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Revision 1.65 by root, Thu Jun 30 14:00:49 2005 UTC vs.
Revision 1.210 by sf-exg, Mon Dec 26 15:20:58 2011 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<xft>: 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]
97 110
98=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
99 112
100Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
101 114
103 116
104Turn on/off simulated reverse video; resource B<reverseVideo>. 117Turn on/off simulated reverse video; resource B<reverseVideo>.
105 118
106=item B<-j>|B<+j> 119=item B<-j>|B<+j>
107 120
108Turn on/off jump scrolling; resource B<jumpScroll>. 121Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
109 122
110=item B<-ip>|B<+ip> 123=item B<-ss>|B<+ss>
111 124
112Turn on/off inheriting parent window's pixmap. Alternative form is 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
113B<-tr>; resource B<inheritPixmap>. 126
127=item B<-tr>|B<+tr>
128
129Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
130
131B<-ip> is still accepted as an obsolete alias but will be removed in
132future versions.
114 133
115=item B<-fade> I<number> 134=item B<-fade> I<number>
116 135
117Fade the text by the given percentage when focus is lost. resource B<fading>. 136Fade the text by the given percentage when focus is lost. Small values
137fade a little only, 100 completely replaces all colours by the fade
138colour; resource B<fading>.
139
140=item B<-fadecolor> I<colour>
141
142Fade to this colour when fading is used (see B<-fade>). The default colour
143is opaque black. resource B<fadeColor>.
118 144
119=item B<-tint> I<colour> 145=item B<-tint> I<colour>
120 146
121Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
122transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 148resource I<tintColor>.
123option that can be used to brighten or darken the image in addition to
124tinting it.
125 149
126=item B<-sh> 150=item B<-sh> I<number>
127 151
128I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
129background image in addition to tinting it (i.e. B<-tint> must be 153A value of 100 means no shading; resource I<shading>.
130specified, too, e.g. C<-tint white>). 154
155=item B<-blt> I<string>
156
157Specify background blending type. If background pixmap is specified
158at the same time as transparency - such pixmap will be blended over
159the transparent background, using the method specified. Supported values are:
160B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
163alpha-blending. Compile I<afterimage>; resource I<blendType>.
164
165=item B<-blr> I<HxV>
166
167Apply Gaussian Blur with the specified radii to the transparent
168background. If a single number is specified - both vertical and
169horizontal radii are considered to be the same. Setting one of the
170radii to 1 and another to a large number creates interesting effects
171on some backgrounds. Maximum radius value is 128;
172resource I<blurRadius>.
173
174=item B<-icon> I<file>
175
176Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
177is used by many window managers, taskbars and pagers to represent the
178application window; resource I<iconFile>.
131 179
132=item B<-bg> I<colour> 180=item B<-bg> I<colour>
133 181
134Window background colour; resource B<background>. 182Window background colour; resource B<background>.
135 183
136=item B<-fg> I<colour> 184=item B<-fg> I<colour>
137 185
138Window foreground colour; resource B<foreground>. 186Window foreground colour; resource B<foreground>.
139 187
140=item B<-pixmap> I<file[;geom]> 188=item B<-pixmap> I<file[;oplist]>
141 189
142Compile I<XPM>: Specify XPM file for the background and also optionally 190Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
143specify its scaling with a geometry string. Note you may need to 191optionally specify a list of operations to modify it. Note you may need to
144add quotes to avoid special shell interpretation of the C<;> in the 192add quotes to avoid special shell interpretation of the C<;> in the
145command-line; resource B<backgroundPixmap>. 193command-line; for more details see resource B<backgroundPixmap>.
146 194
147=item B<-cr> I<colour> 195=item B<-cr> I<colour>
148 196
149The cursor colour; resource B<cursorColor>. 197The cursor colour; resource B<cursorColor>.
150 198
162resource B<borderColor>. 210resource B<borderColor>.
163 211
164=item B<-fn> I<fontlist> 212=item B<-fn> I<fontlist>
165 213
166Select the fonts to be used. This is a comma separated list of font names 214Select the fonts to be used. This is a comma separated list of font names
167that are used in turn when trying to display Unicode characters. The 215that are checked in order when trying to find glyphs for characters. The
168first font defines the cell size for characters; other fonts might be 216first font defines the cell size for characters; other fonts might be
169smaller, but not (in general) larger. A (hopefully) reasonable default 217smaller, but not (in general) larger. A (hopefully) reasonable default
170font list is always appended to it. See resource B<font> for more details. 218font list is always appended to it. See resource B<font> for more details.
171 219
172In short, to specify an X11 core font, just specify it's name or prefix it 220In short, to specify an X11 core font, just specify its name or prefix it
173with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 221with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
174e.g.: 222e.g.:
175 223
176 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 224 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
177 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 225 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
179See also the question "How does rxvt-unicode choose fonts?" in the FAQ 227See also the question "How does rxvt-unicode choose fonts?" in the FAQ
180section of @@RXVT_NAME@@(7). 228section of @@RXVT_NAME@@(7).
181 229
182=item B<-fb> I<fontlist> 230=item B<-fb> I<fontlist>
183 231
184Compile font-styles: The bold font list to use when bold characters are to 232Compile I<font-styles>: The bold font list to use when B<bold> characters
185be printed. See resource B<boldFont> for details. 233are to be printed. See resource B<boldFont> for details.
186 234
187=item B<-fi> I<fontlist> 235=item B<-fi> I<fontlist>
188 236
189Compile font-styles: The italic font list to use when bold characters are to 237Compile I<font-styles>: The italic font list to use when I<italic>
190be printed. See resource B<italicFont> for details. 238characters are to be printed. See resource B<italicFont> for details.
191 239
192=item B<-fbi> I<fontlist> 240=item B<-fbi> I<fontlist>
193 241
194Compile font-styles: The bold italic font list to use when bold characters are to 242Compile I<font-styles>: The bold italic font list to use when B<< I<bold
195be printed. See resource B<boldItalicFont> for details. 243italic> >> characters are to be printed. See resource B<boldItalicFont>
244for details.
245
246=item B<-is>|B<+is>
247
248Compile I<font-styles>: Bold/Blink font styles imply high intensity
249foreground/background (default). See resource B<intensityStyles> for
250details.
196 251
197=item B<-name> I<name> 252=item B<-name> I<name>
198 253
199Specify the application name under which resources are to be obtained, 254Specify the application name under which resources are to be obtained,
200rather than the default executable file name. Name should not contain 255rather than the default executable file name. Name should not contain
216 271
217=item B<-sb>|B<+sb> 272=item B<-sb>|B<+sb>
218 273
219Turn on/off scrollbar; resource B<scrollBar>. 274Turn on/off scrollbar; resource B<scrollBar>.
220 275
276=item B<-sr>|B<+sr>
277
278Put scrollbar on right/left; resource B<scrollBar_right>.
279
280=item B<-st>|B<+st>
281
282Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
283resource B<scrollBar_floating>.
284
221=item B<-si>|B<+si> 285=item B<-si>|B<+si>
222 286
223Turn on/off scroll-to-bottom on TTY output inhibit; resource 287Turn on/off scroll-to-bottom on TTY output inhibit; resource
224B<scrollTtyOutput> has opposite effect. 288B<scrollTtyOutput> has opposite effect.
225 289
231=item B<-sw>|B<+sw> 295=item B<-sw>|B<+sw>
232 296
233Turn on/off scrolling with the scrollback buffer as new lines appear. 297Turn on/off scrolling with the scrollback buffer as new lines appear.
234This only takes effect if B<-si> is also given; resource 298This only takes effect if B<-si> is also given; resource
235B<scrollWithBuffer>. 299B<scrollWithBuffer>.
236
237=item B<-sr>|B<+sr>
238
239Put scrollbar on right/left; resource B<scrollBar_right>.
240
241=item B<-st>|B<+st>
242
243Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
244resource B<scrollBar_floating>.
245 300
246=item B<-ptab>|B<+ptab> 301=item B<-ptab>|B<+ptab>
247 302
248If enabled (default), "Horizontal Tab" characters are being stored as 303If enabled (default), "Horizontal Tab" characters are being stored as
249actual wide characters in the screen buffer, which makes it possible to 304actual wide characters in the screen buffer, which makes it possible to
253 308
254=item B<-bc>|B<+bc> 309=item B<-bc>|B<+bc>
255 310
256Blink the cursor; resource B<cursorBlink>. 311Blink the cursor; resource B<cursorBlink>.
257 312
313=item B<-uc>|B<+uc>
314
315Make the cursor underlined; resource B<cursorUnderline>.
316
258=item B<-iconic> 317=item B<-iconic>
259 318
260Start iconified, if the window manager supports that option. 319Start iconified, if the window manager supports that option.
261Alternative form is B<-ic>. 320Alternative form is B<-ic>.
262 321
278 337
279=item B<-bl> 338=item B<-bl>
280 339
281Compile I<frills>: Set MWM hints to request a borderless window, i.e. 340Compile I<frills>: Set MWM hints to request a borderless window, i.e.
282if honoured by the WM, the rxvt-unicode window will not have window 341if honoured by the WM, the rxvt-unicode window will not have window
283decorations; resource B<borderLess>. 342decorations; resource B<borderLess>. If the window manager does not
343support MWM hints (e.g. kwin), enables override-redirect mode.
344
345=item B<-override-redirect>
346
347Compile I<frills>: Sets override-redirect on the window; resource
348B<override-redirect>.
349
350=item B<-sbg>
351
352Compile I<frills>: Disable the usage of the built-in block graphics/line
353drawing characters and just rely on what the specified fonts provide. Use
354this if you have a good font and want to use its block graphic glyphs;
355resource B<skipBuiltinGlyphs>.
284 356
285=item B<-lsp> I<number> 357=item B<-lsp> I<number>
286 358
287Compile I<frills>: Lines (pixel height) to insert between each row of 359Compile I<frills>: Lines (pixel height) to insert between each row of
288the display. Useful to work around font rendering problems; resource 360the display. Useful to work around font rendering problems; resource
289B<linespace>. 361B<lineSpace>.
362
363=item B<-letsp> I<number>
364
365Compile I<frills>: Amount to adjust the computed character width by
366to control overall letter spacing. Negative values will tighten up the
367letter spacing, positive values will space letters out more. Useful to
368work around odd font metrics; resource B<letterSpace>.
290 369
291=item B<-tn> I<termname> 370=item B<-tn> I<termname>
292 371
293This option specifies the name of the terminal type to be set in the 372This option specifies the name of the terminal type to be set in the
294B<TERM> environment variable. This terminal type must exist in the 373B<TERM> environment variable. This terminal type must exist in the
303given on the command line. If this option is used, it must be the last 382given on the command line. If this option is used, it must be the last
304on the command-line. If there is no B<-e> option then the default is to 383on the command-line. If there is no B<-e> option then the default is to
305run the program specified by the B<SHELL> environment variable or, 384run the program specified by the B<SHELL> environment variable or,
306failing that, I<sh(1)>. 385failing that, I<sh(1)>.
307 386
387Please note that you must specify a program with arguments. If you want to
388run shell commands, you have to specify the shell, like this:
389
390 @@RXVT_NAME@@ -e sh -c "shell commands"
391
308=item B<-title> I<text> 392=item B<-title> I<text>
309 393
310Window title (B<-T> still respected); the default title is the basename 394Window title (B<-T> still respected); the default title is the basename
311of the program specified after the B<-e> option, if any, otherwise the 395of the program specified after the B<-e> option, if any, otherwise the
312application name; resource B<title>. 396application name; resource B<title>.
343for more info. 427for more info.
344 428
345=item B<-tcw> 429=item B<-tcw>
346 430
347Change the meaning of triple-click selection with the left mouse 431Change the meaning of triple-click selection with the left mouse
432button. Only effective when the original (non-perl) selection code is
348button. Instead of selecting a full line it will extend the selection the 433in-use. Instead of selecting a full line it will extend the selection to
349end of the logical line only. resource B<tripleclickwords>. 434the end of the logical line only. resource B<tripleclickwords>.
350 435
351=item B<-insecure> 436=item B<-insecure>
352 437
353Enable "insecure" mode, which currently enables most of the escape 438Enable "insecure" mode, which currently enables most of the escape
354sequences that echo strings. See the resource B<insecure> for more 439sequences that echo strings. See the resource B<insecure> for more
368=item B<-ssr>|B<+ssr> 453=item B<-ssr>|B<+ssr>
369 454
370Turn on/off secondary screen scroll (default enabled); resource 455Turn on/off secondary screen scroll (default enabled); resource
371B<secondaryScroll>. 456B<secondaryScroll>.
372 457
458=item B<-hold>|B<+hold>
459
460Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
461will not immediately destroy its window when the program executed within
462it exits. Instead, it will wait till it is being killed or closed by the
463user; resource B<hold>.
464
465=item B<-cd> I<path>
466
467Sets the working directory for the shell (or the command specified via
468B<-e>). The I<path> must be an absolute path and it must exist for
469@@RXVT_NAME@@ to start; resource B<chdir>.
470
471=item B<-xrm> I<string>
472
473Works like the X Toolkit option of the same name, by adding the I<string>
474as if it were specified in a resource file. Resource values specified this
475way take precedence over all other resource specifications.
476
477Note that you need to use the I<same> syntax as in the .Xdefaults file,
478e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
479options can be specified as long-options on the commandline, so use
480of B<-xrm> is mostly limited to cases where you want to specify other
481resources (e.g. for input methods) or for compatibility with other
482programs.
483
373=item B<-keysym.>I<sym> I<string> 484=item B<-keysym.>I<sym> I<string>
374 485
375Remap a key symbol. See resource B<keysym>. 486Remap a key symbol. See resource B<keysym>.
376 487
377=item B<-embed> I<windowid> 488=item B<-embed> I<windowid>
378 489
379Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 490Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
380which enables applications to easily embed a terminal. 491which enables applications to easily embed a terminal.
381 492
382Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 493Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
383shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 494shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
384quite a bit, so don't expect it to keep some specific state. It's best to 495quite a bit, so don't expect it to keep some specific state. It's best to
387The window will not be destroyed when @@RXVT_NAME@@ exits. 498The window will not be destroyed when @@RXVT_NAME@@ exits.
388 499
389It might be useful to know that @@RXVT_NAME@@ will not close file 500It might be useful to know that @@RXVT_NAME@@ will not close file
390descriptors passed to it (except for stdin/out/err, of course), so you 501descriptors passed to it (except for stdin/out/err, of course), so you
391can use file descriptors to communicate with the programs within the 502can use file descriptors to communicate with the programs within the
392terminal. This works regardless of wether the C<-embed> option was used or 503terminal. This works regardless of whether the C<-embed> option was used or
393not. 504not.
394 505
395Here is a short Gtk2-perl snippet that illustrates how this option can be 506Here is a short Gtk2-perl snippet that illustrates how this option can be
396used (a longer example is in F<doc/embed>): 507used (a longer example is in F<doc/embed>):
397 508
399 $rxvt->signal_connect_after (realize => sub { 510 $rxvt->signal_connect_after (realize => sub {
400 my $xid = $_[0]->window->get_xid; 511 my $xid = $_[0]->window->get_xid;
401 system "@@RXVT_NAME@@ -embed $xid &"; 512 system "@@RXVT_NAME@@ -embed $xid &";
402 }); 513 });
403 514
404=item B<-pty-fd> I<fileno> 515=item B<-pty-fd> I<file descriptor>
405 516
406Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty 517Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
407pair but instead use the given filehandle as the tty master. This is 518pair but instead use the given file descriptor as the tty master. This is
408useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator 519useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
409without having to run a program within it. 520without having to run a program within it.
410 521
411If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 522If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
412entries and will not tinker with pty/tty permissions - you have to do that 523entries and will not tinker with pty/tty permissions - you have to do that
413yourself if you want that. 524yourself if you want that.
525
526As an extremely special case, specifying C<-1> will completely suppress
527pty/tty operations, which is probably only useful in conjunction with some
528perl extension that manages the terminal.
414 529
415Here is a example in perl that illustrates how this option can be used (a 530Here is a example in perl that illustrates how this option can be used (a
416longer example is in F<doc/pty-fd>): 531longer example is in F<doc/pty-fd>):
417 532
418 use IO::Pty; 533 use IO::Pty;
425 540
426 # now communicate with rxvt 541 # now communicate with rxvt
427 my $slave = $pty->slave; 542 my $slave = $pty->slave;
428 while (<$slave>) { print $slave "got <$_>\n" } 543 while (<$slave>) { print $slave "got <$_>\n" }
429 544
545=item B<-pe> I<string>
546
547Comma-separated list of perl extension scripts to use (or not to use) in
548this terminal instance. See resource B<perl-ext> for details.
549
430=back 550=back
431 551
432=head1 RESOURCES (available also as long-options) 552=head1 RESOURCES
433 553
434Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 554Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
435options) compiled into your version. 555options) compiled into your version. All resources are also available as
556long-options.
436 557
437There are two different methods that @@RXVT_NAME@@ can use to get the 558You can set and change the resources using X11 tools like B<xrdb>. Many
438Xresource data: using the X libraries (Xrm*-functions) or internal 559distribution do also load settings from the B<~/.Xresources> file when X
439Xresources reader (B<~/.Xdefaults>). For the first method (ie. 560starts. @@RXVT_NAME@@ will consult the following files/resources in order,
440B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 561with later settings overwriting earlier ones:
441resources using X11 tools like B<xrdb>. Many distribution do also load
442settings from the B<~/.Xresources> file when X starts. @@RXVT_NAME@@
443will consult the following files/resources in order, with later settings
444overwriting earlier ones:
445 562
446 1. system-wide app-defaults file, either locale-dependent OR global
447 2. app-defaults file in $XAPPLRESDIR 563 1. app-defaults file in $XAPPLRESDIR
564 2. $HOME/.Xdefaults
448 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 565 3. RESOURCE_MANAGER property on root-window of screen 0
449 4. SCREEN_RESOURCES for the current screen 566 4. SCREEN_RESOURCES property on root-window of the current screen
450 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 567 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
568 6. resources specified via -xrm on the commandline
451 569
452If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h>
453lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults
454set in XAPPLOADDIR/URxvt (compile-time defined: usually
455B</usr/lib/X11/app-defaults/URxvt>) and resources set in
456B<~/.Xdefaults>, or B<~/.Xresources> if B<~/.Xdefaults> does not exist.
457Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two 570Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
458class names: B<XTerm> and B<URxvt>. The class name B<Rxvt> allows 571names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
459resources common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be 572common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
460easily configured, while the class name B<URxvt> allows resources 573configured, while the class name B<URxvt> allows resources unique to
461unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 574B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
462shared between different B<@@RXVT_NAME@@> configurations. If no 575configurations. If no resources are specified, suitable defaults will
463resources are specified, suitable defaults will be used. Command-line 576be used. Command-line arguments can be used to override resource
464arguments can be used to override resource settings. The following 577settings. The following resources are supported (you might want to
465resources are allowed: 578check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
579extensions not documented here):
466 580
467=over 4 581=over 4
582
583=item B<depth:> I<bitdepth>
584
585Compile I<xft>: Attempt to find a visual with the given bit depth;
586option B<-depth>.
587
588=item B<buffered:> I<boolean>
589
590Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
591On some card/driver combination enabling it slightly decreases
592performance, on most it greatly helps it. The slowdown is small, so it
593should normally be enabled.
468 594
469=item B<geometry:> I<geom> 595=item B<geometry:> I<geom>
470 596
471Create the window with the specified X window geometry [default 80x24]; 597Create the window with the specified X window geometry [default 80x24];
472option B<-geometry>. 598option B<-geometry>.
486Use the specified colour for the colour value I<n>, where 0-7 612Use the specified colour for the colour value I<n>, where 0-7
487corresponds to low-intensity (normal) colours and 8-15 corresponds to 613corresponds to low-intensity (normal) colours and 8-15 corresponds to
488high-intensity (bold = bright foreground, blink = bright background) 614high-intensity (bold = bright foreground, blink = bright background)
489colours. The canonical names are as follows: 0=black, 1=red, 2=green, 615colours. The canonical names are as follows: 0=black, 1=red, 2=green,
4903=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6163=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
491names used are listed in the B<COLORS AND GRAPHICS> section. 617names used are listed in the B<COLOURS AND GRAPHICS> section.
492 618
493Colours higher than 15 cannot be set using resources (yet), but can be 619Colours higher than 15 cannot be set using resources (yet), but can be
494changed using an escape command (see @@RXVT_NAME@@(7)). 620changed using an escape command (see @@RXVT_NAME@@(7)).
495 621
496Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 622Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
507=item B<colorUL:> I<colour> 633=item B<colorUL:> I<colour>
508 634
509Use the specified colour to display underlined characters when the 635Use the specified colour to display underlined characters when the
510foreground colour is the default. 636foreground colour is the default.
511 637
512=item B<colorRV:> I<colour>
513
514Use the specified colour as the background for reverse video
515characters.
516
517=item B<underlineColor:> I<colour> 638=item B<underlineColor:> I<colour>
518 639
519If set, use the specified colour as the colour for the underline 640If set, use the specified colour as the colour for the underline
520itself. If unset, use the foreground colour. 641itself. If unset, use the foreground colour.
642
643=item B<highlightColor:> I<colour>
644
645If set, use the specified colour as the background for highlighted
646characters. If unset, use reverse video.
647
648=item B<highlightTextColor:> I<colour>
649
650If set and highlightColor is set, use the specified colour as the
651foreground for highlighted characters.
521 652
522=item B<cursorColor:> I<colour> 653=item B<cursorColor:> I<colour>
523 654
524Use the specified colour for the cursor. The default is to use the 655Use the specified colour for the cursor. The default is to use the
525foreground colour; option B<-cr>. 656foreground colour; option B<-cr>.
532 663
533=item B<reverseVideo:> I<boolean> 664=item B<reverseVideo:> I<boolean>
534 665
535B<True>: simulate reverse video by foreground and background colours; 666B<True>: simulate reverse video by foreground and background colours;
536option B<-rv>. B<False>: regular screen colours [default]; option 667option B<-rv>. B<False>: regular screen colours [default]; option
537B<+rv>. See note in B<COLORS AND GRAPHICS> section. 668B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
538 669
539=item B<jumpScroll:> I<boolean> 670=item B<jumpScroll:> I<boolean>
540 671
541B<True>: specify that jump scrolling should be used. When scrolling 672B<True>: specify that jump scrolling should be used. When receiving lots
542quickly, fewer screen updates are performed [default]; option B<-j>. 673of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
674has been read, resulting in fewer updates while still displaying every
675received line; option B<-j>.
676
543B<False>: specify that smooth scrolling should be used; option B<+j>. 677B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
678force a screen refresh on each new line it received; option B<+j>.
544 679
545=item B<inheritPixmap:> I<boolean> 680=item B<skipScroll:> I<boolean>
546 681
547B<True>: make the background inherit the parent windows' pixmap, giving 682B<True>: (the default) specify that skip scrolling should be used. When
548artificial transparency. B<False>: do not inherit the parent windows' 683receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
549pixmap. 684(around 60 times per second), resulting in far fewer updates. This can
685result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
686option B<-ss>.
687
688B<False>: specify that everything is to be displayed, even
689if the refresh is too fast for the human eye to read anything (or the
690monitor to display anything); option B<+ss>.
691
692=item B<transparent:> I<boolean>
693
694Turn on/off pseudo-transparency by using the root pixmap as background.
695
696B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
697future versions.
550 698
551=item B<fading:> I<number> 699=item B<fading:> I<number>
552 700
553Fade the text by the given percentage when focus is lost. 701Fade the text by the given percentage when focus is lost; option B<-fade>.
702
703=item B<fadeColor:> I<colour>
704
705Fade to this colour, when fading is used (see B<fading:>). The default
706colour is black; option B<-fadecolor>.
554 707
555=item B<tintColor:> I<colour> 708=item B<tintColor:> I<colour>
556 709
557Tint the transparent background pixmap with the given colour. 710Tint the transparent background with the given colour. If the RENDER
711extension is not available only black, red, green, yellow, blue,
712magenta, cyan and white tints can be performed server-side. Note that
713a black tint yields a completely black image while a white tint yields
714the image unchanged; option B<-tint>.
558 715
559=item B<shading:> I<number> 716=item B<shading:> I<number>
560 717
561Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 718Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
562image in addition to tinting it. 719A value of 100 means no shading; option B<-sh>.
720
721=item B<blendType:> I<string>
722
723Specify background blending type; option B<-blt>.
724
725=item B<blurRadius:> I<number>
726
727Apply gaussian blur with the specified radius to the transparent
728background; option B<-blr>.
729
730=item B<iconFile:> I<file>
731
732Set the application icon pixmap; option B<-icon>.
563 733
564=item B<scrollColor:> I<colour> 734=item B<scrollColor:> I<colour>
565 735
566Use the specified colour for the scrollbar [default #B2B2B2]. 736Use the specified colour for the scrollbar [default #B2B2B2].
567 737
573=item B<borderColor:> I<colour> 743=item B<borderColor:> I<colour>
574 744
575The colour of the border around the text area and between the scrollbar 745The colour of the border around the text area and between the scrollbar
576and the text. 746and the text.
577 747
578=item B<backgroundPixmap:> I<file[;geom]> 748=item B<backgroundPixmap:> I<file[;oplist]>
579 749
580Use the specified XPM file (note the `.xpm' extension is optional) for 750Use the specified image file for the background and also
581the background and also optionally specify its scaling with a geometry 751optionally specify a colon separated list of operations to modify it.
582string B<WxH+X+Y>, in which B<"W" / "H"> specify the 752Supported operations are:
583horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image
584centre (percent). A scale of 0 displays the image with tiling. A scale
585of 1 displays the image without any scaling. A scale of 2 to 9
586specifies an integer number of images in that direction. No image will
587be magnified beyond 10 times its original size. The maximum permitted
588scale is 1000. [default 0x0+50+50]
589 753
590=item B<menu:> I<file[;tag]> 754=over 4
591 755
592Read in the specified menu file (note the `.menu' extension is 756=item B<WxH+X+Y>
593optional) and also optionally specify a starting tag to find. See the 757
594reference documentation for details on the syntax for the menuBar. 758sets scale and position. B<"W" / "H"> specify the horizontal/vertical
759scale (percent), and B<"X" / "Y"> locate the image centre (percent). A
760scale of 0 disables scaling. The maximum permitted scale is 1000.
761
762=item B<op=tile>
763
764enables tiling
765
766=item B<op=keep-aspect>
767
768maintain the image aspect ratio when scaling
769
770=item B<op=root-align>
771
772use the position of the terminal window relative to the root window as
773the image offset, simulating a root window background
774
775=back
776
777The default scale and position setting is C<100x100+50+50>.
778Alternatively, a predefined set of templates can be used to achieve
779the most common setups:
780
781=over 4
782
783=item B<style=tiled>
784
785the image is tiled with no scaling. Equivalent to 0x0+0+0:op=tile
786
787=item B<style=aspect-stretched>
788
789the image is scaled to fill the whole window maintaining the aspect
790ratio and centered. Equivalent to 100x100+50+50:op=keep-aspect
791
792=item B<style=stretched>
793
794the image is scaled to fill the whole window. Equivalent to 100x100
795
796=item B<style=centered>
797
798the image is centered with no scaling. Equivalent to 0x0+50+50
799
800=item B<style=root-tiled>
801
802the image is tiled with no scaling and using 'root' positioning.
803Equivalent to 0x0:op=tile:op=root-align
804
805=back
806
807If multiple templates are specified the last one wins. Note that a
808template overrides all the scale, position and operations settings.
809
810If used in conjunction with B<-tr> option, the specified pixmap will be
811blended over the transparent background using alpha-blending. If I<afterimage>
812support has been compiled in it is possible to choose other blending
813types with B<-blt "type"> option.
595 814
596=item B<path:> I<path> 815=item B<path:> I<path>
597 816
598Specify the colon-delimited search path for finding files (XPM and 817Specify the colon-delimited search path for finding background image files.
599menus), in addition to the paths specified by the B<RXVTPATH> and
600B<PATH> environment variables.
601 818
602=item B<font:> I<fontlist> 819=item B<font:> I<fontlist>
603 820
604Select the fonts to be used. This is a comma separated list of font 821Select the fonts to be used. This is a comma separated list of font names
605names that are used in turn when trying to display Unicode characters. 822that are checked in order when trying to find glyphs for characters. The
606The first font defines the cell size for characters; other fonts might 823first font defines the cell size for characters; other fonts might be
607be smaller, but not larger. A reasonable default font list is always 824smaller, but not (in general) larger. A (hopefully) reasonable default
608appended to it. option B<-fn>. 825font list is always appended to it; option B<-fn>.
609 826
610Each font can either be a standard X11 core font (XLFD) name, with 827Each font can either be a standard X11 core font (XLFD) name, with
611optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>. 828optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
612 829
613In addition, each font can be prefixed with additional hints and 830In addition, each font can be prefixed with additional hints and
615hint currently is C<codeset=codeset-name>, and this is only used for Xft 832hint currently is C<codeset=codeset-name>, and this is only used for Xft
616fonts. 833fonts.
617 834
618For example, this font resource 835For example, this font resource
619 836
620 URxvt*font: 9x15bold,\ 837 URxvt.font: 9x15bold,\
621 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 838 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
622 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \ 839 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
623 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 840 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
624 xft:Code2000:antialias=false 841 xft:Code2000:antialias=false
625 842
628it is named first) and thus defines the character cell grid to be 9 pixels 845it is named first) and thus defines the character cell grid to be 9 pixels
629wide and 15 pixels high. 846wide and 15 pixels high.
630 847
631The second font is just used to add additional unicode characters not in 848The second font is just used to add additional unicode characters not in
632the base font, likewise the third, which is unfortunately non-bold, but 849the base font, likewise the third, which is unfortunately non-bold, but
633the bold version of the font does contain less characters, so this is a 850the bold version of the font does contain fewer characters, so this is a
634useful supplement. 851useful supplement.
635 852
636The third font is an Xft font with aliasing turned off, and the characters 853The third font is an Xft font with aliasing turned off, and the characters
637are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 854are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
638contains other characters, but we are not interested in them. 855contains other characters, but we are not interested in them.
659not possible, replacement fonts of the desired shape will be tried. 876not possible, replacement fonts of the desired shape will be tried.
660 877
661If set, but empty, then this specific style is disabled and the normal 878If set, but empty, then this specific style is disabled and the normal
662text font will being used for the given style. 879text font will being used for the given style.
663 880
664=item B<selectstyle:> I<mode> 881=item B<intensityStyles:> I<boolean>
665 882
666Set mouse selection style to B<old> which is 2.20, B<oldword> which is 883When font styles are not enabled, or this option is enabled (B<True>,
667xterm style with 2.20 old word selection, or anything else which gives 884option B<-is>, the default), bold/blink font styles imply high
668xterm style selection. 885intensity foreground/background colours. Disabling this option (B<False>,
669 886option B<+is>) disables this behaviour, the high intensity colours are not
670=item B<scrollstyle:> I<mode> 887reachable.
671
672Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
673the author's favourite.
674 888
675=item B<title:> I<string> 889=item B<title:> I<string>
676 890
677Set window title string, the default title is the command-line 891Set window title string, the default title is the command-line
678specified after the B<-e> option, if any, otherwise the application 892specified after the B<-e> option, if any, otherwise the application
687=item B<mapAlert:> I<boolean> 901=item B<mapAlert:> I<boolean>
688 902
689B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 903B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
690de-iconify (map) on receipt of a bell character [default]. 904de-iconify (map) on receipt of a bell character [default].
691 905
906=item B<urgentOnBell:> I<boolean>
907
908B<True>: set the urgency hint for the wm on receipt of a bell character.
909B<False>: do not set the urgency hint [default].
910
911@@RXVT_NAME@@ resets the urgency hint on every focus change.
912
692=item B<visualBell:> I<boolean> 913=item B<visualBell:> I<boolean>
693 914
694B<True>: use visual bell on receipt of a bell character; option B<-vb>. 915B<True>: use visual bell on receipt of a bell character; option B<-vb>.
695B<False>: no visual bell [default]; option B<+vb>. 916B<False>: no visual bell [default]; option B<+vb>.
696 917
712B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or 933B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or
713B<Shift-Print> to include the scrollback as well. 934B<Shift-Print> to include the scrollback as well.
714 935
715The string will be interpreted as if typed into the shell as-is. 936The string will be interpreted as if typed into the shell as-is.
716 937
938Example:
939
940 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
941
942This creates a new file in your home directory with the screen contents
943every time you hit C<Print>.
944
945=item B<scrollstyle:> I<mode>
946
947Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
948the author's favourite.
949
950=item B<thickness:> I<number>
951
952Set the scrollbar width in pixels.
953
717=item B<scrollBar:> I<boolean> 954=item B<scrollBar:> I<boolean>
718 955
719B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 956B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
720disable the scrollbar; option B<+sb>. 957disable the scrollbar; option B<+sb>.
721 958
740B<False>: do not scroll to bottom when tty receives output; option 977B<False>: do not scroll to bottom when tty receives output; option
741B<+si>. 978B<+si>.
742 979
743=item B<scrollWithBuffer:> I<boolean> 980=item B<scrollWithBuffer:> I<boolean>
744 981
745B<True>: scroll with scrollback buffer when tty receives new lines (and 982B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
746B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 983try to show the same lines) and B<scrollTtyOutput> is False; option
747with scrollback buffer when tty recieves new lines; option B<+sw>. 984B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
985new lines; option B<+sw>.
748 986
749=item B<scrollTtyKeypress:> I<boolean> 987=item B<scrollTtyKeypress:> I<boolean>
750 988
751B<True>: scroll to bottom when a non-special key is pressed. Special keys 989B<True>: scroll to bottom when a non-special key is pressed. Special keys
752are those which are intercepted by rxvt-unicode for special handling and 990are those which are intercepted by rxvt-unicode for special handling and
771=item B<borderLess:> I<boolean> 1009=item B<borderLess:> I<boolean>
772 1010
773Set MWM hints to request a borderless window, i.e. if honoured by the 1011Set MWM hints to request a borderless window, i.e. if honoured by the
774WM, the rxvt-unicode window will not have window decorations; option B<-bl>. 1012WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
775 1013
1014=item B<skipBuiltinGlyphs:> I<boolean>
1015
1016Compile I<frills>: Disable the usage of the built-in block graphics/line
1017drawing characters and just rely on what the specified fonts provide. Use
1018this if you have a good font and want to use its block graphic glyphs;
1019option B<-sbg>.
1020
776=item B<termName:> I<termname> 1021=item B<termName:> I<termname>
777 1022
778Specifies the terminal type name to be set in the B<TERM> environment 1023Specifies the terminal type name to be set in the B<TERM> environment
779variable; option B<-tn>. 1024variable; option B<-tn>.
780 1025
781=item B<linespace:> I<number> 1026=item B<lineSpace:> I<number>
782 1027
783Specifies number of lines (pixel height) to insert between each row of 1028Specifies number of lines (pixel height) to insert between each row of
784the display [default 0]; option B<-lsp>. 1029the display [default 0]; option B<-lsp>.
785 1030
786=item B<meta8:> I<boolean> 1031=item B<meta8:> I<boolean>
800 1045
801=item B<cursorBlink:> I<boolean> 1046=item B<cursorBlink:> I<boolean>
802 1047
803B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1048B<True>: blink the cursor. B<False>: do not blink the cursor [default];
804option B<-bc>. 1049option B<-bc>.
1050
1051=item B<cursorUnderline:> I<boolean>
1052
1053B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1054option B<-uc>.
805 1055
806=item B<pointerBlank:> I<boolean> 1056=item B<pointerBlank:> I<boolean>
807 1057
808B<True>: blank the pointer when a key is pressed or after a set number 1058B<True>: blank the pointer when a key is pressed or after a set number
809of seconds of inactivity. B<False>: the pointer is always visible 1059of seconds of inactivity. B<False>: the pointer is always visible
823large number (e.g. C<987654321>) to effectively disable the timeout. 1073large number (e.g. C<987654321>) to effectively disable the timeout.
824 1074
825=item B<backspacekey:> I<string> 1075=item B<backspacekey:> I<string>
826 1076
827The string to send when the backspace key is pressed. If set to B<DEC> 1077The string to send when the backspace key is pressed. If set to B<DEC>
828or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1078or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
829(code 8) - which can be reversed with the appropriate DEC private mode 1079(code 8) - which can be reversed with the appropriate DEC private mode
830escape sequence. 1080escape sequence.
831 1081
832=item B<deletekey:> I<string> 1082=item B<deletekey:> I<string>
833 1083
835pressed. If unset it will send the sequence traditionally associated 1085pressed. If unset it will send the sequence traditionally associated
836with the B<Execute> key. 1086with the B<Execute> key.
837 1087
838=item B<cutchars:> I<string> 1088=item B<cutchars:> I<string>
839 1089
840The characters used as delimiters for double-click word selection. The 1090The characters used as delimiters for double-click word selection
841built-in default: 1091(whitespace delimiting is added automatically if resource is given).
842 1092
1093When the perl selection extension is in use (the default if compiled
1094in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1095characters will be created (if the resource exists, otherwise, no regex
1096will be created). In this mode, characters outside ISO-8859-1 can be used.
1097
1098When the selection extension is not used, only ISO-8859-1 characters can
1099be used. If not specified, the built-in default is used:
1100
843B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1101B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
844 1102
845=item B<preeditType:> I<style> 1103=item B<preeditType:> I<style>
846 1104
847B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1105B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
848 1106
853=item B<imLocale:> I<name> 1111=item B<imLocale:> I<name>
854 1112
855The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1113The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
856C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the 1114C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
857input extension to be able to input japanese characters while staying in 1115input extension to be able to input japanese characters while staying in
858another locale. option B<-imlocale>. 1116another locale; option B<-imlocale>.
859 1117
860=item B<imFont:> I<fontset> 1118=item B<imFont:> I<fontset>
861 1119
862Specify the font-set used for XIM styles C<OverTheSpot> or 1120Specify the font-set used for XIM styles C<OverTheSpot> or
863C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1121C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
868 1126
869=item B<tripleclickwords:> I<boolean> 1127=item B<tripleclickwords:> I<boolean>
870 1128
871Change the meaning of triple-click selection with the left mouse 1129Change the meaning of triple-click selection with the left mouse
872button. Instead of selecting a full line it will extend the selection to 1130button. Instead of selecting a full line it will extend the selection to
873the end of the logical line only. option B<-tcw>. 1131the end of the logical line only; option B<-tcw>.
874 1132
875=item B<insecure:> I<boolean> 1133=item B<insecure:> I<boolean>
876 1134
877Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1135Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
878echo arbitrary strings like the icon name or the locale. This could be 1136echo arbitrary strings like the icon name or the locale. This could be
879abused if somebody gets 8-bit-clean access to your display, whether 1137abused if somebody gets 8-bit-clean access to your display, whether
880throuh a mail client displaying mail bodies unfiltered or though 1138through a mail client displaying mail bodies unfiltered or through
881write(1). Therefore, these sequences are disabled by default. (Note 1139write(1) or any other means. Therefore, these sequences are disabled by
882that other terminals, including xterm, have these sequences 1140default. (Note that many other terminals, including xterm, have these
883enabled by default). You can enable them by setting this boolean 1141sequences enabled by default, which doesn't make it safer, though).
884resource or specifying B<-insecure> as an option. At the moment, this 1142
885enabled display-answer, locale, findfont, icon label and window title 1143You can enable them by setting this boolean resource or specifying
886requests as well as dynamic menubar dispatch. 1144B<-insecure> as an option. At the moment, this enables display-answer,
1145locale, findfont, icon label and window title requests.
887 1146
888=item B<modifier:> I<modifier> 1147=item B<modifier:> I<modifier>
889 1148
890Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1149Set the key to be interpreted as the Meta key to: B<alt>, B<meta>,
891B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option 1150B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
895 1154
896Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1155Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
897character is passed through. It may contain escape values as described 1156character is passed through. It may contain escape values as described
898in the entry on B<keysym> following. 1157in the entry on B<keysym> following.
899 1158
900=item B<secondaryScreen:> I<bool> 1159=item B<secondaryScreen:> I<boolean>
901 1160
902Turn on/off secondary screen (default enabled). 1161Turn on/off secondary screen (default enabled).
903 1162
904=item B<secondaryScroll:> I<bool> 1163=item B<secondaryScroll:> I<boolean>
905 1164
906Turn on/off secondary screen scroll (default enabled). If the this 1165Turn on/off secondary screen scroll (default enabled). If this
907option is enabled, scrolls on the secondary screen will change the 1166option is enabled, scrolls on the secondary screen will change the
908scrollback buffer and switching to/from the secondary screen will 1167scrollback buffer and, when secondaryScreen is off, switching
909instead scroll the screen up. 1168to/from the secondary screen will instead scroll the screen up.
1169
1170=item B<hold>: I<boolean>
1171
1172Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1173will not immediately destroy its window when the program executed within
1174it exits. Instead, it will wait till it is being killed or closed by the
1175user.
1176
1177=item B<chdir>: I<path>
1178
1179Sets the working directory for the shell (or the command specified via
1180B<-e>). The I<path> must be an absolute path and it must exist for
1181@@RXVT_NAME@@ to start. If it isn't specified then the current working
1182directory will be used; option B<-cd>.
910 1183
911=item B<keysym.>I<sym>: I<string> 1184=item B<keysym.>I<sym>: I<string>
912 1185
913Compile I<frills>: Associate I<string> with keysym I<sym>. The 1186Compile I<frills>: Associate I<string> with keysym I<sym>. The
914intervening resource name B<keysym.> cannot be omitted. 1187intervening resource name B<keysym.> cannot be omitted.
928searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1201searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
929omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1202omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
930keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1203keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
931performed in an exact manner; however, the closest match is assured. 1204performed in an exact manner; however, the closest match is assured.
932 1205
933I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1206I<string> may contain escape values (C<\n>: newline, C<\000>: octal
934C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1207number), see RESOURCES in C<man 7 X> for further details.
935C<\000>: octal number) or verbatim control characters (C<^?>: delete,
936C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
937can start or end with whitespace.
938 1208
939Please note that you need to double the C<\> when using
940C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
941use C<\033> instead of C<\e> (and so on), which will work with both Xt and
942@@RXVT_NAME@@'s own processing).
943
944You can define a range of keysyms in one shot by providing a I<string> 1209You can define a range of keysyms in one shot by
1210loading the C<keysym-list> perl extension and providing a I<string>
945with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1211with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
946should be a character not used by the strings. 1212should be a character not used by the strings.
947 1213
948Its usage can be demonstrated by an example: 1214Its usage can be demonstrated by an example:
949 1215
950 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1216 URxvt.keysym.M-C-0x61: list|\033<|abc|>
951 1217
952The above line is equivalent to the following three lines: 1218The above line is equivalent to the following three lines:
953 1219
954 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1220 URxvt.keysym.Meta-Control-0x61: \033<a>
955 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1221 URxvt.keysym.Meta-Control-0x62: \033<b>
956 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1222 URxvt.keysym.Meta-Control-0x63: \033<c>
957 1223
958If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1224If I<string> takes the form of C<command:STRING>, the specified B<STRING>
959is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1225is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
960example the following means "change the current locale to C<zh_CN.GBK> 1226example the following means "change the current locale to C<zh_CN.GBK>
961when Control-Meta-c is being pressed": 1227when Control-Meta-c is being pressed":
962 1228
963 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1229 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
964 1230
1231If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1232is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1233manpage. For example, the F<selection> extension (activated via
1234C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1235
1236 URxvt.keysym.M-C-c: perl:selection:rot13
1237
965Due the the large number of modifier combinations, a defined key mapping 1238Due the the large number of modifier combinations, a defined key mapping
966will match if at I<at least> the specified identifiers are being set, and 1239will match if I<at least> the specified identifiers are being set, and
967no other key mappings with those and more bits are being defined. That 1240no other key mappings with those and more bits are being defined. That
968means that defining a key map for C<a> will automatically provide 1241means that defining a key map for C<a> will automatically provide
969definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1242definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
970mappings themselves. 1243mappings themselves.
971 1244
991Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1264Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
992info): 1265info):
993 1266
994 URxvt.keysym.M-C-3: command:\033[8;25;80t 1267 URxvt.keysym.M-C-3: command:\033[8;25;80t
995 URxvt.keysym.M-C-4: command:\033[8;48;110t 1268 URxvt.keysym.M-C-4: command:\033[8;48;110t
1269
1270=item B<perl-ext-common>: I<string>
1271
1272=item B<perl-ext>: I<string>
1273
1274Comma-separated list(s) of perl extension scripts (default: C<default>) to
1275use in this terminal instance; option B<-pe>.
1276
1277Extension names can be prefixed with a C<-> sign to prohibit using
1278them. This can be useful to selectively disable some extensions loaded
1279by default, or specified via the C<perl-ext-common> resource. For
1280example, C<default,-selection> will use all the default extension except
1281C<selection>.
1282
1283Extension names can also be followed by an argument in angle brackets
1284(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1285searchable scrollback to Alt/Meta-s). Mentioning the same extension
1286multiple times with different arguments will pass multiple arguments to
1287the extension.
1288
1289Each extension is looked up in the library directories, loaded if
1290necessary, and bound to the current terminal instance.
1291
1292If both of these resources are the empty string, then the perl
1293interpreter will not be initialized. The idea behind two options is that
1294B<perl-ext-common> will be used for extensions that should be available to
1295all instances, while B<perl-ext> is used for specific instances.
1296
1297=item B<perl-eval>: I<string>
1298
1299Perl code to be evaluated when all extensions have been registered. See
1300the @@RXVT_NAME@@perl(3) manpage.
1301
1302=item B<perl-lib>: I<path>
1303
1304Colon-separated list of additional directories that hold extension
1305scripts. When looking for perl extensions, @@RXVT_NAME@@ will first
1306look in these directories, then in $HOME/.urxvt/ext and lastly in
1307F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1308
1309See the @@RXVT_NAME@@perl(3) manpage.
1310
1311=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1312
1313Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1314details.
1315
1316=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1317
1318Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1319for details.
1320
1321=item B<searchable-scrollback:> I<keysym>
1322
1323Sets the hotkey that starts the incremental scrollback buffer search
1324(default: C<M-s>).
1325
1326=item B<urlLauncher>: I<string>
1327
1328Specifies the program to be started with a URL argument. Used by the
1329C<selection-popup> and C<matcher> perl extensions.
1330
1331=item B<transient-for>: I<windowid>
1332
1333Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1334
1335=item B<override-redirect>: I<boolean>
1336
1337Compile I<frills>: Sets override-redirect for the terminal window, making
1338it almost invisible to window managers; option B<-override-redirect>.
1339
1340=item B<iso14755:> I<boolean>
1341
1342Turn on/off ISO 14755 (default enabled).
1343
1344=item B<iso14755_52:> I<boolean>
1345
1346Turn on/off ISO 14755 5.2 mode (default enabled).
996 1347
997=back 1348=back
998 1349
999=head1 THE SCROLLBAR 1350=head1 THE SCROLLBAR
1000 1351
1019application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1370application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1020(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1371(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
1021up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1372up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1022respectively. 1373respectively.
1023 1374
1024=head1 TEXT SELECTION AND INSERTION 1375=head1 THE SELECTION: SELECTING AND PASTING TEXT
1025 1376
1026The behaviour of text selection and insertion mechanism is similar to 1377The behaviour of text selection and insertion/pasting mechanism is similar
1027I<xterm>(1). 1378to I<xterm>(1).
1028 1379
1029=over 4 1380=over 4
1030 1381
1031=item B<Selection>: 1382=item B<Selecting>:
1032 1383
1033Left click at the beginning of the region, drag to the end of the region 1384Left click at the beginning of the region, drag to the end of the region
1034and release; Right click to extend the marked region; Left double-click 1385and release; Right click to extend the marked region; Left double-click
1035to select a word; Left triple-click to select the entire logical line 1386to select a word; Left triple-click to select the entire logical line
1036(which can span multiple screen lines), unless modified by resource 1387(which can span multiple screen lines), unless modified by resource
1037B<tripleclickwords>. 1388B<tripleclickwords>.
1038 1389
1039Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1390Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
1040(Compile: I<frills>) will create a rectangular selection instead of a normal 1391(Compile: I<frills>) will create a rectangular selection instead of a
1041one. 1392normal one. In this mode, every selected row becomes its own line in the
1393selection, and trailing whitespace is visually underlined and removed from
1394the selection.
1042 1395
1043=item B<Insertion>: 1396=item B<Pasting>:
1044 1397
1045Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1398Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1046an B<@@RXVT_NAME@@> window causes the current text selection to be 1399window causes the value of the PRIMARY selection (or CLIPBOARD with the
1047inserted as if it had been typed on the keyboard. 1400B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1401
1402Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1403inserted too.
1048 1404
1049=back 1405=back
1050 1406
1051=head1 CHANGING FONTS 1407=head1 CHANGING FONTS
1052 1408
1053Changing fonts (or font sizes, respectively) via the keypad is not yet 1409Changing fonts (or font sizes, respectively) via the keypad is not yet
1054supported in rxvt-unicode. Bug me if you need this. 1410supported in rxvt-unicode. Bug me if you need this.
1055 1411
1056You can, however, switch fonts at runtime using escape sequences (and 1412You can, however, switch fonts at runtime using escape sequences, e.g.:
1057therefore using the menubar), e.g.:
1058 1413
1059 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1414 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1415
1416You can use keyboard shortcuts, too:
1417
1418 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1419 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
1060 1420
1061rxvt-unicode will automatically re-apply these fonts to the output so far. 1421rxvt-unicode will automatically re-apply these fonts to the output so far.
1062 1422
1063=head1 ISO 14755 SUPPORT 1423=head1 ISO 14755 SUPPORT
1064 1424
1065ISO 14755 is a standard for entering and viewing unicode characters 1425ISO 14755 is a standard for entering and viewing unicode characters
1066and character codes using the keyboard. It consists of 4 parts. The 1426and character codes using the keyboard. It consists of 4 parts. The
1067first part is available rxvt-unicode has been compiled with 1427first part is available if rxvt-unicode has been compiled with
1068C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1428C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1069with C<--enable-iso14755>. 1429with C<--enable-iso14755>.
1070 1430
1071=over 4 1431=over 4
1072 1432
1092This mode lets you input characters representing the keycap symbols of 1452This mode lets you input characters representing the keycap symbols of
1093your keyboard, if representable in the current locale encoding. 1453your keyboard, if representable in the current locale encoding.
1094 1454
1095Start by pressing C<Control> and C<Shift> together, then releasing 1455Start by pressing C<Control> and C<Shift> together, then releasing
1096them. The next special key (cursor keys, home etc.) you enter will not 1456them. The next special key (cursor keys, home etc.) you enter will not
1097invoke it's usual function but instead will insert the corresponding 1457invoke its usual function but instead will insert the corresponding
1098keycap symbol. The symbol will only be entered when the key has been 1458keycap symbol. The symbol will only be entered when the key has been
1099released, otherwise pressing e.g. C<Shift> would enter the symbol for 1459released, otherwise pressing e.g. C<Shift> would enter the symbol for
1100C<ISO Level 2 Switch>, although your intention might have been to enter a 1460C<ISO Level 2 Switch>, although your intention might have been to enter a
1101reverse tab (Shift-Tab). 1461reverse tab (Shift-Tab).
1102 1462
1130B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1490B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1131it can be seen via the I<who(1)> command, and can accept messages. To 1491it can be seen via the I<who(1)> command, and can accept messages. To
1132allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1492allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1133on some systems or setgid to root or to some other group on others. 1493on some systems or setgid to root or to some other group on others.
1134 1494
1135=head1 COLORS AND GRAPHICS 1495=head1 COLOURS AND GRAPHICS
1136 1496
1137In addition to the default foreground and background colours, 1497In addition to the default foreground and background colours,
1138B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1498B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1139high-intensity bold/blink versions of the same). Here is a list of the 1499high-intensity (potentially bold/blink) versions of the same, and 72 (or
1140colours with their B<rgb.txt> names. 1500240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1501cube plus a 8 (24) colour greyscale ramp.
1502
1503Here is a list of the ANSI colours with their names.
1141 1504
1142=begin table 1505=begin table
1143 1506
1144 B<color0> (black) = Black 1507 B<color0> (black) = Black
1145 B<color1> (red) = Red3 1508 B<color1> (red) = Red3
1165It is also possible to specify the colour values of B<foreground>, 1528It is also possible to specify the colour values of B<foreground>,
1166B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1529B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1167a number 0-15, as a convenient shorthand to reference the colour name of 1530a number 0-15, as a convenient shorthand to reference the colour name of
1168color0-color15. 1531color0-color15.
1169 1532
1533The following text gives values for the standard 88 colour mode (and
1534values for the 256 colour mode in parentheses).
1535
1536The RGB cube uses indices 16..79 (16..231) using the following formulas:
1537
1538 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1539 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1540
1541The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1542steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1543the RGB cube.
1544
1545Together, all those colours implement the 88 (256) colour xterm
1546colours. Only the first 16 can be changed using resources currently, the
1547rest can only be changed via command sequences ("escape codes").
1548
1549Applications are advised to use terminfo or command sequences to discover
1550number and RGB values of all colours (yes, you can query this...).
1551
1170Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1552Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1171always swapping the foreground/background colours. This is in contrast to 1553always swapping the foreground/background colours. This is in contrast to
1172I<xterm>(1) where the colours are only swapped if they have not otherwise 1554I<xterm>(1) where the colours are only swapped if they have not otherwise
1173been specified. For example, 1555been specified. For example,
1174 1556
1557 @@RXVT_NAME@@ -fg Black -bg White -rv
1558
1559would yield White on Black, while on I<xterm>(1) it would yield Black on
1560White.
1561
1562=head2 ALPHA CHANNEL SUPPORT
1563
1564If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1565their act together, rxvt-unicode will do its own alpha channel management:
1566
1567You can prefix any colour with an opaqueness percentage enclosed in
1568brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1569(0-100) that specifies the opacity of the colour, where C<0> is completely
1570transparent and C<100> is completely opaque. For example, C<[50]red> is a
1571half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1572is the recommended format to specify transparency values, and works with
1573all ways to specify a colour.
1574
1575For complete control, rxvt-unicode also supports
1576C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1577specifications, where the additional C<aaaa> component specifies opacity
1578(alpha) values. The minimum value of C<0000> is completely transparent,
1579while C<ffff> is completely opaque). The two example colours from
1580earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1581C<rgba:0000/ff00/0000/f332>.
1582
1583You probably need to specify B<"-depth 32">, too, to force a visual with
1584alpha channels, and have the luck that your X-server uses ARGB pixel
1585layout, as X is far from just supporting ARGB visuals out of the box, and
1586rxvt-unicode just fudges around.
1587
1588For example, the following selects an almost completely transparent black
1589background, and an almost opaque pink foreground:
1590
1591 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1592
1593When not using a background image, then the interpretation of the
1594alpha channel is up to your compositing manager (most interpret it as
1595transparency of course).
1596
1597When using a background pixmap or pseudo-transparency, then the background
1598colour will always behave as if it were completely transparent (so the
1599background image shows instead), regardless of how it was specified, while
1600other colours will either be transparent as specified (the background
1601image will show through) on servers supporting the RENDER extension, or
1602fully opaque on servers not supporting the RENDER EXTENSION.
1603
1604Please note that due to bugs in Xft, specifying alpha values might result
1605in garbage being displayed when the X-server does not support the RENDER
1606extension.
1607
1608=head1 ENVIRONMENT
1609
1610B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1611
1175=over 4 1612=over 4
1176 1613
1177=item B<@@RXVT_NAME@@ -fg Black -bg White -rv>
1178
1179would yield White on Black, while on I<xterm>(1) it would yield Black
1180on White.
1181
1182=back
1183
1184=head1 ENVIRONMENT
1185
1186B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1187
1188=over 4
1189
1190=item B<TERM> 1614=item B<TERM>
1191 1615
1192Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1616Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1193resources or on the commandline. 1617resources or on the command line.
1194 1618
1195=item B<COLORTERM> 1619=item B<COLORTERM>
1196 1620
1197Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1621Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1198compiled with XPM support, and optionally with the added extension 1622compiled with background image support, and optionally with the added
1199C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1623extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1624screen.
1200 1625
1201=item B<COLORFGBG> 1626=item B<COLORFGBG>
1202 1627
1203Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1628Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1204the colour code used as default foreground/text colour (or the string 1629the colour code used as default foreground/text colour (or the string
1205C<default> to indicate that the default-colour escape sequence is to be 1630C<default> to indicate that the default-colour escape sequence is to be
1206used), C<bg> is the colour code used as default background colour (or the 1631used), C<bg> is the colour code used as default background colour (or the
1207string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1632string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1208was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1633was compiled with background image support. Libraries like C<ncurses>
1209(and do) use this information to optimize screen output. 1634and C<slang> can (and do) use this information to optimize screen output.
1210 1635
1211=item B<WINDOWID> 1636=item B<WINDOWID>
1212 1637
1213Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1638Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1214window, which usually has subwindows for the scrollbar, the terminal 1639window, which usually has subwindows for the scrollbar, the terminal
1220C<--with-terminfo=PATH>. 1645C<--with-terminfo=PATH>.
1221 1646
1222=item B<DISPLAY> 1647=item B<DISPLAY>
1223 1648
1224Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1649Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1225display in it's child processes. 1650display in its child processes if C<-display> isn't used to override. It
1651defaults to C<:0> if it doesn't exist.
1226 1652
1227=item B<SHELL> 1653=item B<SHELL>
1228 1654
1229The shell to be used for command execution, defaults to C</bin/sh>. 1655The shell to be used for command execution, defaults to C</bin/sh>.
1230
1231=item B<RXVTPATH>
1232
1233The path where @@RXVT_NAME@@ looks for support files such as menu and xpm
1234files.
1235
1236=item B<PATH>
1237
1238Used in the same way as C<RXVTPATH>.
1239 1656
1240=item B<RXVT_SOCKET> 1657=item B<RXVT_SOCKET>
1241 1658
1242The unix domain socket path used by @@RXVT_NAME@@c(1) and 1659The unix domain socket path used by @@RXVT_NAME@@c(1) and
1243@@RXVT_NAME@@d(1). 1660@@RXVT_NAME@@d(1).
1244 1661
1245Default C<< $HOME/.rxvt-unicode-<nodename >>. 1662Default F<<< $HOME/.urxvt/urxvtd-I<< <nodename> >> >>>.
1246 1663
1247=item B<HOME> 1664=item B<HOME>
1248 1665
1249Used to locate the default directory for the unix domain socket for 1666Used to locate the default directory for the unix domain socket for
1250daemon communications and to locate various resource files (such as 1667daemon communications and to locate various resource files (such as
1251C<.Xdefaults>) 1668C<.Xdefaults>)
1252 1669
1253=item B<XAPPLRESDIR> 1670=item B<XAPPLRESDIR>
1254 1671
1255Directory where various X resource files are being located. 1672Directory where application-specific X resource files are located.
1256 1673
1257=item B<XENVIRONMENT> 1674=item B<XENVIRONMENT>
1258 1675
1259If 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
1260@@RXVT_NAME@@. 1677@@RXVT_NAME@@.
1265 1682
1266=over 4 1683=over 4
1267 1684
1268=item B</usr/lib/X11/rgb.txt> 1685=item B</usr/lib/X11/rgb.txt>
1269 1686
1270Color names. 1687Colour names.
1271 1688
1272=back 1689=back
1273 1690
1274=head1 SEE ALSO 1691=head1 SEE ALSO
1275 1692
1276@@RXVT_NAME@@(7), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1693@@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)
1277
1278=head1 BUGS
1279
1280Check the BUGS file for an up-to-date list.
1281
1282Cursor change support is not yet implemented.
1283
1284Click-and-drag doesn't work with X11 mouse report overriding.
1285 1694
1286=head1 CURRENT PROJECT COORDINATOR 1695=head1 CURRENT PROJECT COORDINATOR
1287 1696
1288=over 4 1697=over 4
1289 1698
1290=item Project Coordinator 1699=item Project Coordinator
1291 1700
1292Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1701Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1293 1702
1294L<http://software.schmorp.de/#rxvt-unicode> 1703L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1295 1704
1296=back 1705=back
1297 1706
1298=head1 AUTHORS 1707=head1 AUTHORS
1299 1708
1321 1730
1322Project Coordinator (changes.txt 2.21a to 2.4.5) 1731Project Coordinator (changes.txt 2.21a to 2.4.5)
1323 1732
1324=item Geoff Wing L<< <gcw@pobox.com> >> 1733=item Geoff Wing L<< <gcw@pobox.com> >>
1325 1734
1326Rewrote screen display and text selection routines. Project Coordinator 1735Rewrote screen display and text selection routines.
1736
1327(changes.txt 2.4.6 - rxvt-unicode) 1737Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1328 1738
1329=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1739=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1330 1740
1331Forked rxvt-unicode, rewrote most of the display code and internal 1741Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1332character handling to store text in unicode, improve xterm 1742extension, random hacks, numerous bugfixes and extensions.
1333compatibility and apply numerous other bugfixes and extensions.
1334 1743
1335Project Coordinator (Changes 1.0 -) 1744Project Coordinator (Changes 1.0 -)
1336 1745
1746=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1747
1748pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1749
1337=back 1750=back
1338 1751

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