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Markdown Highlighter: speed up at first parse

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This commit is contained in:
Le Tan 2017-11-29 21:45:06 +08:00
parent d2ee3e66d6
commit c7cb95d18b
2 changed files with 18 additions and 4 deletions
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19
src/hgmarkdownhighlighter.cpp
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@ -29,9 +29,16 @@ HGMarkdownHighlighter::HGMarkdownHighlighter(const QVector<HighlightingStyle> &s
const QHash<QString, QTextCharFormat> &codeBlockStyles, const QHash<QString, QTextCharFormat> &codeBlockStyles,
int waitInterval, int waitInterval,
QTextDocument *parent) QTextDocument *parent)
: QSyntaxHighlighter(parent), highlightingStyles(styles), : QSyntaxHighlighter(parent),
m_codeBlockStyles(codeBlockStyles), m_numOfCodeBlockHighlightsToRecv(0), highlightingStyles(styles),
parsing(0), waitInterval(waitInterval), content(NULL), capacity(0), result(NULL) m_codeBlockStyles(codeBlockStyles),
m_numOfCodeBlockHighlightsToRecv(0),
parsing(0),
waitInterval(waitInterval),
m_firstParse(true),
content(NULL),
capacity(0),
result(NULL)
{ {
codeBlockStartExp = QRegExp(VUtils::c_fencedCodeBlockStartRegExp); codeBlockStartExp = QRegExp(VUtils::c_fencedCodeBlockStartRegExp);
codeBlockEndExp = QRegExp(VUtils::c_fencedCodeBlockEndRegExp); codeBlockEndExp = QRegExp(VUtils::c_fencedCodeBlockEndRegExp);
@ -541,11 +548,15 @@ void HGMarkdownHighlighter::timerTimeout()
{ {
qDebug() << "HGMarkdownHighlighter start a new parse"; qDebug() << "HGMarkdownHighlighter start a new parse";
parse(); parse();
if (!updateCodeBlocks()) { if (!updateCodeBlocks() || m_firstParse) {
rehighlight(); rehighlight();
} }
highlightChanged(); highlightChanged();
if (m_firstParse) {
m_firstParse = false;
}
} }
void HGMarkdownHighlighter::updateHighlight() void HGMarkdownHighlighter::updateHighlight()

3
src/hgmarkdownhighlighter.h
View File

@ -190,6 +190,9 @@ private:
QTimer *timer; QTimer *timer;
int waitInterval; int waitInterval;
// Whether this is the first parse.
bool m_firstParse;
char *content; char *content;
int capacity; int capacity;
pmh_element **result; pmh_element **result;