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Revision 1.131 by ayin, Sat Jun 9 09:05:38 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
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>
108 116
109Turn on/off simulated reverse video; resource B<reverseVideo>. 117Turn on/off simulated reverse video; resource B<reverseVideo>.
110 118
111=item B<-j>|B<+j> 119=item B<-j>|B<+j>
112 120
113Turn on/off jump scrolling; resource B<jumpScroll>. 121Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
114 122
115=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 123=item B<-ss>|B<+ss>
116 124
117Turn on/off inheriting parent window's pixmap. Alternative form is 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118B<-tr>; resource B<inheritPixmap>.
119 126
120I<Please note that transparency of any kind if completely unsupported by 127=item B<-tr>|B<+tr>
121the author. Don't bug him with installation questions! Read the FAQ (man 7 128
122@@RXVT_NAME@@)!> 129Turn on/off illusion of a transparent window background; resource B<transparent>.
130
131B<-ip> is still accepted as an obsolete alias but will be removed in
132future versions.
133
134I<Please address all transparency related issues to Sasha Vasko at
135sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
123 136
124=item B<-fade> I<number> 137=item B<-fade> I<number>
125 138
126Fade 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
127fade a little only, 100 completely replaces all colours by the fade 140fade a little only, 100 completely replaces all colours by the fade
133is opaque black. resource B<fadeColor>. 146is opaque black. resource B<fadeColor>.
134 147
135=item B<-tint> I<colour> 148=item B<-tint> I<colour>
136 149
137Tint the transparent background pixmap with the given colour when 150Tint the transparent background pixmap with the given colour when
138transparency is enabled with B<-tr> or B<-ip>. This only works for 151transparency is enabled with B<-tr>. This only works for
139non-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
140used to brighten or darken the image in addition to tinting it; resource 153used to brighten or darken the image in addition to tinting it.
154Please note that certain tint colours can be applied on the server-side,
155thus yielding performance gain of two orders of magnitude. These colours are:
156blue, red, green, cyan, magenta, yellow, and those close to them. Also
157pure black and pure white colors essentially mean no tinting; resource
141I<tintColor>. Example: 158I<tintColor>. Example:
142 159
143 @@RXVT_NAME@@ -tr -tint blue -sh 40 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
144 161
145=item B<-sh> I<number> 162=item B<-sh> I<number>
146 163
147Darken (0 .. 100) or lighten (-1 .. -100) the transparent 164Darken (0 .. 100) or lighten (100 .. 200) the transparent
148background image in addition to (or instead of) tinting it; 165background image in addition to (or instead of) tinting it;
149resource I<shading>. 166resource I<shading>.
150 167
151=item B<-blt> I<string> 168=item B<-blt> I<string>
152 169
153Specify background blending type. If background pixmap is specified 170Specify background blending type. If background pixmap is specified
154at the same time as transparency - such pixmap will be blended over 171at the same time as transparency - such pixmap will be blended over
155transparency image, using method specified. Supported values are : 172transparency image, using method specified. Supported values are :
156B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 173B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>,
157B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 174B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
158B<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
159alpha-blending; resource I<blendType>. 176alpha-blending. Compile I<afterimage>; resource I<blendType>.
160 177
161=item B<-blr> I<number> 178=item B<-blr> I<HxV>
162 179
163Apply Gaussian Blur with the specified radius to the transparent 180Apply Gaussian Blur with the specified radii to the transparent
164background image; resource I<blurRadius>. 181background image. If single number is specified - both vertical and
182horizontal radii are considered to be the same. Setting one of the
183radii to 1 and another to a large number creates interesting effects
184on some backgrounds. Maximum radius value is 128. Compile I<afterimage>;
185resource I<blurRadius>.
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>.
165 192
166=item B<-bg> I<colour> 193=item B<-bg> I<colour>
167 194
168Window background colour; resource B<background>. 195Window background colour; resource B<background>.
169 196
170=item B<-fg> I<colour> 197=item B<-fg> I<colour>
171 198
172Window foreground colour; resource B<foreground>. 199Window foreground colour; resource B<foreground>.
173 200
174=item B<-pixmap> I<file[;geom]> 201=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
175 202
176Compile I<afterimage>: Specify image file for the background and also 203Compile I<afterimage>: Specify image file for the background and also
177optionally 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
178add quotes to avoid special shell interpretation of the C<;> in the 205add quotes to avoid special shell interpretation of the C<;> in the
179command-line; for more details see resource B<backgroundPixmap>. 206command-line; for more details see resource B<backgroundPixmap>.
180 207
181=item B<-cr> I<colour> 208=item B<-cr> I<colour>
229italic> >> characters are to be printed. See resource B<boldItalicFont> 256italic> >> characters are to be printed. See resource B<boldItalicFont>
230for details. 257for details.
231 258
232=item B<-is>|B<+is> 259=item B<-is>|B<+is>
233 260
234Compile I<font-styles>: Bold/Italic font styles imply high intensity 261Compile I<font-styles>: Bold/Blink font styles imply high intensity
235foreground/background (default). See resource B<intensityStyles> for 262foreground/background (default). See resource B<intensityStyles> for
236details. 263details.
237 264
238=item B<-name> I<name> 265=item B<-name> I<name>
239 266
257 284
258=item B<-sb>|B<+sb> 285=item B<-sb>|B<+sb>
259 286
260Turn on/off scrollbar; resource B<scrollBar>. 287Turn on/off scrollbar; resource B<scrollBar>.
261 288
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
262=item B<-si>|B<+si> 298=item B<-si>|B<+si>
263 299
264Turn on/off scroll-to-bottom on TTY output inhibit; resource 300Turn on/off scroll-to-bottom on TTY output inhibit; resource
265B<scrollTtyOutput> has opposite effect. 301B<scrollTtyOutput> has opposite effect.
266 302
272=item B<-sw>|B<+sw> 308=item B<-sw>|B<+sw>
273 309
274Turn on/off scrolling with the scrollback buffer as new lines appear. 310Turn on/off scrolling with the scrollback buffer as new lines appear.
275This only takes effect if B<-si> is also given; resource 311This only takes effect if B<-si> is also given; resource
276B<scrollWithBuffer>. 312B<scrollWithBuffer>.
277
278=item B<-sr>|B<+sr>
279
280Put scrollbar on right/left; resource B<scrollBar_right>.
281
282=item B<-st>|B<+st>
283
284Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
285resource B<scrollBar_floating>.
286 313
287=item B<-ptab>|B<+ptab> 314=item B<-ptab>|B<+ptab>
288 315
289If enabled (default), "Horizontal Tab" characters are being stored as 316If enabled (default), "Horizontal Tab" characters are being stored as
290actual wide characters in the screen buffer, which makes it possible to 317actual wide characters in the screen buffer, which makes it possible to
319 346
320=item B<-bl> 347=item B<-bl>
321 348
322Compile 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.
323if 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
324decorations; resource B<borderLess>. 351decorations; resource B<borderLess>. If the window manager does not
352support MWM hints (e.g. kwin), enables override-redirect mode.
325 353
326=item B<-override-redirect> 354=item B<-override-redirect>
327 355
328Compile I<frills>: Sets override-redirect on the window; resource 356Compile I<frills>: Sets override-redirect on the window; resource
329B<override-redirect>. 357B<override-redirect>.
337 365
338=item B<-lsp> I<number> 366=item B<-lsp> I<number>
339 367
340Compile I<frills>: Lines (pixel height) to insert between each row of 368Compile I<frills>: Lines (pixel height) to insert between each row of
341the display. Useful to work around font rendering problems; resource 369the display. Useful to work around font rendering problems; resource
342B<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>.
343 378
344=item B<-tn> I<termname> 379=item B<-tn> I<termname>
345 380
346This 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
347B<TERM> environment variable. This terminal type must exist in the 382B<TERM> environment variable. This terminal type must exist in the
402 437
403=item B<-tcw> 438=item B<-tcw>
404 439
405Change the meaning of triple-click selection with the left mouse 440Change the meaning of triple-click selection with the left mouse
406button. Only effective when the original (non-perl) selection code is 441button. Only effective when the original (non-perl) selection code is
407in-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
408end of the logical line only. resource B<tripleclickwords>. 443the end of the logical line only. resource B<tripleclickwords>.
409 444
410=item B<-insecure> 445=item B<-insecure>
411 446
412Enable "insecure" mode, which currently enables most of the escape 447Enable "insecure" mode, which currently enables most of the escape
413sequences that echo strings. See the resource B<insecure> for more 448sequences that echo strings. See the resource B<insecure> for more
433 468
434Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 469Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
435will not immediately destroy its window when the program executed within 470will not immediately destroy its window when the program executed within
436it exits. Instead, it will wait till it is being killed or closed by the 471it exits. Instead, it will wait till it is being killed or closed by the
437user; 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.
438 492
439=item B<-keysym.>I<sym> I<string> 493=item B<-keysym.>I<sym> I<string>
440 494
441Remap a key symbol. See resource B<keysym>. 495Remap a key symbol. See resource B<keysym>.
442 496
477If 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
478entries 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
479yourself if you want that. 533yourself if you want that.
480 534
481As an extremely special case, specifying C<-1> will completely suppress 535As an extremely special case, specifying C<-1> will completely suppress
482pty/tty operations. 536pty/tty operations, which is probably only useful in conjunction with some
537perl extension that manages the terminal.
483 538
484Here 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
485longer example is in F<doc/pty-fd>): 540longer example is in F<doc/pty-fd>):
486 541
487 use IO::Pty; 542 use IO::Pty;
501Comma-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
502this terminal instance. See resource B<perl-ext> for details. 557this terminal instance. See resource B<perl-ext> for details.
503 558
504=back 559=back
505 560
506=head1 RESOURCES (available also as long-options) 561=head1 RESOURCES
507 562
508Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 563Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
509options) compiled into your version. 564options) compiled into your version. All resources are also available as
565long-options.
510 566
511You 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
512distribution do also load settings from the B<~/.Xresources> file when X 568distribution do also load settings from the B<~/.Xresources> file when X
513starts. @@RXVT_NAME@@ will consult the following files/resources in order, 569starts. @@RXVT_NAME@@ will consult the following files/resources in order,
514with later settings overwriting earlier ones: 570with later settings overwriting earlier ones:
516 1. system-wide app-defaults file, either locale-dependent OR global 572 1. system-wide app-defaults file, either locale-dependent OR global
517 2. app-defaults file in $XAPPLRESDIR 573 2. app-defaults file in $XAPPLRESDIR
518 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 574 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
519 4. SCREEN_RESOURCES for the current screen 575 4. SCREEN_RESOURCES for the current screen
520 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 576 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
577 6. resources specified via -xrm on the commandline
521 578
522Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 579Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
523names: 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
524common 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
525configured, while the class name B<URxvt> allows resources unique to 582configured, while the class name B<URxvt> allows resources unique to
535=item B<depth:> I<bitdepth> 592=item B<depth:> I<bitdepth>
536 593
537Compile 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;
538option B<-depth>. 595option B<-depth>.
539 596
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
540=item B<geometry:> I<geom> 604=item B<geometry:> I<geom>
541 605
542Create the window with the specified X window geometry [default 80x24]; 606Create the window with the specified X window geometry [default 80x24];
543option B<-geometry>. 607option B<-geometry>.
544 608
607option B<-rv>. B<False>: regular screen colours [default]; option 671option B<-rv>. B<False>: regular screen colours [default]; option
608B<+rv>. See note in B<COLORS AND GRAPHICS> section. 672B<+rv>. See note in B<COLORS AND GRAPHICS> section.
609 673
610=item B<jumpScroll:> I<boolean> 674=item B<jumpScroll:> I<boolean>
611 675
612B<True>: specify that jump scrolling should be used. When scrolling 676B<True>: specify that jump scrolling should be used. When receiving lots
613quickly, fewer screen updates are performed [default]; option B<-j>. 677of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
678has been read, resulting in fewer updates while still displaying every
679received line; option B<-j>.
680
614B<False>: specify that smooth scrolling should be used; option B<+j>. 681B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
682force a screen refresh on each new line it received; option B<+j>.
615 683
616=item B<inheritPixmap:> I<boolean> 684=item B<skipScroll:> I<boolean>
617 685
618B<True>: make the background inherit the parent windows' pixmap, giving 686B<True>: (the default) specify that skip scrolling should be used. When
619artificial transparency. B<False>: do not inherit the parent windows' 687receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
620pixmap. 688(around 60 times per second), resulting in far fewer updates. This can
689result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
690option B<-ss>.
621 691
622I<Please note that transparency of any kind if completely unsupported by 692B<False>: specify that everything is to be displayed, even
623the author. Don't bug him with installation questions!> 693if the refresh is too fast for the human eye to read anything (or the
694monitor to display anything); option B<+ss>.
695
696=item B<transparent:> I<boolean>
697
698Turn on/off illusion of a transparent window background.
699
700B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
701future versions.
702
703I<Please address all transparency related issues to Sasha Vasko at
704sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
624 705
625=item B<fading:> I<number> 706=item B<fading:> I<number>
626 707
627Fade 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>.
628 709
645 726
646Specify background blending type; option B<-blt>. 727Specify background blending type; option B<-blt>.
647 728
648=item B<blurRadius:> I<number> 729=item B<blurRadius:> I<number>
649 730
650Apply Gaussian Blurr with the specified radius to the transparent 731Apply gaussian blur with the specified radius to the transparent
651background 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>.
652 737
653=item B<scrollColor:> I<colour> 738=item B<scrollColor:> I<colour>
654 739
655Use the specified colour for the scrollbar [default #B2B2B2]. 740Use the specified colour for the scrollbar [default #B2B2B2].
656 741
662=item B<borderColor:> I<colour> 747=item B<borderColor:> I<colour>
663 748
664The 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
665and the text. 750and the text.
666 751
667=item B<backgroundPixmap:> I<file[;geom]> 752=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
668 753
669Use the specified image file for the background and also optionally 754Use the specified image file for the background and also
670specify its scaling with a geometry string B<WxH+X+Y>, 755optionally specify its scaling with a geometry string B<WxH+X+Y>,
671in which B<"W" / "H"> specify the horizontal/vertical scale (percent), 756(default C<0x0+50+50>) in which B<"W" / "H"> specify the
672and B<"X" / "Y"> locate the image centre (percent). 757horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
673A 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
674image 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
675number of images in that direction. No image will be magnified beyond 760an integer number of images in that direction. No image will be magnified
67610 times its original size. The maximum permitted scale is 1000. 761beyond 10 times its original size. The maximum permitted scale is 1000.
677Special string of B<"auto"> used as a geometry will cause image to be 762Additional operations can be specified after colon B<:op1:op2...>.
678automatically 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
679If used in conjunction with B<-tr> option - specified pixmap will be 774If used in conjunction with B<-tr> option, the specified pixmap will be
680blended over transparency image using either alpha-blending, or any 775blended over transparency image using either alpha-blending, or any
681other blending type, specified with B<-blt "type"> option. 776other blending type, specified with B<-blt "type"> option.
682[default 0x0+50+50]
683 777
684=item B<path:> I<path> 778=item B<path:> I<path>
685 779
686Specify the colon-delimited search path for finding XPM files. 780Specify the colon-delimited search path for finding background image files.
687 781
688=item B<font:> I<fontlist> 782=item B<font:> I<fontlist>
689 783
690Select the fonts to be used. This is a comma separated list of font names 784Select the fonts to be used. This is a comma separated list of font names
691that are checked in order when trying to find glyphs for characters. The 785that are checked in order when trying to find glyphs for characters. The
748text font will being used for the given style. 842text font will being used for the given style.
749 843
750=item B<intensityStyles:> I<boolean> 844=item B<intensityStyles:> I<boolean>
751 845
752When 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>,
753option B<-is>, the default), bold and italic font styles imply high 847option B<-is>, the default), bold/blink font styles imply high
754intensity foreground/background colours. Disabling this option (B<False>, 848intensity foreground/background colours. Disabling this option (B<False>,
755option B<+is>) disables this behaviour, the high intensity colours are not 849option B<+is>) disables this behaviour, the high intensity colours are not
756reachable. 850reachable.
757 851
758=item B<selectstyle:> I<mode>
759
760Set mouse selection style to B<old> which is 2.20, B<oldword> which
761is xterm style with 2.20 old word selection, or anything else which
762gives xterm style selection. Only effective when the original (non-perl)
763selection code is in use.
764
765=item B<scrollstyle:> I<mode>
766
767Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
768the author's favourite.
769
770=item B<title:> I<string> 852=item B<title:> I<string>
771 853
772Set window title string, the default title is the command-line 854Set window title string, the default title is the command-line
773specified after the B<-e> option, if any, otherwise the application 855specified after the B<-e> option, if any, otherwise the application
774name; option B<-title>. 856name; option B<-title>.
787=item B<urgentOnBell:> I<boolean> 869=item B<urgentOnBell:> I<boolean>
788 870
789B<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.
790B<False>: do not set the urgency hint [default]. 872B<False>: do not set the urgency hint [default].
791 873
874@@RXVT_NAME@@ resets the urgency hint on every focus change.
875
792=item B<visualBell:> I<boolean> 876=item B<visualBell:> I<boolean>
793 877
794B<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>.
795B<False>: no visual bell [default]; option B<+vb>. 879B<False>: no visual bell [default]; option B<+vb>.
796 880
818 902
819 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 903 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
820 904
821This 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
822every 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.
823 912
824=item B<scrollBar:> I<boolean> 913=item B<scrollBar:> I<boolean>
825 914
826B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 915B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
827disable the scrollbar; option B<+sb>. 916disable the scrollbar; option B<+sb>.
890=item B<termName:> I<termname> 979=item B<termName:> I<termname>
891 980
892Specifies the terminal type name to be set in the B<TERM> environment 981Specifies the terminal type name to be set in the B<TERM> environment
893variable; option B<-tn>. 982variable; option B<-tn>.
894 983
895=item B<linespace:> I<number> 984=item B<lineSpace:> I<number>
896 985
897Specifies number of lines (pixel height) to insert between each row of 986Specifies number of lines (pixel height) to insert between each row of
898the display [default 0]; option B<-lsp>. 987the display [default 0]; option B<-lsp>.
899 988
900=item B<meta8:> I<boolean> 989=item B<meta8:> I<boolean>
960will 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.
961 1050
962When 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
963be used. If not specified, the built-in default is used: 1052be used. If not specified, the built-in default is used:
964 1053
965B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1054B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
966 1055
967=item B<preeditType:> I<style> 1056=item B<preeditType:> I<style>
968 1057
969B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1058B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
970 1059
1026 1115
1027=item B<secondaryScroll:> I<boolean> 1116=item B<secondaryScroll:> I<boolean>
1028 1117
1029Turn on/off secondary screen scroll (default enabled). If this 1118Turn on/off secondary screen scroll (default enabled). If this
1030option is enabled, scrolls on the secondary screen will change the 1119option is enabled, scrolls on the secondary screen will change the
1031scrollback buffer and switching to/from the secondary screen will 1120scrollback buffer and, when secondaryScreen is off, switching
1032instead scroll the screen up. 1121to/from the secondary screen will instead scroll the screen up.
1033 1122
1034=item B<hold>: I<boolean> 1123=item B<hold>: I<boolean>
1035 1124
1036Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1125Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1037will not immediately destroy its window when the program executed within 1126will not immediately destroy its window when the program executed within
1038it exits. Instead, it will wait till it is being killed or closed by the 1127it exits. Instead, it will wait till it is being killed or closed by the
1039user. 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>.
1040 1136
1041=item B<keysym.>I<sym>: I<string> 1137=item B<keysym.>I<sym>: I<string>
1042 1138
1043Compile I<frills>: Associate I<string> with keysym I<sym>. The 1139Compile I<frills>: Associate I<string> with keysym I<sym>. The
1044intervening resource name B<keysym.> cannot be omitted. 1140intervening resource name B<keysym.> cannot be omitted.
1058searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1154searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1059omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1155omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1060keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1156keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1061performed in an exact manner; however, the closest match is assured. 1157performed in an exact manner; however, the closest match is assured.
1062 1158
1063I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1159I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1064C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1160number), see RESOURCES in C<man 7 X> for futher details.
1065C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1066C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1067can start or end with whitespace. B<This feature is deprecated and will
1068be removed>.
1069
1070Please note that you need to double the C<\> in resource files, as
1071Xlib itself does its own de-escaping (you can use C<\033> instead of
1072C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1073processing).
1074 1161
1075You can define a range of keysyms in one shot by providing a I<string> 1162You can define a range of keysyms in one shot by providing a I<string>
1076with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1163with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1077should be a character not used by the strings. 1164should be a character not used by the strings.
1078 1165
1160all instances, while B<perl-ext> is used for specific instances. 1247all instances, while B<perl-ext> is used for specific instances.
1161 1248
1162=item B<perl-eval>: I<string> 1249=item B<perl-eval>: I<string>
1163 1250
1164Perl code to be evaluated when all extensions have been registered. See 1251Perl code to be evaluated when all extensions have been registered. See
1165the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1252the @@RXVT_NAME@@perl(3) manpage.
1166will be ignored when running setuid/setgid.
1167 1253
1168=item B<perl-lib>: I<path> 1254=item B<perl-lib>: I<path>
1169 1255
1170Colon-separated list of additional directories that hold extension 1256Colon-separated list of additional directories that hold extension
1171scripts. When looking for extensions specified by the C<perl> resource, 1257scripts. When looking for extensions specified by the C<perl> resource,
1172@@RXVT_NAME@@ will first look in these directories and then in 1258@@RXVT_NAME@@ will first look in these directories and then in
1173F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1259F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1174will be ignored when running setuid/setgid.
1175 1260
1176See the @@RXVT_NAME@@perl(3) manpage. 1261See the @@RXVT_NAME@@perl(3) manpage.
1177 1262
1178=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1263=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1179 1264
1285 1370
1286=head1 ISO 14755 SUPPORT 1371=head1 ISO 14755 SUPPORT
1287 1372
1288ISO 14755 is a standard for entering and viewing unicode characters 1373ISO 14755 is a standard for entering and viewing unicode characters
1289and character codes using the keyboard. It consists of 4 parts. The 1374and character codes using the keyboard. It consists of 4 parts. The
1290first part is available rxvt-unicode has been compiled with 1375first part is available if rxvt-unicode has been compiled with
1291C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1376C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1292with C<--enable-iso14755>. 1377with C<--enable-iso14755>.
1293 1378
1294=over 4 1379=over 4
1295 1380
1414=back 1499=back
1415 1500
1416=head2 ALPHA CHANNEL SUPPORT 1501=head2 ALPHA CHANNEL SUPPORT
1417 1502
1418If 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
1419their 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:
1420(recommended, but B<MUST> have 4 digits/component) colour specifications, 1505
1421in 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
1422specifies opacity (alpha) values. The minimum value of C<0> is completely 1517(alpha) values. The minimum value of C<0000> is completely transparent,
1423transparent). You can also prefix any color with C<[percent]>, where 1518while C<ffff> is completely opaque). The two example colours from
1424C<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
1425the color, where C<0> is completely transparent and C<100> is completelxy 1520C<rgba:0000/ff00/0000/f332>.
1426opaque.
1427 1521
1428You 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
1429your 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
1430ARGB 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.
1431 1526
1432For example, the following selects an almost completely transparent red 1527For example, the following selects an almost completely transparent black
1433background, and an almost opaque pink foreground: 1528background, and an almost opaque pink foreground:
1434 1529
1435 @@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"
1436 1531
1437I<Please note that transparency of any kind if completely unsupported by 1532When not using a background image, then the interpretation of the
1438the 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.
1439 1546
1440=head1 ENVIRONMENT 1547=head1 ENVIRONMENT
1441 1548
1442B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1549B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1443 1550
1449resources or on the command line. 1556resources or on the command line.
1450 1557
1451=item B<COLORTERM> 1558=item B<COLORTERM>
1452 1559
1453Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was 1560Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1454compiled with XPM support, and optionally with the added extension 1561compiled with background image support, and optionally with the added
1455C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1562extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1563screen.
1456 1564
1457=item B<COLORFGBG> 1565=item B<COLORFGBG>
1458 1566
1459Set 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
1460the colour code used as default foreground/text colour (or the string 1568the colour code used as default foreground/text colour (or the string
1461C<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
1462used), 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
1463string 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@@
1464was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1572was compiled with background image support. Libraries like C<ncurses>
1465(and do) use this information to optimize screen output. 1573and C<slang> can (and do) use this information to optimize screen output.
1466 1574
1467=item B<WINDOWID> 1575=item B<WINDOWID>
1468 1576
1469Set 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
1470window, which usually has subwindows for the scrollbar, the terminal 1578window, which usually has subwindows for the scrollbar, the terminal
1476C<--with-terminfo=PATH>. 1584C<--with-terminfo=PATH>.
1477 1585
1478=item B<DISPLAY> 1586=item B<DISPLAY>
1479 1587
1480Used 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
1481display 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.
1482 1591
1483=item B<SHELL> 1592=item B<SHELL>
1484 1593
1485The 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>.
1486 1595
1561Project Coordinator (changes.txt 2.21a to 2.4.5) 1670Project Coordinator (changes.txt 2.21a to 2.4.5)
1562 1671
1563=item Geoff Wing L<< <gcw@pobox.com> >> 1672=item Geoff Wing L<< <gcw@pobox.com> >>
1564 1673
1565Rewrote screen display and text selection routines. 1674Rewrote screen display and text selection routines.
1566 1675
1567Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1676Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1568 1677
1569=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1678=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1570 1679
1571Forked 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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