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Revision 1.107 by root, Sun Jan 29 20:51:27 2006 UTC vs.
Revision 1.242 by sf-exg, Fri Dec 26 21:49:11 2014 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/*checkout*/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 left-to-right 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 userfriendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
41terminal emulator. In fact, the reason rxvt-unicode was born was solely 44terminal emulator. In fact, the reason rxvt-unicode was born was solely
42because the author couldn't get C<mlterm> to use one font for latin1 and 45because the author couldn't get C<mlterm> to use one font for latin1 and
43another for japanese. 46another for japanese.
44 47
45Therefore another design rationale was the use of multiple fonts to 48Therefore another design rationale was the use of multiple fonts to
46display characters: The idea of a single unicode font which many other 49display characters: The idea of a single unicode font which many other
47programs force onto it's users never made sense to me: You should be able 50programs force onto its users never made sense to me: You should be able
48to choose any font for any script freely. 51to choose any font for any script freely.
49 52
50Apart from that, rxvt-unicode is also much better internationalised than 53Apart from that, rxvt-unicode is also much better internationalised than
51it's predecessor, supports things such as XFT and ISO 14755 that are handy 54its predecessor, supports things such as XFT and ISO 14755 that are handy
52in i18n-environments, is faster, and has a lot less bugs than the original 55in i18n-environments, is faster, and has a lot bugs less than the original
53rxvt. This all in addition to dozens of other small improvements. 56rxvt. This all in addition to dozens of other small improvements.
54 57
55It is still faithfully following the original rxvt idea of being lean 58It is still faithfully following the original rxvt idea of being lean
56and nice on resources: for example, you can still configure rxvt-unicode 59and nice on resources: for example, you can still configure rxvt-unicode
57without most of it's features to get a lean binary. It also comes with 60without most of its features to get a lean binary. It also comes with
58a client/daemon pair that lets you open any number of terminal windows 61a client/daemon pair that lets you open any number of terminal windows
59from within a single process, which makes startup time very fast and 62from within a single process, which makes startup time very fast and
60drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and 63drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and
61@@RXVT_NAME@@c(1) (client). 64@@RXVT_NAME@@c(1) (client).
62 65
63It also makes technical information about escape sequences (which have 66It also makes technical information about escape sequences (which have
64been extended) easier accessible: see @@RXVT_NAME@@(7) for technical 67been extended) more accessible: see @@RXVT_NAME@@(7) for technical
65reference documentation (escape sequences etc.). 68reference documentation (escape sequences etc.).
66 69
67=head1 OPTIONS 70=head1 OPTIONS
68 71
69The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed 72The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed
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<frills>: Attempt to find a visual with the given bit depth; 103Compile I<frills>: 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
111=item B<-visual> I<visualID>
112
113Compile I<frills>: Use the given visual (see e.g. C<xdpyinfo> for
114possible visual ids) instead of the default, and also allocate a private
115colormap. All visual types except for DirectColor are supported.
116
103=item B<-geometry> I<geom> 117=item B<-geometry> I<geom>
104 118
105Window geometry (B<-g> still respected); resource B<geometry>. 119Window geometry (B<-g> still respected); resource B<geometry>.
106 120
107=item B<-rv>|B<+rv> 121=item B<-rv>|B<+rv>
108 122
109Turn on/off simulated reverse video; resource B<reverseVideo>. 123Turn on/off simulated reverse video; resource B<reverseVideo>.
110 124
111=item B<-j>|B<+j> 125=item B<-j>|B<+j>
112 126
113Turn on/off jump scrolling; resource B<jumpScroll>. 127Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
114 128
115=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 129=item B<-ss>|B<+ss>
116 130
117Turn on/off inheriting parent window's pixmap. Alternative form is 131Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118B<-tr>; resource B<inheritPixmap>.
119 132
120=item B<-fade> I<number> 133=item B<-fade> I<number>
121 134
122Fade the text by the given percentage when focus is lost. Small values 135Fade the text by the given percentage when focus is lost. Small values
123fade a little only, 100 completely replaces all colours by the fade 136fade a little only, 100 completely replaces all colours by the fade
124colour; resource B<fading>. 137colour; resource B<fading>.
125 138
126=item B<-fadecolor> I<colour> 139=item B<-fadecolor> I<colour>
127 140
128Fade to this colour when fading is used (see B<-fade>). The default colour 141Fade to this colour when fading is used (see B<-fade>). The default colour
129is black. resource B<fadeColor>. 142is opaque black. resource B<fadeColor>.
130 143
131=item B<-tint> I<colour> 144=item B<-icon> I<file>
132 145
133Tint the transparent background pixmap with the given colour when 146Compile I<pixbuf>: Use the specified image as application icon. This
134transparency is enabled with B<-tr> or B<-ip>. This only works for 147is used by many window managers, taskbars and pagers to represent the
135non-tiled backgrounds, currently. See also the B<-sh> option that can be 148application window; resource I<iconFile>.
136used to brighten or darken the image in addition to tinting it; resource
137I<tintColor>. Example:
138
139 @@RXVT_NAME@@ -tr -tint blue -sh 40
140
141=item B<-sh>
142
143I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent
144background image in addition to tinting it (i.e. B<-tint> must be
145specified, too, e.g. C<-tint white>).
146 149
147=item B<-bg> I<colour> 150=item B<-bg> I<colour>
148 151
149Window background colour; resource B<background>. 152Window background colour; resource B<background>.
150 153
151=item B<-fg> I<colour> 154=item B<-fg> I<colour>
152 155
153Window foreground colour; resource B<foreground>. 156Window foreground colour; resource B<foreground>.
154
155=item B<-pixmap> I<file[;geom]>
156
157Compile I<XPM>: Specify XPM file for the background and also optionally
158specify its scaling with a geometry string. Note you may need to
159add quotes to avoid special shell interpretation of the C<;> in the
160command-line; resource B<backgroundPixmap>.
161 157
162=item B<-cr> I<colour> 158=item B<-cr> I<colour>
163 159
164The cursor colour; resource B<cursorColor>. 160The cursor colour; resource B<cursorColor>.
165 161
182that are checked in order when trying to find glyphs for characters. The 178that are checked in order when trying to find glyphs for characters. The
183first font defines the cell size for characters; other fonts might be 179first font defines the cell size for characters; other fonts might be
184smaller, but not (in general) larger. A (hopefully) reasonable default 180smaller, but not (in general) larger. A (hopefully) reasonable default
185font list is always appended to it. See resource B<font> for more details. 181font list is always appended to it. See resource B<font> for more details.
186 182
187In short, to specify an X11 core font, just specify it's name or prefix it 183In short, to specify an X11 core font, just specify its name or prefix it
188with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 184with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
189e.g.: 185e.g.:
190 186
191 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 187 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
192 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 188 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
210italic> >> characters are to be printed. See resource B<boldItalicFont> 206italic> >> characters are to be printed. See resource B<boldItalicFont>
211for details. 207for details.
212 208
213=item B<-is>|B<+is> 209=item B<-is>|B<+is>
214 210
215Compile I<font-styles>: Bold/Italic font styles imply high intensity 211Compile I<font-styles>: Bold/Blink font styles imply high intensity
216foreground/background (default). See resource B<intensityStyles> for 212foreground/background (default). See resource B<intensityStyles> for
217details. 213details.
218 214
219=item B<-name> I<name> 215=item B<-name> I<name>
220 216
224 220
225=item B<-ls>|B<+ls> 221=item B<-ls>|B<+ls>
226 222
227Start as a login-shell/sub-shell; resource B<loginShell>. 223Start as a login-shell/sub-shell; resource B<loginShell>.
228 224
225=item B<-mc> I<milliseconds>
226
227Specify the maximum time between multi-click selections.
228
229=item B<-ut>|B<+ut> 229=item B<-ut>|B<+ut>
230 230
231Compile I<utmp>: Inhibit/enable writing a utmp entry; resource 231Compile I<utmp>: Inhibit/enable writing a utmp entry; resource
232B<utmpInhibit>. 232B<utmpInhibit>.
233 233
237B<visualBell>. 237B<visualBell>.
238 238
239=item B<-sb>|B<+sb> 239=item B<-sb>|B<+sb>
240 240
241Turn on/off scrollbar; resource B<scrollBar>. 241Turn on/off scrollbar; resource B<scrollBar>.
242
243=item B<-sr>|B<+sr>
244
245Put scrollbar on right/left; resource B<scrollBar_right>.
246
247=item B<-st>|B<+st>
248
249Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
250resource B<scrollBar_floating>.
242 251
243=item B<-si>|B<+si> 252=item B<-si>|B<+si>
244 253
245Turn on/off scroll-to-bottom on TTY output inhibit; resource 254Turn on/off scroll-to-bottom on TTY output inhibit; resource
246B<scrollTtyOutput> has opposite effect. 255B<scrollTtyOutput> has opposite effect.
253=item B<-sw>|B<+sw> 262=item B<-sw>|B<+sw>
254 263
255Turn on/off scrolling with the scrollback buffer as new lines appear. 264Turn on/off scrolling with the scrollback buffer as new lines appear.
256This only takes effect if B<-si> is also given; resource 265This only takes effect if B<-si> is also given; resource
257B<scrollWithBuffer>. 266B<scrollWithBuffer>.
258
259=item B<-sr>|B<+sr>
260
261Put scrollbar on right/left; resource B<scrollBar_right>.
262
263=item B<-st>|B<+st>
264
265Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
266resource B<scrollBar_floating>.
267 267
268=item B<-ptab>|B<+ptab> 268=item B<-ptab>|B<+ptab>
269 269
270If enabled (default), "Horizontal Tab" characters are being stored as 270If enabled (default), "Horizontal Tab" characters are being stored as
271actual wide characters in the screen buffer, which makes it possible to 271actual wide characters in the screen buffer, which makes it possible to
275 275
276=item B<-bc>|B<+bc> 276=item B<-bc>|B<+bc>
277 277
278Blink the cursor; resource B<cursorBlink>. 278Blink the cursor; resource B<cursorBlink>.
279 279
280=item B<-uc>|B<+uc>
281
282Make the cursor underlined; resource B<cursorUnderline>.
283
280=item B<-iconic> 284=item B<-iconic>
281 285
282Start iconified, if the window manager supports that option. 286Start iconified, if the window manager supports that option.
283Alternative form is B<-ic>. 287Alternative form is B<-ic>.
284 288
300 304
301=item B<-bl> 305=item B<-bl>
302 306
303Compile I<frills>: Set MWM hints to request a borderless window, i.e. 307Compile I<frills>: Set MWM hints to request a borderless window, i.e.
304if honoured by the WM, the rxvt-unicode window will not have window 308if honoured by the WM, the rxvt-unicode window will not have window
305decorations; resource B<borderLess>. 309decorations; resource B<borderLess>. If the window manager does not
310support MWM hints (e.g. kwin), enables override-redirect mode.
306 311
307=item B<-override-redirect> 312=item B<-override-redirect>
308 313
309Compile I<frills>: Sets override-redirect on the window; resource 314Compile I<frills>: Sets override-redirect on the window; resource
310B<override-redirect>. 315B<override-redirect>.
316
317=item B<-dockapp>
318
319Sets the initial state of the window to WithdrawnState, which makes
320window managers that support this extension treat it as a dockapp.
311 321
312=item B<-sbg> 322=item B<-sbg>
313 323
314Compile I<frills>: Disable the usage of the built-in block graphics/line 324Compile I<frills>: Disable the usage of the built-in block graphics/line
315drawing characters and just rely on what the specified fonts provide. Use 325drawing characters and just rely on what the specified fonts provide. Use
318 328
319=item B<-lsp> I<number> 329=item B<-lsp> I<number>
320 330
321Compile I<frills>: Lines (pixel height) to insert between each row of 331Compile I<frills>: Lines (pixel height) to insert between each row of
322the display. Useful to work around font rendering problems; resource 332the display. Useful to work around font rendering problems; resource
323B<linespace>. 333B<lineSpace>.
334
335=item B<-letsp> I<number>
336
337Compile I<frills>: Amount to adjust the computed character width by
338to control overall letter spacing. Negative values will tighten up the
339letter spacing, positive values will space letters out more. Useful to
340work around odd font metrics; resource B<letterSpace>.
324 341
325=item B<-tn> I<termname> 342=item B<-tn> I<termname>
326 343
327This option specifies the name of the terminal type to be set in the 344This option specifies the name of the terminal type to be set in the
328B<TERM> environment variable. This terminal type must exist in the 345B<TERM> environment variable. This terminal type must exist in the
382for more info. 399for more info.
383 400
384=item B<-tcw> 401=item B<-tcw>
385 402
386Change the meaning of triple-click selection with the left mouse 403Change the meaning of triple-click selection with the left mouse
404button. Only effective when the original (non-perl) selection code is
387button. Instead of selecting a full line it will extend the selection the 405in-use. Instead of selecting a full line it will extend the selection to
388end of the logical line only. resource B<tripleclickwords>. 406the end of the logical line only. resource B<tripleclickwords>.
389 407
390=item B<-insecure> 408=item B<-insecure>
391 409
392Enable "insecure" mode, which currently enables most of the escape 410Enable "insecure" mode, which currently enables most of the escape
393sequences that echo strings. See the resource B<insecure> for more 411sequences that echo strings. See the resource B<insecure> for more
414Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 432Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
415will not immediately destroy its window when the program executed within 433will not immediately destroy its window when the program executed within
416it exits. Instead, it will wait till it is being killed or closed by the 434it exits. Instead, it will wait till it is being killed or closed by the
417user; resource B<hold>. 435user; resource B<hold>.
418 436
437=item B<-cd> I<path>
438
439Sets the working directory for the shell (or the command specified via
440B<-e>). The I<path> must be an absolute path and it must exist for
441@@RXVT_NAME@@ to start; resource B<chdir>.
442
443=item B<-xrm> I<string>
444
445Works like the X Toolkit option of the same name, by adding the I<string>
446as if it were specified in a resource file. Resource values specified this
447way take precedence over all other resource specifications.
448
449Note that you need to use the I<same> syntax as in the .Xdefaults file,
450e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
451options can be specified as long-options on the commandline, so use
452of B<-xrm> is mostly limited to cases where you want to specify other
453resources (e.g. for input methods) or for compatibility with other
454programs.
455
419=item B<-keysym.>I<sym> I<string> 456=item B<-keysym.>I<sym> I<string>
420 457
421Remap a key symbol. See resource B<keysym>. 458Remap a key symbol. See resource B<keysym>.
422 459
423=item B<-embed> I<windowid> 460=item B<-embed> I<windowid>
424 461
425Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 462Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
426which enables applications to easily embed a terminal. 463which enables applications to easily embed a terminal.
427 464
428Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 465Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
429shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 466shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
430quite a bit, so don't expect it to keep some specific state. It's best to 467quite a bit, so don't expect it to keep some specific state. It's best to
433The window will not be destroyed when @@RXVT_NAME@@ exits. 470The window will not be destroyed when @@RXVT_NAME@@ exits.
434 471
435It might be useful to know that @@RXVT_NAME@@ will not close file 472It might be useful to know that @@RXVT_NAME@@ will not close file
436descriptors passed to it (except for stdin/out/err, of course), so you 473descriptors passed to it (except for stdin/out/err, of course), so you
437can use file descriptors to communicate with the programs within the 474can use file descriptors to communicate with the programs within the
438terminal. This works regardless of wether the C<-embed> option was used or 475terminal. This works regardless of whether the C<-embed> option was used or
439not. 476not.
440 477
441Here is a short Gtk2-perl snippet that illustrates how this option can be 478Here is a short Gtk2-perl snippet that illustrates how this option can be
442used (a longer example is in F<doc/embed>): 479used (a longer example is in F<doc/embed>):
443 480
448 }); 485 });
449 486
450=item B<-pty-fd> I<file descriptor> 487=item B<-pty-fd> I<file descriptor>
451 488
452Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty 489Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
453pair but instead use the given filehandle as the tty master. This is 490pair but instead use the given file descriptor as the tty master. This is
454useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator 491useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
455without having to run a program within it. 492without having to run a program within it.
456 493
457If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 494If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
458entries and will not tinker with pty/tty permissions - you have to do that 495entries and will not tinker with pty/tty permissions - you have to do that
459yourself if you want that. 496yourself if you want that.
460 497
461As an extremely special case, specifying C<-1> will completely suppress 498As an extremely special case, specifying C<-1> will completely suppress
462pty/tty operations. 499pty/tty operations, which is probably only useful in conjunction with some
500perl extension that manages the terminal.
463 501
464Here is a example in perl that illustrates how this option can be used (a 502Here is a example in perl that illustrates how this option can be used (a
465longer example is in F<doc/pty-fd>): 503longer example is in F<doc/pty-fd>):
466 504
467 use IO::Pty; 505 use IO::Pty;
481Comma-separated list of perl extension scripts to use (or not to use) in 519Comma-separated list of perl extension scripts to use (or not to use) in
482this terminal instance. See resource B<perl-ext> for details. 520this terminal instance. See resource B<perl-ext> for details.
483 521
484=back 522=back
485 523
486=head1 RESOURCES (available also as long-options) 524=head1 RESOURCES
487 525
488Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 526Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
489options) compiled into your version. 527options) compiled into your version. All resources are also available as
528long-options.
490 529
491You can set and change the resources using X11 tools like B<xrdb>. Many 530You can set and change the resources using X11 tools like B<xrdb>. Many
492distribution do also load settings from the B<~/.Xresources> file when X 531distribution do also load settings from the B<~/.Xresources> file when X
493starts. @@RXVT_NAME@@ will consult the following files/resources in order, 532starts. @@RXVT_NAME@@ will consult the following files/resources in order,
494with later settings overwriting earlier ones: 533with later settings overwriting earlier ones:
495 534
496 1. system-wide app-defaults file, either locale-dependent OR global
497 2. app-defaults file in $XAPPLRESDIR 535 1. app-defaults file in $XAPPLRESDIR
536 2. $HOME/.Xdefaults
498 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 537 3. RESOURCE_MANAGER property on root-window of screen 0
499 4. SCREEN_RESOURCES for the current screen 538 4. SCREEN_RESOURCES property on root-window of the current screen
500 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 539 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
540 6. resources specified via -xrm on the commandline
501 541
502Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 542Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
503names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 543names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
504common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 544common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
505configured, while the class name B<URxvt> allows resources unique to 545configured, while the class name B<URxvt> allows resources unique to
512 552
513=over 4 553=over 4
514 554
515=item B<depth:> I<bitdepth> 555=item B<depth:> I<bitdepth>
516 556
517Compile I<frills>: Attempt to find a visual with the given bit depth; 557Compile I<xft>: Attempt to find a visual with the given bit depth;
518option B<-depth>. 558option B<-depth>.
559
560=item B<buffered:> I<boolean>
561
562Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
563On some card/driver combination enabling it slightly decreases
564performance, on most it greatly helps it. The slowdown is small, so it
565should normally be enabled.
519 566
520=item B<geometry:> I<geom> 567=item B<geometry:> I<geom>
521 568
522Create the window with the specified X window geometry [default 80x24]; 569Create the window with the specified X window geometry [default 80x24];
523option B<-geometry>. 570option B<-geometry>.
537Use the specified colour for the colour value I<n>, where 0-7 584Use the specified colour for the colour value I<n>, where 0-7
538corresponds to low-intensity (normal) colours and 8-15 corresponds to 585corresponds to low-intensity (normal) colours and 8-15 corresponds to
539high-intensity (bold = bright foreground, blink = bright background) 586high-intensity (bold = bright foreground, blink = bright background)
540colours. The canonical names are as follows: 0=black, 1=red, 2=green, 587colours. The canonical names are as follows: 0=black, 1=red, 2=green,
5413=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 5883=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
542names used are listed in the B<COLORS AND GRAPHICS> section. 589names used are listed in the B<COLOURS AND GRAPHICS> section.
543 590
544Colours higher than 15 cannot be set using resources (yet), but can be 591Colours higher than 15 cannot be set using resources (yet), but can be
545changed using an escape command (see @@RXVT_NAME@@(7)). 592changed using an escape command (see @@RXVT_NAME@@(7)).
546 593
547Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 594Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
558=item B<colorUL:> I<colour> 605=item B<colorUL:> I<colour>
559 606
560Use the specified colour to display underlined characters when the 607Use the specified colour to display underlined characters when the
561foreground colour is the default. 608foreground colour is the default.
562 609
563=item B<colorRV:> I<colour>
564
565Use the specified colour as the background for reverse video
566characters.
567
568=item B<underlineColor:> I<colour> 610=item B<underlineColor:> I<colour>
569 611
570If set, use the specified colour as the colour for the underline 612If set, use the specified colour as the colour for the underline
571itself. If unset, use the foreground colour. 613itself. If unset, use the foreground colour.
614
615=item B<highlightColor:> I<colour>
616
617If set, use the specified colour as the background for highlighted
618characters. If unset, use reverse video.
619
620=item B<highlightTextColor:> I<colour>
621
622If set and highlightColor is set, use the specified colour as the
623foreground for highlighted characters.
572 624
573=item B<cursorColor:> I<colour> 625=item B<cursorColor:> I<colour>
574 626
575Use the specified colour for the cursor. The default is to use the 627Use the specified colour for the cursor. The default is to use the
576foreground colour; option B<-cr>. 628foreground colour; option B<-cr>.
583 635
584=item B<reverseVideo:> I<boolean> 636=item B<reverseVideo:> I<boolean>
585 637
586B<True>: simulate reverse video by foreground and background colours; 638B<True>: simulate reverse video by foreground and background colours;
587option B<-rv>. B<False>: regular screen colours [default]; option 639option B<-rv>. B<False>: regular screen colours [default]; option
588B<+rv>. See note in B<COLORS AND GRAPHICS> section. 640B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
589 641
590=item B<jumpScroll:> I<boolean> 642=item B<jumpScroll:> I<boolean>
591 643
592B<True>: specify that jump scrolling should be used. When scrolling 644B<True>: specify that jump scrolling should be used. When receiving lots
593quickly, fewer screen updates are performed [default]; option B<-j>. 645of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
646has been read, resulting in fewer updates while still displaying every
647received line; option B<-j>.
648
594B<False>: specify that smooth scrolling should be used; option B<+j>. 649B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
650force a screen refresh on each new line it received; option B<+j>.
595 651
596=item B<inheritPixmap:> I<boolean> 652=item B<skipScroll:> I<boolean>
597 653
598B<True>: make the background inherit the parent windows' pixmap, giving 654B<True>: (the default) specify that skip scrolling should be used. When
599artificial transparency. B<False>: do not inherit the parent windows' 655receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
600pixmap. 656(around 60 times per second), resulting in far fewer updates. This can
657result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
658option B<-ss>.
659
660B<False>: specify that everything is to be displayed, even
661if the refresh is too fast for the human eye to read anything (or the
662monitor to display anything); option B<+ss>.
601 663
602=item B<fading:> I<number> 664=item B<fading:> I<number>
603 665
604Fade the text by the given percentage when focus is lost; option B<-fade>. 666Fade the text by the given percentage when focus is lost; option B<-fade>.
605 667
606=item B<fadeColor:> I<colour> 668=item B<fadeColor:> I<colour>
607 669
608Fade to this colour, when fading is used (see B<fading:>). The default 670Fade to this colour, when fading is used (see B<fading:>). The default
609colour is black; option B<-fadecolor>. 671colour is black; option B<-fadecolor>.
610 672
611=item B<tintColor:> I<colour> 673=item B<iconFile:> I<file>
612 674
613Tint the transparent background pixmap with the given colour; option 675Set the application icon pixmap; option B<-icon>.
614B<-tint>.
615
616=item B<shading:> I<number>
617
618Darken (0 .. 100) or lighten (-1 .. -100) the transparent background
619image in addition to tinting it.
620 676
621=item B<scrollColor:> I<colour> 677=item B<scrollColor:> I<colour>
622 678
623Use the specified colour for the scrollbar [default #B2B2B2]. 679Use the specified colour for the scrollbar [default #B2B2B2].
624 680
629 685
630=item B<borderColor:> I<colour> 686=item B<borderColor:> I<colour>
631 687
632The colour of the border around the text area and between the scrollbar 688The colour of the border around the text area and between the scrollbar
633and the text. 689and the text.
634
635=item B<backgroundPixmap:> I<file[;geom]>
636
637Use the specified XPM file (note the `.xpm' extension is optional) for
638the background and also optionally specify its scaling with a geometry
639string B<WxH+X+Y>, in which B<"W" / "H"> specify the
640horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image
641centre (percent). A scale of 0 displays the image with tiling. A scale
642of 1 displays the image without any scaling. A scale of 2 to 9
643specifies an integer number of images in that direction. No image will
644be magnified beyond 10 times its original size. The maximum permitted
645scale is 1000. [default 0x0+50+50]
646
647=item B<path:> I<path>
648
649Specify the colon-delimited search path for finding XPM files.
650 690
651=item B<font:> I<fontlist> 691=item B<font:> I<fontlist>
652 692
653Select the fonts to be used. This is a comma separated list of font names 693Select the fonts to be used. This is a comma separated list of font names
654that are checked in order when trying to find glyphs for characters. The 694that are checked in order when trying to find glyphs for characters. The
677it is named first) and thus defines the character cell grid to be 9 pixels 717it is named first) and thus defines the character cell grid to be 9 pixels
678wide and 15 pixels high. 718wide and 15 pixels high.
679 719
680The second font is just used to add additional unicode characters not in 720The second font is just used to add additional unicode characters not in
681the base font, likewise the third, which is unfortunately non-bold, but 721the base font, likewise the third, which is unfortunately non-bold, but
682the bold version of the font does contain less characters, so this is a 722the bold version of the font does contain fewer characters, so this is a
683useful supplement. 723useful supplement.
684 724
685The third font is an Xft font with aliasing turned off, and the characters 725The third font is an Xft font with aliasing turned off, and the characters
686are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 726are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
687contains other characters, but we are not interested in them. 727contains other characters, but we are not interested in them.
711text font will being used for the given style. 751text font will being used for the given style.
712 752
713=item B<intensityStyles:> I<boolean> 753=item B<intensityStyles:> I<boolean>
714 754
715When font styles are not enabled, or this option is enabled (B<True>, 755When font styles are not enabled, or this option is enabled (B<True>,
716option B<-is>, the default), bold and italic font styles imply high 756option B<-is>, the default), bold/blink font styles imply high
717intensity foreground/backround colours. Disabling this option (B<False>, 757intensity foreground/background colours. Disabling this option (B<False>,
718option B<+is>) disables this behaviour, the high intensity colours are not 758option B<+is>) disables this behaviour, the high intensity colours are not
719reachable. 759reachable.
720
721=item B<selectstyle:> I<mode>
722
723Set mouse selection style to B<old> which is 2.20, B<oldword> which is
724xterm style with 2.20 old word selection, or anything else which gives
725xterm style selection.
726
727=item B<scrollstyle:> I<mode>
728
729Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
730the author's favourite.
731 760
732=item B<title:> I<string> 761=item B<title:> I<string>
733 762
734Set window title string, the default title is the command-line 763Set window title string, the default title is the command-line
735specified after the B<-e> option, if any, otherwise the application 764specified after the B<-e> option, if any, otherwise the application
744=item B<mapAlert:> I<boolean> 773=item B<mapAlert:> I<boolean>
745 774
746B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 775B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
747de-iconify (map) on receipt of a bell character [default]. 776de-iconify (map) on receipt of a bell character [default].
748 777
778=item B<urgentOnBell:> I<boolean>
779
780B<True>: set the urgency hint for the wm on receipt of a bell character.
781B<False>: do not set the urgency hint [default].
782
783@@RXVT_NAME@@ resets the urgency hint on every focus change.
784
749=item B<visualBell:> I<boolean> 785=item B<visualBell:> I<boolean>
750 786
751B<True>: use visual bell on receipt of a bell character; option B<-vb>. 787B<True>: use visual bell on receipt of a bell character; option B<-vb>.
752B<False>: no visual bell [default]; option B<+vb>. 788B<False>: no visual bell [default]; option B<+vb>.
753 789
755 791
756B<True>: start as a login shell by prepending a `-' to B<argv[0]> of 792B<True>: start as a login shell by prepending a `-' to B<argv[0]> of
757the shell; option B<-ls>. B<False>: start as a normal sub-shell 793the shell; option B<-ls>. B<False>: start as a normal sub-shell
758[default]; option B<+ls>. 794[default]; option B<+ls>.
759 795
796=item B<multiClickTime:> I<number>
797
798Specify the maximum time in milliseconds between multi-click select
799events. The default is 500 milliseconds; option B<-mc>.
800
760=item B<utmpInhibit:> I<boolean> 801=item B<utmpInhibit:> I<boolean>
761 802
762B<True>: inhibit writing record into the system log file B<utmp>; 803B<True>: inhibit writing record into the system log file B<utmp>;
763option B<-ut>. B<False>: write record into the system log file B<utmp> 804option B<-ut>. B<False>: write record into the system log file B<utmp>
764[default]; option B<+ut>. 805[default]; option B<+ut>.
774Example: 815Example:
775 816
776 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 817 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
777 818
778This creates a new file in your home directory with the screen contents 819This creates a new file in your home directory with the screen contents
779everytime you hit C<Print>. 820every time you hit C<Print>.
821
822=item B<scrollstyle:> I<mode>
823
824Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
825the author's favourite.
826
827=item B<thickness:> I<number>
828
829Set the scrollbar width in pixels.
780 830
781=item B<scrollBar:> I<boolean> 831=item B<scrollBar:> I<boolean>
782 832
783B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 833B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
784disable the scrollbar; option B<+sb>. 834disable the scrollbar; option B<+sb>.
804B<False>: do not scroll to bottom when tty receives output; option 854B<False>: do not scroll to bottom when tty receives output; option
805B<+si>. 855B<+si>.
806 856
807=item B<scrollWithBuffer:> I<boolean> 857=item B<scrollWithBuffer:> I<boolean>
808 858
809B<True>: scroll with scrollback buffer when tty receives new lines (and 859B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
810B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 860try to show the same lines) and B<scrollTtyOutput> is False; option
811with scrollback buffer when tty recieves new lines; option B<+sw>. 861B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
862new lines; option B<+sw>.
812 863
813=item B<scrollTtyKeypress:> I<boolean> 864=item B<scrollTtyKeypress:> I<boolean>
814 865
815B<True>: scroll to bottom when a non-special key is pressed. Special keys 866B<True>: scroll to bottom when a non-special key is pressed. Special keys
816are those which are intercepted by rxvt-unicode for special handling and 867are those which are intercepted by rxvt-unicode for special handling and
847=item B<termName:> I<termname> 898=item B<termName:> I<termname>
848 899
849Specifies the terminal type name to be set in the B<TERM> environment 900Specifies the terminal type name to be set in the B<TERM> environment
850variable; option B<-tn>. 901variable; option B<-tn>.
851 902
852=item B<linespace:> I<number> 903=item B<lineSpace:> I<number>
853 904
854Specifies number of lines (pixel height) to insert between each row of 905Specifies number of lines (pixel height) to insert between each row of
855the display [default 0]; option B<-lsp>. 906the display [default 0]; option B<-lsp>.
856 907
857=item B<meta8:> I<boolean> 908=item B<meta8:> I<boolean>
871 922
872=item B<cursorBlink:> I<boolean> 923=item B<cursorBlink:> I<boolean>
873 924
874B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 925B<True>: blink the cursor. B<False>: do not blink the cursor [default];
875option B<-bc>. 926option B<-bc>.
927
928=item B<cursorUnderline:> I<boolean>
929
930B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
931option B<-uc>.
876 932
877=item B<pointerBlank:> I<boolean> 933=item B<pointerBlank:> I<boolean>
878 934
879B<True>: blank the pointer when a key is pressed or after a set number 935B<True>: blank the pointer when a key is pressed or after a set number
880of seconds of inactivity. B<False>: the pointer is always visible 936of seconds of inactivity. B<False>: the pointer is always visible
894large number (e.g. C<987654321>) to effectively disable the timeout. 950large number (e.g. C<987654321>) to effectively disable the timeout.
895 951
896=item B<backspacekey:> I<string> 952=item B<backspacekey:> I<string>
897 953
898The string to send when the backspace key is pressed. If set to B<DEC> 954The string to send when the backspace key is pressed. If set to B<DEC>
899or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 955or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
900(code 8) - which can be reversed with the appropriate DEC private mode 956(code 8) - which can be reversed with the appropriate DEC private mode
901escape sequence. 957escape sequence.
902 958
903=item B<deletekey:> I<string> 959=item B<deletekey:> I<string>
904 960
909=item B<cutchars:> I<string> 965=item B<cutchars:> I<string>
910 966
911The characters used as delimiters for double-click word selection 967The characters used as delimiters for double-click word selection
912(whitespace delimiting is added automatically if resource is given). 968(whitespace delimiting is added automatically if resource is given).
913 969
914When the selection extension is in use (the default if compiled in, see 970When the perl selection extension is in use (the default if compiled
915the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these characters 971in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
916will be created (if the resource exists, otherwise, no regex will be 972characters will be created (if the resource exists, otherwise, no regex
917created). In this mode, characters outside ISO-8859-1 can be used. 973will be created). In this mode, characters outside ISO-8859-1 can be used.
918 974
919When the selection extension is not used, only ISO-8859-1 characters can 975When the selection extension is not used, only ISO-8859-1 characters can
920be used. If not specified, the built-in default is used: 976be used. If not specified, the built-in default is used:
921 977
922B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 978B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
923 979
924=item B<preeditType:> I<style> 980=item B<preeditType:> I<style>
925 981
926B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 982B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
927 983
981 1037
982Turn on/off secondary screen (default enabled). 1038Turn on/off secondary screen (default enabled).
983 1039
984=item B<secondaryScroll:> I<boolean> 1040=item B<secondaryScroll:> I<boolean>
985 1041
986Turn on/off secondary screen scroll (default enabled). If the this 1042Turn on/off secondary screen scroll (default enabled). If this
987option is enabled, scrolls on the secondary screen will change the 1043option is enabled, scrolls on the secondary screen will change the
988scrollback buffer and switching to/from the secondary screen will 1044scrollback buffer and, when secondaryScreen is off, switching
989instead scroll the screen up. 1045to/from the secondary screen will instead scroll the screen up.
990 1046
991=item B<hold>: I<boolean> 1047=item B<hold>: I<boolean>
992 1048
993Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1049Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
994will not immediately destroy its window when the program executed within 1050will not immediately destroy its window when the program executed within
995it exits. Instead, it will wait till it is being killed or closed by the 1051it exits. Instead, it will wait till it is being killed or closed by the
996user. 1052user.
997 1053
1054=item B<chdir>: I<path>
1055
1056Sets the working directory for the shell (or the command specified via
1057B<-e>). The I<path> must be an absolute path and it must exist for
1058@@RXVT_NAME@@ to start. If it isn't specified then the current working
1059directory will be used; option B<-cd>.
1060
998=item B<keysym.>I<sym>: I<string> 1061=item B<keysym.>I<sym>: I<action>
999 1062
1000Compile I<frills>: Associate I<string> with keysym I<sym>. The 1063Compile I<frills>: Associate I<action> with keysym I<sym>. The intervening
1001intervening resource name B<keysym.> cannot be omitted. 1064resource name B<keysym.> cannot be omitted.
1002 1065
1003The format of I<sym> is "I<(modifiers-)key>", where I<modifiers> can be 1066Using this resource, you can map key combinations such as
1004any combination of B<ISOLevel3>, B<AppKeypad>, B<Control>, B<NumLock>, 1067C<Ctrl-Shift-BackSpace> to various actions, such as outputting a different
1005B<Shift>, B<Meta>, B<Lock>, B<Mod1>, B<Mod2>, B<Mod3>, B<Mod4>, B<Mod5>, 1068string than would normally result from that combination, making the
1006and the abbreviated B<I>, B<K>, B<C>, B<N>, B<S>, B<M>, B<A>, B<L>, B<1>, 1069terminal scroll up or down the way you want it, or any other thing an
1007B<2>, B<3>, B<4>, B<5>. 1070extension might provide.
1071
1072The key combination that triggers the action, I<sym>, has the following format:
1073
1074 (modifiers-)key
1075
1076Where I<modifiers> can be any combination of B<ISOLevel3>, B<AppKeypad>,
1077B<Control>, B<NumLock>, B<Shift>, B<Meta>, B<Lock>, B<Mod1>, B<Mod2>,
1078B<Mod3>, B<Mod4>, B<Mod5>, and the abbreviated B<I>, B<K>, B<C>, B<N>,
1079B<S>, B<M>, B<A>, B<L>, B<1>, B<2>, B<3>, B<4>, B<5>.
1008 1080
1009The B<NumLock>, B<Meta> and B<ISOLevel3> modifiers are usually aliased to 1081The B<NumLock>, B<Meta> and B<ISOLevel3> modifiers are usually aliased to
1010whatever modifier the NumLock key, Meta/Alt keys or ISO Level3 Shift/AltGr 1082whatever modifier the NumLock key, Meta/Alt keys or ISO Level3 Shift/AltGr
1011keys are being mapped. B<AppKeypad> is a synthetic modifier mapped to the 1083keys are being mapped. B<AppKeypad> is a synthetic modifier mapped to the
1012current application keymap mode state. 1084current application keymap mode state.
1013 1085
1014The spellings of I<key> can be obtained by using B<xev>(1) command or 1086Due the the large number of modifier combinations, a key mapping will
1015searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1087match if I<at least> the specified identifiers are being set, and no other
1088key mappings with those and more bits are being defined. That means that
1089defining a mapping for C<a> will automatically provide definitions for
1090C<Meta-a>, C<Shift-a> and so on, unless some of those are defined mappings
1091themselves. See the C<builtin:> action, below, for a way to work around
1092this when this is a problem.
1093
1094The spelling of I<key> depends on your implementation of X. An easy way to
1095find a key name is to use the B<xev>(1) command. You can find a list by
1096looking for the C<XK_> macros in the B<X11/keysymdef.h> include file (omit
1016omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1097the C<XK_> prefix). Alternatively you can specify I<key> by its hex keysym
1017keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1098value (B<0x0000 - 0xFFFF>).
1018performed in an exact manner; however, the closest match is assured.
1019 1099
1020I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1100As with any resource value, the I<action> string may contain backslash
1021C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1101escape sequences (C<\n>: newline, C<\\>: backslash, C<\000>: octal
1022C<\000>: octal number) or verbatim control characters (C<^?>: delete, 1102number), see RESOURCES in C<man 7 X> for further details.
1023C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1024can start or end with whitespace.
1025 1103
1026Please note that you need to double the C<\> in resource files, as 1104An action starts with an action prefix that selects a certain type
1027Xlib itself does it's own de-escaping (you can use C<\033> instead of 1105of action, followed by a colon. An action string without colons is
1028C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own 1106interpreted as a literal string to pass to the tty (as if it was
1029processing). 1107prefixed with C<string:>).
1030 1108
1031You can define a range of keysyms in one shot by providing a I<string> 1109The following action prefixes are known - extensions can provide
1032with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1110additional prefixes:
1111
1112=over 4
1113
1114=item string:STRING
1115
1116If the I<action> starts with C<string:> (or otherwise contains no colons),
1117then the remaining C<STRING> will be passed to the program running in the
1118terminal. For example, you could replace whatever Shift-Tab outputs by the
1119string C<echo rm -rf /> followed by a newline:
1120
1121 URxvt.keysym.Shift-Tab: string:echo rm -rf /\n
1122
1123This could in theory be used to completely redefine your keymap.
1124
1125In addition, for actions of this type, you can define a range of
1126keysyms in one shot by loading the C<keysym-list> perl extension and
1127providing an I<action> with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where
1033should be a character not used by the strings. 1128the delimiter `/' should be a character not used by the strings.
1034 1129
1035Its usage can be demonstrated by an example: 1130Its usage can be demonstrated by an example:
1036 1131
1037 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1132 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1038 1133
1039The above line is equivalent to the following three lines: 1134The above line is equivalent to the following three lines:
1040 1135
1041 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1136 URxvt.keysym.Meta-Control-0x61: string:\033<a>
1042 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1137 URxvt.keysym.Meta-Control-0x62: string:\033<b>
1043 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1138 URxvt.keysym.Meta-Control-0x63: string:\033<c>
1044 1139
1140=item command:STRING
1141
1045If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1142If I<action> takes the form of C<command:STRING>, the specified B<STRING>
1046is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1143is interpreted and executed as @@RXVT_NAME@@'s control sequence (basically
1144the opposite of C<string:> - instead of sending it to the program running
1145in the terminal, it will be treated as if it were program output). This is
1146most useful to feed command sequences into @@RXVT_NAME@@.
1147
1047example the following means "change the current locale to C<zh_CN.GBK> 1148For example the following means "change the current locale to C<zh_CN.GBK>
1048when Control-Meta-c is being pressed": 1149when Control-Meta-c is being pressed":
1049 1150
1050 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1151 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
1051 1152
1052If I<string> takes the form C<perl:STRING>, then the specified B<STRING> 1153The following example will map Control-Meta-1 and Control-Meta-2 to
1053is passed to the C<on_keyboard_command> perl handler. See the @@RXVT_NAME@@perl(3) 1154the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
1054manpage. For example, the F<selection> extension (activated via 1155font-switching at runtime:
1055C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1056 1156
1057 URxvt.keysym.M-C-c: perl:selection:rot13 1157 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007
1158 URxvt.keysym.M-C-2: command:\033]50;9x15bold\007
1058 1159
1059Due the the large number of modifier combinations, a defined key mapping 1160Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
1060will match if at I<at least> the specified identifiers are being set, and 1161info):
1061no other key mappings with those and more bits are being defined. That
1062means that defining a key map for C<a> will automatically provide
1063definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1064mappings themselves.
1065 1162
1066Unfortunately, this will override built-in key mappings. For example 1163 URxvt.keysym.M-C-3: command:\033[8;25;80t
1164 URxvt.keysym.M-C-4: command:\033[8;48;110t
1165
1166=item builtin:
1167
1168The builtin action is the action that @@RXVT_NAME@@ would execute if no
1169key binding existed for the key combination. The obvious use is to undo
1170the effect of existing bindings. The not so obvious use is to reinstate
1171bindings when another binding overrides too many modifiers.
1172
1067if you overwrite the C<Insert> key you will disable @@RXVT_NAME@@'s 1173For example if you overwrite the C<Insert> key you will disable
1068C<Shift-Insert> mapping. To re-enable that, you can poke "holes" into the 1174@@RXVT_NAME@@'s C<Shift-Insert> mapping. To re-enable that, you can poke
1069user-defined keymap using the C<builtin:> replacement: 1175"holes" into the user-defined keymap using the C<builtin:> replacement:
1070 1176
1071 URxvt.keysym.Insert: <my insert key sequence> 1177 URxvt.keysym.Insert: <my insert key sequence>
1072 URxvt.keysym.S-Insert: builtin: 1178 URxvt.keysym.S-Insert: builtin:
1073 1179
1074The first line defines a mapping for C<Insert> and I<any> combination 1180The first line defines a mapping for C<Insert> and I<any> combination
1075of modifiers. The second line re-establishes the default mapping for 1181of modifiers. The second line re-establishes the default mapping for
1076C<Shift-Insert>. 1182C<Shift-Insert>.
1077 1183
1078The following example will map Control-Meta-1 and Control-Meta-2 to 1184=item builtin-string:
1079the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
1080font-switching at runtime:
1081 1185
1082 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007 1186This action is mainly useful to restore string mappings for keys that
1083 URxvt.keysym.M-C-2: command:\033]50;9x15bold\007 1187have predefined actions in @@RXVT_NAME@@. The exact semantics are a bit
1188difficult to explain - basically, this action will send the string to the
1189application that would be sent if @@RXVT_NAME@@ wouldn't have a built-in
1190action for it.
1084 1191
1085Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1192An example might make it clearer: @@RXVT_NAME@@ normally pastes the
1086info): 1193selection when you press C<Shift-Insert>. With the following bindings, it
1194would instead emit the (undocumented, but what applications running in the
1195terminal might expect) sequence C<ESC [ 2 $> instead:
1087 1196
1088 URxvt.keysym.M-C-3: command:\033[8;25;80t 1197 URxvt.keysym.S-Insert: builtin-string:
1089 URxvt.keysym.M-C-4: command:\033[8;48;110t 1198 URxvt.keysym.C-S-Insert: builtin:
1199
1200The first line disables the paste functionality for that key
1201combination, and the second reinstates the default behaviour for
1202C<Control-Shift-Insert>, which would otherwise be overridden.
1203
1204Similarly, to let applications gain access to the C<C-M-c> (copy to
1205clipboard) and C<C-M-v> (paste clipboard) key combination, you can do
1206this:
1207
1208 URxvt.keysym.C-M-c: builtin-string:
1209 URxvt.keysym.C-M-v: builtin-string:
1210
1211=item EXTENSION:STRING
1212
1213An action of this form invokes the action B<STRING>, if any, provided
1214by the @@RXVT_NAME@@perl(3) extension B<EXTENSION>. The extension will
1215be loaded automatically if necessary.
1216
1217Not all extensions define actions, but popular extensions that do
1218include the I<selection> and I<matcher> extensions (documented in their
1219own manpages, @@RXVT_NAME@@-selection(1) and @@RXVT_NAME@@-matcher(1),
1220respectively).
1221
1222From the silly examples department, this will rot13-"encrypt"
1223@@RXVT_NAME@@'s selection when Alt-Control-c is pressed on typical PC
1224keyboards:
1225
1226 URxvt.keysym.M-C-c: selection:rot13
1227
1228=item perl:STRING *DEPRECATED*
1229
1230This is a deprecated way of invoking commands provided by perl
1231extensions. It is still supported, but should not be used anymore.
1232
1233=back
1090 1234
1091=item B<perl-ext-common>: I<string> 1235=item B<perl-ext-common>: I<string>
1092 1236
1093=item B<perl-ext>: I<string> 1237=item B<perl-ext>: I<string>
1094 1238
1096use in this terminal instance; option B<-pe>. 1240use in this terminal instance; option B<-pe>.
1097 1241
1098Extension names can be prefixed with a C<-> sign to prohibit using 1242Extension names can be prefixed with a C<-> sign to prohibit using
1099them. This can be useful to selectively disable some extensions loaded 1243them. This can be useful to selectively disable some extensions loaded
1100by default, or specified via the C<perl-ext-common> resource. For 1244by default, or specified via the C<perl-ext-common> resource. For
1101example, C<default,-selection> will use all the default extension except 1245example, C<default,-selection> will use all the default extensions except
1102C<selection>. 1246C<selection>.
1103 1247
1104Extension names can also be followed by an argument in angle brackets 1248The default set includes the C<selection>, C<option-popup>,
1105(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for 1249C<selection-popup>, C<readline> and C<searchable-scrollback>
1106searchable scorllback to Alt/Meta-s). Mentioning the same extension 1250extensions, and extensions which are mentioned in B<keysym> resources.
1107multiple times with different arguments will pass multiple arguments to 1251
1108the extension. 1252Any extension such that a corresponding resource is given on the
1253command line is automatically appended to B<perl-ext>.
1109 1254
1110Each extension is looked up in the library directories, loaded if 1255Each extension is looked up in the library directories, loaded if
1111necessary, and bound to the current terminal instance. 1256necessary, and bound to the current terminal instance. When the library
1257search path contains multiple extension files of the same name, then the
1258first one found will be used.
1112 1259
1113If both of these resources are the empty string, then the perl 1260If both of these resources are the empty string, then the perl interpreter
1114interpreter will not be initialized. The idea behind two options is that 1261will not be initialized. The rationale for having two options is that
1115B<perl-ext-common> will be used for extensions that should be available to 1262B<perl-ext-common> will be used for extensions that should be available to
1116all instances, while B<perl-ext> is used for specific instances. 1263all instances, while B<perl-ext> is used for specific instances.
1117 1264
1118=item B<perl-eval>: I<string> 1265=item B<perl-eval>: I<string>
1119 1266
1120Perl code to be evaluated when all extensions have been registered. See 1267Perl code to be evaluated when all extensions have been registered. See
1121the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1268the @@RXVT_NAME@@perl(3) manpage.
1122will be ignored when running setuid/setgid.
1123 1269
1124=item B<perl-lib>: I<path> 1270=item B<perl-lib>: I<path>
1125 1271
1126Colon-separated list of additional directories that hold extension 1272Colon-separated list of additional directories that hold extension
1127scripts. When looking for extensions specified by the C<perl> resource, 1273scripts. When looking for perl extensions, @@RXVT_NAME@@ will first look
1128@@RXVT_NAME@@ will first look in these directories and then in 1274in these directories, then in C<$URXVT_PERL_LIB>, F<$HOME/.urxvt/ext> and
1129F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1275lastly in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1130will be ignored when running setuid/setgid.
1131 1276
1132See the @@RXVT_NAME@@perl(3) manpage. 1277See the @@RXVT_NAME@@perl(3) manpage.
1133 1278
1134=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1279=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1135 1280
1139=item B<< selection-autotransform.I<idx> >>: I<perl-transform> 1284=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1140 1285
1141Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage 1286Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1142for details. 1287for details.
1143 1288
1144=item B<searchable-scrollback:> I<keysym> 1289=item B<searchable-scrollback:> I<keysym> *DEPRECATED*
1145 1290
1146Sets the hotkey that starts the incremental scrollback buffer search 1291This resource is deprecated and will be removed. Use a B<keysym> resource
1147(default: C<M-s>). 1292instead, e.g.:
1148 1293
1294 URxvt.keysym.M-s: searchable-scrollback:start
1295
1149=item B<urlLauncher>: I<string> 1296=item B<url-launcher>: I<string>
1150 1297
1151Specifies the program to be started with a URL argument. Used by the 1298Specifies the program to be started with a URL argument. Used by the
1152C<selection-popup> and C<mark-urls> perl extensions. 1299C<selection-popup> and C<matcher> perl extensions.
1153 1300
1154=item B<transient-for>: I<windowid> 1301=item B<transient-for>: I<windowid>
1155 1302
1156Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id. 1303Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1157 1304
1158=item B<override-redirect>: I<boolean> 1305=item B<override-redirect>: I<boolean>
1159 1306
1160Compile I<frills>: Sets override-redirect for the terminal window, making 1307Compile I<frills>: Sets override-redirect for the terminal window, making
1161it almost invisible to window managers; option B<-override-redirect>. 1308it almost invisible to window managers; option B<-override-redirect>.
1309
1310=item B<iso14755:> I<boolean>
1311
1312Turn on/off ISO 14755 (default enabled).
1313
1314=item B<iso14755_52:> I<boolean>
1315
1316Turn on/off ISO 14755 5.2 mode (default enabled).
1317
1318=back
1319
1320=head1 BACKGROUND IMAGE OPTIONS AND RESOURCES
1321
1322=over 4
1323
1324=item B<-pixmap> I<file[;oplist]>
1325
1326=item B<backgroundPixmap:> I<file[;oplist]>
1327
1328Compile I<pixbuf>: Use the specified image file as the window's
1329background and also optionally specify a colon separated list of
1330operations to modify it. Note that you may need to quote the C<;>
1331character when using the command line option, as C<;> is usually a
1332metacharacter in shells. Supported operations are:
1333
1334=over 4
1335
1336=item B<WxH+X+Y>
1337
1338sets scale and position. B<"W" / "H"> specify the horizontal/vertical
1339scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
1340scale of 0 disables scaling.
1341
1342=item B<op=tile>
1343
1344enables tiling
1345
1346=item B<op=keep-aspect>
1347
1348maintain the image aspect ratio when scaling
1349
1350=item B<op=root-align>
1351
1352use the position of the terminal window relative to the root window as
1353the image offset, simulating a root window background
1354
1355=back
1356
1357The default scale and position setting is C<100x100+50+50>.
1358Alternatively, a predefined set of templates can be used to achieve
1359the most common setups:
1360
1361=over 4
1362
1363=item B<style=tiled>
1364
1365the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
1366
1367=item B<style=aspect-stretched>
1368
1369the image is scaled to fill the whole window maintaining the aspect
1370ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
1371
1372=item B<style=stretched>
1373
1374the image is scaled to fill the whole window. Equivalent to 100x100
1375
1376=item B<style=centered>
1377
1378the image is centered with no scaling. Equivalent to 0x0+50+50
1379
1380=item B<style=root-tiled>
1381
1382the image is tiled with no scaling and using 'root' positioning.
1383Equivalent to 0x0:op=tile:op=root-align
1384
1385=back
1386
1387If multiple templates are specified the last one wins. Note that a
1388template overrides all the scale, position and operations settings.
1389
1390If used in conjunction with pseudo-transparency, the specified pixmap
1391will be blended over the transparent background using alpha-blending.
1392
1393=item B<-tr>|B<+tr>
1394
1395=item B<transparent:> I<boolean>
1396
1397Turn on/off pseudo-transparency by using the root pixmap as background.
1398
1399B<-ip> (B<inheritPixmap>) is still accepted as an obsolete alias but
1400will be removed in future versions.
1401
1402=item B<-tint> I<colour>
1403
1404=item B<tintColor:> I<colour>
1405
1406Tint the transparent background with the given colour. Note that a
1407black tint yields a completely black image while a white tint yields
1408the image unchanged.
1409
1410=item B<-sh> I<number>
1411
1412=item B<shading:> I<number>
1413
1414Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
1415A value of 100 means no shading.
1416
1417=item B<-blr> I<HxV>
1418
1419=item B<blurRadius:> I<HxV>
1420
1421Apply gaussian blur with the specified radius to the transparent
1422background. If a single number is specified, the vertical and
1423horizontal radii are considered to be the same. Setting one of the
1424radii to 1 and the other to a large number creates interesting effects
1425on some backgrounds. The maximum radius value is 128. An horizontal or
1426vertical radius of 0 disables blurring.
1427
1428=item B<path:> I<path>
1429
1430Specify the colon-delimited search path for finding background image files.
1162 1431
1163=back 1432=back
1164 1433
1165=head1 THE SCROLLBAR 1434=head1 THE SCROLLBAR
1166 1435
1185application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1454application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1186(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1455(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
1187up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1456up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1188respectively. 1457respectively.
1189 1458
1190=head1 TEXT SELECTION AND INSERTION 1459=head1 THE SELECTION: SELECTING AND PASTING TEXT
1191 1460
1192The behaviour of text selection and insertion mechanism is similar to 1461The behaviour of text selection and insertion/pasting mechanism is similar
1193I<xterm>(1). 1462to I<xterm>(1).
1194 1463
1195=over 4 1464=over 4
1196 1465
1197=item B<Selection>: 1466=item B<Selecting>:
1198 1467
1199Left click at the beginning of the region, drag to the end of the region 1468Left click at the beginning of the region, drag to the end of the region
1200and release; Right click to extend the marked region; Left double-click 1469and release; Right click to extend the marked region; Left double-click
1201to select a word; Left triple-click to select the entire logical line 1470to select a word; Left triple-click to select the entire logical line
1202(which can span multiple screen lines), unless modified by resource 1471(which can span multiple screen lines), unless modified by resource
1206(Compile: I<frills>) will create a rectangular selection instead of a 1475(Compile: I<frills>) will create a rectangular selection instead of a
1207normal one. In this mode, every selected row becomes its own line in the 1476normal one. In this mode, every selected row becomes its own line in the
1208selection, and trailing whitespace is visually underlined and removed from 1477selection, and trailing whitespace is visually underlined and removed from
1209the selection. 1478the selection.
1210 1479
1211=item B<Insertion>: 1480=item B<Pasting>:
1212 1481
1213Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@> 1482Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1214window causes the value of the PRIMARY selection (or CLIPBOARD with the 1483window causes the value of the PRIMARY selection (or CLIPBOARD with the
1215Meta modifier) to be inserted as if it had been typed on the keyboard. 1484B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1216 1485
1217Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be 1486Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1218inserted too. 1487inserted too.
1219 1488
1489rxvt-unicode also provides the bindings B<Ctrl-Meta-c> and
1490<Ctrl-Meta-v> to interact with the CLIPBOARD selection. The first
1491binding causes the value of the internal selection to be copied to the
1492CLIPBOARD selection, while the second binding causes the value of the
1493CLIPBOARD selection to be inserted.
1494
1220=back 1495=back
1221 1496
1222=head1 CHANGING FONTS 1497=head1 CHANGING FONTS
1223 1498
1224Changing fonts (or font sizes, respectively) via the keypad is not yet 1499Changing fonts (or font sizes, respectively) via the keypad is not yet
1237 1512
1238=head1 ISO 14755 SUPPORT 1513=head1 ISO 14755 SUPPORT
1239 1514
1240ISO 14755 is a standard for entering and viewing unicode characters 1515ISO 14755 is a standard for entering and viewing unicode characters
1241and character codes using the keyboard. It consists of 4 parts. The 1516and character codes using the keyboard. It consists of 4 parts. The
1242first part is available rxvt-unicode has been compiled with 1517first part is available if rxvt-unicode has been compiled with
1243C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1518C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1244with C<--enable-iso14755>. 1519with C<--enable-iso14755>.
1245 1520
1246=over 4 1521=over 4
1247 1522
1267This mode lets you input characters representing the keycap symbols of 1542This mode lets you input characters representing the keycap symbols of
1268your keyboard, if representable in the current locale encoding. 1543your keyboard, if representable in the current locale encoding.
1269 1544
1270Start by pressing C<Control> and C<Shift> together, then releasing 1545Start by pressing C<Control> and C<Shift> together, then releasing
1271them. The next special key (cursor keys, home etc.) you enter will not 1546them. The next special key (cursor keys, home etc.) you enter will not
1272invoke it's usual function but instead will insert the corresponding 1547invoke its usual function but instead will insert the corresponding
1273keycap symbol. The symbol will only be entered when the key has been 1548keycap symbol. The symbol will only be entered when the key has been
1274released, otherwise pressing e.g. C<Shift> would enter the symbol for 1549released, otherwise pressing e.g. C<Shift> would enter the symbol for
1275C<ISO Level 2 Switch>, although your intention might have been to enter a 1550C<ISO Level 2 Switch>, although your intention might have been to enter a
1276reverse tab (Shift-Tab). 1551reverse tab (Shift-Tab).
1277 1552
1305B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1580B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1306it can be seen via the I<who(1)> command, and can accept messages. To 1581it can be seen via the I<who(1)> command, and can accept messages. To
1307allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1582allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1308on some systems or setgid to root or to some other group on others. 1583on some systems or setgid to root or to some other group on others.
1309 1584
1310=head1 COLORS AND GRAPHICS 1585=head1 COLOURS AND GRAPHICS
1311 1586
1312In addition to the default foreground and background colours, 1587In addition to the default foreground and background colours,
1313B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1588B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1314high-intensity bold/blink versions of the same). Here is a list of the 1589high-intensity (potentially bold/blink) versions of the same, and 72 (or
1315colours with their names. 1590240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1591cube plus a 8 (24) colour greyscale ramp.
1592
1593Here is a list of the ANSI colours with their names.
1316 1594
1317=begin table 1595=begin table
1318 1596
1319 B<color0> (black) = Black 1597 B<color0> (black) = Black
1320 B<color1> (red) = Red3 1598 B<color1> (red) = Red3
1340It is also possible to specify the colour values of B<foreground>, 1618It is also possible to specify the colour values of B<foreground>,
1341B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1619B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1342a number 0-15, as a convenient shorthand to reference the colour name of 1620a number 0-15, as a convenient shorthand to reference the colour name of
1343color0-color15. 1621color0-color15.
1344 1622
1345If Xft support has been compiled in and as long as Xft/Xrender don't get 1623The following text gives values for the standard 88 colour mode (and
1346their act together, rxvt-unicode will support C<#ARGB>, C<#AARRGGBB> 1624values for the 256 colour mode in parentheses).
1347and C<#AAAARRRRGGGGBBBB> colour specifications, in addition to the ones 1625
1348provided by X, where the additional A component specifies alpha (opacity) 1626The RGB cube uses indices 16..79 (16..231) using the following formulas:
1349values (0 is completely transparent and the maximum is opaque). You 1627
1350probably need to specify B<"-depth 32">, too, as X is far from just 1628 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1351supporting ARGB visuals out of the box. 1629 index_256 = (r * 6 + g) * 6 + b + 16 # r, g, b = 0..5
1630
1631The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1632steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1633the RGB cube.
1634
1635Together, all those colours implement the 88 (256) colour xterm
1636colours. Only the first 16 can be changed using resources currently, the
1637rest can only be changed via command sequences ("escape codes").
1638
1639Applications are advised to use terminfo or command sequences to discover
1640number and RGB values of all colours (yes, you can query this...).
1352 1641
1353Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1642Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1354always swapping the foreground/background colours. This is in contrast to 1643always swapping the foreground/background colours. This is in contrast to
1355I<xterm>(1) where the colours are only swapped if they have not otherwise 1644I<xterm>(1) where the colours are only swapped if they have not otherwise
1356been specified. For example, 1645been specified. For example,
1357 1646
1647 @@RXVT_NAME@@ -fg Black -bg White -rv
1648
1649would yield White on Black, while on I<xterm>(1) it would yield Black on
1650White.
1651
1652=head2 ALPHA CHANNEL SUPPORT
1653
1654If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1655their act together, rxvt-unicode will do its own alpha channel management:
1656
1657You can prefix any colour with an opaqueness percentage enclosed in
1658brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1659(0-100) that specifies the opacity of the colour, where C<0> is completely
1660transparent and C<100> is completely opaque. For example, C<[50]red> is a
1661half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1662is the recommended format to specify transparency values, and works with
1663all ways to specify a colour.
1664
1665For complete control, rxvt-unicode also supports
1666C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1667specifications, where the additional C<aaaa> component specifies opacity
1668(alpha) values. The minimum value of C<0000> is completely transparent,
1669while C<ffff> is completely opaque). The two example colours from
1670earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1671C<rgba:0000/ff00/0000/f332>.
1672
1673You probably need to specify B<"-depth 32">, too, to force a visual with
1674alpha channels, and have the luck that your X-server uses ARGB pixel
1675layout, as X is far from just supporting ARGB visuals out of the box, and
1676rxvt-unicode just fudges around.
1677
1678For example, the following selects an almost completely transparent black
1679background, and an almost opaque pink foreground:
1680
1681 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1682
1683When not using a background image, then the interpretation of the
1684alpha channel is up to your compositing manager (most interpret it as
1685transparency of course).
1686
1687When using a background pixmap or pseudo-transparency, then the background
1688colour will always behave as if it were completely transparent (so the
1689background image shows instead), regardless of how it was specified, while
1690other colours will either be transparent as specified (the background
1691image will show through) on servers supporting the RENDER extension, or
1692fully opaque on servers not supporting the RENDER EXTENSION.
1693
1694Please note that due to bugs in Xft, specifying alpha values might result
1695in garbage being displayed when the X-server does not support the RENDER
1696extension.
1697
1698=head1 ENVIRONMENT
1699
1700B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1701
1358=over 4 1702=over 4
1359 1703
1360=item B<@@RXVT_NAME@@ -fg Black -bg White -rv>
1361
1362would yield White on Black, while on I<xterm>(1) it would yield Black
1363on White.
1364
1365=back
1366
1367=head1 ENVIRONMENT
1368
1369B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1370
1371=over 4
1372
1373=item B<TERM> 1704=item B<TERM>
1374 1705
1375Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1706Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1376resources or on the commandline. 1707resources or on the command line.
1377 1708
1378=item B<COLORTERM> 1709=item B<COLORTERM>
1379 1710
1380Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1711Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1381compiled with XPM support, and optionally with the added extension 1712compiled with background image support, and optionally with the added
1382C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1713extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1714screen.
1383 1715
1384=item B<COLORFGBG> 1716=item B<COLORFGBG>
1385 1717
1386Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1718Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1387the colour code used as default foreground/text colour (or the string 1719the colour code used as default foreground/text colour (or the string
1388C<default> to indicate that the default-colour escape sequence is to be 1720C<default> to indicate that the default-colour escape sequence is to be
1389used), C<bg> is the colour code used as default background colour (or the 1721used), C<bg> is the colour code used as default background colour (or the
1390string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1722string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1391was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1723was compiled with background image support. Libraries like C<ncurses>
1392(and do) use this information to optimize screen output. 1724and C<slang> can (and do) use this information to optimize screen output.
1393 1725
1394=item B<WINDOWID> 1726=item B<WINDOWID>
1395 1727
1396Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1728Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1397window, which usually has subwindows for the scrollbar, the terminal 1729window, which usually has subwindows for the scrollbar, the terminal
1403C<--with-terminfo=PATH>. 1735C<--with-terminfo=PATH>.
1404 1736
1405=item B<DISPLAY> 1737=item B<DISPLAY>
1406 1738
1407Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1739Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1408display in it's child processes. 1740display in its child processes if C<-display> isn't used to override. It
1741defaults to C<:0> if it doesn't exist.
1409 1742
1410=item B<SHELL> 1743=item B<SHELL>
1411 1744
1412The shell to be used for command execution, defaults to C</bin/sh>. 1745The shell to be used for command execution, defaults to C</bin/sh>.
1413 1746
1414=item B<RXVT_SOCKET> 1747=item B<RXVT_SOCKET> [I<sic>]
1415 1748
1416The unix domain socket path used by @@RXVT_NAME@@c(1) and 1749The unix domain socket path used by @@RXVT_NAME@@c(1) and
1417@@RXVT_NAME@@d(1). 1750@@RXVT_NAME@@d(1).
1418 1751
1419Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1752Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1753
1754=item B<URXVT_PERL_LIB>
1755
1756Additional F<:>-separated library search path for perl extensions. Will be
1757searched after B<-perl-lib> but before F<~/.urxvt/ext> and the system library
1758directory.
1759
1760=item B<URXVT_PERL_VERBOSITY>
1761
1762See L<@@RXVT_NAME@@perl>(3).
1420 1763
1421=item B<HOME> 1764=item B<HOME>
1422 1765
1423Used to locate the default directory for the unix domain socket for 1766Used to locate the default directory for the unix domain socket for
1424daemon communications and to locate various resource files (such as 1767daemon communications and to locate various resource files (such as
1425C<.Xdefaults>) 1768C<.Xdefaults>)
1426 1769
1427=item B<XAPPLRESDIR> 1770=item B<XAPPLRESDIR>
1428 1771
1429Directory where various X resource files are being located. 1772Directory where application-specific X resource files are located.
1430 1773
1431=item B<XENVIRONMENT> 1774=item B<XENVIRONMENT>
1432 1775
1433If set and accessible, gives the name of a X resource file to be loaded by 1776If set and accessible, gives the name of a X resource file to be loaded by
1434@@RXVT_NAME@@. 1777@@RXVT_NAME@@.
1439 1782
1440=over 4 1783=over 4
1441 1784
1442=item B</usr/lib/X11/rgb.txt> 1785=item B</usr/lib/X11/rgb.txt>
1443 1786
1444Color names. 1787Colour names.
1445 1788
1446=back 1789=back
1447 1790
1448=head1 SEE ALSO 1791=head1 SEE ALSO
1449 1792
1793@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), @@RXVT_NAME@@-extensions(1),
1450@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1794@@RXVT_NAME@@perl(3), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1451 1795
1452=head1 CURRENT PROJECT COORDINATOR 1796=head1 CURRENT PROJECT COORDINATOR
1453 1797
1454=over 4 1798=over 4
1455 1799
1456=item Project Coordinator 1800=item Project Coordinator
1457 1801
1458Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1802Marc A. Lehmann <rxvt-unicode@schmorp.de>.
1459 1803
1460L<http://software.schmorp.de/#rxvt-unicode> 1804L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1461 1805
1462=back 1806=back
1463 1807
1464=head1 AUTHORS 1808=head1 AUTHORS
1465 1809
1467 1811
1468=item John Bovey 1812=item John Bovey
1469 1813
1470University of Kent, 1992, wrote the original Xvt. 1814University of Kent, 1992, wrote the original Xvt.
1471 1815
1472=item Rob Nation L<< <nation@rocket.sanders.lockheed.com> >> 1816=item Rob Nation <nation@rocket.sanders.lockheed.com>
1473 1817
1474very heavily modified Xvt and came up with Rxvt 1818very heavily modified Xvt and came up with Rxvt
1475 1819
1476=item Angelo Haritsis L<< <ah@doc.ic.ac.uk> >> 1820=item Angelo Haritsis <ah@doc.ic.ac.uk>
1477 1821
1478wrote the Greek Keyboard Input (no longer in code) 1822wrote the Greek Keyboard Input (no longer in code)
1479 1823
1480=item mj olesen L<< <olesen@me.QueensU.CA> >> 1824=item mj olesen <olesen@me.QueensU.CA>
1481 1825
1482Wrote the menu system. 1826Wrote the menu system.
1483 1827
1484Project Coordinator (changes.txt 2.11 to 2.21) 1828Project Coordinator (changes.txt 2.11 to 2.21)
1485 1829
1486=item Oezguer Kesim L<< <kesim@math.fu-berlin.de> >> 1830=item Oezguer Kesim <kesim@math.fu-berlin.de>
1487 1831
1488Project Coordinator (changes.txt 2.21a to 2.4.5) 1832Project Coordinator (changes.txt 2.21a to 2.4.5)
1489 1833
1490=item Geoff Wing L<< <gcw@pobox.com> >> 1834=item Geoff Wing <gcw@pobox.com>
1491 1835
1492Rewrote screen display and text selection routines. 1836Rewrote screen display and text selection routines.
1493 1837
1494Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1838Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1495 1839
1496=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1840=item Marc Alexander Lehmann <rxvt-unicode@schmorp.de>
1497 1841
1498Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1842Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1499extension, random hacks, numerous bugfixes and extensions. 1843extension, random hacks, numerous bugfixes and extensions.
1500 1844
1501Project Coordinator (Changes 1.0 -) 1845Project Coordinator (Changes 1.0 -)
1502 1846
1503=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1847=item Emanuele Giaquinta <emanuele.giaquinta@gmail.com>
1504 1848
1505Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1849pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1506 1850
1507=back 1851=back
1508 1852

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