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Revision 1.69 by root, Tue Oct 25 19:04:45 2005 UTC vs.
Revision 1.201 by sf-exg, Wed Aug 10 07:34:35 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 tile will tile image
760 propscale will scale image keeping proportions
761 scale will scale image to match window size
762 center will center image with no scaling
763 root will tile image as if it was a root window background, auto-adjusting
764 whenever terminal window moves
606 765
607Read in the specified menu file (note the `.menu' extension is 766If used in conjunction with B<-tr> option, the specified pixmap will be
608optional) and also optionally specify a starting tag to find. See the 767blended over the transparent background using alpha-blending. If I<afterimage>
609reference documentation for details on the syntax for the menuBar. 768support has been compiled in it is possible to choose other blending
769types with B<-blt "type"> option.
610 770
611=item B<path:> I<path> 771=item B<path:> I<path>
612 772
613Specify the colon-delimited search path for finding files (XPM and 773Specify 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.
616 774
617=item B<font:> I<fontlist> 775=item B<font:> I<fontlist>
618 776
619Select the fonts to be used. This is a comma separated list of font 777Select 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. 778that are checked in order when trying to find glyphs for characters. The
621The first font defines the cell size for characters; other fonts might 779first font defines the cell size for characters; other fonts might be
622be smaller, but not larger. A reasonable default font list is always 780smaller, but not (in general) larger. A (hopefully) reasonable default
623appended to it. option B<-fn>. 781font list is always appended to it; option B<-fn>.
624 782
625Each font can either be a standard X11 core font (XLFD) name, with 783Each 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:>. 784optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
627 785
628In addition, each font can be prefixed with additional hints and 786In addition, each font can be prefixed with additional hints and
630hint currently is C<codeset=codeset-name>, and this is only used for Xft 788hint currently is C<codeset=codeset-name>, and this is only used for Xft
631fonts. 789fonts.
632 790
633For example, this font resource 791For example, this font resource
634 792
635 URxvt*font: 9x15bold,\ 793 URxvt.font: 9x15bold,\
636 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 794 -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, \ 795 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
638 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 796 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
639 xft:Code2000:antialias=false 797 xft:Code2000:antialias=false
640 798
643it is named first) and thus defines the character cell grid to be 9 pixels 801it is named first) and thus defines the character cell grid to be 9 pixels
644wide and 15 pixels high. 802wide and 15 pixels high.
645 803
646The second font is just used to add additional unicode characters not in 804The second font is just used to add additional unicode characters not in
647the base font, likewise the third, which is unfortunately non-bold, but 805the 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 806the bold version of the font does contain fewer characters, so this is a
649useful supplement. 807useful supplement.
650 808
651The third font is an Xft font with aliasing turned off, and the characters 809The 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 810are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
653contains other characters, but we are not interested in them. 811contains other characters, but we are not interested in them.
674not possible, replacement fonts of the desired shape will be tried. 832not possible, replacement fonts of the desired shape will be tried.
675 833
676If set, but empty, then this specific style is disabled and the normal 834If set, but empty, then this specific style is disabled and the normal
677text font will being used for the given style. 835text font will being used for the given style.
678 836
679=item B<selectstyle:> I<mode> 837=item B<intensityStyles:> I<boolean>
680 838
681Set mouse selection style to B<old> which is 2.20, B<oldword> which is 839When 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 840option B<-is>, the default), bold/blink font styles imply high
683xterm style selection. 841intensity foreground/background colours. Disabling this option (B<False>,
684 842option B<+is>) disables this behaviour, the high intensity colours are not
685=item B<scrollstyle:> I<mode> 843reachable.
686
687Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
688the author's favourite.
689 844
690=item B<title:> I<string> 845=item B<title:> I<string>
691 846
692Set window title string, the default title is the command-line 847Set window title string, the default title is the command-line
693specified after the B<-e> option, if any, otherwise the application 848specified after the B<-e> option, if any, otherwise the application
702=item B<mapAlert:> I<boolean> 857=item B<mapAlert:> I<boolean>
703 858
704B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 859B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
705de-iconify (map) on receipt of a bell character [default]. 860de-iconify (map) on receipt of a bell character [default].
706 861
862=item B<urgentOnBell:> I<boolean>
863
864B<True>: set the urgency hint for the wm on receipt of a bell character.
865B<False>: do not set the urgency hint [default].
866
867@@RXVT_NAME@@ resets the urgency hint on every focus change.
868
707=item B<visualBell:> I<boolean> 869=item B<visualBell:> I<boolean>
708 870
709B<True>: use visual bell on receipt of a bell character; option B<-vb>. 871B<True>: use visual bell on receipt of a bell character; option B<-vb>.
710B<False>: no visual bell [default]; option B<+vb>. 872B<False>: no visual bell [default]; option B<+vb>.
711 873
729 891
730The string will be interpreted as if typed into the shell as-is. 892The string will be interpreted as if typed into the shell as-is.
731 893
732Example: 894Example:
733 895
734 URxvt*print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 896 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
735 897
736This creates a new file in your home directory with the screen contents 898This creates a new file in your home directory with the screen contents
737everytime you hit C<Print>. 899every time you hit C<Print>.
900
901=item B<scrollstyle:> I<mode>
902
903Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
904the author's favourite.
905
906=item B<thickness:> I<number>
907
908Set the scrollbar width in pixels.
738 909
739=item B<scrollBar:> I<boolean> 910=item B<scrollBar:> I<boolean>
740 911
741B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 912B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
742disable the scrollbar; option B<+sb>. 913disable the scrollbar; option B<+sb>.
762B<False>: do not scroll to bottom when tty receives output; option 933B<False>: do not scroll to bottom when tty receives output; option
763B<+si>. 934B<+si>.
764 935
765=item B<scrollWithBuffer:> I<boolean> 936=item B<scrollWithBuffer:> I<boolean>
766 937
767B<True>: scroll with scrollback buffer when tty receives new lines (and 938B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
768B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 939try to show the same lines) and B<scrollTtyOutput> is False; option
769with scrollback buffer when tty recieves new lines; option B<+sw>. 940B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
941new lines; option B<+sw>.
770 942
771=item B<scrollTtyKeypress:> I<boolean> 943=item B<scrollTtyKeypress:> I<boolean>
772 944
773B<True>: scroll to bottom when a non-special key is pressed. Special keys 945B<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 946are those which are intercepted by rxvt-unicode for special handling and
793=item B<borderLess:> I<boolean> 965=item B<borderLess:> I<boolean>
794 966
795Set MWM hints to request a borderless window, i.e. if honoured by the 967Set 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>. 968WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
797 969
970=item B<skipBuiltinGlyphs:> I<boolean>
971
972Compile I<frills>: Disable the usage of the built-in block graphics/line
973drawing characters and just rely on what the specified fonts provide. Use
974this if you have a good font and want to use its block graphic glyphs;
975option B<-sbg>.
976
798=item B<termName:> I<termname> 977=item B<termName:> I<termname>
799 978
800Specifies the terminal type name to be set in the B<TERM> environment 979Specifies the terminal type name to be set in the B<TERM> environment
801variable; option B<-tn>. 980variable; option B<-tn>.
802 981
803=item B<linespace:> I<number> 982=item B<lineSpace:> I<number>
804 983
805Specifies number of lines (pixel height) to insert between each row of 984Specifies number of lines (pixel height) to insert between each row of
806the display [default 0]; option B<-lsp>. 985the display [default 0]; option B<-lsp>.
807 986
808=item B<meta8:> I<boolean> 987=item B<meta8:> I<boolean>
822 1001
823=item B<cursorBlink:> I<boolean> 1002=item B<cursorBlink:> I<boolean>
824 1003
825B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1004B<True>: blink the cursor. B<False>: do not blink the cursor [default];
826option B<-bc>. 1005option B<-bc>.
1006
1007=item B<cursorUnderline:> I<boolean>
1008
1009B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1010option B<-uc>.
827 1011
828=item B<pointerBlank:> I<boolean> 1012=item B<pointerBlank:> I<boolean>
829 1013
830B<True>: blank the pointer when a key is pressed or after a set number 1014B<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 1015of seconds of inactivity. B<False>: the pointer is always visible
845large number (e.g. C<987654321>) to effectively disable the timeout. 1029large number (e.g. C<987654321>) to effectively disable the timeout.
846 1030
847=item B<backspacekey:> I<string> 1031=item B<backspacekey:> I<string>
848 1032
849The string to send when the backspace key is pressed. If set to B<DEC> 1033The 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> 1034or 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 1035(code 8) - which can be reversed with the appropriate DEC private mode
852escape sequence. 1036escape sequence.
853 1037
854=item B<deletekey:> I<string> 1038=item B<deletekey:> I<string>
855 1039
857pressed. If unset it will send the sequence traditionally associated 1041pressed. If unset it will send the sequence traditionally associated
858with the B<Execute> key. 1042with the B<Execute> key.
859 1043
860=item B<cutchars:> I<string> 1044=item B<cutchars:> I<string>
861 1045
862The characters used as delimiters for double-click word selection. The 1046The characters used as delimiters for double-click word selection
863built-in default: 1047(whitespace delimiting is added automatically if resource is given).
864 1048
1049When the perl selection extension is in use (the default if compiled
1050in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1051characters will be created (if the resource exists, otherwise, no regex
1052will be created). In this mode, characters outside ISO-8859-1 can be used.
1053
1054When the selection extension is not used, only ISO-8859-1 characters can
1055be used. If not specified, the built-in default is used:
1056
865B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1057B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
866 1058
867=item B<preeditType:> I<style> 1059=item B<preeditType:> I<style>
868 1060
869B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1061B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
870 1062
875=item B<imLocale:> I<name> 1067=item B<imLocale:> I<name>
876 1068
877The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1069The 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 1070C<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 1071input extension to be able to input japanese characters while staying in
880another locale. option B<-imlocale>. 1072another locale; option B<-imlocale>.
881 1073
882=item B<imFont:> I<fontset> 1074=item B<imFont:> I<fontset>
883 1075
884Specify the font-set used for XIM styles C<OverTheSpot> or 1076Specify the font-set used for XIM styles C<OverTheSpot> or
885C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1077C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
890 1082
891=item B<tripleclickwords:> I<boolean> 1083=item B<tripleclickwords:> I<boolean>
892 1084
893Change the meaning of triple-click selection with the left mouse 1085Change the meaning of triple-click selection with the left mouse
894button. Instead of selecting a full line it will extend the selection to 1086button. Instead of selecting a full line it will extend the selection to
895the end of the logical line only. option B<-tcw>. 1087the end of the logical line only; option B<-tcw>.
896 1088
897=item B<insecure:> I<boolean> 1089=item B<insecure:> I<boolean>
898 1090
899Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1091Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
900echo arbitrary strings like the icon name or the locale. This could be 1092echo arbitrary strings like the icon name or the locale. This could be
901abused if somebody gets 8-bit-clean access to your display, whether 1093abused if somebody gets 8-bit-clean access to your display, whether
902throuh a mail client displaying mail bodies unfiltered or though 1094through a mail client displaying mail bodies unfiltered or through
903write(1). Therefore, these sequences are disabled by default. (Note 1095write(1) or any other means. Therefore, these sequences are disabled by
904that other terminals, including xterm, have these sequences 1096default. (Note that many other terminals, including xterm, have these
905enabled by default). You can enable them by setting this boolean 1097sequences enabled by default, which doesn't make it safer, though).
906resource or specifying B<-insecure> as an option. At the moment, this 1098
907enabled display-answer, locale, findfont, icon label and window title 1099You can enable them by setting this boolean resource or specifying
908requests as well as dynamic menubar dispatch. 1100B<-insecure> as an option. At the moment, this enables display-answer,
1101locale, findfont, icon label and window title requests.
909 1102
910=item B<modifier:> I<modifier> 1103=item B<modifier:> I<modifier>
911 1104
912Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1105Set 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 1106B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
917 1110
918Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1111Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
919character is passed through. It may contain escape values as described 1112character is passed through. It may contain escape values as described
920in the entry on B<keysym> following. 1113in the entry on B<keysym> following.
921 1114
922=item B<secondaryScreen:> I<bool> 1115=item B<secondaryScreen:> I<boolean>
923 1116
924Turn on/off secondary screen (default enabled). 1117Turn on/off secondary screen (default enabled).
925 1118
926=item B<secondaryScroll:> I<bool> 1119=item B<secondaryScroll:> I<boolean>
927 1120
928Turn on/off secondary screen scroll (default enabled). If the this 1121Turn on/off secondary screen scroll (default enabled). If this
929option is enabled, scrolls on the secondary screen will change the 1122option is enabled, scrolls on the secondary screen will change the
930scrollback buffer and switching to/from the secondary screen will 1123scrollback buffer and, when secondaryScreen is off, switching
931instead scroll the screen up. 1124to/from the secondary screen will instead scroll the screen up.
1125
1126=item B<hold>: I<boolean>
1127
1128Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1129will not immediately destroy its window when the program executed within
1130it exits. Instead, it will wait till it is being killed or closed by the
1131user.
1132
1133=item B<chdir>: I<path>
1134
1135Sets the working directory for the shell (or the command specified via
1136B<-e>). The I<path> must be an absolute path and it must exist for
1137@@RXVT_NAME@@ to start. If it isn't specified then the current working
1138directory will be used; option B<-cd>.
932 1139
933=item B<keysym.>I<sym>: I<string> 1140=item B<keysym.>I<sym>: I<string>
934 1141
935Compile I<frills>: Associate I<string> with keysym I<sym>. The 1142Compile I<frills>: Associate I<string> with keysym I<sym>. The
936intervening resource name B<keysym.> cannot be omitted. 1143intervening resource name B<keysym.> cannot be omitted.
950searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1157searching 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 1158omitting 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 1159keysym 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. 1160performed in an exact manner; however, the closest match is assured.
954 1161
955I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1162I<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, 1163number), 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 1164
966You can define a range of keysyms in one shot by providing a I<string> 1165You can define a range of keysyms in one shot by providing a I<string>
967with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1166with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
968should be a character not used by the strings. 1167should be a character not used by the strings.
969 1168
970Its usage can be demonstrated by an example: 1169Its usage can be demonstrated by an example:
971 1170
972 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1171 URxvt.keysym.M-C-0x61: list|\033<|abc|>
973 1172
974The above line is equivalent to the following three lines: 1173The above line is equivalent to the following three lines:
975 1174
976 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1175 URxvt.keysym.Meta-Control-0x61: \033<a>
977 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1176 URxvt.keysym.Meta-Control-0x62: \033<b>
978 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1177 URxvt.keysym.Meta-Control-0x63: \033<c>
979 1178
980If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1179If I<string> takes the form of C<command:STRING>, the specified B<STRING>
981is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1180is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
982example the following means "change the current locale to C<zh_CN.GBK> 1181example the following means "change the current locale to C<zh_CN.GBK>
983when Control-Meta-c is being pressed": 1182when Control-Meta-c is being pressed":
984 1183
985 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1184 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
986 1185
1186If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1187is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1188manpage. For example, the F<selection> extension (activated via
1189C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1190
1191 URxvt.keysym.M-C-c: perl:selection:rot13
1192
987Due the the large number of modifier combinations, a defined key mapping 1193Due 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 1194will 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 1195no other key mappings with those and more bits are being defined. That
990means that defining a key map for C<a> will automatically provide 1196means 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 1197definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
992mappings themselves. 1198mappings themselves.
993 1199
1013Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1219Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
1014info): 1220info):
1015 1221
1016 URxvt.keysym.M-C-3: command:\033[8;25;80t 1222 URxvt.keysym.M-C-3: command:\033[8;25;80t
1017 URxvt.keysym.M-C-4: command:\033[8;48;110t 1223 URxvt.keysym.M-C-4: command:\033[8;48;110t
1224
1225=item B<perl-ext-common>: I<string>
1226
1227=item B<perl-ext>: I<string>
1228
1229Comma-separated list(s) of perl extension scripts (default: C<default>) to
1230use in this terminal instance; option B<-pe>.
1231
1232Extension names can be prefixed with a C<-> sign to prohibit using
1233them. This can be useful to selectively disable some extensions loaded
1234by default, or specified via the C<perl-ext-common> resource. For
1235example, C<default,-selection> will use all the default extension except
1236C<selection>.
1237
1238Extension names can also be followed by an argument in angle brackets
1239(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1240searchable scrollback to Alt/Meta-s). Mentioning the same extension
1241multiple times with different arguments will pass multiple arguments to
1242the extension.
1243
1244Each extension is looked up in the library directories, loaded if
1245necessary, and bound to the current terminal instance.
1246
1247If both of these resources are the empty string, then the perl
1248interpreter will not be initialized. The idea behind two options is that
1249B<perl-ext-common> will be used for extensions that should be available to
1250all instances, while B<perl-ext> is used for specific instances.
1251
1252=item B<perl-eval>: I<string>
1253
1254Perl code to be evaluated when all extensions have been registered. See
1255the @@RXVT_NAME@@perl(3) manpage.
1256
1257=item B<perl-lib>: I<path>
1258
1259Colon-separated list of additional directories that hold extension
1260scripts. When looking for extensions specified by the C<perl> resource,
1261@@RXVT_NAME@@ will first look in these directories and then in
1262F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1263
1264See the @@RXVT_NAME@@perl(3) manpage.
1265
1266=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1267
1268Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1269details.
1270
1271=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1272
1273Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1274for details.
1275
1276=item B<searchable-scrollback:> I<keysym>
1277
1278Sets the hotkey that starts the incremental scrollback buffer search
1279(default: C<M-s>).
1280
1281=item B<urlLauncher>: I<string>
1282
1283Specifies the program to be started with a URL argument. Used by the
1284C<selection-popup> and C<matcher> perl extensions.
1285
1286=item B<transient-for>: I<windowid>
1287
1288Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1289
1290=item B<override-redirect>: I<boolean>
1291
1292Compile I<frills>: Sets override-redirect for the terminal window, making
1293it almost invisible to window managers; option B<-override-redirect>.
1294
1295=item B<iso14755:> I<boolean>
1296
1297Turn on/off ISO 14755 (default enabled).
1298
1299=item B<iso14755_52:> I<boolean>
1300
1301Turn on/off ISO 14755 5.2 mode (default enabled).
1018 1302
1019=back 1303=back
1020 1304
1021=head1 THE SCROLLBAR 1305=head1 THE SCROLLBAR
1022 1306
1041application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1325application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1042(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1326(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), 1327up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1044respectively. 1328respectively.
1045 1329
1046=head1 TEXT SELECTION AND INSERTION 1330=head1 THE SELECTION: SELECTING AND PASTING TEXT
1047 1331
1048The behaviour of text selection and insertion mechanism is similar to 1332The behaviour of text selection and insertion/pasting mechanism is similar
1049I<xterm>(1). 1333to I<xterm>(1).
1050 1334
1051=over 4 1335=over 4
1052 1336
1053=item B<Selection>: 1337=item B<Selecting>:
1054 1338
1055Left click at the beginning of the region, drag to the end of the region 1339Left 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 1340and release; Right click to extend the marked region; Left double-click
1057to select a word; Left triple-click to select the entire logical line 1341to select a word; Left triple-click to select the entire logical line
1058(which can span multiple screen lines), unless modified by resource 1342(which can span multiple screen lines), unless modified by resource
1059B<tripleclickwords>. 1343B<tripleclickwords>.
1060 1344
1061Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1345Starting 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 1346(Compile: I<frills>) will create a rectangular selection instead of a
1063one. 1347normal one. In this mode, every selected row becomes its own line in the
1348selection, and trailing whitespace is visually underlined and removed from
1349the selection.
1064 1350
1065=item B<Insertion>: 1351=item B<Pasting>:
1066 1352
1067Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1353Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1068an B<@@RXVT_NAME@@> window causes the current text selection to be 1354window causes the value of the PRIMARY selection (or CLIPBOARD with the
1069inserted as if it had been typed on the keyboard. 1355B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1356
1357Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1358inserted too.
1070 1359
1071=back 1360=back
1072 1361
1073=head1 CHANGING FONTS 1362=head1 CHANGING FONTS
1074 1363
1075Changing fonts (or font sizes, respectively) via the keypad is not yet 1364Changing fonts (or font sizes, respectively) via the keypad is not yet
1076supported in rxvt-unicode. Bug me if you need this. 1365supported in rxvt-unicode. Bug me if you need this.
1077 1366
1078You can, however, switch fonts at runtime using escape sequences (and 1367You can, however, switch fonts at runtime using escape sequences, e.g.:
1079therefore using the menubar), e.g.:
1080 1368
1081 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1369 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1370
1371You can use keyboard shortcuts, too:
1372
1373 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1374 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
1082 1375
1083rxvt-unicode will automatically re-apply these fonts to the output so far. 1376rxvt-unicode will automatically re-apply these fonts to the output so far.
1084 1377
1085=head1 ISO 14755 SUPPORT 1378=head1 ISO 14755 SUPPORT
1086 1379
1087ISO 14755 is a standard for entering and viewing unicode characters 1380ISO 14755 is a standard for entering and viewing unicode characters
1088and character codes using the keyboard. It consists of 4 parts. The 1381and character codes using the keyboard. It consists of 4 parts. The
1089first part is available rxvt-unicode has been compiled with 1382first part is available if rxvt-unicode has been compiled with
1090C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1383C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1091with C<--enable-iso14755>. 1384with C<--enable-iso14755>.
1092 1385
1093=over 4 1386=over 4
1094 1387
1114This mode lets you input characters representing the keycap symbols of 1407This mode lets you input characters representing the keycap symbols of
1115your keyboard, if representable in the current locale encoding. 1408your keyboard, if representable in the current locale encoding.
1116 1409
1117Start by pressing C<Control> and C<Shift> together, then releasing 1410Start by pressing C<Control> and C<Shift> together, then releasing
1118them. The next special key (cursor keys, home etc.) you enter will not 1411them. The next special key (cursor keys, home etc.) you enter will not
1119invoke it's usual function but instead will insert the corresponding 1412invoke its usual function but instead will insert the corresponding
1120keycap symbol. The symbol will only be entered when the key has been 1413keycap symbol. The symbol will only be entered when the key has been
1121released, otherwise pressing e.g. C<Shift> would enter the symbol for 1414released, 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 1415C<ISO Level 2 Switch>, although your intention might have been to enter a
1123reverse tab (Shift-Tab). 1416reverse tab (Shift-Tab).
1124 1417
1152B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1445B<@@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 1446it 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 1447allow 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. 1448on some systems or setgid to root or to some other group on others.
1156 1449
1157=head1 COLORS AND GRAPHICS 1450=head1 COLOURS AND GRAPHICS
1158 1451
1159In addition to the default foreground and background colours, 1452In addition to the default foreground and background colours,
1160B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1453B<@@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 1454high-intensity (potentially bold/blink) versions of the same, and 72 (or
1162colours with their B<rgb.txt> names. 1455240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1456cube plus a 8 (24) colour greyscale ramp.
1457
1458Here is a list of the ANSI colours with their names.
1163 1459
1164=begin table 1460=begin table
1165 1461
1166 B<color0> (black) = Black 1462 B<color0> (black) = Black
1167 B<color1> (red) = Red3 1463 B<color1> (red) = Red3
1187It is also possible to specify the colour values of B<foreground>, 1483It is also possible to specify the colour values of B<foreground>,
1188B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1484B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1189a number 0-15, as a convenient shorthand to reference the colour name of 1485a number 0-15, as a convenient shorthand to reference the colour name of
1190color0-color15. 1486color0-color15.
1191 1487
1488The following text gives values for the standard 88 colour mode (and
1489values for the 256 colour mode in parentheses).
1490
1491The RGB cube uses indices 16..79 (16..231) using the following formulas:
1492
1493 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1494 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1495
1496The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1497steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1498the RGB cube.
1499
1500Together, all those colours implement the 88 (256) colour xterm
1501colours. Only the first 16 can be changed using resources currently, the
1502rest can only be changed via command sequences ("escape codes").
1503
1504Applications are advised to use terminfo or command sequences to discover
1505number and RGB values of all colours (yes, you can query this...).
1506
1192Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1507Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1193always swapping the foreground/background colours. This is in contrast to 1508always swapping the foreground/background colours. This is in contrast to
1194I<xterm>(1) where the colours are only swapped if they have not otherwise 1509I<xterm>(1) where the colours are only swapped if they have not otherwise
1195been specified. For example, 1510been specified. For example,
1196 1511
1512 @@RXVT_NAME@@ -fg Black -bg White -rv
1513
1514would yield White on Black, while on I<xterm>(1) it would yield Black on
1515White.
1516
1517=head2 ALPHA CHANNEL SUPPORT
1518
1519If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1520their act together, rxvt-unicode will do it's own alpha channel management:
1521
1522You can prefix any colour with an opaqueness percentage enclosed in
1523brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1524(0-100) that specifies the opacity of the colour, where C<0> is completely
1525transparent and C<100> is completely opaque. For example, C<[50]red> is a
1526half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1527is the recommended format to specify transparency values, and works with
1528all ways to specify a colour.
1529
1530For complete control, rxvt-unicode also supports
1531C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1532specifications, where the additional C<aaaa> component specifies opacity
1533(alpha) values. The minimum value of C<0000> is completely transparent,
1534while C<ffff> is completely opaque). The two example colours from
1535earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1536C<rgba:0000/ff00/0000/f332>.
1537
1538You probably need to specify B<"-depth 32">, too, to force a visual with
1539alpha channels, and have the luck that your X-server uses ARGB pixel
1540layout, as X is far from just supporting ARGB visuals out of the box, and
1541rxvt-unicode just fudges around.
1542
1543For example, the following selects an almost completely transparent black
1544background, and an almost opaque pink foreground:
1545
1546 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1547
1548When not using a background image, then the interpretation of the
1549alpha channel is up to your compositing manager (most interpret it as
1550transparency of course).
1551
1552When using a background pixmap or pseudo-transparency, then the background
1553colour will always behave as if it were completely transparent (so the
1554background image shows instead), regardless of how it was specified, while
1555other colours will either be transparent as specified (the background
1556image will show through) on servers supporting the RENDER extension, or
1557fully opaque on servers not supporting the RENDER EXTENSION.
1558
1559Please note that due to bugs in Xft, specifying alpha values might result
1560in garbage being displayed when the X-server does not support the RENDER
1561extension.
1562
1563=head1 ENVIRONMENT
1564
1565B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1566
1197=over 4 1567=over 4
1198 1568
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> 1569=item B<TERM>
1213 1570
1214Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1571Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1215resources or on the commandline. 1572resources or on the command line.
1216 1573
1217=item B<COLORTERM> 1574=item B<COLORTERM>
1218 1575
1219Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1576Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1220compiled with XPM support, and optionally with the added extension 1577compiled with background image support, and optionally with the added
1221C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1578extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1579screen.
1222 1580
1223=item B<COLORFGBG> 1581=item B<COLORFGBG>
1224 1582
1225Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1583Set 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 1584the colour code used as default foreground/text colour (or the string
1227C<default> to indicate that the default-colour escape sequence is to be 1585C<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 1586used), 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@@ 1587string 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 1588was compiled with background image support. Libraries like C<ncurses>
1231(and do) use this information to optimize screen output. 1589and C<slang> can (and do) use this information to optimize screen output.
1232 1590
1233=item B<WINDOWID> 1591=item B<WINDOWID>
1234 1592
1235Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1593Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1236window, which usually has subwindows for the scrollbar, the terminal 1594window, which usually has subwindows for the scrollbar, the terminal
1242C<--with-terminfo=PATH>. 1600C<--with-terminfo=PATH>.
1243 1601
1244=item B<DISPLAY> 1602=item B<DISPLAY>
1245 1603
1246Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1604Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1247display in it's child processes. 1605display in its child processes if C<-display> isn't used to override. It
1606defaults to C<:0> if it doesn't exist.
1248 1607
1249=item B<SHELL> 1608=item B<SHELL>
1250 1609
1251The shell to be used for command execution, defaults to C</bin/sh>. 1610The 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 1611
1262=item B<RXVT_SOCKET> 1612=item B<RXVT_SOCKET>
1263 1613
1264The unix domain socket path used by @@RXVT_NAME@@c(1) and 1614The unix domain socket path used by @@RXVT_NAME@@c(1) and
1265@@RXVT_NAME@@d(1). 1615@@RXVT_NAME@@d(1).
1266 1616
1267Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1617Default F<<< $HOME/.rxvt-unicode-I<< <nodename> >> >>>.
1268 1618
1269=item B<HOME> 1619=item B<HOME>
1270 1620
1271Used to locate the default directory for the unix domain socket for 1621Used to locate the default directory for the unix domain socket for
1272daemon communications and to locate various resource files (such as 1622daemon communications and to locate various resource files (such as
1273C<.Xdefaults>) 1623C<.Xdefaults>)
1274 1624
1275=item B<XAPPLRESDIR> 1625=item B<XAPPLRESDIR>
1276 1626
1277Directory where various X resource files are being located. 1627Directory where application-specific X resource files are located.
1278 1628
1279=item B<XENVIRONMENT> 1629=item B<XENVIRONMENT>
1280 1630
1281If set and accessible, gives the name of a X resource file to be loaded by 1631If set and accessible, gives the name of a X resource file to be loaded by
1282@@RXVT_NAME@@. 1632@@RXVT_NAME@@.
1287 1637
1288=over 4 1638=over 4
1289 1639
1290=item B</usr/lib/X11/rgb.txt> 1640=item B</usr/lib/X11/rgb.txt>
1291 1641
1292Color names. 1642Colour names.
1293 1643
1294=back 1644=back
1295 1645
1296=head1 SEE ALSO 1646=head1 SEE ALSO
1297 1647
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) 1648@@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 1649
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 1650=head1 CURRENT PROJECT COORDINATOR
1309 1651
1310=over 4 1652=over 4
1311 1653
1312=item Project Coordinator 1654=item Project Coordinator
1313 1655
1314Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1656Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1315 1657
1316L<http://software.schmorp.de/#rxvt-unicode> 1658L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1317 1659
1318=back 1660=back
1319 1661
1320=head1 AUTHORS 1662=head1 AUTHORS
1321 1663
1343 1685
1344Project Coordinator (changes.txt 2.21a to 2.4.5) 1686Project Coordinator (changes.txt 2.21a to 2.4.5)
1345 1687
1346=item Geoff Wing L<< <gcw@pobox.com> >> 1688=item Geoff Wing L<< <gcw@pobox.com> >>
1347 1689
1348Rewrote screen display and text selection routines. Project Coordinator 1690Rewrote screen display and text selection routines.
1691
1349(changes.txt 2.4.6 - rxvt-unicode) 1692Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1350 1693
1351=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1694=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1352 1695
1353Forked rxvt-unicode, rewrote most of the display code and internal 1696Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1354character handling to store text in unicode, improve xterm 1697extension, random hacks, numerous bugfixes and extensions.
1355compatibility and apply numerous other bugfixes and extensions.
1356 1698
1357Project Coordinator (Changes 1.0 -) 1699Project Coordinator (Changes 1.0 -)
1358 1700
1701=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1702
1703pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1704
1359=back 1705=back
1360 1706

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