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Revision 1.106 by root, Wed Jan 25 21:03:03 2006 UTC vs.
Revision 1.170 by root, Sat May 30 08:51:23 2009 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.
97 100
98=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
99 102
100Compile I<frills>: 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>. 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@@)!>
119 136
120=item B<-fade> I<number> 137=item B<-fade> I<number>
121 138
122Fade 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
123fade a little only, 100 completely replaces all colours by the fade 140fade a little only, 100 completely replaces all colours by the fade
124colour; resource B<fading>. 141colour; resource B<fading>.
125 142
126=item B<-fadecolor> I<colour> 143=item B<-fadecolor> I<colour>
127 144
128Fade to this colour when fading is used (see B<-fade>). The default colour 145Fade to this colour when fading is used (see B<-fade>). The default colour
129is black. resource B<fadeColor>. 146is opaque black. resource B<fadeColor>.
130 147
131=item B<-tint> I<colour> 148=item B<-tint> I<colour>
132 149
133Tint the transparent background pixmap with the given colour when 150Tint the transparent background pixmap with the given colour when
134transparency is enabled with B<-tr> or B<-ip>. This only works for 151transparency is enabled with B<-tr>. This only works for
135non-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
136used 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
137I<tintColor>. Example: 158I<tintColor>. Example:
138 159
139 @@RXVT_NAME@@ -tr -tint blue -sh 40 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
140 161
141=item B<-sh> 162=item B<-sh> I<number>
142 163
143I<number> Darken (0 .. 100) or lighten (-1 .. -100) the transparent 164Darken (0 .. 100) or lighten (100 .. 200) the transparent
144background image in addition to tinting it (i.e. B<-tint> must be 165background image in addition to (or instead of) tinting it;
145specified, 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>.
186
187=item B<-icon> I<file>
188
189Compile I<afterimage>: 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>.
146 192
147=item B<-bg> I<colour> 193=item B<-bg> I<colour>
148 194
149Window background colour; resource B<background>. 195Window background colour; resource B<background>.
150 196
151=item B<-fg> I<colour> 197=item B<-fg> I<colour>
152 198
153Window foreground colour; resource B<foreground>. 199Window foreground colour; resource B<foreground>.
154 200
155=item B<-pixmap> I<file[;geom]> 201=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
156 202
157Compile I<XPM>: Specify XPM file for the background and also optionally 203Compile I<afterimage>: Specify image file for the background and also
158specify its scaling with a geometry string. Note you may need to 204optionally specify its scaling with a geometry string. Note you may need to
159add quotes to avoid special shell interpretation of the C<;> in the 205add quotes to avoid special shell interpretation of the C<;> in the
160command-line; resource B<backgroundPixmap>. 206command-line; for more details see resource B<backgroundPixmap>.
161 207
162=item B<-cr> I<colour> 208=item B<-cr> I<colour>
163 209
164The cursor colour; resource B<cursorColor>. 210The cursor colour; resource B<cursorColor>.
165 211
182that are checked in order when trying to find glyphs for characters. The 228that are checked in order when trying to find glyphs for characters. The
183first font defines the cell size for characters; other fonts might be 229first font defines the cell size for characters; other fonts might be
184smaller, but not (in general) larger. A (hopefully) reasonable default 230smaller, but not (in general) larger. A (hopefully) reasonable default
185font 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.
186 232
187In 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
188with 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:>,
189e.g.: 235e.g.:
190 236
191 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15" 237 @@RXVT_NAME@@ -fn "xft:Bitstream Vera Sans Mono:pixelsize=15"
192 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono" 238 @@RXVT_NAME@@ -fn "9x15bold,xft:Bitstream Vera Sans Mono"
210italic> >> characters are to be printed. See resource B<boldItalicFont> 256italic> >> characters are to be printed. See resource B<boldItalicFont>
211for details. 257for details.
212 258
213=item B<-is>|B<+is> 259=item B<-is>|B<+is>
214 260
215Compile I<font-styles>: Bold/Italic font styles imply high intensity 261Compile I<font-styles>: Bold/Blink font styles imply high intensity
216foreground/background (default). See resource B<intensityStyles> for 262foreground/background (default). See resource B<intensityStyles> for
217details. 263details.
218 264
219=item B<-name> I<name> 265=item B<-name> I<name>
220 266
238 284
239=item B<-sb>|B<+sb> 285=item B<-sb>|B<+sb>
240 286
241Turn on/off scrollbar; resource B<scrollBar>. 287Turn on/off scrollbar; resource B<scrollBar>.
242 288
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
243=item B<-si>|B<+si> 298=item B<-si>|B<+si>
244 299
245Turn on/off scroll-to-bottom on TTY output inhibit; resource 300Turn on/off scroll-to-bottom on TTY output inhibit; resource
246B<scrollTtyOutput> has opposite effect. 301B<scrollTtyOutput> has opposite effect.
247 302
253=item B<-sw>|B<+sw> 308=item B<-sw>|B<+sw>
254 309
255Turn on/off scrolling with the scrollback buffer as new lines appear. 310Turn on/off scrolling with the scrollback buffer as new lines appear.
256This only takes effect if B<-si> is also given; resource 311This only takes effect if B<-si> is also given; resource
257B<scrollWithBuffer>. 312B<scrollWithBuffer>.
258
259=item B<-sr>|B<+sr>
260
261Put scrollbar on right/left; resource B<scrollBar_right>.
262
263=item B<-st>|B<+st>
264
265Display rxvt (non XTerm/NeXT) scrollbar without/with a trough;
266resource B<scrollBar_floating>.
267 313
268=item B<-ptab>|B<+ptab> 314=item B<-ptab>|B<+ptab>
269 315
270If enabled (default), "Horizontal Tab" characters are being stored as 316If enabled (default), "Horizontal Tab" characters are being stored as
271actual wide characters in the screen buffer, which makes it possible to 317actual wide characters in the screen buffer, which makes it possible to
300 346
301=item B<-bl> 347=item B<-bl>
302 348
303Compile I<frills>: Set MWM hints to request a borderless window, i.e. 349Compile I<frills>: Set MWM hints to request a borderless window, i.e.
304if honoured by the WM, the rxvt-unicode window will not have window 350if honoured by the WM, the rxvt-unicode window will not have window
305decorations; resource B<borderLess>. 351decorations; resource B<borderLess>. If the window manager does not
352support MWM hints (e.g. kwin), enables override-redirect mode.
306 353
307=item B<-override-redirect> 354=item B<-override-redirect>
308 355
309Compile I<frills>: Sets override-redirect on the window; resource 356Compile I<frills>: Sets override-redirect on the window; resource
310B<override-redirect>. 357B<override-redirect>.
318 365
319=item B<-lsp> I<number> 366=item B<-lsp> I<number>
320 367
321Compile I<frills>: Lines (pixel height) to insert between each row of 368Compile I<frills>: Lines (pixel height) to insert between each row of
322the display. Useful to work around font rendering problems; resource 369the display. Useful to work around font rendering problems; resource
323B<linespace>. 370B<lineSpace>.
371
372=item B<-letsp> I<number>
373
374Compile I<frills>: Amount to adjust the computed character width by
375to control overall letter spacing. Negative values will tighten up the
376letter spacing, positive values will space letters out more. Useful to
377work around odd font metrics; resource B<letterSpace>.
324 378
325=item B<-tn> I<termname> 379=item B<-tn> I<termname>
326 380
327This option specifies the name of the terminal type to be set in the 381This option specifies the name of the terminal type to be set in the
328B<TERM> environment variable. This terminal type must exist in the 382B<TERM> environment variable. This terminal type must exist in the
382for more info. 436for more info.
383 437
384=item B<-tcw> 438=item B<-tcw>
385 439
386Change the meaning of triple-click selection with the left mouse 440Change the meaning of triple-click selection with the left mouse
441button. Only effective when the original (non-perl) selection code is
387button. Instead of selecting a full line it will extend the selection the 442in-use. Instead of selecting a full line it will extend the selection to
388end of the logical line only. resource B<tripleclickwords>. 443the end of the logical line only. resource B<tripleclickwords>.
389 444
390=item B<-insecure> 445=item B<-insecure>
391 446
392Enable "insecure" mode, which currently enables most of the escape 447Enable "insecure" mode, which currently enables most of the escape
393sequences that echo strings. See the resource B<insecure> for more 448sequences that echo strings. See the resource B<insecure> for more
414Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 469Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
415will not immediately destroy its window when the program executed within 470will not immediately destroy its window when the program executed within
416it exits. Instead, it will wait till it is being killed or closed by the 471it exits. Instead, it will wait till it is being killed or closed by the
417user; resource B<hold>. 472user; resource B<hold>.
418 473
474=item B<-cd> I<path>
475
476Sets the working directory for the shell (or the command specified via
477B<-e>). The I<path> must be an absolute path and it must exist for
478@@RXVT_NAME@@ to start; resource B<chdir>.
479
480=item B<-xrm> I<string>
481
482Works like the X Toolkit option of the same name, by adding the I<string>
483as if it were specified in a resource file. Resource values specified this
484way take precedence over all other resource specifications.
485
486Note that you need to use the I<same> syntax as in the .Xdefaults file,
487e.g. C<*.background: black>. Also note that all @@RXVT_NAME@@-specific
488options can be specified as long-options on the commandline, so use
489of B<-xrm> is mostly limited to cases where you want to specify other
490resources (e.g. for input methods) or for compatibility with other
491programs.
492
419=item B<-keysym.>I<sym> I<string> 493=item B<-keysym.>I<sym> I<string>
420 494
421Remap a key symbol. See resource B<keysym>. 495Remap a key symbol. See resource B<keysym>.
422 496
423=item B<-embed> I<windowid> 497=item B<-embed> I<windowid>
424 498
425Tells @@RXVT_NAME@@ to embed it's windows into an already-existing window, 499Tells @@RXVT_NAME@@ to embed its windows into an already-existing window,
426which enables applications to easily embed a terminal. 500which enables applications to easily embed a terminal.
427 501
428Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it 502Right now, @@RXVT_NAME@@ will first unmap/map the specified window, so it
429shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it 503shouldn't be a top-level window. @@RXVT_NAME@@ will also reconfigure it
430quite a bit, so don't expect it to keep some specific state. It's best to 504quite a bit, so don't expect it to keep some specific state. It's best to
433The window will not be destroyed when @@RXVT_NAME@@ exits. 507The window will not be destroyed when @@RXVT_NAME@@ exits.
434 508
435It might be useful to know that @@RXVT_NAME@@ will not close file 509It might be useful to know that @@RXVT_NAME@@ will not close file
436descriptors passed to it (except for stdin/out/err, of course), so you 510descriptors passed to it (except for stdin/out/err, of course), so you
437can use file descriptors to communicate with the programs within the 511can use file descriptors to communicate with the programs within the
438terminal. This works regardless of wether the C<-embed> option was used or 512terminal. This works regardless of whether the C<-embed> option was used or
439not. 513not.
440 514
441Here is a short Gtk2-perl snippet that illustrates how this option can be 515Here is a short Gtk2-perl snippet that illustrates how this option can be
442used (a longer example is in F<doc/embed>): 516used (a longer example is in F<doc/embed>):
443 517
448 }); 522 });
449 523
450=item B<-pty-fd> I<file descriptor> 524=item B<-pty-fd> I<file descriptor>
451 525
452Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty 526Tells @@RXVT_NAME@@ NOT to execute any commands or create a new pty/tty
453pair but instead use the given filehandle as the tty master. This is 527pair but instead use the given file descriptor as the tty master. This is
454useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator 528useful if you want to drive @@RXVT_NAME@@ as a generic terminal emulator
455without having to run a program within it. 529without having to run a program within it.
456 530
457If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp 531If this switch is given, @@RXVT_NAME@@ will not create any utmp/wtmp
458entries and will not tinker with pty/tty permissions - you have to do that 532entries and will not tinker with pty/tty permissions - you have to do that
459yourself if you want that. 533yourself if you want that.
460 534
461As an extremely special case, specifying C<-1> will completely suppress 535As an extremely special case, specifying C<-1> will completely suppress
462pty/tty operations. 536pty/tty operations, which is probably only useful in conjunction with some
537perl extension that manages the terminal.
463 538
464Here is a example in perl that illustrates how this option can be used (a 539Here is a example in perl that illustrates how this option can be used (a
465longer example is in F<doc/pty-fd>): 540longer example is in F<doc/pty-fd>):
466 541
467 use IO::Pty; 542 use IO::Pty;
481Comma-separated list of perl extension scripts to use (or not to use) in 556Comma-separated list of perl extension scripts to use (or not to use) in
482this terminal instance. See resource B<perl-ext> for details. 557this terminal instance. See resource B<perl-ext> for details.
483 558
484=back 559=back
485 560
486=head1 RESOURCES (available also as long-options) 561=head1 RESOURCES
487 562
488Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long 563Note: `@@RXVT_NAME@@ --help' gives a list of all resources (long
489options) compiled into your version. 564options) compiled into your version. All resources are also available as
565long-options.
490 566
491You can set and change the resources using X11 tools like B<xrdb>. Many 567You can set and change the resources using X11 tools like B<xrdb>. Many
492distribution do also load settings from the B<~/.Xresources> file when X 568distribution do also load settings from the B<~/.Xresources> file when X
493starts. @@RXVT_NAME@@ will consult the following files/resources in order, 569starts. @@RXVT_NAME@@ will consult the following files/resources in order,
494with later settings overwriting earlier ones: 570with later settings overwriting earlier ones:
496 1. system-wide app-defaults file, either locale-dependent OR global 572 1. system-wide app-defaults file, either locale-dependent OR global
497 2. app-defaults file in $XAPPLRESDIR 573 2. app-defaults file in $XAPPLRESDIR
498 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 574 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults
499 4. SCREEN_RESOURCES for the current screen 575 4. SCREEN_RESOURCES for the current screen
500 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 576 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
577 6. resources specified via -xrm on the commandline
501 578
502Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 579Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
503names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 580names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
504common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily 581common to both B<@@RXVT_NAME@@> and the original I<rxvt> to be easily
505configured, while the class name B<URxvt> allows resources unique to 582configured, while the class name B<URxvt> allows resources unique to
512 589
513=over 4 590=over 4
514 591
515=item B<depth:> I<bitdepth> 592=item B<depth:> I<bitdepth>
516 593
517Compile I<frills>: Attempt to find a visual with the given bit depth; 594Compile I<xft>: Attempt to find a visual with the given bit depth;
518option B<-depth>. 595option B<-depth>.
596
597=item B<buffered:> I<boolean>
598
599Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
600On some card/driver combination enabling it slightly decreases
601performance, on most it greatly helps it. The slowdown is small, so it
602should normally be enabled.
519 603
520=item B<geometry:> I<geom> 604=item B<geometry:> I<geom>
521 605
522Create the window with the specified X window geometry [default 80x24]; 606Create the window with the specified X window geometry [default 80x24];
523option B<-geometry>. 607option B<-geometry>.
560Use the specified colour to display underlined characters when the 644Use the specified colour to display underlined characters when the
561foreground colour is the default. 645foreground colour is the default.
562 646
563=item B<colorRV:> I<colour> 647=item B<colorRV:> I<colour>
564 648
565Use the specified colour as the background for reverse video 649Use the specified colour as the background for reverse video characters
566characters. 650when OPTION_HC is disabled (--disable-frills).
567 651
568=item B<underlineColor:> I<colour> 652=item B<underlineColor:> I<colour>
569 653
570If set, use the specified colour as the colour for the underline 654If set, use the specified colour as the colour for the underline
571itself. If unset, use the foreground colour. 655itself. If unset, use the foreground colour.
587option B<-rv>. B<False>: regular screen colours [default]; option 671option B<-rv>. B<False>: regular screen colours [default]; option
588B<+rv>. See note in B<COLORS AND GRAPHICS> section. 672B<+rv>. See note in B<COLORS AND GRAPHICS> section.
589 673
590=item B<jumpScroll:> I<boolean> 674=item B<jumpScroll:> I<boolean>
591 675
592B<True>: specify that jump scrolling should be used. When scrolling 676B<True>: specify that jump scrolling should be used. When receiving lots
593quickly, fewer screen updates are performed [default]; option B<-j>. 677of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
678has been read, resulting in fewer updates while still displaying every
679received line; option B<-j>.
680
594B<False>: specify that smooth scrolling should be used; option B<+j>. 681B<False>: specify that smooth scrolling should be used. @@RXVT_NAME@@ will
682force a screen refresh on each new line it received; option B<+j>.
595 683
596=item B<inheritPixmap:> I<boolean> 684=item B<skipScroll:> I<boolean>
597 685
598B<True>: make the background inherit the parent windows' pixmap, giving 686B<True>: (the default) specify that skip scrolling should be used. When
599artificial transparency. B<False>: do not inherit the parent windows' 687receiving lots of lines, @@RXVT_NAME@@ will only scroll once in a while
600pixmap. 688(around 60 times per second), resulting in far fewer updates. This can
689result in @@RXVT_NAME@@ not ever displaying some of the lines it receives;
690option B<-ss>.
691
692B<False>: specify that everything is to be displayed, even
693if the refresh is too fast for the human eye to read anything (or the
694monitor to display anything); option B<+ss>.
695
696=item B<transparent:> I<boolean>
697
698Turn on/off illusion of a transparent window background.
699
700B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
701future versions.
702
703I<Please address all transparency related issues to Sasha Vasko at
704sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
601 705
602=item B<fading:> I<number> 706=item B<fading:> I<number>
603 707
604Fade the text by the given percentage when focus is lost; option B<-fade>. 708Fade the text by the given percentage when focus is lost; option B<-fade>.
605 709
613Tint the transparent background pixmap with the given colour; option 717Tint the transparent background pixmap with the given colour; option
614B<-tint>. 718B<-tint>.
615 719
616=item B<shading:> I<number> 720=item B<shading:> I<number>
617 721
618Darken (0 .. 100) or lighten (-1 .. -100) the transparent background 722Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image
619image in addition to tinting it. 723in addition to tinting it; option B<-sh>.
724
725=item B<blendType:> I<string>
726
727Specify background blending type; option B<-blt>.
728
729=item B<blurRadius:> I<number>
730
731Apply gaussian blur with the specified radius to the transparent
732background image; option B<-blr>.
733
734=item B<iconFile:> I<file>
735
736Set the application icon pixmap; option B<-icon>.
620 737
621=item B<scrollColor:> I<colour> 738=item B<scrollColor:> I<colour>
622 739
623Use the specified colour for the scrollbar [default #B2B2B2]. 740Use the specified colour for the scrollbar [default #B2B2B2].
624 741
630=item B<borderColor:> I<colour> 747=item B<borderColor:> I<colour>
631 748
632The colour of the border around the text area and between the scrollbar 749The colour of the border around the text area and between the scrollbar
633and the text. 750and the text.
634 751
635=item B<backgroundPixmap:> I<file[;geom]> 752=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
636 753
637Use the specified XPM file (note the `.xpm' extension is optional) for 754Use the specified image file for the background and also
638the background and also optionally specify its scaling with a geometry 755optionally specify its scaling with a geometry string B<WxH+X+Y>,
639string B<WxH+X+Y>, in which B<"W" / "H"> specify the 756(default C<0x0+50+50>) in which B<"W" / "H"> specify the
640horizontal/vertical scale (percent) and B<"X" / "Y"> locate the image 757horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
641centre (percent). A scale of 0 displays the image with tiling. A scale 758centre (percent). A scale of 0 displays the image with tiling. A scale
642of 1 displays the image without any scaling. A scale of 2 to 9 759of 1 displays the image without any scaling. A scale of 2 to 9 specifies
643specifies an integer number of images in that direction. No image will 760an integer number of images in that direction. No image will be magnified
644be magnified beyond 10 times its original size. The maximum permitted 761beyond 10 times its original size. The maximum permitted scale is 1000.
645scale is 1000. [default 0x0+50+50] 762Additional operations can be specified after colon B<:op1:op2...>.
763Supported operations are:
764
765 tile force background image to be tiled and not scaled. Equivalent to 0x0
766 propscale will scale image keeping proportions
767 auto will scale image to match window size. Equivalent to 100x100
768 hscale will scale image horizontally to the window size
769 vscale will scale image vertically to the window size
770 scale will scale image to match window size
771 root will tile image as if it was a root window background, auto-adjusting
772 whenever terminal window moves
773
774If used in conjunction with B<-tr> option, the specified pixmap will be
775blended over transparency image using either alpha-blending, or any
776other blending type, specified with B<-blt "type"> option.
646 777
647=item B<path:> I<path> 778=item B<path:> I<path>
648 779
649Specify the colon-delimited search path for finding XPM files. 780Specify the colon-delimited search path for finding background image files.
650 781
651=item B<font:> I<fontlist> 782=item B<font:> I<fontlist>
652 783
653Select the fonts to be used. This is a comma separated list of font names 784Select the fonts to be used. This is a comma separated list of font names
654that are checked in order when trying to find glyphs for characters. The 785that are checked in order when trying to find glyphs for characters. The
711text font will being used for the given style. 842text font will being used for the given style.
712 843
713=item B<intensityStyles:> I<boolean> 844=item B<intensityStyles:> I<boolean>
714 845
715When font styles are not enabled, or this option is enabled (B<True>, 846When font styles are not enabled, or this option is enabled (B<True>,
716option B<-is>, the default), bold and italic font styles imply high 847option B<-is>, the default), bold/blink font styles imply high
717intensity foreground/backround colours. Disabling this option (B<False>, 848intensity foreground/background colours. Disabling this option (B<False>,
718option B<+is>) disables this behaviour, the high intensity colours are not 849option B<+is>) disables this behaviour, the high intensity colours are not
719reachable. 850reachable.
720
721=item B<selectstyle:> I<mode>
722
723Set mouse selection style to B<old> which is 2.20, B<oldword> which is
724xterm style with 2.20 old word selection, or anything else which gives
725xterm style selection.
726
727=item B<scrollstyle:> I<mode>
728
729Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
730the author's favourite.
731 851
732=item B<title:> I<string> 852=item B<title:> I<string>
733 853
734Set window title string, the default title is the command-line 854Set window title string, the default title is the command-line
735specified after the B<-e> option, if any, otherwise the application 855specified after the B<-e> option, if any, otherwise the application
744=item B<mapAlert:> I<boolean> 864=item B<mapAlert:> I<boolean>
745 865
746B<True>: de-iconify (map) on receipt of a bell character. B<False>: no 866B<True>: de-iconify (map) on receipt of a bell character. B<False>: no
747de-iconify (map) on receipt of a bell character [default]. 867de-iconify (map) on receipt of a bell character [default].
748 868
869=item B<urgentOnBell:> I<boolean>
870
871B<True>: set the urgency hint for the wm on receipt of a bell character.
872B<False>: do not set the urgency hint [default].
873
874@@RXVT_NAME@@ resets the urgency hint on every focus change.
875
749=item B<visualBell:> I<boolean> 876=item B<visualBell:> I<boolean>
750 877
751B<True>: use visual bell on receipt of a bell character; option B<-vb>. 878B<True>: use visual bell on receipt of a bell character; option B<-vb>.
752B<False>: no visual bell [default]; option B<+vb>. 879B<False>: no visual bell [default]; option B<+vb>.
753 880
774Example: 901Example:
775 902
776 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) 903 URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX)
777 904
778This creates a new file in your home directory with the screen contents 905This creates a new file in your home directory with the screen contents
779everytime you hit C<Print>. 906every time you hit C<Print>.
907
908=item B<scrollstyle:> I<mode>
909
910Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
911the author's favourite.
780 912
781=item B<scrollBar:> I<boolean> 913=item B<scrollBar:> I<boolean>
782 914
783B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 915B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
784disable the scrollbar; option B<+sb>. 916disable the scrollbar; option B<+sb>.
806 938
807=item B<scrollWithBuffer:> I<boolean> 939=item B<scrollWithBuffer:> I<boolean>
808 940
809B<True>: scroll with scrollback buffer when tty receives new lines (and 941B<True>: scroll with scrollback buffer when tty receives new lines (and
810B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 942B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll
811with scrollback buffer when tty recieves new lines; option B<+sw>. 943with scrollback buffer when tty receives new lines; option B<+sw>.
812 944
813=item B<scrollTtyKeypress:> I<boolean> 945=item B<scrollTtyKeypress:> I<boolean>
814 946
815B<True>: scroll to bottom when a non-special key is pressed. Special keys 947B<True>: scroll to bottom when a non-special key is pressed. Special keys
816are those which are intercepted by rxvt-unicode for special handling and 948are those which are intercepted by rxvt-unicode for special handling and
847=item B<termName:> I<termname> 979=item B<termName:> I<termname>
848 980
849Specifies the terminal type name to be set in the B<TERM> environment 981Specifies the terminal type name to be set in the B<TERM> environment
850variable; option B<-tn>. 982variable; option B<-tn>.
851 983
852=item B<linespace:> I<number> 984=item B<lineSpace:> I<number>
853 985
854Specifies number of lines (pixel height) to insert between each row of 986Specifies number of lines (pixel height) to insert between each row of
855the display [default 0]; option B<-lsp>. 987the display [default 0]; option B<-lsp>.
856 988
857=item B<meta8:> I<boolean> 989=item B<meta8:> I<boolean>
909=item B<cutchars:> I<string> 1041=item B<cutchars:> I<string>
910 1042
911The characters used as delimiters for double-click word selection 1043The characters used as delimiters for double-click word selection
912(whitespace delimiting is added automatically if resource is given). 1044(whitespace delimiting is added automatically if resource is given).
913 1045
914When the selection extension is in use (the default if compiled in, see 1046When the perl selection extension is in use (the default if compiled
915the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these characters 1047in, see the @@RXVT_NAME@@perl(3) manpage), a suitable regex using these
916will be created (if the resource exists, otherwise, no regex will be 1048characters will be created (if the resource exists, otherwise, no regex
917created). In this mode, characters outside ISO-8859-1 can be used. 1049will be created). In this mode, characters outside ISO-8859-1 can be used.
918 1050
919When the selection extension is not used, only ISO-8859-1 characters can 1051When the selection extension is not used, only ISO-8859-1 characters can
920be used. If not specified, the built-in default is used: 1052be used. If not specified, the built-in default is used:
921 1053
922B<< BACKSLASH `"'&()*,;<=>?@[]{|} >> 1054B<< BACKSLASH `"'&()*,;<=>?@[]^{|} >>
923 1055
924=item B<preeditType:> I<style> 1056=item B<preeditType:> I<style>
925 1057
926B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>. 1058B<OverTheSpot>, B<OffTheSpot>, B<Root>; option B<-pt>.
927 1059
981 1113
982Turn on/off secondary screen (default enabled). 1114Turn on/off secondary screen (default enabled).
983 1115
984=item B<secondaryScroll:> I<boolean> 1116=item B<secondaryScroll:> I<boolean>
985 1117
986Turn on/off secondary screen scroll (default enabled). If the this 1118Turn on/off secondary screen scroll (default enabled). If this
987option is enabled, scrolls on the secondary screen will change the 1119option is enabled, scrolls on the secondary screen will change the
988scrollback buffer and switching to/from the secondary screen will 1120scrollback buffer and, when secondaryScreen is off, switching
989instead scroll the screen up. 1121to/from the secondary screen will instead scroll the screen up.
990 1122
991=item B<hold>: I<boolean> 1123=item B<hold>: I<boolean>
992 1124
993Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1125Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
994will not immediately destroy its window when the program executed within 1126will not immediately destroy its window when the program executed within
995it exits. Instead, it will wait till it is being killed or closed by the 1127it exits. Instead, it will wait till it is being killed or closed by the
996user. 1128user.
1129
1130=item B<chdir>: I<path>
1131
1132Sets the working directory for the shell (or the command specified via
1133B<-e>). The I<path> must be an absolute path and it must exist for
1134@@RXVT_NAME@@ to start. If it isn't specified then the current working
1135directory will be used; option B<-cd>.
997 1136
998=item B<keysym.>I<sym>: I<string> 1137=item B<keysym.>I<sym>: I<string>
999 1138
1000Compile I<frills>: Associate I<string> with keysym I<sym>. The 1139Compile I<frills>: Associate I<string> with keysym I<sym>. The
1001intervening resource name B<keysym.> cannot be omitted. 1140intervening resource name B<keysym.> cannot be omitted.
1015searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and 1154searching keysym macros from B</usr/X11R6/include/X11/keysymdef.h> and
1016omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1155omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1017keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1156keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1018performed in an exact manner; however, the closest match is assured. 1157performed in an exact manner; however, the closest match is assured.
1019 1158
1020I<string> may contain escape values (C<\a>: bell, C<\b>: backspace, 1159I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1021C<\e>, C<\E>: escape, C<\n>: newline, C<\r>: carriage return, C<\t>: tab, 1160number), see RESOURCES in C<man 7 X> for futher details.
1022C<\000>: octal number) or verbatim control characters (C<^?>: delete,
1023C<^@>: null, C<^A> ...) and may be enclosed with double quotes so that it
1024can start or end with whitespace.
1025
1026Please note that you need to double the C<\> in resource files, as
1027Xlib itself does it's own de-escaping (you can use C<\033> instead of
1028C<\e> (and so on), which will work with both Xt and @@RXVT_NAME@@'s own
1029processing).
1030 1161
1031You can define a range of keysyms in one shot by providing a I<string> 1162You can define a range of keysyms in one shot by providing a I<string>
1032with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimeter `/' 1163with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1033should be a character not used by the strings. 1164should be a character not used by the strings.
1034 1165
1035Its usage can be demonstrated by an example: 1166Its usage can be demonstrated by an example:
1036 1167
1037 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1168 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|>
1101example, C<default,-selection> will use all the default extension except 1232example, C<default,-selection> will use all the default extension except
1102C<selection>. 1233C<selection>.
1103 1234
1104Extension names can also be followed by an argument in angle brackets 1235Extension names can also be followed by an argument in angle brackets
1105(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for 1236(e.g. C<< searchable-scrollback<M-s> >>, which binds the hotkey for
1106searchable scorllback to Alt/Meta-s). Mentioning the same extension 1237searchable scrollback to Alt/Meta-s). Mentioning the same extension
1107multiple times with different arguments will pass multiple arguments to 1238multiple times with different arguments will pass multiple arguments to
1108the extension. 1239the extension.
1109 1240
1110Each extension is looked up in the library directories, loaded if 1241Each extension is looked up in the library directories, loaded if
1111necessary, and bound to the current terminal instance. 1242necessary, and bound to the current terminal instance.
1116all instances, while B<perl-ext> is used for specific instances. 1247all instances, while B<perl-ext> is used for specific instances.
1117 1248
1118=item B<perl-eval>: I<string> 1249=item B<perl-eval>: I<string>
1119 1250
1120Perl code to be evaluated when all extensions have been registered. See 1251Perl code to be evaluated when all extensions have been registered. See
1121the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1252the @@RXVT_NAME@@perl(3) manpage.
1122will be ignored when running setuid/setgid.
1123 1253
1124=item B<perl-lib>: I<path> 1254=item B<perl-lib>: I<path>
1125 1255
1126Colon-separated list of additional directories that hold extension 1256Colon-separated list of additional directories that hold extension
1127scripts. When looking for extensions specified by the C<perl> resource, 1257scripts. When looking for extensions specified by the C<perl> resource,
1128@@RXVT_NAME@@ will first look in these directories and then in 1258@@RXVT_NAME@@ will first look in these directories and then in
1129F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1259F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1130will be ignored when running setuid/setgid.
1131 1260
1132See the @@RXVT_NAME@@perl(3) manpage. 1261See the @@RXVT_NAME@@perl(3) manpage.
1133 1262
1134=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1263=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1135 1264
1147(default: C<M-s>). 1276(default: C<M-s>).
1148 1277
1149=item B<urlLauncher>: I<string> 1278=item B<urlLauncher>: I<string>
1150 1279
1151Specifies the program to be started with a URL argument. Used by the 1280Specifies the program to be started with a URL argument. Used by the
1152C<selection-popup> and C<mark-urls> perl extensions. 1281C<selection-popup> and C<matcher> perl extensions.
1153 1282
1154=item B<transient-for>: I<windowid> 1283=item B<transient-for>: I<windowid>
1155 1284
1156Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id. 1285Compile I<frills>: Sets the WM_TRANSIENT_FOR property to the given window id.
1157 1286
1158=item B<override-redirect>: I<boolean> 1287=item B<override-redirect>: I<boolean>
1159 1288
1160Compile I<frills>: Sets override-redirect for the terminal window, making 1289Compile I<frills>: Sets override-redirect for the terminal window, making
1161it almost invisible to window managers; option B<-override-redirect>. 1290it almost invisible to window managers; option B<-override-redirect>.
1291
1292=item B<iso14755_52:> I<boolean>
1293
1294Turn on/off ISO 14755 5.2 mode (default enabled).
1162 1295
1163=back 1296=back
1164 1297
1165=head1 THE SCROLLBAR 1298=head1 THE SCROLLBAR
1166 1299
1185application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~> 1318application. Instead, pressing Button1 and Button3 sends B<ESC [ 6 ~>
1186(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the 1319(Next) and B<ESC [ 5 ~> (Prior), respectively. Similarly, clicking on the
1187up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down), 1320up and down arrows sends B<ESC [ A> (Up) and B<ESC [ B> (Down),
1188respectively. 1321respectively.
1189 1322
1190=head1 TEXT SELECTION AND INSERTION 1323=head1 THE SELECTION: SELECTING AND PASTING TEXT
1191 1324
1192The behaviour of text selection and insertion mechanism is similar to 1325The behaviour of text selection and insertion/pasting mechanism is similar
1193I<xterm>(1). 1326to I<xterm>(1).
1194 1327
1195=over 4 1328=over 4
1196 1329
1197=item B<Selection>: 1330=item B<Selecting>:
1198 1331
1199Left click at the beginning of the region, drag to the end of the region 1332Left click at the beginning of the region, drag to the end of the region
1200and release; Right click to extend the marked region; Left double-click 1333and release; Right click to extend the marked region; Left double-click
1201to select a word; Left triple-click to select the entire logical line 1334to select a word; Left triple-click to select the entire logical line
1202(which can span multiple screen lines), unless modified by resource 1335(which can span multiple screen lines), unless modified by resource
1206(Compile: I<frills>) will create a rectangular selection instead of a 1339(Compile: I<frills>) will create a rectangular selection instead of a
1207normal one. In this mode, every selected row becomes its own line in the 1340normal one. In this mode, every selected row becomes its own line in the
1208selection, and trailing whitespace is visually underlined and removed from 1341selection, and trailing whitespace is visually underlined and removed from
1209the selection. 1342the selection.
1210 1343
1211=item B<Insertion>: 1344=item B<Pasting>:
1212 1345
1213Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@> 1346Pressing and releasing the Middle mouse button in an B<@@RXVT_NAME@@>
1214window causes the value of the PRIMARY selection (or CLIPBOARD with the 1347window causes the value of the PRIMARY selection (or CLIPBOARD with the
1215Meta modifier) to be inserted as if it had been typed on the keyboard. 1348B<Meta> modifier) to be inserted as if it had been typed on the keyboard.
1216 1349
1217Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be 1350Pressing B<Shift-Insert> causes the value of the PRIMARY selection to be
1218inserted too. 1351inserted too.
1219 1352
1220=back 1353=back
1237 1370
1238=head1 ISO 14755 SUPPORT 1371=head1 ISO 14755 SUPPORT
1239 1372
1240ISO 14755 is a standard for entering and viewing unicode characters 1373ISO 14755 is a standard for entering and viewing unicode characters
1241and character codes using the keyboard. It consists of 4 parts. The 1374and character codes using the keyboard. It consists of 4 parts. The
1242first part is available rxvt-unicode has been compiled with 1375first part is available if rxvt-unicode has been compiled with
1243C<--enable-frills>, the rest is available when rxvt-unicode was compiled 1376C<--enable-frills>, the rest is available when rxvt-unicode was compiled
1244with C<--enable-iso14755>. 1377with C<--enable-iso14755>.
1245 1378
1246=over 4 1379=over 4
1247 1380
1267This mode lets you input characters representing the keycap symbols of 1400This mode lets you input characters representing the keycap symbols of
1268your keyboard, if representable in the current locale encoding. 1401your keyboard, if representable in the current locale encoding.
1269 1402
1270Start by pressing C<Control> and C<Shift> together, then releasing 1403Start by pressing C<Control> and C<Shift> together, then releasing
1271them. The next special key (cursor keys, home etc.) you enter will not 1404them. The next special key (cursor keys, home etc.) you enter will not
1272invoke it's usual function but instead will insert the corresponding 1405invoke its usual function but instead will insert the corresponding
1273keycap symbol. The symbol will only be entered when the key has been 1406keycap symbol. The symbol will only be entered when the key has been
1274released, otherwise pressing e.g. C<Shift> would enter the symbol for 1407released, otherwise pressing e.g. C<Shift> would enter the symbol for
1275C<ISO Level 2 Switch>, although your intention might have been to enter a 1408C<ISO Level 2 Switch>, although your intention might have been to enter a
1276reverse tab (Shift-Tab). 1409reverse tab (Shift-Tab).
1277 1410
1310=head1 COLORS AND GRAPHICS 1443=head1 COLORS AND GRAPHICS
1311 1444
1312In addition to the default foreground and background colours, 1445In addition to the default foreground and background colours,
1313B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1446B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus
1314high-intensity bold/blink versions of the same). Here is a list of the 1447high-intensity bold/blink versions of the same). Here is a list of the
1315colours with their B<rgb.txt> names. 1448colours with their names.
1316 1449
1317=begin table 1450=begin table
1318 1451
1319 B<color0> (black) = Black 1452 B<color0> (black) = Black
1320 B<color1> (red) = Red3 1453 B<color1> (red) = Red3
1340It is also possible to specify the colour values of B<foreground>, 1473It is also possible to specify the colour values of B<foreground>,
1341B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1474B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1342a number 0-15, as a convenient shorthand to reference the colour name of 1475a number 0-15, as a convenient shorthand to reference the colour name of
1343color0-color15. 1476color0-color15.
1344 1477
1478In addition to the colours defined above, @@RXVT_NAME@@ offers an
1479additional 72 colours. The first 64 of those (with indices 16 to 79)
1480consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
148116>), followed by 8 additional shades of gray (with indices 80 to 87).
1482
1483Together, all those colours implement the 88 colour xterm colours. Only
1484the first 16 can be changed using resources currently, the rest can only
1485be changed via command sequences ("escape codes").
1486
1345Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1487Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1346always swapping the foreground/background colours. This is in contrast to 1488always swapping the foreground/background colours. This is in contrast to
1347I<xterm>(1) where the colours are only swapped if they have not otherwise 1489I<xterm>(1) where the colours are only swapped if they have not otherwise
1348been specified. For example, 1490been specified. For example,
1349 1491
1354would yield White on Black, while on I<xterm>(1) it would yield Black 1496would yield White on Black, while on I<xterm>(1) it would yield Black
1355on White. 1497on White.
1356 1498
1357=back 1499=back
1358 1500
1501=head2 ALPHA CHANNEL SUPPORT
1502
1503If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1504their act together, rxvt-unicode will do it's own alpha channel management:
1505
1506You can prefix any color with an opaquenes percentage enclosed in
1507brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1508(0-100) that specifies the opacity of the color, where C<0> is completely
1509transparent and C<100> is completely opaque. For example, C<[50]red> is a
1510half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1511is the recommended format to specify transparency values, and works with
1512all ways to specify a colour.
1513
1514For complete control, rxvt-unicode also supports
1515C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1516specifications, where the additional C<aaaa> component specifies opacity
1517(alpha) values. The minimum value of C<0000> is completely transparent,
1518while C<ffff> is completely opaque). The two example colours from
1519earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1520C<rgba:0000/ff00/0000/f332>.
1521
1522You probably need to specify B<"-depth 32">, too, to force a visual with
1523alpha channels, and have the luck that your X-server uses ARGB pixel
1524layout, as X is far from just supporting ARGB visuals out of the box, and
1525rxvt-unicode just fudges around.
1526
1527For example, the following selects an almost completely transparent black
1528background, and an almost opaque pink foreground:
1529
1530 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1531
1532When not using a background image, then the interpretation of the
1533alpha channel is up to your compositing manager (most interpret it as
1534transparency of course).
1535
1536When using a background pixmap or pseudo-transparency, then the background
1537colour will always behave as if it were completely transparent (so the
1538background image shows instead), regardless of how it was specified, while
1539other colours will either be transparent as specified (the background
1540image will show through) on servers supporting the RENDER extension, or
1541fully opaque on servers not supporting the RENDER EXTENSION.
1542
1543Please note that due to bugs in Xft, specifying alpha values might result
1544in garbage being displayed when the X-server does not support the RENDER
1545extension.
1546
1359=head1 ENVIRONMENT 1547=head1 ENVIRONMENT
1360 1548
1361B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1549B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1362 1550
1363=over 4 1551=over 4
1364 1552
1365=item B<TERM> 1553=item B<TERM>
1366 1554
1367Normally set to C<rxvt-unicode>, unless overwritten at configure time, via 1555Normally set to C<rxvt-unicode>, unless overwritten at configure time, via
1368resources or on the commandline. 1556resources or on the command line.
1369 1557
1370=item B<COLORTERM> 1558=item B<COLORTERM>
1371 1559
1372Either C<rxvt>, C<rxvt-xpm>, depending on wether @@RXVT_NAME@@ was 1560Either C<rxvt>, C<rxvt-xpm>, depending on whether @@RXVT_NAME@@ was
1373compiled with XPM support, and optionally with the added extension 1561compiled with background image support, and optionally with the added
1374C<-mono> to indicate that rxvt-unicode runs on a monochrome screen. 1562extension C<-mono> to indicate that rxvt-unicode runs on a monochrome
1563screen.
1375 1564
1376=item B<COLORFGBG> 1565=item B<COLORFGBG>
1377 1566
1378Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is 1567Set to a string of the form C<fg;bg> or C<fg;xpm;bg>, where C<fg> is
1379the colour code used as default foreground/text colour (or the string 1568the colour code used as default foreground/text colour (or the string
1380C<default> to indicate that the default-colour escape sequence is to be 1569C<default> to indicate that the default-colour escape sequence is to be
1381used), C<bg> is the colour code used as default background colour (or the 1570used), C<bg> is the colour code used as default background colour (or the
1382string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@ 1571string C<default>), and C<xpm> is the string C<default> if @@RXVT_NAME@@
1383was compiled with XPM support. Libraries like C<ncurses> and C<slang> can 1572was compiled with background image support. Libraries like C<ncurses>
1384(and do) use this information to optimize screen output. 1573and C<slang> can (and do) use this information to optimize screen output.
1385 1574
1386=item B<WINDOWID> 1575=item B<WINDOWID>
1387 1576
1388Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel 1577Set to the (decimal) X Window ID of the @@RXVT_NAME@@ window (the toplevel
1389window, which usually has subwindows for the scrollbar, the terminal 1578window, which usually has subwindows for the scrollbar, the terminal
1395C<--with-terminfo=PATH>. 1584C<--with-terminfo=PATH>.
1396 1585
1397=item B<DISPLAY> 1586=item B<DISPLAY>
1398 1587
1399Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1588Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1400display in it's child processes. 1589display in its child processes if C<-display> isn't used to override. It
1590defaults to C<:0> if it doesn't exist.
1401 1591
1402=item B<SHELL> 1592=item B<SHELL>
1403 1593
1404The shell to be used for command execution, defaults to C</bin/sh>. 1594The shell to be used for command execution, defaults to C</bin/sh>.
1405 1595
1447 1637
1448=item Project Coordinator 1638=item Project Coordinator
1449 1639
1450Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >> 1640Marc A. Lehmann L<< <rxvt-unicode@schmorp.de> >>
1451 1641
1452L<http://software.schmorp.de/#rxvt-unicode> 1642L<http://software.schmorp.de/pkg/rxvt-unicode.html>
1453 1643
1454=back 1644=back
1455 1645
1456=head1 AUTHORS 1646=head1 AUTHORS
1457 1647
1480Project Coordinator (changes.txt 2.21a to 2.4.5) 1670Project Coordinator (changes.txt 2.21a to 2.4.5)
1481 1671
1482=item Geoff Wing L<< <gcw@pobox.com> >> 1672=item Geoff Wing L<< <gcw@pobox.com> >>
1483 1673
1484Rewrote screen display and text selection routines. 1674Rewrote screen display and text selection routines.
1485 1675
1486Project Coordinator (changes.txt 2.4.6 - rxvt-unicode) 1676Project Coordinator (changes.txt 2.4.6 - rxvt-unicode)
1487 1677
1488=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >> 1678=item Marc Alexander Lehmann L<< <rxvt-unicode@schmorp.de> >>
1489 1679
1490Forked rxvt-unicode, unicode support, rewrote almost all the code, perl 1680Forked rxvt-unicode, unicode support, rewrote almost all the code, perl

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