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RedPanda-CPP
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fix: crash when move caret in empty files

This commit is contained in:
Roy Qu 2024-03-06 17:18:54 +08:00
parent 100c55fdba
commit 93768c199e
1 changed files with 5 additions and 1 deletions
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6
libs/qsynedit/qsynedit/document.cpp
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@ -933,12 +933,16 @@ int Document::glyphCount(int line)
int Document::glyphStartChar(int line, int glyphIdx)
{
QMutexLocker locker(&mMutex);
if (line<0 || line>=count())
return 0;
return mLines[line]->glyphStartChar(glyphIdx);
}
int Document::glyphLength(int line, int glyphIdx)
{
QMutexLocker locker(&mMutex);
if (line<0 || line>=count())
return 0;
return mLines[line]->glyphLength(glyphIdx);
}
@ -962,7 +966,7 @@ int Document::glyphWidth(const QString &glyph, int left) const
int Document::charToGlyphIndex(int line, int charIdx)
{
QMutexLocker locker(&mMutex);
if (line<0 || line>count())
if (line<0 || line>=count())
return 0;
QList<int> glyphStartCharList = mLines[line]->glyphStartCharList();
return charToGlyphIndex(mLines[line]->lineText(), glyphStartCharList, charIdx);