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ATERM(1) |
X Tools |
ATERM(1) |
aterm (Afterstep XVT) - a VT102 emulator for the X window system
aterm [options] [-e command [ args ]]
aterm, version 1.0.0, is a colour vt102 terminal emulator, based
on rxvt 2.4.8 with Alfredo Kojima´s additions of fast
transparency, intended as an xterm(1) replacement for users who do not
require features such as Tektronix 4014 emulation and toolkit-style
configurability. As a result, aterm uses much less swap space -- a
significant advantage on a machine serving many X sessions.
It was created with AfterStep Window Manger users in mind,
but is not tied to any libraries, and can be used anywhere.
The aterm options (mostly a subset of xterm´s) are listed
below. In keeping with the smaller-is-better philosophy, options may be
eliminated or default values chosen at compile-time, so options and defaults
listed may not accurately reflect the version installed on your system.
Note that aterm permits the resource name to be used as a
long-option (--/++ option) so the potential command-line options are far
greater than those listed. For example: `aterm --loginShell --color1
Orange´.
- -help, --help
- Print out a message describing available options.
- -version, --version
- Print out a version with/without list of available options.
- -display displayname
- Attempt to open a window on the named X display (-d still
respected). In the absence of this option, the display specified by the
DISPLAY environment variable is used.
- -geometry geom
- Window geometry (-g still respected); resource geometry.
- -rv|+rv
- Turn on/off simulated reverse video; resource reverseVideo.
- -bg colour
- Window background colour; resource background.
- -fg colour
- Window foreground colour; resource foreground.
- -pixmap: file[;geom]
- Specify image file for the background and also optionally specify geometry
of the image to be cut out of original image, to be used as background,
with a geometry string. Note you may need to add quotes to avoid special
shell interpretation of the `;´ in the command-line; resource
backgroundPixmap.
- -mst: name
- Specify the name of the Afterstep MyStyle to be used as the base of
aterm´s look. ForeColor, BackColor, Font, BackPixmap (all texture
options) will be used from MyStyle definition, unless some other command
line option is specifyed for the same setting. For example -fn will
override MyStyle Font. This is available only if used with AfterStep
1.9.28 or later and if compiled with AfterStep libraries support (
--enable-afterstep-lib). resource MyStyle.
- -tr|+tr
- Turn on/off pseudo transparency mode. In this mode aterm will use
part of root background as it´s own background, emulating
see-through effect; resource transparent.
- -trsb|+trsb
- Turn on/off pseudo transparent scrollbar. Works the same as -tr; resource
transpscrollbar.
- -tint color
- Turn on pseudo transparency background tinting. Tinting can be done fast
and slow way. In fast way it will be done by combining of background color
with tinting color using logical function. This function defaults to AND,
and it can be changed using -tinttype option - see below. In
general solid colors like Blue, Red, Green, Cyan, Magenta, Yellow are
good, but you should experiment with it for each background you have. True
tinting is more memory and CPU hungry - tinted copy of background image
will be created every time you move/resize window. It alows for more
smooth tinting thou. You need to build it with
--enable-transparency=yes or --enable-background-imageyes
option, to be able to use this feature. resource tinting.
- -sh amount
- This option allows for darkening/lightening of the background image
amount is the %value of the desired brightness, where 100 is the
original. if amount is less then 100 - image will be darkened. if
amount is less then 0 or more then 100 - image will be lightened.
Lightening can cause some strange looking effects if applied on bright
image. This option causes aterm to create shaded/lightened copy of the
background - it´s more memory cosuming as the result. It does not
make much difference, though, if applied on non transparent background
image. resource shading.
- -fade amount
- This option allows for darkening/lightening of colors when aterm is
loosing focus. amount is the %value of the desired brightness,
where 100 is the original. if amount is less then 100 - colors will
be darkened. if amount is less then 0 or more then 100 - colors
will be lightened. Lightening can cause some strange looking effects if
applied on bright colors. This option causes aterm to use more colors, as
the result it is disabled by default. Use --enable-fading ./configure
option to enable it. resource fading.
- -bgtype type
- Specify type of the transformation to be performed on background image.
Possible types are : tile - plain vanilla tiling of the image.
scale - original image will be scaled to the aterm´s size,
every time you resize window. scalev - original image will be
scaled to the aterm´s height only, every time you resize window.
scaleh - original image will be scaled to the aterm´s width
only, every time you resize window. center - original image will be
centered in aterm´s window. notile - background color will
be padded to image´s right/bottom to make it the same size as
window is. notileh - background color will be padded to
image´s right to make it the same width as window is.
notilev - background color will be padded to image´s bottom
to make it the same height as window is. cut - aterm background
will be cut out of the source image, as if this source image was tiled
across the root window. The portion of the image that lies underneath of
window will be used. If AfterStep Pager, asetroot or Esetroot where used
to set the root image, then this option can be used in conjunction with
-tr option. In this case it will do mentioned transformations to the root
pixmap. and use it as aterm´s background. resource
backgroundType.
- -txttype type
- Allows you to specify logical function to be used when displaying text.
That will cause aterm to logically combine text with background pixels.
That only works with transparent background and background image. Possible
values are : and, andReverse, andInverted,
xor, or, nor, invert, equiv,
invert, orReverse, orInverted, nand; resource
textType.
- -tinttype type
- Allows you to specify logical function to be used when tinting transparent
background. That will cause aterm to logically combine text with
background pixels. NOTE: If shading option is used, or background image is
specifyed - true type will always be used. That works with bpth
transparent background and background image. Possible values are :
- Fast tinting options : and, andReverse, andInverted,
xor, or, nor, invert, equiv,
invert, orReverse, orInverted, nand,
- Slow tinting: true - will do "true" tinting - that means
that background pixel´s RGB components will be decreased
proportionaly to the RGB components of specified tinting color; resource
tintingType.
- -cr colour
- The cursor colour; resource cursorColor.
- -pr colour
- The mouse pointer colour; resource pointerColor.
- -bd colour
- The colour of the border between the xterm scrollbar and the text;
resource borderColor.
- -bl number
- This option specifies that aterm should askwindow manager to not have a
border around term's window; resource borderLess.
- -bw number
- This option specifies the width in pixels of the border surrounding the
window; resource borderWidth.
- -fn fontname
- Main normal text font; resource font.
- -fb fontname
- Main bold text font; resource boldFont.
- -fm fontname
- Main multicharacter font; resource mfont.
- -ib width
- Width of the internal border in pixels; resource
internalBorder.
- -km mode
- Multiple-character font-set encoding mode; eucj: EUC Japanese
encoding. sjis: Shift JIS encoding; resource
multichar_encoding.
- -grk mode
- Greek keyboard translation; iso: ISO-8859 mapping. ibm:
IBM-437 mapping; resource greek_keyboard.
- -name name
- Specify the application name under which resources are to be obtained,
rather than the default executable file name. Name should not contain
`.´ or `*´ characters. Also sets the icon and title
name.
- -ls|+ls
- Start as a login-shell/sub-shell; resource loginShell.
- -ut|+ut
- Inhibit/enable writing a utmp entry; resource utmpInhibit.
- -vb|+vb
- Turn on/off visual bell on receipt of a bell character; resource
visualBell.
- -sb|+sb
- Turn on/off scrollbar; resource scrollBar.
- -si|+si
- Turn on/off scroll-to-bottom on TTY output inhibit; resource
scrollTtyOutput has opposite effect.
- -sk|+sk
- Turn on/off scroll-to-bottom on keypress; resource scrollKey.
- -sr|+sr
- Put scrollbar on right/left; resource scrollBar_right.
- -st|+st
- Display scrollbar without/with a trough; resource
scrollBar_floating.
- -iconic
- Start iconified, if the window manager supports that option.
- -sl number
- Save number lines in the scrollback buffer; resource
saveLines.
- -tn termname
- This option specifies the name of the terminal type to be set in the
TERM environment variable. This terminal type must exist in the
termcap(5) database and should have li# and co#
entries; resource termName.
- -e command [arguments]
- Run the command with its command-line arguments in the aterm
window; also sets the window title and icon name to be the basename of the
program being executed if neither -title (-T) nor -n
are given on the command line. If this option is used, it must be the last
on the command-line. If there is no -e option then the default is
to run the program specified by the SHELL environment variable or,
failing that, sh(1).
- -title text
- Window title -T still respected); the default title is the basename
of the program specified after the \f3\-e\fP option, if any, otherwise the
application name; resource title.
- -n text
- Icon name; the default name is the basename of the program specified after
the \f3\-e\fP option, if any, otherwise the application name; resource
iconName.
- -C
- Capture system console messages.
aterm accepts application defaults set in XAPPLOADDIR/aterm (compile-time
defined: usually /etc/X11/Xresources/aterm) and resources set in
~/.Xdefaults or ~/.Xresources. Note that when reading X
resources, aterm recognizes two class names: XTerm and
Aterm. The class name XTerm allows resources common to both
aterm and xterm to be easily configured, while the class name
Aterm allows resources unique to aterm, notably colours and
key-handling, to be shared between different aterm configurations. If
no resources are specified, suitable defaults will be used. Command-line
arguments can be used to override resource settings. The following resources
are allowed:
- geometry: geom
- Create the window with the specified X window geometry [default 80x24];
option -geometry.
- background: colour
- Use the specified colour as the window´s background colour [default
White]; option -bg.
- foreground: colour
- Use the specified colour as the window´s foreground colour [default
Black]; option -fg.
- colorn: colour
- Use the specified colour for the colour value n, where 0-7
corresponds to low-intensity (normal) colours and 8-15 corresponds to
high-intensity (bold = bright foreground, blink = bright background)
colours. The canonical names are as follows: 0=black, 1=red, 2=green,
3=yellow, 4=blue, 5=magenta, 6=cyan, 7=white, but the actual colour names
used are listed in the COLORS AND GRAPHICS section.
- colorBD: colour
- Use the specified colour to display bold characters when the foreground
colour is the default.
- colorUL: colour
- Use the specified colour to display underlined characters when the
foreground colour is the default.
- cursorColor: colour
- Use the specified colour for the cursor. The default is to use the
foreground colour; option -cr.
- cursorColor2: colour
- Use the specified colour for the colour of the cursor text. For this to
take effect, cursorColor must also be specified. The default is to
use the background colour.
- reverseVideo: boolean
- True: simulate reverse video by foreground and background colours;
option -rv, False: regular screen colours [default]; option
+rv. See note in COLORS AND GRAPHICS section.
- scrollColor: colour
- Use the specified colour for the scrollbar [default #B2B2B2].
- troughColor: colour
- Use the specified colour for the scrollbar´s trough area [default
#969696].
- backgroundPixmap: file[;geom]
- Use the specified image file, and cut the area defined by geometry string
out of it.
- MyStyle: name
- Specify the name of the Afterstep MyStyle to be used as the base of
aterm´s look. ForeColor, BackColor, Font, BackPixmap (all texture
options) will be used from MyStyle definition, unless some other command
line option is specifyed for the same setting. For example resource font
will override MyStyle Font. This is available only if used with AfterStep
1.9.28 or later and if compiled with AfterStep libraries support (
--enable-afterstep-lib).
- transparent
- Turn on/off pseudo transparency mode. In this mode aterm will use
part of root background as it´s own background, emulating
see-through effect;
- tinting: color
- Turn on pseudo transparency background tinting. Tinting can be done fast
and slow way. In fast way it will be done by combining of background color
with tinting color using logical function. This function defaults to AND,
and it can be changed using -tinttype option - see below. In
general solid colors like Blue, Red, Green, Cyan, Magenta, Yellow are
good, but you should experiment with it for each background you have. True
tinting is more memory and CPU hungry - tinted copy of background image
will be created every time you move/resize window. It alows for more
smooth tinting thou. You need to build it with
--enable-transparency=yes or --enable-background-image=yes
option, to be able to use this feature.
- -shading: amount
- This option allows for darkening/lightening of the background image
amount is the %value of the desired brightness, where 100 is the
original. if amount is less then 100 - image will be darkened. if
amount is less then 0 or more then 100 - image will be lightened.
Lightening can cause some strange looking effects if applied on bright
image. This option causes aterm to create shaded/lightened copy of the
background - it´s more memory cosuming as the result. It does not
make much difference, though, if applied on non transparent background
image.
- backgroundType: type
- Specify type of the transformation to be performed on background image.
Possible types are : tile - plain vanilla tiling of the image.
scale - original image will be scaled to the aterm´s size,
every time you resize window. scalev - original image will be
scaled to the aterm´s height only, every time you resize window.
scaleh - original image will be scaled to the aterm´s width
only, every time you resize window. center - original image will be
centered in aterm´s window. notile - background color will
be padded to image´s right/bottom to make it the same size as
window is. notileh - background color will be padded to
image´s right to make it the same width as window is.
notilev - background color will be padded to image´s bottom
to make it the same height as window is. cut - aterm background
will be cut out of the source image, as if this source image was tiled
across the root window. The portion of the image that lies underneath of
window will be used. If AfterStep Pager, asetroot or Esetroot where used
to set the root image, then this option can be used in conjunction with
-tr option. In this case it will do mentioned transformations to the root
pixmap. and use it as aterm´s background.
- textType: type
- Allows you to specify logical function to be used when displaying text.
That will cause aterm to logically combine text with background pixels.
That only works with transparent background and background image. Possible
values are : and, andReverse, andInverted,
xor, or, nor, invert, equiv,
invert, orReverse, orInverted, nand.
- tintingType type
- Allows you to specify logical function to be used when tinting transparent
background. That will cause aterm to logically combine text with
background pixels. NOTE: If shading option is used, or background image is
specifyed - true type will always be used. That works with bpth
transparent background and background image. Possible values are :
- Fast tinting options : and, andReverse, andInverted,
xor, or, nor, invert, equiv,
invert, orReverse, orInverted, nand,
- Slow tinting: true - will do "true" tinting - that means
that background pixel´s RGB components will be decreased
proportionaly to the RGB components of specified tinting color.
- menu: file[;tag]
- Read in the specified menu file (note the `.menu´ extension is
optional) and also optionally specify a starting tag to find. See the
reference documentation for details on the syntax for the menuBar.
- path: path
- Specify the colon-delimited search path for finding files (XPM and menus),
in addition to the paths specified by the RXVTPATH and PATH
environment variables.
- font: fontname
- Select the main text font used [default 7x14]; option -fn.
- fontn: fontname
- Specify the alternative font n. The default font values:
-
font: |
7x14 |
font1: |
6x10 |
font2: |
6x13 |
font3: |
8x13 |
font4: |
9x15 |
- boldFont: fontname
- Specify the name of the bold font to use if colorBD has not been
specified and it is not possible to map the default foreground colour to
colour 8-15 [default NONE]. This font must be the same height and width as
the normal font; option -fb.
- mfont: fontname
- Select the main multiple-character text font used [default k14]; option
-fk.
- mfontn: fontname
- Specify the alternative multiple-character font n. If compiled for
multiple-character fonts, the Roman and multiple-character font sizes
should match.
- multichar_encoding: mode
- Set the encoding mode to be used when multicharacter encoding is received;
eucj: EUC Japanese encoding [default for Kanji]. sjis: Shift
JIS encoding. big5: BIG5 encoding; option -km.
- greek_keyboard: mode
- Set the Greek keyboard translation mode to be used; iso: ISO-8859
mapping (elot-928) [default]. ibm: IBM-437 mapping (DOS codepage
737); option -grk. Use Mode_switch to toggle keyboard input.
For more details, see the distributed file README.greek.
- title: text
- Set window title string, the default title is the command-line specified
after the -e option, if any, otherwise the application name; option
-title.
- iconName: text
- Set the name used to label the window´s icon or displayed in an
icon manager window, it also sets the window´s title unless it is
explicitly set; option -n.
- mapAlert: boolean
- True: de-iconify (map) on receipt of a bell character.
False: no de-iconify (map) on receipt of a bell character
[default].
- visualBell: boolean
- True: use visual bell on receipt of a bell character; option
-vb. False: no visual bell [default]; option
+vb.
- loginShell: boolean
- True: start as a login shell by prepending a `-´ to
argv[0] of the shell; option -ls. False: start as a
normal sub-shell [default]; option +ls.
- utmpInhibit: boolean
- True: inhibit writing record into the system log file utmp;
option -ut. False: write record into the system log file
utmp [default]; option +ut.
- print-pipe: string
- Specify a command pipe for vt100 printer [default lpr(1)]. Use
Print to initiate a screen dump to the printer and
Ctrl-Print or Shift-Print to include the scrollback as
well.
- scrollBar: boolean
- True: enable the scrollbar [default]; option -sb.
False: disable the scrollbar; option +sb. Note that the
scrollbar type (with/without arrows) is compile-time selected.
- smallfont_key: keysym
- If enabled, use Alt-keysym to toggle to a smaller font
[default Alt-<]
- bigfont_key: keysym
- If enabled, use Alt-keysym to toggle to a bigger font
[default Alt->]
- saveLines: number
- Save number lines in the scrollback buffer [default 64]; option
-sl.
- termName: termname
- Specifies the terminal type name to be set in the TERM environment
variable; option -tn.
- meta8: boolean
- True: handle Meta (Alt) + keypress to set the 8th bit.
False: handle Meta (Alt) + keypress as an escape prefix
[default].
- modifier: string
- Set the Meta key to be enabled by modifier Mod1, Mod2,
Mod3, Mod4 or Mod5.
- backspacekey: string
- The string to send when the backspace key is pressed. If set to DEC
or unset it will send Delete (code 127) or, if shifted,
Backspace (code 8) - which can be reversed with the appropriate DEC
private mode escape sequence.
- deletekey: string
- The string to send when the delete key (not the keypad delete key) is
pressed. If unset it will send the sequence traditionally associated with
the Execute key.
- cutchars: string
- The characters used as delimiters for double-click word selection. The
built-in default:
BACKSLASH `"´&()*,;<=>?@[]{|}
- keysym.sym: string
- Associate string with keysym sym (0xFF00 - 0xFFFF).
It may contain escape values (\a: bell, \b: backspace, \e, \E: escape, \n:
newline, \r: return, \t: tab, \000: octal number) or control characters
(^?: delete, ^@: null, ^A ...) and may enclosed with double quotes so that
it can start or end with whitespace. The intervening resource name
keysym. cannot be omitted. This resource is only available when
compiled with KEYSYM_RESOURCE.
Lines of text that scroll off the top of the aterm window (resource:
saveLines) and can be scrolled back using the scrollbar or by
keystrokes. The normal aterm scrollbar has arrows and its behaviour is
fairly intuitive. The xterm-scrollbar is without arrows and its
behaviour mimics that of xterm. When build with --enable-next-scroll
aterm will have NeXT-ish scrollbars. They look nicer and easier in use,
but have slightly larger size. Their look and size can be tweaked at compile
time by modifying parameters in rxvt.h.
Scroll down with Button1 (xterm-scrollbar) or
Shift-Next. Scroll up with Button3 (xterm-scrollbar) or
Shift-Prior. Continuous scroll with Button2.
To temporarily override mouse reporting, for either the scrollbar or the normal
text selection/insertion, hold either the Shift or the Meta (Alt) key while
performing the desired mouse action.
If mouse reporting mode is active, the normal scrollbar actions
are disabled -- on the assumption that we are using a fullscreen
application. Instead, pressing Button1 and Button3 sends ESC[6~
(Next) and ESC[5~ (Prior), respectively. Similarly, clicking on the
up and down arrows sends ESC[A (Up) and ESC[B (Down),
respectively.
The behaviour of text selection and insertion mechanism is similar to
xterm(1).
- Selection:
- Left click at the beginning of the region, drag to the end of the region
and release; Right click to extend the marked region; Left double-click to
select a word; Left triple-click to select the entire line.
- Insertion:
- Pressing and releasing the Middle mouse button (or Shift-Insert) in
an aterm window causes the current text selection to be inserted as
if it had been typed on the keyboard.
You can change fonts on-the-fly, which is to say cycle through the default font
and others of various sizes, by using Shift-KP_Add and
Shift-KP_Subtract. Or, alternatively (if enabled) with Alt->
and Alt-<, where the actual key can be selected using resources
smallfont_key/bigfont_key.
aterm tries to write an entry into the utmp(5) file so that it can
be seen via the who(1) command, and can accept messages. To allow this
feature, aterm must be installed setuid root on some systems.
If graphics support was enabled at compile-time, aterm can be queried
with ANSI escape sequences and can address individual pixels instead of text
characters. Note the graphics support is still considered beta code.
In addition to the default foreground and background colours,
aterm can display up to 16 colours (8 ANSI colours plus
high-intensity bold/blink versions of the same). Here is a list of the
colours with their rgb.txt names.
color0 |
(black) |
= Black |
color1 |
(red) |
= Red3 |
color2 |
(green) |
= Green3 |
color3 |
(yellow) |
= Yellow3 |
color4 |
(blue) |
= Blue3 |
color5 |
(magenta) |
= Magenta3 |
color6 |
(cyan) |
= Cyan3 |
color7 |
(white) |
= AntiqueWhite |
color8 |
(bright black) |
= Grey25 |
color9 |
(bright red) |
= Red |
color10 |
(bright green) |
= Green |
color11 |
(bright yellow) |
= Yellow |
color12 |
(bright blue) |
= Blue |
color13 |
(bright magenta) |
= Magenta |
color14 |
(bright cyan) |
= Cyan |
color15 |
(bright white) |
= White |
foreground |
|
= Black |
background |
|
= White |
It is also possible to specify the colour values of
foreground, background, cursorColor,
cursorColor2, colorBD, colorUL as a number 0-15, as a
convenient shorthand to reference the colour name of color0-color15.
Note that -rv ("reverseVideo: True")
simulates reverse video by always swapping the foreground/background
colours. This is in contrast to xterm(1) where the colours are only
swapped if they have not otherwise been specified. For example,
- aterm -fg Black -bg White -rv
- would yield White on Black, while on xterm(1) it would yield Black
on White.
aterm sets the environment variables TERM, COLORTERM and
COLORFGBG. The environment variable WINDOWID is set to the X
window id number of the aterm window and it also uses and sets the
environment variable DISPLAY to specify which display terminal to use.
aterm uses the environment variables ATERMPATH, then
RXVTPATH and finally PATH to find XPM files.
- /etc/utmp
- System file for login records.
- /usr/lib/X11/rgb.txt
- Color names.
xterm(1), sh(1), resize(1), X(1), pty(4),
tty(4), utmp(5)
Cursor change support is not yet implemented.
Click-and-drag doesn´t work with X11 mouse report
overriding.
Graphics support is fairly crude.
aterm-0.4.2.tar.gz can be found at the following ftp sites
ftp://ftp.afterstep.org/apps/aterm
- Project Coordinator
- Sasha Vasko <sasha@aftercode.net>
- Web page maintainter
- Sasha Vasko <sasha@aftercode.net>
<http://www.afterstep.org/aterm>
- Online support
- You can meet maintainers online, get support, report bugs and make
sugestions on AfterStep IRC channel: #afterstep on
freenode.net.
- Mailing list
- Support for aterm can be obtained from AfterStep mailing
list http://mail.afterstep.org/mailman/listinfo/as-users/.
- John Bovey
- University of Kent, 1992, wrote the original Xvt.
- Rob Nation <nation@rocket.sanders.lockheed.com>
- very heavily modified Xvt and came up with Rxvt
- Angelo Haritsis <ah@doc.ic.ac.uk>
- wrote the Greek Keyboard Input
- mj olesen <olesen@me.QueensU.CA>
- Wrote the menu system.
Project Coordinator (changes.txt 2.11 to 2.21)
- Oezguer Kesim <kesim@math.fu-berlin.de>
- Project Coordinator (changes.txt 2.21a to 2.4.5)
- Geoff Wing <gcw@pobox.com>
- Rewrote screen display and text selection routines.
Project Coordinator (changes.txt 2.4.6 - )
- Sasha Vasko <sasha@aftercode.net>
- branched rxvt with Alfredo Kojima additions to aterm.
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