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Revision 1.175 by root, Mon Apr 12 17:06:55 2010 UTC vs.
Revision 1.200 by sf-exg, Wed Aug 10 07:28:35 2011 UTC

… …
124 124
125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>. 125Turn on/off skip scrolling (allow multiple screens per refresh); resource B<skipScroll>.
126 126
127=item B<-tr>|B<+tr> 127=item B<-tr>|B<+tr>
128 128
129Turn on/off illusion of a transparent window background; resource B<transparent>. 129Turn on/off pseudo-transparency by using the root pixmap as background; resource B<transparent>.
130 130
131B<-ip> is still accepted as an obsolete alias but will be removed in 131B<-ip> is still accepted as an obsolete alias but will be removed in
132future versions. 132future versions.
133
134I<Please address all transparency related issues to Sasha Vasko at
135sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
136 133
137=item B<-fade> I<number> 134=item B<-fade> I<number>
138 135
139Fade the text by the given percentage when focus is lost. Small values 136Fade the text by the given percentage when focus is lost. Small values
140fade a little only, 100 completely replaces all colours by the fade 137fade a little only, 100 completely replaces all colours by the fade
… …
145Fade to this colour when fading is used (see B<-fade>). The default colour 142Fade to this colour when fading is used (see B<-fade>). The default colour
146is opaque black. resource B<fadeColor>. 143is opaque black. resource B<fadeColor>.
147 144
148=item B<-tint> I<colour> 145=item B<-tint> I<colour>
149 146
150Tint the transparent background pixmap with the given colour when 147Tint the transparent background with the given colour;
151transparency is enabled with B<-tr>. This only works for 148resource I<tintColor>.
152non-tiled backgrounds, currently. See also the B<-sh> option that can be
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
158I<tintColor>. Example:
159
160 @@RXVT_NAME@@ -tr -tint blue -sh 40
161 149
162=item B<-sh> I<number> 150=item B<-sh> I<number>
163 151
164Darken (0 .. 100) or lighten (100 .. 200) the transparent 152Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
165background image in addition to (or instead of) tinting it; 153A value of 100 means no shading; resource I<shading>.
166resource I<shading>.
167 154
168=item B<-blt> I<string> 155=item B<-blt> I<string>
169 156
170Specify background blending type. If background pixmap is specified 157Specify background blending type. If background pixmap is specified
171at the same time as transparency - such pixmap will be blended over 158at the same time as transparency - such pixmap will be blended over
172transparency image, using method specified. Supported values are : 159the transparent background, using the method specified. Supported values are:
173B<add>, B<alphablend>, B<allanon> - color values averaging, B<colorize>, 160B<add>, B<alphablend>, B<allanon> - colour values averaging, B<colorize>,
174B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>, 161B<darken>, B<diff>, B<dissipate>, B<hue>, B<lighten>, B<overlay>,
175B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is 162B<saturate>, B<screen>, B<sub>, B<tint>, B<value>. The default is
176alpha-blending. Compile I<afterimage>; resource I<blendType>. 163alpha-blending. Compile I<afterimage>; resource I<blendType>.
177 164
178=item B<-blr> I<HxV> 165=item B<-blr> I<HxV>
179 166
180Apply Gaussian Blur with the specified radii to the transparent 167Apply Gaussian Blur with the specified radii to the transparent
181background image. If single number is specified - both vertical and 168background. If a single number is specified - both vertical and
182horizontal radii are considered to be the same. Setting one of the 169horizontal radii are considered to be the same. Setting one of the
183radii to 1 and another to a large number creates interesting effects 170radii to 1 and another to a large number creates interesting effects
184on some backgrounds. Maximum radius value is 128. Compile I<afterimage>; 171on some backgrounds. Maximum radius value is 128;
185resource I<blurRadius>. 172resource I<blurRadius>.
186 173
187=item B<-icon> I<file> 174=item B<-icon> I<file>
188 175
189Compile I<afterimage>: Use the specified image as application icon. This 176Compile 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 177is used by many window managers, taskbars and pagers to represent the
191application window; resource I<iconFile>. 178application window; resource I<iconFile>.
192 179
193=item B<-bg> I<colour> 180=item B<-bg> I<colour>
194 181
… …
198 185
199Window foreground colour; resource B<foreground>. 186Window foreground colour; resource B<foreground>.
200 187
201=item B<-pixmap> I<file[;geom[:op1][:op2][...]]> 188=item B<-pixmap> I<file[;geom[:op1][:op2][...]]>
202 189
203Compile I<afterimage>: Specify image file for the background and also 190Compile I<afterimage> or I<pixbuf>: Specify image file for the background and also
204optionally specify its scaling with a geometry string. Note you may need to 191optionally specify its scaling with a geometry string. Note you may need to
205add quotes to avoid special shell interpretation of the C<;> in the 192add quotes to avoid special shell interpretation of the C<;> in the
206command-line; for more details see resource B<backgroundPixmap>. 193command-line; for more details see resource B<backgroundPixmap>.
207 194
208=item B<-cr> I<colour> 195=item B<-cr> I<colour>
… …
571You can set and change the resources using X11 tools like B<xrdb>. Many 558You can set and change the resources using X11 tools like B<xrdb>. Many
572distribution do also load settings from the B<~/.Xresources> file when X 559distribution do also load settings from the B<~/.Xresources> file when X
573starts. @@RXVT_NAME@@ will consult the following files/resources in order, 560starts. @@RXVT_NAME@@ will consult the following files/resources in order,
574with later settings overwriting earlier ones: 561with later settings overwriting earlier ones:
575 562
576 1. system-wide app-defaults file, either locale-dependent OR global
577 2. app-defaults file in $XAPPLRESDIR 563 1. app-defaults file in $XAPPLRESDIR
564 2. $HOME/.Xdefaults
578 3. RESOURCE_MANAGER property on root-window OR $HOME/.Xdefaults 565 3. RESOURCE_MANAGER property on root-window of screen 0
579 4. SCREEN_RESOURCES for the current screen 566 4. SCREEN_RESOURCES property on root-window of the current screen
580 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename> 567 5. $XENVIRONMENT file OR $HOME/.Xdefaults-<nodename>
581 6. resources specified via -xrm on the commandline 568 6. resources specified via -xrm on the commandline
582 569
583Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class 570Note that when reading X resources, B<@@RXVT_NAME@@> recognizes two class
584names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources 571names: B<Rxvt> and B<URxvt>. The class name B<Rxvt> allows resources
… …
625Use the specified colour for the colour value I<n>, where 0-7 612Use the specified colour for the colour value I<n>, where 0-7
626corresponds to low-intensity (normal) colours and 8-15 corresponds to 613corresponds to low-intensity (normal) colours and 8-15 corresponds to
627high-intensity (bold = bright foreground, blink = bright background) 614high-intensity (bold = bright foreground, blink = bright background)
628colours. The canonical names are as follows: 0=black, 1=red, 2=green, 615colours. The canonical names are as follows: 0=black, 1=red, 2=green,
6293=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour 6163=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour
630names used are listed in the B<COLORS AND GRAPHICS> section. 617names used are listed in the B<COLOURS AND GRAPHICS> section.
631 618
632Colours higher than 15 cannot be set using resources (yet), but can be 619Colours higher than 15 cannot be set using resources (yet), but can be
633changed using an escape command (see @@RXVT_NAME@@(7)). 620changed using an escape command (see @@RXVT_NAME@@(7)).
634 621
635Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with 622Colours 16-79 form a standard 4x4x4 colour cube (the same as xterm with
… …
646=item B<colorUL:> I<colour> 633=item B<colorUL:> I<colour>
647 634
648Use the specified colour to display underlined characters when the 635Use the specified colour to display underlined characters when the
649foreground colour is the default. 636foreground colour is the default.
650 637
651=item B<colorRV:> I<colour>
652
653Use the specified colour as the background for reverse video characters
654when OPTION_HC is disabled (--disable-frills).
655
656=item B<underlineColor:> I<colour> 638=item B<underlineColor:> I<colour>
657 639
658If set, use the specified colour as the colour for the underline 640If set, use the specified colour as the colour for the underline
659itself. If unset, use the foreground colour. 641itself. If unset, use the foreground colour.
642
643=item B<highlightColor:> I<colour>
644
645If set, use the specified colour as the background for highlighted
646characters. If unset, use reverse video.
647
648=item B<highlightTextColor:> I<colour>
649
650If set and highlightColor is set, use the specified colour as the
651foreground for highlighted characters.
660 652
661=item B<cursorColor:> I<colour> 653=item B<cursorColor:> I<colour>
662 654
663Use the specified colour for the cursor. The default is to use the 655Use the specified colour for the cursor. The default is to use the
664foreground colour; option B<-cr>. 656foreground colour; option B<-cr>.
… …
671 663
672=item B<reverseVideo:> I<boolean> 664=item B<reverseVideo:> I<boolean>
673 665
674B<True>: simulate reverse video by foreground and background colours; 666B<True>: simulate reverse video by foreground and background colours;
675option B<-rv>. B<False>: regular screen colours [default]; option 667option B<-rv>. B<False>: regular screen colours [default]; option
676B<+rv>. See note in B<COLORS AND GRAPHICS> section. 668B<+rv>. See note in B<COLOURS AND GRAPHICS> section.
677 669
678=item B<jumpScroll:> I<boolean> 670=item B<jumpScroll:> I<boolean>
679 671
680B<True>: specify that jump scrolling should be used. When receiving lots 672B<True>: specify that jump scrolling should be used. When receiving lots
681of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines 673of lines, @@RXVT_NAME@@ will only scroll once a whole screen height of lines
… …
697if the refresh is too fast for the human eye to read anything (or the 689if the refresh is too fast for the human eye to read anything (or the
698monitor to display anything); option B<+ss>. 690monitor to display anything); option B<+ss>.
699 691
700=item B<transparent:> I<boolean> 692=item B<transparent:> I<boolean>
701 693
702Turn on/off illusion of a transparent window background. 694Turn on/off pseudo-transparency by using the root pixmap as background.
703 695
704B<inheritPixmap> is still accepted as an obsolete alias but will be removed in 696B<inheritPixmap> is still accepted as an obsolete alias but will be removed in
705future versions. 697future versions.
706 698
707I<Please address all transparency related issues to Sasha Vasko at
708sasha@aftercode.net. Read the FAQ (man 7 @@RXVT_NAME@@)!>
709
710=item B<fading:> I<number> 699=item B<fading:> I<number>
711 700
712Fade the text by the given percentage when focus is lost; option B<-fade>. 701Fade the text by the given percentage when focus is lost; option B<-fade>.
713 702
714=item B<fadeColor:> I<colour> 703=item B<fadeColor:> I<colour>
… …
716Fade to this colour, when fading is used (see B<fading:>). The default 705Fade to this colour, when fading is used (see B<fading:>). The default
717colour is black; option B<-fadecolor>. 706colour is black; option B<-fadecolor>.
718 707
719=item B<tintColor:> I<colour> 708=item B<tintColor:> I<colour>
720 709
721Tint the transparent background pixmap with the given colour; option 710Tint the transparent background with the given colour. If the RENDER
722B<-tint>. 711extension is not available only black, red, green, yellow, blue,
712magenta, cyan and white tints can be performed server-side. Note that
713a black tint yields a completely black image while a white tint yields
714the image unchanged; option B<-tint>.
723 715
724=item B<shading:> I<number> 716=item B<shading:> I<number>
725 717
726Darken (0 .. 100) or lighten (-1 .. -100) the transparent background image 718Darken (0 .. 99) or lighten (101 .. 200) the transparent background.
727in addition to tinting it; option B<-sh>. 719A value of 100 means no shading; option B<-sh>.
728 720
729=item B<blendType:> I<string> 721=item B<blendType:> I<string>
730 722
731Specify background blending type; option B<-blt>. 723Specify background blending type; option B<-blt>.
732 724
733=item B<blurRadius:> I<number> 725=item B<blurRadius:> I<number>
734 726
735Apply gaussian blur with the specified radius to the transparent 727Apply gaussian blur with the specified radius to the transparent
736background image; option B<-blr>. 728background; option B<-blr>.
737 729
738=item B<iconFile:> I<file> 730=item B<iconFile:> I<file>
739 731
740Set the application icon pixmap; option B<-icon>. 732Set the application icon pixmap; option B<-icon>.
741 733
… …
755 747
756=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]> 748=item B<backgroundPixmap:> I<file[;geom[:op1][:op2][...]]>
757 749
758Use the specified image file for the background and also 750Use the specified image file for the background and also
759optionally specify its scaling with a geometry string B<WxH+X+Y>, 751optionally specify its scaling with a geometry string B<WxH+X+Y>,
760(default C<0x0+50+50>) in which B<"W" / "H"> specify the 752(default C<100x100+50+50>) in which B<"W" / "H"> specify the
761horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image 753horizontal/vertical scale (percent), and B<"X" / "Y"> locate the image
762centre (percent). A scale of 0 displays the image with tiling. A scale 754centre (percent). A scale of 0 disables scaling.
763of 1 displays the image without any scaling. A scale of 2 to 9 specifies 755The maximum permitted scale is 1000.
764an integer number of images in that direction. No image will be magnified
765beyond 10 times its original size. The maximum permitted scale is 1000.
766Additional operations can be specified after colon B<:op1:op2...>. 756Additional operations can be specified after colon B<:op1:op2...>.
767Supported operations are: 757Supported operations are:
768 758
769 tile force background image to be tiled and not scaled. Equivalent to 0x0 759 tile will tile image
770 propscale will scale image keeping proportions 760 propscale will scale image keeping proportions
771 auto will scale image to match window size. Equivalent to 100x100
772 hscale will scale image horizontally to the window size
773 vscale will scale image vertically to the window size
774 scale will scale image to match window size 761 scale will scale image to match window size
775 root will tile image as if it was a root window background, auto-adjusting 762 root will tile image as if it was a root window background, auto-adjusting
776 whenever terminal window moves 763 whenever terminal window moves
777 764
778If used in conjunction with B<-tr> option, the specified pixmap will be 765If used in conjunction with B<-tr> option, the specified pixmap will be
779blended over transparency image using either alpha-blending, or any 766blended over the transparent background using alpha-blending. If I<afterimage>
780other blending type, specified with B<-blt "type"> option. 767support has been compiled in it is possible to choose other blending
768types with B<-blt "type"> option.
781 769
782=item B<path:> I<path> 770=item B<path:> I<path>
783 771
784Specify the colon-delimited search path for finding background image files. 772Specify the colon-delimited search path for finding background image files.
785 773
… …
912=item B<scrollstyle:> I<mode> 900=item B<scrollstyle:> I<mode>
913 901
914Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is 902Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is
915the author's favourite. 903the author's favourite.
916 904
905=item B<thickness:> I<number>
906
907Set the scrollbar width in pixels.
908
917=item B<scrollBar:> I<boolean> 909=item B<scrollBar:> I<boolean>
918 910
919B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: 911B<True>: enable the scrollbar [default]; option B<-sb>. B<False>:
920disable the scrollbar; option B<+sb>. 912disable the scrollbar; option B<+sb>.
921 913
… …
940B<False>: do not scroll to bottom when tty receives output; option 932B<False>: do not scroll to bottom when tty receives output; option
941B<+si>. 933B<+si>.
942 934
943=item B<scrollWithBuffer:> I<boolean> 935=item B<scrollWithBuffer:> I<boolean>
944 936
945B<True>: scroll with scrollback buffer when tty receives new lines (and 937B<True>: scroll with scrollback buffer when tty receives new lines (i.e.
946B<scrollTtyOutput> is False); option B<-sw>. B<False>: do not scroll 938try to show the same lines) and B<scrollTtyOutput> is False; option
947with scrollback buffer when tty receives new lines; option B<+sw>. 939B<-sw>. B<False>: do not scroll with scrollback buffer when tty receives
940new lines; option B<+sw>.
948 941
949=item B<scrollTtyKeypress:> I<boolean> 942=item B<scrollTtyKeypress:> I<boolean>
950 943
951B<True>: scroll to bottom when a non-special key is pressed. Special keys 944B<True>: scroll to bottom when a non-special key is pressed. Special keys
952are those which are intercepted by rxvt-unicode for special handling and 945are those which are intercepted by rxvt-unicode for special handling and
… …
1035large number (e.g. C<987654321>) to effectively disable the timeout. 1028large number (e.g. C<987654321>) to effectively disable the timeout.
1036 1029
1037=item B<backspacekey:> I<string> 1030=item B<backspacekey:> I<string>
1038 1031
1039The string to send when the backspace key is pressed. If set to B<DEC> 1032The string to send when the backspace key is pressed. If set to B<DEC>
1040or unset it will send B<Delete> (code 127) or, if shifted, B<Backspace> 1033or unset it will send B<Delete> (code 127) or, with control, B<Backspace>
1041(code 8) - which can be reversed with the appropriate DEC private mode 1034(code 8) - which can be reversed with the appropriate DEC private mode
1042escape sequence. 1035escape sequence.
1043 1036
1044=item B<deletekey:> I<string> 1037=item B<deletekey:> I<string>
1045 1038
… …
1164omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex 1157omitting the prefix B<XK_>. Alternatively you can specify I<key> by its hex
1165keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not 1158keysym value (B<0x0000 - 0xFFFF>). Note that the lookup of I<sym>s is not
1166performed in an exact manner; however, the closest match is assured. 1159performed in an exact manner; however, the closest match is assured.
1167 1160
1168I<string> may contain escape values (C<\n>: newline, C<\000>: octal 1161I<string> may contain escape values (C<\n>: newline, C<\000>: octal
1169number), see RESOURCES in C<man 7 X> for futher details. 1162number), see RESOURCES in C<man 7 X> for further details.
1170 1163
1171You can define a range of keysyms in one shot by providing a I<string> 1164You can define a range of keysyms in one shot by providing a I<string>
1172with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/' 1165with pattern B<list/PREFIX/MIDDLE/SUFFIX>, where the delimiter `/'
1173should be a character not used by the strings. 1166should be a character not used by the strings.
1174 1167
1175Its usage can be demonstrated by an example: 1168Its usage can be demonstrated by an example:
1176 1169
1177 URxvt.keysym.M-C-0x61: list|\033<M-C-|abc|> 1170 URxvt.keysym.M-C-0x61: list|\033<|abc|>
1178 1171
1179The above line is equivalent to the following three lines: 1172The above line is equivalent to the following three lines:
1180 1173
1181 URxvt.keysym.Meta-Control-0x61: \033<M-C-a> 1174 URxvt.keysym.Meta-Control-0x61: \033<a>
1182 URxvt.keysym.Meta-Control-0x62: \033<M-C-b> 1175 URxvt.keysym.Meta-Control-0x62: \033<b>
1183 URxvt.keysym.Meta-Control-0x63: \033<M-C-c> 1176 URxvt.keysym.Meta-Control-0x63: \033<c>
1184 1177
1185If I<string> takes the form of C<command:STRING>, the specified B<STRING> 1178If I<string> takes the form of C<command:STRING>, the specified B<STRING>
1186is interpreted and executed as @@RXVT_NAME@@'s control sequence. For 1179is interpreted and executed as @@RXVT_NAME@@'s control sequence. For
1187example the following means "change the current locale to C<zh_CN.GBK> 1180example the following means "change the current locale to C<zh_CN.GBK>
1188when Control-Meta-c is being pressed": 1181when Control-Meta-c is being pressed":
… …
1195C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events: 1188C<@@RXVT_NAME@@ -pe selection>) listens for C<selection:rot13> events:
1196 1189
1197 URxvt.keysym.M-C-c: perl:selection:rot13 1190 URxvt.keysym.M-C-c: perl:selection:rot13
1198 1191
1199Due the the large number of modifier combinations, a defined key mapping 1192Due the the large number of modifier combinations, a defined key mapping
1200will match if at I<at least> the specified identifiers are being set, and 1193will match if I<at least> the specified identifiers are being set, and
1201no other key mappings with those and more bits are being defined. That 1194no other key mappings with those and more bits are being defined. That
1202means that defining a key map for C<a> will automatically provide 1195means that defining a key map for C<a> will automatically provide
1203definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined 1196definitions for C<Meta-a>, C<Shift-a> and so on, unless some of those are defined
1204mappings themselves. 1197mappings themselves.
1205 1198
… …
1451B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that 1444B<@@RXVT_NAME@@> tries to write an entry into the I<utmp>(5) file so that
1452it can be seen via the I<who(1)> command, and can accept messages. To 1445it can be seen via the I<who(1)> command, and can accept messages. To
1453allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root 1446allow this feature, B<@@RXVT_NAME@@> may need to be installed setuid root
1454on some systems or setgid to root or to some other group on others. 1447on some systems or setgid to root or to some other group on others.
1455 1448
1456=head1 COLORS AND GRAPHICS 1449=head1 COLOURS AND GRAPHICS
1457 1450
1458In addition to the default foreground and background colours, 1451In addition to the default foreground and background colours,
1459B<@@RXVT_NAME@@> can display up to 16 colours (8 ANSI colours plus 1452B<@@RXVT_NAME@@> can display up to 88/256 colours: 8 ANSI colours plus
1460high-intensity bold/blink versions of the same). Here is a list of the 1453high-intensity (potentially bold/blink) versions of the same, and 72 (or
1461colours with their names. 1454240 in 256 colour mode) colours arranged in an 4x4x4 (or 6x6x6) colour RGB
1455cube plus a 8 (24) colour greyscale ramp.
1456
1457Here is a list of the ANSI colours with their names.
1462 1458
1463=begin table 1459=begin table
1464 1460
1465 B<color0> (black) = Black 1461 B<color0> (black) = Black
1466 B<color1> (red) = Red3 1462 B<color1> (red) = Red3
… …
1486It is also possible to specify the colour values of B<foreground>, 1482It is also possible to specify the colour values of B<foreground>,
1487B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as 1483B<background>, B<cursorColor>, B<cursorColor2>, B<colorBD>, B<colorUL> as
1488a number 0-15, as a convenient shorthand to reference the colour name of 1484a number 0-15, as a convenient shorthand to reference the colour name of
1489color0-color15. 1485color0-color15.
1490 1486
1491In addition to the colours defined above, @@RXVT_NAME@@ offers an 1487The following text gives values for the standard 88 colour mode (and
1492additional 72 colours. The first 64 of those (with indices 16 to 79) 1488values for the 256 colour mode in parentheses).
1493consist of a 4*4*4 RGB colour cube (i.e. I<index = r * 16 + g * 4 + b +
149416>), followed by 8 additional shades of gray (with indices 80 to 87).
1495 1489
1490The RGB cube uses indices 16..79 (16..231) using the following formulas:
1491
1492 index_88 = (r * 4 + g) * 4 + b + 16 # r, g, b = 0..3
1493 index_256 = (r * 16 + g) * 16 + b + 16 # r, g, b = 0..15
1494
1495The grayscale ramp uses indices 80..87 (232..239), from 10% to 90% in 10%
1496steps (1/26 to 25/26 in 1/26 steps) - black and white are already part of
1497the RGB cube.
1498
1496Together, all those colours implement the 88 colour xterm colours. Only 1499Together, all those colours implement the 88 (256) colour xterm
1497the first 16 can be changed using resources currently, the rest can only 1500colours. Only the first 16 can be changed using resources currently, the
1498be changed via command sequences ("escape codes"). 1501rest can only be changed via command sequences ("escape codes").
1502
1503Applications are advised to use terminfo or command sequences to discover
1504number and RGB values of all colours (yes, you can query this...).
1499 1505
1500Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by 1506Note that B<-rv> (B<"reverseVideo: True">) simulates reverse video by
1501always swapping the foreground/background colours. This is in contrast to 1507always swapping the foreground/background colours. This is in contrast to
1502I<xterm>(1) where the colours are only swapped if they have not otherwise 1508I<xterm>(1) where the colours are only swapped if they have not otherwise
1503been specified. For example, 1509been specified. For example,
… …
1510=head2 ALPHA CHANNEL SUPPORT 1516=head2 ALPHA CHANNEL SUPPORT
1511 1517
1512If Xft support has been compiled in and as long as Xft/Xrender/X don't get 1518If Xft support has been compiled in and as long as Xft/Xrender/X don't get
1513their act together, rxvt-unicode will do it's own alpha channel management: 1519their act together, rxvt-unicode will do it's own alpha channel management:
1514 1520
1515You can prefix any color with an opaquenes percentage enclosed in 1521You can prefix any colour with an opaqueness percentage enclosed in
1516brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage 1522brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage
1517(0-100) that specifies the opacity of the color, where C<0> is completely 1523(0-100) that specifies the opacity of the colour, where C<0> is completely
1518transparent and C<100> is completely opaque. For example, C<[50]red> is a 1524transparent and C<100> is completely opaque. For example, C<[50]red> is a
1519half-transparent red, while C<[95]#00ff00> is an almost opaque green. This 1525half-transparent red, while C<[95]#00ff00> is an almost opaque green. This
1520is the recommended format to specify transparency values, and works with 1526is the recommended format to specify transparency values, and works with
1521all ways to specify a colour. 1527all ways to specify a colour.
1522 1528
… …
1605=item B<RXVT_SOCKET> 1611=item B<RXVT_SOCKET>
1606 1612
1607The unix domain socket path used by @@RXVT_NAME@@c(1) and 1613The unix domain socket path used by @@RXVT_NAME@@c(1) and
1608@@RXVT_NAME@@d(1). 1614@@RXVT_NAME@@d(1).
1609 1615
1610Default F<<< $HOME/.rxvt-unicode-I<< <nodename >> >>>. 1616Default F<<< $HOME/.rxvt-unicode-I<< <nodename> >> >>>.
1611 1617
1612=item B<HOME> 1618=item B<HOME>
1613 1619
1614Used to locate the default directory for the unix domain socket for 1620Used to locate the default directory for the unix domain socket for
1615daemon communications and to locate various resource files (such as 1621daemon communications and to locate various resource files (such as
1616C<.Xdefaults>) 1622C<.Xdefaults>)
1617 1623
1618=item B<XAPPLRESDIR> 1624=item B<XAPPLRESDIR>
1619 1625
1620Directory where various X resource files are being located. 1626Directory where application-specific X resource files are located.
1621 1627
1622=item B<XENVIRONMENT> 1628=item B<XENVIRONMENT>
1623 1629
1624If set and accessible, gives the name of a X resource file to be loaded by 1630If set and accessible, gives the name of a X resource file to be loaded by
1625@@RXVT_NAME@@. 1631@@RXVT_NAME@@.
… …
1630 1636
1631=over 4 1637=over 4
1632 1638
1633=item B</usr/lib/X11/rgb.txt> 1639=item B</usr/lib/X11/rgb.txt>
1634 1640
1635Color names. 1641Colour names.
1636 1642
1637=back 1643=back
1638 1644
1639=head1 SEE ALSO 1645=head1 SEE ALSO
1640 1646
… …
1691 1697
1692Project Coordinator (Changes 1.0 -) 1698Project Coordinator (Changes 1.0 -)
1693 1699
1694=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >> 1700=item Emanuele Giaquinta L<< <e.giaquinta@glauco.it> >>
1695 1701
1696Pty/tty/utmp/wtmp rewrite, lots of random hacking and bugfixing. 1702pty/utmp code rewrite, image code improvements, many random hacks and bugfixes.
1697 1703
1698=back 1704=back
1699 1705

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