! Copyright (C) 2006, 2011 Slava Pestov
! See http://factorcode.org/license.txt for BSD license.
-USING: accessors timers arrays assocs calendar colors.constants
-combinators combinators.short-circuit documents
-documents.elements fry grouping kernel locals make math
-math.functions math.order math.ranges math.rectangles
-math.vectors models models.arrow namespaces opengl sequences
-sorting splitting ui.baseline-alignment ui.clipboards
+USING: accessors arrays assocs calendar colors combinators
+combinators.short-circuit documents documents.elements fonts fry
+grouping kernel literals locals make math math.functions
+math.order ranges math.rectangles math.vectors models
+models.arrow namespaces opengl opengl.gl sequences sorting
+splitting system timers ui.baseline-alignment ui.clipboards
ui.commands ui.gadgets ui.gadgets.borders
ui.gadgets.line-support ui.gadgets.menus ui.gadgets.scrollers
-ui.gestures ui.pens.solid ui.render ui.text unicode.categories ;
-EXCLUDE: fonts => selection ;
+prettyprint math.parser
+ui.gestures ui.pens.solid ui.render ui.text ui.theme unicode variables ;
IN: ui.gadgets.editors
TUPLE: editor < line-gadget
-caret-color
-caret mark
-focused? blink blink-timer ;
+ caret mark
+ caret-shape
+ focused? blink blink-timer
+ default-text
+ preedit-start
+ preedit-end
+ preedit-selected-start
+ preedit-selected-end
+ preedit-selection-mode?
+ preedit-underlines ;
+
+M: editor preedit? preedit-start>> ;
+
+SYMBOLS: +line+ +box+ +filled+ ;
+GLOBAL: caret-is-shape
++line+ caret-is-shape set-global
+
+: <caret-shape> ( -- shape ) caret-is-shape get-global <model> ;
<PRIVATE
: init-editor-locs ( editor -- editor )
<loc> >>caret
+ <caret-shape> >>caret-shape
<loc> >>mark ; inline
: editor-theme ( editor -- editor )
- COLOR: red >>caret-color
monospace-font >>font ; inline
PRIVATE>
: set-caret ( loc editor -- )
[ model>> validate-loc ] [ caret>> ] bi set-model ;
-: change-caret ( editor quot -- )
+: set-mark ( loc editor -- )
+ [ model>> validate-loc ] [ mark>> ] bi set-model ;
+
+: change-caret ( editor quot: ( loc document -- newloc ) -- )
[ [ [ editor-caret ] [ model>> ] bi ] dip call ] [ drop ] 2bi
set-caret ; inline
: mark>caret ( editor -- )
[ editor-caret ] [ mark>> ] bi set-model ;
-: change-caret&mark ( editor quot -- )
+: change-caret&mark ( editor quot: ( loc document -- newloc ) -- )
[ change-caret ] [ drop mark>caret ] 2bi ; inline
: editor-line ( n editor -- str ) control-value nth ;
[ stop-blinking ] [ f >>focused? relayout-1 ] bi ;
: loc>x ( loc editor -- x )
- [ first2 swap ] dip [ editor-line ] [ font>> ] bi swap offset>x round ;
+ [ first2 swap ] dip [ editor-line ] [ font>> ] bi swap offset>x gl-round ;
: loc>point ( loc editor -- loc )
- [ loc>x ] [ [ first ] dip line>y ceiling ] 2bi 2array ;
+ [ loc>x ] [ [ first ] dip line>y gl-ceiling ] 2bi 2array ;
: caret-loc ( editor -- loc )
[ editor-caret ] keep loc>point ;
<PRIVATE
: draw-caret? ( editor -- ? )
- { [ focused?>> ] [ blink>> ] } 1&& ;
+ { [ focused?>> ] [ blink>> ]
+ [ [ preedit? not ] [ preedit-selection-mode?>> not ] bi or ] } 1&& ;
+
+: (caret-location) ( editor -- loc dim )
+ [ caret-loc ] [ caret-dim ] bi ;
+
+: (caret-rect) ( dim -- newdim )
+ second [ 2 / ] keep 2array ;
+
+: draw-caret-line ( editor -- )
+ (caret-location) over v+ gl-line ;
+
+: draw-caret-rect ( editor -- )
+ (caret-location) (caret-rect) gl-rect ;
+
+: draw-caret-rect-filled ( editor -- )
+ (caret-location) (caret-rect) gl-fill-rect ;
+
+: draw-caret-shape ( editor -- )
+ dup caret-shape>> value>>
+ {
+ { +box+ [ draw-caret-rect ] }
+ { +filled+ [ draw-caret-rect-filled ] }
+ [ drop draw-caret-line ]
+ } case ;
+
: draw-caret ( editor -- )
dup draw-caret? [
- [ caret-color>> gl-color ]
- [
- [ caret-loc ] [ caret-dim ] bi
- over v+ gl-line
- ] bi
+ [ editor-caret-color gl-color ] dip
+ draw-caret-shape
] [ drop ] if ;
+:: draw-preedit-underlines ( editor -- )
+ editor [ preedit? ] [ preedit-underlines>> ] bi and [
+ editor [ caret-loc second ] [ caret-dim second ] bi + 2.0 - :> y
+ editor editor-caret first :> row
+ editor font>> foreground>> gl-color
+ editor preedit-underlines>> [
+ GL_LINE_BIT [
+ dup second glLineWidth
+ first editor preedit-start>> second dup 2array v+ first2
+ [ row swap 2array editor loc>x 1.0 + y 2array ]
+ [ row swap 2array editor loc>x 1.0 - y 2array ]
+ bi*
+ gl-line
+ ] do-attribs
+ ] each
+ ] when ;
+
: selection-start/end ( editor -- start end )
[ editor-mark ] [ editor-caret ] bi sort-pair ;
: compute-selection ( editor -- assoc )
dup gadget-selection? [
- [ selection-start/end [ [ first ] bi@ [a,b] ] [ ] 2bi ]
+ [ selection-start/end [ [ first ] bi@ [a..b] ] [ ] 2bi ]
[ model>> ] bi
'[ [ _ _ ] [ _ start/end-on-line ] bi 2array ] H{ } map>assoc
] [ drop f ] if ;
:: draw-selection ( line pair editor -- )
- pair [ editor font>> line offset>x ] map :> pair
+ pair [ editor font>> line offset>x gl-round ] map :> pair
editor selection-color>> gl-color
pair first 0 2array
- pair second pair first - round 1 max editor line-height 2array
+ pair second pair first - 1 max editor line-height 2array
gl-fill-rect ;
: draw-unselected-line ( line editor -- )
] 3bi
] if ;
+: draw-default-text? ( editor -- ? )
+ { [ default-text>> ] [ model>> doc-string empty? ] } 1&& ;
+
+: draw-default-text ( editor -- )
+ [ font>> clone line-color >>foreground ]
+ [ default-text>> ] bi draw-text ;
+
PRIVATE>
-M: editor draw-line ( line index editor -- )
+M: editor draw-line
[ selected-lines get at ] dip over
[ draw-selected-line ] [ nip draw-unselected-line ] if ;
M: editor draw-gadget*
- dup compute-selection selected-lines [
- [ draw-lines ] [ draw-caret ] bi
- ] with-variable ;
+ dup draw-default-text? [
+ [ draw-default-text ] [ draw-caret ] [ draw-preedit-underlines ] tri
+ ] [
+ dup compute-selection selected-lines [
+ [ draw-lines ] [ draw-caret ] [ draw-preedit-underlines ] tri
+ ] with-variable
+ ] if ;
M: editor pref-dim*
+ [ call-next-method ] keep ! at least as big as our min-rows/min-cols
! Add some space for the caret.
- [ font>> ] [ control-value ] bi text-dim { 1 0 } v+ ;
+ [ font>> ] keep dup draw-default-text?
+ [ default-text>> ] [ control-value ] if
+ text-dim { 1 0 } v+ vmax ;
M: editor baseline font>> font-metrics ascent>> ;
M: editor user-input*
[ selection-start/end ] [ model>> ] bi set-doc-range t ;
+M: editor temp-im-input
+ [ selection-start/end ] [ model>> ] bi set-doc-range* t ;
+
: editor-string ( editor -- string )
model>> doc-string ;
[ restart-blinking ]
[ dup caret>> click-loc ] tri ;
+: remove-preedit-text ( editor -- )
+ { [ preedit-start>> ] [ set-caret ]
+ [ preedit-end>> ] [ set-mark ]
+ [ remove-selection ]
+ } cleave ;
+
+: remove-preedit-info ( editor -- )
+ f >>preedit-start
+ f >>preedit-end
+ f >>preedit-selected-start
+ f >>preedit-selected-end
+ f >>preedit-selection-mode?
+ f >>preedit-underlines
+ drop ;
+
: mouse-elt ( -- element )
hand-click# get {
{ 1 one-char-elt }
[ drop dup extend-selection dup mark>> click-loc ]
[ select-elt ] if ;
-: delete-previous-character ( editor -- )
+: delete-previous-character ( editor -- )
char-elt editor-backspace ;
-: delete-next-character ( editor -- )
+: delete-next-character ( editor -- )
char-elt editor-delete ;
-: delete-previous-word ( editor -- )
+: delete-previous-word ( editor -- )
word-elt editor-backspace ;
-: delete-next-word ( editor -- )
+: delete-next-word ( editor -- )
word-elt editor-delete ;
-: delete-to-start-of-line ( editor -- )
+: delete-to-start-of-line ( editor -- )
one-line-elt editor-backspace ;
-: delete-to-end-of-line ( editor -- )
+: delete-to-end-of-line ( editor -- )
one-line-elt editor-delete ;
+: delete-to-start-of-document ( editor -- )
+ doc-elt editor-delete ;
+
+: delete-to-end-of-document ( editor -- )
+ doc-elt editor-delete ;
+
: com-undo ( editor -- ) model>> undo ;
: com-redo ( editor -- ) model>> redo ;
{ redo-action com-redo }
{ T{ key-down f f "DELETE" } delete-next-character }
{ T{ key-down f f "BACKSPACE" } delete-previous-character }
+ { T{ key-down f { S+ } "DELETE" } delete-next-character }
{ T{ key-down f { S+ } "BACKSPACE" } delete-previous-character }
- { T{ key-down f { C+ } "DELETE" } delete-next-word }
- { T{ key-down f { C+ } "BACKSPACE" } delete-previous-word }
- { T{ key-down f { A+ } "DELETE" } delete-to-end-of-line }
- { T{ key-down f { A+ } "BACKSPACE" } delete-to-start-of-line }
-} define-command-map
+ { T{ key-down f ${ os macosx? A+ C+ ? } "DELETE" } delete-next-word }
+ { T{ key-down f ${ os macosx? A+ C+ ? } "BACKSPACE" } delete-previous-word }
+ { T{ key-down f ${ os macosx? M+ A+ ? } "DELETE" } delete-to-end-of-line }
+ { T{ key-down f ${ os macosx? M+ A+ ? } "BACKSPACE" } delete-to-start-of-line }
+} os macosx? [ {
+ { T{ key-down f { C+ } "DELETE" } delete-next-character }
+ { T{ key-down f { C+ } "BACKSPACE" } delete-previous-character }
+} append ] when define-command-map
: com-paste ( editor -- ) clipboard get paste-clipboard ;
-: paste-selection ( editor -- ) selection get paste-clipboard ;
+: paste-selection ( editor -- ) ui.clipboards:selection get paste-clipboard ;
: com-cut ( editor -- ) clipboard get editor-cut ;
: end-of-line ( editor -- ) one-line-elt editor-next ;
+: start-of-paragraph ( editor -- ) paragraph-elt editor-prev ;
+
+: end-of-paragraph ( editor -- ) paragraph-elt editor-next ;
+
editor "caret-motion" f {
{ T{ button-down } position-caret }
{ T{ key-down f f "LEFT" } previous-character }
{ T{ key-down f f "RIGHT" } next-character }
- { T{ key-down f { C+ } "LEFT" } previous-word }
- { T{ key-down f { C+ } "RIGHT" } next-word }
+ { T{ key-down f ${ os macosx? A+ C+ ? } "LEFT" } previous-word }
+ { T{ key-down f ${ os macosx? A+ C+ ? } "RIGHT" } next-word }
{ T{ key-down f f "HOME" } start-of-line }
{ T{ key-down f f "END" } end-of-line }
- { T{ key-down f { C+ } "HOME" } start-of-document }
- { T{ key-down f { C+ } "END" } end-of-document }
-} define-command-map
+ { T{ key-down f ${ os macosx? A+ C+ ? } "UP" } start-of-paragraph }
+ { T{ key-down f ${ os macosx? A+ C+ ? } "DOWN" } end-of-paragraph }
+ { T{ key-down f ${ os macosx? A+ C+ ? } "HOME" } start-of-document }
+ { T{ key-down f ${ os macosx? A+ C+ ? } "END" } end-of-document }
+} os macosx? [ {
+ { T{ key-down f { M+ } "LEFT" } start-of-line }
+ { T{ key-down f { M+ } "RIGHT" } end-of-line }
+ { T{ key-down f { M+ } "UP" } start-of-paragraph }
+ { T{ key-down f { M+ } "DOWN" } end-of-paragraph }
+ { T{ key-down f { M+ } "HOME" } start-of-document }
+ { T{ key-down f { M+ } "END" } end-of-document }
+} append ] when define-command-map
: clear-editor ( editor -- )
model>> clear-doc ;
[ dup select-word ] unless
gadget-selection ;
-: select-previous-character ( editor -- )
+: select-previous-character ( editor -- )
char-elt editor-select-prev ;
-: select-next-character ( editor -- )
+: select-next-character ( editor -- )
char-elt editor-select-next ;
-: select-previous-word ( editor -- )
+: select-previous-word ( editor -- )
word-elt editor-select-prev ;
-: select-next-word ( editor -- )
+: select-next-word ( editor -- )
word-elt editor-select-next ;
-: select-start-of-line ( editor -- )
+: select-start-of-line ( editor -- )
one-line-elt editor-select-prev ;
-: select-end-of-line ( editor -- )
+: select-end-of-line ( editor -- )
one-line-elt editor-select-next ;
-: select-start-of-document ( editor -- )
+: select-start-of-paragraph ( editor -- )
+ paragraph-elt editor-select-prev ;
+
+: select-end-of-paragraph ( editor -- )
+ paragraph-elt editor-select-next ;
+
+: select-start-of-document ( editor -- )
doc-elt editor-select-prev ;
-: select-end-of-document ( editor -- )
+: select-end-of-document ( editor -- )
doc-elt editor-select-next ;
editor "selection" f {
{ T{ key-down f { C+ } "l" } select-line }
{ T{ key-down f { S+ } "LEFT" } select-previous-character }
{ T{ key-down f { S+ } "RIGHT" } select-next-character }
- { T{ key-down f { S+ C+ } "LEFT" } select-previous-word }
- { T{ key-down f { S+ C+ } "RIGHT" } select-next-word }
+ { T{ key-down f ${ S+ os macosx? A+ C+ ? } "LEFT" } select-previous-word }
+ { T{ key-down f ${ S+ os macosx? A+ C+ ? } "RIGHT" } select-next-word }
{ T{ key-down f { S+ } "HOME" } select-start-of-line }
{ T{ key-down f { S+ } "END" } select-end-of-line }
- { T{ key-down f { S+ C+ } "HOME" } select-start-of-document }
- { T{ key-down f { S+ C+ } "END" } select-end-of-document }
-} define-command-map
+ { T{ key-down f ${ S+ os macosx? A+ C+ ? } "UP" } select-start-of-paragraph }
+ { T{ key-down f ${ S+ os macosx? A+ C+ ? } "DOWN" } select-end-of-paragraph }
+ { T{ key-down f ${ S+ os macosx? A+ C+ ? } "HOME" } select-start-of-document }
+ { T{ key-down f ${ S+ os macosx? A+ C+ ? } "END" } select-end-of-document }
+} os macosx? [ {
+ { T{ key-down f { S+ M+ } "LEFT" } select-start-of-line }
+ { T{ key-down f { S+ M+ } "RIGHT" } select-end-of-line }
+ { T{ key-down f { S+ M+ } "UP" } select-start-of-paragraph }
+ { T{ key-down f { S+ M+ } "DOWN" } select-end-of-paragraph }
+ { T{ key-down f { S+ M+ } "HOME" } select-start-of-document }
+ { T{ key-down f { S+ M+ } "END" } select-end-of-document }
+} append ] when define-command-map
: editor-menu ( editor -- )
{
} show-commands-menu ;
editor "misc" f {
+ ! { T{ button-down f f 2 } paste-selection }
{ T{ button-down f f 3 } editor-menu }
} define-command-map
<PRIVATE
-: page-elt ( editor -- editor element ) dup visible-lines 1 - <page-elt> ;
+: page-elt ( editor n -- editor element )
+ over visible-lines 1 - min 1 max <page-elt> ;
+
+: prev-page-elt ( editor -- editor element )
+ dup editor-caret first page-elt ;
+
+: next-page-elt ( editor -- editor element )
+ dup [ control-value length 1 - ] [ editor-caret first ] bi - page-elt ;
PRIVATE>
-: previous-page ( editor -- ) page-elt editor-prev ;
+: previous-page ( editor -- ) prev-page-elt editor-prev ;
-: next-page ( editor -- ) page-elt editor-next ;
+: next-page ( editor -- ) next-page-elt editor-next ;
: select-previous-line ( editor -- ) line-elt editor-select-prev ;
: select-next-line ( editor -- ) line-elt editor-select-next ;
-: select-previous-page ( editor -- ) page-elt editor-select-prev ;
+: select-previous-page ( editor -- ) prev-page-elt editor-select-prev ;
-: select-next-page ( editor -- ) page-elt editor-select-next ;
+: select-next-page ( editor -- ) next-page-elt editor-select-next ;
: insert-newline ( editor -- )
"\n" swap user-input* drop ;
<PRIVATE
: join-lines ( string -- string' )
- "\n" split
+ split-lines
[ rest-slice [ [ blank? ] trim-head-slice ] map! drop ]
[ but-last-slice [ [ blank? ] trim-tail-slice ] map! drop ]
- [ " " join ]
+ [ join-words ]
tri ;
: last-line? ( document line -- ? )
{ T{ key-down f f "RET" } insert-newline }
{ T{ key-down f { S+ } "RET" } insert-newline }
{ T{ key-down f f "ENTER" } insert-newline }
+ { T{ key-down f { S+ } "ENTER" } insert-newline }
{ T{ key-down f { C+ } "j" } com-join-lines }
} define-command-map
: field-theme ( gadget -- gadget )
{ 2 2 } >>size
{ 1 0 } >>fill
- COLOR: gray <solid> >>boundary ; inline
+ field-border-color <solid> >>boundary ; inline
: <field-border> ( gadget -- border )
border new-border field-theme ;
[ [ line-gadget-width ] [ drop second ] 2bi 2array ]
tri border-pref-dim ;
+M: field default-text>> editor>> default-text>> ;
+
+M: field default-text<< editor>> default-text<< ;
+
TUPLE: model-field < field field-model ;
: <model-field> ( model -- gadget )
TUPLE: action-field < field quot ;
-: <action-field> ( quot -- gadget )
- action-field new-field
+: <action-field> ( quot: ( string -- ) -- gadget )
+ action-field [ <editor> ] dip new-border
+ dup gadget-child >>editor
+ field-theme
swap >>quot ;
: invoke-action-field ( field -- )
action-field H{
{ T{ key-down f f "RET" } [ invoke-action-field ] }
} set-gestures
+
+: readline-bindings ( editor-class -- )
+ "readline" f {
+ { T{ key-down f { C+ } "p" } previous-line }
+ { T{ key-down f { C+ } "n" } next-line }
+ { T{ key-down f { C+ } "b" } previous-character }
+ { T{ key-down f { C+ } "f" } next-character }
+ { T{ key-down f { C+ } "a" } start-of-line }
+ { T{ key-down f { C+ } "e" } end-of-line }
+ ! { T{ key-down f { C+ } "t" } transpose-character }
+ { T{ key-down f { C+ } "d" } delete-next-character }
+ { T{ key-down f { C+ } "h" } delete-previous-character }
+ { T{ key-down f { C+ } "u" } delete-to-start-of-line }
+ { T{ key-down f { C+ } "k" } delete-to-end-of-line }
+ { T{ key-down f { C+ } "w" } delete-previous-word }
+ } define-command-map ;
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