author | Claus Gittinger <cg@exept.de> |
Sun, 11 May 2014 13:33:42 +0200 | |
changeset 14351 | 691c1569babc |
parent 13867 | 9b47144adc96 |
child 14486 | c8b1e2d7dc46 |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 2010 by Jan Vrany, SWING Research Group. CTU in Prague |
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class: Tools::CodeHighlightingService
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All Rights Reserved |
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|
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Permission is hereby granted, free of charge, to any person |
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obtaining a copy of this software and associated documentation |
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files (the 'Software'), to deal in the Software without |
|
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restriction, including without limitation the rights to use, |
|
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copy, modify, merge, publish, distribute, sublicense, and/or sell |
|
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copies of the Software, and to permit persons to whom the |
|
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Software is furnished to do so, subject to the following |
|
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conditions: |
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||
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The above copyright notice and this permission notice shall be |
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included in all copies or substantial portions of the Software. |
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||
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THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, |
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
|
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
|
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
|
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
|
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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OTHER DEALINGS IN THE SOFTWARE. |
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" |
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"{ Package: 'stx:libtool' }" |
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||
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"{ NameSpace: Tools }" |
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||
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BackgroundSourceProcessingService subclass:#CodeHighlightingService |
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instanceVariableNames:'syntaxPreferences' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'Interface-CodeView' |
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! |
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||
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!CodeHighlightingService class methodsFor:'documentation'! |
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||
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copyright |
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" |
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COPYRIGHT (c) 2010 by Jan Vrany, SWING Research Group. CTU in Prague |
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class: Tools::CodeHighlightingService
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parents:
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All Rights Reserved |
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|
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Permission is hereby granted, free of charge, to any person |
|
45 |
obtaining a copy of this software and associated documentation |
|
46 |
files (the 'Software'), to deal in the Software without |
|
47 |
restriction, including without limitation the rights to use, |
|
48 |
copy, modify, merge, publish, distribute, sublicense, and/or sell |
|
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copies of the Software, and to permit persons to whom the |
|
50 |
Software is furnished to do so, subject to the following |
|
51 |
conditions: |
|
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|
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The above copyright notice and this permission notice shall be |
54 |
included in all copies or substantial portions of the Software. |
|
55 |
||
56 |
THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, |
|
57 |
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
|
58 |
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
|
59 |
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
|
60 |
HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
|
61 |
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
|
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
|
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OTHER DEALINGS IN THE SOFTWARE. |
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" |
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! ! |
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||
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!CodeHighlightingService class methodsFor:'accessing'! |
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label |
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"Answers a short label - for UI" |
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^'Syntax Highlighting' |
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"Created: / 07-03-2010 / 14:00:21 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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!CodeHighlightingService class methodsFor:'testing'! |
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isUsefulFor:aCodeView |
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"this filters useful services. |
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Redefined to return true for myself - not for subclasses" |
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^ self == Tools::CodeHighlightingService |
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"Created: / 22-07-2013 / 14:00:54 / cg" |
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! ! |
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||
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!CodeHighlightingService methodsFor:'accessing'! |
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preferences:preferences |
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"must be able to set those - otherwise, it uses a different coloring scheme in |
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expecco" |
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syntaxPreferences := preferences. |
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! |
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||
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syntaxHighlighter |
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| app lang highlighter | |
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"First, ask application..." |
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app := codeView application. |
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app notNil ifTrue:[ |
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| mthd class | |
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mthd := codeView method. |
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(mthd notNil and:[app respondsTo: #syntaxHighlighterForMethod:]) ifTrue:[ |
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highlighter := app syntaxHighlighterForMethod:mthd. |
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] ifFalse:[ |
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class := codeView classHolder value. |
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(class notNil and:[app respondsTo: #syntaxHighlighterForClass:]) ifTrue:[ |
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highlighter := app syntaxHighlighterForClass: class. |
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] ifFalse:[ |
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(class notNil and:[app respondsTo: #syntaxHighlighter]) ifTrue:[ |
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highlighter := app syntaxHighlighterClass. |
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]. |
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]. |
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] |
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]. |
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"App did not provide any highlighter..." |
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highlighter isNil ifTrue:[ |
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highlighter := (lang := codeView language) isNil |
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ifTrue:[nil] |
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ifFalse:[lang syntaxHighlighterClass]. |
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]. |
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"HACK!!!!!!" |
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highlighter == SyntaxHighlighter ifTrue:[ |
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highlighter := SyntaxHighlighter2 |
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]. |
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^ highlighter |
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||
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"Created: / 05-08-2011 / 10:48:55 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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"Modified: / 28-09-2011 / 00:23:27 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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"Modified: / 22-07-2013 / 13:33:46 / cg" |
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! |
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syntaxHighlighters |
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| highlighters highlighter | |
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highlighters := OrderedCollection new: 4. |
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highlighter := self syntaxHighlighter. |
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highlighter notNil ifTrue:[ |
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highlighters add: highlighter |
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]. |
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codeView services do:[:service| |
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service ~~ self ifTrue:[ |
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highlighter := service syntaxHighlighter. |
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highlighter notNil ifTrue:[ |
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highlighters add: highlighter |
151 |
]. |
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] |
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]. |
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^highlighters |
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"Created: / 05-08-2011 / 10:49:17 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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"Modified: / 19-07-2012 / 12:58:48 / cg" |
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"Modified: / 23-04-2013 / 01:49:53 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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!CodeHighlightingService methodsFor:'acessing-defaults'! |
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defaultJobName |
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^'CodeView2''s syntax highlighting job' |
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"Created: / 24-01-2012 / 12:06:28 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! ! |
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||
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!CodeHighlightingService methodsFor:'private'! |
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||
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process |
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"(Re)starts the processing job. Should be called whenever a source |
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must be (re)processed." |
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| highlighters | |
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(highlighters := self syntaxHighlighters) isEmptyOrNil ifTrue:[ |
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"No higlighter, nothing to do" |
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^self |
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]. |
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super process. |
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"Modified: / 07-07-2011 / 12:26:12 / Jan Vrany <jan.vrant@fit.cvut,cz>" |
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"Modified: / 26-09-2011 / 15:40:23 / cg" |
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"Created: / 24-01-2012 / 12:11:52 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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! |
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||
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process: delayed |
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|
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|oldCode oldCodeList newCode elements cls mthd highlighterClasses| |
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"/ codeView topView class == DebugView ifTrue:[^ self]. |
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|
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done := false. |
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modified := false. |
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codeView syntaxElements: nil. |
198 |
codeView syntaxElementSelection: nil. |
|
199 |
||
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highlighterClasses := self syntaxHighlighters. |
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|
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cls := codeView klass. |
203 |
(cls notNil and:[cls isObsolete]) ifTrue:[ |
|
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cls isMeta ifTrue:[ |
205 |
cls := (Smalltalk at:cls theNonMetaclass name) class |
|
206 |
] ifFalse:[ |
|
207 |
cls := Smalltalk at:cls name |
|
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]. |
|
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]. |
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mthd := codeView method. |
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"textView" modified ifFalse:[ |
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"/ bad bad bad: textView's list may change, while we copy!!!!!!!!!! |
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[ |
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oldCodeList := textView list copy. |
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] valueUninterruptably. |
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|
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"textView" modified ifFalse:[ |
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oldCodeList isNil ifFalse:[ |
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oldCode := oldCodeList asStringWithoutEmphasis. |
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"textView" modified ifFalse:[ |
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Screen currentScreenQuerySignal answer:codeView device |
223 |
do:[ |
|
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224 |
Parser parseErrorSignal handle:[:ex | |
10486 | 225 |
|errMsg| |
9980 | 226 |
|
10486 | 227 |
errMsg := ex description asStringCollection first asString. |
9980 | 228 |
|
10486 | 229 |
"/ Transcript topView raiseDeiconified. |
230 |
"/ Transcript showCR:'ParseError: ', ex description. |
|
9980 | 231 |
"/ self halt. |
10486 | 232 |
"/ self showInfo:(errMsg colorizeAllWith:Color red). |
233 |
newCode := nil. |
|
234 |
] do:[ |
|
13867 | 235 |
| codeAspect | |
236 |
||
237 |
elements := ParseTreeIndex new. |
|
10486 | 238 |
newCode := oldCode asText. |
11705 | 239 |
codeAspect := codeView codeAspect. |
240 |
codeAspect == SyntaxHighlighter codeAspectMethod ifTrue:[ |
|
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highlighterClasses do:[:e|newCode := e formatMethod:mthd source:newCode in:cls using:syntaxPreferences elementsInto: elements]. |
10486 | 242 |
] ifFalse:[ |
11705 | 243 |
codeAspect == (SyntaxHighlighter codeAspectExpression) ifTrue:[ |
13867 | 244 |
highlighterClasses do:[:e|newCode := e formatExpression:newCode in:cls elementsInto: elements]. |
10486 | 245 |
] ifFalse:[ |
11705 | 246 |
codeAspect == (SyntaxHighlighter codeAspectClassDefinition) ifTrue:[ |
11384 | 247 |
highlighterClasses do:[:e|newCode := e formatClassDefinition:newCode string in:cls elementsInto: elements]. |
10486 | 248 |
] |
249 |
]. |
|
250 |
]. |
|
251 |
] |
|
252 |
]. |
|
253 |
newCode notNil ifTrue:[ |
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"textView" modified ifFalse:[ |
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newCode ~= oldCodeList ifTrue:[ |
256 |
newCode := newCode asStringCollection. |
|
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"textView" modified ifFalse:[ |
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done := true. |
259 |
textView notNil ifTrue:[ |
|
260 |
"/ must add this event - and not been interrupted |
|
261 |
"/ by any arriving key-event. |
|
262 |
"/ self showInfo:nil. |
|
263 |
delayed ifTrue:[ |
|
264 |
codeView sensor |
|
265 |
pushUserEvent:#setHighlightedCode:elements: |
|
266 |
for:self |
|
267 |
withArguments:(Array with:newCode with: elements). |
|
268 |
"/self delayedUpdateBufferLabelWithCheckIfModified |
|
269 |
] ifFalse:[ |
|
270 |
textView contents: newCode. |
|
13867 | 271 |
codeView syntaxElements: elements. |
272 |
gutterView invalidate. |
|
10486 | 273 |
] |
274 |
] |
|
275 |
] |
|
276 |
]. |
|
277 |
] |
|
278 |
] |
|
279 |
] |
|
280 |
] |
|
281 |
] |
|
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] |
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|
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"Modified: / 22-08-2011 / 14:17:47 / cg" |
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"Created: / 24-01-2012 / 12:21:34 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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"Modified: / 22-07-2013 / 13:33:40 / cg" |
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! |
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|
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setHighlightedCode:newCode elements: elements |
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"the background synhighlighter has generated new colored text, |
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with highlighted syntax. |
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If there have been no modifications in the meantime, install it." |
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|
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|firstShown lastShown cursorWasOn anyChange newLines l replaceAction list| |
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|
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"textView" modified ifTrue:[ |
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"/ new input arrived in the meantime |
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^ self |
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]. |
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done ifFalse:[ |
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"/ another coloring process has already been started. |
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"/ ignore this (leftover) code. |
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^ self |
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]. |
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|
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firstShown := textView firstLineShown. |
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lastShown := textView lastLineShown. |
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replaceAction := [:lNr :line | |
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|oldLine| |
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|
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oldLine := list at:lNr ifAbsent:nil. |
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oldLine notNil ifTrue:[ |
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line notNil ifTrue:[ |
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"/ this check is needed - there is a race |
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"/ when the text is converted. This detects the |
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"/ resulting error. |
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"/ Certainly a kludge. |
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|
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oldLine string = line string ifTrue:[ |
13867 | 322 |
| i | |
323 |
||
324 |
"JV@2012-02-01: Remove any emphasis on leading whitespace" |
|
325 |
"(presumably created by LintHighlighter)" |
|
326 |
i := line string indexOfNonSeparator. |
|
327 |
i > 1 ifTrue:[ |
|
328 |
| e | |
|
329 |
||
330 |
(e := (line emphasisAt: i - 1)) notNil ifTrue:[ |
|
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line emphasisFrom: 1 to: i - 1 remove: e. |
|
332 |
] |
|
333 |
]. |
|
334 |
||
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oldLine emphasis ~= line emphasis ifTrue:[ |
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textView modifiedChannel removeDependent:self. |
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list at:lNr put:line. |
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textView modifiedChannel addDependent:self. |
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(lNr between:firstShown and:lastShown) ifTrue:[ |
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anyChange ifFalse:[ |
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anyChange := true. |
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cursorWasOn := textView hideCursor |
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]. |
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textView redrawLine:lNr |
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] |
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] |
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] |
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] |
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349 |
] |
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350 |
]. |
10410 | 351 |
|
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anyChange := false. |
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newLines := newCode asStringCollection. |
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list := textView list. |
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list isNil ifTrue:[ |
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textView list:newLines. |
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357 |
] ifFalse:[ |
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"/ the cursor line first - that's where your eyes are ... |
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(l := textView cursorLine) notNil ifTrue:[ |
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l <= newLines size ifTrue:[ |
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361 |
replaceAction value:l value:(newLines at:l) |
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362 |
] |
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363 |
]. |
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364 |
newLines keysAndValuesDo:replaceAction. |
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365 |
anyChange ifTrue:[ |
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cursorWasOn ifTrue:[ |
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367 |
textView showCursor |
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368 |
] |
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369 |
] |
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370 |
]. |
13867 | 371 |
codeView syntaxElements: elements. |
372 |
gutterView invalidate. |
|
373 |
||
374 |
"/ Transcript showCR:'--> rehighlighted ', self identityHash printString. |
|
10410 | 375 |
|
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376 |
"Modified: / 09-10-2006 / 11:50:17 / cg" |
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"Created: / 14-02-2010 / 16:10:21 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
13867 | 378 |
"Modified (format): / 21-08-2011 / 09:38:22 / cg" |
379 |
"Modified: / 01-02-2012 / 19:18:00 / jv" |
|
380 |
"Modified: / 17-03-2012 / 19:33:18 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
|
10410 | 381 |
! ! |
382 |
||
9980 | 383 |
!CodeHighlightingService class methodsFor:'documentation'! |
384 |
||
10497 | 385 |
version |
13867 | 386 |
^ '$Header: /cvs/stx/stx/libtool/Tools__CodeHighlightingService.st,v 1.47 2014-02-05 19:08:27 cg Exp $' |
10497 | 387 |
! |
388 |
||
9980 | 389 |
version_CVS |
13867 | 390 |
^ '$Header: /cvs/stx/stx/libtool/Tools__CodeHighlightingService.st,v 1.47 2014-02-05 19:08:27 cg Exp $' |
9980 | 391 |
! |
392 |
||
393 |
version_SVN |
|
13867 | 394 |
^ '$Id: Tools__CodeHighlightingService.st,v 1.47 2014-02-05 19:08:27 cg Exp $' |
9980 | 395 |
! ! |
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396 |