image to be 744Additional operations can be specified after colon B<:op1:op2...>.
704automatically scaled to match window size. 745Supported operations are:
746
747 tile force background image to be tiled and not scaled. Equivalent to 0x0
748 propscale will scale image keeping proportions
749 auto will scale image to match window size. Equivalent to 100x100
750 hscale will scale image horizontally to the window size
751 vscale will scale image vertically to the window size
752 scale will scale image to match window size
753 root will tile image as if it was a root window background, auto-adjusting
754 whenever terminal window moves
755
705If used in conjunction with B<-tr> option - specified pixmap will be 756If used in conjunction with B<-tr> option, the specified pixmap will be
706blended over transparency image using either alpha-blending, or any 757blended over transparency image using either alpha-blending, or any
707other blending type, specified with B<-blt "type"> option. 758other blending type, specified with B<-blt "type"> option.
708[default 0x0+50+50]
709 759
710=item B<path:> I<path> 760=item B<path:> I<path>
711 761
712Specify the colon-delimited search path for finding XPM files. 762Specify the colon-delimited search path for finding background image files.
713 763
714=item B<font:> I<fontlist> 764=item B<font:> I<fontlist>
715 765
716Select the fonts to be used. This is a comma separated list of font names 766Select 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 767that are checked in order when trying to find glyphs for characters. The
774text font will being used for the given style. 824text font will being used for the given style.
775 825
776=item B<intensityStyles:> I<boolean> 826=item B<intensityStyles:> I<boolean>
777 827
778When font styles are not enabled, or this option is enabled (B<True>, 828When font styles are not enabled, or this option is enabled (B<True>,
779option B<-is>, the default), bold and italic font styles imply high 829option B<-is>, the default), bold/blink font styles imply high
780intensity foreground/background colours. Disabling this option (B<False>, 830intensity foreground/background colours. Disabling this option (B<False>,
781option B<+is>) disables this behaviour, the high intensity colours are not 831option B<+is>) disables this behaviour, the high intensity colours are not
782reachable. 832reachable.
783 833
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> 834=item B<title:> I<string>
797 835
798Set window title string, the default title is the command-line 836Set window title string, the default title is the command-line
799specified after the B<-e> option, if any, otherwise the application 837specified after the B<-e> option, if any, otherwise the application
800name; option B<-title>. 838name; option B<-title>.
844 882
845 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 883 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
846 884
847This creates a new file in your home directory with the screen contents 885This creates a new file in your home directory with the screen contents
848every time you hit C<Print>. 886every time you hit C<Print>.
887
888=item B<scrollstyle:> I<mode>
889
890Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
891the author's favourite.
849 892
850=item B<scrollBar:> I<boolean> 893=item B<scrollBar:> I<boolean>
851 894
852B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 895B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
853disable the scrollbar; option B<+sb>. 896disable the scrollbar; option B<+sb>.
916=item B<termName:> I<termname> 959=item B<termName:> I<termname>
917 960
918Specifies the terminal type name to be set in the B<TERM> environment 961Specifies the terminal type name to be set in the B<TERM> environment
919variable; option B<-tn>. 962variable; option B<-tn>.
920 963
921=item B<linespace:> I<number> 964=item B<lineSpace:> I<number>
922 965
923Specifies number of lines (pixel height) to insert between each row of 966Specifies number of lines (pixel height) to insert between each row of
924the display [default 0]; option B<-lsp>. 967the display [default 0]; option B<-lsp>.
925 968
926=item B<meta8:> I<boolean> 969=item B<meta8:> I<boolean>
986will be created). In this mode, characters outside ISO-8859-1 can be used. 1029will be created). In this mode, characters outside ISO-8859-1 can be used.
987 1030
988When the selection extension is not used, only ISO-8859-1 characters can 1031When the selection extension is not used, only ISO-8859-1 characters can
989be used. If not specified, the built-in default is used: 1032be used. If not specified, the built-in default is used:
990 1033
991B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1034B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
992 1035
993=item B<preeditType:> I<style> 1036=item B<preeditType:> I<style>
994 1037
995B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1038B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
996 1039
1052 1095
1053=item B<secondaryScroll:> I<boolean> 1096=item B<secondaryScroll:> I<boolean>
1054 1097
1055Turn on/off secondary screen scroll (default enabled). If this 1098Turn on/off secondary screen scroll (default enabled). If this
1056option is enabled, scrolls on the secondary screen will change the 1099option is enabled, scrolls on the secondary screen will change the
1057scrollback buffer and switching to/from the secondary screen will 1100scrollback buffer and, when secondaryScreen is off, switching
1058instead scroll the screen up. 1101to/from the secondary screen will instead scroll the screen up.
1059 1102
1060=item B<hold>: I<boolean> 1103=item B<hold>: I<boolean>
1061 1104
1062Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1105Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1063will not immediately destroy its window when the program executed within 1106will 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 1107it exits. Instead, it will wait till it is being killed or closed by the
1065user. 1108user.
1109
1110=item B<chdir>: I<path>
1111
1112Sets the working directory for the shell (or the command specified via
1113B<-e>). The I<path> must be an absolute path and it must exist for
1114@@RXVT_NAME@@ to start. If it isn't specified then the current working
1115directory will be used; option B<-cd>.
1066 1116
1067=item B<keysym.>I<sym>: I<string> 1117=item B<keysym.>I<sym>: I<string>
1068 1118
1069Compile I<frills>: Associate I<string> with keysym I<sym>. The 1119Compile I<frills>: Associate I<string> with keysym I<sym>. The
1070intervening resource name B<keysym.> cannot be omitted. 1120intervening resource name B<keysym.> cannot be omitted.
1084searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1134searching 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 1135omitting 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 1136keysym 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. 1137performed in an exact manner; however, the closest match is assured.
1088 1138
1089I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1139I<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, 1140number), see RESOURCES in C<man 7 X> for futher 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
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 1141
1101You can define a range of keysyms in one shot by providing a I<string> 1142You can define a range of keysyms in one shot by providing a I<string>
1102with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1143with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1103should be a character not used by the strings. 1144should be a character not used by the strings.
1104 1145
1440=back 1481=back
1441 1482
1442=head2 ALPHA CHANNEL SUPPORT 1483=head2 ALPHA CHANNEL SUPPORT
1443 1484
1444If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1485If 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> 1486their act together, rxvt-unicode will do it's own alpha channel management:
1446(recommended, but B<MUST> have 4 digits/component) colour specifications, 1487
1447in addition to the ones provided by X, where the additional A component 1488You can prefix any color with an opaquenes percentage enclosed in
1489brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1490(0-100) that specifies the opacity of the color, where C<0> is completely
1491transparent and C<100> is completely opaque. For example, C<[50]red> is a
1492half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1493is the recommended format to specify transparency values, and works with
1494all ways to specify a colour.
1495
1496For complete control, rxvt-unicode also supports
1497C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1498specifications, where the additional C<aaaa> component specifies opacity
1448specifies opacity (alpha) values. The minimum value of C<0> is completely 1499(alpha) values. The minimum value of C<0000> is completely transparent,
1449transparent). You can also prefix any color with C<[percent]>, where 1500while C<ffff> is completely opaque). The two example colours from
1450C<percent> is a decimal percentage (0-100) that specifies the opacity of 1501earlier 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 1502C<rgba:0000/ff00/0000/f332>.
1452opaque.
1453 1503
1454You probably need to specify B<"-depth 32">, too, and have the luck that 1504You 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 1505alpha channels, and have the luck that your X-server uses ARGB pixel
1456ARGB visuals out of the box, and rxvt-unicode just fudges around. 1506layout, as X is far from just supporting ARGB visuals out of the box, and
1507rxvt-unicode just fudges around.
1457 1508
1458For example, the following selects an almost completely transparent red 1509For example, the following selects an almost completely transparent black
1459background, and an almost opaque pink foreground: 1510background, and an almost opaque pink foreground:
1460 1511
1461 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1512 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1462 1513
1463I<Please note that transparency of any kind if completely unsupported by 1514When not using a background image, then the interpretation of the
1464the author. Don't bug him with installation questions!> 1515alpha channel is up to your compositing manager (most interpret it as
1516transparency of course).
1517
1518When using a background pixmap or pseudo-transparency, then the background
1519colour will always behave as if it were completely transparent (so the
1520background image shows instead), regardless of how it was specified, while
1521other colours will either be transparent as specified (the background
1522image will show through) on servers supporting the RENDER extension, or
1523fully opaque on servers not supporting the RENDER EXTENSION.
1524
1525Please note that due to bugs in Xft, specifying alpha values might result
1526in garbage being displayed when the X-server does not support the RENDER
1527extension.
1465 1528
1466=head1 ENVIRONMENT 1529=head1 ENVIRONMENT
1467 1530
1468B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1531B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1469 1532
1475resources or on the command line. 1538resources or on the command line.
1476 1539
1477=item B<COLORTERM> 1540=item B<COLORTERM>
1478 1541
1479Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1542Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1480compiled with XPM support, and optionally with the added extension 1543compiled with background image support, and optionally with the added
1481C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1544extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1545screen.
1482 1546
1483=item B<COLORFGBG> 1547=item B<COLORFGBG>
1484 1548
1485Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1549Set 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 1550the colour code used as default foreground/text colour (or the string
1487C<default> to indicate that the default-colour escape sequence is to be 1551C<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 1552used), 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@@ 1553string 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 1554was compiled with background image support. Libraries like C<ncurses>
1491(and do) use this information to optimize screen output. 1555and C<slang> can (and do) use this information to optimize screen output.
1492 1556
1493=item B<WINDOWID> 1557=item B<WINDOWID>
1494 1558
1495Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1559Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1496window, which usually has subwindows for the scrollbar, the terminal 1560window, which usually has subwindows for the scrollbar, the terminal
1502C<--with-terminfo=PATH>. 1566C<--with-terminfo=PATH>.
1503 1567
1504=item B<DISPLAY> 1568=item B<DISPLAY>
1505 1569
1506Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1570Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1507display in its child processes. 1571display in its child processes if C<-display> isn't used to override. It
1572defaults to C<:0> if it doesn't exist.
1508 1573
1509=item B<SHELL> 1574=item B<SHELL>
1510 1575
1511The shell to be used for command execution, defaults to C</bin/sh>. 1576The shell to be used for command execution, defaults to C</bin/sh>.
1512 1577
1587Project Coordinator (changes.txt 2.21a to 2.4.5) 1652Project Coordinator (changes.txt 2.21a to 2.4.5)
1588 1653
1589=item Geoff Wing L<< <gcw@pobox.com> >> 1654=item Geoff Wing L<< <gcw@pobox.com> >>
1590 1655
1591Rewrote screen display and text selection routines. 1656Rewrote screen display and text selection routines.
1592 1657
1593Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1658Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1594 1659
1595=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1660=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1596 1661
1597Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1662Forked rxvt-unicode, unicode support, rewrote almost all the code, perl

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