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| author | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@nokia.com> | 2011-07-13 13:06:43 (GMT) |
|---|---|---|
| committer | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@nokia.com> | 2011-07-13 13:10:08 (GMT) |
| commit | c0772f44fb1d53608ff629fc622103698c6d0ee5 (patch) | |
| tree | 4a0bbbc06012cdff8cdd20cb655c1c07c15e0cdf /src/gui/text | |
| parent | 2118a8df91263dcadd1ca0067caed84d1c749977 (diff) | |
| download | Qt-c0772f44fb1d53608ff629fc622103698c6d0ee5.zip Qt-c0772f44fb1d53608ff629fc622103698c6d0ee5.tar.gz Qt-c0772f44fb1d53608ff629fc622103698c6d0ee5.tar.bz2 | |
Fix potential crash when clicking in a text edit
Since the attributes() call might resize the layout and therefore
delete the previous data, the logClusters pointer might be dangling
at this point. We need to reget it to make sure it's valid.
Task-number: QTBUG-20310
Reviewed-by: Jiang Jiang
Diffstat (limited to 'src/gui/text')
| -rw-r--r-- | src/gui/text/qtextengine.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp index 648f5c0..6c13eae 100644 --- a/src/gui/text/qtextengine.cpp +++ b/src/gui/text/qtextengine.cpp @@ -2789,6 +2789,7 @@ int QTextEngine::positionInLigature(const QScriptItem *si, int end, } const HB_CharAttributes *attrs = attributes(); + logClusters = this->logClusters(si); clusterLength = getClusterLength(logClusters, attrs, 0, end, glyph_pos, &clusterStart); if (clusterLength) { |