author | Claus Gittinger <cg@exept.de> |
Sun, 01 Sep 2013 10:53:13 +0200 | |
changeset 13452 | ceef36923698 |
parent 13263 | a6c32c37bf38 |
child 13289 | cc75e3cd0362 |
child 13554 | 0c5bc183802b |
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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"{ 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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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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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 |
|
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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 |
54 |
included in all copies or substantial portions of the Software. |
|
55 |
||
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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 |
|
59 |
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
|
60 |
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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! ! |
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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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!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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"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 | |
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highlighters := OrderedCollection new. |
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codeView services do:[:service| |
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| highlighter | |
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highlighter := service syntaxHighlighter. |
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highlighter notNil ifTrue:[ |
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"HACK, since AbstractSyntaxHighlighter overwrites |
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emphasis instead of adding it..." |
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(highlighter isKindOf: AbstractSyntaxHighlighter class) ifTrue:[ |
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highlighters addFirst: highlighter |
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] ifFalse:[ |
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highlighters add: highlighter |
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]. |
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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: / 30-07-2013 / 19:29:59 / cg" |
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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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|oldCode oldCodeList newCode elements cls mthd highlighterClasses| |
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enabled == false ifTrue:[^ self]. |
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codeView topView class == DebugView ifTrue:[^ self]. |
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done := false. |
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modified := false. |
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codeView syntaxElements: nil. |
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codeView syntaxElementSelection: nil. |
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||
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highlighterClasses := self syntaxHighlighters. |
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cls := codeView klass. |
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(cls notNil and:[cls isObsolete]) ifTrue:[ |
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cls isMeta ifTrue:[ |
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cls := (Smalltalk at:cls theNonMetaclass name) class |
|
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] ifFalse:[ |
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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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oldCodeList := textView list copy. |
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"textView" modified ifFalse:[ |
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oldCodeList isNil ifFalse:[ |
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oldCode := oldCodeList asStringCollection asStringWithoutEmphasis. |
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"textView" modified ifFalse:[ |
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Screen currentScreenQuerySignal answer:codeView device |
219 |
do:[ |
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Parser parseErrorSignal handle:[:ex | |
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|errMsg| |
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|
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errMsg := ex description asStringCollection first asString. |
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|
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"/ Transcript topView raiseDeiconified. |
226 |
"/ Transcript showCR:'ParseError: ', ex description. |
|
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"/ self halt. |
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"/ self showInfo:(errMsg colorizeAllWith:Color red). |
229 |
newCode := nil. |
|
230 |
] do:[ |
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|codeAspect| |
232 |
||
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elements := SortedCollection new. |
234 |
newCode := oldCode asText. |
|
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codeAspect := codeView codeAspect. |
236 |
codeAspect == SyntaxHighlighter codeAspectMethod ifTrue:[ |
|
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highlighterClasses do:[:e|newCode := e formatMethod:mthd source:newCode in:cls using:syntaxPreferences elementsInto: elements]. |
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] ifFalse:[ |
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codeAspect == (SyntaxHighlighter codeAspectExpression) ifTrue:[ |
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highlighterClasses do:[:e|newCode := e formatStatementList:newCode in:cls elementsInto: elements]. |
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] ifFalse:[ |
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codeAspect == (SyntaxHighlighter codeAspectClassDefinition) ifTrue:[ |
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highlighterClasses do:[:e|newCode := e formatClassDefinition:newCode string in:cls elementsInto: elements]. |
10486 | 244 |
] |
245 |
]. |
|
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]. |
|
247 |
] |
|
248 |
]. |
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newCode notNil ifTrue:[ |
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"textView" modified ifFalse:[ |
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newCode ~= oldCodeList ifTrue:[ |
252 |
newCode := newCode asStringCollection. |
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"textView" modified ifFalse:[ |
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done := true. |
255 |
textView notNil ifTrue:[ |
|
256 |
"/ must add this event - and not been interrupted |
|
257 |
"/ by any arriving key-event. |
|
258 |
"/ self showInfo:nil. |
|
259 |
delayed ifTrue:[ |
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codeView sensor |
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261 |
pushUserEvent:#setHighlightedCode:elements: |
|
262 |
for:self |
|
263 |
withArguments:(Array with:newCode with: elements). |
|
264 |
"/self delayedUpdateBufferLabelWithCheckIfModified |
|
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] ifFalse:[ |
|
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textView contents: newCode. |
|
267 |
] |
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] |
|
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] |
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]. |
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] |
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] |
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] |
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] |
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] |
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] |
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"Modified: / 16-09-2011 / 17:01:39 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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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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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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|
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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:[ |
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316 |
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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324 |
]. |
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325 |
textView redrawLine:lNr |
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326 |
] |
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327 |
] |
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328 |
] |
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329 |
] |
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330 |
] |
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331 |
]. |
10410 | 332 |
|
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anyChange := false. |
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334 |
newLines := newCode asStringCollection. |
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335 |
list := textView list. |
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336 |
list isNil ifTrue:[ |
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337 |
textView list:newLines. |
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338 |
] ifFalse:[ |
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339 |
"/ the cursor line first - that's where your eyes are ... |
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340 |
(l := textView cursorLine) notNil ifTrue:[ |
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|
341 |
l <= newLines size ifTrue:[ |
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|
342 |
replaceAction value:l value:(newLines at:l) |
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|
343 |
] |
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|
344 |
]. |
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345 |
newLines keysAndValuesDo:replaceAction. |
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anyChange ifTrue:[ |
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cursorWasOn ifTrue:[ |
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348 |
textView showCursor |
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349 |
] |
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|
350 |
] |
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|
351 |
]. |
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352 |
codeView syntaxElements: elements |
10410 | 353 |
|
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354 |
"Modified: / 09-10-2006 / 11:50:17 / cg" |
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355 |
"Created: / 14-02-2010 / 16:10:21 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
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356 |
"Modified: / 16-09-2011 / 17:33:31 / Jan Vrany <jan.vrany@fit.cvut.cz>" |
11611 | 357 |
"Modified (format): / 19-07-2012 / 12:07:05 / cg" |
10410 | 358 |
! ! |
359 |
||
9980 | 360 |
!CodeHighlightingService class methodsFor:'documentation'! |
361 |
||
10497 | 362 |
version |
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363 |
^ '$Header: /cvs/stx/stx/libtool/Tools__CodeHighlightingService.st,v 1.44 2013-07-30 17:35:09 cg Exp $' |
10497 | 364 |
! |
365 |
||
9980 | 366 |
version_CVS |
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|
367 |
^ '$Header: /cvs/stx/stx/libtool/Tools__CodeHighlightingService.st,v 1.44 2013-07-30 17:35:09 cg Exp $' |
9980 | 368 |
! |
369 |
||
370 |
version_SVN |
|
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|
371 |
^ '$Id: Tools__CodeHighlightingService.st,v 1.44 2013-07-30 17:35:09 cg Exp $' |
9980 | 372 |
! ! |
12099
d3315fdc1c92
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|
373 |