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Revision 1.111 by root, Tue Jan 31 00:25:16 2006 UTC vs.
Revision 1.160 by root, Fri Jan 25 18:42:23 2008 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
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<xft>: Attempt to find a visual with the given bit depth; 103Compile I<xft>: Attempt to find a visual with the given bit depth;
101resource B<depth>. 104resource B<depth>.
102 105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
110
103=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
104 112
105Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
106 114
107=item B<-rv>|B<+rv> 115=item B<-rv>|B<+rv>
108 116
109Turn on/off simulated reverse video; resource B<reverseVideo>. 117Turn on/off simulated reverse video; resource B<reverseVideo>.
110 118
111=item B<-j>|B<+j> 119=item B<-j>|B<+j>
112 120
113Turn on/off jump scrolling; resource B<jumpScroll>. 121Turn on/off jump scrolling (allow multiple lines per refresh); resource B<jumpScroll>.
114 122
115=item B<-ip>|B<+ip> | B<-tr>|B<+tr> 123=item B<-ss>|B<+ss>
116 124
117Turn on/off inheriting parent window's pixmap. Alternative form is 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
118B<-tr>; resource B<inheritPixmap>.
119 126
120I<Please note that transparency of any kind if completely unsupported by 127=item B<-tr>|B<+tr>
121the author. Don't bug him with installation questions!> 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@@)!>
122 136
123=item B<-fade> I<number> 137=item B<-fade> I<number>
124 138
125Fade the text by the given percentage when focus is lost. Small values 139Fade the text by the given percentage when focus is lost. Small values
126fade a little only, 100 completely replaces all colours by the fade 140fade a little only, 100 completely replaces all colours by the fade
132is opaque black. resource B<fadeColor>. 146is opaque black. resource B<fadeColor>.
133 147
134=item B<-tint> I<colour> 148=item B<-tint> I<colour>
135 149
136Tint the transparent background pixmap with the given colour when 150Tint the transparent background pixmap with the given colour when
137transparency is enabled with B<-tr> or B<-ip>. This only works for 151transparency is enabled with B<-tr>. This only works for
138non-tiled backgrounds, currently. See also the B<-sh> option that can be 152non-tiled backgrounds, currently. See also the B<-sh> option that can be
139used to brighten or darken the image in addition to tinting it; resource 153used to brighten or darken the image in addition to tinting 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 colors essentially mean no tinting; resource
140I<tintColor>. Example: 158I<tintColor>. Example:
141 159
142 @@RXVT_NAME@@ -tr -tint blue -sh 40 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
143 161
144=item B<-sh> 162=item B<-sh> I<number>
145 163
146I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 164Darken (0 .. 100) or lighten (100 .. 200) the transparent
147background image in addition to tinting it (i.e. B<-tint> must be 165background image in addition to (or instead of) tinting it;
148specified, 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> - color 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>.
149 186
150=item B<-bg> I<colour> 187=item B<-bg> I<colour>
151 188
152Window background colour; resource B<background>. 189Window background colour; resource B<background>.
153 190
154=item B<-fg> I<colour> 191=item B<-fg> I<colour>
155 192
156Window foreground colour; resource B<foreground>. 193Window foreground colour; resource B<foreground>.
157 194
158=item B<-pixmap> I<file[;geom]> 195=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
159 196
160Compile I<XPM>: Specify XPM file for the background and also optionally 197Compile I<afterimage>: Specify image file for the background and also
161specify its scaling with a geometry string. Note you may need to 198optionally specify its scaling with a geometry string. Note you may need to
162add quotes to avoid special shell interpretation of the C<;> in the 199add quotes to avoid special shell interpretation of the C<;> in the
163command-line; resource B<backgroundPixmap>. 200command-line; for more details see resource B<backgroundPixmap>.
164 201
165=item B<-cr> I<colour> 202=item B<-cr> I<colour>
166 203
167The cursor colour; resource B<cursorColor>. 204The cursor colour; resource B<cursorColor>.
168 205
185that are checked in order when trying to find glyphs for characters. The 222that are checked in order when trying to find glyphs for characters. The
186first font defines the cell size for characters; other fonts might be 223first font defines the cell size for characters; other fonts might be
187smaller, but not (in general) larger. A (hopefully) reasonable default 224smaller, but not (in general) larger. A (hopefully) reasonable default
188font list is always appended to it. See resource B<font> for more details. 225font list is always appended to it. See resource B<font> for more details.
189 226
190In short, to specify an X11 core font, just specify it's name or prefix it 227In short, to specify an X11 core font, just specify its name or prefix it
191with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>, 228with C<x:>. To specify an XFT-font, you need to prefix it with C<xft:>,
192e.g.: 229e.g.:
193 230
194 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 231 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
195 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 232 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
213italic> >> characters are to be printed. See resource B<boldItalicFont> 250italic> >> characters are to be printed. See resource B<boldItalicFont>
214for details. 251for details.
215 252
216=item B<-is>|B<+is> 253=item B<-is>|B<+is>
217 254
218Compile I<font-styles>: Bold/Italic font styles imply high intensity 255Compile I<font-styles>: Bold/Blink font styles imply high intensity
219foreground/background (default). See resource B<intensityStyles> for 256foreground/background (default). See resource B<intensityStyles> for
220details. 257details.
221 258
222=item B<-name> I<name> 259=item B<-name> I<name>
223 260
241 278
242=item B<-sb>|B<+sb> 279=item B<-sb>|B<+sb>
243 280
244Turn on/off scrollbar; resource B<scrollBar>. 281Turn on/off scrollbar; resource B<scrollBar>.
245 282
283=item B<-sr>|B<+sr>
284
285Put scrollbar on right/left; resource B<scrollBar_right>.
286
287=item B<-st>|B<+st>
288
289Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
290resource B<scrollBar_floating>.
291
246=item B<-si>|B<+si> 292=item B<-si>|B<+si>
247 293
248Turn on/off scroll-to-bottom on TTY output inhibit; resource 294Turn on/off scroll-to-bottom on TTY output inhibit; resource
249B<scrollTtyOutput> has opposite effect. 295B<scrollTtyOutput> has opposite effect.
250 296
256=item B<-sw>|B<+sw> 302=item B<-sw>|B<+sw>
257 303
258Turn on/off scrolling with the scrollback buffer as new lines appear. 304Turn on/off scrolling with the scrollback buffer as new lines appear.
259This only takes effect if B<-si> is also given; resource 305This only takes effect if B<-si> is also given; resource
260B<scrollWithBuffer>. 306B<scrollWithBuffer>.
261
262=item B<-sr>|B<+sr>
263
264Put scrollbar on right/left; resource B<scrollBar_right>.
265
266=item B<-st>|B<+st>
267
268Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
269resource B<scrollBar_floating>.
270 307
271=item B<-ptab>|B<+ptab> 308=item B<-ptab>|B<+ptab>
272 309
273If enabled (default), "Horizontal Tab" characters are being stored as 310If enabled (default), "Horizontal Tab" characters are being stored as
274actual wide characters in the screen buffer, which makes it possible to 311actual wide characters in the screen buffer, which makes it possible to
321 358
322=item B<-lsp> I<number> 359=item B<-lsp> I<number>
323 360
324Compile I<frills>: Lines (pixel height) to insert between each row of 361Compile I<frills>: Lines (pixel height) to insert between each row of
325the display. Useful to work around font rendering problems; resource 362the display. Useful to work around font rendering problems; resource
326B<linespace>. 363B<lineSpace>.
327 364
328=item B<-tn> I<termname> 365=item B<-tn> I<termname>
329 366
330This option specifies the name of the terminal type to be set in the 367This option specifies the name of the terminal type to be set in the
331B<TERM> environment variable. This terminal type must exist in the 368B<TERM> environment variable. This terminal type must exist in the
385for more info. 422for more info.
386 423
387=item B<-tcw> 424=item B<-tcw>
388 425
389Change the meaning of triple-click selection with the left mouse 426Change the meaning of triple-click selection with the left mouse
427button. Only effective when the original (non-perl) selection code is
390button. Instead of selecting a full line it will extend the selection the 428in-use. Instead of selecting a full line it will extend the selection to
391end of the logical line only. resource B<tripleclickwords>. 429the end of the logical line only. resource B<tripleclickwords>.
392 430
393=item B<-insecure> 431=item B<-insecure>
394 432
395Enable "insecure" mode, which currently enables most of the escape 433Enable "insecure" mode, which currently enables most of the escape
396sequences that echo strings. See the resource B<insecure> for more 434sequences that echo strings. See the resource B<insecure> for more
417Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 455Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
418will not immediately destroy its window when the program executed within 456will not immediately destroy its window when the program executed within
419it exits. Instead, it will wait till it is being killed or closed by the 457it exits. Instead, it will wait till it is being killed or closed by the
420user; resource B<hold>. 458user; resource B<hold>.
421 459
460=item B<-xrm> I<string>
461
462Works like the X Toolkit option of the same name, by adding the I<string>
463as if it were specified in a resource file. Resource values specified this
464way take precedence over all other resource specifications.
465
466Note that you need to use the I<same> syntax as in the .Xdefaults file,
467e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
468options can be specified as long-options on the commandline, so use
469of B<-xrm> is mostly limited to cases where you want to specify other
470resources (e.g. for input methods) or for compatibility with other
471programs.
472
422=item B<-keysym.>I<sym> I<string> 473=item B<-keysym.>I<sym> I<string>
423 474
424Remap a key symbol. See resource B<keysym>. 475Remap a key symbol. See resource B<keysym>.
425 476
426=item B<-embed> I<windowid> 477=item B<-embed> I<windowid>
427 478
428Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 479Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
429which enables applications to easily embed a terminal. 480which enables applications to easily embed a terminal.
430 481
431Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 482Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
432shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 483shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
433quite a bit, so don't expect it to keep some specific state. It's best to 484quite a bit, so don't expect it to keep some specific state. It's best to
436The window will not be destroyed when @@RXVT_NAME@@ exits. 487The window will not be destroyed when @@RXVT_NAME@@ exits.
437 488
438It might be useful to know that @@RXVT_NAME@@ will not close file 489It might be useful to know that @@RXVT_NAME@@ will not close file
439descriptors passed to it (except for stdin/out/err, of course), so you 490descriptors passed to it (except for stdin/out/err, of course), so you
440can use file descriptors to communicate with the programs within the 491can use file descriptors to communicate with the programs within the
441terminal. This works regardless of wether the C<-embed> option was used or 492terminal. This works regardless of whether the C<-embed> option was used or
442not. 493not.
443 494
444Here is a short Gtk2-perl snippet that illustrates how this option can be 495Here is a short Gtk2-perl snippet that illustrates how this option can be
445used (a longer example is in F<doc/embed>): 496used (a longer example is in F<doc/embed>):
446 497
451 }); 502 });
452 503
453=item B<-pty-fd> I<file descriptor> 504=item B<-pty-fd> I<file descriptor>
454 505
455Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty 506Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
456pair but instead use the given filehandle as the tty master. This is 507pair but instead use the given file descriptor as the tty master. This is
457useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator 508useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
458without having to run a program within it. 509without having to run a program within it.
459 510
460If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 511If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
461entries and will not tinker with pty/tty permissions - you have to do that 512entries and will not tinker with pty/tty permissions - you have to do that
462yourself if you want that. 513yourself if you want that.
463 514
464As an extremely special case, specifying C<-1> will completely suppress 515As an extremely special case, specifying C<-1> will completely suppress
465pty/tty operations. 516pty/tty operations, which is probably only useful in conjunction with some
517perl extension that manages the terminal.
466 518
467Here is a example in perl that illustrates how this option can be used (a 519Here is a example in perl that illustrates how this option can be used (a
468longer example is in F<doc/pty-fd>): 520longer example is in F<doc/pty-fd>):
469 521
470 use IO::Pty; 522 use IO::Pty;
484Comma-separated list of perl extension scripts to use (or not to use) in 536Comma-separated list of perl extension scripts to use (or not to use) in
485this terminal instance. See resource B<perl-ext> for details. 537this terminal instance. See resource B<perl-ext> for details.
486 538
487=back 539=back
488 540
489=head1 RESOURCES (available also as long-options) 541=head1 RESOURCES
490 542
491Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 543Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
492options) compiled into your version. 544options) compiled into your version. All resources are also available as
545long-options.
493 546
494You can set and change the resources using X11 tools like B<xrdb>. Many 547You can set and change the resources using X11 tools like B<xrdb>. Many
495distribution do also load settings from the B<~/.Xresources> file when X 548distribution do also load settings from the B<~/.Xresources> file when X
496starts. @@RXVT_NAME@@ will consult the following files/resources in order, 549starts. @@RXVT_NAME@@ will consult the following files/resources in order,
497with later settings overwriting earlier ones: 550with later settings overwriting earlier ones:
499 1. system-wide app-defaults file, either locale-dependent OR global 552 1. system-wide app-defaults file, either locale-dependent OR global
500 2. app-defaults file in $XAPPLRESDIR 553 2. app-defaults file in $XAPPLRESDIR
501 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 554 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
502 4. SCREEN_RESOURCES for the current screen 555 4. SCREEN_RESOURCES for the current screen
503 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 556 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
557 6. resources specified via -xrm on the commandline
504 558
505Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 559Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
506names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 560names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
507common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 561common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
508configured, while the class name B<URxvt> allows resources unique to 562configured, while the class name B<URxvt> allows resources unique to
563Use the specified colour to display underlined characters when the 617Use the specified colour to display underlined characters when the
564foreground colour is the default. 618foreground colour is the default.
565 619
566=item B<colorRV:> I<colour> 620=item B<colorRV:> I<colour>
567 621
568Use the specified colour as the background for reverse video 622Use the specified colour as the background for reverse video characters
569characters. 623when OPTION_HC is disabled (--disable-frills).
570 624
571=item B<underlineColor:> I<colour> 625=item B<underlineColor:> I<colour>
572 626
573If set, use the specified colour as the colour for the underline 627If set, use the specified colour as the colour for the underline
574itself. If unset, use the foreground colour. 628itself. If unset, use the foreground colour.
590option B<-rv>. B<False>: regular screen colours [default]; option 644option B<-rv>. B<False>: regular screen colours [default]; option
591B<+rv>. See note in B<COLORS AND GRAPHICS> section. 645B<+rv>. See note in B<COLORS AND GRAPHICS> section.
592 646
593=item B<jumpScroll:> I<boolean> 647=item B<jumpScroll:> I<boolean>
594 648
595B<True>: specify that jump scrolling should be used. When scrolling 649B<True>: specify that jump scrolling should be used. When receiving lots
596quickly, fewer screen updates are performed [default]; option B<-j>. 650of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
651has been read, resulting in fewer updates while still displaying every
652received line; option B<-j>.
653
597B<False>: specify that smooth scrolling should be used; option B<+j>. 654B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
655force a screen refresh on each new line it received; option B<+j>.
598 656
599=item B<inheritPixmap:> I<boolean> 657=item B<skipScroll:> I<boolean>
600 658
601B<True>: make the background inherit the parent windows' pixmap, giving 659B<True>: (the default) specify that skip scrolling should be used. When
602artificial transparency. B<False>: do not inherit the parent windows' 660receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
603pixmap. 661(around 60 times per second), resulting in far fewer updates. This can
662result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
663option B<-ss>.
604 664
605I<Please note that transparency of any kind if completely unsupported by 665B<False>: specify that everything is to be displayed, even
606the author. Don't bug him with installation questions!> 666if the refresh is too fast for the human eye to read anything (or the
667monitor to display anything); option B<+ss>.
668
669=item B<transparent:> I<boolean>
670
671Turn on/off illusion of a transparent window background.
672
673B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
674future versions.
675
676I<Please address all transparency related issues to Sasha Vasko at
677sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
607 678
608=item B<fading:> I<number> 679=item B<fading:> I<number>
609 680
610Fade the text by the given percentage when focus is lost; option B<-fade>. 681Fade the text by the given percentage when focus is lost; option B<-fade>.
611 682
619Tint the transparent background pixmap with the given colour; option 690Tint the transparent background pixmap with the given colour; option
620B<-tint>. 691B<-tint>.
621 692
622=item B<shading:> I<number> 693=item B<shading:> I<number>
623 694
624Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 695Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image
625image in addition to tinting it. 696in addition to tinting it; option B<-sh>.
697
698=item B<blendType:> I<string>
699
700Specify background blending type; option B<-blt>.
701
702=item B<blurRadius:> I<number>
703
704Apply Gaussian Blurr with the specified radius to the transparent
705background image; option B<-blr>.
626 706
627=item B<scrollColor:> I<colour> 707=item B<scrollColor:> I<colour>
628 708
629Use the specified colour for the scrollbar [default #B2B2B2]. 709Use the specified colour for the scrollbar [default #B2B2B2].
630 710
636=item B<borderColor:> I<colour> 716=item B<borderColor:> I<colour>
637 717
638The colour of the border around the text area and between the scrollbar 718The colour of the border around the text area and between the scrollbar
639and the text. 719and the text.
640 720
641=item B<backgroundPixmap:> I<file[;geom]> 721=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
642 722
643Use the specified XPM file (note the `.xpm' extension is optional) for 723Use the specified image file for the background and also
644the background and also optionally specify its scaling with a geometry 724optionally specify its scaling with a geometry string B<WxH+X+Y>,
645string B<WxH+X+Y>, in which B<"W" / "H"> specify the 725(default C<0x0+50+50>) in which B<"W" / "H"> specify the
646horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image 726horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
647centre (percent). A scale of 0 displays the image with tiling. A scale 727centre (percent). A scale of 0 displays the image with tiling. A scale
648of 1 displays the image without any scaling. A scale of 2 to 9 728of 1 displays the image without any scaling. A scale of 2 to 9 specifies
649specifies an integer number of images in that direction. No image will 729an integer number of images in that direction. No image will be magnified
650be magnified beyond 10 times its original size. The maximum permitted 730beyond 10 times its original size. The maximum permitted scale is 1000.
651scale is 1000. [default 0x0+50+50] 731Additional operations can be specified after colon B<:op1:op2...>.
732Supported operations are:
733
734 tile force background image to be tiled and not scaled. Equivalent to 0x0
735 propscale will scale image keeping proportions
736 auto will scale image to match window size. Equivalent to 100x100
737 hscale will scale image horizontally to the window size
738 vscale will scale image vertically to the window size
739 scale will scale image to match window size
740 root will tile image as if it was a root window background, auto-adjusting
741 whenever terminal window moves
742
743If used in conjunction with B<-tr> option, the specified pixmap will be
744blended over transparency image using either alpha-blending, or any
745other blending type, specified with B<-blt "type"> option.
652 746
653=item B<path:> I<path> 747=item B<path:> I<path>
654 748
655Specify the colon-delimited search path for finding XPM files. 749Specify the colon-delimited search path for finding background image files.
656 750
657=item B<font:> I<fontlist> 751=item B<font:> I<fontlist>
658 752
659Select the fonts to be used. This is a comma separated list of font names 753Select the fonts to be used. This is a comma separated list of font names
660that are checked in order when trying to find glyphs for characters. The 754that are checked in order when trying to find glyphs for characters. The
717text font will being used for the given style. 811text font will being used for the given style.
718 812
719=item B<intensityStyles:> I<boolean> 813=item B<intensityStyles:> I<boolean>
720 814
721When font styles are not enabled, or this option is enabled (B<True>, 815When font styles are not enabled, or this option is enabled (B<True>,
722option B<-is>, the default), bold and italic font styles imply high 816option B<-is>, the default), bold/blink font styles imply high
723intensity foreground/backround colours. Disabling this option (B<False>, 817intensity foreground/background colours. Disabling this option (B<False>,
724option B<+is>) disables this behaviour, the high intensity colours are not 818option B<+is>) disables this behaviour, the high intensity colours are not
725reachable. 819reachable.
726
727=item B<selectstyle:> I<mode>
728
729Set mouse selection style to B<old> which is 2.20, B<oldword> which is
730xterm style with 2.20 old word selection, or anything else which gives
731xterm style selection.
732
733=item B<scrollstyle:> I<mode>
734
735Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
736the author's favourite.
737 820
738=item B<title:> I<string> 821=item B<title:> I<string>
739 822
740Set window title string, the default title is the command-line 823Set window title string, the default title is the command-line
741specified after the B<-e> option, if any, otherwise the application 824specified after the B<-e> option, if any, otherwise the application
750=item B<mapAlert:> I<boolean> 833=item B<mapAlert:> I<boolean>
751 834
752B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 835B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
753de-iconify (map) on receipt of a bell character [default]. 836de-iconify (map) on receipt of a bell character [default].
754 837
838=item B<urgentOnBell:> I<boolean>
839
840B<True>: set the urgency hint for the wm on receipt of a bell character.
841B<False>: do not set the urgency hint [default].
842
755=item B<visualBell:> I<boolean> 843=item B<visualBell:> I<boolean>
756 844
757B<True>: use visual bell on receipt of a bell character; option B<-vb>. 845B<True>: use visual bell on receipt of a bell character; option B<-vb>.
758B<False>: no visual bell [default]; option B<+vb>. 846B<False>: no visual bell [default]; option B<+vb>.
759 847
780Example: 868Example:
781 869
782 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 870 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
783 871
784This creates a new file in your home directory with the screen contents 872This creates a new file in your home directory with the screen contents
785everytime you hit C<Print>. 873every time you hit C<Print>.
874
875=item B<scrollstyle:> I<mode>
876
877Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
878the author's favourite.
786 879
787=item B<scrollBar:> I<boolean> 880=item B<scrollBar:> I<boolean>
788 881
789B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 882B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
790disable the scrollbar; option B<+sb>. 883disable the scrollbar; option B<+sb>.
812 905
813=item B<scrollWithBuffer:> I<boolean> 906=item B<scrollWithBuffer:> I<boolean>
814 907
815B<True>: scroll with scrollback buffer when tty receives new lines (and 908B<True>: scroll with scrollback buffer when tty receives new lines (and
816B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 909B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll
817with scrollback buffer when tty recieves new lines; option B<+sw>. 910with scrollback buffer when tty receives new lines; option B<+sw>.
818 911
819=item B<scrollTtyKeypress:> I<boolean> 912=item B<scrollTtyKeypress:> I<boolean>
820 913
821B<True>: scroll to bottom when a non-special key is pressed. Special keys 914B<True>: scroll to bottom when a non-special key is pressed. Special keys
822are those which are intercepted by rxvt-unicode for special handling and 915are those which are intercepted by rxvt-unicode for special handling and
853=item B<termName:> I<termname> 946=item B<termName:> I<termname>
854 947
855Specifies the terminal type name to be set in the B<TERM> environment 948Specifies the terminal type name to be set in the B<TERM> environment
856variable; option B<-tn>. 949variable; option B<-tn>.
857 950
858=item B<linespace:> I<number> 951=item B<lineSpace:> I<number>
859 952
860Specifies number of lines (pixel height) to insert between each row of 953Specifies number of lines (pixel height) to insert between each row of
861the display [default 0]; option B<-lsp>. 954the display [default 0]; option B<-lsp>.
862 955
863=item B<meta8:> I<boolean> 956=item B<meta8:> I<boolean>
915=item B<cutchars:> I<string> 1008=item B<cutchars:> I<string>
916 1009
917The characters used as delimiters for double-click word selection 1010The characters used as delimiters for double-click word selection
918(whitespace delimiting is added automatically if resource is given). 1011(whitespace delimiting is added automatically if resource is given).
919 1012
920When the selection extension is in use (the default if compiled in, see 1013When the perl selection extension is in use (the default if compiled
921the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these characters 1014in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
922will be created (if the resource exists, otherwise, no regex will be 1015characters will be created (if the resource exists, otherwise, no regex
923created). In this mode, characters outside ISO-8859-1 can be used. 1016will be created). In this mode, characters outside ISO-8859-1 can be used.
924 1017
925When the selection extension is not used, only ISO-8859-1 characters can 1018When the selection extension is not used, only ISO-8859-1 characters can
926be used. If not specified, the built-in default is used: 1019be used. If not specified, the built-in default is used:
927 1020
928B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1021B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
929 1022
930=item B<preeditType:> I<style> 1023=item B<preeditType:> I<style>
931 1024
932B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1025B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
933 1026
987 1080
988Turn on/off secondary screen (default enabled). 1081Turn on/off secondary screen (default enabled).
989 1082
990=item B<secondaryScroll:> I<boolean> 1083=item B<secondaryScroll:> I<boolean>
991 1084
992Turn on/off secondary screen scroll (default enabled). If the this 1085Turn on/off secondary screen scroll (default enabled). If this
993option is enabled, scrolls on the secondary screen will change the 1086option is enabled, scrolls on the secondary screen will change the
994scrollback buffer and switching to/from the secondary screen will 1087scrollback buffer and switching to/from the secondary screen will
995instead scroll the screen up. 1088instead scroll the screen up.
996 1089
997=item B<hold>: I<boolean> 1090=item B<hold>: I<boolean>
1021searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1114searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1022omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1115omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1023keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1116keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1024performed in an exact manner; however, the closest match is assured. 1117performed in an exact manner; however, the closest match is assured.
1025 1118
1026I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1119I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1027C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1120number), see RESOURCES in C<man 7 X> for futher details.
1028C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1029C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1030can start or end with whitespace.
1031
1032Please note that you need to double the C<\> in resource files, as
1033Xlib itself does it's own de-escaping (you can use C<\033> instead of
1034C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1035processing).
1036 1121
1037You can define a range of keysyms in one shot by providing a I<string> 1122You can define a range of keysyms in one shot by providing a I<string>
1038with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1123with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1039should be a character not used by the strings. 1124should be a character not used by the strings.
1040 1125
1041Its usage can be demonstrated by an example: 1126Its usage can be demonstrated by an example:
1042 1127
1043 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1128 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|>
1107example, C<default,-selection> will use all the default extension except 1192example, C<default,-selection> will use all the default extension except
1108C<selection>. 1193C<selection>.
1109 1194
1110Extension names can also be followed by an argument in angle brackets 1195Extension names can also be followed by an argument in angle brackets
1111(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for 1196(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1112searchable scorllback to Alt/Meta-s). Mentioning the same extension 1197searchable scrollback to Alt/Meta-s). Mentioning the same extension
1113multiple times with different arguments will pass multiple arguments to 1198multiple times with different arguments will pass multiple arguments to
1114the extension. 1199the extension.
1115 1200
1116Each extension is looked up in the library directories, loaded if 1201Each extension is looked up in the library directories, loaded if
1117necessary, and bound to the current terminal instance. 1202necessary, and bound to the current terminal instance.
1153(default: C<M-s>). 1238(default: C<M-s>).
1154 1239
1155=item B<urlLauncher>: I<string> 1240=item B<urlLauncher>: I<string>
1156 1241
1157Specifies the program to be started with a URL argument. Used by the 1242Specifies the program to be started with a URL argument. Used by the
1158C<selection-popup> and C<mark-urls> perl extensions. 1243C<selection-popup> and C<matcher> perl extensions.
1159 1244
1160=item B<transient-for>: I<windowid> 1245=item B<transient-for>: I<windowid>
1161 1246
1162Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id. 1247Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1163 1248
1164=item B<override-redirect>: I<boolean> 1249=item B<override-redirect>: I<boolean>
1165 1250
1166Compile I<frills>: Sets override-redirect for the terminal window, making 1251Compile I<frills>: Sets override-redirect for the terminal window, making
1167it almost invisible to window managers; option B<-override-redirect>. 1252it almost invisible to window managers; option B<-override-redirect>.
1253
1254=item B<iso14755_52:> I<boolean>
1255
1256Turn on/off ISO 14755 5.2 mode (default enabled).
1168 1257
1169=back 1258=back
1170 1259
1171=head1 THE SCROLLBAR 1260=head1 THE SCROLLBAR
1172 1261
1191application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1280application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1192(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1281(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
1193up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1282up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1194respectively. 1283respectively.
1195 1284
1196=head1 TEXT SELECTION AND INSERTION 1285=head1 THE SELECTION: SELECTING AND PASTING TEXT
1197 1286
1198The behaviour of text selection and insertion mechanism is similar to 1287The behaviour of text selection and insertion/pasting mechanism is similar
1199I<xterm>(1). 1288to I<xterm>(1).
1200 1289
1201=over 4 1290=over 4
1202 1291
1203=item B<Selection>: 1292=item B<Selecting>:
1204 1293
1205Left click at the beginning of the region, drag to the end of the region 1294Left click at the beginning of the region, drag to the end of the region
1206and release; Right click to extend the marked region; Left double-click 1295and release; Right click to extend the marked region; Left double-click
1207to select a word; Left triple-click to select the entire logical line 1296to select a word; Left triple-click to select the entire logical line
1208(which can span multiple screen lines), unless modified by resource 1297(which can span multiple screen lines), unless modified by resource
1212(Compile: I<frills>) will create a rectangular selection instead of a 1301(Compile: I<frills>) will create a rectangular selection instead of a
1213normal one. In this mode, every selected row becomes its own line in the 1302normal one. In this mode, every selected row becomes its own line in the
1214selection, and trailing whitespace is visually underlined and removed from 1303selection, and trailing whitespace is visually underlined and removed from
1215the selection. 1304the selection.
1216 1305
1217=item B<Insertion>: 1306=item B<Pasting>:
1218 1307
1219Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@> 1308Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1220window causes the value of the PRIMARY selection (or CLIPBOARD with the 1309window causes the value of the PRIMARY selection (or CLIPBOARD with the
1221Meta modifier) to be inserted as if it had been typed on the keyboard. 1310B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1222 1311
1223Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be 1312Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1224inserted too. 1313inserted too.
1225 1314
1226=back 1315=back
1243 1332
1244=head1 ISO 14755 SUPPORT 1333=head1 ISO 14755 SUPPORT
1245 1334
1246ISO 14755 is a standard for entering and viewing unicode characters 1335ISO 14755 is a standard for entering and viewing unicode characters
1247and character codes using the keyboard. It consists of 4 parts. The 1336and character codes using the keyboard. It consists of 4 parts. The
1248first part is available rxvt-unicode has been compiled with 1337first part is available if rxvt-unicode has been compiled with
1249C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1338C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1250with C<--enable-iso14755>. 1339with C<--enable-iso14755>.
1251 1340
1252=over 4 1341=over 4
1253 1342
1273This mode lets you input characters representing the keycap symbols of 1362This mode lets you input characters representing the keycap symbols of
1274your keyboard, if representable in the current locale encoding. 1363your keyboard, if representable in the current locale encoding.
1275 1364
1276Start by pressing C<Control> and C<Shift> together, then releasing 1365Start by pressing C<Control> and C<Shift> together, then releasing
1277them. The next special key (cursor keys, home etc.) you enter will not 1366them. The next special key (cursor keys, home etc.) you enter will not
1278invoke it's usual function but instead will insert the corresponding 1367invoke its usual function but instead will insert the corresponding
1279keycap symbol. The symbol will only be entered when the key has been 1368keycap symbol. The symbol will only be entered when the key has been
1280released, otherwise pressing e.g. C<Shift> would enter the symbol for 1369released, otherwise pressing e.g. C<Shift> would enter the symbol for
1281C<ISO Level 2 Switch>, although your intention might have been to enter a 1370C<ISO Level 2 Switch>, although your intention might have been to enter a
1282reverse tab (Shift-Tab). 1371reverse tab (Shift-Tab).
1283 1372
1346It is also possible to specify the colour values of B<foreground>, 1435It is also possible to specify the colour values of B<foreground>,
1347B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1436B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1348a number 0-15, as a convenient shorthand to reference the colour name of 1437a number 0-15, as a convenient shorthand to reference the colour name of
1349color0-color15. 1438color0-color15.
1350 1439
1440In addition to the colours defined above, @@RXVT_NAME@@ offers an
1441additional 72 colours. The first 64 of those (with indices 16 to 79)
1442consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
144316>), followed by 8 additional shades of gray (with indices 80 to 87).
1444
1445Together, all those colours implement the 88 colour xterm colours. Only
1446the first 16 can be changed using resources currently, the rest can only
1447be changed via command sequences ("escape codes").
1448
1351Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1449Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1352always swapping the foreground/background colours. This is in contrast to 1450always swapping the foreground/background colours. This is in contrast to
1353I<xterm>(1) where the colours are only swapped if they have not otherwise 1451I<xterm>(1) where the colours are only swapped if they have not otherwise
1354been specified. For example, 1452been specified. For example,
1355 1453
1363=back 1461=back
1364 1462
1365=head2 ALPHA CHANNEL SUPPORT 1463=head2 ALPHA CHANNEL SUPPORT
1366 1464
1367If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1465If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1368their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1466their act together, rxvt-unicode will do it's own alpha channel management:
1369(recommended, but B<MUST> have 4 digits/component) colour specifications, 1467
1370in addition to the ones provided by X, where the additional A component 1468You can prefix any color with an opaquenes percentage enclosed in
1469brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1470(0-100) that specifies the opacity of the color, where C<0> is completely
1471transparent and C<100> is completely opaque. For example, C<[50]red> is a
1472half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1473is the recommended format to specify transparency values, and works with
1474all ways to specify a colour.
1475
1476For complete control, rxvt-unicode also supports
1477C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1478specifications, where the additional C<aaaa> component specifies opacity
1371specifies opacity (alpha) values. The minimum value of C<0> is completely 1479(alpha) values. The minimum value of C<0000> is completely transparent,
1372transparent). You can also prefix any color with C<[a]>, where C<a> is on 1480while C<ffff> is completely opaque). The two example colours from
1373to four hex digits specifiying the opacity value. 1481earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1482C<rgba:0000/ff00/0000/f332>.
1374 1483
1375You probably need to specify B<"-depth 32">, too, and have the luck that 1484You probably need to specify B<"-depth 32">, too, to force a visual with
1376your X-server uses ARGB pixel layout, as X is far from just supporting 1485alpha channels, and have the luck that your X-server uses ARGB pixel
1377ARGB visuals out of the box, and rxvt-unicode just fudges around. 1486layout, as X is far from just supporting ARGB visuals out of the box, and
1487rxvt-unicode just fudges around.
1378 1488
1379For example, the following selects an almost completely transparent red 1489For example, the following selects an almost completely transparent black
1380background, and an almost opaque pink foreground: 1490background, and an almost opaque pink foreground:
1381 1491
1382 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/2222 -fg "[e]pink" 1492 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1383 1493
1384I<Please note that transparency of any kind if completely unsupported by 1494When not using a background image, then the interpretation of the
1385the author. Don't bug him with installation questions!> 1495alpha channel is up to your compositing manager (most interpret it as
1496transparency of course).
1497
1498When using a background pixmap or pseudo-transparency, then the background
1499colour will always behave as if it were completely transparent (so the
1500background image shows instead), regardless of how it was specified, while
1501other colours will either be transparent as specified (the background
1502image will show through) on servers supporting the RENDER extension, or
1503fully opaque on servers not supporting the RENDER EXTENSION.
1504
1505Please note that due to bugs in Xft, specifying alpha values might result
1506in garbage being displayed when the X-server does not support the RENDER
1507extension.
1386 1508
1387=head1 ENVIRONMENT 1509=head1 ENVIRONMENT
1388 1510
1389B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1511B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1390 1512
1391=over 4 1513=over 4
1392 1514
1393=item B<TERM> 1515=item B<TERM>
1394 1516
1395Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1517Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1396resources or on the commandline. 1518resources or on the command line.
1397 1519
1398=item B<COLORTERM> 1520=item B<COLORTERM>
1399 1521
1400Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1522Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1401compiled with XPM support, and optionally with the added extension 1523compiled with background image support, and optionally with the added
1402C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1524extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1525screen.
1403 1526
1404=item B<COLORFGBG> 1527=item B<COLORFGBG>
1405 1528
1406Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1529Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1407the colour code used as default foreground/text colour (or the string 1530the colour code used as default foreground/text colour (or the string
1408C<default> to indicate that the default-colour escape sequence is to be 1531C<default> to indicate that the default-colour escape sequence is to be
1409used), C<bg> is the colour code used as default background colour (or the 1532used), C<bg> is the colour code used as default background colour (or the
1410string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1533string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1411was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1534was compiled with background image support. Libraries like C<ncurses>
1412(and do) use this information to optimize screen output. 1535and C<slang> can (and do) use this information to optimize screen output.
1413 1536
1414=item B<WINDOWID> 1537=item B<WINDOWID>
1415 1538
1416Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1539Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1417window, which usually has subwindows for the scrollbar, the terminal 1540window, which usually has subwindows for the scrollbar, the terminal
1423C<--with-terminfo=PATH>. 1546C<--with-terminfo=PATH>.
1424 1547
1425=item B<DISPLAY> 1548=item B<DISPLAY>
1426 1549
1427Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1550Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1428display in it's child processes. 1551display in its child processes.
1429 1552
1430=item B<SHELL> 1553=item B<SHELL>
1431 1554
1432The shell to be used for command execution, defaults to C</bin/sh>. 1555The shell to be used for command execution, defaults to C</bin/sh>.
1433 1556
1475 1598
1476=item Project Coordinator 1599=item Project Coordinator
1477 1600
1478Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1601Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1479 1602
1480L<http://software.schmorp.de/#rxvt-unicode> 1603L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1481 1604
1482=back 1605=back
1483 1606
1484=head1 AUTHORS 1607=head1 AUTHORS
1485 1608
1508Project Coordinator (changes.txt 2.21a to 2.4.5) 1631Project Coordinator (changes.txt 2.21a to 2.4.5)
1509 1632
1510=item Geoff Wing L<< <gcw@pobox.com> >> 1633=item Geoff Wing L<< <gcw@pobox.com> >>
1511 1634
1512Rewrote screen display and text selection routines. 1635Rewrote screen display and text selection routines.
1513 1636
1514Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1637Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1515 1638
1516=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1639=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1517 1640
1518Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1641Forked rxvt-unicode, unicode support, rewrote almost all the code, perl

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