GLOSSARY
- block
- A portion of the file being edited; usually highlighted. A block can be one of line block , box block , word block , column block , or stream block .
- Bottom-of-File line
- A line marker, identifying the end of the file.
- box block
- A type of block . It is a rectangular portion of the filearea .
- column block
- A type of block . It is similar to a box block except that a columnar portion of every line in the file is included.
- command line
- The area of the display, usually identified by an arrow prompt, "====>", where THE commands are entered.
- current line
- The line in the filearea , normally highlighted, from which commands entered on the command line take effect.
- cursor field
- The "field" in which the cursor is currently located. This can be the prefix area , command line or filearea .
- filearea
- That part of the screen display where the contents of the file being edited are displayed.
- focus line
- The line in the filearea which currently has the focus. If the cursor is in the filearea or prefix area , it is the line on which the cursor is displayed. If the cursor is on the command line , the focus line is the current line . All THE commands operate relative to the focus line.
- idline
- That part of the screen display which shows details about the file being edited.
- line block
- A type of block . It consists of consecutive lines within the filearea .
- macro
- A file containing a sequence of THE commands. Macros can be written in REXX if a supported REXX interpreter is available.
- *** NOTE ***
- If REXX support is NOT enabled in THE, the first line of the THE macro file MUST contain the comment:
- /*NOREXX*/
- message line
- That portion of the screen used to display messages.
- prefix area
- That part of the screen display where prefix commands can be entered. It also displays the line number of each line in the file if SET NUMBER is ON.
- profile
- A macro file that is executed at the start of an editing session.
- relative target
- A subset of target , but only supports targets that are relative to the focus line , like -5, *.
- reserved line
- A line within the filearea that contains user text that the user can define with the SET RESERVED command.
- REXX
- A powerful, easy-to-learn macro language available on most platforms. THE uses REXX as its macro language.
- ring
- The set of files currently being edited are arranged in a ring formation.
- scale line
- A line in the filearea showing column positions.
- shadow line
- A line which signifies how many lines have been excluded from display. See SET SHADOW , SET SELECT .
- status line
- That part of the screen display showing details about the entire THE session.
- stream block
- A type of block . It is a stream of characters that span one or more consecutive lines in the filearea .
- tab line
- A line in the filearea which displays the currently set TAB stops.
- target
- A method of referring to some part of the file being edited.
- Top-of-File line
- A line marker, identifying the beginning of the file.
- vershift
- An internal number which defines the number of columns the displayed text is offset from the verift setting as a result of automatically scrolling horizontally, or by the use of the LEFT , RIGHT , or RGTLEFT commands.
- word block
- A type of block . It consists of a contiguous series of non-space characters on a line plus any trailing spaces.
The Hessling Editor is Copyright © Mark Hessling, 1990-1996
<M.Hessling@qut.edu.au>
Generated on: 26 May 1996
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