factor/extra/curses/curses.factor

485 lines
17 KiB
Factor

! Copyright (C) 2008 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors alien.c-types alien.data alien.strings
classes.struct combinators continuations destructors fry
io.encodings.utf8 kernel libc locals math memoize multiline
namespaces sequences unix.ffi ;
QUALIFIED-WITH: curses.ffi ffi
IN: curses
SYMBOL: current-window
CONSTANT: COLOR_BLACK 0
CONSTANT: COLOR_RED 1
CONSTANT: COLOR_GREEN 2
CONSTANT: COLOR_YELLO 3
CONSTANT: COLOR_BLUE 4
CONSTANT: COLOR_MAGEN 5
CONSTANT: COLOR_CYAN 6
CONSTANT: COLOR_WHITE 7
CONSTANT: A_NORMAL 0
CONSTANT: A_ATTRIBUTES -256
CONSTANT: A_CHARTEXT 255
CONSTANT: A_COLOR 65280
CONSTANT: A_STANDOUT 65536
CONSTANT: A_UNDERLINE 131072
CONSTANT: A_REVERSE 262144
CONSTANT: A_BLINK 524288
CONSTANT: A_DIM 1048576
CONSTANT: A_BOLD 2097152
CONSTANT: A_ALTCHARSET 4194304
CONSTANT: A_INVIS 8388608
CONSTANT: A_PROTECT 16777216
CONSTANT: A_HORIZONTAL 33554432
CONSTANT: A_LEFT 67108864
CONSTANT: A_LOW 134217728
CONSTANT: A_RIGHT 268435456
CONSTANT: A_TOP 536870912
CONSTANT: A_VERTICAL 1073741824
CONSTANT: KEY_CODE_YES 0o400 /* A wchar_t contains a key code */
CONSTANT: KEY_MIN 0o401 /* Minimum curses key */
CONSTANT: KEY_BREAK 0o401 /* Break key (unreliable) */
CONSTANT: KEY_SRESET 0o530 /* Soft (partial) reset (unreliable) */
CONSTANT: KEY_RESET 0o531 /* Reset or hard reset (unreliable) */
CONSTANT: KEY_DOWN 0o402 /* down-arrow key */
CONSTANT: KEY_UP 0o403 /* up-arrow key */
CONSTANT: KEY_LEFT 0o404 /* left-arrow key */
CONSTANT: KEY_RIGHT 0o405 /* right-arrow key */
CONSTANT: KEY_HOME 0o406 /* home key */
CONSTANT: KEY_BACKSPACE 0o407 /* backspace key */
CONSTANT: KEY_DL 0o510 /* delete-line key */
CONSTANT: KEY_IL 0o511 /* insert-line key */
CONSTANT: KEY_DC 0o512 /* delete-character key */
CONSTANT: KEY_IC 0o513 /* insert-character key */
CONSTANT: KEY_EIC 0o514 /* sent by rmir or smir in insert mode */
CONSTANT: KEY_CLEAR 0o515 /* clear-screen or erase key */
CONSTANT: KEY_EOS 0o516 /* clear-to-end-of-screen key */
CONSTANT: KEY_EOL 0o517 /* clear-to-end-of-line key */
CONSTANT: KEY_SF 0o520 /* scroll-forward key */
CONSTANT: KEY_SR 0o521 /* scroll-backward key */
CONSTANT: KEY_NPAGE 0o522 /* next-page key */
CONSTANT: KEY_PPAGE 0o523 /* previous-page key */
CONSTANT: KEY_STAB 0o524 /* set-tab key */
CONSTANT: KEY_CTAB 0o525 /* clear-tab key */
CONSTANT: KEY_CATAB 0o526 /* clear-all-tabs key */
CONSTANT: KEY_ENTER 0o527 /* enter/send key */
CONSTANT: KEY_PRINT 0o532 /* print key */
CONSTANT: KEY_LL 0o533 /* lower-left key (home down) */
CONSTANT: KEY_A1 0o534 /* upper left of keypad */
CONSTANT: KEY_A3 0o535 /* upper right of keypad */
CONSTANT: KEY_B2 0o536 /* center of keypad */
CONSTANT: KEY_C1 0o537 /* lower left of keypad */
CONSTANT: KEY_C3 0o540 /* lower right of keypad */
CONSTANT: KEY_BTAB 0o541 /* back-tab key */
CONSTANT: KEY_BEG 0o542 /* begin key */
CONSTANT: KEY_CANCEL 0o543 /* cancel key */
CONSTANT: KEY_CLOSE 0o544 /* close key */
CONSTANT: KEY_COMMAND 0o545 /* command key */
CONSTANT: KEY_COPY 0o546 /* copy key */
CONSTANT: KEY_CREATE 0o547 /* create key */
CONSTANT: KEY_END 0o550 /* end key */
CONSTANT: KEY_EXIT 0o551 /* exit key */
CONSTANT: KEY_FIND 0o552 /* find key */
CONSTANT: KEY_HELP 0o553 /* help key */
CONSTANT: KEY_MARK 0o554 /* mark key */
CONSTANT: KEY_MESSAGE 0o555 /* message key */
CONSTANT: KEY_MOVE 0o556 /* move key */
CONSTANT: KEY_NEXT 0o557 /* next key */
CONSTANT: KEY_OPEN 0o560 /* open key */
CONSTANT: KEY_OPTIONS 0o561 /* options key */
CONSTANT: KEY_PREVIOUS 0o562 /* previous key */
CONSTANT: KEY_REDO 0o563 /* redo key */
CONSTANT: KEY_REFERENCE 0o564 /* reference key */
CONSTANT: KEY_REFRESH 0o565 /* refresh key */
CONSTANT: KEY_REPLACE 0o566 /* replace key */
CONSTANT: KEY_RESTART 0o567 /* restart key */
CONSTANT: KEY_RESUME 0o570 /* resume key */
CONSTANT: KEY_SAVE 0o571 /* save key */
CONSTANT: KEY_SBEG 0o572 /* shifted begin key */
CONSTANT: KEY_SCANCEL 0o573 /* shifted cancel key */
CONSTANT: KEY_SCOMMAND 0o574 /* shifted command key */
CONSTANT: KEY_SCOPY 0o575 /* shifted copy key */
CONSTANT: KEY_SCREATE 0o576 /* shifted create key */
CONSTANT: KEY_SDC 0o577 /* shifted delete-character key */
CONSTANT: KEY_SDL 0o600 /* shifted delete-line key */
CONSTANT: KEY_SELECT 0o601 /* select key */
CONSTANT: KEY_SEND 0o602 /* shifted end key */
CONSTANT: KEY_SEOL 0o603 /* shifted clear-to-end-of-line key */
CONSTANT: KEY_SEXIT 0o604 /* shifted exit key */
CONSTANT: KEY_SFIND 0o605 /* shifted find key */
CONSTANT: KEY_SHELP 0o606 /* shifted help key */
CONSTANT: KEY_SHOME 0o607 /* shifted home key */
CONSTANT: KEY_SIC 0o610 /* shifted insert-character key */
CONSTANT: KEY_SLEFT 0o611 /* shifted left-arrow key */
CONSTANT: KEY_SMESSAGE 0o612 /* shifted message key */
CONSTANT: KEY_SMOVE 0o613 /* shifted move key */
CONSTANT: KEY_SNEXT 0o614 /* shifted next key */
CONSTANT: KEY_SOPTIONS 0o615 /* shifted options key */
CONSTANT: KEY_SPREVIOUS 0o616 /* shifted previous key */
CONSTANT: KEY_SPRINT 0o617 /* shifted print key */
CONSTANT: KEY_SREDO 0o620 /* shifted redo key */
CONSTANT: KEY_SREPLACE 0o621 /* shifted replace key */
CONSTANT: KEY_SRIGHT 0o622 /* shifted right-arrow key */
CONSTANT: KEY_SRSUME 0o623 /* shifted resume key */
CONSTANT: KEY_SSAVE 0o624 /* shifted save key */
CONSTANT: KEY_SSUSPEND 0o625 /* shifted suspend key */
CONSTANT: KEY_SUNDO 0o626 /* shifted undo key */
CONSTANT: KEY_SUSPEND 0o627 /* suspend key */
CONSTANT: KEY_UNDO 0o630 /* undo key */
CONSTANT: KEY_MOUSE 0o631 /* Mouse event has occurred */
CONSTANT: KEY_RESIZE 0o632 /* Terminal resize event */
CONSTANT: KEY_EVENT 0o633 /* We were interrupted by an event */
CONSTANT: KEY_MAX 0o777 /* Maximum key value is 0633 */
CONSTANT: KEY_F0 0o410 /* Function keys. Space for 64 */
: KEY_F ( n -- code ) KEY_F0 + ; inline /* Value of function key n */
: BUTTON1_RELEASED ( -- mask ) 1 ffi:NCURSES_BUTTON_RELEASED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON1_PRESSED ( -- mask ) 1 ffi:NCURSES_BUTTON_PRESSED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON1_CLICKED ( -- mask ) 1 ffi:NCURSES_BUTTON_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON1_DOUBLE_CLICKED ( -- mask ) 1 ffi:NCURSES_DOUBLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON1_TRIPLE_CLICKED ( -- mask ) 1 ffi:NCURSES_TRIPLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON2_RELEASED ( -- mask ) 2 ffi:NCURSES_BUTTON_RELEASED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON2_PRESSED ( -- mask ) 2 ffi:NCURSES_BUTTON_PRESSED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON2_CLICKED ( -- mask ) 2 ffi:NCURSES_BUTTON_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON2_DOUBLE_CLICKED ( -- mask ) 2 ffi:NCURSES_DOUBLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON2_TRIPLE_CLICKED ( -- mask ) 2 ffi:NCURSES_TRIPLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON3_RELEASED ( -- mask ) 3 ffi:NCURSES_BUTTON_RELEASED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON3_PRESSED ( -- mask ) 3 ffi:NCURSES_BUTTON_PRESSED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON3_CLICKED ( -- mask ) 3 ffi:NCURSES_BUTTON_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON3_DOUBLE_CLICKED ( -- mask ) 3 ffi:NCURSES_DOUBLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON3_TRIPLE_CLICKED ( -- mask ) 3 ffi:NCURSES_TRIPLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON4_RELEASED ( -- mask ) 4 ffi:NCURSES_BUTTON_RELEASED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON4_PRESSED ( -- mask ) 4 ffi:NCURSES_BUTTON_PRESSED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON4_CLICKED ( -- mask ) 4 ffi:NCURSES_BUTTON_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON4_DOUBLE_CLICKED ( -- mask ) 4 ffi:NCURSES_DOUBLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON4_TRIPLE_CLICKED ( -- mask ) 4 ffi:NCURSES_TRIPLE_CLICKED ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON1_RESERVED_EVENT ( -- mask ) 1 ffi:NCURSES_RESERVED_EVENT ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON2_RESERVED_EVENT ( -- mask ) 2 ffi:NCURSES_RESERVED_EVENT ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON3_RESERVED_EVENT ( -- mask ) 3 ffi:NCURSES_RESERVED_EVENT ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON4_RESERVED_EVENT ( -- mask ) 4 ffi:NCURSES_RESERVED_EVENT ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON_CTRL ( -- mask ) 5 0o01 ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON_SHIFT ( -- mask ) 5 0o02 ffi:NCURSES_MOUSE_MASK ; inline
: BUTTON_ALT ( -- mask ) 5 0o04 ffi:NCURSES_MOUSE_MASK ; inline
: REPORT_MOUSE_POSITION ( -- mask ) 5 0o10 ffi:NCURSES_MOUSE_MASK ; inline
: ALL_MOUSE_EVENTS ( -- mask ) REPORT_MOUSE_POSITION 1 - ; inline
ERROR: curses-failed ;
ERROR: unsupported-curses-terminal ;
<PRIVATE
: >BOOLEAN ( ? -- TRUE/FALSE ) ffi:TRUE ffi:FALSE ? ; inline
: curses-pointer-error ( ptr/f -- ptr )
[ curses-failed ] unless* ; inline
: curses-error ( n -- ) ffi:ERR = [ curses-failed ] when ;
PRIVATE>
: curses-ok? ( -- ? )
{ 0 1 2 } [ isatty 0 = not ] all? ;
TUPLE: curses-window < disposable
ptr
parent-window
{ lines integer initial: 0 }
{ columns integer initial: 0 }
{ y integer initial: 0 }
{ x integer initial: 0 }
{ cbreak initial: t }
{ echo initial: f }
{ raw initial: f }
{ scrollok initial: t }
{ leaveok initial: f }
idcok idlok immedok
{ keypad initial: t }
{ encoding initial: utf8 } ;
: <curses-window> ( -- window )
curses-window new-disposable ;
M: curses-window dispose* ( window -- )
ptr>> ffi:delwin curses-error ;
<PRIVATE
: window-params ( window -- lines columns y x )
{ [ lines>> ] [ columns>> ] [ y>> ] [ x>> ] } cleave ;
: set-cbreak/raw ( cbreak raw -- )
[ drop ffi:raw ] [
[ ffi:cbreak ] [ ffi:nocbreak ] if
] if curses-error ;
: apply-window-options ( window -- )
{
[ [ ptr>> ] [ scrollok>> >BOOLEAN ] bi ffi:scrollok curses-error ]
[ [ ptr>> ] [ leaveok>> >BOOLEAN ] bi ffi:leaveok curses-error ]
[ [ ptr>> ] [ keypad>> >BOOLEAN ] bi ffi:keypad curses-error ]
} cleave ;
: apply-global-options ( window -- )
[ [ cbreak>> ] [ raw>> ] bi set-cbreak/raw ]
[ echo>> [ ffi:echo ] [ ffi:noecho ] if curses-error ]
bi ;
SYMBOL: n-registered-colors
MEMO: register-color ( fg bg -- n )
[ n-registered-colors get dup ] 2dip ffi:init_pair curses-error
n-registered-colors inc ;
: init-colors ( -- )
ffi:has_colors [
1 n-registered-colors set
\ register-color reset-memoized
ffi:start_color curses-error
ffi:stdscr 0 f ffi:wcolor_set curses-error
] when ;
PRIVATE>
: setup-window ( window -- window )
[
dup [ window-params ] keep
parent-window>> [ ptr>> ffi:derwin ] [ ffi:newwin ] if*
curses-pointer-error >>ptr &dispose
] [ apply-window-options ] bi ;
: with-window ( window quot -- )
[ current-window ] dip with-variable ; inline
: with-curses ( window quot -- )
curses-ok? [ unsupported-curses-terminal ] unless
[
'[
ffi:initscr curses-pointer-error
>>ptr
{
[ apply-global-options ]
[ apply-window-options ]
[ ptr>> ffi:wclear curses-error ]
[ ptr>> ffi:wrefresh curses-error ]
[ ]
} cleave
init-colors
_ with-window
] [ ffi:endwin curses-error ] finally
] with-destructors ; inline
<PRIVATE
: (wcrefresh) ( window-ptr -- )
ffi:wrefresh curses-error ; inline
: (wcwrite) ( string window-ptr -- )
swap ffi:waddstr curses-error ; inline
:: (wcread) ( n encoding window-ptr -- string )
[
n 1 + malloc &free :> str
window-ptr str n ffi:wgetnstr curses-error
str encoding alien>string
] with-destructors ; inline
: (wcmove) ( y x window-ptr -- )
-rot ffi:wmove curses-error ; inline
: (winsert-blank-line) ( y window-ptr -- )
[ 0 swap (wcmove) ]
[ ffi:winsertln curses-error ] bi ; inline
: (waddch) ( ch window-ptr -- )
swap ffi:waddch curses-error ; inline
: (wgetch) ( window -- key )
ffi:wgetch [ curses-error ] keep ; inline
: (wattroff) ( attribute window-ptr -- )
swap ffi:wattroff curses-error ; inline
: (wattron) ( attribute window-ptr -- )
swap ffi:wattron curses-error ; inline
PRIVATE>
: wcrefresh ( window -- ) ptr>> (wcrefresh) ;
: crefresh ( -- ) current-window get wcrefresh ;
: wgetch ( window -- key ) ptr>> (wgetch) ;
: getch ( -- key ) current-window get wgetch ;
: wgetch-err ( window -- key ) ptr>> ffi:wgetch ;
: getch-err ( -- key ) current-window get wgetch-err ;
: waddch ( ch window -- ) ptr>> (waddch) ;
: addch ( ch -- ) current-window get waddch ;
: wcnl ( window -- ) [ CHAR: \n ] dip waddch ;
: cnl ( -- ) current-window get wcnl ;
: wcwrite ( string window -- ) ptr>> (wcwrite) ;
: cwrite ( string -- ) current-window get wcwrite ;
: wcprint ( string window -- )
ptr>> [ (wcwrite) ] [ CHAR: \n swap (waddch) ] bi ;
: cprint ( string -- ) current-window get wcprint ;
: wcprintf ( string window -- )
ptr>> [ (wcwrite) ] [ CHAR: \n swap (waddch) ]
[ (wcrefresh) ] tri ;
: cprintf ( string -- ) current-window get wcprintf ;
: wcwritef ( string window -- )
ptr>> [ (wcwrite) ] [ (wcrefresh) ] bi ;
: cwritef ( string -- ) current-window get wcwritef ;
: wcread ( n window -- string )
[ encoding>> ] [ ptr>> ] bi (wcread) ;
: cread ( n -- string ) current-window get wcread ;
: werase ( window -- ) ptr>> ffi:werase curses-error ;
: erase ( -- ) current-window get werase ;
: wcmove ( y x window -- )
ptr>> [ (wcmove) ] [ (wcrefresh) ] bi ;
: cmove ( y x -- ) current-window get wcmove ;
: wdelete-line ( y window -- )
ptr>> [ 0 swap (wcmove) ] [ ffi:wdeleteln curses-error ] bi ;
: delete-line ( y -- ) current-window get wdelete-line ;
: winsert-blank-line ( y window -- )
ptr>> (winsert-blank-line) ;
: insert-blank-line ( y -- )
current-window get winsert-blank-line ;
: winsert-line ( string y window -- )
ptr>> [ (winsert-blank-line) ] [ (wcwrite) ] bi ;
: insert-line ( string y -- )
current-window get winsert-line ;
: wattron ( attribute window -- ) ptr>> (wattron) ;
: attron ( attribute -- ) current-window get wattron ;
: wattroff ( attribute window -- ) ptr>> (wattroff) ;
: attroff ( attribute -- ) current-window get wattroff ;
: wall-attroff ( window -- ) [ A_NORMAL ] dip wattroff ;
: all-attroff ( -- ) current-window get wall-attroff ;
: wccolor ( foreground background window -- )
[ register-color ] dip ptr>> swap f ffi:wcolor_set curses-error ;
: ccolor ( foreground background -- )
current-window get wccolor ;
: wccbox ( window -- )
ptr>> 0 0 ffi:box curses-error ;
: cbox ( -- )
current-window get wccbox ;
SYMBOLS: +pressed+ +released+ +clicked+ +double+ +triple+ ;
TUPLE: mouse-event
{ id fixnum }
{ y fixnum }
{ x fixnum }
{ button fixnum }
type
alt
shift
ctrl ;
<PRIVATE
: substate-n ( bstate n -- substate )
[ 1 + ffi:NCURSES_BUTTON_RELEASED ffi:NCURSES_MOUSE_MASK 1 - bitand ] keep
1 - -6 * shift ; inline
: button-n? ( bstate n -- ? ) substate-n 0 = not ; inline
: fill-in-type ( mouse-event bstate button -- )
substate-n {
{ BUTTON1_RELEASED [ +released+ ] }
{ BUTTON1_PRESSED [ +pressed+ ] }
{ BUTTON1_CLICKED [ +clicked+ ] }
{ BUTTON1_DOUBLE_CLICKED [ +double+ ] }
{ BUTTON1_TRIPLE_CLICKED [ +triple+ ] }
} case >>type drop ; inline
: fill-in-bstate ( mouse-event bstate -- )
2dup {
{ [ dup 1 button-n? ] [ [ 1 >>button ] dip 1 fill-in-type ] }
{ [ dup 2 button-n? ] [ [ 2 >>button ] dip 2 fill-in-type ] }
{ [ dup 3 button-n? ] [ [ 3 >>button ] dip 3 fill-in-type ] }
{ [ dup 4 button-n? ] [ [ 4 >>button ] dip 4 fill-in-type ] }
} cond
{
[ BUTTON_CTRL bitand 0 = not [ t >>ctrl ] when drop ]
[ BUTTON_SHIFT bitand 0 = not [ t >>shift ] when drop ]
[ BUTTON_ALT bitand 0 = not [ t >>alt ] when drop ]
} 2cleave ;
: <mouse-event> ( MEVENT -- mouse-event )
[ mouse-event new ] dip {
[ id>> >>id drop ]
[ y>> >>y drop ]
[ x>> >>x drop ]
[ bstate>> fill-in-bstate ]
[ drop ]
} 2cleave ;
PRIVATE>
: getmouse ( -- mouse-event/f )
[
ffi:MEVENT malloc-struct &free
dup ffi:getmouse
ffi:ERR = [ drop f ] [ <mouse-event> ] if
] with-destructors ;
: mousemask ( mask -- newmask oldmask )
0 ulong <ref> [ ffi:mousemask ] keep ulong deref ;
: wget-yx ( window -- y x )
ptr>> [ _cury>> ] [ _curx>> ] bi ;
: get-yx ( -- y x )
current-window get wget-yx ;
: wget-y ( window -- y )
ptr>> _cury>> ;
: get-y ( -- y )
current-window get wget-y ;
: wget-x ( window -- x )
ptr>> _curx>> ;
: get-x ( -- x )
current-window get wget-x ;
: wget-max-yx ( window -- y x )
ptr>> [ _maxy>> 1 + ] [ _maxx>> 1 + ] bi ;
: get-max-yx ( -- y x )
current-window get wget-max-yx ;
: wget-max-y ( window -- y )
ptr>> _maxy>> 1 + ;
: get-max-y ( -- y )
current-window get wget-max-y ;
: wget-max-x ( window -- x )
ptr>> _maxx>> 1 + ;
: get-max-x ( -- x )
current-window get wget-max-x ;