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TextEditor: Use synchronous highlighter by default

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Change-Id: I796800972668d4cad9dd12aa4fcc9395febcce0f
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
This commit is contained in:
David Schulz
2024-03-05 07:40:28 +01:00
parent 7b8f274b9e
commit 1c47a0a301
2 changed files with 11 additions and 7 deletions
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16
src/plugins/texteditor/textdocument.cpp
View File

@@ -914,19 +914,23 @@ bool TextDocument::reload(QString *errorString, ReloadFlag flag, ChangeType type
void TextDocument::resetSyntaxHighlighter(const std::function<SyntaxHighlighter *()> &creator, void TextDocument::resetSyntaxHighlighter(const std::function<SyntaxHighlighter *()> &creator,
bool threaded) bool threaded)
{ {
if (d->m_highlighterRunner) delete d->m_highlighterRunner;
delete d->m_highlighterRunner;
static const bool envValue static const std::optional<bool> envValue = []() -> std::optional<bool> {
= qtcEnvironmentVariable("QTC_USE_THREADED_HIGHLIGHTER", "TRUE").toUpper() const QString key("QTC_USE_THREADED_HIGHLIGHTER");
== QLatin1String("TRUE"); if (qtcEnvironmentVariableIsSet(key)) {
const QString value = qtcEnvironmentVariable(key).toUpper();
return value != "FALSE" && value != "0";
}
return {};
}();
SyntaxHighlighter *highlighter = creator(); SyntaxHighlighter *highlighter = creator();
highlighter->setFontSettings(TextEditorSettings::fontSettings()); highlighter->setFontSettings(TextEditorSettings::fontSettings());
highlighter->setMimeType(mimeType()); highlighter->setMimeType(mimeType());
d->m_highlighterRunner = new SyntaxHighlighterRunner(highlighter, d->m_highlighterRunner = new SyntaxHighlighterRunner(highlighter,
document(), document(),
threaded && envValue); envValue.value_or(threaded));
} }
void TextDocument::cleanWhitespace(const QTextCursor &cursor) void TextDocument::cleanWhitespace(const QTextCursor &cursor)

2
src/plugins/texteditor/textdocument.h
View File

@@ -127,7 +127,7 @@ public:
QTextDocument *document() const; QTextDocument *document() const;
using SyntaxHighLighterCreator = std::function<SyntaxHighlighter *()>; using SyntaxHighLighterCreator = std::function<SyntaxHighlighter *()>;
void resetSyntaxHighlighter(const SyntaxHighLighterCreator &creator, bool threaded = true); void resetSyntaxHighlighter(const SyntaxHighLighterCreator &creator, bool threaded = false);
SyntaxHighlighterRunner *syntaxHighlighterRunner() const; SyntaxHighlighterRunner *syntaxHighlighterRunner() const;
bool reload(QString *errorString, QTextCodec *codec); bool reload(QString *errorString, QTextCodec *codec);