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Revision 1.69 by root, Tue Oct 25 19:04:45 2005 UTC vs.
Revision 1.220 by root, Fri Sep 21 23:31:43 2012 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.
100
101=item B<-depth> I<bitdepth>
102
103Compile I<frills>: Attempt to find a visual with the given bit depth;
104resource B<depth>.
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 possible
114visual ids).
97 115
98=item B<-geometry> I<geom> 116=item B<-geometry> I<geom>
99 117
100Window geometry (B<-g> still respected); resource B<geometry>. 118Window geometry (B<-g> still respected); resource B<geometry>.
101 119
103 121
104Turn on/off simulated reverse video; resource B<reverseVideo>. 122Turn on/off simulated reverse video; resource B<reverseVideo>.
105 123
106=item B<-j>|B<+j> 124=item B<-j>|B<+j>
107 125
108Turn on/off jump scrolling; resource B<jumpScroll>. 126Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
109 127
110=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 128=item B<-ss>|B<+ss>
111 129
112Turn on/off inheriting parent window's pixmap. Alternative form is 130Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
113B<-tr>; resource B<inheritPixmap>. 131
132=item B<-tr>|B<+tr>
133
134Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
135
136B<-ip> is still accepted as an obsolete alias but will be removed in
137future versions.
114 138
115=item B<-fade> I<number> 139=item B<-fade> I<number>
116 140
117Fade the text by the given percentage when focus is lost. Small values 141Fade the text by the given percentage when focus is lost. Small values
118fade a little only, 100 completely replaces all colours by the fade 142fade a little only, 100 completely replaces all colours by the fade
119colour; resource B<fading>. 143colour; resource B<fading>.
120 144
121=item B<-fadecolor> I<colour> 145=item B<-fadecolor> I<colour>
122 146
123Fade to this colour when fading is used (see B<-fade>). The default colour 147Fade to this colour when fading is used (see B<-fade>). The default colour
124is black. resource B<fadeColor>. 148is opaque black. resource B<fadeColor>.
125 149
126=item B<-tint> I<colour> 150=item B<-tint> I<colour>
127 151
128Tint the transparent background pixmap with the given colour when 152Tint the transparent background with the given colour;
129transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 153resource I<tintColor>.
130option that can be used to brighten or darken the image in addition to
131tinting it; resource I<tintColor>. Example:
132 154
133 @@RXVT_NAME@@ -tr -tint blue -sh 40 155=item B<-sh> I<number>
134 156
135=item B<-sh>
136
137I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 157Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
138background image in addition to tinting it (i.e. B<-tint> must be 158A value of 100 means no shading; resource I<shading>.
139specified, too, e.g. C<-tint white>). 159
160=item B<-blr> I<HxV>
161
162Apply Gaussian Blur with the specified radii to the transparent
163background. If a single number is specified, the vertical and
164horizontal radii are considered to be the same. Setting one of the
165radii to 1 and the other to a large number creates interesting effects
166on some backgrounds. The maximum radius value is 128. An horizontal or
167vertical radius of 0 disables blurring;
168resource I<blurRadius>.
169
170=item B<-icon> I<file>
171
172Compile I<pixbuf>: Use the specified image as application icon. This
173is used by many window managers, taskbars and pagers to represent the
174application window; resource I<iconFile>.
140 175
141=item B<-bg> I<colour> 176=item B<-bg> I<colour>
142 177
143Window background colour; resource B<background>. 178Window background colour; resource B<background>.
144 179
145=item B<-fg> I<colour> 180=item B<-fg> I<colour>
146 181
147Window foreground colour; resource B<foreground>. 182Window foreground colour; resource B<foreground>.
148 183
149=item B<-pixmap> I<file[;geom]> 184=item B<-pixmap> I<file[;oplist]>
150 185
151Compile I<XPM>: Specify XPM file for the background and also optionally 186Compile I<pixbuf>: Specify image file for the background and also
152specify its scaling with a geometry string. Note you may need to 187optionally specify a list of operations to modify it. Note you may need to
153add quotes to avoid special shell interpretation of the C<;> in the 188add quotes to avoid special shell interpretation of the C<;> in the
154command-line; resource B<backgroundPixmap>. 189command-line; for more details see resource B<backgroundPixmap>.
155 190
156=item B<-cr> I<colour> 191=item B<-cr> I<colour>
157 192
158The cursor colour; resource B<cursorColor>. 193The cursor colour; resource B<cursorColor>.
159 194
171resource B<borderColor>. 206resource B<borderColor>.
172 207
173=item B<-fn> I<fontlist> 208=item B<-fn> I<fontlist>
174 209
175Select the fonts to be used. This is a comma separated list of font names 210Select the fonts to be used. This is a comma separated list of font names
176that are used in turn when trying to display Unicode characters. The 211that are checked in order when trying to find glyphs for characters. The
177first font defines the cell size for characters; other fonts might be 212first font defines the cell size for characters; other fonts might be
178smaller, but not (in general) larger. A (hopefully) reasonable default 213smaller, but not (in general) larger. A (hopefully) reasonable default
179font list is always appended to it. See resource B<font> for more details. 214font list is always appended to it. See resource B<font> for more details.
180 215
181In short, to specify an X11 core font, just specify it's name or prefix it 216In short, to specify an X11 core font, just specify its name or prefix it
182with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 217with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
183e.g.: 218e.g.:
184 219
185 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 220 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
186 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 221 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
188See also the question "How does rxvt-unicode choose fonts?" in the FAQ 223See also the question "How does rxvt-unicode choose fonts?" in the FAQ
189section of @@RXVT_NAME@@(7). 224section of @@RXVT_NAME@@(7).
190 225
191=item B<-fb> I<fontlist> 226=item B<-fb> I<fontlist>
192 227
193Compile font-styles: The bold font list to use when bold characters are to 228Compile I<font-styles>: The bold font list to use when B<bold> characters
194be printed. See resource B<boldFont> for details. 229are to be printed. See resource B<boldFont> for details.
195 230
196=item B<-fi> I<fontlist> 231=item B<-fi> I<fontlist>
197 232
198Compile font-styles: The italic font list to use when bold characters are to 233Compile I<font-styles>: The italic font list to use when I<italic>
199be printed. See resource B<italicFont> for details. 234characters are to be printed. See resource B<italicFont> for details.
200 235
201=item B<-fbi> I<fontlist> 236=item B<-fbi> I<fontlist>
202 237
203Compile font-styles: The bold italic font list to use when bold characters are to 238Compile I<font-styles>: The bold italic font list to use when B<< I<bold
204be printed. See resource B<boldItalicFont> for details. 239italic> >> characters are to be printed. See resource B<boldItalicFont>
240for details.
241
242=item B<-is>|B<+is>
243
244Compile I<font-styles>: Bold/Blink font styles imply high intensity
245foreground/background (default). See resource B<intensityStyles> for
246details.
205 247
206=item B<-name> I<name> 248=item B<-name> I<name>
207 249
208Specify the application name under which resources are to be obtained, 250Specify the application name under which resources are to be obtained,
209rather than the default executable file name. Name should not contain 251rather than the default executable file name. Name should not contain
225 267
226=item B<-sb>|B<+sb> 268=item B<-sb>|B<+sb>
227 269
228Turn on/off scrollbar; resource B<scrollBar>. 270Turn on/off scrollbar; resource B<scrollBar>.
229 271
272=item B<-sr>|B<+sr>
273
274Put scrollbar on right/left; resource B<scrollBar_right>.
275
276=item B<-st>|B<+st>
277
278Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
279resource B<scrollBar_floating>.
280
230=item B<-si>|B<+si> 281=item B<-si>|B<+si>
231 282
232Turn on/off scroll-to-bottom on TTY output inhibit; resource 283Turn on/off scroll-to-bottom on TTY output inhibit; resource
233B<scrollTtyOutput> has opposite effect. 284B<scrollTtyOutput> has opposite effect.
234 285
240=item B<-sw>|B<+sw> 291=item B<-sw>|B<+sw>
241 292
242Turn on/off scrolling with the scrollback buffer as new lines appear. 293Turn on/off scrolling with the scrollback buffer as new lines appear.
243This only takes effect if B<-si> is also given; resource 294This only takes effect if B<-si> is also given; resource
244B<scrollWithBuffer>. 295B<scrollWithBuffer>.
245
246=item B<-sr>|B<+sr>
247
248Put scrollbar on right/left; resource B<scrollBar_right>.
249
250=item B<-st>|B<+st>
251
252Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
253resource B<scrollBar_floating>.
254 296
255=item B<-ptab>|B<+ptab> 297=item B<-ptab>|B<+ptab>
256 298
257If enabled (default), "Horizontal Tab" characters are being stored as 299If enabled (default), "Horizontal Tab" characters are being stored as
258actual wide characters in the screen buffer, which makes it possible to 300actual wide characters in the screen buffer, which makes it possible to
262 304
263=item B<-bc>|B<+bc> 305=item B<-bc>|B<+bc>
264 306
265Blink the cursor; resource B<cursorBlink>. 307Blink the cursor; resource B<cursorBlink>.
266 308
309=item B<-uc>|B<+uc>
310
311Make the cursor underlined; resource B<cursorUnderline>.
312
267=item B<-iconic> 313=item B<-iconic>
268 314
269Start iconified, if the window manager supports that option. 315Start iconified, if the window manager supports that option.
270Alternative form is B<-ic>. 316Alternative form is B<-ic>.
271 317
287 333
288=item B<-bl> 334=item B<-bl>
289 335
290Compile I<frills>: Set MWM hints to request a borderless window, i.e. 336Compile I<frills>: Set MWM hints to request a borderless window, i.e.
291if honoured by the WM, the rxvt-unicode window will not have window 337if honoured by the WM, the rxvt-unicode window will not have window
292decorations; resource B<borderLess>. 338decorations; resource B<borderLess>. If the window manager does not
339support MWM hints (e.g. kwin), enables override-redirect mode.
340
341=item B<-override-redirect>
342
343Compile I<frills>: Sets override-redirect on the window; resource
344B<override-redirect>.
345
346=item B<-sbg>
347
348Compile I<frills>: Disable the usage of the built-in block graphics/line
349drawing characters and just rely on what the specified fonts provide. Use
350this if you have a good font and want to use its block graphic glyphs;
351resource B<skipBuiltinGlyphs>.
293 352
294=item B<-lsp> I<number> 353=item B<-lsp> I<number>
295 354
296Compile I<frills>: Lines (pixel height) to insert between each row of 355Compile I<frills>: Lines (pixel height) to insert between each row of
297the display. Useful to work around font rendering problems; resource 356the display. Useful to work around font rendering problems; resource
298B<linespace>. 357B<lineSpace>.
358
359=item B<-letsp> I<number>
360
361Compile I<frills>: Amount to adjust the computed character width by
362to control overall letter spacing. Negative values will tighten up the
363letter spacing, positive values will space letters out more. Useful to
364work around odd font metrics; resource B<letterSpace>.
299 365
300=item B<-tn> I<termname> 366=item B<-tn> I<termname>
301 367
302This option specifies the name of the terminal type to be set in the 368This option specifies the name of the terminal type to be set in the
303B<TERM> environment variable. This terminal type must exist in the 369B<TERM> environment variable. This terminal type must exist in the
312given on the command line. If this option is used, it must be the last 378given on the command line. If this option is used, it must be the last
313on the command-line. If there is no B<-e> option then the default is to 379on the command-line. If there is no B<-e> option then the default is to
314run the program specified by the B<SHELL> environment variable or, 380run the program specified by the B<SHELL> environment variable or,
315failing that, I<sh(1)>. 381failing that, I<sh(1)>.
316 382
383Please note that you must specify a program with arguments. If you want to
384run shell commands, you have to specify the shell, like this:
385
386 @@RXVT_NAME@@ -e sh -c "shell commands"
387
317=item B<-title> I<text> 388=item B<-title> I<text>
318 389
319Window title (B<-T> still respected); the default title is the basename 390Window title (B<-T> still respected); the default title is the basename
320of the program specified after the B<-e> option, if any, otherwise the 391of the program specified after the B<-e> option, if any, otherwise the
321application name; resource B<title>. 392application name; resource B<title>.
352for more info. 423for more info.
353 424
354=item B<-tcw> 425=item B<-tcw>
355 426
356Change the meaning of triple-click selection with the left mouse 427Change the meaning of triple-click selection with the left mouse
428button. Only effective when the original (non-perl) selection code is
357button. Instead of selecting a full line it will extend the selection the 429in-use. Instead of selecting a full line it will extend the selection to
358end of the logical line only. resource B<tripleclickwords>. 430the end of the logical line only. resource B<tripleclickwords>.
359 431
360=item B<-insecure> 432=item B<-insecure>
361 433
362Enable "insecure" mode, which currently enables most of the escape 434Enable "insecure" mode, which currently enables most of the escape
363sequences that echo strings. See the resource B<insecure> for more 435sequences that echo strings. See the resource B<insecure> for more
377=item B<-ssr>|B<+ssr> 449=item B<-ssr>|B<+ssr>
378 450
379Turn on/off secondary screen scroll (default enabled); resource 451Turn on/off secondary screen scroll (default enabled); resource
380B<secondaryScroll>. 452B<secondaryScroll>.
381 453
454=item B<-hold>|B<+hold>
455
456Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
457will not immediately destroy its window when the program executed within
458it exits. Instead, it will wait till it is being killed or closed by the
459user; resource B<hold>.
460
461=item B<-cd> I<path>
462
463Sets the working directory for the shell (or the command specified via
464B<-e>). The I<path> must be an absolute path and it must exist for
465@@RXVT_NAME@@ to start; resource B<chdir>.
466
467=item B<-xrm> I<string>
468
469Works like the X Toolkit option of the same name, by adding the I<string>
470as if it were specified in a resource file. Resource values specified this
471way take precedence over all other resource specifications.
472
473Note that you need to use the I<same> syntax as in the .Xdefaults file,
474e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
475options can be specified as long-options on the commandline, so use
476of B<-xrm> is mostly limited to cases where you want to specify other
477resources (e.g. for input methods) or for compatibility with other
478programs.
479
382=item B<-keysym.>I<sym> I<string> 480=item B<-keysym.>I<sym> I<string>
383 481
384Remap a key symbol. See resource B<keysym>. 482Remap a key symbol. See resource B<keysym>.
385 483
386=item B<-embed> I<windowid> 484=item B<-embed> I<windowid>
387 485
388Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 486Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
389which enables applications to easily embed a terminal. 487which enables applications to easily embed a terminal.
390 488
391Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 489Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
392shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 490shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
393quite a bit, so don't expect it to keep some specific state. It's best to 491quite a bit, so don't expect it to keep some specific state. It's best to
396The window will not be destroyed when @@RXVT_NAME@@ exits. 494The window will not be destroyed when @@RXVT_NAME@@ exits.
397 495
398It might be useful to know that @@RXVT_NAME@@ will not close file 496It might be useful to know that @@RXVT_NAME@@ will not close file
399descriptors passed to it (except for stdin/out/err, of course), so you 497descriptors passed to it (except for stdin/out/err, of course), so you
400can use file descriptors to communicate with the programs within the 498can use file descriptors to communicate with the programs within the
401terminal. This works regardless of wether the C<-embed> option was used or 499terminal. This works regardless of whether the C<-embed> option was used or
402not. 500not.
403 501
404Here is a short Gtk2-perl snippet that illustrates how this option can be 502Here is a short Gtk2-perl snippet that illustrates how this option can be
405used (a longer example is in F<doc/embed>): 503used (a longer example is in F<doc/embed>):
406 504
408 $rxvt->signal_connect_after (realize => sub { 506 $rxvt->signal_connect_after (realize => sub {
409 my $xid = $_[0]->window->get_xid; 507 my $xid = $_[0]->window->get_xid;
410 system "@@RXVT_NAME@@ -embed $xid &"; 508 system "@@RXVT_NAME@@ -embed $xid &";
411 }); 509 });
412 510
413=item B<-pty-fd> I<fileno> 511=item B<-pty-fd> I<file descriptor>
414 512
415Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty 513Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
416pair but instead use the given filehandle as the tty master. This is 514pair but instead use the given file descriptor as the tty master. This is
417useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator 515useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
418without having to run a program within it. 516without having to run a program within it.
419 517
420If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 518If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
421entries and will not tinker with pty/tty permissions - you have to do that 519entries and will not tinker with pty/tty permissions - you have to do that
422yourself if you want that. 520yourself if you want that.
521
522As an extremely special case, specifying C<-1> will completely suppress
523pty/tty operations, which is probably only useful in conjunction with some
524perl extension that manages the terminal.
423 525
424Here is a example in perl that illustrates how this option can be used (a 526Here is a example in perl that illustrates how this option can be used (a
425longer example is in F<doc/pty-fd>): 527longer example is in F<doc/pty-fd>):
426 528
427 use IO::Pty; 529 use IO::Pty;
434 536
435 # now communicate with rxvt 537 # now communicate with rxvt
436 my $slave = $pty->slave; 538 my $slave = $pty->slave;
437 while (<$slave>) { print $slave "got <$_>\n" } 539 while (<$slave>) { print $slave "got <$_>\n" }
438 540
541=item B<-pe> I<string>
542
543Comma-separated list of perl extension scripts to use (or not to use) in
544this terminal instance. See resource B<perl-ext> for details.
545
439=back 546=back
440 547
441=head1 RESOURCES (available also as long-options) 548=head1 RESOURCES
442 549
443Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 550Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
444options) compiled into your version. 551options) compiled into your version. All resources are also available as
552long-options.
445 553
446There are two different methods that @@RXVT_NAME@@ can use to get the 554You can set and change the resources using X11 tools like B<xrdb>. Many
447Xresource data: using the X libraries (Xrm*-functions) or internal 555distribution do also load settings from the B<~/.Xresources> file when X
448Xresources reader (B<~/.Xdefaults>). For the first method (ie. 556starts. @@RXVT_NAME@@ will consult the following files/resources in order,
449B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 557with later settings overwriting earlier ones:
450resources using X11 tools like B<xrdb>. Many distribution do also load
451settings from the B<~/.Xresources> file when X starts. @@RXVT_NAME@@
452will consult the following files/resources in order, with later settings
453overwriting earlier ones:
454 558
455 1. system-wide app-defaults file, either locale-dependent OR global
456 2. app-defaults file in $XAPPLRESDIR 559 1. app-defaults file in $XAPPLRESDIR
560 2. $HOME/.Xdefaults
457 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 561 3. RESOURCE_MANAGER property on root-window of screen 0
458 4. SCREEN_RESOURCES for the current screen 562 4. SCREEN_RESOURCES property on root-window of the current screen
459 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 563 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
564 6. resources specified via -xrm on the commandline
460 565
461If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h>
462lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults
463set in XAPPLOADDIR/URxvt (compile-time defined: usually
464B</usr/lib/X11/app-defaults/URxvt>) and resources set in
465B<~/.Xdefaults>, or B<~/.Xresources> if B<~/.Xdefaults> does not exist.
466Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two 566Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
467class names: B<XTerm> and B<URxvt>. The class name B<Rxvt> allows 567names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
468resources common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be 568common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
469easily configured, while the class name B<URxvt> allows resources 569configured, while the class name B<URxvt> allows resources unique to
470unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 570B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
471shared between different B<@@RXVT_NAME@@> configurations. If no 571configurations. If no resources are specified, suitable defaults will
472resources are specified, suitable defaults will be used. Command-line 572be used. Command-line arguments can be used to override resource
473arguments can be used to override resource settings. The following 573settings. The following resources are supported (you might want to
474resources are allowed: 574check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
575extensions not documented here):
475 576
476=over 4 577=over 4
578
579=item B<depth:> I<bitdepth>
580
581Compile I<xft>: Attempt to find a visual with the given bit depth;
582option B<-depth>.
583
584=item B<buffered:> I<boolean>
585
586Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
587On some card/driver combination enabling it slightly decreases
588performance, on most it greatly helps it. The slowdown is small, so it
589should normally be enabled.
477 590
478=item B<geometry:> I<geom> 591=item B<geometry:> I<geom>
479 592
480Create the window with the specified X window geometry [default 80x24]; 593Create the window with the specified X window geometry [default 80x24];
481option B<-geometry>. 594option B<-geometry>.
495Use the specified colour for the colour value I<n>, where 0-7 608Use the specified colour for the colour value I<n>, where 0-7
496corresponds to low-intensity (normal) colours and 8-15 corresponds to 609corresponds to low-intensity (normal) colours and 8-15 corresponds to
497high-intensity (bold = bright foreground, blink = bright background) 610high-intensity (bold = bright foreground, blink = bright background)
498colours. The canonical names are as follows: 0=black, 1=red, 2=green, 611colours. The canonical names are as follows: 0=black, 1=red, 2=green,
4993=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6123=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
500names used are listed in the B<COLORS AND GRAPHICS> section. 613names used are listed in the B<COLOURS AND GRAPHICS> section.
501 614
502Colours higher than 15 cannot be set using resources (yet), but can be 615Colours higher than 15 cannot be set using resources (yet), but can be
503changed using an escape command (see @@RXVT_NAME@@(7)). 616changed using an escape command (see @@RXVT_NAME@@(7)).
504 617
505Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 618Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
516=item B<colorUL:> I<colour> 629=item B<colorUL:> I<colour>
517 630
518Use the specified colour to display underlined characters when the 631Use the specified colour to display underlined characters when the
519foreground colour is the default. 632foreground colour is the default.
520 633
521=item B<colorRV:> I<colour>
522
523Use the specified colour as the background for reverse video
524characters.
525
526=item B<underlineColor:> I<colour> 634=item B<underlineColor:> I<colour>
527 635
528If set, use the specified colour as the colour for the underline 636If set, use the specified colour as the colour for the underline
529itself. If unset, use the foreground colour. 637itself. If unset, use the foreground colour.
638
639=item B<highlightColor:> I<colour>
640
641If set, use the specified colour as the background for highlighted
642characters. If unset, use reverse video.
643
644=item B<highlightTextColor:> I<colour>
645
646If set and highlightColor is set, use the specified colour as the
647foreground for highlighted characters.
530 648
531=item B<cursorColor:> I<colour> 649=item B<cursorColor:> I<colour>
532 650
533Use the specified colour for the cursor. The default is to use the 651Use the specified colour for the cursor. The default is to use the
534foreground colour; option B<-cr>. 652foreground colour; option B<-cr>.
541 659
542=item B<reverseVideo:> I<boolean> 660=item B<reverseVideo:> I<boolean>
543 661
544B<True>: simulate reverse video by foreground and background colours; 662B<True>: simulate reverse video by foreground and background colours;
545option B<-rv>. B<False>: regular screen colours [default]; option 663option B<-rv>. B<False>: regular screen colours [default]; option
546B<+rv>. See note in B<COLORS AND GRAPHICS> section. 664B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
547 665
548=item B<jumpScroll:> I<boolean> 666=item B<jumpScroll:> I<boolean>
549 667
550B<True>: specify that jump scrolling should be used. When scrolling 668B<True>: specify that jump scrolling should be used. When receiving lots
551quickly, fewer screen updates are performed [default]; option B<-j>. 669of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
670has been read, resulting in fewer updates while still displaying every
671received line; option B<-j>.
672
552B<False>: specify that smooth scrolling should be used; option B<+j>. 673B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
674force a screen refresh on each new line it received; option B<+j>.
553 675
554=item B<inheritPixmap:> I<boolean> 676=item B<skipScroll:> I<boolean>
555 677
556B<True>: make the background inherit the parent windows' pixmap, giving 678B<True>: (the default) specify that skip scrolling should be used. When
557artificial transparency. B<False>: do not inherit the parent windows' 679receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
558pixmap. 680(around 60 times per second), resulting in far fewer updates. This can
681result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
682option B<-ss>.
683
684B<False>: specify that everything is to be displayed, even
685if the refresh is too fast for the human eye to read anything (or the
686monitor to display anything); option B<+ss>.
687
688=item B<transparent:> I<boolean>
689
690Turn on/off pseudo-transparency by using the root pixmap as background.
691
692B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
693future versions.
559 694
560=item B<fading:> I<number> 695=item B<fading:> I<number>
561 696
562Fade the text by the given percentage when focus is lost; option B<-fade>. 697Fade the text by the given percentage when focus is lost; option B<-fade>.
563 698
566Fade to this colour, when fading is used (see B<fading:>). The default 701Fade to this colour, when fading is used (see B<fading:>). The default
567colour is black; option B<-fadecolor>. 702colour is black; option B<-fadecolor>.
568 703
569=item B<tintColor:> I<colour> 704=item B<tintColor:> I<colour>
570 705
571Tint the transparent background pixmap with the given colour; option 706Tint the transparent background with the given colour. If the RENDER
572B<-tint>. 707extension is not available only black, red, green, yellow, blue,
708magenta, cyan and white tints can be performed server-side. Note that
709a black tint yields a completely black image while a white tint yields
710the image unchanged; option B<-tint>.
573 711
574=item B<shading:> I<number> 712=item B<shading:> I<number>
575 713
576Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 714Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
577image in addition to tinting it. 715A value of 100 means no shading; option B<-sh>.
716
717=item B<blurRadius:> I<number>
718
719Apply gaussian blur with the specified radius to the transparent
720background; option B<-blr>.
721
722=item B<iconFile:> I<file>
723
724Set the application icon pixmap; option B<-icon>.
578 725
579=item B<scrollColor:> I<colour> 726=item B<scrollColor:> I<colour>
580 727
581Use the specified colour for the scrollbar [default #B2B2B2]. 728Use the specified colour for the scrollbar [default #B2B2B2].
582 729
588=item B<borderColor:> I<colour> 735=item B<borderColor:> I<colour>
589 736
590The colour of the border around the text area and between the scrollbar 737The colour of the border around the text area and between the scrollbar
591and the text. 738and the text.
592 739
593=item B<backgroundPixmap:> I<file[;geom]> 740=item B<backgroundPixmap:> I<file[;oplist]>
594 741
595Use the specified XPM file (note the `.xpm' extension is optional) for 742Use the specified image file for the background and also
596the background and also optionally specify its scaling with a geometry 743optionally specify a colon separated list of operations to modify it.
597string B<WxH+X+Y>, in which B<"W" / "H"> specify the 744Supported operations are:
598horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image
599centre (percent). A scale of 0 displays the image with tiling. A scale
600of 1 displays the image without any scaling. A scale of 2 to 9
601specifies an integer number of images in that direction. No image will
602be magnified beyond 10 times its original size. The maximum permitted
603scale is 1000. [default 0x0+50+50]
604 745
605=item B<menu:> I<file[;tag]> 746=over 4
606 747
607Read in the specified menu file (note the `.menu' extension is 748=item B<WxH+X+Y>
608optional) and also optionally specify a starting tag to find. See the 749
609reference documentation for details on the syntax for the menuBar. 750sets scale and position. B<"W" / "H"> specify the horizontal/vertical
751scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
752scale of 0 disables scaling.
753
754=item B<op=tile>
755
756enables tiling
757
758=item B<op=keep-aspect>
759
760maintain the image aspect ratio when scaling
761
762=item B<op=root-align>
763
764use the position of the terminal window relative to the root window as
765the image offset, simulating a root window background
766
767=back
768
769The default scale and position setting is C<100x100+50+50>.
770Alternatively, a predefined set of templates can be used to achieve
771the most common setups:
772
773=over 4
774
775=item B<style=tiled>
776
777the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
778
779=item B<style=aspect-stretched>
780
781the image is scaled to fill the whole window maintaining the aspect
782ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
783
784=item B<style=stretched>
785
786the image is scaled to fill the whole window. Equivalent to 100x100
787
788=item B<style=centered>
789
790the image is centered with no scaling. Equivalent to 0x0+50+50
791
792=item B<style=root-tiled>
793
794the image is tiled with no scaling and using 'root' positioning.
795Equivalent to 0x0:op=tile:op=root-align
796
797=back
798
799If multiple templates are specified the last one wins. Note that a
800template overrides all the scale, position and operations settings.
801
802If used in conjunction with B<-tr> option, the specified pixmap will be
803blended over the transparent background using alpha-blending.
610 804
611=item B<path:> I<path> 805=item B<path:> I<path>
612 806
613Specify the colon-delimited search path for finding files (XPM and 807Specify the colon-delimited search path for finding background image files.
614menus), in addition to the paths specified by the B<RXVTPATH> and
615B<PATH> environment variables.
616 808
617=item B<font:> I<fontlist> 809=item B<font:> I<fontlist>
618 810
619Select the fonts to be used. This is a comma separated list of font 811Select the fonts to be used. This is a comma separated list of font names
620names that are used in turn when trying to display Unicode characters. 812that are checked in order when trying to find glyphs for characters. The
621The first font defines the cell size for characters; other fonts might 813first font defines the cell size for characters; other fonts might be
622be smaller, but not larger. A reasonable default font list is always 814smaller, but not (in general) larger. A (hopefully) reasonable default
623appended to it. option B<-fn>. 815font list is always appended to it; option B<-fn>.
624 816
625Each font can either be a standard X11 core font (XLFD) name, with 817Each font can either be a standard X11 core font (XLFD) name, with
626optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>. 818optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
627 819
628In addition, each font can be prefixed with additional hints and 820In addition, each font can be prefixed with additional hints and
630hint currently is C<codeset=codeset-name>, and this is only used for Xft 822hint currently is C<codeset=codeset-name>, and this is only used for Xft
631fonts. 823fonts.
632 824
633For example, this font resource 825For example, this font resource
634 826
635 URxvt*font: 9x15bold,\ 827 URxvt.font: 9x15bold,\
636 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 828 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
637 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \ 829 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
638 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 830 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
639 xft:Code2000:antialias=false 831 xft:Code2000:antialias=false
640 832
643it is named first) and thus defines the character cell grid to be 9 pixels 835it is named first) and thus defines the character cell grid to be 9 pixels
644wide and 15 pixels high. 836wide and 15 pixels high.
645 837
646The second font is just used to add additional unicode characters not in 838The second font is just used to add additional unicode characters not in
647the base font, likewise the third, which is unfortunately non-bold, but 839the base font, likewise the third, which is unfortunately non-bold, but
648the bold version of the font does contain less characters, so this is a 840the bold version of the font does contain fewer characters, so this is a
649useful supplement. 841useful supplement.
650 842
651The third font is an Xft font with aliasing turned off, and the characters 843The third font is an Xft font with aliasing turned off, and the characters
652are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 844are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
653contains other characters, but we are not interested in them. 845contains other characters, but we are not interested in them.
674not possible, replacement fonts of the desired shape will be tried. 866not possible, replacement fonts of the desired shape will be tried.
675 867
676If set, but empty, then this specific style is disabled and the normal 868If set, but empty, then this specific style is disabled and the normal
677text font will being used for the given style. 869text font will being used for the given style.
678 870
679=item B<selectstyle:> I<mode> 871=item B<intensityStyles:> I<boolean>
680 872
681Set mouse selection style to B<old> which is 2.20, B<oldword> which is 873When font styles are not enabled, or this option is enabled (B<True>,
682xterm style with 2.20 old word selection, or anything else which gives 874option B<-is>, the default), bold/blink font styles imply high
683xterm style selection. 875intensity foreground/background colours. Disabling this option (B<False>,
684 876option B<+is>) disables this behaviour, the high intensity colours are not
685=item B<scrollstyle:> I<mode> 877reachable.
686
687Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
688the author's favourite.
689 878
690=item B<title:> I<string> 879=item B<title:> I<string>
691 880
692Set window title string, the default title is the command-line 881Set window title string, the default title is the command-line
693specified after the B<-e> option, if any, otherwise the application 882specified after the B<-e> option, if any, otherwise the application
702=item B<mapAlert:> I<boolean> 891=item B<mapAlert:> I<boolean>
703 892
704B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 893B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
705de-iconify (map) on receipt of a bell character [default]. 894de-iconify (map) on receipt of a bell character [default].
706 895
896=item B<urgentOnBell:> I<boolean>
897
898B<True>: set the urgency hint for the wm on receipt of a bell character.
899B<False>: do not set the urgency hint [default].
900
901@@RXVT_NAME@@ resets the urgency hint on every focus change.
902
707=item B<visualBell:> I<boolean> 903=item B<visualBell:> I<boolean>
708 904
709B<True>: use visual bell on receipt of a bell character; option B<-vb>. 905B<True>: use visual bell on receipt of a bell character; option B<-vb>.
710B<False>: no visual bell [default]; option B<+vb>. 906B<False>: no visual bell [default]; option B<+vb>.
711 907
729 925
730The string will be interpreted as if typed into the shell as-is. 926The string will be interpreted as if typed into the shell as-is.
731 927
732Example: 928Example:
733 929
734 URxvt*print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 930 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
735 931
736This creates a new file in your home directory with the screen contents 932This creates a new file in your home directory with the screen contents
737everytime you hit C<Print>. 933every time you hit C<Print>.
934
935=item B<scrollstyle:> I<mode>
936
937Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
938the author's favourite.
939
940=item B<thickness:> I<number>
941
942Set the scrollbar width in pixels.
738 943
739=item B<scrollBar:> I<boolean> 944=item B<scrollBar:> I<boolean>
740 945
741B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 946B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
742disable the scrollbar; option B<+sb>. 947disable the scrollbar; option B<+sb>.
762B<False>: do not scroll to bottom when tty receives output; option 967B<False>: do not scroll to bottom when tty receives output; option
763B<+si>. 968B<+si>.
764 969
765=item B<scrollWithBuffer:> I<boolean> 970=item B<scrollWithBuffer:> I<boolean>
766 971
767B<True>: scroll with scrollback buffer when tty receives new lines (and 972B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
768B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 973try to show the same lines) and B<scrollTtyOutput> is False; option
769with scrollback buffer when tty recieves new lines; option B<+sw>. 974B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
975new lines; option B<+sw>.
770 976
771=item B<scrollTtyKeypress:> I<boolean> 977=item B<scrollTtyKeypress:> I<boolean>
772 978
773B<True>: scroll to bottom when a non-special key is pressed. Special keys 979B<True>: scroll to bottom when a non-special key is pressed. Special keys
774are those which are intercepted by rxvt-unicode for special handling and 980are those which are intercepted by rxvt-unicode for special handling and
793=item B<borderLess:> I<boolean> 999=item B<borderLess:> I<boolean>
794 1000
795Set MWM hints to request a borderless window, i.e. if honoured by the 1001Set MWM hints to request a borderless window, i.e. if honoured by the
796WM, the rxvt-unicode window will not have window decorations; option B<-bl>. 1002WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
797 1003
1004=item B<skipBuiltinGlyphs:> I<boolean>
1005
1006Compile I<frills>: Disable the usage of the built-in block graphics/line
1007drawing characters and just rely on what the specified fonts provide. Use
1008this if you have a good font and want to use its block graphic glyphs;
1009option B<-sbg>.
1010
798=item B<termName:> I<termname> 1011=item B<termName:> I<termname>
799 1012
800Specifies the terminal type name to be set in the B<TERM> environment 1013Specifies the terminal type name to be set in the B<TERM> environment
801variable; option B<-tn>. 1014variable; option B<-tn>.
802 1015
803=item B<linespace:> I<number> 1016=item B<lineSpace:> I<number>
804 1017
805Specifies number of lines (pixel height) to insert between each row of 1018Specifies number of lines (pixel height) to insert between each row of
806the display [default 0]; option B<-lsp>. 1019the display [default 0]; option B<-lsp>.
807 1020
808=item B<meta8:> I<boolean> 1021=item B<meta8:> I<boolean>
822 1035
823=item B<cursorBlink:> I<boolean> 1036=item B<cursorBlink:> I<boolean>
824 1037
825B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1038B<True>: blink the cursor. B<False>: do not blink the cursor [default];
826option B<-bc>. 1039option B<-bc>.
1040
1041=item B<cursorUnderline:> I<boolean>
1042
1043B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1044option B<-uc>.
827 1045
828=item B<pointerBlank:> I<boolean> 1046=item B<pointerBlank:> I<boolean>
829 1047
830B<True>: blank the pointer when a key is pressed or after a set number 1048B<True>: blank the pointer when a key is pressed or after a set number
831of seconds of inactivity. B<False>: the pointer is always visible 1049of seconds of inactivity. B<False>: the pointer is always visible
845large number (e.g. C<987654321>) to effectively disable the timeout. 1063large number (e.g. C<987654321>) to effectively disable the timeout.
846 1064
847=item B<backspacekey:> I<string> 1065=item B<backspacekey:> I<string>
848 1066
849The string to send when the backspace key is pressed. If set to B<DEC> 1067The string to send when the backspace key is pressed. If set to B<DEC>
850or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1068or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
851(code 8) - which can be reversed with the appropriate DEC private mode 1069(code 8) - which can be reversed with the appropriate DEC private mode
852escape sequence. 1070escape sequence.
853 1071
854=item B<deletekey:> I<string> 1072=item B<deletekey:> I<string>
855 1073
857pressed. If unset it will send the sequence traditionally associated 1075pressed. If unset it will send the sequence traditionally associated
858with the B<Execute> key. 1076with the B<Execute> key.
859 1077
860=item B<cutchars:> I<string> 1078=item B<cutchars:> I<string>
861 1079
862The characters used as delimiters for double-click word selection. The 1080The characters used as delimiters for double-click word selection
863built-in default: 1081(whitespace delimiting is added automatically if resource is given).
864 1082
1083When the perl selection extension is in use (the default if compiled
1084in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1085characters will be created (if the resource exists, otherwise, no regex
1086will be created). In this mode, characters outside ISO-8859-1 can be used.
1087
1088When the selection extension is not used, only ISO-8859-1 characters can
1089be used. If not specified, the built-in default is used:
1090
865B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1091B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
866 1092
867=item B<preeditType:> I<style> 1093=item B<preeditType:> I<style>
868 1094
869B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1095B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
870 1096
875=item B<imLocale:> I<name> 1101=item B<imLocale:> I<name>
876 1102
877The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1103The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
878C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the 1104C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
879input extension to be able to input japanese characters while staying in 1105input extension to be able to input japanese characters while staying in
880another locale. option B<-imlocale>. 1106another locale; option B<-imlocale>.
881 1107
882=item B<imFont:> I<fontset> 1108=item B<imFont:> I<fontset>
883 1109
884Specify the font-set used for XIM styles C<OverTheSpot> or 1110Specify the font-set used for XIM styles C<OverTheSpot> or
885C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1111C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
890 1116
891=item B<tripleclickwords:> I<boolean> 1117=item B<tripleclickwords:> I<boolean>
892 1118
893Change the meaning of triple-click selection with the left mouse 1119Change the meaning of triple-click selection with the left mouse
894button. Instead of selecting a full line it will extend the selection to 1120button. Instead of selecting a full line it will extend the selection to
895the end of the logical line only. option B<-tcw>. 1121the end of the logical line only; option B<-tcw>.
896 1122
897=item B<insecure:> I<boolean> 1123=item B<insecure:> I<boolean>
898 1124
899Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1125Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
900echo arbitrary strings like the icon name or the locale. This could be 1126echo arbitrary strings like the icon name or the locale. This could be
901abused if somebody gets 8-bit-clean access to your display, whether 1127abused if somebody gets 8-bit-clean access to your display, whether
902throuh a mail client displaying mail bodies unfiltered or though 1128through a mail client displaying mail bodies unfiltered or through
903write(1). Therefore, these sequences are disabled by default. (Note 1129write(1) or any other means. Therefore, these sequences are disabled by
904that other terminals, including xterm, have these sequences 1130default. (Note that many other terminals, including xterm, have these
905enabled by default). You can enable them by setting this boolean 1131sequences enabled by default, which doesn't make it safer, though).
906resource or specifying B<-insecure> as an option. At the moment, this 1132
907enabled display-answer, locale, findfont, icon label and window title 1133You can enable them by setting this boolean resource or specifying
908requests as well as dynamic menubar dispatch. 1134B<-insecure> as an option. At the moment, this enables display-answer,
1135locale, findfont, icon label and window title requests.
909 1136
910=item B<modifier:> I<modifier> 1137=item B<modifier:> I<modifier>
911 1138
912Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1139Set the key to be interpreted as the Meta key to: B<alt>, B<meta>,
913B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option 1140B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
917 1144
918Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1145Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
919character is passed through. It may contain escape values as described 1146character is passed through. It may contain escape values as described
920in the entry on B<keysym> following. 1147in the entry on B<keysym> following.
921 1148
922=item B<secondaryScreen:> I<bool> 1149=item B<secondaryScreen:> I<boolean>
923 1150
924Turn on/off secondary screen (default enabled). 1151Turn on/off secondary screen (default enabled).
925 1152
926=item B<secondaryScroll:> I<bool> 1153=item B<secondaryScroll:> I<boolean>
927 1154
928Turn on/off secondary screen scroll (default enabled). If the this 1155Turn on/off secondary screen scroll (default enabled). If this
929option is enabled, scrolls on the secondary screen will change the 1156option is enabled, scrolls on the secondary screen will change the
930scrollback buffer and switching to/from the secondary screen will 1157scrollback buffer and, when secondaryScreen is off, switching
931instead scroll the screen up. 1158to/from the secondary screen will instead scroll the screen up.
1159
1160=item B<hold>: I<boolean>
1161
1162Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1163will not immediately destroy its window when the program executed within
1164it exits. Instead, it will wait till it is being killed or closed by the
1165user.
1166
1167=item B<chdir>: I<path>
1168
1169Sets the working directory for the shell (or the command specified via
1170B<-e>). The I<path> must be an absolute path and it must exist for
1171@@RXVT_NAME@@ to start. If it isn't specified then the current working
1172directory will be used; option B<-cd>.
932 1173
933=item B<keysym.>I<sym>: I<string> 1174=item B<keysym.>I<sym>: I<string>
934 1175
935Compile I<frills>: Associate I<string> with keysym I<sym>. The 1176Compile I<frills>: Associate I<string> with keysym I<sym>. The
936intervening resource name B<keysym.> cannot be omitted. 1177intervening resource name B<keysym.> cannot be omitted.
950searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1191searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
951omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1192omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
952keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1193keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
953performed in an exact manner; however, the closest match is assured. 1194performed in an exact manner; however, the closest match is assured.
954 1195
955I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1196I<string> may contain escape values (C<\n>: newline, C<\000>: octal
956C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1197number), see RESOURCES in C<man 7 X> for further details.
957C<\000>: octal number) or verbatim control characters (C<^?>: delete,
958C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
959can start or end with whitespace.
960 1198
961Please note that you need to double the C<\> when using
962C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
963use C<\033> instead of C<\e> (and so on), which will work with both Xt and
964@@RXVT_NAME@@'s own processing).
965
966You can define a range of keysyms in one shot by providing a I<string> 1199You can define a range of keysyms in one shot by
1200loading the C<keysym-list> perl extension and providing a I<string>
967with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1201with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
968should be a character not used by the strings. 1202should be a character not used by the strings.
969 1203
970Its usage can be demonstrated by an example: 1204Its usage can be demonstrated by an example:
971 1205
972 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1206 URxvt.keysym.M-C-0x61: list|\033<|abc|>
973 1207
974The above line is equivalent to the following three lines: 1208The above line is equivalent to the following three lines:
975 1209
976 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1210 URxvt.keysym.Meta-Control-0x61: \033<a>
977 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1211 URxvt.keysym.Meta-Control-0x62: \033<b>
978 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1212 URxvt.keysym.Meta-Control-0x63: \033<c>
979 1213
980If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1214If I<string> takes the form of C<command:STRING>, the specified B<STRING>
981is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1215is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
982example the following means "change the current locale to C<zh_CN.GBK> 1216example the following means "change the current locale to C<zh_CN.GBK>
983when Control-Meta-c is being pressed": 1217when Control-Meta-c is being pressed":
984 1218
985 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1219 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
986 1220
1221If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1222is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1223manpage. For example, the F<selection> extension (activated via
1224C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1225
1226 URxvt.keysym.M-C-c: perl:selection:rot13
1227
987Due the the large number of modifier combinations, a defined key mapping 1228Due the the large number of modifier combinations, a defined key mapping
988will match if at I<at least> the specified identifiers are being set, and 1229will match if I<at least> the specified identifiers are being set, and
989no other key mappings with those and more bits are being defined. That 1230no other key mappings with those and more bits are being defined. That
990means that defining a key map for C<a> will automatically provide 1231means that defining a key map for C<a> will automatically provide
991definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1232definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
992mappings themselves. 1233mappings themselves.
993 1234
1013Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1254Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
1014info): 1255info):
1015 1256
1016 URxvt.keysym.M-C-3: command:\033[8;25;80t 1257 URxvt.keysym.M-C-3: command:\033[8;25;80t
1017 URxvt.keysym.M-C-4: command:\033[8;48;110t 1258 URxvt.keysym.M-C-4: command:\033[8;48;110t
1259
1260=item B<perl-ext-common>: I<string>
1261
1262=item B<perl-ext>: I<string>
1263
1264Comma-separated list(s) of perl extension scripts (default: C<default>) to
1265use in this terminal instance; option B<-pe>.
1266
1267Extension names can be prefixed with a C<-> sign to prohibit using
1268them. This can be useful to selectively disable some extensions loaded
1269by default, or specified via the C<perl-ext-common> resource. For
1270example, C<default,-selection> will use all the default extension except
1271C<selection>.
1272
1273Extension names can also be followed by an argument in angle brackets
1274(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1275searchable scrollback to Alt/Meta-s). Mentioning the same extension
1276multiple times with different arguments will pass multiple arguments to
1277the extension.
1278
1279Each extension is looked up in the library directories, loaded if
1280necessary, and bound to the current terminal instance.
1281
1282If both of these resources are the empty string, then the perl
1283interpreter will not be initialized. The idea behind two options is that
1284B<perl-ext-common> will be used for extensions that should be available to
1285all instances, while B<perl-ext> is used for specific instances.
1286
1287=item B<perl-eval>: I<string>
1288
1289Perl code to be evaluated when all extensions have been registered. See
1290the @@RXVT_NAME@@perl(3) manpage.
1291
1292=item B<perl-lib>: I<path>
1293
1294Colon-separated list of additional directories that hold extension
1295scripts. When looking for perl extensions, @@RXVT_NAME@@ will first look
1296in these directories, then in C<$URXVT_PERL_LIB>, F<$HOME/.urxvt/ext> and
1297lastly in F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1298
1299See the @@RXVT_NAME@@perl(3) manpage.
1300
1301=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1302
1303Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1304details.
1305
1306=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1307
1308Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1309for details.
1310
1311=item B<searchable-scrollback:> I<keysym>
1312
1313Sets the hotkey that starts the incremental scrollback buffer search
1314(default: C<M-s>).
1315
1316=item B<urlLauncher>: I<string>
1317
1318Specifies the program to be started with a URL argument. Used by the
1319C<selection-popup> and C<matcher> perl extensions.
1320
1321=item B<transient-for>: I<windowid>
1322
1323Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1324
1325=item B<override-redirect>: I<boolean>
1326
1327Compile I<frills>: Sets override-redirect for the terminal window, making
1328it almost invisible to window managers; option B<-override-redirect>.
1329
1330=item B<iso14755:> I<boolean>
1331
1332Turn on/off ISO 14755 (default enabled).
1333
1334=item B<iso14755_52:> I<boolean>
1335
1336Turn on/off ISO 14755 5.2 mode (default enabled).
1018 1337
1019=back 1338=back
1020 1339
1021=head1 THE SCROLLBAR 1340=head1 THE SCROLLBAR
1022 1341
1041application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1360application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1042(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1361(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
1043up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1362up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1044respectively. 1363respectively.
1045 1364
1046=head1 TEXT SELECTION AND INSERTION 1365=head1 THE SELECTION: SELECTING AND PASTING TEXT
1047 1366
1048The behaviour of text selection and insertion mechanism is similar to 1367The behaviour of text selection and insertion/pasting mechanism is similar
1049I<xterm>(1). 1368to I<xterm>(1).
1050 1369
1051=over 4 1370=over 4
1052 1371
1053=item B<Selection>: 1372=item B<Selecting>:
1054 1373
1055Left click at the beginning of the region, drag to the end of the region 1374Left click at the beginning of the region, drag to the end of the region
1056and release; Right click to extend the marked region; Left double-click 1375and release; Right click to extend the marked region; Left double-click
1057to select a word; Left triple-click to select the entire logical line 1376to select a word; Left triple-click to select the entire logical line
1058(which can span multiple screen lines), unless modified by resource 1377(which can span multiple screen lines), unless modified by resource
1059B<tripleclickwords>. 1378B<tripleclickwords>.
1060 1379
1061Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1380Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
1062(Compile: I<frills>) will create a rectangular selection instead of a normal 1381(Compile: I<frills>) will create a rectangular selection instead of a
1063one. 1382normal one. In this mode, every selected row becomes its own line in the
1383selection, and trailing whitespace is visually underlined and removed from
1384the selection.
1064 1385
1065=item B<Insertion>: 1386=item B<Pasting>:
1066 1387
1067Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1388Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1068an B<@@RXVT_NAME@@> window causes the current text selection to be 1389window causes the value of the PRIMARY selection (or CLIPBOARD with the
1069inserted as if it had been typed on the keyboard. 1390B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1391
1392Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1393inserted too.
1070 1394
1071=back 1395=back
1072 1396
1073=head1 CHANGING FONTS 1397=head1 CHANGING FONTS
1074 1398
1075Changing fonts (or font sizes, respectively) via the keypad is not yet 1399Changing fonts (or font sizes, respectively) via the keypad is not yet
1076supported in rxvt-unicode. Bug me if you need this. 1400supported in rxvt-unicode. Bug me if you need this.
1077 1401
1078You can, however, switch fonts at runtime using escape sequences (and 1402You can, however, switch fonts at runtime using escape sequences, e.g.:
1079therefore using the menubar), e.g.:
1080 1403
1081 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1404 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1405
1406You can use keyboard shortcuts, too:
1407
1408 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1409 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
1082 1410
1083rxvt-unicode will automatically re-apply these fonts to the output so far. 1411rxvt-unicode will automatically re-apply these fonts to the output so far.
1084 1412
1085=head1 ISO 14755 SUPPORT 1413=head1 ISO 14755 SUPPORT
1086 1414
1087ISO 14755 is a standard for entering and viewing unicode characters 1415ISO 14755 is a standard for entering and viewing unicode characters
1088and character codes using the keyboard. It consists of 4 parts. The 1416and character codes using the keyboard. It consists of 4 parts. The
1089first part is available rxvt-unicode has been compiled with 1417first part is available if rxvt-unicode has been compiled with
1090C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1418C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1091with C<--enable-iso14755>. 1419with C<--enable-iso14755>.
1092 1420
1093=over 4 1421=over 4
1094 1422
1114This mode lets you input characters representing the keycap symbols of 1442This mode lets you input characters representing the keycap symbols of
1115your keyboard, if representable in the current locale encoding. 1443your keyboard, if representable in the current locale encoding.
1116 1444
1117Start by pressing C<Control> and C<Shift> together, then releasing 1445Start by pressing C<Control> and C<Shift> together, then releasing
1118them. The next special key (cursor keys, home etc.) you enter will not 1446them. The next special key (cursor keys, home etc.) you enter will not
1119invoke it's usual function but instead will insert the corresponding 1447invoke its usual function but instead will insert the corresponding
1120keycap symbol. The symbol will only be entered when the key has been 1448keycap symbol. The symbol will only be entered when the key has been
1121released, otherwise pressing e.g. C<Shift> would enter the symbol for 1449released, otherwise pressing e.g. C<Shift> would enter the symbol for
1122C<ISO Level 2 Switch>, although your intention might have been to enter a 1450C<ISO Level 2 Switch>, although your intention might have been to enter a
1123reverse tab (Shift-Tab). 1451reverse tab (Shift-Tab).
1124 1452
1152B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1480B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1153it can be seen via the I<who(1)> command, and can accept messages. To 1481it can be seen via the I<who(1)> command, and can accept messages. To
1154allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1482allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1155on some systems or setgid to root or to some other group on others. 1483on some systems or setgid to root or to some other group on others.
1156 1484
1157=head1 COLORS AND GRAPHICS 1485=head1 COLOURS AND GRAPHICS
1158 1486
1159In addition to the default foreground and background colours, 1487In addition to the default foreground and background colours,
1160B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1488B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1161high-intensity bold/blink versions of the same). Here is a list of the 1489high-intensity (potentially bold/blink) versions of the same, and 72 (or
1162colours with their B<rgb.txt> names. 1490240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1491cube plus a 8 (24) colour greyscale ramp.
1492
1493Here is a list of the ANSI colours with their names.
1163 1494
1164=begin table 1495=begin table
1165 1496
1166 B<color0> (black) = Black 1497 B<color0> (black) = Black
1167 B<color1> (red) = Red3 1498 B<color1> (red) = Red3
1187It is also possible to specify the colour values of B<foreground>, 1518It is also possible to specify the colour values of B<foreground>,
1188B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1519B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1189a number 0-15, as a convenient shorthand to reference the colour name of 1520a number 0-15, as a convenient shorthand to reference the colour name of
1190color0-color15. 1521color0-color15.
1191 1522
1523The following text gives values for the standard 88 colour mode (and
1524values for the 256 colour mode in parentheses).
1525
1526The RGB cube uses indices 16..79 (16..231) using the following formulas:
1527
1528 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1529 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1530
1531The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1532steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1533the RGB cube.
1534
1535Together, all those colours implement the 88 (256) colour xterm
1536colours. Only the first 16 can be changed using resources currently, the
1537rest can only be changed via command sequences ("escape codes").
1538
1539Applications are advised to use terminfo or command sequences to discover
1540number and RGB values of all colours (yes, you can query this...).
1541
1192Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1542Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1193always swapping the foreground/background colours. This is in contrast to 1543always swapping the foreground/background colours. This is in contrast to
1194I<xterm>(1) where the colours are only swapped if they have not otherwise 1544I<xterm>(1) where the colours are only swapped if they have not otherwise
1195been specified. For example, 1545been specified. For example,
1196 1546
1547 @@RXVT_NAME@@ -fg Black -bg White -rv
1548
1549would yield White on Black, while on I<xterm>(1) it would yield Black on
1550White.
1551
1552=head2 ALPHA CHANNEL SUPPORT
1553
1554If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1555their act together, rxvt-unicode will do its own alpha channel management:
1556
1557You can prefix any colour with an opaqueness percentage enclosed in
1558brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1559(0-100) that specifies the opacity of the colour, where C<0> is completely
1560transparent and C<100> is completely opaque. For example, C<[50]red> is a
1561half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1562is the recommended format to specify transparency values, and works with
1563all ways to specify a colour.
1564
1565For complete control, rxvt-unicode also supports
1566C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1567specifications, where the additional C<aaaa> component specifies opacity
1568(alpha) values. The minimum value of C<0000> is completely transparent,
1569while C<ffff> is completely opaque). The two example colours from
1570earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1571C<rgba:0000/ff00/0000/f332>.
1572
1573You probably need to specify B<"-depth 32">, too, to force a visual with
1574alpha channels, and have the luck that your X-server uses ARGB pixel
1575layout, as X is far from just supporting ARGB visuals out of the box, and
1576rxvt-unicode just fudges around.
1577
1578For example, the following selects an almost completely transparent black
1579background, and an almost opaque pink foreground:
1580
1581 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1582
1583When not using a background image, then the interpretation of the
1584alpha channel is up to your compositing manager (most interpret it as
1585transparency of course).
1586
1587When using a background pixmap or pseudo-transparency, then the background
1588colour will always behave as if it were completely transparent (so the
1589background image shows instead), regardless of how it was specified, while
1590other colours will either be transparent as specified (the background
1591image will show through) on servers supporting the RENDER extension, or
1592fully opaque on servers not supporting the RENDER EXTENSION.
1593
1594Please note that due to bugs in Xft, specifying alpha values might result
1595in garbage being displayed when the X-server does not support the RENDER
1596extension.
1597
1598=head1 ENVIRONMENT
1599
1600B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1601
1197=over 4 1602=over 4
1198 1603
1199=item B<@@RXVT_NAME@@ -fg Black -bg White -rv>
1200
1201would yield White on Black, while on I<xterm>(1) it would yield Black
1202on White.
1203
1204=back
1205
1206=head1 ENVIRONMENT
1207
1208B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1209
1210=over 4
1211
1212=item B<TERM> 1604=item B<TERM>
1213 1605
1214Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1606Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1215resources or on the commandline. 1607resources or on the command line.
1216 1608
1217=item B<COLORTERM> 1609=item B<COLORTERM>
1218 1610
1219Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1611Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1220compiled with XPM support, and optionally with the added extension 1612compiled with background image support, and optionally with the added
1221C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1613extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1614screen.
1222 1615
1223=item B<COLORFGBG> 1616=item B<COLORFGBG>
1224 1617
1225Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1618Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1226the colour code used as default foreground/text colour (or the string 1619the colour code used as default foreground/text colour (or the string
1227C<default> to indicate that the default-colour escape sequence is to be 1620C<default> to indicate that the default-colour escape sequence is to be
1228used), C<bg> is the colour code used as default background colour (or the 1621used), C<bg> is the colour code used as default background colour (or the
1229string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1622string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1230was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1623was compiled with background image support. Libraries like C<ncurses>
1231(and do) use this information to optimize screen output. 1624and C<slang> can (and do) use this information to optimize screen output.
1232 1625
1233=item B<WINDOWID> 1626=item B<WINDOWID>
1234 1627
1235Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1628Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1236window, which usually has subwindows for the scrollbar, the terminal 1629window, which usually has subwindows for the scrollbar, the terminal
1242C<--with-terminfo=PATH>. 1635C<--with-terminfo=PATH>.
1243 1636
1244=item B<DISPLAY> 1637=item B<DISPLAY>
1245 1638
1246Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1639Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1247display in it's child processes. 1640display in its child processes if C<-display> isn't used to override. It
1641defaults to C<:0> if it doesn't exist.
1248 1642
1249=item B<SHELL> 1643=item B<SHELL>
1250 1644
1251The shell to be used for command execution, defaults to C</bin/sh>. 1645The shell to be used for command execution, defaults to C</bin/sh>.
1252 1646
1253=item B<RXVTPATH>
1254
1255The path where @@RXVT_NAME@@ looks for support files such as menu and xpm
1256files.
1257
1258=item B<PATH>
1259
1260Used in the same way as C<RXVTPATH>.
1261
1262=item B<RXVT_SOCKET> 1647=item B<RXVT_SOCKET> [I<sic>]
1263 1648
1264The unix domain socket path used by @@RXVT_NAME@@c(1) and 1649The unix domain socket path used by @@RXVT_NAME@@c(1) and
1265@@RXVT_NAME@@d(1). 1650@@RXVT_NAME@@d(1).
1266 1651
1267Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1652Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1653
1654=item B<URXVT_PERL_LIB>
1655
1656Additional F<:>-separated library search path for perl extensions. Will be
1657searched after B<-perl-lib> but before F<~/.urxvt/ext> and the system library
1658directory.
1659
1660=item B<URXVT_PERL_VERBOSITY>
1661
1662See L<@@RXVT_NAME@@perl>(3).
1268 1663
1269=item B<HOME> 1664=item B<HOME>
1270 1665
1271Used to locate the default directory for the unix domain socket for 1666Used to locate the default directory for the unix domain socket for
1272daemon communications and to locate various resource files (such as 1667daemon communications and to locate various resource files (such as
1273C<.Xdefaults>) 1668C<.Xdefaults>)
1274 1669
1275=item B<XAPPLRESDIR> 1670=item B<XAPPLRESDIR>
1276 1671
1277Directory where various X resource files are being located. 1672Directory where application-specific X resource files are located.
1278 1673
1279=item B<XENVIRONMENT> 1674=item B<XENVIRONMENT>
1280 1675
1281If set and accessible, gives the name of a X resource file to be loaded by 1676If set and accessible, gives the name of a X resource file to be loaded by
1282@@RXVT_NAME@@. 1677@@RXVT_NAME@@.
1287 1682
1288=over 4 1683=over 4
1289 1684
1290=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1291 1686
1292Color names. 1687Colour names.
1293 1688
1294=back 1689=back
1295 1690
1296=head1 SEE ALSO 1691=head1 SEE ALSO
1297 1692
1693@@RXVT_NAME@@(7), @@RXVT_NAME@@c(1), @@RXVT_NAME@@d(1), @@RXVT_NAME@@-extensions(1),
1298@@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) 1694@@RXVT_NAME@@perl(3), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5)
1299
1300=head1 BUGS
1301
1302Check the BUGS file for an up-to-date list.
1303
1304Cursor change support is not yet implemented.
1305
1306Click-and-drag doesn't work with X11 mouse report overriding.
1307 1695
1308=head1 CURRENT PROJECT COORDINATOR 1696=head1 CURRENT PROJECT COORDINATOR
1309 1697
1310=over 4 1698=over 4
1311 1699
1312=item Project Coordinator 1700=item Project Coordinator
1313 1701
1314Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1702Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1315 1703
1316L<http://software.schmorp.de/#rxvt-unicode> 1704L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1317 1705
1318=back 1706=back
1319 1707
1320=head1 AUTHORS 1708=head1 AUTHORS
1321 1709
1343 1731
1344Project Coordinator (changes.txt 2.21a to 2.4.5) 1732Project Coordinator (changes.txt 2.21a to 2.4.5)
1345 1733
1346=item Geoff Wing L<< <gcw@pobox.com> >> 1734=item Geoff Wing L<< <gcw@pobox.com> >>
1347 1735
1348Rewrote screen display and text selection routines. Project Coordinator 1736Rewrote screen display and text selection routines.
1737
1349(changes.txt 2.4.6 - rxvt-unicode) 1738Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1350 1739
1351=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1740=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1352 1741
1353Forked rxvt-unicode, rewrote most of the display code and internal 1742Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1354character handling to store text in unicode, improve xterm 1743extension, random hacks, numerous bugfixes and extensions.
1355compatibility and apply numerous other bugfixes and extensions.
1356 1744
1357Project Coordinator (Changes 1.0 -) 1745Project Coordinator (Changes 1.0 -)
1358 1746
1747=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1748
1749pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1750
1359=back 1751=back
1360 1752

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