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showdvi.help
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1991-09-19
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#menu (0, 63, 31) Project
This menu includes all facilities
concerning DVI-file access and
handling of other programs.
#menu (0, 0, 31) about
opens an inforation window.
After displaying the copyright
notice it gives access to a set
of help pages.
Pressing the 'OK' gadget of the
<RETURN> key will close the window.
shortcut character: HELP-Taste
#menu (0, 1, 31) ""
formatting blank line
#menu (0, 2, 31) open again
An allready loaded DVI-file will be
reloaded. This will normally by used
for restauring a recompiled file.
shortcut character: a (ARexx: loadagain)
#menu (0, 3, 31) open new
Opens a file requester for selecting
a new DVI-file.
Uses the 'req.library'.
shortcut character: AMIGA-O (ARexx: loadnew)
#menu (0, 4, 31) auto load again
Toggles the "auto load again" feature.
With "auto load again" set on, every time the
ShowDVI window becomes active, it will test
if the current DVI-file has been recreated.
In that case it will be reloaded.
shortcut character: AMIGA-A
#menu (0, 5, 31) ""
formatting blank line
#menu (0, 6, 31) shell commands -->
This submenu includes all actions concerning
extern programs.
#menu (0, 6, 0) new cli
Opens a CLI window on the ShowDVI screen.
Using OS2.0 the new shell will be started
asynchronously. That means, that you can
proceed using ShowDVI even when the CLI
window is open.
shortcut character: !
#menu (0, 6, 1) Execute Command
Opens a string requester for entering a
CLI comand, that will be executed. For
its IO a window will be opened on the
ShowDVI-Screen, which can be closed by
using the close-button or typing CTRL-\.
This facility requires OS 2.0.
shortcut character: AMIGA-E
#menu (0, 6, 2) TeX-script
Executes the shell script of the name defined in the file
'ShowDVI.config'. Setting now is '%s'.
If the environment variable TEXFORMATS is not set, ShowDVI
will ask for a format file. (If this function is called by pressing
the 'R' key, the format file will be asked every time.) The
shell script is called with three comand line options
(.key filename/a,directory/a,screenname/k): the name of the
currently loaded TeX file, its directory and the name of the
public screen (%s) on which the IO window will
be opened. This window can be closed by using the close-button
or typing CTRL-\.
This facility requires OS 2.0.
shortcut character: r oder R
#menu (0, 6, 3) ARexx TeX-Shell
Invoces an ARexx script of the name defined in the file
'ShowDVI.config'. Setting now is '%s'.
This script drives the comunication between the editor,
TeX and ShowDVI.
First one will be asked for the name of a public screen.
Using the default '%s' an window on ShowDVIs screen
will come up. Entering 'Workbench' will
open a window on the Workbench screen. The name of the
screen will be passed to the ARexx script as comand line
parameter.
This facility requires OS 2.0.
The ARexx-Script can also be invoced in a CLI window
on the workbench using OS 1.3.
#menu (0, 6, 4) change ENV:TEXFORMAT
Asks for a format-file name and assigns the
environment variable TEXFORMATS to it.
This variable is evaluated by the 'r'
comand, the ARexx scripts as well
as by 'virtex'.
This facility requires OS 2.0.
#menu (0, 6, 5) SpecialHost
Starts the program 'SpecialHost', that handles
the \special TeX directive. Depending on the
configuration of the program it will open
a window on the ShowDVI screen or on the
workbench.
This facility requires OS 2.0.
#menu (0, 7, 31) ""
formatting blank line
#menu (0, 8, 31) print page
This selection prints the currently displayed
page (of course a DVI-file must be loaded).
It will use the printer driver selected in
the prefences.
An allready printed page will be interrupted
by a second invocation of this menu item.
The printing process will be indicated by a 'P'
on the right handside of the titlebar. In that
case the current page cannot be switched.
shortcut character: p (ARexx: printpage)
#menu (0, 9, 31) ""
formatting blank line
#menu (0, 10, 31) WB to front
Switches to the workbench screen.
shortcut character: d (ARexx: wbtofront)
#menu (0, 11, 31) Hide
Drops back the ShowDVI screen.
shortcut character: ESC (ARexx: toback)
#menu (0, 12, 31) Save config
Saves the current settings (actual resolution,
color values etc.) in the file 'ShowDVI.config'.
This file will usually be located in the
directory 'TeX:config' unless the environment
variable 'TEXCONFIG' overrides this.
shortcut character: AMIGA-W (Arexx: saveconfig)
#menu (0, 13, 31) ""
formatting blank line
#menu (0, 14, 31) Quit
Leaves the program after acknowledgement.
To do this, all windows created by ShowDVI
(like a CLI window) must be closed before.
The program SpecialHost is special, in that
it receives a message from ShowDVI to inform
it to quit. Hence it need not be closed
explicitely.
CTRL-C leaves the program without
acknowledgement.
shortcut character: AMIGA-Q (ARexx: exit)
#
#menu (1, 63, 31) Outfit
This menue deals with the
outfit of ShowDVI.
#menu (1, 0, 31) lace
Toggles between interlace and
non interlace mode.
shortcut character: i (ARexx: togglelace)
#menu (1, 1, 31) scroll bar
Toggles the scrollbars at the
right and lower edge of the window.
shortcut character: o (ARexx: togglescrollbar)
#menu (1, 2, 31) full page
Toggles between 'full-page' and
normal display mode.
In 'full-page' mode the actual page is
shrinked to fit on the ShowDVI screen.
The character 'F' on the right of the
titlebar indicates the 'full-page' mode.
shortcut character: f (ARexx: fullpage)
#menu (1, 3, 31) measure window
Opens and closes the 'Measure Window', in
which the page size, the mouse position
and the scale factors are displayed.
To get numbers corresponding to the
lengths of the printed page, one must
multily them with the magnification (/1000).
Dragging the mouse with the left button pressed
will display the distance form the current
mouse position to the place where the
button was pressed.
The used unit can be set with the 'Unit'
menu item.
shortcut character: m
#menu (1, 4, 31) border line
Toggles the dispaly of the 'border-line'.
These lines mark the margins set up
by 'hoffset' and 'voffset' (default:
1 inch) and the security bounaries
for 'overfull box'es (allways 1 inch).
shortcut character: l
#menu (1, 5, 31) ""
formatting blank line
#menu (1, 6, 31) 4 color screen
Switches between a two and
four color screen.
#menu (1, 7, 31) page scrollbar
Switches to 'page-scroll' mode. In this
mode the right scrollbar will show the
current page number. Using the mouse or
the cursor or the usual pagination keys
like RETURN, ENTER, + etc. one can select
the desired page number. Selecting this
menu item again, pressing the 's' key
or pressing the 'no' Gadget will cancel
this mode without leaving the current page.
shortcut character: s
#menu (1, 8, 31) ""
formatting blank line
#menu (1, 9, 31) unit -->
This submemu allows the user to select
the unit in which any size will be
displayed.
#menu (1, 9, 0) inch
Selects as unit 1'' (inch).
1 inch = 72.27 pt = 2.54 cm
#menu (1, 9, 1) cm
Selects as unit 1cm (centimeter).
1 cm = 28.54 pt
#menu (1, 9, 2) pt
Selects as unit 1pt (point).
This unit is not often used in common
life. For typsetting purposes may be
very helpful though. In TeX the default
fontsize is 10pt.
1 pt = 0.0351 cm = 65536 sp (intern TeX unit)
#menu (1, 10, 31) color
A color requestor will pop up.
One can now select the colors of the
ShowDVI screen. To save the choise
invoce the menu item 'save-config'.
Requires the 'req.library'.
shortcut character: AMIGA-C
#menu (1, 11, 31) clone wb color
Set the colors of the ShowDVI screen
to the colors of the workbench screen.
#menu (1, 12, 31) Screen Prefs
Opens a window, in which you can change
the size of the ShowDVI screen.
This facility requires OS 2.0 (KS 37.x).
shortcut character: AMIGA-X
#
#menu (2, 63, 31) Move
Main menu handling page switches
of the currently loaded DVI-file.
#menu (2, 0, 31) prev page
Switches to previous page.
BACKSPACE will display the same part of
the page as of the current page, whereas
'-' will allways go to the end of the page.
shortcut character: BACKSPACE, - (ARexx: prev)
#menu (2, 1, 31) next page
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