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Revision 1.58 by root, Wed Feb 16 21:49:36 2005 UTC vs.
Revision 1.185 by sf-exg, Mon Oct 4 07:18:23 2010 UTC

12emulator intended as an I<xterm>(1) replacement for users who do not 12emulator intended as an I<xterm>(1) replacement for users who do not
13require features such as Tektronix 4014 emulation and toolkit-style 13require features such as Tektronix 4014 emulation and toolkit-style
14configurability. As a result, B<rxvt-unicode> uses much less swap space -- 14configurability. As a result, B<rxvt-unicode> uses much less swap space --
15a significant advantage on a machine serving many X sessions. 15a significant advantage on a machine serving many X sessions.
16 16
17This document is also available on the World-Wide-Web at
18L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>.
19
17=head1 FREQUENTLY ASKED QUESTIONS 20=head1 FREQUENTLY ASKED QUESTIONS
18 21
19See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of 22See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of
20frequently asked questions and answer to them and some common 23frequently asked questions and answer to them and some common
21problems. That document is also accessible on the World-Wide-Web at 24problems. That document is also accessible on the World-Wide-Web at
22L<http://cvs.schmorp.de/browse/*checkout*/rxvt-unicode/doc/rxvt.7.html>. 25L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.7.pod>.
23 26
24=head1 RXVT-UNICODE VS. RXVT 27=head1 RXVT-UNICODE VS. RXVT
25 28
26Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode 29Unlike the original rxvt, B<rxvt-unicode> stores all text in Unicode
27internally. That means it can store and display most scripts in the 30internally. That means it can store and display most scripts in the
28world. Being a terminal emulator, however, some things are very difficult, 31world. Being a terminal emulator, however, some things are very difficult,
29especially cursive scripts such as arabic, vertically written scripts 32especially cursive scripts such as arabic, vertically written scripts
30like mongolian or scripts requiring extremely complex combining rules, 33like mongolian or scripts requiring extremely complex combining rules,
31like tibetan or devenagari. Don't expect pretty output when using these 34like tibetan or devanagari. Don't expect pretty output when using these
32scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work 35scripts. Most other scripts, latin, cyrillic, kanji, thai etc. should work
33fine, though. A somewhat difficult case are left-to-right scripts, such 36fine, though. A somewhat difficult case are right-to-left scripts, such
34as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms 37as hebrew: B<rxvt-unicode> adopts the view that bidirectional algorithms
35belong into the application, not the terminal emulator (too many things -- 38belong in the application, not the terminal emulator (too many things --
36such as cursor-movement while editing -- break otherwise), but that might 39such as cursor-movement while editing -- break otherwise), but that might
37change. 40change.
38 41
39If you are looking for a terminal that supports more exotic scripts, let 42If you are looking for a terminal that supports more exotic scripts, let
40me recommend C<mlterm>, which is a very userfriendly, lean and clean 43me recommend C<mlterm>, which is a very user friendly, lean and clean
41terminal emulator. In fact, the reason rxvt-unicode was born was solely 44terminal emulator. In fact, the reason rxvt-unicode was born was solely
42because the author couldn't get C<mlterm> to use one font for latin1 and 45because the author couldn't get C<mlterm> to use one font for latin1 and
43another for japanese. 46another for japanese.
44 47
45Therefore another design rationale was the use of multiple fonts to 48Therefore another design rationale was the use of multiple fonts to
46display characters: The idea of a single unicode font which many other 49display characters: The idea of a single unicode font which many other
47programs force onto it's users never made sense to me: You should be able 50programs force onto its users never made sense to me: You should be able
48to choose any font for any script freely. 51to choose any font for any script freely.
49 52
50Apart from that, rxvt-unicode is also much better internationalised than 53Apart from that, rxvt-unicode is also much better internationalised than
51it's predecessor, supports things such as XFT and ISO 14755 that are handy 54its predecessor, supports things such as XFT and ISO 14755 that are handy
52in i18n-environments, is faster, and has a lot less bugs than the original 55in i18n-environments, is faster, and has a lot bugs less than the original
53rxvt. This all in addition to dozens of other small improvements. 56rxvt. This all in addition to dozens of other small improvements.
54 57
55It is still faithfully following the original rxvt idea of being lean 58It is still faithfully following the original rxvt idea of being lean
56and nice on resources: for example, you can still configure rxvt-unicode 59and nice on resources: for example, you can still configure rxvt-unicode
57without most of it's features to get a lean binary. It also comes with 60without most of its features to get a lean binary. It also comes with
58a client/daemon pair that lets you open any number of terminal windows 61a client/daemon pair that lets you open any number of terminal windows
59from within a single process, which makes startup time very fast and 62from within a single process, which makes startup time very fast and
60drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and 63drastically reduces memory usage. See @@RXVT_NAME@@d(1) (daemon) and
61@@RXVT_NAME@@c(1) (client). 64@@RXVT_NAME@@c(1) (client).
62 65
63It also makes technical information about escape sequences (which have 66It also makes technical information about escape sequences (which have
64been extended) easier accessible: see @@RXVT_NAME@@(7) for technical 67been extended) more accessible: see @@RXVT_NAME@@(7) for technical
65reference documentation (escape sequences etc.). 68reference documentation (escape sequences etc.).
66 69
67=head1 OPTIONS 70=head1 OPTIONS
68 71
69The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed 72The B<@@RXVT_NAME@@> options (mostly a subset of I<xterm>'s) are listed
89 92
90Print out a message describing available options. 93Print out a message describing available options.
91 94
92=item B<-display> I<displayname> 95=item B<-display> I<displayname>
93 96
94Attempt to open a window on the named X display (B<-d> still 97Attempt to open a window on the named X display (the older form B<-d>
95respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
96B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
100
101=item B<-depth> I<bitdepth>
102
103Compile I<xft>: Attempt to find a visual with the given bit depth;
104resource B<depth>.
105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
97 110
98=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
99 112
100Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
101 114
103 116
104Turn on/off simulated reverse video; resource B<reverseVideo>. 117Turn on/off simulated reverse video; resource B<reverseVideo>.
105 118
106=item B<-j>|B<+j> 119=item B<-j>|B<+j>
107 120
108Turn on/off jump scrolling; resource B<jumpScroll>. 121Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
109 122
110=item B<-ip>|B<+ip> 123=item B<-ss>|B<+ss>
111 124
112Turn on/off inheriting parent window's pixmap. Alternative form is 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
113B<-tr>; resource B<inheritPixmap>. 126
127=item B<-tr>|B<+tr>
128
129Turn on/off illusion of a transparent window background; resource B<transparent>.
130
131B<-ip> is still accepted as an obsolete alias but will be removed in
132future versions.
133
134I<Please address all transparency related issues to Sasha Vasko at
135sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
114 136
115=item B<-fade> I<number> 137=item B<-fade> I<number>
116 138
117Fade the text by the given percentage when focus is lost. resource B<fading>. 139Fade the text by the given percentage when focus is lost. Small values
140fade a little only, 100 completely replaces all colours by the fade
141colour; resource B<fading>.
142
143=item B<-fadecolor> I<colour>
144
145Fade to this colour when fading is used (see B<-fade>). The default colour
146is opaque black. resource B<fadeColor>.
118 147
119=item B<-tint> I<colour> 148=item B<-tint> I<colour>
120 149
121Tint the transparent background pixmap with the given colour when 150Tint the transparent background pixmap with the given colour when
122transparency is enabled with B<-tr> or B<-ip>. See also the B<-sh> 151transparency is enabled with B<-tr>. This only works for
152non-tiled backgrounds, currently. See also the B<-sh> option that can be
123option that can be used to brighten or darken the image in addition to 153used to brighten or darken the image in addition to tinting it.
124tinting it. 154Please note that certain tint colours can be applied on the server-side,
155thus yielding performance gain of two orders of magnitude. These colours are:
156blue, red, green, cyan, magenta, yellow, and those close to them. Also
157pure black and pure white colours essentially mean no tinting; resource
158I<tintColor>. Example:
125 159
126=item B<-sh> 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
127 161
162=item B<-sh> I<number>
163
128I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 164Darken (0 .. 100) or lighten (100 .. 200) the transparent
129background image in addition to tinting it (i.e. B<-tint> must be 165background image in addition to (or instead of) tinting it;
130specified, too, e.g. C<-tint white>). 166resource I<shading>.
167
168=item B<-blt> I<string>
169
170Specify background blending type. If background pixmap is specified
171at the same time as transparency - such pixmap will be blended over
172transparency image, using method specified. Supported values are :
173B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
174B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
175B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
176alpha-blending. Compile I<afterimage>; resource I<blendType>.
177
178=item B<-blr> I<HxV>
179
180Apply Gaussian Blur with the specified radii to the transparent
181background image. If single number is specified - both vertical and
182horizontal radii are considered to be the same. Setting one of the
183radii to 1 and another to a large number creates interesting effects
184on some backgrounds. Maximum radius value is 128. Compile I<afterimage>;
185resource I<blurRadius>.
186
187=item B<-icon> I<file>
188
189Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
190is used by many window managers, taskbars and pagers to represent the
191application window; resource I<iconFile>.
131 192
132=item B<-bg> I<colour> 193=item B<-bg> I<colour>
133 194
134Window background colour; resource B<background>. 195Window background colour; resource B<background>.
135 196
136=item B<-fg> I<colour> 197=item B<-fg> I<colour>
137 198
138Window foreground colour; resource B<foreground>. 199Window foreground colour; resource B<foreground>.
139 200
140=item B<-pixmap> I<file[;geom]> 201=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
141 202
142Compile I<XPM>: Specify XPM file for the background and also optionally 203Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
143specify its scaling with a geometry string. Note you may need to 204optionally specify its scaling with a geometry string. Note you may need to
144add quotes to avoid special shell interpretation of the C<;> in the 205add quotes to avoid special shell interpretation of the C<;> in the
145command-line; resource B<backgroundPixmap>. 206command-line; for more details see resource B<backgroundPixmap>.
146 207
147=item B<-cr> I<colour> 208=item B<-cr> I<colour>
148 209
149The cursor colour; resource B<cursorColor>. 210The cursor colour; resource B<cursorColor>.
150 211
162resource B<borderColor>. 223resource B<borderColor>.
163 224
164=item B<-fn> I<fontlist> 225=item B<-fn> I<fontlist>
165 226
166Select the fonts to be used. This is a comma separated list of font names 227Select the fonts to be used. This is a comma separated list of font names
167that are used in turn when trying to display Unicode characters. The 228that are checked in order when trying to find glyphs for characters. The
168first font defines the cell size for characters; other fonts might be 229first font defines the cell size for characters; other fonts might be
169smaller, but not (in general) larger. A (hopefully) reasonable default 230smaller, but not (in general) larger. A (hopefully) reasonable default
170font list is always appended to it. See resource B<font> for more details. 231font list is always appended to it. See resource B<font> for more details.
171 232
172In short, to specify an X11 core font, just specify it's name or prefix it 233In short, to specify an X11 core font, just specify its name or prefix it
173with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 234with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
174e.g.: 235e.g.:
175 236
176 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 237 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
177 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 238 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
179See also the question "How does rxvt-unicode choose fonts?" in the FAQ 240See also the question "How does rxvt-unicode choose fonts?" in the FAQ
180section of @@RXVT_NAME@@(7). 241section of @@RXVT_NAME@@(7).
181 242
182=item B<-fb> I<fontlist> 243=item B<-fb> I<fontlist>
183 244
184Compile font-styles: The bold font list to use when bold characters are to 245Compile I<font-styles>: The bold font list to use when B<bold> characters
185be printed. See resource B<boldFont> for details. 246are to be printed. See resource B<boldFont> for details.
186 247
187=item B<-fi> I<fontlist> 248=item B<-fi> I<fontlist>
188 249
189Compile font-styles: The italic font list to use when bold characters are to 250Compile I<font-styles>: The italic font list to use when I<italic>
190be printed. See resource B<italicFont> for details. 251characters are to be printed. See resource B<italicFont> for details.
191 252
192=item B<-fbi> I<fontlist> 253=item B<-fbi> I<fontlist>
193 254
194Compile font-styles: The bold italic font list to use when bold characters are to 255Compile I<font-styles>: The bold italic font list to use when B<< I<bold
195be printed. See resource B<boldItalicFont> for details. 256italic> >> characters are to be printed. See resource B<boldItalicFont>
257for details.
258
259=item B<-is>|B<+is>
260
261Compile I<font-styles>: Bold/Blink font styles imply high intensity
262foreground/background (default). See resource B<intensityStyles> for
263details.
196 264
197=item B<-name> I<name> 265=item B<-name> I<name>
198 266
199Specify the application name under which resources are to be obtained, 267Specify the application name under which resources are to be obtained,
200rather than the default executable file name. Name should not contain 268rather than the default executable file name. Name should not contain
216 284
217=item B<-sb>|B<+sb> 285=item B<-sb>|B<+sb>
218 286
219Turn on/off scrollbar; resource B<scrollBar>. 287Turn on/off scrollbar; resource B<scrollBar>.
220 288
289=item B<-sr>|B<+sr>
290
291Put scrollbar on right/left; resource B<scrollBar_right>.
292
293=item B<-st>|B<+st>
294
295Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
296resource B<scrollBar_floating>.
297
221=item B<-si>|B<+si> 298=item B<-si>|B<+si>
222 299
223Turn on/off scroll-to-bottom on TTY output inhibit; resource 300Turn on/off scroll-to-bottom on TTY output inhibit; resource
224B<scrollTtyOutput> has opposite effect. 301B<scrollTtyOutput> has opposite effect.
225 302
231=item B<-sw>|B<+sw> 308=item B<-sw>|B<+sw>
232 309
233Turn on/off scrolling with the scrollback buffer as new lines appear. 310Turn on/off scrolling with the scrollback buffer as new lines appear.
234This only takes effect if B<-si> is also given; resource 311This only takes effect if B<-si> is also given; resource
235B<scrollWithBuffer>. 312B<scrollWithBuffer>.
236
237=item B<-sr>|B<+sr>
238
239Put scrollbar on right/left; resource B<scrollBar_right>.
240
241=item B<-st>|B<+st>
242
243Display normal (non XTerm/NeXT) scrollbar without/with a trough;
244resource B<scrollBar_floating>.
245 313
246=item B<-ptab>|B<+ptab> 314=item B<-ptab>|B<+ptab>
247 315
248If enabled (default), "Horizontal Tab" characters are being stored as 316If enabled (default), "Horizontal Tab" characters are being stored as
249actual wide characters in the screen buffer, which makes it possible to 317actual wide characters in the screen buffer, which makes it possible to
253 321
254=item B<-bc>|B<+bc> 322=item B<-bc>|B<+bc>
255 323
256Blink the cursor; resource B<cursorBlink>. 324Blink the cursor; resource B<cursorBlink>.
257 325
326=item B<-uc>|B<+uc>
327
328Make the cursor underlined; resource B<cursorUnderline>.
329
258=item B<-iconic> 330=item B<-iconic>
259 331
260Start iconified, if the window manager supports that option. 332Start iconified, if the window manager supports that option.
261Alternative form is B<-ic>. 333Alternative form is B<-ic>.
262 334
278 350
279=item B<-bl> 351=item B<-bl>
280 352
281Compile I<frills>: Set MWM hints to request a borderless window, i.e. 353Compile I<frills>: Set MWM hints to request a borderless window, i.e.
282if honoured by the WM, the rxvt-unicode window will not have window 354if honoured by the WM, the rxvt-unicode window will not have window
283decorations; resource B<borderLess>. 355decorations; resource B<borderLess>. If the window manager does not
356support MWM hints (e.g. kwin), enables override-redirect mode.
357
358=item B<-override-redirect>
359
360Compile I<frills>: Sets override-redirect on the window; resource
361B<override-redirect>.
362
363=item B<-sbg>
364
365Compile I<frills>: Disable the usage of the built-in block graphics/line
366drawing characters and just rely on what the specified fonts provide. Use
367this if you have a good font and want to use its block graphic glyphs;
368resource B<skipBuiltinGlyphs>.
284 369
285=item B<-lsp> I<number> 370=item B<-lsp> I<number>
286 371
287Compile I<frills>: Lines (pixel height) to insert between each row of 372Compile I<frills>: Lines (pixel height) to insert between each row of
288the display. Useful to work around font rendering problems; resource 373the display. Useful to work around font rendering problems; resource
289B<linespace>. 374B<lineSpace>.
375
376=item B<-letsp> I<number>
377
378Compile I<frills>: Amount to adjust the computed character width by
379to control overall letter spacing. Negative values will tighten up the
380letter spacing, positive values will space letters out more. Useful to
381work around odd font metrics; resource B<letterSpace>.
290 382
291=item B<-tn> I<termname> 383=item B<-tn> I<termname>
292 384
293This option specifies the name of the terminal type to be set in the 385This option specifies the name of the terminal type to be set in the
294B<TERM> environment variable. This terminal type must exist in the 386B<TERM> environment variable. This terminal type must exist in the
303given on the command line. If this option is used, it must be the last 395given on the command line. If this option is used, it must be the last
304on the command-line. If there is no B<-e> option then the default is to 396on the command-line. If there is no B<-e> option then the default is to
305run the program specified by the B<SHELL> environment variable or, 397run the program specified by the B<SHELL> environment variable or,
306failing that, I<sh(1)>. 398failing that, I<sh(1)>.
307 399
400Please note that you must specify a program with arguments. If you want to
401run shell commands, you have to specify the shell, like this:
402
403 @@RXVT_NAME@@ -e sh -c "shell commands"
404
308=item B<-title> I<text> 405=item B<-title> I<text>
309 406
310Window title (B<-T> still respected); the default title is the basename 407Window title (B<-T> still respected); the default title is the basename
311of the program specified after the B<-e> option, if any, otherwise the 408of the program specified after the B<-e> option, if any, otherwise the
312application name; resource B<title>. 409application name; resource B<title>.
343for more info. 440for more info.
344 441
345=item B<-tcw> 442=item B<-tcw>
346 443
347Change the meaning of triple-click selection with the left mouse 444Change the meaning of triple-click selection with the left mouse
445button. Only effective when the original (non-perl) selection code is
348button. Instead of selecting a full line it will extend the selection the 446in-use. Instead of selecting a full line it will extend the selection to
349end of the logical line only. resource B<tripleclickwords>. 447the end of the logical line only. resource B<tripleclickwords>.
350 448
351=item B<-insecure> 449=item B<-insecure>
352 450
353Enable "insecure" mode, which currently enables most of the escape 451Enable "insecure" mode, which currently enables most of the escape
354sequences that echo strings. See the resource B<insecure> for more 452sequences that echo strings. See the resource B<insecure> for more
368=item B<-ssr>|B<+ssr> 466=item B<-ssr>|B<+ssr>
369 467
370Turn on/off secondary screen scroll (default enabled); resource 468Turn on/off secondary screen scroll (default enabled); resource
371B<secondaryScroll>. 469B<secondaryScroll>.
372 470
471=item B<-hold>|B<+hold>
472
473Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
474will not immediately destroy its window when the program executed within
475it exits. Instead, it will wait till it is being killed or closed by the
476user; resource B<hold>.
477
478=item B<-cd> I<path>
479
480Sets the working directory for the shell (or the command specified via
481B<-e>). The I<path> must be an absolute path and it must exist for
482@@RXVT_NAME@@ to start; resource B<chdir>.
483
484=item B<-xrm> I<string>
485
486Works like the X Toolkit option of the same name, by adding the I<string>
487as if it were specified in a resource file. Resource values specified this
488way take precedence over all other resource specifications.
489
490Note that you need to use the I<same> syntax as in the .Xdefaults file,
491e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
492options can be specified as long-options on the commandline, so use
493of B<-xrm> is mostly limited to cases where you want to specify other
494resources (e.g. for input methods) or for compatibility with other
495programs.
496
373=item B<-keysym.>I<sym>: I<string> 497=item B<-keysym.>I<sym> I<string>
374 498
375Remap a key symbol. See resource B<keysym>. 499Remap a key symbol. See resource B<keysym>.
376 500
377=item B<-embed>: I<windowid> 501=item B<-embed> I<windowid>
378 502
379Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 503Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
380which enables applications to easily embed a terminal. 504which enables applications to easily embed a terminal.
381 505
382Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 506Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
383shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 507shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
384quite a bit, so don't expect it to keep some specific state. It's best to 508quite a bit, so don't expect it to keep some specific state. It's best to
387The window will not be destroyed when @@RXVT_NAME@@ exits. 511The window will not be destroyed when @@RXVT_NAME@@ exits.
388 512
389It might be useful to know that @@RXVT_NAME@@ will not close file 513It might be useful to know that @@RXVT_NAME@@ will not close file
390descriptors passed to it (except for stdin/out/err, of course), so you 514descriptors passed to it (except for stdin/out/err, of course), so you
391can use file descriptors to communicate with the programs within the 515can use file descriptors to communicate with the programs within the
392terminal. This works regardless of wether the C<-embed> option was used or 516terminal. This works regardless of whether the C<-embed> option was used or
393not. 517not.
394 518
519Here is a short Gtk2-perl snippet that illustrates how this option can be
520used (a longer example is in F<doc/embed>):
521
522 my $rxvt = new Gtk2::Socket;
523 $rxvt->signal_connect_after (realize => sub {
524 my $xid = $_[0]->window->get_xid;
525 system "@@RXVT_NAME@@ -embed $xid &";
526 });
527
528=item B<-pty-fd> I<file descriptor>
529
530Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
531pair but instead use the given file descriptor as the tty master. This is
532useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
533without having to run a program within it.
534
535If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
536entries and will not tinker with pty/tty permissions - you have to do that
537yourself if you want that.
538
539As an extremely special case, specifying C<-1> will completely suppress
540pty/tty operations, which is probably only useful in conjunction with some
541perl extension that manages the terminal.
542
543Here is a example in perl that illustrates how this option can be used (a
544longer example is in F<doc/pty-fd>):
545
546 use IO::Pty;
547 use Fcntl;
548
549 my $pty = new IO::Pty;
550 fcntl $pty, F_SETFD, 0; # clear close-on-exec
551 system "@@RXVT_NAME@@ -pty-fd " . (fileno $pty) . "&";
552 close $pty;
553
554 # now communicate with rxvt
555 my $slave = $pty->slave;
556 while (<$slave>) { print $slave "got <$_>\n" }
557
558=item B<-pe> I<string>
559
560Comma-separated list of perl extension scripts to use (or not to use) in
561this terminal instance. See resource B<perl-ext> for details.
562
395=back 563=back
396 564
397=head1 RESOURCES (available also as long-options) 565=head1 RESOURCES
398 566
399Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 567Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
400options) compiled into your version. 568options) compiled into your version. All resources are also available as
569long-options.
401 570
402There are two different methods that @@RXVT_NAME@@ can use to get the 571You can set and change the resources using X11 tools like B<xrdb>. Many
403Xresource data: using the X libraries (Xrm*-functions) or internal 572distribution do also load settings from the B<~/.Xresources> file when X
404Xresources reader (B<~/.Xdefaults>). For the first method (ie. 573starts. @@RXVT_NAME@@ will consult the following files/resources in order,
405B<@@RXVT_NAME@@ -h> lists B<XGetDefaults>), you can set and change the 574with later settings overwriting earlier ones:
406resources using X11 tools like B<xrdb>. Many distribution do also load
407settings from the B<~/.Xresources> file when X starts. @@RXVT_NAME@@
408will consult the following files/resources in order, with later settings
409overwriting earlier ones:
410 575
411 1. system-wide app-defaults file, either locale-dependent OR global 576 1. system-wide app-defaults file, either locale-dependent OR global
412 2. app-defaults file in $XAPPLRESDIR 577 2. app-defaults file in $XAPPLRESDIR
413 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 578 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
414 4. SCREEN_RESOURCES for the current screen 579 4. SCREEN_RESOURCES for the current screen
415 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 580 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
581 6. resources specified via -xrm on the commandline
416 582
417If compiled with internal Xresources support (i.e. B<@@RXVT_NAME@@ -h>
418lists B<.Xdefaults>) then B<@@RXVT_NAME@@> accepts application defaults
419set in XAPPLOADDIR/URxvt (compile-time defined: usually
420B</usr/lib/X11/app-defaults/URxvt>) and resources set in
421B<~/.Xdefaults>, or B<~/.Xresources> if B<~/.Xdefaults> does not exist.
422Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two 583Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
423class names: B<XTerm> and B<URxvt>. The class name B<Rxvt> allows 584names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
424resources common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be 585common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
425easily configured, while the class name B<URxvt> allows resources 586configured, while the class name B<URxvt> allows resources unique to
426unique to B<@@RXVT_NAME@@>, notably colours and key-handling, to be 587B<@@RXVT_NAME@@>, to be shared between different B<@@RXVT_NAME@@>
427shared between different B<@@RXVT_NAME@@> configurations. If no 588configurations. If no resources are specified, suitable defaults will
428resources are specified, suitable defaults will be used. Command-line 589be used. Command-line arguments can be used to override resource
429arguments can be used to override resource settings. The following 590settings. The following resources are supported (you might want to
430resources are allowed: 591check the @@RXVT_NAME@@perl(3) manpage for additional settings by perl
592extensions not documented here):
431 593
432=over 4 594=over 4
595
596=item B<depth:> I<bitdepth>
597
598Compile I<xft>: Attempt to find a visual with the given bit depth;
599option B<-depth>.
600
601=item B<buffered:> I<boolean>
602
603Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
604On some card/driver combination enabling it slightly decreases
605performance, on most it greatly helps it. The slowdown is small, so it
606should normally be enabled.
433 607
434=item B<geometry:> I<geom> 608=item B<geometry:> I<geom>
435 609
436Create the window with the specified X window geometry [default 80x24]; 610Create the window with the specified X window geometry [default 80x24];
437option B<-geometry>. 611option B<-geometry>.
451Use the specified colour for the colour value I<n>, where 0-7 625Use the specified colour for the colour value I<n>, where 0-7
452corresponds to low-intensity (normal) colours and 8-15 corresponds to 626corresponds to low-intensity (normal) colours and 8-15 corresponds to
453high-intensity (bold = bright foreground, blink = bright background) 627high-intensity (bold = bright foreground, blink = bright background)
454colours. The canonical names are as follows: 0=black, 1=red, 2=green, 628colours. The canonical names are as follows: 0=black, 1=red, 2=green,
4553=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6293=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
456names used are listed in the B<COLORS AND GRAPHICS> section. 630names used are listed in the B<COLOURS AND GRAPHICS> section.
457 631
458Colours higher than 15 cannot be set using resources (yet), but can be 632Colours higher than 15 cannot be set using resources (yet), but can be
459changed using an escape command (see @@RXVT_NAME@@(7)). 633changed using an escape command (see @@RXVT_NAME@@(7)).
460 634
461Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 635Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
472=item B<colorUL:> I<colour> 646=item B<colorUL:> I<colour>
473 647
474Use the specified colour to display underlined characters when the 648Use the specified colour to display underlined characters when the
475foreground colour is the default. 649foreground colour is the default.
476 650
477=item B<colorRV:> I<colour>
478
479Use the specified colour as the background for reverse video
480characters.
481
482=item B<underlineColor:> I<colour> 651=item B<underlineColor:> I<colour>
483 652
484If set, use the specified colour as the colour for the underline 653If set, use the specified colour as the colour for the underline
485itself. If unset, use the foreground colour. 654itself. If unset, use the foreground colour.
655
656=item B<highlightColor:> I<colour>
657
658If set, use the specified colour as the background for highlighted
659characters. If unset, use reverse video.
660
661=item B<highlightTextColor:> I<colour>
662
663If set and highlightColor is set, use the specified colour as the
664foreground for highlighted characters.
486 665
487=item B<cursorColor:> I<colour> 666=item B<cursorColor:> I<colour>
488 667
489Use the specified colour for the cursor. The default is to use the 668Use the specified colour for the cursor. The default is to use the
490foreground colour; option B<-cr>. 669foreground colour; option B<-cr>.
497 676
498=item B<reverseVideo:> I<boolean> 677=item B<reverseVideo:> I<boolean>
499 678
500B<True>: simulate reverse video by foreground and background colours; 679B<True>: simulate reverse video by foreground and background colours;
501option B<-rv>. B<False>: regular screen colours [default]; option 680option B<-rv>. B<False>: regular screen colours [default]; option
502B<+rv>. See note in B<COLORS AND GRAPHICS> section. 681B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
503 682
504=item B<jumpScroll:> I<boolean> 683=item B<jumpScroll:> I<boolean>
505 684
506B<True>: specify that jump scrolling should be used. When scrolling 685B<True>: specify that jump scrolling should be used. When receiving lots
507quickly, fewer screen updates are performed [default]; option B<-j>. 686of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
687has been read, resulting in fewer updates while still displaying every
688received line; option B<-j>.
689
508B<False>: specify that smooth scrolling should be used; option B<+j>. 690B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
691force a screen refresh on each new line it received; option B<+j>.
509 692
510=item B<inheritPixmap:> I<boolean> 693=item B<skipScroll:> I<boolean>
511 694
512B<True>: make the background inherit the parent windows' pixmap, giving 695B<True>: (the default) specify that skip scrolling should be used. When
513artificial transparency. B<False>: do not inherit the parent windows' 696receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
514pixmap. 697(around 60 times per second), resulting in far fewer updates. This can
698result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
699option B<-ss>.
700
701B<False>: specify that everything is to be displayed, even
702if the refresh is too fast for the human eye to read anything (or the
703monitor to display anything); option B<+ss>.
704
705=item B<transparent:> I<boolean>
706
707Turn on/off illusion of a transparent window background.
708
709B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
710future versions.
711
712I<Please address all transparency related issues to Sasha Vasko at
713sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
515 714
516=item B<fading:> I<number> 715=item B<fading:> I<number>
517 716
518Fade the text by the given percentage when focus is lost. 717Fade the text by the given percentage when focus is lost; option B<-fade>.
718
719=item B<fadeColor:> I<colour>
720
721Fade to this colour, when fading is used (see B<fading:>). The default
722colour is black; option B<-fadecolor>.
519 723
520=item B<tintColor:> I<colour> 724=item B<tintColor:> I<colour>
521 725
522Tint the transparent background pixmap with the given colour. 726Tint the transparent background pixmap with the given colour; option
727B<-tint>.
523 728
524=item B<shading:> I<number> 729=item B<shading:> I<number>
525 730
526Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 731Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image
527image in addition to tinting it. 732in addition to tinting it; option B<-sh>.
733
734=item B<blendType:> I<string>
735
736Specify background blending type; option B<-blt>.
737
738=item B<blurRadius:> I<number>
739
740Apply gaussian blur with the specified radius to the transparent
741background image; option B<-blr>.
742
743=item B<iconFile:> I<file>
744
745Set the application icon pixmap; option B<-icon>.
528 746
529=item B<scrollColor:> I<colour> 747=item B<scrollColor:> I<colour>
530 748
531Use the specified colour for the scrollbar [default #B2B2B2]. 749Use the specified colour for the scrollbar [default #B2B2B2].
532 750
533=item B<troughColor:> I<colour> 751=item B<troughColor:> I<colour>
534 752
535Use the specified colour for the scrollbar's trough area [default 753Use the specified colour for the scrollbar's trough area [default
536#969696]. Only relevant for normal (non XTerm/NeXT) scrollbar. 754#969696]. Only relevant for rxvt (non XTerm/NeXT) scrollbar.
537 755
538=item B<borderColor:> I<colour> 756=item B<borderColor:> I<colour>
539 757
540The colour of the border around the text area and between the scrollbar 758The colour of the border around the text area and between the scrollbar
541and the text. 759and the text.
542 760
543=item B<backgroundPixmap:> I<file[;geom]> 761=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
544 762
545Use the specified XPM file (note the `.xpm' extension is optional) for 763Use the specified image file for the background and also
546the background and also optionally specify its scaling with a geometry 764optionally specify its scaling with a geometry string B<WxH+X+Y>,
547string B<WxH+X+Y>, in which B<"W" / "H"> specify the 765(default C<100x100+50+50>) in which B<"W" / "H"> specify the
548horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image 766horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
549centre (percent). A scale of 0 displays the image with tiling. A scale 767centre (percent). A scale of 0 displays the image with tiling.
550of 1 displays the image without any scaling. A scale of 2 to 9 768The maximum permitted scale is 1000.
551specifies an integer number of images in that direction. No image will 769Additional operations can be specified after colon B<:op1:op2...>.
552be magnified beyond 10 times its original size. The maximum permitted 770Supported operations are:
553scale is 1000. [default 0x0+50+50]
554 771
555=item B<menu:> I<file[;tag]> 772 tile force background image to be tiled and not scaled. Equivalent to 0x0
773 propscale will scale image keeping proportions
774 auto will scale image to match window size. Equivalent to 100x100
775 hscale will scale image horizontally to the window size
776 vscale will scale image vertically to the window size
777 scale will scale image to match window size
778 root will tile image as if it was a root window background, auto-adjusting
779 whenever terminal window moves
556 780
557Read in the specified menu file (note the `.menu' extension is 781If used in conjunction with B<-tr> option, the specified pixmap will be
558optional) and also optionally specify a starting tag to find. See the 782blended over transparency image using either alpha-blending, or any
559reference documentation for details on the syntax for the menuBar. 783other blending type, specified with B<-blt "type"> option.
560 784
561=item B<path:> I<path> 785=item B<path:> I<path>
562 786
563Specify the colon-delimited search path for finding files (XPM and 787Specify the colon-delimited search path for finding background image files.
564menus), in addition to the paths specified by the B<RXVTPATH> and
565B<PATH> environment variables.
566 788
567=item B<font:> I<fontlist> 789=item B<font:> I<fontlist>
568 790
569Select the fonts to be used. This is a comma separated list of font 791Select the fonts to be used. This is a comma separated list of font names
570names that are used in turn when trying to display Unicode characters. 792that are checked in order when trying to find glyphs for characters. The
571The first font defines the cell size for characters; other fonts might 793first font defines the cell size for characters; other fonts might be
572be smaller, but not larger. A reasonable default font list is always 794smaller, but not (in general) larger. A (hopefully) reasonable default
573appended to it. option B<-fn>. 795font list is always appended to it; option B<-fn>.
574 796
575Each font can either be a standard X11 core font (XLFD) name, with 797Each font can either be a standard X11 core font (XLFD) name, with
576optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>. 798optional prefix C<x:> or a Xft font (Compile I<xft>), prefixed with C<xft:>.
577 799
578In addition, each font can be prefixed with additional hints and 800In addition, each font can be prefixed with additional hints and
580hint currently is C<codeset=codeset-name>, and this is only used for Xft 802hint currently is C<codeset=codeset-name>, and this is only used for Xft
581fonts. 803fonts.
582 804
583For example, this font resource 805For example, this font resource
584 806
585 URxvt*font: 9x15bold,\ 807 URxvt.font: 9x15bold,\
586 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\ 808 -misc-fixed-bold-r-normal--15-140-75-75-c-90-iso10646-1,\
587 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \ 809 -misc-fixed-medium-r-normal--15-140-75-75-c-90-iso10646-1, \
588 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \ 810 [codeset=JISX0208]xft:Kochi Gothic:antialias=false, \
589 xft:Code2000:antialias=false 811 xft:Code2000:antialias=false
590 812
593it is named first) and thus defines the character cell grid to be 9 pixels 815it is named first) and thus defines the character cell grid to be 9 pixels
594wide and 15 pixels high. 816wide and 15 pixels high.
595 817
596The second font is just used to add additional unicode characters not in 818The second font is just used to add additional unicode characters not in
597the base font, likewise the third, which is unfortunately non-bold, but 819the base font, likewise the third, which is unfortunately non-bold, but
598the bold version of the font does contain less characters, so this is a 820the bold version of the font does contain fewer characters, so this is a
599useful supplement. 821useful supplement.
600 822
601The third font is an Xft font with aliasing turned off, and the characters 823The third font is an Xft font with aliasing turned off, and the characters
602are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 824are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
603contains other characters, but we are not interested in them. 825contains other characters, but we are not interested in them.
624not possible, replacement fonts of the desired shape will be tried. 846not possible, replacement fonts of the desired shape will be tried.
625 847
626If set, but empty, then this specific style is disabled and the normal 848If set, but empty, then this specific style is disabled and the normal
627text font will being used for the given style. 849text font will being used for the given style.
628 850
629=item B<selectstyle:> I<mode> 851=item B<intensityStyles:> I<boolean>
630 852
631Set mouse selection style to B<old> which is 2.20, B<oldword> which is 853When font styles are not enabled, or this option is enabled (B<True>,
632xterm style with 2.20 old word selection, or anything else which gives 854option B<-is>, the default), bold/blink font styles imply high
633xterm style selection. 855intensity foreground/background colours. Disabling this option (B<False>,
634 856option B<+is>) disables this behaviour, the high intensity colours are not
635=item B<scrollstyle:> I<mode> 857reachable.
636
637Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
638the author's favourite..
639 858
640=item B<title:> I<string> 859=item B<title:> I<string>
641 860
642Set window title string, the default title is the command-line 861Set window title string, the default title is the command-line
643specified after the B<-e> option, if any, otherwise the application 862specified after the B<-e> option, if any, otherwise the application
652=item B<mapAlert:> I<boolean> 871=item B<mapAlert:> I<boolean>
653 872
654B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 873B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
655de-iconify (map) on receipt of a bell character [default]. 874de-iconify (map) on receipt of a bell character [default].
656 875
876=item B<urgentOnBell:> I<boolean>
877
878B<True>: set the urgency hint for the wm on receipt of a bell character.
879B<False>: do not set the urgency hint [default].
880
881@@RXVT_NAME@@ resets the urgency hint on every focus change.
882
657=item B<visualBell:> I<boolean> 883=item B<visualBell:> I<boolean>
658 884
659B<True>: use visual bell on receipt of a bell character; option B<-vb>. 885B<True>: use visual bell on receipt of a bell character; option B<-vb>.
660B<False>: no visual bell [default]; option B<+vb>. 886B<False>: no visual bell [default]; option B<+vb>.
661 887
675 901
676Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use 902Specify a command pipe for vt100 printer [default I<lpr(1)>]. Use
677B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or 903B<Print> to initiate a screen dump to the printer and B<Ctrl-Print> or
678B<Shift-Print> to include the scrollback as well. 904B<Shift-Print> to include the scrollback as well.
679 905
906The string will be interpreted as if typed into the shell as-is.
907
908Example:
909
910 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
911
912This creates a new file in your home directory with the screen contents
913every time you hit C<Print>.
914
915=item B<scrollstyle:> I<mode>
916
917Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
918the author's favourite.
919
680=item B<scrollBar:> I<boolean> 920=item B<scrollBar:> I<boolean>
681 921
682B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 922B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
683disable the scrollbar; option B<+sb>. 923disable the scrollbar; option B<+sb>.
684 924
705 945
706=item B<scrollWithBuffer:> I<boolean> 946=item B<scrollWithBuffer:> I<boolean>
707 947
708B<True>: scroll with scrollback buffer when tty receives new lines (and 948B<True>: scroll with scrollback buffer when tty receives new lines (and
709B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 949B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll
710with scrollback buffer when tty recieves new lines; option B<+sw>. 950with scrollback buffer when tty receives new lines; option B<+sw>.
711 951
712=item B<scrollTtyKeypress:> I<boolean> 952=item B<scrollTtyKeypress:> I<boolean>
713 953
714B<True>: scroll to bottom when a non-special key is pressed. Special keys 954B<True>: scroll to bottom when a non-special key is pressed. Special keys
715are those which are intercepted by rxvt-unicode for special handling and 955are those which are intercepted by rxvt-unicode for special handling and
734=item B<borderLess:> I<boolean> 974=item B<borderLess:> I<boolean>
735 975
736Set MWM hints to request a borderless window, i.e. if honoured by the 976Set MWM hints to request a borderless window, i.e. if honoured by the
737WM, the rxvt-unicode window will not have window decorations; option B<-bl>. 977WM, the rxvt-unicode window will not have window decorations; option B<-bl>.
738 978
979=item B<skipBuiltinGlyphs:> I<boolean>
980
981Compile I<frills>: Disable the usage of the built-in block graphics/line
982drawing characters and just rely on what the specified fonts provide. Use
983this if you have a good font and want to use its block graphic glyphs;
984option B<-sbg>.
985
739=item B<termName:> I<termname> 986=item B<termName:> I<termname>
740 987
741Specifies the terminal type name to be set in the B<TERM> environment 988Specifies the terminal type name to be set in the B<TERM> environment
742variable; option B<-tn>. 989variable; option B<-tn>.
743 990
744=item B<linespace:> I<number> 991=item B<lineSpace:> I<number>
745 992
746Specifies number of lines (pixel height) to insert between each row of 993Specifies number of lines (pixel height) to insert between each row of
747the display [default 0]; option B<-lsp>. 994the display [default 0]; option B<-lsp>.
748 995
749=item B<meta8:> I<boolean> 996=item B<meta8:> I<boolean>
763 1010
764=item B<cursorBlink:> I<boolean> 1011=item B<cursorBlink:> I<boolean>
765 1012
766B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1013B<True>: blink the cursor. B<False>: do not blink the cursor [default];
767option B<-bc>. 1014option B<-bc>.
1015
1016=item B<cursorUnderline:> I<boolean>
1017
1018B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1019option B<-uc>.
768 1020
769=item B<pointerBlank:> I<boolean> 1021=item B<pointerBlank:> I<boolean>
770 1022
771B<True>: blank the pointer when a key is pressed or after a set number 1023B<True>: blank the pointer when a key is pressed or after a set number
772of seconds of inactivity. B<False>: the pointer is always visible 1024of seconds of inactivity. B<False>: the pointer is always visible
780 1032
781Mouse pointer background colour. 1033Mouse pointer background colour.
782 1034
783=item B<pointerBlankDelay:> I<number> 1035=item B<pointerBlankDelay:> I<number>
784 1036
785Specifies number of seconds before blanking the pointer [default 2]. 1037Specifies number of seconds before blanking the pointer [default 2]. Use a
1038large number (e.g. C<987654321>) to effectively disable the timeout.
786 1039
787=item B<backspacekey:> I<string> 1040=item B<backspacekey:> I<string>
788 1041
789The string to send when the backspace key is pressed. If set to B<DEC> 1042The string to send when the backspace key is pressed. If set to B<DEC>
790or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1043or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
791(code 8) - which can be reversed with the appropriate DEC private mode 1044(code 8) - which can be reversed with the appropriate DEC private mode
792escape sequence. 1045escape sequence.
793 1046
794=item B<deletekey:> I<string> 1047=item B<deletekey:> I<string>
795 1048
797pressed. If unset it will send the sequence traditionally associated 1050pressed. If unset it will send the sequence traditionally associated
798with the B<Execute> key. 1051with the B<Execute> key.
799 1052
800=item B<cutchars:> I<string> 1053=item B<cutchars:> I<string>
801 1054
802The characters used as delimiters for double-click word selection. The 1055The characters used as delimiters for double-click word selection
803built-in default: 1056(whitespace delimiting is added automatically if resource is given).
804 1057
1058When the perl selection extension is in use (the default if compiled
1059in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
1060characters will be created (if the resource exists, otherwise, no regex
1061will be created). In this mode, characters outside ISO-8859-1 can be used.
1062
1063When the selection extension is not used, only ISO-8859-1 characters can
1064be used. If not specified, the built-in default is used:
1065
805B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1066B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
806 1067
807=item B<preeditType:> I<style> 1068=item B<preeditType:> I<style>
808 1069
809B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1070B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
810 1071
815=item B<imLocale:> I<name> 1076=item B<imLocale:> I<name>
816 1077
817The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g. 1078The locale to use for opening the IM. You can use an C<LC_CTYPE> of e.g.
818C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the 1079C<de_DE.UTF-8> for normal text processing but C<ja_JP.EUC-JP> for the
819input extension to be able to input japanese characters while staying in 1080input extension to be able to input japanese characters while staying in
820another locale. option B<-imlocale>. 1081another locale; option B<-imlocale>.
821 1082
822=item B<imFont:> I<fontset> 1083=item B<imFont:> I<fontset>
823 1084
824Specify the font-set used for XIM styles C<OverTheSpot> or 1085Specify the font-set used for XIM styles C<OverTheSpot> or
825C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated 1086C<OffTheSpot>. It must be a standard X font set (XLFD patterns separated
830 1091
831=item B<tripleclickwords:> I<boolean> 1092=item B<tripleclickwords:> I<boolean>
832 1093
833Change the meaning of triple-click selection with the left mouse 1094Change the meaning of triple-click selection with the left mouse
834button. Instead of selecting a full line it will extend the selection to 1095button. Instead of selecting a full line it will extend the selection to
835the end of the logical line only. option B<-tcw>. 1096the end of the logical line only; option B<-tcw>.
836 1097
837=item B<insecure:> I<boolean> 1098=item B<insecure:> I<boolean>
838 1099
839Enables "insecure" mode. Rxvt-unicode offers some escape sequences that 1100Enables "insecure" mode. Rxvt-unicode offers some escape sequences that
840echo arbitrary strings like the icon name or the locale. This could be 1101echo arbitrary strings like the icon name or the locale. This could be
841abused if somebody gets 8-bit-clean access to your display, whether 1102abused if somebody gets 8-bit-clean access to your display, whether
842throuh a mail client displaying mail bodies unfiltered or though 1103through a mail client displaying mail bodies unfiltered or through
843write(1). Therefore, these sequences are disabled by default. (Note 1104write(1) or any other means. Therefore, these sequences are disabled by
844that other terminals, including xterm, have these sequences 1105default. (Note that many other terminals, including xterm, have these
845enabled by default). You can enable them by setting this boolean 1106sequences enabled by default, which doesn't make it safer, though).
846resource or specifying B<-insecure> as an option. At the moment, this 1107
847enabled display-answer, locale, findfont, icon label and window title 1108You can enable them by setting this boolean resource or specifying
848requests as well as dynamic menubar dispatch. 1109B<-insecure> as an option. At the moment, this enables display-answer,
1110locale, findfont, icon label and window title requests.
849 1111
850=item B<modifier:> I<modifier> 1112=item B<modifier:> I<modifier>
851 1113
852Set the key to be interpreted as the Meta key to: B<alt>, B<meta>, 1114Set the key to be interpreted as the Meta key to: B<alt>, B<meta>,
853B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option 1115B<hyper>, B<super>, B<mod1>, B<mod2>, B<mod3>, B<mod4>, B<mod5>; option
857 1119
858Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E) 1120Specify the reply rxvt-unicode sends to the shell when an ENQ (control-E)
859character is passed through. It may contain escape values as described 1121character is passed through. It may contain escape values as described
860in the entry on B<keysym> following. 1122in the entry on B<keysym> following.
861 1123
862=item B<secondaryScreen:> I<bool> 1124=item B<secondaryScreen:> I<boolean>
863 1125
864Turn on/off secondary screen (default enabled). 1126Turn on/off secondary screen (default enabled).
865 1127
866=item B<secondaryScroll:> I<bool> 1128=item B<secondaryScroll:> I<boolean>
867 1129
868Turn on/off secondary screen scroll (default enabled). If the this 1130Turn on/off secondary screen scroll (default enabled). If this
869option is enabled, scrolls on the secondary screen will change the 1131option is enabled, scrolls on the secondary screen will change the
870scrollback buffer and switching to/from the secondary screen will 1132scrollback buffer and, when secondaryScreen is off, switching
871instead scroll the screen up. 1133to/from the secondary screen will instead scroll the screen up.
1134
1135=item B<hold>: I<boolean>
1136
1137Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1138will not immediately destroy its window when the program executed within
1139it exits. Instead, it will wait till it is being killed or closed by the
1140user.
1141
1142=item B<chdir>: I<path>
1143
1144Sets the working directory for the shell (or the command specified via
1145B<-e>). The I<path> must be an absolute path and it must exist for
1146@@RXVT_NAME@@ to start. If it isn't specified then the current working
1147directory will be used; option B<-cd>.
872 1148
873=item B<keysym.>I<sym>: I<string> 1149=item B<keysym.>I<sym>: I<string>
874 1150
875Compile I<frills>: Associate I<string> with keysym I<sym>. The 1151Compile I<frills>: Associate I<string> with keysym I<sym>. The
876intervening resource name B<keysym.> cannot be omitted. 1152intervening resource name B<keysym.> cannot be omitted.
890searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1166searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
891omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1167omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
892keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1168keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
893performed in an exact manner; however, the closest match is assured. 1169performed in an exact manner; however, the closest match is assured.
894 1170
895I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1171I<string> may contain escape values (C<\n>: newline, C<\000>: octal
896C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1172number), see RESOURCES in C<man 7 X> for further details.
897C<\000>: octal number) or verbatim control characters (C<^?>: delete,
898C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
899can start or end with whitespace.
900
901Please note that you need to double the C<\> when using
902C<--enable-xgetdefault>, as X itself does it's own de-escaping (you can
903use C<\033> instead of C<\e> (and so on), which will work with both Xt and
904@@RXVT_NAME@@'s own processing).
905 1173
906You can define a range of keysyms in one shot by providing a I<string> 1174You can define a range of keysyms in one shot by providing a I<string>
907with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1175with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
908should be a character not used by the strings. 1176should be a character not used by the strings.
909 1177
910Its usage can be demonstrated by an example: 1178Its usage can be demonstrated by an example:
911 1179
912 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1180 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|>
922example the following means "change the current locale to C<zh_CN.GBK> 1190example the following means "change the current locale to C<zh_CN.GBK>
923when Control-Meta-c is being pressed": 1191when Control-Meta-c is being pressed":
924 1192
925 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1193 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
926 1194
1195If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1196is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1197manpage. For example, the F<selection> extension (activated via
1198C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1199
1200 URxvt.keysym.M-C-c: perl:selection:rot13
1201
1202Due the the large number of modifier combinations, a defined key mapping
1203will match if I<at least> the specified identifiers are being set, and
1204no other key mappings with those and more bits are being defined. That
1205means that defining a key map for C<a> will automatically provide
1206definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1207mappings themselves.
1208
1209Unfortunately, this will override built-in key mappings. For example
1210if you overwrite the C<Insert> key you will disable @@RXVT_NAME@@'s
1211C<Shift-Insert> mapping. To re-enable that, you can poke "holes" into the
1212user-defined keymap using the C<builtin:> replacement:
1213
1214 URxvt.keysym.Insert: <my insert key sequence>
1215 URxvt.keysym.S-Insert: builtin:
1216
1217The first line defines a mapping for C<Insert> and I<any> combination
1218of modifiers. The second line re-establishes the default mapping for
1219C<Shift-Insert>.
1220
927The following example will map Control-Meta-1 and Control-Meta-2 to 1221The following example will map Control-Meta-1 and Control-Meta-2 to
928the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited 1222the fonts C<suxuseuro> and C<9x15bold>, so you can have some limited
929font-switching at runtime: 1223font-switching at runtime:
930 1224
931 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007 1225 URxvt.keysym.M-C-1: command:\033]50;suxuseuro\007
934Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more 1228Other things are possible, e.g. resizing (see @@RXVT_NAME@@(7) for more
935info): 1229info):
936 1230
937 URxvt.keysym.M-C-3: command:\033[8;25;80t 1231 URxvt.keysym.M-C-3: command:\033[8;25;80t
938 URxvt.keysym.M-C-4: command:\033[8;48;110t 1232 URxvt.keysym.M-C-4: command:\033[8;48;110t
1233
1234=item B<perl-ext-common>: I<string>
1235
1236=item B<perl-ext>: I<string>
1237
1238Comma-separated list(s) of perl extension scripts (default: C<default>) to
1239use in this terminal instance; option B<-pe>.
1240
1241Extension names can be prefixed with a C<-> sign to prohibit using
1242them. This can be useful to selectively disable some extensions loaded
1243by default, or specified via the C<perl-ext-common> resource. For
1244example, C<default,-selection> will use all the default extension except
1245C<selection>.
1246
1247Extension names can also be followed by an argument in angle brackets
1248(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1249searchable scrollback to Alt/Meta-s). Mentioning the same extension
1250multiple times with different arguments will pass multiple arguments to
1251the extension.
1252
1253Each extension is looked up in the library directories, loaded if
1254necessary, and bound to the current terminal instance.
1255
1256If both of these resources are the empty string, then the perl
1257interpreter will not be initialized. The idea behind two options is that
1258B<perl-ext-common> will be used for extensions that should be available to
1259all instances, while B<perl-ext> is used for specific instances.
1260
1261=item B<perl-eval>: I<string>
1262
1263Perl code to be evaluated when all extensions have been registered. See
1264the @@RXVT_NAME@@perl(3) manpage.
1265
1266=item B<perl-lib>: I<path>
1267
1268Colon-separated list of additional directories that hold extension
1269scripts. When looking for extensions specified by the C<perl> resource,
1270@@RXVT_NAME@@ will first look in these directories and then in
1271F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1272
1273See the @@RXVT_NAME@@perl(3) manpage.
1274
1275=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1276
1277Additional selection patterns, see the @@RXVT_NAME@@perl(3) manpage for
1278details.
1279
1280=item B<< selection-autotransform.I<idx> >>: I<perl-transform>
1281
1282Selection auto-transform patterns, see the @@RXVT_NAME@@perl(3) manpage
1283for details.
1284
1285=item B<searchable-scrollback:> I<keysym>
1286
1287Sets the hotkey that starts the incremental scrollback buffer search
1288(default: C<M-s>).
1289
1290=item B<urlLauncher>: I<string>
1291
1292Specifies the program to be started with a URL argument. Used by the
1293C<selection-popup> and C<matcher> perl extensions.
1294
1295=item B<transient-for>: I<windowid>
1296
1297Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1298
1299=item B<override-redirect>: I<boolean>
1300
1301Compile I<frills>: Sets override-redirect for the terminal window, making
1302it almost invisible to window managers; option B<-override-redirect>.
1303
1304=item B<iso14755:> I<boolean>
1305
1306Turn on/off ISO 14755 (default enabled).
1307
1308=item B<iso14755_52:> I<boolean>
1309
1310Turn on/off ISO 14755 5.2 mode (default enabled).
939 1311
940=back 1312=back
941 1313
942=head1 THE SCROLLBAR 1314=head1 THE SCROLLBAR
943 1315
962application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1334application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
963(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1335(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
964up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1336up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
965respectively. 1337respectively.
966 1338
967=head1 TEXT SELECTION AND INSERTION 1339=head1 THE SELECTION: SELECTING AND PASTING TEXT
968 1340
969The behaviour of text selection and insertion mechanism is similar to 1341The behaviour of text selection and insertion/pasting mechanism is similar
970I<xterm>(1). 1342to I<xterm>(1).
971 1343
972=over 4 1344=over 4
973 1345
974=item B<Selection>: 1346=item B<Selecting>:
975 1347
976Left click at the beginning of the region, drag to the end of the region 1348Left click at the beginning of the region, drag to the end of the region
977and release; Right click to extend the marked region; Left double-click 1349and release; Right click to extend the marked region; Left double-click
978to select a word; Left triple-click to select the entire logical line 1350to select a word; Left triple-click to select the entire logical line
979(which can span multiple screen lines), unless modified by resource 1351(which can span multiple screen lines), unless modified by resource
980B<tripleclickwords>. 1352B<tripleclickwords>.
981 1353
982Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys) 1354Starting a selection while pressing the B<Meta> key (or B<Meta+Ctrl> keys)
983(Compile: I<frills>) will create a rectangular selection instead of a normal 1355(Compile: I<frills>) will create a rectangular selection instead of a
984one. 1356normal one. In this mode, every selected row becomes its own line in the
1357selection, and trailing whitespace is visually underlined and removed from
1358the selection.
985 1359
986=item B<Insertion>: 1360=item B<Pasting>:
987 1361
988Pressing and releasing the Middle mouse button (or B<Shift-Insert>) in 1362Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
989an B<@@RXVT_NAME@@> window causes the current text selection to be 1363window causes the value of the PRIMARY selection (or CLIPBOARD with the
990inserted as if it had been typed on the keyboard. 1364B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1365
1366Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1367inserted too.
991 1368
992=back 1369=back
993 1370
994=head1 CHANGING FONTS 1371=head1 CHANGING FONTS
995 1372
996Changing fonts (or font sizes, respectively) via the keypad is not yet 1373Changing fonts (or font sizes, respectively) via the keypad is not yet
997supported in rxvt-unicode. Bug me if you need this. 1374supported in rxvt-unicode. Bug me if you need this.
998 1375
999You can, however, switch fonts at runtime using escape sequences (and 1376You can, however, switch fonts at runtime using escape sequences, e.g.:
1000therefore using the menubar), e.g.:
1001 1377
1002 printf '\e]701;%s\007' "9x15bold,xft:Kochi Gothic" 1378 printf '\e]710;%s\007' "9x15bold,xft:Kochi Gothic"
1379
1380You can use keyboard shortcuts, too:
1381
1382 URxvt.keysym.M-C-1: command:\033]710;suxuseuro\007\033]711;suxuseuro\007
1383 URxvt.keysym.M-C-2: command:\033]710;9x15bold\007\033]711;9x15bold\007
1003 1384
1004rxvt-unicode will automatically re-apply these fonts to the output so far. 1385rxvt-unicode will automatically re-apply these fonts to the output so far.
1005 1386
1006=head1 ISO 14755 SUPPORT 1387=head1 ISO 14755 SUPPORT
1007 1388
1008ISO 14755 is a standard for entering and viewing unicode characters 1389ISO 14755 is a standard for entering and viewing unicode characters
1009and character codes using the keyboard. It consists of 4 parts. The 1390and character codes using the keyboard. It consists of 4 parts. The
1010first part is available rxvt-unicode has been compiled with 1391first part is available if rxvt-unicode has been compiled with
1011C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1392C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1012with C<--enable-iso14755>. 1393with C<--enable-iso14755>.
1013 1394
1014=over 4 1395=over 4
1015 1396
1035This mode lets you input characters representing the keycap symbols of 1416This mode lets you input characters representing the keycap symbols of
1036your keyboard, if representable in the current locale encoding. 1417your keyboard, if representable in the current locale encoding.
1037 1418
1038Start by pressing C<Control> and C<Shift> together, then releasing 1419Start by pressing C<Control> and C<Shift> together, then releasing
1039them. The next special key (cursor keys, home etc.) you enter will not 1420them. The next special key (cursor keys, home etc.) you enter will not
1040invoke it's usual function but instead will insert the corresponding 1421invoke its usual function but instead will insert the corresponding
1041keycap symbol. The symbol will only be entered when the key has been 1422keycap symbol. The symbol will only be entered when the key has been
1042released, otherwise pressing e.g. C<Shift> would enter the symbol for 1423released, otherwise pressing e.g. C<Shift> would enter the symbol for
1043C<ISO Level 2 Switch>, although your intention might have been to enter a 1424C<ISO Level 2 Switch>, although your intention might have been to enter a
1044reverse tab (Shift-Tab). 1425reverse tab (Shift-Tab).
1045 1426
1073B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1454B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1074it can be seen via the I<who(1)> command, and can accept messages. To 1455it can be seen via the I<who(1)> command, and can accept messages. To
1075allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1456allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1076on some systems or setgid to root or to some other group on others. 1457on some systems or setgid to root or to some other group on others.
1077 1458
1078=head1 COLORS AND GRAPHICS 1459=head1 COLOURS AND GRAPHICS
1079 1460
1080In addition to the default foreground and background colours, 1461In addition to the default foreground and background colours,
1081B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1462B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1082high-intensity bold/blink versions of the same). Here is a list of the 1463high-intensity (potentially bold/blink) versions of the same, and 72 (or
1083colours with their B<rgb.txt> names. 1464240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1465cube plus a 8 (24) colour greyscale ramp.
1466
1467Here is a list of the ANSI colours with their names.
1084 1468
1085=begin table 1469=begin table
1086 1470
1087 B<color0> (black) = Black 1471 B<color0> (black) = Black
1088 B<color1> (red) = Red3 1472 B<color1> (red) = Red3
1108It is also possible to specify the colour values of B<foreground>, 1492It is also possible to specify the colour values of B<foreground>,
1109B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1493B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1110a number 0-15, as a convenient shorthand to reference the colour name of 1494a number 0-15, as a convenient shorthand to reference the colour name of
1111color0-color15. 1495color0-color15.
1112 1496
1497The following text gives values for the standard 88 colour mode (and
1498values for the 256 colour mode in parentheses).
1499
1500The RGB cube uses indices 16..79 (16..231) using the following formulas:
1501
1502 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1503 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1504
1505The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1506steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1507the RGB cube.
1508
1509Together, all those colours implement the 88 (256) colour xterm
1510colours. Only the first 16 can be changed using resources currently, the
1511rest can only be changed via command sequences ("escape codes").
1512
1513Applications are advised to use terminfo or command sequences to discover
1514number and RGB values of all colours (yes, you can query this...).
1515
1113Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1516Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1114always swapping the foreground/background colours. This is in contrast to 1517always swapping the foreground/background colours. This is in contrast to
1115I<xterm>(1) where the colours are only swapped if they have not otherwise 1518I<xterm>(1) where the colours are only swapped if they have not otherwise
1116been specified. For example, 1519been specified. For example,
1117 1520
1521 @@RXVT_NAME@@ -fg Black -bg White -rv
1522
1523would yield White on Black, while on I<xterm>(1) it would yield Black on
1524White.
1525
1526=head2 ALPHA CHANNEL SUPPORT
1527
1528If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1529their act together, rxvt-unicode will do it's own alpha channel management:
1530
1531You can prefix any colour with an opaqueness percentage enclosed in
1532brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1533(0-100) that specifies the opacity of the colour, where C<0> is completely
1534transparent and C<100> is completely opaque. For example, C<[50]red> is a
1535half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1536is the recommended format to specify transparency values, and works with
1537all ways to specify a colour.
1538
1539For complete control, rxvt-unicode also supports
1540C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1541specifications, where the additional C<aaaa> component specifies opacity
1542(alpha) values. The minimum value of C<0000> is completely transparent,
1543while C<ffff> is completely opaque). The two example colours from
1544earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1545C<rgba:0000/ff00/0000/f332>.
1546
1547You probably need to specify B<"-depth 32">, too, to force a visual with
1548alpha channels, and have the luck that your X-server uses ARGB pixel
1549layout, as X is far from just supporting ARGB visuals out of the box, and
1550rxvt-unicode just fudges around.
1551
1552For example, the following selects an almost completely transparent black
1553background, and an almost opaque pink foreground:
1554
1555 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1556
1557When not using a background image, then the interpretation of the
1558alpha channel is up to your compositing manager (most interpret it as
1559transparency of course).
1560
1561When using a background pixmap or pseudo-transparency, then the background
1562colour will always behave as if it were completely transparent (so the
1563background image shows instead), regardless of how it was specified, while
1564other colours will either be transparent as specified (the background
1565image will show through) on servers supporting the RENDER extension, or
1566fully opaque on servers not supporting the RENDER EXTENSION.
1567
1568Please note that due to bugs in Xft, specifying alpha values might result
1569in garbage being displayed when the X-server does not support the RENDER
1570extension.
1571
1572=head1 ENVIRONMENT
1573
1574B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1575
1118=over 4 1576=over 4
1119 1577
1120=item B<@@RXVT_NAME@@ -fg Black -bg White -rv>
1121
1122would yield White on Black, while on I<xterm>(1) it would yield Black
1123on White.
1124
1125=back
1126
1127=head1 ENVIRONMENT
1128
1129B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1130
1131=over 4
1132
1133=item B<TERM> 1578=item B<TERM>
1134 1579
1135Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1580Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1136resources or on the commandline. 1581resources or on the command line.
1137 1582
1138=item B<COLORTERM> 1583=item B<COLORTERM>
1139 1584
1140Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1585Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1141compiled with XPM support, and optionally with the added extension 1586compiled with background image support, and optionally with the added
1142C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1587extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1588screen.
1143 1589
1144=item B<COLORFGBG> 1590=item B<COLORFGBG>
1145 1591
1146Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1592Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1147the colour code used as default foreground/text colour (or the string 1593the colour code used as default foreground/text colour (or the string
1148C<default> to indicate that the default-colour escape sequence is to be 1594C<default> to indicate that the default-colour escape sequence is to be
1149used), C<bg> is the colour code used as default background colour (or the 1595used), C<bg> is the colour code used as default background colour (or the
1150string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1596string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1151was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1597was compiled with background image support. Libraries like C<ncurses>
1152(and do) use this information to optimize screen output. 1598and C<slang> can (and do) use this information to optimize screen output.
1153 1599
1154=item B<WINDOWID> 1600=item B<WINDOWID>
1155 1601
1156Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1602Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1157window, which usually has subwindows for the scrollbar, the terminal 1603window, which usually has subwindows for the scrollbar, the terminal
1163C<--with-terminfo=PATH>. 1609C<--with-terminfo=PATH>.
1164 1610
1165=item B<DISPLAY> 1611=item B<DISPLAY>
1166 1612
1167Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1613Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1168display in it's child processes. 1614display in its child processes if C<-display> isn't used to override. It
1615defaults to C<:0> if it doesn't exist.
1169 1616
1170=item B<SHELL> 1617=item B<SHELL>
1171 1618
1172The shell to be used for command execution, defaults to C</bin/sh>. 1619The shell to be used for command execution, defaults to C</bin/sh>.
1173
1174=item B<RXVTPATH>
1175
1176The path where @@RXVT_NAME@@ looks for support files such as menu and xpm
1177files.
1178
1179=item B<PATH>
1180
1181Used in the same way as C<RXVTPATH>.
1182 1620
1183=item B<RXVT_SOCKET> 1621=item B<RXVT_SOCKET>
1184 1622
1185The unix domain socket path used by @@RXVT_NAME@@c(1) and 1623The unix domain socket path used by @@RXVT_NAME@@c(1) and
1186@@RXVT_NAME@@d(1). 1624@@RXVT_NAME@@d(1).
1187 1625
1188Default C<< $HOME/.rxvt-unicode-<nodename >>. 1626Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>.
1189 1627
1190=item B<HOME> 1628=item B<HOME>
1191 1629
1192Used to locate the default directory for the unix domain socket for 1630Used to locate the default directory for the unix domain socket for
1193daemon communications and to locate various resource files (such as 1631daemon communications and to locate various resource files (such as
1208 1646
1209=over 4 1647=over 4
1210 1648
1211=item B</usr/lib/X11/rgb.txt> 1649=item B</usr/lib/X11/rgb.txt>
1212 1650
1213Color names. 1651Colour names.
1214 1652
1215=back 1653=back
1216 1654
1217=head1 SEE ALSO 1655=head1 SEE ALSO
1218 1656
1219@@RXVT_NAME@@(7), xterm(1), sh(1), resize(1), X(1), pty(4), tty(4), utmp(5) 1657@@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)
1220
1221=head1 BUGS
1222
1223Check the BUGS file for an up-to-date list.
1224
1225Cursor change support is not yet implemented.
1226
1227Click-and-drag doesn't work with X11 mouse report overriding.
1228 1658
1229=head1 CURRENT PROJECT COORDINATOR 1659=head1 CURRENT PROJECT COORDINATOR
1230 1660
1231=over 4 1661=over 4
1232 1662
1233=item Project Coordinator 1663=item Project Coordinator
1234 1664
1235Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1665Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1236 1666
1237L<http://software.schmorp.de/#rxvt-unicode> 1667L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1238 1668
1239=back 1669=back
1240 1670
1241=head1 AUTHORS 1671=head1 AUTHORS
1242 1672
1264 1694
1265Project Coordinator (changes.txt 2.21a to 2.4.5) 1695Project Coordinator (changes.txt 2.21a to 2.4.5)
1266 1696
1267=item Geoff Wing L<< <gcw@pobox.com> >> 1697=item Geoff Wing L<< <gcw@pobox.com> >>
1268 1698
1269Rewrote screen display and text selection routines. Project Coordinator 1699Rewrote screen display and text selection routines.
1700
1270(changes.txt 2.4.6 - rxvt-unicode) 1701Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1271 1702
1272=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1703=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1273 1704
1274Forked rxvt-unicode, rewrote most of the display code and internal 1705Forked rxvt-unicode, unicode support, rewrote almost all the code, perl
1275character handling to store text in unicode, improve xterm 1706extension, random hacks, numerous bugfixes and extensions.
1276compatibility and apply numerous other bugfixes and extensions.
1277 1707
1278Project Coordinator (Changes 1.0 -) 1708Project Coordinator (Changes 1.0 -)
1279 1709
1710=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1711
1712Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing.
1713
1280=back 1714=back
1281 1715

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