1 ! Copyright (C) 2005, 2009 Slava Pestov.
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: accessors arrays assocs calendar combinators locals
4 colors.constants combinators.short-circuit compiler.units
5 help.tips concurrency.flags concurrency.mailboxes continuations
6 destructors documents documents.elements fry hashtables help
7 help.markup io io.styles kernel lexer listener math models
8 models.delay models.arrow namespaces parser prettyprint quotations
9 sequences strings threads tools.vocabs vocabs vocabs.loader
10 vocabs.parser words debugger ui ui.commands ui.pens.solid ui.gadgets
11 ui.gadgets.glass ui.gadgets.buttons ui.gadgets.editors
12 ui.gadgets.labeled ui.gadgets.panes ui.gadgets.scrollers
13 ui.gadgets.status-bar ui.gadgets.tracks ui.gadgets.borders ui.gestures
14 ui.operations ui.tools.browser ui.tools.common ui.tools.debugger
15 ui.tools.listener.completion ui.tools.listener.popups
16 ui.tools.listener.history ;
19 ! If waiting is t, we're waiting for user input, and invoking
20 ! evaluate-input resumes the thread.
21 TUPLE: interactor < source-editor
22 output history flag mailbox thread waiting token-model word-model popup ;
24 : register-self ( interactor -- )
29 : interactor-continuation ( interactor -- continuation )
30 thread>> continuation>> value>> ;
32 : interactor-busy? ( interactor -- ? )
33 #! We're busy if there's no thread to resume.
35 [ thread>> dup [ thread-registered? ] when ]
40 M: interactor vocabs>>
41 dup interactor-busy? [ drop f ] [
43 interactor-continuation name>>
47 : vocab-exists? ( name -- ? )
48 '[ _ { [ vocab ] [ find-vocab-root ] } 1|| ] [ drop f ] recover ;
50 GENERIC: (word-at-caret) ( token completion-mode -- obj )
52 M: vocab-completion (word-at-caret)
53 drop dup vocab-exists? [ >vocab-link ] [ drop f ] if ;
55 M: word-completion (word-at-caret)
56 vocabs>> assoc-stack ;
58 M: char-completion (word-at-caret)
61 : word-at-caret ( token interactor -- obj )
62 completion-mode (word-at-caret) ;
64 : <word-model> ( interactor -- model )
65 [ token-model>> 1/3 seconds <delay> ]
66 [ '[ _ word-at-caret ] ] bi
69 : <interactor> ( -- gadget )
72 dup one-word-elt <element-model> >>token-model
73 dup <word-model> >>word-model
74 dup model>> <history> >>history ;
77 [ call-next-method ] [ dup word-model>> add-connection ] bi ;
79 M: interactor ungraft*
80 [ dup word-model>> remove-connection ] [ call-next-method ] bi ;
82 M: interactor model-changed
83 2dup word-model>> eq? [
85 [ 2drop ] [ [ value>> ] dip show-summary ] if
86 ] [ call-next-method ] if ;
88 M: interactor stream-element-type drop +character+ ;
90 GENERIC: (print-input) ( object -- )
92 M: input (print-input)
93 dup presented associate
94 [ string>> H{ { font-style bold } } format ] with-nesting nl ;
99 "sans-serif" font-name set
101 ] H{ } make-assoc format . ;
103 : print-input ( object interactor -- )
104 output>> [ (print-input) ] with-output-stream* ;
106 : interactor-continue ( obj interactor -- )
107 mailbox>> mailbox-put ;
109 : interactor-finish ( interactor -- )
110 [ history>> history-add ] keep
112 [ clear-editor drop ]
113 [ model>> clear-undo drop ] 2tri ;
115 : interactor-eof ( interactor -- )
116 dup interactor-busy? [
117 f over interactor-continue
120 : evaluate-input ( interactor -- )
121 dup interactor-busy? [ drop ] [
122 [ control-value ] keep interactor-continue
125 : interactor-yield ( interactor -- obj )
126 dup thread>> self eq? [
129 [ flag>> raise-flag ]
130 [ mailbox>> mailbox-get ]
135 : interactor-read ( interactor -- lines )
136 [ interactor-yield ] [ interactor-finish ] bi ;
138 M: interactor stream-readln
139 interactor-read dup [ first ] when ;
141 : (call-listener) ( quot command listener -- )
142 input>> dup interactor-busy? [ 3drop ] [
144 [ nip interactor-continue ]
148 M: interactor stream-read
152 [ interactor-read dup [ "\n" join ] when ] dip short head
155 M: interactor stream-read-partial
158 M: interactor stream-read1
159 dup interactor-read {
160 { [ dup not ] [ 2drop f ] }
161 { [ dup empty? ] [ drop stream-read1 ] }
162 { [ dup first empty? ] [ 2drop CHAR: \n ] }
166 M: interactor dispose drop ;
168 : go-to-error ( interactor error -- )
169 [ line>> 1- ] [ column>> ] bi 2array
173 TUPLE: listener-gadget < tool input output scroller ;
175 { 600 700 } listener-gadget set-tool-dim
177 : find-listener ( gadget -- listener )
178 [ listener-gadget? ] find-parent ;
180 : listener-streams ( listener -- input output )
181 [ input>> ] [ output>> <pane-stream> ] bi ;
183 : init-listener ( listener -- listener )
185 [ >>input ] [ pane new-pane t >>scrolls? >>output ] bi
186 dup listener-streams >>output drop ;
188 : <listener-gadget> ( -- gadget )
189 vertical listener-gadget new-track
192 dup output>> <scroller> >>scroller
193 dup scroller>> 1 track-add ;
195 M: listener-gadget focusable-child*
196 input>> dup popup>> or ;
198 : wait-for-listener ( listener -- )
199 #! Wait for the listener to start.
200 input>> flag>> wait-for-flag ;
202 : listener-busy? ( listener -- ? )
203 input>> interactor-busy? ;
205 : listener-window* ( -- listener )
207 dup "Listener" open-status-window ;
209 : listener-window ( -- )
210 [ listener-window* drop ] with-ui ;
212 \ listener-window H{ { +nullary+ t } } define-command
214 : (get-listener) ( quot -- listener )
220 [ input>> scroll>caret ]
221 [ input>> request-focus ] tri
223 ] [ listener-window* ] if* ; inline
225 : get-listener ( -- listener )
226 [ listener-gadget? ] (get-listener) ;
228 : show-listener ( -- )
231 \ show-listener H{ { +nullary+ t } } define-command
233 : get-ready-listener ( -- listener )
237 [ listener-busy? not ]
241 GENERIC: listener-input ( obj -- )
243 M: input listener-input string>> listener-input ;
245 M: string listener-input
247 [ set-editor-string ] [ request-focus ] bi ;
249 : call-listener ( quot command -- )
251 '[ _ _ _ dup wait-for-listener (call-listener) ]
252 "Listener call" spawn drop ;
254 M: listener-command invoke-command ( target command -- )
255 [ command-quot ] [ nip ] 2bi call-listener ;
257 M: listener-operation invoke-command ( target command -- )
258 [ operation-quot ] [ nip command>> ] 2bi call-listener ;
260 : eval-listener ( string -- )
261 get-listener input>> [ set-editor-string ] keep
264 : listener-run-files ( seq -- )
266 '[ _ [ run-file ] each ]
271 : com-end ( listener -- )
272 input>> interactor-eof ;
274 : clear-output ( listener -- )
275 output>> pane-clear ;
277 \ clear-output H{ { +listener+ t } } define-command
279 : clear-stack ( listener -- )
280 [ [ clear ] \ clear ] dip (call-listener) ;
282 : use-if-necessary ( word seq -- )
283 2dup [ vocabulary>> ] dip and [
284 2dup [ assoc-stack ] keep = [ 2drop ] [
285 [ vocabulary>> vocab-words ] dip push
289 M: word accept-completion-hook
290 interactor>> vocabs>> use-if-necessary ;
292 M: object accept-completion-hook 2drop ;
294 : quot-action ( interactor -- lines )
295 [ history>> history-add drop ] [ control-value ] [ select-all ] tri
296 [ parse-lines ] with-compilation-unit ;
298 : <debugger-popup> ( error continuation -- popup )
299 over compute-restarts [ hide-glass ] <debugger> "Error" <labeled-gadget> ;
301 : debugger-popup ( interactor error continuation -- )
302 [ one-line-elt ] 2dip <debugger-popup> show-listener-popup ;
304 : handle-parse-error ( interactor error -- )
305 dup lexer-error? [ 2dup go-to-error error>> ] when
306 error-continuation get
309 : try-parse ( lines interactor -- quot/error/f )
310 [ drop parse-lines-interactive ] [
313 dup error>> unexpected-eof? [ drop f ] when
317 : handle-interactive ( lines interactor -- quot/f ? )
318 [ nip ] [ try-parse ] 2bi {
319 { [ dup quotation? ] [ nip t ] }
320 { [ dup not ] [ drop "\n" swap user-input* drop f f ] }
321 [ handle-parse-error f f ]
324 M: interactor stream-read-quot
325 [ interactor-yield ] keep {
326 { [ over not ] [ drop ] }
327 { [ over callable? ] [ drop ] }
329 [ handle-interactive ] keep swap
330 [ interactor-finish ] [ nip stream-read-quot ] if
334 : interactor-operation ( gesture interactor -- ? )
335 [ token-model>> value>> ] keep word-at-caret
336 [ nip ] [ gesture>operation ] 2bi
337 dup [ invoke-command f ] [ 2drop t ] if ;
339 M: interactor handle-gesture
341 { [ over key-gesture? not ] [ call-next-method ] }
342 { [ dup popup>> ] [ { [ pass-to-popup ] [ call-next-method ] } 2&& ] }
343 { [ dup token-model>> value>> ] [ { [ interactor-operation ] [ call-next-method ] } 2&& ] }
347 interactor "interactor" f {
348 { T{ key-down f f "RET" } evaluate-input }
349 { T{ key-down f { C+ } "k" } clear-editor }
352 interactor "completion" f {
353 { T{ key-down f f "TAB" } code-completion-popup }
354 { T{ key-down f { C+ } "p" } recall-previous }
355 { T{ key-down f { C+ } "n" } recall-next }
356 { T{ key-down f { C+ } "r" } history-completion-popup }
359 : listener-thread ( listener -- )
360 dup listener-streams [
361 [ com-browse ] help-hook set
362 '[ [ _ input>> ] 2dip debugger-popup ] error-hook set
367 : start-listener-thread ( listener -- )
370 [ input>> register-self ]
373 ] "Listener" spawn drop ;
375 : restart-listener ( listener -- )
376 #! Returns when listener is ready to receive input.
380 [ input>> clear-editor ]
381 [ start-listener-thread ]
382 [ wait-for-listener ]
385 : listener-help ( -- ) "help.home" com-browse ;
387 \ listener-help H{ { +nullary+ t } } define-command
389 : com-auto-use ( -- )
390 auto-use? [ not ] change ;
392 \ com-auto-use H{ { +nullary+ t } { +listener+ t } } define-command
394 listener-gadget "misc" "Miscellaneous commands" {
395 { T{ key-down f f "F1" } listener-help }
398 listener-gadget "toolbar" f {
399 { f restart-listener }
400 { T{ key-down f { A+ } "u" } com-auto-use }
401 { T{ key-down f { A+ } "k" } clear-output }
402 { T{ key-down f { A+ } "K" } clear-stack }
403 { T{ key-down f { C+ } "d" } com-end }
406 listener-gadget "scrolling"
407 "The listener's scroller can be scrolled from the keyboard."
409 { T{ key-down f { A+ } "UP" } com-scroll-up }
410 { T{ key-down f { A+ } "DOWN" } com-scroll-down }
411 { T{ key-down f { A+ } "PAGE_UP" } com-page-up }
412 { T{ key-down f { A+ } "PAGE_DOWN" } com-page-down }
415 listener-gadget "multi-touch" f {
416 { up-action refresh-all }
419 M: listener-gadget graft*
420 [ call-next-method ] [ restart-listener ] bi ;
422 M: listener-gadget ungraft*
423 [ com-end ] [ call-next-method ] bi ;