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11 | B<rxvt-unicode>, version B<@@RXVT_VERSION@@>, is a colour vt102 terminal |
11 | B<rxvt-unicode>, version B<@@RXVT_VERSION@@>, is a colour vt102 terminal |
12 | emulator intended as an I<xterm>(1) replacement for users who do not |
12 | emulator intended as an I<xterm>(1) replacement for users who do not |
13 | require features such as Tektronix 4014 emulation and toolkit-style |
13 | require features such as Tektronix 4014 emulation and toolkit-style |
14 | configurability. As a result, B<rxvt-unicode> uses much less swap space -- |
14 | configurability. As a result, B<rxvt-unicode> uses much less swap space -- |
15 | a significant advantage on a machine serving many X sessions. |
15 | a significant advantage on a machine serving many X sessions. |
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16 | |
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17 | This document is also available on the World-Wide-Web at |
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18 | L<http://pod.tst.eu/http://cvs.schmorp.de/rxvt-unicode/doc/rxvt.1.pod>. |
16 | |
19 | |
17 | =head1 FREQUENTLY ASKED QUESTIONS |
20 | =head1 FREQUENTLY ASKED QUESTIONS |
18 | |
21 | |
19 | See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of |
22 | See @@RXVT_NAME@@(7) (try C<man 7 @@RXVT_NAME@@>) for a list of |
20 | frequently asked questions and answer to them and some common |
23 | frequently asked questions and answer to them and some common |
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98 | =item B<-depth> I<bitdepth> |
101 | =item B<-depth> I<bitdepth> |
99 | |
102 | |
100 | Compile I<xft>: Attempt to find a visual with the given bit depth; |
103 | Compile I<xft>: Attempt to find a visual with the given bit depth; |
101 | resource B<depth>. |
104 | resource B<depth>. |
102 | |
105 | |
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106 | [Please note that many X servers (and libXft) are buggy with |
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107 | respect to C<-depth 32> and/or alpha channels, and will cause all sorts |
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108 | of graphical corruption. This is harmless, but we can't do anything about |
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109 | this, so watch out] |
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110 | |
103 | =item B<-geometry> I<geom> |
111 | =item B<-geometry> I<geom> |
104 | |
112 | |
105 | Window geometry (B<-g> still respected); resource B<geometry>. |
113 | Window geometry (B<-g> still respected); resource B<geometry>. |
106 | |
114 | |
107 | =item B<-rv>|B<+rv> |
115 | =item B<-rv>|B<+rv> |
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242 | italic> >> characters are to be printed. See resource B<boldItalicFont> |
250 | italic> >> characters are to be printed. See resource B<boldItalicFont> |
243 | for details. |
251 | for details. |
244 | |
252 | |
245 | =item B<-is>|B<+is> |
253 | =item B<-is>|B<+is> |
246 | |
254 | |
247 | Compile I<font-styles>: Bold/Italic font styles imply high intensity |
255 | Compile I<font-styles>: Bold/Blink font styles imply high intensity |
248 | foreground/background (default). See resource B<intensityStyles> for |
256 | foreground/background (default). See resource B<intensityStyles> for |
249 | details. |
257 | details. |
250 | |
258 | |
251 | =item B<-name> I<name> |
259 | =item B<-name> I<name> |
252 | |
260 | |
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270 | |
278 | |
271 | =item B<-sb>|B<+sb> |
279 | =item B<-sb>|B<+sb> |
272 | |
280 | |
273 | Turn on/off scrollbar; resource B<scrollBar>. |
281 | Turn on/off scrollbar; resource B<scrollBar>. |
274 | |
282 | |
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283 | =item B<-sr>|B<+sr> |
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284 | |
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285 | Put scrollbar on right/left; resource B<scrollBar_right>. |
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286 | |
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287 | =item B<-st>|B<+st> |
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288 | |
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289 | Display rxvt (non XTerm/NeXT) scrollbar without/with a trough; |
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290 | resource B<scrollBar_floating>. |
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291 | |
275 | =item B<-si>|B<+si> |
292 | =item B<-si>|B<+si> |
276 | |
293 | |
277 | Turn on/off scroll-to-bottom on TTY output inhibit; resource |
294 | Turn on/off scroll-to-bottom on TTY output inhibit; resource |
278 | B<scrollTtyOutput> has opposite effect. |
295 | B<scrollTtyOutput> has opposite effect. |
279 | |
296 | |
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285 | =item B<-sw>|B<+sw> |
302 | =item B<-sw>|B<+sw> |
286 | |
303 | |
287 | Turn on/off scrolling with the scrollback buffer as new lines appear. |
304 | Turn on/off scrolling with the scrollback buffer as new lines appear. |
288 | This only takes effect if B<-si> is also given; resource |
305 | This only takes effect if B<-si> is also given; resource |
289 | B<scrollWithBuffer>. |
306 | B<scrollWithBuffer>. |
290 | |
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291 | =item B<-sr>|B<+sr> |
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292 | |
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293 | Put scrollbar on right/left; resource B<scrollBar_right>. |
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294 | |
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295 | =item B<-st>|B<+st> |
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296 | |
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297 | Display rxvt (non XTerm/NeXT) scrollbar without/with a trough; |
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298 | resource B<scrollBar_floating>. |
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299 | |
307 | |
300 | =item B<-ptab>|B<+ptab> |
308 | =item B<-ptab>|B<+ptab> |
301 | |
309 | |
302 | If enabled (default), "Horizontal Tab" characters are being stored as |
310 | If enabled (default), "Horizontal Tab" characters are being stored as |
303 | actual wide characters in the screen buffer, which makes it possible to |
311 | actual wide characters in the screen buffer, which makes it possible to |
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564 | =item B<depth:> I<bitdepth> |
572 | =item B<depth:> I<bitdepth> |
565 | |
573 | |
566 | Compile I<xft>: Attempt to find a visual with the given bit depth; |
574 | Compile I<xft>: Attempt to find a visual with the given bit depth; |
567 | option B<-depth>. |
575 | option B<-depth>. |
568 | |
576 | |
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577 | =item B<buffered:> I<boolean> |
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578 | |
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579 | Compile I<xft>: Turn on/off double-buffering for xft (default enabled). |
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580 | On some card/driver combination enabling it slightly decreases |
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581 | performance, on most it greatly helps it. The slowdown is small, so it |
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582 | should normally be enabled. |
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583 | |
569 | =item B<geometry:> I<geom> |
584 | =item B<geometry:> I<geom> |
570 | |
585 | |
571 | Create the window with the specified X window geometry [default 80x24]; |
586 | Create the window with the specified X window geometry [default 80x24]; |
572 | option B<-geometry>. |
587 | option B<-geometry>. |
573 | |
588 | |
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721 | an integer number of images in that direction. No image will be magnified |
736 | an integer number of images in that direction. No image will be magnified |
722 | beyond 10 times its original size. The maximum permitted scale is 1000. |
737 | beyond 10 times its original size. The maximum permitted scale is 1000. |
723 | Additional operations can be specified after colon B<:op1:op2...>. |
738 | Additional operations can be specified after colon B<:op1:op2...>. |
724 | Supported operations are: |
739 | Supported operations are: |
725 | |
740 | |
726 | tile force background image to be tiled and not scaled. Equivalent to 0x0, |
741 | tile force background image to be tiled and not scaled. Equivalent to 0x0 |
727 | propscale will scale image keeping proportions, |
742 | propscale will scale image keeping proportions |
728 | auto will scale image to match window size. Equivalent to 100x100; |
743 | auto will scale image to match window size. Equivalent to 100x100 |
729 | hscale will scale image horizontally to the window size; |
744 | hscale will scale image horizontally to the window size |
730 | vscale will scale image vertically to the window size; |
745 | vscale will scale image vertically to the window size |
731 | scale will scale image to match window size; |
746 | scale will scale image to match window size |
732 | root will tile image as if it was a root window background, auto-adjusting |
747 | root will tile image as if it was a root window background, auto-adjusting |
733 | whenever terminal window moves. |
748 | whenever terminal window moves |
734 | |
749 | |
735 | If used in conjunction with B<-tr> option, the specified pixmap will be |
750 | If used in conjunction with B<-tr> option, the specified pixmap will be |
736 | blended over transparency image using either alpha-blending, or any |
751 | blended over transparency image using either alpha-blending, or any |
737 | other blending type, specified with B<-blt "type"> option. |
752 | other blending type, specified with B<-blt "type"> option. |
738 | |
753 | |
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803 | text font will being used for the given style. |
818 | text font will being used for the given style. |
804 | |
819 | |
805 | =item B<intensityStyles:> I<boolean> |
820 | =item B<intensityStyles:> I<boolean> |
806 | |
821 | |
807 | When font styles are not enabled, or this option is enabled (B<True>, |
822 | When font styles are not enabled, or this option is enabled (B<True>, |
808 | option B<-is>, the default), bold and italic font styles imply high |
823 | option B<-is>, the default), bold/blink font styles imply high |
809 | intensity foreground/background colours. Disabling this option (B<False>, |
824 | intensity foreground/background colours. Disabling this option (B<False>, |
810 | option B<+is>) disables this behaviour, the high intensity colours are not |
825 | option B<+is>) disables this behaviour, the high intensity colours are not |
811 | reachable. |
826 | reachable. |
812 | |
827 | |
813 | =item B<selectstyle:> I<mode> |
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814 | |
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815 | Set mouse selection style to B<old> which is 2.20, B<oldword> which |
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816 | is xterm style with 2.20 old word selection, or anything else which |
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817 | gives xterm style selection. Only effective when the original (non-perl) |
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818 | selection code is in use. |
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819 | |
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820 | =item B<scrollstyle:> I<mode> |
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821 | |
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822 | Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is |
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823 | the author's favourite. |
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824 | |
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825 | =item B<title:> I<string> |
828 | =item B<title:> I<string> |
826 | |
829 | |
827 | Set window title string, the default title is the command-line |
830 | Set window title string, the default title is the command-line |
828 | specified after the B<-e> option, if any, otherwise the application |
831 | specified after the B<-e> option, if any, otherwise the application |
829 | name; option B<-title>. |
832 | name; option B<-title>. |
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873 | |
876 | |
874 | URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) |
877 | URxvt.print-pipe: cat > $(TMPDIR=$HOME mktemp urxvt.XXXXXX) |
875 | |
878 | |
876 | This creates a new file in your home directory with the screen contents |
879 | This creates a new file in your home directory with the screen contents |
877 | every time you hit C<Print>. |
880 | every time you hit C<Print>. |
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881 | |
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882 | =item B<scrollstyle:> I<mode> |
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883 | |
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884 | Set scrollbar style to B<rxvt>, B<plain>, B<next> or B<xterm>. B<plain> is |
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885 | the author's favourite. |
878 | |
886 | |
879 | =item B<scrollBar:> I<boolean> |
887 | =item B<scrollBar:> I<boolean> |
880 | |
888 | |
881 | B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: |
889 | B<True>: enable the scrollbar [default]; option B<-sb>. B<False>: |
882 | disable the scrollbar; option B<+sb>. |
890 | disable the scrollbar; option B<+sb>. |
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1460 | =back |
1468 | =back |
1461 | |
1469 | |
1462 | =head2 ALPHA CHANNEL SUPPORT |
1470 | =head2 ALPHA CHANNEL SUPPORT |
1463 | |
1471 | |
1464 | If Xft support has been compiled in and as long as Xft/Xrender/X don't get |
1472 | If Xft support has been compiled in and as long as Xft/Xrender/X don't get |
1465 | their act together, rxvt-unicode will support C<rgba:rrrr/gggg/bbbb/aaaa> |
1473 | their act together, rxvt-unicode will do it's own alpha channel management: |
1466 | (recommended, but B<MUST> have 4 digits/component) colour specifications, |
1474 | |
1467 | in addition to the ones provided by X, where the additional A component |
1475 | You can prefix any color with an opaquenes percentage enclosed in |
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1476 | brackets, i.e. C<[percent]>, where C<percent> is a decimal percentage |
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1477 | (0-100) that specifies the opacity of the color, where C<0> is completely |
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1478 | transparent and C<100> is completely opaque. For example, C<[50]red> is a |
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1479 | half-transparent red, while C<[95]#00ff00> is an almost opaque green. This |
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1480 | is the recommended format to specify transparency values, and works with |
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1481 | all ways to specify a colour. |
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1482 | |
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1483 | For complete control, rxvt-unicode also supports |
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1484 | C<rgba:rrrr/gggg/bbbb/aaaa> (exactly four hex digits/component) colour |
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1485 | specifications, where the additional C<aaaa> component specifies opacity |
1468 | specifies opacity (alpha) values. The minimum value of C<0> is completely |
1486 | (alpha) values. The minimum value of C<0000> is completely transparent, |
1469 | transparent). You can also prefix any color with C<[percent]>, where |
1487 | while C<ffff> is completely opaque). The two example colours from |
1470 | C<percent> is a decimal percentage (0-100) that specifies the opacity of |
1488 | earlier could also be specified as C<rgba:ff00/0000/0000/8000> and |
1471 | the color, where C<0> is completely transparent and C<100> is completelxy |
1489 | C<rgba:0000/ff00/0000/f332>. |
1472 | opaque. |
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1473 | |
1490 | |
1474 | You probably need to specify B<"-depth 32">, too, and have the luck that |
1491 | You probably need to specify B<"-depth 32">, too, to force a visual with |
1475 | your X-server uses ARGB pixel layout, as X is far from just supporting |
1492 | alpha channels, and have the luck that your X-server uses ARGB pixel |
1476 | ARGB visuals out of the box, and rxvt-unicode just fudges around. |
1493 | layout, as X is far from just supporting ARGB visuals out of the box, and |
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1494 | rxvt-unicode just fudges around. |
1477 | |
1495 | |
1478 | For example, the following selects an almost completely transparent red |
1496 | For example, the following selects an almost completely transparent black |
1479 | background, and an almost opaque pink foreground: |
1497 | background, and an almost opaque pink foreground: |
1480 | |
1498 | |
1481 | @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/aaaa -fg "[80]pink" |
1499 | @@RXVT_NAME@@ -depth 32 -bg rgba:0000/0000/0000/4444 -fg "[80]pink" |
1482 | |
1500 | |
1483 | I<Please note that transparency of any kind if completely unsupported by |
1501 | When not using a background image, then the interpretation of the |
1484 | the author. Don't bug him with installation questions!> |
1502 | alpha channel is up to your compositing manager (most interpret it as |
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1503 | transparency of course). |
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1504 | |
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1505 | When using a background pixmap or pseudo-transparency, then the background |
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1506 | colour will always behave as if it were completely transparent (so the |
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1507 | background image shows instead), regardless of how it was specified, while |
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1508 | other colours will either be transparent as specified (the background |
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1509 | image will show through) on servers supporting the RENDER extension, or |
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1510 | fully opaque on servers not supporting the RENDER EXTENSION. |
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1511 | |
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1512 | Please note that due to bugs in Xft, specifying alpha values might result |
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1513 | in garbage being displayed when the X-server does not support the RENDER |
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1514 | extension. |
1485 | |
1515 | |
1486 | =head1 ENVIRONMENT |
1516 | =head1 ENVIRONMENT |
1487 | |
1517 | |
1488 | B<@@RXVT_NAME@@> sets and/or uses the following environment variables: |
1518 | B<@@RXVT_NAME@@> sets and/or uses the following environment variables: |
1489 | |
1519 | |