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Revision 1.69 by root, Tue Oct 25 19:04:45 2005 UTC vs.
Revision 1.202 by sf-exg, Thu Aug 11 08:37:17 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> | B<-tr>|B<+tr> 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. Small values 136Fade the text by the given percentage when focus is lost. Small values
118fade a little only, 100 completely replaces all colours by the fade 137fade a little only, 100 completely replaces all colours by the fade
119colour; resource B<fading>. 138colour; resource B<fading>.
120 139
121=item B<-fadecolor> I<colour> 140=item B<-fadecolor> I<colour>
122 141
123Fade to this colour when fading is used (see B<-fade>). The default colour 142Fade to this colour when fading is used (see B<-fade>). The default colour
124is black. resource B<fadeColor>. 143is opaque black. resource B<fadeColor>.
125 144
126=item B<-tint> I<colour> 145=item B<-tint> I<colour>
127 146
128Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
129transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 148resource I<tintColor>.
130option that can be used to brighten or darken the image in addition to
131tinting it; resource I<tintColor>. Example:
132 149
133 @@RXVT_NAME@@ -tr -tint blue -sh 40 150=item B<-sh> I<number>
134 151
135=item B<-sh>
136
137I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
138background image in addition to tinting it (i.e. B<-tint> must be 153A value of 100 means no shading; resource I<shading>.
139specified, 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>.
140 179
141=item B<-bg> I<colour> 180=item B<-bg> I<colour>
142 181
143Window background colour; resource B<background>. 182Window background colour; resource B<background>.
144 183
145=item B<-fg> I<colour> 184=item B<-fg> I<colour>
146 185
147Window foreground colour; resource B<foreground>. 186Window foreground colour; resource B<foreground>.
148 187
149=item B<-pixmap> I<file[;geom]> 188=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
150 189
151Compile 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
152specify its scaling with a geometry string. Note you may need to 191optionally specify its scaling with a geometry string. Note you may need to
153add quotes to avoid special shell interpretation of the C<;> in the 192add quotes to avoid special shell interpretation of the C<;> in the
154command-line; resource B<backgroundPixmap>. 193command-line; for more details see resource B<backgroundPixmap>.
155 194
156=item B<-cr> I<colour> 195=item B<-cr> I<colour>
157 196
158The cursor colour; resource B<cursorColor>. 197The cursor colour; resource B<cursorColor>.
159 198
171resource B<borderColor>. 210resource B<borderColor>.
172 211
173=item B<-fn> I<fontlist> 212=item B<-fn> I<fontlist>
174 213
175Select 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
176that are used in turn when trying to display Unicode characters. The 215that are checked in order when trying to find glyphs for characters. The
177first font defines the cell size for characters; other fonts might be 216first font defines the cell size for characters; other fonts might be
178smaller, but not (in general) larger. A (hopefully) reasonable default 217smaller, but not (in general) larger. A (hopefully) reasonable default
179font 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.
180 219
181In 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
182with 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:>,
183e.g.: 222e.g.:
184 223
185 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 224 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
186 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 225 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
188See 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
189section of @@RXVT_NAME@@(7). 228section of @@RXVT_NAME@@(7).
190 229
191=item B<-fb> I<fontlist> 230=item B<-fb> I<fontlist>
192 231
193Compile 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
194be printed. See resource B<boldFont> for details. 233are to be printed. See resource B<boldFont> for details.
195 234
196=item B<-fi> I<fontlist> 235=item B<-fi> I<fontlist>
197 236
198Compile 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>
199be printed. See resource B<italicFont> for details. 238characters are to be printed. See resource B<italicFont> for details.
200 239
201=item B<-fbi> I<fontlist> 240=item B<-fbi> I<fontlist>
202 241
203Compile 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
204be 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.
205 251
206=item B<-name> I<name> 252=item B<-name> I<name>
207 253
208Specify the application name under which resources are to be obtained, 254Specify the application name under which resources are to be obtained,
209rather than the default executable file name. Name should not contain 255rather than the default executable file name. Name should not contain
225 271
226=item B<-sb>|B<+sb> 272=item B<-sb>|B<+sb>
227 273
228Turn on/off scrollbar; resource B<scrollBar>. 274Turn on/off scrollbar; resource B<scrollBar>.
229 275
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
230=item B<-si>|B<+si> 285=item B<-si>|B<+si>
231 286
232Turn on/off scroll-to-bottom on TTY output inhibit; resource 287Turn on/off scroll-to-bottom on TTY output inhibit; resource
233B<scrollTtyOutput> has opposite effect. 288B<scrollTtyOutput> has opposite effect.
234 289
240=item B<-sw>|B<+sw> 295=item B<-sw>|B<+sw>
241 296
242Turn on/off scrolling with the scrollback buffer as new lines appear. 297Turn on/off scrolling with the scrollback buffer as new lines appear.
243This only takes effect if B<-si> is also given; resource 298This only takes effect if B<-si> is also given; resource
244B<scrollWithBuffer>. 299B<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>.
254 300
255=item B<-ptab>|B<+ptab> 301=item B<-ptab>|B<+ptab>
256 302
257If enabled (default), "Horizontal Tab" characters are being stored as 303If enabled (default), "Horizontal Tab" characters are being stored as
258actual wide characters in the screen buffer, which makes it possible to 304actual wide characters in the screen buffer, which makes it possible to
262 308
263=item B<-bc>|B<+bc> 309=item B<-bc>|B<+bc>
264 310
265Blink the cursor; resource B<cursorBlink>. 311Blink the cursor; resource B<cursorBlink>.
266 312
313=item B<-uc>|B<+uc>
314
315Make the cursor underlined; resource B<cursorUnderline>.
316
267=item B<-iconic> 317=item B<-iconic>
268 318
269Start iconified, if the window manager supports that option. 319Start iconified, if the window manager supports that option.
270Alternative form is B<-ic>. 320Alternative form is B<-ic>.
271 321
287 337
288=item B<-bl> 338=item B<-bl>
289 339
290Compile 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.
291if 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
292decorations; 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>.
293 356
294=item B<-lsp> I<number> 357=item B<-lsp> I<number>
295 358
296Compile I<frills>: Lines (pixel height) to insert between each row of 359Compile I<frills>: Lines (pixel height) to insert between each row of
297the display. Useful to work around font rendering problems; resource 360the display. Useful to work around font rendering problems; resource
298B<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>.
299 369
300=item B<-tn> I<termname> 370=item B<-tn> I<termname>
301 371
302This 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
303B<TERM> environment variable. This terminal type must exist in the 373B<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 382given 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 383on 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, 384run the program specified by the B<SHELL> environment variable or,
315failing that, I<sh(1)>. 385failing that, I<sh(1)>.
316 386
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
317=item B<-title> I<text> 392=item B<-title> I<text>
318 393
319Window title (B<-T> still respected); the default title is the basename 394Window title (B<-T> still respected); the default title is the basename
320of 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
321application name; resource B<title>. 396application name; resource B<title>.
352for more info. 427for more info.
353 428
354=item B<-tcw> 429=item B<-tcw>
355 430
356Change 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
357button. 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
358end of the logical line only. resource B<tripleclickwords>. 434the end of the logical line only. resource B<tripleclickwords>.
359 435
360=item B<-insecure> 436=item B<-insecure>
361 437
362Enable "insecure" mode, which currently enables most of the escape 438Enable "insecure" mode, which currently enables most of the escape
363sequences that echo strings. See the resource B<insecure> for more 439sequences that echo strings. See the resource B<insecure> for more
377=item B<-ssr>|B<+ssr> 453=item B<-ssr>|B<+ssr>
378 454
379Turn on/off secondary screen scroll (default enabled); resource 455Turn on/off secondary screen scroll (default enabled); resource
380B<secondaryScroll>. 456B<secondaryScroll>.
381 457
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
382=item B<-keysym.>I<sym> I<string> 484=item B<-keysym.>I<sym> I<string>
383 485
384Remap a key symbol. See resource B<keysym>. 486Remap a key symbol. See resource B<keysym>.
385 487
386=item B<-embed> I<windowid> 488=item B<-embed> I<windowid>
387 489
388Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 490Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
389which enables applications to easily embed a terminal. 491which enables applications to easily embed a terminal.
390 492
391Right 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
392shouldn'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
393quite 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
396The window will not be destroyed when @@RXVT_NAME@@ exits. 498The window will not be destroyed when @@RXVT_NAME@@ exits.
397 499
398It 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
399descriptors 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
400can use file descriptors to communicate with the programs within the 502can use file descriptors to communicate with the programs within the
401terminal. 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
402not. 504not.
403 505
404Here 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
405used (a longer example is in F<doc/embed>): 507used (a longer example is in F<doc/embed>):
406 508
408 $rxvt->signal_connect_after (realize => sub { 510 $rxvt->signal_connect_after (realize => sub {
409 my $xid = $_[0]->window->get_xid; 511 my $xid = $_[0]->window->get_xid;
410 system "@@RXVT_NAME@@ -embed $xid &"; 512 system "@@RXVT_NAME@@ -embed $xid &";
411 }); 513 });
412 514
413=item B<-pty-fd> I<fileno> 515=item B<-pty-fd> I<file descriptor>
414 516
415Tells @@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
416pair 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
417useful 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
418without having to run a program within it. 520without having to run a program within it.
419 521
420If 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
421entries 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
422yourself 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.
423 529
424Here 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
425longer example is in F<doc/pty-fd>): 531longer example is in F<doc/pty-fd>):
426 532
427 use IO::Pty; 533 use IO::Pty;
434 540
435 # now communicate with rxvt 541 # now communicate with rxvt
436 my $slave = $pty->slave; 542 my $slave = $pty->slave;
437 while (<$slave>) { print $slave "got <$_>\n" } 543 while (<$slave>) { print $slave "got <$_>\n" }
438 544
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
439=back 550=back
440 551
441=head1 RESOURCES (available also as long-options) 552=head1 RESOURCES
442 553
443Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 554Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
444options) compiled into your version. 555options) compiled into your version. All resources are also available as
556long-options.
445 557
446There 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
447Xresource data: using the X libraries (Xrm*-functions) or internal 559distribution do also load settings from the B<~/.Xresources> file when X
448Xresources reader (B<~/.Xdefaults>). For the first method (ie. 560starts. @@RXVT_NAME@@ will consult the following files/resources in order,
449B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 561with 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:
454 562
455 1. system-wide app-defaults file, either locale-dependent OR global
456 2. app-defaults file in $XAPPLRESDIR 563 1. app-defaults file in $XAPPLRESDIR
564 2. $HOME/.Xdefaults
457 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 565 3. RESOURCE_MANAGER property on root-window of screen 0
458 4. SCREEN_RESOURCES for the current screen 566 4. SCREEN_RESOURCES property on root-window of the current screen
459 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 567 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
568 6. resources specified via -xrm on the commandline
460 569
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 570Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
467class 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
468resources 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
469easily configured, while the class name B<URxvt> allows resources 573configured, while the class name B<URxvt> allows resources unique to
470unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 574B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
471shared between different B<@@RXVT_NAME@@> configurations. If no 575configurations. If no resources are specified, suitable defaults will
472resources are specified, suitable defaults will be used. Command-line 576be used. Command-line arguments can be used to override resource
473arguments can be used to override resource settings. The following 577settings. The following resources are supported (you might want to
474resources are allowed: 578check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
579extensions not documented here):
475 580
476=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.
477 594
478=item B<geometry:> I<geom> 595=item B<geometry:> I<geom>
479 596
480Create the window with the specified X window geometry [default 80x24]; 597Create the window with the specified X window geometry [default 80x24];
481option B<-geometry>. 598option B<-geometry>.
495Use 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
496corresponds to low-intensity (normal) colours and 8-15 corresponds to 613corresponds to low-intensity (normal) colours and 8-15 corresponds to
497high-intensity (bold = bright foreground, blink = bright background) 614high-intensity (bold = bright foreground, blink = bright background)
498colours. 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,
4993=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
500names used are listed in the B<COLORS AND GRAPHICS> section. 617names used are listed in the B<COLOURS AND GRAPHICS> section.
501 618
502Colours 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
503changed using an escape command (see @@RXVT_NAME@@(7)). 620changed using an escape command (see @@RXVT_NAME@@(7)).
504 621
505Colours 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
516=item B<colorUL:> I<colour> 633=item B<colorUL:> I<colour>
517 634
518Use the specified colour to display underlined characters when the 635Use the specified colour to display underlined characters when the
519foreground colour is the default. 636foreground colour is the default.
520 637
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> 638=item B<underlineColor:> I<colour>
527 639
528If set, use the specified colour as the colour for the underline 640If set, use the specified colour as the colour for the underline
529itself. 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.
530 652
531=item B<cursorColor:> I<colour> 653=item B<cursorColor:> I<colour>
532 654
533Use 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
534foreground colour; option B<-cr>. 656foreground colour; option B<-cr>.
541 663
542=item B<reverseVideo:> I<boolean> 664=item B<reverseVideo:> I<boolean>
543 665
544B<True>: simulate reverse video by foreground and background colours; 666B<True>: simulate reverse video by foreground and background colours;
545option B<-rv>. B<False>: regular screen colours [default]; option 667option B<-rv>. B<False>: regular screen colours [default]; option
546B<+rv>. See note in B<COLORS AND GRAPHICS> section. 668B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
547 669
548=item B<jumpScroll:> I<boolean> 670=item B<jumpScroll:> I<boolean>
549 671
550B<True>: specify that jump scrolling should be used. When scrolling 672B<True>: specify that jump scrolling should be used. When receiving lots
551quickly, 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
552B<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>.
553 679
554=item B<inheritPixmap:> I<boolean> 680=item B<skipScroll:> I<boolean>
555 681
556B<True>: make the background inherit the parent windows' pixmap, giving 682B<True>: (the default) specify that skip scrolling should be used. When
557artificial transparency. B<False>: do not inherit the parent windows' 683receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
558pixmap. 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.
559 698
560=item B<fading:> I<number> 699=item B<fading:> I<number>
561 700
562Fade the text by the given percentage when focus is lost; option B<-fade>. 701Fade the text by the given percentage when focus is lost; option B<-fade>.
563 702
566Fade to this colour, when fading is used (see B<fading:>). The default 705Fade to this colour, when fading is used (see B<fading:>). The default
567colour is black; option B<-fadecolor>. 706colour is black; option B<-fadecolor>.
568 707
569=item B<tintColor:> I<colour> 708=item B<tintColor:> I<colour>
570 709
571Tint the transparent background pixmap with the given colour; option 710Tint the transparent background with the given colour. If the RENDER
572B<-tint>. 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>.
573 715
574=item B<shading:> I<number> 716=item B<shading:> I<number>
575 717
576Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 718Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
577image 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>.
578 733
579=item B<scrollColor:> I<colour> 734=item B<scrollColor:> I<colour>
580 735
581Use the specified colour for the scrollbar [default #B2B2B2]. 736Use the specified colour for the scrollbar [default #B2B2B2].
582 737
588=item B<borderColor:> I<colour> 743=item B<borderColor:> I<colour>
589 744
590The 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
591and the text. 746and the text.
592 747
593=item B<backgroundPixmap:> I<file[;geom]> 748=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
594 749
595Use the specified XPM file (note the `.xpm' extension is optional) for 750Use the specified image file for the background and also
596the background and also optionally specify its scaling with a geometry 751optionally specify its scaling with a geometry string B<WxH+X+Y>,
597string B<WxH+X+Y>, in which B<"W" / "H"> specify the 752(default C<100x100+50+50>) in which B<"W" / "H"> specify the
598horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image 753horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
599centre (percent). A scale of 0 displays the image with tiling. A scale 754centre (percent). A scale of 0 disables scaling.
600of 1 displays the image without any scaling. A scale of 2 to 9 755The maximum permitted scale is 1000.
601specifies an integer number of images in that direction. No image will 756Additional operations can be specified after colon B<:op1:op2...>.
602be magnified beyond 10 times its original size. The maximum permitted 757Supported operations are:
603scale is 1000. [default 0x0+50+50]
604 758
605=item B<menu:> I<file[;tag]> 759 op=tile enables tiling
760 op=pscale enables proportional scaling
761 op=root use the position of the terminal window relative to the root
762 window as the image offset, simulating a root window background
606 763
607Read in the specified menu file (note the `.menu' extension is 764Alternatively, a predefined set of templates can be used to achieve
608optional) and also optionally specify a starting tag to find. See the 765the most common setups:
609reference documentation for details on the syntax for the menuBar. 766
767 style=tiled the image is tiled with no scaling
768 style=aspect-stretched the image is scaled to fill the whole window maintaining
769 the aspect ratio and centered
770 style=stretched the image is scaled to fill the whole window
771 style=centered the image is centered with no scaling
772 style=root-tiled the image is tiled with no scaling and using 'op=root' positioning
773
774If multiple templates are specified the last one wins. Note that a
775template overrides all the scale, position and operations settings.
776Indeed, the templates can be specified in terms of low level settings
777as follows:
778
779 style=tiled 0x0+0+0:op=tile
780 style=aspect-stretched +50+50:op=pscale
781 style=stretched 100x100
782 style=centered 0x0+50+50
783 style=root-tiled 0x0:op=tile:op=root
784
785If used in conjunction with B<-tr> option, the specified pixmap will be
786blended over the transparent background using alpha-blending. If I<afterimage>
787support has been compiled in it is possible to choose other blending
788types with B<-blt "type"> option.
610 789
611=item B<path:> I<path> 790=item B<path:> I<path>
612 791
613Specify the colon-delimited search path for finding files (XPM and 792Specify 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.
616 793
617=item B<font:> I<fontlist> 794=item B<font:> I<fontlist>
618 795
619Select the fonts to be used. This is a comma separated list of font 796Select 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. 797that are checked in order when trying to find glyphs for characters. The
621The first font defines the cell size for characters; other fonts might 798first font defines the cell size for characters; other fonts might be
622be smaller, but not larger. A reasonable default font list is always 799smaller, but not (in general) larger. A (hopefully) reasonable default
623appended to it. option B<-fn>. 800font list is always appended to it; option B<-fn>.
624 801
625Each font can either be a standard X11 core font (XLFD) name, with 802Each 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:>. 803optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
627 804
628In addition, each font can be prefixed with additional hints and 805In addition, each font can be prefixed with additional hints and
630hint currently is C<codeset=codeset-name>, and this is only used for Xft 807hint currently is C<codeset=codeset-name>, and this is only used for Xft
631fonts. 808fonts.
632 809
633For example, this font resource 810For example, this font resource
634 811
635 URxvt*font: 9x15bold,\ 812 URxvt.font: 9x15bold,\
636 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 813 -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, \ 814 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
638 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 815 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
639 xft:Code2000:antialias=false 816 xft:Code2000:antialias=false
640 817
643it is named first) and thus defines the character cell grid to be 9 pixels 820it is named first) and thus defines the character cell grid to be 9 pixels
644wide and 15 pixels high. 821wide and 15 pixels high.
645 822
646The second font is just used to add additional unicode characters not in 823The second font is just used to add additional unicode characters not in
647the base font, likewise the third, which is unfortunately non-bold, but 824the 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 825the bold version of the font does contain fewer characters, so this is a
649useful supplement. 826useful supplement.
650 827
651The third font is an Xft font with aliasing turned off, and the characters 828The 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 829are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
653contains other characters, but we are not interested in them. 830contains other characters, but we are not interested in them.
674not possible, replacement fonts of the desired shape will be tried. 851not possible, replacement fonts of the desired shape will be tried.
675 852
676If set, but empty, then this specific style is disabled and the normal 853If set, but empty, then this specific style is disabled and the normal
677text font will being used for the given style. 854text font will being used for the given style.
678 855
679=item B<selectstyle:> I<mode> 856=item B<intensityStyles:> I<boolean>
680 857
681Set mouse selection style to B<old> which is 2.20, B<oldword> which is 858When 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 859option B<-is>, the default), bold/blink font styles imply high
683xterm style selection. 860intensity foreground/background colours. Disabling this option (B<False>,
684 861option B<+is>) disables this behaviour, the high intensity colours are not
685=item B<scrollstyle:> I<mode> 862reachable.
686
687Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
688the author's favourite.
689 863
690=item B<title:> I<string> 864=item B<title:> I<string>
691 865
692Set window title string, the default title is the command-line 866Set window title string, the default title is the command-line
693specified after the B<-e> option, if any, otherwise the application 867specified after the B<-e> option, if any, otherwise the application
702=item B<mapAlert:> I<boolean> 876=item B<mapAlert:> I<boolean>
703 877
704B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 878B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
705de-iconify (map) on receipt of a bell character [default]. 879de-iconify (map) on receipt of a bell character [default].
706 880
881=item B<urgentOnBell:> I<boolean>
882
883B<True>: set the urgency hint for the wm on receipt of a bell character.
884B<False>: do not set the urgency hint [default].
885
886@@RXVT_NAME@@ resets the urgency hint on every focus change.
887
707=item B<visualBell:> I<boolean> 888=item B<visualBell:> I<boolean>
708 889
709B<True>: use visual bell on receipt of a bell character; option B<-vb>. 890B<True>: use visual bell on receipt of a bell character; option B<-vb>.
710B<False>: no visual bell [default]; option B<+vb>. 891B<False>: no visual bell [default]; option B<+vb>.
711 892
729 910
730The string will be interpreted as if typed into the shell as-is. 911The string will be interpreted as if typed into the shell as-is.
731 912
732Example: 913Example:
733 914
734 URxvt*print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 915 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
735 916
736This creates a new file in your home directory with the screen contents 917This creates a new file in your home directory with the screen contents
737everytime you hit C<Print>. 918every time you hit C<Print>.
919
920=item B<scrollstyle:> I<mode>
921
922Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
923the author's favourite.
924
925=item B<thickness:> I<number>
926
927Set the scrollbar width in pixels.
738 928
739=item B<scrollBar:> I<boolean> 929=item B<scrollBar:> I<boolean>
740 930
741B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 931B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
742disable the scrollbar; option B<+sb>. 932disable the scrollbar; option B<+sb>.
762B<False>: do not scroll to bottom when tty receives output; option 952B<False>: do not scroll to bottom when tty receives output; option
763B<+si>. 953B<+si>.
764 954
765=item B<scrollWithBuffer:> I<boolean> 955=item B<scrollWithBuffer:> I<boolean>
766 956
767B<True>: scroll with scrollback buffer when tty receives new lines (and 957B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
768B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 958try to show the same lines) and B<scrollTtyOutput> is False; option
769with scrollback buffer when tty recieves new lines; option B<+sw>. 959B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
960new lines; option B<+sw>.
770 961
771=item B<scrollTtyKeypress:> I<boolean> 962=item B<scrollTtyKeypress:> I<boolean>
772 963
773B<True>: scroll to bottom when a non-special key is pressed. Special keys 964B<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 965are those which are intercepted by rxvt-unicode for special handling and
793=item B<borderLess:> I<boolean> 984=item B<borderLess:> I<boolean>
794 985
795Set MWM hints to request a borderless window, i.e. if honoured by the 986Set 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>. 987WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
797 988
989=item B<skipBuiltinGlyphs:> I<boolean>
990
991Compile I<frills>: Disable the usage of the built-in block graphics/line
992drawing characters and just rely on what the specified fonts provide. Use
993this if you have a good font and want to use its block graphic glyphs;
994option B<-sbg>.
995
798=item B<termName:> I<termname> 996=item B<termName:> I<termname>
799 997
800Specifies the terminal type name to be set in the B<TERM> environment 998Specifies the terminal type name to be set in the B<TERM> environment
801variable; option B<-tn>. 999variable; option B<-tn>.
802 1000
803=item B<linespace:> I<number> 1001=item B<lineSpace:> I<number>
804 1002
805Specifies number of lines (pixel height) to insert between each row of 1003Specifies number of lines (pixel height) to insert between each row of
806the display [default 0]; option B<-lsp>. 1004the display [default 0]; option B<-lsp>.
807 1005
808=item B<meta8:> I<boolean> 1006=item B<meta8:> I<boolean>
822 1020
823=item B<cursorBlink:> I<boolean> 1021=item B<cursorBlink:> I<boolean>
824 1022
825B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1023B<True>: blink the cursor. B<False>: do not blink the cursor [default];
826option B<-bc>. 1024option B<-bc>.
1025
1026=item B<cursorUnderline:> I<boolean>
1027
1028B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1029option B<-uc>.
827 1030
828=item B<pointerBlank:> I<boolean> 1031=item B<pointerBlank:> I<boolean>
829 1032
830B<True>: blank the pointer when a key is pressed or after a set number 1033B<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 1034of seconds of inactivity. B<False>: the pointer is always visible
845large number (e.g. C<987654321>) to effectively disable the timeout. 1048large number (e.g. C<987654321>) to effectively disable the timeout.
846 1049
847=item B<backspacekey:> I<string> 1050=item B<backspacekey:> I<string>
848 1051
849The string to send when the backspace key is pressed. If set to B<DEC> 1052The 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> 1053or 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 1054(code 8) - which can be reversed with the appropriate DEC private mode
852escape sequence. 1055escape sequence.
853 1056
854=item B<deletekey:> I<string> 1057=item B<deletekey:> I<string>
855 1058
857pressed. If unset it will send the sequence traditionally associated 1060pressed. If unset it will send the sequence traditionally associated
858with the B<Execute> key. 1061with the B<Execute> key.
859 1062
860=item B<cutchars:> I<string> 1063=item B<cutchars:> I<string>
861 1064
862The characters used as delimiters for double-click word selection. The 1065The characters used as delimiters for double-click word selection
863built-in default: 1066(whitespace delimiting is added automatically if resource is given).
864 1067
1068When the perl selection extension is in use (the default if compiled
1069in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1070characters will be created (if the resource exists, otherwise, no regex
1071will be created). In this mode, characters outside ISO-8859-1 can be used.
1072
1073When the selection extension is not used, only ISO-8859-1 characters can
1074be used. If not specified, the built-in default is used:
1075
865B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1076B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
866 1077
867=item B<preeditType:> I<style> 1078=item B<preeditType:> I<style>
868 1079
869B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1080B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
870 1081
875=item B<imLocale:> I<name> 1086=item B<imLocale:> I<name>
876 1087
877The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1088The 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 1089C<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 1090input extension to be able to input japanese characters while staying in
880another locale. option B<-imlocale>. 1091another locale; option B<-imlocale>.
881 1092
882=item B<imFont:> I<fontset> 1093=item B<imFont:> I<fontset>
883 1094
884Specify the font-set used for XIM styles C<OverTheSpot> or 1095Specify the font-set used for XIM styles C<OverTheSpot> or
885C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1096C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
890 1101
891=item B<tripleclickwords:> I<boolean> 1102=item B<tripleclickwords:> I<boolean>
892 1103
893Change the meaning of triple-click selection with the left mouse 1104Change the meaning of triple-click selection with the left mouse
894button. Instead of selecting a full line it will extend the selection to 1105button. Instead of selecting a full line it will extend the selection to
895the end of the logical line only. option B<-tcw>. 1106the end of the logical line only; option B<-tcw>.
896 1107
897=item B<insecure:> I<boolean> 1108=item B<insecure:> I<boolean>
898 1109
899Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1110Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
900echo arbitrary strings like the icon name or the locale. This could be 1111echo arbitrary strings like the icon name or the locale. This could be
901abused if somebody gets 8-bit-clean access to your display, whether 1112abused if somebody gets 8-bit-clean access to your display, whether
902throuh a mail client displaying mail bodies unfiltered or though 1113through a mail client displaying mail bodies unfiltered or through
903write(1). Therefore, these sequences are disabled by default. (Note 1114write(1) or any other means. Therefore, these sequences are disabled by
904that other terminals, including xterm, have these sequences 1115default. (Note that many other terminals, including xterm, have these
905enabled by default). You can enable them by setting this boolean 1116sequences enabled by default, which doesn't make it safer, though).
906resource or specifying B<-insecure> as an option. At the moment, this 1117
907enabled display-answer, locale, findfont, icon label and window title 1118You can enable them by setting this boolean resource or specifying
908requests as well as dynamic menubar dispatch. 1119B<-insecure> as an option. At the moment, this enables display-answer,
1120locale, findfont, icon label and window title requests.
909 1121
910=item B<modifier:> I<modifier> 1122=item B<modifier:> I<modifier>
911 1123
912Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1124Set 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 1125B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
917 1129
918Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1130Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
919character is passed through. It may contain escape values as described 1131character is passed through. It may contain escape values as described
920in the entry on B<keysym> following. 1132in the entry on B<keysym> following.
921 1133
922=item B<secondaryScreen:> I<bool> 1134=item B<secondaryScreen:> I<boolean>
923 1135
924Turn on/off secondary screen (default enabled). 1136Turn on/off secondary screen (default enabled).
925 1137
926=item B<secondaryScroll:> I<bool> 1138=item B<secondaryScroll:> I<boolean>
927 1139
928Turn on/off secondary screen scroll (default enabled). If the this 1140Turn on/off secondary screen scroll (default enabled). If this
929option is enabled, scrolls on the secondary screen will change the 1141option is enabled, scrolls on the secondary screen will change the
930scrollback buffer and switching to/from the secondary screen will 1142scrollback buffer and, when secondaryScreen is off, switching
931instead scroll the screen up. 1143to/from the secondary screen will instead scroll the screen up.
1144
1145=item B<hold>: I<boolean>
1146
1147Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1148will not immediately destroy its window when the program executed within
1149it exits. Instead, it will wait till it is being killed or closed by the
1150user.
1151
1152=item B<chdir>: I<path>
1153
1154Sets the working directory for the shell (or the command specified via
1155B<-e>). The I<path> must be an absolute path and it must exist for
1156@@RXVT_NAME@@ to start. If it isn't specified then the current working
1157directory will be used; option B<-cd>.
932 1158
933=item B<keysym.>I<sym>: I<string> 1159=item B<keysym.>I<sym>: I<string>
934 1160
935Compile I<frills>: Associate I<string> with keysym I<sym>. The 1161Compile I<frills>: Associate I<string> with keysym I<sym>. The
936intervening resource name B<keysym.> cannot be omitted. 1162intervening resource name B<keysym.> cannot be omitted.
950searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1176searching 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 1177omitting 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 1178keysym 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. 1179performed in an exact manner; however, the closest match is assured.
954 1180
955I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1181I<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, 1182number), 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
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 1183
966You can define a range of keysyms in one shot by providing a I<string> 1184You can define a range of keysyms in one shot by providing a I<string>
967with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1185with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
968should be a character not used by the strings. 1186should be a character not used by the strings.
969 1187
970Its usage can be demonstrated by an example: 1188Its usage can be demonstrated by an example:
971 1189
972 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1190 URxvt.keysym.M-C-0x61: list|\033<|abc|>
973 1191
974The above line is equivalent to the following three lines: 1192The above line is equivalent to the following three lines:
975 1193
976 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1194 URxvt.keysym.Meta-Control-0x61: \033<a>
977 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1195 URxvt.keysym.Meta-Control-0x62: \033<b>
978 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1196 URxvt.keysym.Meta-Control-0x63: \033<c>
979 1197
980If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1198If I<string> takes the form of C<command:STRING>, the specified B<STRING>
981is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1199is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
982example the following means "change the current locale to C<zh_CN.GBK> 1200example the following means "change the current locale to C<zh_CN.GBK>
983when Control-Meta-c is being pressed": 1201when Control-Meta-c is being pressed":
984 1202
985 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1203 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
986 1204
1205If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1206is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1207manpage. For example, the F<selection> extension (activated via
1208C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1209
1210 URxvt.keysym.M-C-c: perl:selection:rot13
1211
987Due the the large number of modifier combinations, a defined key mapping 1212Due 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 1213will 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 1214no other key mappings with those and more bits are being defined. That
990means that defining a key map for C<a> will automatically provide 1215means 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 1216definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
992mappings themselves. 1217mappings themselves.
993 1218
1013Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1238Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
1014info): 1239info):
1015 1240
1016 URxvt.keysym.M-C-3: command:\033[8;25;80t 1241 URxvt.keysym.M-C-3: command:\033[8;25;80t
1017 URxvt.keysym.M-C-4: command:\033[8;48;110t 1242 URxvt.keysym.M-C-4: command:\033[8;48;110t
1243
1244=item B<perl-ext-common>: I<string>
1245
1246=item B<perl-ext>: I<string>
1247
1248Comma-separated list(s) of perl extension scripts (default: C<default>) to
1249use in this terminal instance; option B<-pe>.
1250
1251Extension names can be prefixed with a C<-> sign to prohibit using
1252them. This can be useful to selectively disable some extensions loaded
1253by default, or specified via the C<perl-ext-common> resource. For
1254example, C<default,-selection> will use all the default extension except
1255C<selection>.
1256
1257Extension names can also be followed by an argument in angle brackets
1258(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1259searchable scrollback to Alt/Meta-s). Mentioning the same extension
1260multiple times with different arguments will pass multiple arguments to
1261the extension.
1262
1263Each extension is looked up in the library directories, loaded if
1264necessary, and bound to the current terminal instance.
1265
1266If both of these resources are the empty string, then the perl
1267interpreter will not be initialized. The idea behind two options is that
1268B<perl-ext-common> will be used for extensions that should be available to
1269all instances, while B<perl-ext> is used for specific instances.
1270
1271=item B<perl-eval>: I<string>
1272
1273Perl code to be evaluated when all extensions have been registered. See
1274the @@RXVT_NAME@@perl(3) manpage.
1275
1276=item B<perl-lib>: I<path>
1277
1278Colon-separated list of additional directories that hold extension
1279scripts. When looking for extensions specified by the C<perl> resource,
1280@@RXVT_NAME@@ will first look in these directories and then in
1281F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1282
1283See the @@RXVT_NAME@@perl(3) manpage.
1284
1285=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1286
1287Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1288details.
1289
1290=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1291
1292Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1293for details.
1294
1295=item B<searchable-scrollback:> I<keysym>
1296
1297Sets the hotkey that starts the incremental scrollback buffer search
1298(default: C<M-s>).
1299
1300=item B<urlLauncher>: I<string>
1301
1302Specifies the program to be started with a URL argument. Used by the
1303C<selection-popup> and C<matcher> perl extensions.
1304
1305=item B<transient-for>: I<windowid>
1306
1307Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1308
1309=item B<override-redirect>: I<boolean>
1310
1311Compile I<frills>: Sets override-redirect for the terminal window, making
1312it almost invisible to window managers; option B<-override-redirect>.
1313
1314=item B<iso14755:> I<boolean>
1315
1316Turn on/off ISO 14755 (default enabled).
1317
1318=item B<iso14755_52:> I<boolean>
1319
1320Turn on/off ISO 14755 5.2 mode (default enabled).
1018 1321
1019=back 1322=back
1020 1323
1021=head1 THE SCROLLBAR 1324=head1 THE SCROLLBAR
1022 1325
1041application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1344application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1042(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1345(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), 1346up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1044respectively. 1347respectively.
1045 1348
1046=head1 TEXT SELECTION AND INSERTION 1349=head1 THE SELECTION: SELECTING AND PASTING TEXT
1047 1350
1048The behaviour of text selection and insertion mechanism is similar to 1351The behaviour of text selection and insertion/pasting mechanism is similar
1049I<xterm>(1). 1352to I<xterm>(1).
1050 1353
1051=over 4 1354=over 4
1052 1355
1053=item B<Selection>: 1356=item B<Selecting>:
1054 1357
1055Left click at the beginning of the region, drag to the end of the region 1358Left 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 1359and release; Right click to extend the marked region; Left double-click
1057to select a word; Left triple-click to select the entire logical line 1360to select a word; Left triple-click to select the entire logical line
1058(which can span multiple screen lines), unless modified by resource 1361(which can span multiple screen lines), unless modified by resource
1059B<tripleclickwords>. 1362B<tripleclickwords>.
1060 1363
1061Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1364Starting 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 1365(Compile: I<frills>) will create a rectangular selection instead of a
1063one. 1366normal one. In this mode, every selected row becomes its own line in the
1367selection, and trailing whitespace is visually underlined and removed from
1368the selection.
1064 1369
1065=item B<Insertion>: 1370=item B<Pasting>:
1066 1371
1067Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1372Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1068an B<@@RXVT_NAME@@> window causes the current text selection to be 1373window causes the value of the PRIMARY selection (or CLIPBOARD with the
1069inserted as if it had been typed on the keyboard. 1374B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1375
1376Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1377inserted too.
1070 1378
1071=back 1379=back
1072 1380
1073=head1 CHANGING FONTS 1381=head1 CHANGING FONTS
1074 1382
1075Changing fonts (or font sizes, respectively) via the keypad is not yet 1383Changing fonts (or font sizes, respectively) via the keypad is not yet
1076supported in rxvt-unicode. Bug me if you need this. 1384supported in rxvt-unicode. Bug me if you need this.
1077 1385
1078You can, however, switch fonts at runtime using escape sequences (and 1386You can, however, switch fonts at runtime using escape sequences, e.g.:
1079therefore using the menubar), e.g.:
1080 1387
1081 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1388 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1389
1390You can use keyboard shortcuts, too:
1391
1392 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1393 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
1082 1394
1083rxvt-unicode will automatically re-apply these fonts to the output so far. 1395rxvt-unicode will automatically re-apply these fonts to the output so far.
1084 1396
1085=head1 ISO 14755 SUPPORT 1397=head1 ISO 14755 SUPPORT
1086 1398
1087ISO 14755 is a standard for entering and viewing unicode characters 1399ISO 14755 is a standard for entering and viewing unicode characters
1088and character codes using the keyboard. It consists of 4 parts. The 1400and character codes using the keyboard. It consists of 4 parts. The
1089first part is available rxvt-unicode has been compiled with 1401first part is available if rxvt-unicode has been compiled with
1090C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1402C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1091with C<--enable-iso14755>. 1403with C<--enable-iso14755>.
1092 1404
1093=over 4 1405=over 4
1094 1406
1114This mode lets you input characters representing the keycap symbols of 1426This mode lets you input characters representing the keycap symbols of
1115your keyboard, if representable in the current locale encoding. 1427your keyboard, if representable in the current locale encoding.
1116 1428
1117Start by pressing C<Control> and C<Shift> together, then releasing 1429Start by pressing C<Control> and C<Shift> together, then releasing
1118them. The next special key (cursor keys, home etc.) you enter will not 1430them. The next special key (cursor keys, home etc.) you enter will not
1119invoke it's usual function but instead will insert the corresponding 1431invoke its usual function but instead will insert the corresponding
1120keycap symbol. The symbol will only be entered when the key has been 1432keycap symbol. The symbol will only be entered when the key has been
1121released, otherwise pressing e.g. C<Shift> would enter the symbol for 1433released, 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 1434C<ISO Level 2 Switch>, although your intention might have been to enter a
1123reverse tab (Shift-Tab). 1435reverse tab (Shift-Tab).
1124 1436
1152B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1464B<@@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 1465it 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 1466allow 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. 1467on some systems or setgid to root or to some other group on others.
1156 1468
1157=head1 COLORS AND GRAPHICS 1469=head1 COLOURS AND GRAPHICS
1158 1470
1159In addition to the default foreground and background colours, 1471In addition to the default foreground and background colours,
1160B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1472B<@@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 1473high-intensity (potentially bold/blink) versions of the same, and 72 (or
1162colours with their B<rgb.txt> names. 1474240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1475cube plus a 8 (24) colour greyscale ramp.
1476
1477Here is a list of the ANSI colours with their names.
1163 1478
1164=begin table 1479=begin table
1165 1480
1166 B<color0> (black) = Black 1481 B<color0> (black) = Black
1167 B<color1> (red) = Red3 1482 B<color1> (red) = Red3
1187It is also possible to specify the colour values of B<foreground>, 1502It is also possible to specify the colour values of B<foreground>,
1188B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1503B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1189a number 0-15, as a convenient shorthand to reference the colour name of 1504a number 0-15, as a convenient shorthand to reference the colour name of
1190color0-color15. 1505color0-color15.
1191 1506
1507The following text gives values for the standard 88 colour mode (and
1508values for the 256 colour mode in parentheses).
1509
1510The RGB cube uses indices 16..79 (16..231) using the following formulas:
1511
1512 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1513 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1514
1515The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1516steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1517the RGB cube.
1518
1519Together, all those colours implement the 88 (256) colour xterm
1520colours. Only the first 16 can be changed using resources currently, the
1521rest can only be changed via command sequences ("escape codes").
1522
1523Applications are advised to use terminfo or command sequences to discover
1524number and RGB values of all colours (yes, you can query this...).
1525
1192Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1526Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1193always swapping the foreground/background colours. This is in contrast to 1527always swapping the foreground/background colours. This is in contrast to
1194I<xterm>(1) where the colours are only swapped if they have not otherwise 1528I<xterm>(1) where the colours are only swapped if they have not otherwise
1195been specified. For example, 1529been specified. For example,
1196 1530
1531 @@RXVT_NAME@@ -fg Black -bg White -rv
1532
1533would yield White on Black, while on I<xterm>(1) it would yield Black on
1534White.
1535
1536=head2 ALPHA CHANNEL SUPPORT
1537
1538If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1539their act together, rxvt-unicode will do it's own alpha channel management:
1540
1541You can prefix any colour with an opaqueness percentage enclosed in
1542brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1543(0-100) that specifies the opacity of the colour, where C<0> is completely
1544transparent and C<100> is completely opaque. For example, C<[50]red> is a
1545half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1546is the recommended format to specify transparency values, and works with
1547all ways to specify a colour.
1548
1549For complete control, rxvt-unicode also supports
1550C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1551specifications, where the additional C<aaaa> component specifies opacity
1552(alpha) values. The minimum value of C<0000> is completely transparent,
1553while C<ffff> is completely opaque). The two example colours from
1554earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1555C<rgba:0000/ff00/0000/f332>.
1556
1557You probably need to specify B<"-depth 32">, too, to force a visual with
1558alpha channels, and have the luck that your X-server uses ARGB pixel
1559layout, as X is far from just supporting ARGB visuals out of the box, and
1560rxvt-unicode just fudges around.
1561
1562For example, the following selects an almost completely transparent black
1563background, and an almost opaque pink foreground:
1564
1565 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1566
1567When not using a background image, then the interpretation of the
1568alpha channel is up to your compositing manager (most interpret it as
1569transparency of course).
1570
1571When using a background pixmap or pseudo-transparency, then the background
1572colour will always behave as if it were completely transparent (so the
1573background image shows instead), regardless of how it was specified, while
1574other colours will either be transparent as specified (the background
1575image will show through) on servers supporting the RENDER extension, or
1576fully opaque on servers not supporting the RENDER EXTENSION.
1577
1578Please note that due to bugs in Xft, specifying alpha values might result
1579in garbage being displayed when the X-server does not support the RENDER
1580extension.
1581
1582=head1 ENVIRONMENT
1583
1584B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1585
1197=over 4 1586=over 4
1198 1587
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> 1588=item B<TERM>
1213 1589
1214Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1590Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1215resources or on the commandline. 1591resources or on the command line.
1216 1592
1217=item B<COLORTERM> 1593=item B<COLORTERM>
1218 1594
1219Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1595Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1220compiled with XPM support, and optionally with the added extension 1596compiled with background image support, and optionally with the added
1221C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1597extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1598screen.
1222 1599
1223=item B<COLORFGBG> 1600=item B<COLORFGBG>
1224 1601
1225Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1602Set 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 1603the colour code used as default foreground/text colour (or the string
1227C<default> to indicate that the default-colour escape sequence is to be 1604C<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 1605used), 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@@ 1606string 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 1607was compiled with background image support. Libraries like C<ncurses>
1231(and do) use this information to optimize screen output. 1608and C<slang> can (and do) use this information to optimize screen output.
1232 1609
1233=item B<WINDOWID> 1610=item B<WINDOWID>
1234 1611
1235Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1612Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1236window, which usually has subwindows for the scrollbar, the terminal 1613window, which usually has subwindows for the scrollbar, the terminal
1242C<--with-terminfo=PATH>. 1619C<--with-terminfo=PATH>.
1243 1620
1244=item B<DISPLAY> 1621=item B<DISPLAY>
1245 1622
1246Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1623Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1247display in it's child processes. 1624display in its child processes if C<-display> isn't used to override. It
1625defaults to C<:0> if it doesn't exist.
1248 1626
1249=item B<SHELL> 1627=item B<SHELL>
1250 1628
1251The shell to be used for command execution, defaults to C</bin/sh>. 1629The shell to be used for command execution, defaults to C</bin/sh>.
1252
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 1630
1262=item B<RXVT_SOCKET> 1631=item B<RXVT_SOCKET>
1263 1632
1264The unix domain socket path used by @@RXVT_NAME@@c(1) and 1633The unix domain socket path used by @@RXVT_NAME@@c(1) and
1265@@RXVT_NAME@@d(1). 1634@@RXVT_NAME@@d(1).
1266 1635
1267Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1636Default F<<< $HOME/.rxvt-unicode-I<< <nodename> >> >>>.
1268 1637
1269=item B<HOME> 1638=item B<HOME>
1270 1639
1271Used to locate the default directory for the unix domain socket for 1640Used to locate the default directory for the unix domain socket for
1272daemon communications and to locate various resource files (such as 1641daemon communications and to locate various resource files (such as
1273C<.Xdefaults>) 1642C<.Xdefaults>)
1274 1643
1275=item B<XAPPLRESDIR> 1644=item B<XAPPLRESDIR>
1276 1645
1277Directory where various X resource files are being located. 1646Directory where application-specific X resource files are located.
1278 1647
1279=item B<XENVIRONMENT> 1648=item B<XENVIRONMENT>
1280 1649
1281If set and accessible, gives the name of a X resource file to be loaded by 1650If set and accessible, gives the name of a X resource file to be loaded by
1282@@RXVT_NAME@@. 1651@@RXVT_NAME@@.
1287 1656
1288=over 4 1657=over 4
1289 1658
1290=item B</usr/lib/X11/rgb.txt> 1659=item B</usr/lib/X11/rgb.txt>
1291 1660
1292Color names. 1661Colour names.
1293 1662
1294=back 1663=back
1295 1664
1296=head1 SEE ALSO 1665=head1 SEE ALSO
1297 1666
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) 1667@@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)
1299 1668
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
1308=head1 CURRENT PROJECT COORDINATOR 1669=head1 CURRENT PROJECT COORDINATOR
1309 1670
1310=over 4 1671=over 4
1311 1672
1312=item Project Coordinator 1673=item Project Coordinator
1313 1674
1314Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1675Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1315 1676
1316L<http://software.schmorp.de/#rxvt-unicode> 1677L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1317 1678
1318=back 1679=back
1319 1680
1320=head1 AUTHORS 1681=head1 AUTHORS
1321 1682
1343 1704
1344Project Coordinator (changes.txt 2.21a to 2.4.5) 1705Project Coordinator (changes.txt 2.21a to 2.4.5)
1345 1706
1346=item Geoff Wing L<< <gcw@pobox.com> >> 1707=item Geoff Wing L<< <gcw@pobox.com> >>
1347 1708
1348Rewrote screen display and text selection routines. Project Coordinator 1709Rewrote screen display and text selection routines.
1710
1349(changes.txt 2.4.6 - rxvt-unicode) 1711Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1350 1712
1351=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1713=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1352 1714
1353Forked rxvt-unicode, rewrote most of the display code and internal 1715Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1354character handling to store text in unicode, improve xterm 1716extension, random hacks, numerous bugfixes and extensions.
1355compatibility and apply numerous other bugfixes and extensions.
1356 1717
1357Project Coordinator (Changes 1.0 -) 1718Project Coordinator (Changes 1.0 -)
1358 1719
1720=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1721
1722pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1723
1359=back 1724=back
1360 1725

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