diff options
| author | Volker Hilsheimer <volker.hilsheimer@qt.io> | 2020-01-30 17:37:09 +0100 |
|---|---|---|
| committer | Volker Hilsheimer <volker.hilsheimer@qt.io> | 2020-02-06 16:46:21 +0000 |
| commit | ef7773e5664dd8278831ed4d7d24dd4fc1aaefd3 (patch) | |
| tree | b8d9793713f3e44ab4819952ee9e7817e7688df6 /src | |
| parent | eb45c37be7e32a20612b23f54a830ea0c4db7119 (diff) | |
Doc: QPersistentModelIndex cannot be stored in a QStandardItem
As discussed in the bug report, making sure that the reference counts
are correct in such scenarios adds substantial complexity to the code,
only to support a bad use-case for which QStandardItemModel was not
designed.
Change-Id: I663b490ed3471875386add17e7eadb7d8df50489
Fixes: QTBUG-78142
Reviewed-by: Paul Wicking <paul.wicking@qt.io>
Diffstat (limited to 'src')
| -rw-r--r-- | src/corelib/itemmodels/qabstractitemmodel.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/corelib/itemmodels/qabstractitemmodel.cpp b/src/corelib/itemmodels/qabstractitemmodel.cpp index 6e97c2fd39..5caddf6aea 100644 --- a/src/corelib/itemmodels/qabstractitemmodel.cpp +++ b/src/corelib/itemmodels/qabstractitemmodel.cpp @@ -107,6 +107,9 @@ void QPersistentModelIndexData::destroy(QPersistentModelIndexData *data) It is good practice to check that persistent model indexes are valid before using them. + \note You cannot store a QStandardItemModel's QPersistentModelIndex + in one of the model's items. + \sa {Model/View Programming}, QModelIndex, QAbstractItemModel */ |