diff options
Diffstat (limited to 'src/corelib/itemmodels')
| -rw-r--r-- | src/corelib/itemmodels/qsortfilterproxymodel.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/corelib/itemmodels/qsortfilterproxymodel.cpp b/src/corelib/itemmodels/qsortfilterproxymodel.cpp index 15798d5293..5ae4fc0417 100644 --- a/src/corelib/itemmodels/qsortfilterproxymodel.cpp +++ b/src/corelib/itemmodels/qsortfilterproxymodel.cpp @@ -272,6 +272,7 @@ public: QModelIndexPairList store_persistent_indexes(); void update_persistent_indexes(const QModelIndexPairList &source_indexes); + void filter_about_to_be_changed(const QModelIndex &source_parent = QModelIndex()); void filter_changed(const QModelIndex &source_parent = QModelIndex()); QSet<int> handle_filter_changed( QVector<int> &source_to_proxy, QVector<int> &proxy_to_source, @@ -1045,6 +1046,19 @@ void QSortFilterProxyModelPrivate::update_persistent_indexes( q->changePersistentIndexList(from, to); } +/*! + \internal + + Updates the source_index mapping in case it's invalid and we + need it because we have a valid filter +*/ +void QSortFilterProxyModelPrivate::filter_about_to_be_changed(const QModelIndex &source_parent) +{ + if (!filter_regexp.pattern().isEmpty() && + source_index_mapping.constFind(source_parent) == source_index_mapping.constEnd()) + create_mapping(source_parent); +} + /*! \internal @@ -2304,6 +2318,7 @@ QRegExp QSortFilterProxyModel::filterRegExp() const void QSortFilterProxyModel::setFilterRegExp(const QRegExp ®Exp) { Q_D(QSortFilterProxyModel); + d->filter_about_to_be_changed(); d->filter_regexp = regExp; d->filter_changed(); } @@ -2325,6 +2340,7 @@ int QSortFilterProxyModel::filterKeyColumn() const void QSortFilterProxyModel::setFilterKeyColumn(int column) { Q_D(QSortFilterProxyModel); + d->filter_about_to_be_changed(); d->filter_column = column; d->filter_changed(); } @@ -2350,6 +2366,7 @@ void QSortFilterProxyModel::setFilterCaseSensitivity(Qt::CaseSensitivity cs) Q_D(QSortFilterProxyModel); if (cs == d->filter_regexp.caseSensitivity()) return; + d->filter_about_to_be_changed(); d->filter_regexp.setCaseSensitivity(cs); d->filter_changed(); } @@ -2415,6 +2432,7 @@ void QSortFilterProxyModel::setSortLocaleAware(bool on) void QSortFilterProxyModel::setFilterRegExp(const QString &pattern) { Q_D(QSortFilterProxyModel); + d->filter_about_to_be_changed(); d->filter_regexp.setPatternSyntax(QRegExp::RegExp); d->filter_regexp.setPattern(pattern); d->filter_changed(); @@ -2429,6 +2447,7 @@ void QSortFilterProxyModel::setFilterRegExp(const QString &pattern) void QSortFilterProxyModel::setFilterWildcard(const QString &pattern) { Q_D(QSortFilterProxyModel); + d->filter_about_to_be_changed(); d->filter_regexp.setPatternSyntax(QRegExp::Wildcard); d->filter_regexp.setPattern(pattern); d->filter_changed(); @@ -2443,6 +2462,7 @@ void QSortFilterProxyModel::setFilterWildcard(const QString &pattern) void QSortFilterProxyModel::setFilterFixedString(const QString &pattern) { Q_D(QSortFilterProxyModel); + d->filter_about_to_be_changed(); d->filter_regexp.setPatternSyntax(QRegExp::FixedString); d->filter_regexp.setPattern(pattern); d->filter_changed(); @@ -2522,6 +2542,7 @@ void QSortFilterProxyModel::setFilterRole(int role) Q_D(QSortFilterProxyModel); if (d->filter_role == role) return; + d->filter_about_to_be_changed(); d->filter_role = role; d->filter_changed(); } |