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Revision 1.157 by ayin, Sat Jan 19 16:20:09 2008 UTC vs.
Revision 1.186 by sf-exg, Wed Oct 13 23:36:00 2010 UTC

92 92
93Print out a message describing available options. 93Print out a message describing available options.
94 94
95=item B<-display> I<displayname> 95=item B<-display> I<displayname>
96 96
97Attempt 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>
98respected). In the absence of this option, the display specified by the 98is still respected. but deprecated). In the absence of this option, the
99B<DISPLAY> environment variable is used. 99display specified by the B<DISPLAY> environment variable is used.
100 100
101=item B<-depth> I<bitdepth> 101=item B<-depth> I<bitdepth>
102 102
103Compile 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;
104resource B<depth>. 104resource B<depth>.
105
106[Please note that many X servers (and libXft) are buggy with
107respect to C<-depth 32> and/or alpha channels, and will cause all sorts
108of graphical corruption. This is harmless, but we can't do anything about
109this, so watch out]
105 110
106=item B<-geometry> I<geom> 111=item B<-geometry> I<geom>
107 112
108Window geometry (B<-g> still respected); resource B<geometry>. 113Window geometry (B<-g> still respected); resource B<geometry>.
109 114
147non-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
148used to brighten or darken the image in addition to tinting it. 153used to brighten or darken the image in addition to tinting it.
149Please note that certain tint colours can be applied on the server-side, 154Please note that certain tint colours can be applied on the server-side,
150thus yielding performance gain of two orders of magnitude. These colours are: 155thus yielding performance gain of two orders of magnitude. These colours are:
151blue, red, green, cyan, magenta, yellow, and those close to them. Also 156blue, red, green, cyan, magenta, yellow, and those close to them. Also
152pure black and pure white colors essentially mean no tinting; resource 157pure black and pure white colours essentially mean no tinting; resource
153I<tintColor>. Example: 158I<tintColor>. Example:
154 159
155 @@RXVT_NAME@@ -tr -tint blue -sh 40 160 @@RXVT_NAME@@ -tr -tint blue -sh 40
156 161
157=item B<-sh> I<number> 162=item B<-sh> I<number>
163=item B<-blt> I<string> 168=item B<-blt> I<string>
164 169
165Specify background blending type. If background pixmap is specified 170Specify background blending type. If background pixmap is specified
166at the same time as transparency - such pixmap will be blended over 171at the same time as transparency - such pixmap will be blended over
167transparency image, using method specified. Supported values are : 172transparency image, using method specified. Supported values are :
168B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 173B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
169B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 174B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
170B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is 175B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
171alpha-blending. Compile I<afterimage>; resource I<blendType>. 176alpha-blending. Compile I<afterimage>; resource I<blendType>.
172 177
173=item B<-blr> I<HxV> 178=item B<-blr> I<HxV>
174 179
175Apply Gaussian Blur with the specified radii to the transparent 180Apply Gaussian Blur with the specified radii to the transparent
176background image. If single number is specified - both vertical and 181background image. If single number is specified - both vertical and
177horizontal radii are considered to be the same. Setting one of the 182horizontal radii are considered to be the same. Setting one of the
178radii to 1 and another to a large number creates interesting effects 183radii to 1 and another to a large number creates interesting effects
179on some backgrounds. Maximum radius value is 128. Compile I<afterimage>; 184on some backgrounds. Maximum radius value is 128. Compile I<afterimage> or I<xft>;
180resource I<blurRadius>. 185resource I<blurRadius>.
181 186
187=item B<-icon> I<file>
188
189Compile I<afterimage> or I<pixbuf>: Use the specified image as application icon. This
190is used by many window managers, taskbars and pagers to represent the
191application window; resource I<iconFile>.
192
182=item B<-bg> I<colour> 193=item B<-bg> I<colour>
183 194
184Window background colour; resource B<background>. 195Window background colour; resource B<background>.
185 196
186=item B<-fg> I<colour> 197=item B<-fg> I<colour>
187 198
188Window foreground colour; resource B<foreground>. 199Window foreground colour; resource B<foreground>.
189 200
190=item B<-pixmap> I<file[;geom[:op1][:op2][...]]> 201=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
191 202
192Compile I<afterimage>: Specify image file for the background and also 203Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
193optionally specify its scaling with a geometry string. Note you may need to 204optionally specify its scaling with a geometry string. Note you may need to
194add quotes to avoid special shell interpretation of the C<;> in the 205add quotes to avoid special shell interpretation of the C<;> in the
195command-line; for more details see resource B<backgroundPixmap>. 206command-line; for more details see resource B<backgroundPixmap>.
196 207
197=item B<-cr> I<colour> 208=item B<-cr> I<colour>
310 321
311=item B<-bc>|B<+bc> 322=item B<-bc>|B<+bc>
312 323
313Blink the cursor; resource B<cursorBlink>. 324Blink the cursor; resource B<cursorBlink>.
314 325
326=item B<-uc>|B<+uc>
327
328Make the cursor underlined; resource B<cursorUnderline>.
329
315=item B<-iconic> 330=item B<-iconic>
316 331
317Start iconified, if the window manager supports that option. 332Start iconified, if the window manager supports that option.
318Alternative form is B<-ic>. 333Alternative form is B<-ic>.
319 334
335 350
336=item B<-bl> 351=item B<-bl>
337 352
338Compile I<frills>: Set MWM hints to request a borderless window, i.e. 353Compile I<frills>: Set MWM hints to request a borderless window, i.e.
339if honoured by the WM, the rxvt-unicode window will not have window 354if honoured by the WM, the rxvt-unicode window will not have window
340decorations; resource B<borderLess>. 355decorations; resource B<borderLess>. If the window manager does not
356support MWM hints (e.g. kwin), enables override-redirect mode.
341 357
342=item B<-override-redirect> 358=item B<-override-redirect>
343 359
344Compile I<frills>: Sets override-redirect on the window; resource 360Compile I<frills>: Sets override-redirect on the window; resource
345B<override-redirect>. 361B<override-redirect>.
354=item B<-lsp> I<number> 370=item B<-lsp> I<number>
355 371
356Compile I<frills>: Lines (pixel height) to insert between each row of 372Compile I<frills>: Lines (pixel height) to insert between each row of
357the display. Useful to work around font rendering problems; resource 373the display. Useful to work around font rendering problems; resource
358B<lineSpace>. 374B<lineSpace>.
375
376=item B<-letsp> I<number>
377
378Compile I<frills>: Amount to adjust the computed character width by
379to control overall letter spacing. Negative values will tighten up the
380letter spacing, positive values will space letters out more. Useful to
381work around odd font metrics; resource B<letterSpace>.
359 382
360=item B<-tn> I<termname> 383=item B<-tn> I<termname>
361 384
362This option specifies the name of the terminal type to be set in the 385This option specifies the name of the terminal type to be set in the
363B<TERM> environment variable. This terminal type must exist in the 386B<TERM> environment variable. This terminal type must exist in the
449 472
450Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 473Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
451will not immediately destroy its window when the program executed within 474will not immediately destroy its window when the program executed within
452it exits. Instead, it will wait till it is being killed or closed by the 475it exits. Instead, it will wait till it is being killed or closed by the
453user; resource B<hold>. 476user; resource B<hold>.
477
478=item B<-cd> I<path>
479
480Sets the working directory for the shell (or the command specified via
481B<-e>). The I<path> must be an absolute path and it must exist for
482@@RXVT_NAME@@ to start; resource B<chdir>.
454 483
455=item B<-xrm> I<string> 484=item B<-xrm> I<string>
456 485
457Works like the X Toolkit option of the same name, by adding the I<string> 486Works like the X Toolkit option of the same name, by adding the I<string>
458as if it were specified in a resource file. Resource values specified this 487as if it were specified in a resource file. Resource values specified this
567=item B<depth:> I<bitdepth> 596=item B<depth:> I<bitdepth>
568 597
569Compile I<xft>: Attempt to find a visual with the given bit depth; 598Compile I<xft>: Attempt to find a visual with the given bit depth;
570option B<-depth>. 599option B<-depth>.
571 600
601=item B<buffered:> I<boolean>
602
603Compile I<xft>: Turn on/off double-buffering for xft (default enabled).
604On some card/driver combination enabling it slightly decreases
605performance, on most it greatly helps it. The slowdown is small, so it
606should normally be enabled.
607
572=item B<geometry:> I<geom> 608=item B<geometry:> I<geom>
573 609
574Create the window with the specified X window geometry [default 80x24]; 610Create the window with the specified X window geometry [default 80x24];
575option B<-geometry>. 611option B<-geometry>.
576 612
589Use the specified colour for the colour value I<n>, where 0-7 625Use the specified colour for the colour value I<n>, where 0-7
590corresponds to low-intensity (normal) colours and 8-15 corresponds to 626corresponds to low-intensity (normal) colours and 8-15 corresponds to
591high-intensity (bold = bright foreground, blink = bright background) 627high-intensity (bold = bright foreground, blink = bright background)
592colours. The canonical names are as follows: 0=black, 1=red, 2=green, 628colours. The canonical names are as follows: 0=black, 1=red, 2=green,
5933=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6293=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
594names used are listed in the B<COLORS AND GRAPHICS> section. 630names used are listed in the B<COLOURS AND GRAPHICS> section.
595 631
596Colours higher than 15 cannot be set using resources (yet), but can be 632Colours higher than 15 cannot be set using resources (yet), but can be
597changed using an escape command (see @@RXVT_NAME@@(7)). 633changed using an escape command (see @@RXVT_NAME@@(7)).
598 634
599Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 635Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
610=item B<colorUL:> I<colour> 646=item B<colorUL:> I<colour>
611 647
612Use the specified colour to display underlined characters when the 648Use the specified colour to display underlined characters when the
613foreground colour is the default. 649foreground colour is the default.
614 650
615=item B<colorRV:> I<colour>
616
617Use the specified colour as the background for reverse video characters
618when OPTION_HC is disabled (--disable-frills).
619
620=item B<underlineColor:> I<colour> 651=item B<underlineColor:> I<colour>
621 652
622If set, use the specified colour as the colour for the underline 653If set, use the specified colour as the colour for the underline
623itself. If unset, use the foreground colour. 654itself. If unset, use the foreground colour.
655
656=item B<highlightColor:> I<colour>
657
658If set, use the specified colour as the background for highlighted
659characters. If unset, use reverse video.
660
661=item B<highlightTextColor:> I<colour>
662
663If set and highlightColor is set, use the specified colour as the
664foreground for highlighted characters.
624 665
625=item B<cursorColor:> I<colour> 666=item B<cursorColor:> I<colour>
626 667
627Use the specified colour for the cursor. The default is to use the 668Use the specified colour for the cursor. The default is to use the
628foreground colour; option B<-cr>. 669foreground colour; option B<-cr>.
635 676
636=item B<reverseVideo:> I<boolean> 677=item B<reverseVideo:> I<boolean>
637 678
638B<True>: simulate reverse video by foreground and background colours; 679B<True>: simulate reverse video by foreground and background colours;
639option B<-rv>. B<False>: regular screen colours [default]; option 680option B<-rv>. B<False>: regular screen colours [default]; option
640B<+rv>. See note in B<COLORS AND GRAPHICS> section. 681B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
641 682
642=item B<jumpScroll:> I<boolean> 683=item B<jumpScroll:> I<boolean>
643 684
644B<True>: specify that jump scrolling should be used. When receiving lots 685B<True>: specify that jump scrolling should be used. When receiving lots
645of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines 686of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
694 735
695Specify background blending type; option B<-blt>. 736Specify background blending type; option B<-blt>.
696 737
697=item B<blurRadius:> I<number> 738=item B<blurRadius:> I<number>
698 739
699Apply Gaussian Blurr with the specified radius to the transparent 740Apply gaussian blur with the specified radius to the transparent
700background image; option B<-blr>. 741background image; option B<-blr>.
742
743=item B<iconFile:> I<file>
744
745Set the application icon pixmap; option B<-icon>.
701 746
702=item B<scrollColor:> I<colour> 747=item B<scrollColor:> I<colour>
703 748
704Use the specified colour for the scrollbar [default #B2B2B2]. 749Use the specified colour for the scrollbar [default #B2B2B2].
705 750
715 760
716=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]> 761=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
717 762
718Use the specified image file for the background and also 763Use the specified image file for the background and also
719optionally specify its scaling with a geometry string B<WxH+X+Y>, 764optionally specify its scaling with a geometry string B<WxH+X+Y>,
720(default C<0x0+50+50>) in which B<"W" / "H"> specify the 765(default C<100x100+50+50>) in which B<"W" / "H"> specify the
721horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image 766horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
722centre (percent). A scale of 0 displays the image with tiling. A scale 767centre (percent). A scale of 0 displays the image with tiling.
723of 1 displays the image without any scaling. A scale of 2 to 9 specifies 768The maximum permitted scale is 1000.
724an integer number of images in that direction. No image will be magnified
725beyond 10 times its original size. The maximum permitted scale is 1000.
726Additional operations can be specified after colon B<:op1:op2...>. 769Additional operations can be specified after colon B<:op1:op2...>.
727Supported operations are: 770Supported operations are:
728 771
729 tile force background image to be tiled and not scaled. Equivalent to 0x0 772 tile force background image to be tiled and not scaled. Equivalent to 0x0
730 propscale will scale image keeping proportions 773 propscale will scale image keeping proportions
734 scale will scale image to match window size 777 scale will scale image to match window size
735 root will tile image as if it was a root window background, auto-adjusting 778 root will tile image as if it was a root window background, auto-adjusting
736 whenever terminal window moves 779 whenever terminal window moves
737 780
738If used in conjunction with B<-tr> option, the specified pixmap will be 781If used in conjunction with B<-tr> option, the specified pixmap will be
739blended over transparency image using either alpha-blending, or any 782blended over transparency image using alpha-blending. If I<afterimage>
740other blending type, specified with B<-blt "type"> option. 783support has been compiled in it is possible to choose other blending
784types with B<-blt "type"> option.
741 785
742=item B<path:> I<path> 786=item B<path:> I<path>
743 787
744Specify the colon-delimited search path for finding background image files. 788Specify the colon-delimited search path for finding background image files.
745 789
772it is named first) and thus defines the character cell grid to be 9 pixels 816it is named first) and thus defines the character cell grid to be 9 pixels
773wide and 15 pixels high. 817wide and 15 pixels high.
774 818
775The second font is just used to add additional unicode characters not in 819The second font is just used to add additional unicode characters not in
776the base font, likewise the third, which is unfortunately non-bold, but 820the base font, likewise the third, which is unfortunately non-bold, but
777the bold version of the font does contain less characters, so this is a 821the bold version of the font does contain fewer characters, so this is a
778useful supplement. 822useful supplement.
779 823
780The third font is an Xft font with aliasing turned off, and the characters 824The third font is an Xft font with aliasing turned off, and the characters
781are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font 825are limited to the B<JIS 0208> codeset (i.e. japanese kanji). The font
782contains other characters, but we are not interested in them. 826contains other characters, but we are not interested in them.
833=item B<urgentOnBell:> I<boolean> 877=item B<urgentOnBell:> I<boolean>
834 878
835B<True>: set the urgency hint for the wm on receipt of a bell character. 879B<True>: set the urgency hint for the wm on receipt of a bell character.
836B<False>: do not set the urgency hint [default]. 880B<False>: do not set the urgency hint [default].
837 881
882@@RXVT_NAME@@ resets the urgency hint on every focus change.
883
838=item B<visualBell:> I<boolean> 884=item B<visualBell:> I<boolean>
839 885
840B<True>: use visual bell on receipt of a bell character; option B<-vb>. 886B<True>: use visual bell on receipt of a bell character; option B<-vb>.
841B<False>: no visual bell [default]; option B<+vb>. 887B<False>: no visual bell [default]; option B<+vb>.
842 888
966=item B<cursorBlink:> I<boolean> 1012=item B<cursorBlink:> I<boolean>
967 1013
968B<True>: blink the cursor. B<False>: do not blink the cursor [default]; 1014B<True>: blink the cursor. B<False>: do not blink the cursor [default];
969option B<-bc>. 1015option B<-bc>.
970 1016
1017=item B<cursorUnderline:> I<boolean>
1018
1019B<True>: Make the cursor underlined. B<False>: Make the cursor a box [default];
1020option B<-uc>.
1021
971=item B<pointerBlank:> I<boolean> 1022=item B<pointerBlank:> I<boolean>
972 1023
973B<True>: blank the pointer when a key is pressed or after a set number 1024B<True>: blank the pointer when a key is pressed or after a set number
974of seconds of inactivity. B<False>: the pointer is always visible 1025of seconds of inactivity. B<False>: the pointer is always visible
975[default]. 1026[default].
988large number (e.g. C<987654321>) to effectively disable the timeout. 1039large number (e.g. C<987654321>) to effectively disable the timeout.
989 1040
990=item B<backspacekey:> I<string> 1041=item B<backspacekey:> I<string>
991 1042
992The string to send when the backspace key is pressed. If set to B<DEC> 1043The string to send when the backspace key is pressed. If set to B<DEC>
993or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1044or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
994(code 8) - which can be reversed with the appropriate DEC private mode 1045(code 8) - which can be reversed with the appropriate DEC private mode
995escape sequence. 1046escape sequence.
996 1047
997=item B<deletekey:> I<string> 1048=item B<deletekey:> I<string>
998 1049
1077 1128
1078=item B<secondaryScroll:> I<boolean> 1129=item B<secondaryScroll:> I<boolean>
1079 1130
1080Turn on/off secondary screen scroll (default enabled). If this 1131Turn on/off secondary screen scroll (default enabled). If this
1081option is enabled, scrolls on the secondary screen will change the 1132option is enabled, scrolls on the secondary screen will change the
1082scrollback buffer and switching to/from the secondary screen will 1133scrollback buffer and, when secondaryScreen is off, switching
1083instead scroll the screen up. 1134to/from the secondary screen will instead scroll the screen up.
1084 1135
1085=item B<hold>: I<boolean> 1136=item B<hold>: I<boolean>
1086 1137
1087Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@ 1138Turn on/off hold window after exit support. If enabled, @@RXVT_NAME@@
1088will not immediately destroy its window when the program executed within 1139will not immediately destroy its window when the program executed within
1089it exits. Instead, it will wait till it is being killed or closed by the 1140it exits. Instead, it will wait till it is being killed or closed by the
1090user. 1141user.
1142
1143=item B<chdir>: I<path>
1144
1145Sets the working directory for the shell (or the command specified via
1146B<-e>). The I<path> must be an absolute path and it must exist for
1147@@RXVT_NAME@@ to start. If it isn't specified then the current working
1148directory will be used; option B<-cd>.
1091 1149
1092=item B<keysym.>I<sym>: I<string> 1150=item B<keysym.>I<sym>: I<string>
1093 1151
1094Compile I<frills>: Associate I<string> with keysym I<sym>. The 1152Compile I<frills>: Associate I<string> with keysym I<sym>. The
1095intervening resource name B<keysym.> cannot be omitted. 1153intervening resource name B<keysym.> cannot be omitted.
1110omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1168omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1111keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1169keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1112performed in an exact manner; however, the closest match is assured. 1170performed in an exact manner; however, the closest match is assured.
1113 1171
1114I<string> may contain escape values (C<\n>: newline, C<\000>: octal 1172I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1115number), see RESOURCES in C<man 7 X> for futher details. 1173number), see RESOURCES in C<man 7 X> for further details.
1116 1174
1117You can define a range of keysyms in one shot by providing a I<string> 1175You can define a range of keysyms in one shot by providing a I<string>
1118with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1176with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1119should be a character not used by the strings. 1177should be a character not used by the strings.
1120 1178
1134when Control-Meta-c is being pressed": 1192when Control-Meta-c is being pressed":
1135 1193
1136 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007 1194 URxvt.keysym.M-C-c: command:\033]701;zh_CN.GBK\007
1137 1195
1138If I<string> takes the form C<perl:STRING>, then the specified B<STRING> 1196If I<string> takes the form C<perl:STRING>, then the specified B<STRING>
1139is passed to the C<on_keyboard_command> perl handler. See the @@RXVT_NAME@@perl(3) 1197is passed to the C<on_user_command> perl handler. See the @@RXVT_NAME@@perl(3)
1140manpage. For example, the F<selection> extension (activated via 1198manpage. For example, the F<selection> extension (activated via
1141C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1199C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1142 1200
1143 URxvt.keysym.M-C-c: perl:selection:rot13 1201 URxvt.keysym.M-C-c: perl:selection:rot13
1144 1202
1145Due the the large number of modifier combinations, a defined key mapping 1203Due the the large number of modifier combinations, a defined key mapping
1146will match if at I<at least> the specified identifiers are being set, and 1204will match if I<at least> the specified identifiers are being set, and
1147no other key mappings with those and more bits are being defined. That 1205no other key mappings with those and more bits are being defined. That
1148means that defining a key map for C<a> will automatically provide 1206means that defining a key map for C<a> will automatically provide
1149definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1207definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1150mappings themselves. 1208mappings themselves.
1151 1209
1202all instances, while B<perl-ext> is used for specific instances. 1260all instances, while B<perl-ext> is used for specific instances.
1203 1261
1204=item B<perl-eval>: I<string> 1262=item B<perl-eval>: I<string>
1205 1263
1206Perl code to be evaluated when all extensions have been registered. See 1264Perl code to be evaluated when all extensions have been registered. See
1207the @@RXVT_NAME@@perl(3) manpage. Due to security reasons, this resource 1265the @@RXVT_NAME@@perl(3) manpage.
1208will be ignored when running setuid/setgid.
1209 1266
1210=item B<perl-lib>: I<path> 1267=item B<perl-lib>: I<path>
1211 1268
1212Colon-separated list of additional directories that hold extension 1269Colon-separated list of additional directories that hold extension
1213scripts. When looking for extensions specified by the C<perl> resource, 1270scripts. When looking for extensions specified by the C<perl> resource,
1214@@RXVT_NAME@@ will first look in these directories and then in 1271@@RXVT_NAME@@ will first look in these directories and then in
1215F<@@RXVT_LIBDIR@@/urxvt/perl/>. Due to security reasons, this resource 1272F<@@RXVT_LIBDIR@@/urxvt/perl/>.
1216will be ignored when running setuid/setgid.
1217 1273
1218See the @@RXVT_NAME@@perl(3) manpage. 1274See the @@RXVT_NAME@@perl(3) manpage.
1219 1275
1220=item B<< selection.pattern-I<idx> >>: I<perl-regex> 1276=item B<< selection.pattern-I<idx> >>: I<perl-regex>
1221 1277
1243 1299
1244=item B<override-redirect>: I<boolean> 1300=item B<override-redirect>: I<boolean>
1245 1301
1246Compile I<frills>: Sets override-redirect for the terminal window, making 1302Compile I<frills>: Sets override-redirect for the terminal window, making
1247it almost invisible to window managers; option B<-override-redirect>. 1303it almost invisible to window managers; option B<-override-redirect>.
1304
1305=item B<iso14755:> I<boolean>
1306
1307Turn on/off ISO 14755 (default enabled).
1248 1308
1249=item B<iso14755_52:> I<boolean> 1309=item B<iso14755_52:> I<boolean>
1250 1310
1251Turn on/off ISO 14755 5.2 mode (default enabled). 1311Turn on/off ISO 14755 5.2 mode (default enabled).
1252 1312
1395B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1455B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1396it can be seen via the I<who(1)> command, and can accept messages. To 1456it can be seen via the I<who(1)> command, and can accept messages. To
1397allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1457allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1398on some systems or setgid to root or to some other group on others. 1458on some systems or setgid to root or to some other group on others.
1399 1459
1400=head1 COLORS AND GRAPHICS 1460=head1 COLOURS AND GRAPHICS
1401 1461
1402In addition to the default foreground and background colours, 1462In addition to the default foreground and background colours,
1403B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1463B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1404high-intensity bold/blink versions of the same). Here is a list of the 1464high-intensity (potentially bold/blink) versions of the same, and 72 (or
1405colours with their names. 1465240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1466cube plus a 8 (24) colour greyscale ramp.
1467
1468Here is a list of the ANSI colours with their names.
1406 1469
1407=begin table 1470=begin table
1408 1471
1409 B<color0> (black) = Black 1472 B<color0> (black) = Black
1410 B<color1> (red) = Red3 1473 B<color1> (red) = Red3
1430It is also possible to specify the colour values of B<foreground>, 1493It is also possible to specify the colour values of B<foreground>,
1431B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1494B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1432a number 0-15, as a convenient shorthand to reference the colour name of 1495a number 0-15, as a convenient shorthand to reference the colour name of
1433color0-color15. 1496color0-color15.
1434 1497
1435In addition to the colours defined above, @@RXVT_NAME@@ offers an 1498The following text gives values for the standard 88 colour mode (and
1436additional 72 colours. The first 64 of those (with indices 16 to 79) 1499values for the 256 colour mode in parentheses).
1437consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
143816>), followed by 8 additional shades of gray (with indices 80 to 87).
1439 1500
1501The RGB cube uses indices 16..79 (16..231) using the following formulas:
1502
1503 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1504 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1505
1506The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1507steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1508the RGB cube.
1509
1440Together, all those colours implement the 88 colour xterm colours. Only 1510Together, all those colours implement the 88 (256) colour xterm
1441the first 16 can be changed using resources currently, the rest can only 1511colours. Only the first 16 can be changed using resources currently, the
1442be changed via command sequences ("escape codes"). 1512rest can only be changed via command sequences ("escape codes").
1513
1514Applications are advised to use terminfo or command sequences to discover
1515number and RGB values of all colours (yes, you can query this...).
1443 1516
1444Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1517Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1445always swapping the foreground/background colours. This is in contrast to 1518always swapping the foreground/background colours. This is in contrast to
1446I<xterm>(1) where the colours are only swapped if they have not otherwise 1519I<xterm>(1) where the colours are only swapped if they have not otherwise
1447been specified. For example, 1520been specified. For example,
1448 1521
1449=over 4
1450
1451=item B<@@RXVT_NAME@@ -fg Black -bg White -rv> 1522 @@RXVT_NAME@@ -fg Black -bg White -rv
1452 1523
1453would yield White on Black, while on I<xterm>(1) it would yield Black 1524would yield White on Black, while on I<xterm>(1) it would yield Black on
1454on White. 1525White.
1455
1456=back
1457 1526
1458=head2 ALPHA CHANNEL SUPPORT 1527=head2 ALPHA CHANNEL SUPPORT
1459 1528
1460If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1529If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1461their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> 1530their act together, rxvt-unicode will do it's own alpha channel management:
1462(recommended, but B<MUST> have 4 digits/component) colour specifications, 1531
1463in addition to the ones provided by X, where the additional A component 1532You can prefix any colour with an opaqueness percentage enclosed in
1533brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1534(0-100) that specifies the opacity of the colour, where C<0> is completely
1535transparent and C<100> is completely opaque. For example, C<[50]red> is a
1536half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1537is the recommended format to specify transparency values, and works with
1538all ways to specify a colour.
1539
1540For complete control, rxvt-unicode also supports
1541C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour
1542specifications, where the additional C<aaaa> component specifies opacity
1464specifies opacity (alpha) values. The minimum value of C<0> is completely 1543(alpha) values. The minimum value of C<0000> is completely transparent,
1465transparent). You can also prefix any color with C<[percent]>, where 1544while C<ffff> is completely opaque). The two example colours from
1466C<percent> is a decimal percentage (0-100) that specifies the opacity of 1545earlier could also be specified as C<rgba:ff00/0000/0000/8000> and
1467the color, where C<0> is completely transparent and C<100> is completelxy 1546C<rgba:0000/ff00/0000/f332>.
1468opaque.
1469 1547
1470You probably need to specify B<"-depth 32">, too, and have the luck that 1548You probably need to specify B<"-depth 32">, too, to force a visual with
1471your X-server uses ARGB pixel layout, as X is far from just supporting 1549alpha channels, and have the luck that your X-server uses ARGB pixel
1472ARGB visuals out of the box, and rxvt-unicode just fudges around. 1550layout, as X is far from just supporting ARGB visuals out of the box, and
1551rxvt-unicode just fudges around.
1473 1552
1474For example, the following selects an almost completely transparent red 1553For example, the following selects an almost completely transparent black
1475background, and an almost opaque pink foreground: 1554background, and an almost opaque pink foreground:
1476 1555
1477 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" 1556 @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink"
1478 1557
1479I<Please note that transparency of any kind if completely unsupported by 1558When not using a background image, then the interpretation of the
1480the author. Don't bug him with installation questions!> 1559alpha channel is up to your compositing manager (most interpret it as
1560transparency of course).
1561
1562When using a background pixmap or pseudo-transparency, then the background
1563colour will always behave as if it were completely transparent (so the
1564background image shows instead), regardless of how it was specified, while
1565other colours will either be transparent as specified (the background
1566image will show through) on servers supporting the RENDER extension, or
1567fully opaque on servers not supporting the RENDER EXTENSION.
1568
1569Please note that due to bugs in Xft, specifying alpha values might result
1570in garbage being displayed when the X-server does not support the RENDER
1571extension.
1481 1572
1482=head1 ENVIRONMENT 1573=head1 ENVIRONMENT
1483 1574
1484B<@@RXVT_NAME@@> sets and/or uses the following environment variables: 1575B<@@RXVT_NAME@@> sets and/or uses the following environment variables:
1485 1576
1519C<--with-terminfo=PATH>. 1610C<--with-terminfo=PATH>.
1520 1611
1521=item B<DISPLAY> 1612=item B<DISPLAY>
1522 1613
1523Used by @@RXVT_NAME@@ to connect to the display and set to the correct 1614Used by @@RXVT_NAME@@ to connect to the display and set to the correct
1524display in its child processes. 1615display in its child processes if C<-display> isn't used to override. It
1616defaults to C<:0> if it doesn't exist.
1525 1617
1526=item B<SHELL> 1618=item B<SHELL>
1527 1619
1528The shell to be used for command execution, defaults to C</bin/sh>. 1620The shell to be used for command execution, defaults to C</bin/sh>.
1529 1621
1555 1647
1556=over 4 1648=over 4
1557 1649
1558=item B</usr/lib/X11/rgb.txt> 1650=item B</usr/lib/X11/rgb.txt>
1559 1651
1560Color names. 1652Colour names.
1561 1653
1562=back 1654=back
1563 1655
1564=head1 SEE ALSO 1656=head1 SEE ALSO
1565 1657

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